src/video/SDL_renderer_gles.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 31 May 2009 11:53:12 +0000
changeset 3161 494559cc723b
parent 3139 7f684f249ec9
child 3163 a252014ce27d
permissions -rw-r--r--
OpenPandora support added by David Carré
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2009 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#if SDL_VIDEO_RENDER_OGL_ES
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#include "SDL_video.h"
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#include "SDL_opengles.h"
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#include "SDL_sysvideo.h"
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#include "SDL_pixels_c.h"
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#include "SDL_rect_c.h"
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#include "SDL_yuv_sw_c.h"
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#ifdef __QNXNTO__
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/* Empty function stub to get OpenGL ES 1.0 support without  */
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/* OpenGL ES extension GL_OES_draw_texture_supported         */
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GL_API void GL_APIENTRY
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glDrawTexiOES(GLint x, GLint y, GLint z, GLint width, GLint height)
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{
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    return;
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}
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#endif /* __QNXNTO__ */
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#if SDL_VIDEO_DRIVER_PANDORA
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GL_API void GL_APIENTRY
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glDrawTexiOES(GLint x, GLint y, GLint z, GLint width, GLint height)
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{
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    return;
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}
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#endif /* SDL_VIDEO_DRIVER_PANDORA */
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/* OpenGL ES 1.1 renderer implementation, based on the OpenGL renderer */
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static const float inv255f = 1.0f / 255.0f;
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static SDL_Renderer *GLES_CreateRenderer(SDL_Window * window, Uint32 flags);
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static int GLES_ActivateRenderer(SDL_Renderer * renderer);
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static int GLES_DisplayModeChanged(SDL_Renderer * renderer);
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static int GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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static int GLES_QueryTexturePixels(SDL_Renderer * renderer,
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                                   SDL_Texture * texture, void **pixels,
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                                   int *pitch);
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static int GLES_SetTexturePalette(SDL_Renderer * renderer,
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                                  SDL_Texture * texture,
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                                  const SDL_Color * colors, int firstcolor,
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                                  int ncolors);
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static int GLES_GetTexturePalette(SDL_Renderer * renderer,
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                                  SDL_Texture * texture, SDL_Color * colors,
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                                  int firstcolor, int ncolors);
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static int GLES_SetTextureColorMod(SDL_Renderer * renderer,
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                                   SDL_Texture * texture);
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static int GLES_SetTextureAlphaMod(SDL_Renderer * renderer,
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                                   SDL_Texture * texture);
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static int GLES_SetTextureBlendMode(SDL_Renderer * renderer,
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                                    SDL_Texture * texture);
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static int GLES_SetTextureScaleMode(SDL_Renderer * renderer,
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                                    SDL_Texture * texture);
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static int GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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                              const SDL_Rect * rect, const void *pixels,
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                              int pitch);
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static int GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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                            const SDL_Rect * rect, int markDirty,
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                            void **pixels, int *pitch);
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static void GLES_UnlockTexture(SDL_Renderer * renderer,
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                               SDL_Texture * texture);
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static void GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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                              int numrects, const SDL_Rect * rects);
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static int GLES_RenderPoint(SDL_Renderer * renderer, int x, int y);
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static int GLES_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
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                           int y2);
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static int GLES_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
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static int GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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                           const SDL_Rect * srcrect,
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                           const SDL_Rect * dstrect);
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static void GLES_RenderPresent(SDL_Renderer * renderer);
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static void GLES_DestroyTexture(SDL_Renderer * renderer,
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                                SDL_Texture * texture);
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static void GLES_DestroyRenderer(SDL_Renderer * renderer);
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SDL_RenderDriver GL_ES_RenderDriver = {
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    GLES_CreateRenderer,
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    {
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     "opengl_es",
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diff changeset
   106
     (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTDISCARD |
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   107
      SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED),
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
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   108
     (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
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   109
      SDL_TEXTUREMODULATE_ALPHA),
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Sam Lantinga <slouken@libsdl.org>
parents: 2859
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   110
     (SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK |
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
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   111
      SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
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   112
     (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST |
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
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   113
      SDL_TEXTURESCALEMODE_SLOW), 2,
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   114
     {
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   115
      /* OpenGL ES 1.x supported formats list */
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   116
      SDL_PIXELFORMAT_BGR24,
3139
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   117
      SDL_PIXELFORMAT_ABGR8888},
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   118
     0,
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   119
     0}
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   120
};
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   121
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
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   122
typedef struct
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   123
{
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Holmes Futrell <hfutrell@umail.ucsb.edu>
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   124
    SDL_GLContext context;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
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   125
    SDL_bool updateSize;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   126
    int blendMode;
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Sam Lantinga <slouken@libsdl.org>
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   127
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   128
#ifndef APIENTRY
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   129
#define APIENTRY
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
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   130
#endif
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Sam Lantinga <slouken@libsdl.org>
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   131
Sam Lantinga <slouken@libsdl.org>
parents: 2739
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   132
    SDL_bool useDrawTexture;
Sam Lantinga <slouken@libsdl.org>
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   133
    SDL_bool GL_OES_draw_texture_supported;
Sam Lantinga <slouken@libsdl.org>
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   134
Sam Lantinga <slouken@libsdl.org>
parents: 2739
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   135
    /* OpenGL ES functions */
Sam Lantinga <slouken@libsdl.org>
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   136
#define SDL_PROC(ret,func,params) ret (APIENTRY *func) params;
Sam Lantinga <slouken@libsdl.org>
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   137
#include "SDL_glesfuncs.h"
Sam Lantinga <slouken@libsdl.org>
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   138
#undef SDL_PROC
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   139
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   140
} GLES_RenderData;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   141
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   142
typedef struct
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   143
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   144
    GLuint texture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   145
    GLenum type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   146
    GLfloat texw;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   147
    GLfloat texh;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   148
    GLenum format;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   149
    GLenum formattype;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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   150
    void *pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   151
    int pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
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   152
    SDL_DirtyRectList dirty;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   153
} GLES_TextureData;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   154
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   155
static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   156
GLES_SetError(const char *prefix, GLenum result)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   157
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   158
    const char *error;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   159
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   160
    switch (result) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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diff changeset
   161
    case GL_NO_ERROR:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   162
        error = "GL_NO_ERROR";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   163
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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diff changeset
   164
    case GL_INVALID_ENUM:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
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diff changeset
   165
        error = "GL_INVALID_ENUM";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   166
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   167
    case GL_INVALID_VALUE:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   168
        error = "GL_INVALID_VALUE";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   169
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   170
    case GL_INVALID_OPERATION:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   171
        error = "GL_INVALID_OPERATION";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   172
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   173
    case GL_STACK_OVERFLOW:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   174
        error = "GL_STACK_OVERFLOW";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   175
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   176
    case GL_STACK_UNDERFLOW:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   177
        error = "GL_STACK_UNDERFLOW";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   178
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   179
    case GL_OUT_OF_MEMORY:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   180
        error = "GL_OUT_OF_MEMORY";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   181
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   182
    default:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   183
        error = "UNKNOWN";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   184
        break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   185
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   186
    SDL_SetError("%s: %s", prefix, error);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   187
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   188
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   189
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   190
GLES_LoadFunctions(GLES_RenderData * data)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   191
{
2753
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   192
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   193
#define SDL_PROC(ret,func,params) \
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   194
    data->func = func;
2753
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   195
#include "SDL_glesfuncs.h"
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   196
#undef SDL_PROC
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   197
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   198
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   199
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   200
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   201
void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   202
GLES_AddRenderDriver(_THIS)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   203
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   204
    if (_this->GL_CreateContext) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   205
        SDL_AddRenderDriver(0, &GL_ES_RenderDriver);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   206
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   207
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   208
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   209
SDL_Renderer *
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   210
GLES_CreateRenderer(SDL_Window * window, Uint32 flags)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   211
{
2753
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diff changeset
   212
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   213
    SDL_Renderer *renderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   214
    GLES_RenderData *data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   215
    GLint value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   216
    int doublebuffer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   217
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   218
    if (!(window->flags & SDL_WINDOW_OPENGL)) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   219
        if (SDL_RecreateWindow(window, window->flags | SDL_WINDOW_OPENGL) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   220
            return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   221
        }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   222
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   223
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   224
    renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   225
    if (!renderer) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   226
        SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   227
        return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   228
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   229
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   230
    data = (GLES_RenderData *) SDL_calloc(1, sizeof(*data));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   231
    if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   232
        GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   233
        SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   234
        return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   235
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   236
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   237
    renderer->ActivateRenderer = GLES_ActivateRenderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   238
    renderer->DisplayModeChanged = GLES_DisplayModeChanged;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   239
    renderer->CreateTexture = GLES_CreateTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   240
    renderer->QueryTexturePixels = GLES_QueryTexturePixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   241
    renderer->SetTexturePalette = GLES_SetTexturePalette;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   242
    renderer->GetTexturePalette = GLES_GetTexturePalette;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   243
    renderer->SetTextureColorMod = GLES_SetTextureColorMod;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   244
    renderer->SetTextureAlphaMod = GLES_SetTextureAlphaMod;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   245
    renderer->SetTextureBlendMode = GLES_SetTextureBlendMode;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   246
    renderer->SetTextureScaleMode = GLES_SetTextureScaleMode;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   247
    renderer->UpdateTexture = GLES_UpdateTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   248
    renderer->LockTexture = GLES_LockTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   249
    renderer->UnlockTexture = GLES_UnlockTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   250
    renderer->DirtyTexture = GLES_DirtyTexture;
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   251
    renderer->RenderPoint = GLES_RenderPoint;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   252
    renderer->RenderLine = GLES_RenderLine;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   253
    renderer->RenderFill = GLES_RenderFill;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   254
    renderer->RenderCopy = GLES_RenderCopy;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   255
    renderer->RenderPresent = GLES_RenderPresent;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   256
    renderer->DestroyTexture = GLES_DestroyTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   257
    renderer->DestroyRenderer = GLES_DestroyRenderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   258
    renderer->info = GL_ES_RenderDriver.info;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   259
    renderer->window = window->id;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   260
    renderer->driverdata = data;
2753
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diff changeset
   261
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   262
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   263
    renderer->info.flags =
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   264
        (SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   265
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   266
    if (GLES_LoadFunctions(data) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   267
        GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   268
        return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   269
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   270
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   271
    data->context = SDL_GL_CreateContext(window->id);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   272
    if (!data->context) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   273
        GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   274
        return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   275
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   276
    if (SDL_GL_MakeCurrent(window->id, data->context) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   277
        GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   278
        return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   279
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   280
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   281
    if (flags & SDL_RENDERER_PRESENTVSYNC) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   282
        SDL_GL_SetSwapInterval(1);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   283
    } else {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   284
        SDL_GL_SetSwapInterval(0);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   285
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   286
    if (SDL_GL_GetSwapInterval() > 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   287
        renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   288
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   289
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   290
    if (SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &doublebuffer) == 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   291
        if (!doublebuffer) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   292
            renderer->info.flags |= SDL_RENDERER_SINGLEBUFFER;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   293
        }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   294
    }
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
   295
#if SDL_VIDEO_DRIVER_PANDORA
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
   296
    data->GL_OES_draw_texture_supported = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
   297
    data->useDrawTexture = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
   298
#else
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   299
    if (SDL_GL_ExtensionSupported("GL_OES_draw_texture")) {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   300
        data->GL_OES_draw_texture_supported = SDL_TRUE;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   301
        data->useDrawTexture = SDL_TRUE;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   302
    } else {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   303
        data->GL_OES_draw_texture_supported = SDL_FALSE;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   304
        data->useDrawTexture = SDL_FALSE;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   305
    }
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
   306
#endif
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   307
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   308
    data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   309
    renderer->info.max_texture_width = value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   310
    data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   311
    renderer->info.max_texture_height = value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   312
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   313
    /* Set up parameters for rendering */
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   314
    data->blendMode = -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   315
    data->glDisable(GL_DEPTH_TEST);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   316
    data->glDisable(GL_CULL_FACE);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   317
    data->updateSize = SDL_TRUE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   318
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   319
    return renderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   320
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   321
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   322
static int
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   323
GLES_ActivateRenderer(SDL_Renderer * renderer)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   324
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   325
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   326
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   327
    SDL_Window *window = SDL_GetWindowFromID(renderer->window);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   328
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   329
    if (SDL_GL_MakeCurrent(window->id, data->context) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   330
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   331
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   332
    if (data->updateSize) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   333
        data->glMatrixMode(GL_PROJECTION);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   334
        data->glLoadIdentity();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   335
        data->glMatrixMode(GL_MODELVIEW);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   336
        data->glLoadIdentity();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   337
        data->glViewport(0, 0, window->w, window->h);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   338
        data->glOrthof(0.0, (GLfloat) window->w, (GLfloat) window->h, 0.0,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   339
                       0.0, 1.0);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   340
        data->updateSize = SDL_FALSE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   341
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   342
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   343
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   344
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   345
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   346
GLES_DisplayModeChanged(SDL_Renderer * renderer)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   347
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   348
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   349
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   350
    data->updateSize = SDL_TRUE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   351
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   352
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   353
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   354
static __inline__ int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   355
power_of_2(int input)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   356
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   357
    int value = 1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   358
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   359
    while (value < input) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   360
        value <<= 1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   361
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   362
    return value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   363
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   364
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   365
static int
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   366
GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   367
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   368
    GLES_RenderData *renderdata = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   369
    SDL_Window *window = SDL_GetWindowFromID(renderer->window);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   370
    GLES_TextureData *data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   371
    GLint internalFormat;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   372
    GLenum format, type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   373
    int texture_w, texture_h;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   374
    GLenum result;
3099
82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 2964
diff changeset
   375
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   376
    switch (texture->format) {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   377
    case SDL_PIXELFORMAT_BGR24:
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   378
        internalFormat = GL_RGB;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   379
        format = GL_RGB;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   380
        type = GL_UNSIGNED_BYTE;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   381
        break;
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   382
    case SDL_PIXELFORMAT_ABGR8888:
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   383
        internalFormat = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   384
        format = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   385
        type = GL_UNSIGNED_BYTE;
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   386
        break;
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   387
        /*
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   388
           These formats would be supported if SDL had the necessary pixel formats
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   389
           case SDL_PIXELFORMAT_BGR565:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   390
           internalFormat = GL_RGB;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   391
           format = GL_RGB;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   392
           type = GL_UNSIGNED_SHORT_5_6_5;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   393
           break;                       
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   394
           case SDL_PIXELFORMAT_ABGR5551:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   395
           internalFormat = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   396
           format = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   397
           type = GL_UNSIGNED_SHORT_5_5_5_1;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   398
           break;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   399
           case SDL_PIXELFORMAT_ABGR4444:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   400
           internalFormat = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   401
           format = GL_RGBA;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   402
           type = GL_UNSIGNED_SHORT_4_4_4_4;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   403
           break;
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   404
         */
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   405
    default:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   406
        SDL_SetError("Unsupported texture format");
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   407
        return -1;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   408
    }
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   409
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   410
    data = (GLES_TextureData *) SDL_calloc(1, sizeof(*data));
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   411
    if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   412
        SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   413
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   414
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   415
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   416
    if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   417
        data->pitch = texture->w * SDL_BYTESPERPIXEL(texture->format);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   418
        data->pixels = SDL_malloc(texture->h * data->pitch);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   419
        if (!data->pixels) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   420
            SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   421
            SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   422
            return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   423
        }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   424
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   425
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   426
    texture->driverdata = data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   427
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   428
    renderdata->glGetError();
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   429
    renderdata->glEnable(GL_TEXTURE_2D);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   430
    renderdata->glGenTextures(1, &data->texture);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   431
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   432
    data->type = GL_TEXTURE_2D;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   433
    /* no NPOV textures allowed in OpenGL ES (yet) */
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   434
    texture_w = power_of_2(texture->w);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   435
    texture_h = power_of_2(texture->h);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   436
    data->texw = (GLfloat) texture->w / texture_w;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   437
    data->texh = (GLfloat) texture->h / texture_h;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   438
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   439
    data->format = format;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   440
    data->formattype = type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   441
    renderdata->glBindTexture(data->type, data->texture);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   442
    renderdata->glTexParameteri(data->type, GL_TEXTURE_MIN_FILTER,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   443
                                GL_NEAREST);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   444
    renderdata->glTexParameteri(data->type, GL_TEXTURE_MAG_FILTER,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   445
                                GL_NEAREST);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   446
    renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_S,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   447
                                GL_CLAMP_TO_EDGE);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   448
    renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_T,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   449
                                GL_CLAMP_TO_EDGE);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   450
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   451
    renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   452
                             texture_h, 0, format, type, NULL);
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   453
    renderdata->glDisable(GL_TEXTURE_2D);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   454
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   455
    result = renderdata->glGetError();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   456
    if (result != GL_NO_ERROR) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   457
        GLES_SetError("glTexImage2D()", result);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   458
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   459
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   460
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   461
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   462
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   463
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   464
GLES_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   465
                        void **pixels, int *pitch)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   466
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   467
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   468
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   469
    *pixels = data->pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   470
    *pitch = data->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   471
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   472
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   473
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   474
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   475
GLES_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   476
                       const SDL_Color * colors, int firstcolor, int ncolors)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   477
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   478
    SDL_SetError("OpenGL ES does not support paletted textures");
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   479
    return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   480
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   481
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   482
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   483
GLES_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   484
                       SDL_Color * colors, int firstcolor, int ncolors)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   485
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   486
    SDL_SetError("OpenGL ES does not support paletted textures");
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   487
    return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   488
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   489
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   490
static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   491
SetupTextureUpdate(GLES_RenderData * renderdata, SDL_Texture * texture,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   492
                   int pitch)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   493
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   494
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   495
    renderdata->glBindTexture(data->type, data->texture);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   496
    renderdata->glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   497
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   498
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   499
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   500
GLES_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   501
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   502
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   503
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   504
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   505
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   506
GLES_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   507
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   508
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   509
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   510
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   511
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   512
GLES_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   513
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   514
    switch (texture->blendMode) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   515
    case SDL_BLENDMODE_NONE:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   516
    case SDL_BLENDMODE_MASK:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   517
    case SDL_BLENDMODE_BLEND:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   518
    case SDL_BLENDMODE_ADD:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   519
    case SDL_BLENDMODE_MOD:
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   520
        return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   521
    default:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   522
        SDL_Unsupported();
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
   523
        texture->blendMode = SDL_BLENDMODE_NONE;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   524
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   525
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   526
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   527
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   528
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   529
GLES_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   530
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   531
    switch (texture->scaleMode) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   532
    case SDL_TEXTURESCALEMODE_NONE:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   533
    case SDL_TEXTURESCALEMODE_FAST:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   534
    case SDL_TEXTURESCALEMODE_SLOW:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   535
        return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   536
    case SDL_TEXTURESCALEMODE_BEST:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   537
        SDL_Unsupported();
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   538
        texture->scaleMode = SDL_TEXTURESCALEMODE_SLOW;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   539
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   540
    default:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   541
        SDL_Unsupported();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   542
        texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   543
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   544
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   545
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   546
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   547
static int
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   548
GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   549
                   const SDL_Rect * rect, const void *pixels, int pitch)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   550
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   551
    GLES_RenderData *renderdata = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   552
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   553
    GLenum result;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   554
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   555
    renderdata->glGetError();
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   556
    renderdata->glEnable(data->type);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   557
    SetupTextureUpdate(renderdata, texture, pitch);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   558
    renderdata->glTexSubImage2D(data->type, 0, rect->x, rect->y, rect->w,
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   559
                                rect->h, data->format, data->formattype,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   560
                                pixels);
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   561
    renderdata->glDisable(data->type);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   562
    result = renderdata->glGetError();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   563
    if (result != GL_NO_ERROR) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   564
        GLES_SetError("glTexSubImage2D()", result);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   565
        return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   566
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   567
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   568
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   569
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   570
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   571
GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   572
                 const SDL_Rect * rect, int markDirty, void **pixels,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   573
                 int *pitch)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   574
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   575
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   576
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   577
    if (markDirty) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   578
        SDL_AddDirtyRect(&data->dirty, rect);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   579
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   580
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   581
    *pixels =
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   582
        (void *) ((Uint8 *) data->pixels + rect->y * data->pitch +
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   583
                  rect->x * SDL_BYTESPERPIXEL(texture->format));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   584
    *pitch = data->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   585
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   586
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   587
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   588
static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   589
GLES_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   590
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   591
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   592
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   593
static void
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   594
GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   595
                  int numrects, const SDL_Rect * rects)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   596
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   597
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   598
    int i;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   599
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   600
    for (i = 0; i < numrects; ++i) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   601
        SDL_AddDirtyRect(&data->dirty, &rects[i]);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   602
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   603
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   604
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   605
static void
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   606
GLES_SetBlendMode(GLES_RenderData * data, int blendMode)
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   607
{
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   608
    if (blendMode != data->blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   609
        switch (blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   610
        case SDL_BLENDMODE_NONE:
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   611
            data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   612
            data->glDisable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   613
            break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   614
        case SDL_BLENDMODE_MASK:
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   615
        case SDL_BLENDMODE_BLEND:
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   616
            data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   617
            data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   618
            data->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   619
            break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   620
        case SDL_BLENDMODE_ADD:
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   621
            data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   622
            data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   623
            data->glBlendFunc(GL_SRC_ALPHA, GL_ONE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   624
            break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   625
        case SDL_BLENDMODE_MOD:
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   626
            data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   627
            data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   628
            data->glBlendFunc(GL_ZERO, GL_SRC_COLOR);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   629
            break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   630
        }
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   631
        data->blendMode = blendMode;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   632
    }
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   633
}
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   634
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   635
static int
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   636
GLES_RenderPoint(SDL_Renderer * renderer, int x, int y)
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   637
{
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   638
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   639
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   640
    GLES_SetBlendMode(data, renderer->blendMode);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   641
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   642
    data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   643
                    (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   644
                    (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   645
                    (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   646
2964
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   647
    GLshort vertices[2];
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   648
    vertices[0] = x;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   649
    vertices[1] = y;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   650
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   651
    data->glVertexPointer(2, GL_SHORT, 0, vertices);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   652
    data->glEnableClientState(GL_VERTEX_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   653
    data->glDrawArrays(GL_POINTS, 0, 1);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   654
    data->glDisableClientState(GL_VERTEX_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   655
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   656
    data->glDisable(GL_BLEND);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   657
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   658
    return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   659
}
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   660
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   661
static int
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   662
GLES_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   663
{
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   664
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   665
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   666
    GLES_SetBlendMode(data, renderer->blendMode);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   667
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   668
    data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   669
                    (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   670
                    (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   671
                    (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   672
2964
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   673
    GLshort vertices[4];
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   674
    vertices[0] = x1;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   675
    vertices[1] = y1;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   676
    vertices[2] = x2;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   677
    vertices[3] = y2;
2949
4eabc35fbb4a Modified OpenGL ES render driver to support new SDL_RenderFill, SDL_RenderLine, and SDL_RenderPoint.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents: 2937
diff changeset
   678
2964
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   679
    data->glVertexPointer(2, GL_SHORT, 0, vertices);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   680
    data->glEnableClientState(GL_VERTEX_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   681
    data->glDrawArrays(GL_LINES, 0, 2);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   682
    data->glDisableClientState(GL_VERTEX_ARRAY);
2949
4eabc35fbb4a Modified OpenGL ES render driver to support new SDL_RenderFill, SDL_RenderLine, and SDL_RenderPoint.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents: 2937
diff changeset
   683
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   684
    data->glDisable(GL_BLEND);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   685
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   686
    return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   687
}
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   688
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   689
static int
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   690
GLES_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect)
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   691
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   692
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   693
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   694
    GLES_SetBlendMode(data, renderer->blendMode);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   695
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   696
    data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   697
                    (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   698
                    (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   699
                    (GLfloat) renderer->a * inv255f);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   700
2964
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   701
    GLshort minx = rect->x;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   702
    GLshort maxx = rect->x + rect->w;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   703
    GLshort miny = rect->y;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   704
    GLshort maxy = rect->y + rect->h;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   705
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   706
    GLshort vertices[8];
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   707
    vertices[0] = minx;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   708
    vertices[1] = miny;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   709
    vertices[2] = maxx;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   710
    vertices[3] = miny;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   711
    vertices[4] = minx;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   712
    vertices[5] = maxy;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   713
    vertices[6] = maxx;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   714
    vertices[7] = maxy;
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   715
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   716
    data->glVertexPointer(2, GL_SHORT, 0, vertices);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   717
    data->glEnableClientState(GL_VERTEX_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   718
    data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
Sam Lantinga <slouken@libsdl.org>
parents: 2949
diff changeset
   719
    data->glDisableClientState(GL_VERTEX_ARRAY);
2949
4eabc35fbb4a Modified OpenGL ES render driver to support new SDL_RenderFill, SDL_RenderLine, and SDL_RenderPoint.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents: 2937
diff changeset
   720
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   721
    data->glDisable(GL_BLEND);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   722
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   723
    return 0;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   724
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   725
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   726
static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   727
GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   728
                const SDL_Rect * srcrect, const SDL_Rect * dstrect)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   729
{
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   730
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   731
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   732
    GLES_TextureData *texturedata = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   733
    int minx, miny, maxx, maxy;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   734
    GLfloat minu, maxu, minv, maxv;
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   735
    int i;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   736
    void *temp_buffer;          /* used for reformatting dirty rect pixels */
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   737
    void *temp_ptr;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   738
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   739
    data->glEnable(GL_TEXTURE_2D);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   740
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   741
    if (texturedata->dirty.list) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   742
        SDL_DirtyRect *dirty;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   743
        void *pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   744
        int bpp = SDL_BYTESPERPIXEL(texture->format);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   745
        int pitch = texturedata->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   746
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   747
        SetupTextureUpdate(data, texture, pitch);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   748
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   749
        data->glBindTexture(texturedata->type, texturedata->texture);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   750
        for (dirty = texturedata->dirty.list; dirty; dirty = dirty->next) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   751
            SDL_Rect *rect = &dirty->rect;
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   752
            pixels =
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   753
                (void *) ((Uint8 *) texturedata->pixels + rect->y * pitch +
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   754
                          rect->x * bpp);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   755
            /*      There is no GL_UNPACK_ROW_LENGTH in OpenGLES 
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   756
               we must do this reformatting ourselves(!)
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   757
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   758
               maybe it'd be a good idea to keep a temp buffer around
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   759
               for this purpose rather than allocating it each time
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   760
             */
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   761
            temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   762
            temp_ptr = temp_buffer;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   763
            for (i = 0; i < rect->h; i++) {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   764
                SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   765
                temp_ptr += rect->w * bpp;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   766
                pixels += pitch;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   767
            }
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   768
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   769
            data->glTexSubImage2D(texturedata->type, 0, rect->x, rect->y,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   770
                                  rect->w, rect->h, texturedata->format,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   771
                                  texturedata->formattype, temp_buffer);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   772
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   773
            SDL_free(temp_buffer);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   774
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   775
        }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   776
        SDL_ClearDirtyRects(&texturedata->dirty);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   777
    }
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   778
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   779
    data->glBindTexture(texturedata->type, texturedata->texture);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   780
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   781
    if (texture->modMode) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   782
        data->glColor4f((GLfloat) texture->r * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   783
                        (GLfloat) texture->g * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   784
                        (GLfloat) texture->b * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   785
                        (GLfloat) texture->a * inv255f);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   786
    } else {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   787
        data->glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   788
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   789
2936
066384910f50 iPhone build compiles again (drawing routines need to be implemented)
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
   790
    GLES_SetBlendMode(data, texture->blendMode);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   791
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   792
    switch (texture->scaleMode) {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   793
    case SDL_TEXTURESCALEMODE_NONE:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   794
    case SDL_TEXTURESCALEMODE_FAST:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   795
        data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   796
                              GL_NEAREST);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   797
        data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   798
                              GL_NEAREST);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   799
        break;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   800
    case SDL_TEXTURESCALEMODE_SLOW:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   801
    case SDL_TEXTURESCALEMODE_BEST:
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   802
        data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   803
                              GL_LINEAR);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   804
        data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   805
                              GL_LINEAR);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   806
        break;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   807
    }
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   808
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   809
    if (data->GL_OES_draw_texture_supported && data->useDrawTexture) {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   810
        /* this code is a little funny because the viewport is upside down vs SDL's coordinate system */
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   811
        SDL_Window *window = SDL_GetWindowFromID(renderer->window);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   812
        GLint cropRect[4];
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   813
        cropRect[0] = srcrect->x;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   814
        cropRect[1] = srcrect->y + srcrect->h;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   815
        cropRect[2] = srcrect->w;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   816
        cropRect[3] = -srcrect->h;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   817
        data->glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   818
                               cropRect);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   819
        data->glDrawTexiOES(dstrect->x, window->h - dstrect->y - dstrect->h,
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   820
                            0, dstrect->w, dstrect->h);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   821
    } else {
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   822
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   823
        minx = dstrect->x;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   824
        miny = dstrect->y;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   825
        maxx = dstrect->x + dstrect->w;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   826
        maxy = dstrect->y + dstrect->h;
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   827
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   828
        minu = (GLfloat) srcrect->x / texture->w;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   829
        minu *= texturedata->texw;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   830
        maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   831
        maxu *= texturedata->texw;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   832
        minv = (GLfloat) srcrect->y / texture->h;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   833
        minv *= texturedata->texh;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   834
        maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   835
        maxv *= texturedata->texh;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   836
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   837
        GLshort vertices[8];
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   838
        GLfloat texCoords[8];
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   839
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   840
        vertices[0] = minx;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   841
        vertices[1] = miny;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   842
        vertices[2] = maxx;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   843
        vertices[3] = miny;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   844
        vertices[4] = minx;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   845
        vertices[5] = maxy;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   846
        vertices[6] = maxx;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   847
        vertices[7] = maxy;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   848
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   849
        texCoords[0] = minu;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   850
        texCoords[1] = minv;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   851
        texCoords[2] = maxu;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   852
        texCoords[3] = minv;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   853
        texCoords[4] = minu;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   854
        texCoords[5] = maxv;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   855
        texCoords[6] = maxu;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   856
        texCoords[7] = maxv;
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   857
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   858
        data->glVertexPointer(2, GL_SHORT, 0, vertices);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   859
        data->glEnableClientState(GL_VERTEX_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   860
        data->glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   861
        data->glEnableClientState(GL_TEXTURE_COORD_ARRAY);
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   862
        data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   863
        data->glDisableClientState(GL_TEXTURE_COORD_ARRAY);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   864
        data->glDisableClientState(GL_VERTEX_ARRAY);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   865
    }
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   866
3122
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default.
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
   867
    data->glDisable(GL_TEXTURE_2D);
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   868
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   869
    return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   870
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   871
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   872
static void
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3122
diff changeset
   873
GLES_RenderPresent(SDL_Renderer * renderer)
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   874
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   875
    SDL_GL_SwapWindow(renderer->window);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   876
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   877
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   878
static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   879
GLES_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   880
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   881
    GLES_RenderData *renderdata = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   882
    GLES_TextureData *data = (GLES_TextureData *) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   883
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   884
    if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   885
        return;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   886
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   887
    if (data->texture) {
2753
Sam Lantinga <slouken@libsdl.org>
parents: 2739
diff changeset
   888
        glDeleteTextures(1, &data->texture);
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   889
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   890
    if (data->pixels) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   891
        SDL_free(data->pixels);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   892
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   893
    SDL_FreeDirtyRects(&data->dirty);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   894
    SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   895
    texture->driverdata = NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   896
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   897
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   898
static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   899
GLES_DestroyRenderer(SDL_Renderer * renderer)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   900
{
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   901
    GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   902
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   903
    if (data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   904
        if (data->context) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   905
            SDL_GL_DeleteContext(data->context);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   906
        }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   907
        SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   908
    }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   909
    SDL_free(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   910
}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   911
3099
82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 2964
diff changeset
   912
#endif /* SDL_VIDEO_RENDER_OGL_ES */
2739
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   913
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering.
Holmes Futrell <hfutrell@umail.ucsb.edu>
parents:
diff changeset
   914
/* vi: set ts=4 sw=4 expandtab: */