src/video/pandora/SDL_pandora.c
author Sam Lantinga <slouken@libsdl.org>
Fri, 08 Apr 2011 13:03:26 -0700
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permissions -rw-r--r--
SDL 1.3 is now under the zlib license.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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/* SDL internals */
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#include "SDL_config.h"
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#include "../SDL_sysvideo.h"
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#include "SDL_version.h"
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#include "SDL_syswm.h"
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#include "SDL_loadso.h"
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#include "SDL_events.h"
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#include "../../events/SDL_mouse_c.h"
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#include "../../events/SDL_keyboard_c.h"
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/* PND declarations */
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#include "SDL_pandora.h"
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#include "SDL_pandora_events.h"
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/* WIZ declarations */
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#include "GLES/gl.h"
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#ifdef WIZ_GLES_LITE
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static NativeWindowType hNativeWnd = 0; // A handle to the window we will create.
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#endif
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static SDL_bool PND_initialized = SDL_FALSE;
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static int
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PND_available(void)
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{
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    return 1;
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}
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static void
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PND_destroy(SDL_VideoDevice * device)
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{
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    SDL_VideoData *phdata = (SDL_VideoData *) device->driverdata;
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    if (device->driverdata != NULL) {
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        device->driverdata = NULL;
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    }
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}
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static SDL_VideoDevice *
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PND_create()
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{
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    SDL_VideoDevice *device;
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    SDL_VideoData *phdata;
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    int status;
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    /* Check if pandora could be initialized */
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    status = PND_available();
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    if (status == 0) {
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        /* PND could not be used */
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        return NULL;
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    }
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    /* Initialize SDL_VideoDevice structure */
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    device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
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    if (device == NULL) {
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        SDL_OutOfMemory();
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        return NULL;
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    }
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    /* Initialize internal Pandora specific data */
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    phdata = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
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    if (phdata == NULL) {
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        SDL_OutOfMemory();
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        SDL_free(device);
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        return NULL;
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    }
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    device->driverdata = phdata;
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    phdata->egl_initialized = SDL_TRUE;
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    /* Setup amount of available displays and current display */
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    device->num_displays = 0;
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    device->current_display = 0;
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    /* Set device free function */
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    device->free = PND_destroy;
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    /* Setup all functions which we can handle */
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    device->VideoInit = PND_videoinit;
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    device->VideoQuit = PND_videoquit;
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    device->GetDisplayModes = PND_getdisplaymodes;
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    device->SetDisplayMode = PND_setdisplaymode;
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    device->CreateWindow = PND_createwindow;
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    device->CreateWindowFrom = PND_createwindowfrom;
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    device->SetWindowTitle = PND_setwindowtitle;
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    device->SetWindowIcon = PND_setwindowicon;
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    device->SetWindowPosition = PND_setwindowposition;
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    device->SetWindowSize = PND_setwindowsize;
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    device->ShowWindow = PND_showwindow;
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    device->HideWindow = PND_hidewindow;
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    device->RaiseWindow = PND_raisewindow;
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    device->MaximizeWindow = PND_maximizewindow;
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    device->MinimizeWindow = PND_minimizewindow;
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    device->RestoreWindow = PND_restorewindow;
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    device->SetWindowGrab = PND_setwindowgrab;
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    device->DestroyWindow = PND_destroywindow;
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    device->GetWindowWMInfo = PND_getwindowwminfo;
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    device->GL_LoadLibrary = PND_gl_loadlibrary;
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    device->GL_GetProcAddress = PND_gl_getprocaddres;
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    device->GL_UnloadLibrary = PND_gl_unloadlibrary;
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    device->GL_CreateContext = PND_gl_createcontext;
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    device->GL_MakeCurrent = PND_gl_makecurrent;
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    device->GL_SetSwapInterval = PND_gl_setswapinterval;
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    device->GL_GetSwapInterval = PND_gl_getswapinterval;
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    device->GL_SwapWindow = PND_gl_swapwindow;
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    device->GL_DeleteContext = PND_gl_deletecontext;
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    device->PumpEvents = PND_PumpEvents;
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    return device;
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}
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VideoBootStrap PND_bootstrap = {
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#ifdef WIZ_GLES_LITE
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    "wiz",
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    "SDL Wiz Video Driver",
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#else
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    "pandora",
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    "SDL Pandora Video Driver",
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#endif
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    PND_available,
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    PND_create
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};
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/*****************************************************************************/
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/* SDL Video and Display initialization/handling functions                   */
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/*****************************************************************************/
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int
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PND_videoinit(_THIS)
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{
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    SDL_VideoDisplay display;
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    SDL_DisplayMode current_mode;
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    SDL_zero(current_mode);
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#ifdef WIZ_GLES_LITE
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    current_mode.w = 320;
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    current_mode.h = 240;
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#else
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    current_mode.w = 800;
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    current_mode.h = 480;
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#endif
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    current_mode.refresh_rate = 60;
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    current_mode.format = SDL_PIXELFORMAT_RGB565;
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    current_mode.driverdata = NULL;
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    SDL_zero(display);
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    display.desktop_mode = current_mode;
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    display.current_mode = current_mode;
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    display.driverdata = NULL;
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    SDL_AddVideoDisplay(&display);
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    return 1;
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}
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void
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PND_videoquit(_THIS)
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{
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}
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void
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PND_getdisplaymodes(_THIS, SDL_VideoDisplay * display)
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{
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}
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int
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PND_setdisplaymode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
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{
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    return 0;
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}
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int
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PND_createwindow(_THIS, SDL_Window * window)
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{
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    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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    SDL_WindowData *wdata;
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    uint32_t winargc = 0;
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    int32_t status;
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    /* Allocate window internal data */
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    wdata = (SDL_WindowData *) SDL_calloc(1, sizeof(SDL_WindowData));
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    if (wdata == NULL) {
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        SDL_OutOfMemory();
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        return -1;
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    }
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    /* Setup driver data for this window */
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    window->driverdata = wdata;
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    /* Check if window must support OpenGL ES rendering */
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    if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) {
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        EGLBoolean initstatus;
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        /* Mark this window as OpenGL ES compatible */
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        wdata->uses_gles = SDL_TRUE;
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        /* Create connection to OpenGL ES */
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        if (phdata->egl_display == EGL_NO_DISPLAY) {
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            phdata->egl_display = eglGetDisplay((NativeDisplayType) 0);
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            if (phdata->egl_display == EGL_NO_DISPLAY) {
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                SDL_SetError("PND: Can't get connection to OpenGL ES");
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                return -1;
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            }
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            initstatus = eglInitialize(phdata->egl_display, NULL, NULL);
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            if (initstatus != EGL_TRUE) {
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                SDL_SetError("PND: Can't init OpenGL ES library");
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                return -1;
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            }
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        }
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        phdata->egl_refcount++;
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    }
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    /* Window has been successfully created */
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    return 0;
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}
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int
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PND_createwindowfrom(_THIS, SDL_Window * window, const void *data)
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{
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    return -1;
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}
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void
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PND_setwindowtitle(_THIS, SDL_Window * window)
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{
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}
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void
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PND_setwindowicon(_THIS, SDL_Window * window, SDL_Surface * icon)
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{
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}
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void
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PND_setwindowposition(_THIS, SDL_Window * window)
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{
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   264
}
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void
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PND_setwindowsize(_THIS, SDL_Window * window)
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{
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}
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void
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PND_showwindow(_THIS, SDL_Window * window)
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{
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}
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void
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PND_hidewindow(_THIS, SDL_Window * window)
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{
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}
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void
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PND_raisewindow(_THIS, SDL_Window * window)
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{
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}
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void
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PND_maximizewindow(_THIS, SDL_Window * window)
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   283
{
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   284
}
494559cc723b OpenPandora support added by David Carré
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   285
void
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   286
PND_minimizewindow(_THIS, SDL_Window * window)
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   287
{
494559cc723b OpenPandora support added by David Carré
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diff changeset
   288
}
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   289
void
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   290
PND_restorewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
{
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   292
}
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   293
void
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   294
PND_setwindowgrab(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   295
{
3238
96492d29034a David Carre to Sam
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parents: 3235
diff changeset
   296
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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parents: 3235
diff changeset
   297
    eglTerminate(phdata->egl_display);
3161
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diff changeset
   298
}
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   299
void
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   300
PND_destroywindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   301
{
3235
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parents: 3161
diff changeset
   302
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
d35b649858e0 David Carre to Sam
Sam Lantinga <slouken@libsdl.org>
parents: 3161
diff changeset
   303
    eglTerminate(phdata->egl_display);
3161
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parents:
diff changeset
   304
}
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   305
494559cc723b OpenPandora support added by David Carré
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parents:
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   306
/*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   307
/* SDL Window Manager function                                               */
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   308
/*****************************************************************************/
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parents:
diff changeset
   309
SDL_bool
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   310
PND_getwindowwminfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo *info)
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   311
{
494559cc723b OpenPandora support added by David Carré
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diff changeset
   312
    if (info->version.major <= SDL_MAJOR_VERSION) {
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   313
        return SDL_TRUE;
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   314
    } else {
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   315
        SDL_SetError("application not compiled with SDL %d.%d\n",
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   316
                     SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
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parents:
diff changeset
   317
        return SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   318
    }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   319
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   320
    /* Failed to get window manager information */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   321
    return SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   322
}
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   323
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   324
/*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   325
/* SDL OpenGL/OpenGL ES functions                                            */
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   326
/*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   327
int
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   328
PND_gl_loadlibrary(_THIS, const char *path)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
{
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   330
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   332
    /* Check if OpenGL ES library is specified for GF driver */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
    if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   334
        path = SDL_getenv("SDL_OPENGL_LIBRARY");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
        if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
            path = SDL_getenv("SDL_OPENGLES_LIBRARY");
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   337
        }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   338
    }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   339
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
    /* Check if default library loading requested */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
    if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
        /* Already linked with GF library which provides egl* subset of  */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
        /* functions, use Common profile of OpenGL ES library by default */
3438
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
   344
#ifdef WIZ_GLES_LITE
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parents: 3238
diff changeset
   345
	path = "/lib/libopengles_lite.so";
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
   346
#else
3161
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   347
        path = "/usr/lib/libGLES_CM.so";
3438
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
   348
#endif
3161
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   349
    }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
   350
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
    /* Load dynamic library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
    _this->gl_config.dll_handle = SDL_LoadObject(path);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
    if (!_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
        /* Failed to load new GL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
        SDL_SetError("PND: Failed to locate OpenGL ES library");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
        return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
    /* Store OpenGL ES library path and name */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
    SDL_strlcpy(_this->gl_config.driver_path, path,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
                SDL_arraysize(_this->gl_config.driver_path));
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   363
    /* New OpenGL ES library is loaded */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   364
    return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   365
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   366
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   367
void *
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   368
PND_gl_getprocaddres(_THIS, const char *proc)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   369
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   370
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   371
    void *function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   372
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   373
    /* Try to get function address through the egl interface */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   374
    function_address = eglGetProcAddress(proc);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   375
    if (function_address != NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   376
        return function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   377
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
    /* Then try to get function in the OpenGL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
    if (_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   381
        function_address =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   382
            SDL_LoadFunction(_this->gl_config.dll_handle, proc);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   383
        if (function_address != NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   384
            return function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   385
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   386
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
    /* Failed to get GL ES function address pointer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   389
    SDL_SetError("PND: Cannot locate OpenGL ES function name");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   390
    return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   391
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   392
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
PND_gl_unloadlibrary(_THIS)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
    if (phdata->egl_initialized == SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   399
        /* Unload OpenGL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   400
        if (_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
            SDL_UnloadObject(_this->gl_config.dll_handle);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
            _this->gl_config.dll_handle = NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
    } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
        SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   406
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   407
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
SDL_GLContext
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
PND_gl_createcontext(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   411
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   412
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   413
    SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
    SDL_DisplayData *didata =
5246
58265e606e4e Window coordinates are in the global space and windows are not tied to a particular display.
Sam Lantinga <slouken@libsdl.org>
parents: 3697
diff changeset
   415
        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   416
    EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   417
    int32_t gfstatus;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   418
    EGLint configs;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   419
    uint32_t attr_pos;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   420
    EGLint attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
    EGLint cit;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   422
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
    /* Check if EGL was initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
        SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
        return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   427
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
    /* Prepare attributes list to pass them to OpenGL ES */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
    attr_pos = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
    wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
    wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
    wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
    wdata->gles_attributes[attr_pos++] = _this->gl_config.red_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
    wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
    wdata->gles_attributes[attr_pos++] = _this->gl_config.green_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
    wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
    wdata->gles_attributes[attr_pos++] = _this->gl_config.blue_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   439
    wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
    /* Setup alpha size in bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
    if (_this->gl_config.alpha_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
        wdata->gles_attributes[attr_pos++] = _this->gl_config.alpha_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   444
    } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
        wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
    /* Setup color buffer size */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
    if (_this->gl_config.buffer_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
        wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
        wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
    } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
        wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
        wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
    /* Setup depth buffer bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
    wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
    wdata->gles_attributes[attr_pos++] = _this->gl_config.depth_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
    /* Setup stencil bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
    if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   463
        wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
        wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
    } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
        wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
        wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
    /* Set number of samples in multisampling */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
    if (_this->gl_config.multisamplesamples) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
        wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
        wdata->gles_attributes[attr_pos++] =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
            _this->gl_config.multisamplesamples;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   476
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
    /* Multisample buffers, OpenGL ES 1.0 spec defines 0 or 1 buffer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
    if (_this->gl_config.multisamplebuffers) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
        wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
        wdata->gles_attributes[attr_pos++] =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
            _this->gl_config.multisamplebuffers;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
    /* Finish attributes list */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
    wdata->gles_attributes[attr_pos] = EGL_NONE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   487
    /* Request first suitable framebuffer configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   488
    status = eglChooseConfig(phdata->egl_display, wdata->gles_attributes,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
                             wdata->gles_configs, 1, &configs);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
    if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
        SDL_SetError("PND: Can't find closest configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
        return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
    /* Check if nothing has been found, try "don't care" settings */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
    if (configs == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
        int32_t it;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
        int32_t jt;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
        GLint depthbits[4] = { 32, 24, 16, EGL_DONT_CARE };
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
        for (it = 0; it < 4; it++) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
            for (jt = 16; jt >= 0; jt--) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
                /* Don't care about color buffer bits, use what exist */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
                /* Replace previous set data with EGL_DONT_CARE       */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
                attr_pos = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
                wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
                wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
                wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   510
                wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
                wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   513
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
                wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
                wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   517
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
                /* Try to find requested or smallest depth */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
                if (_this->gl_config.depth_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
                    wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
                    wdata->gles_attributes[attr_pos++] = depthbits[it];
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
                } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
                    wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
                    wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
                if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
                    wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
                    wdata->gles_attributes[attr_pos++] = jt;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
                } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
                    wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
                    wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
                wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   538
                wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
                wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
                wdata->gles_attributes[attr_pos] = EGL_NONE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
                /* Request first suitable framebuffer configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
                status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
                    eglChooseConfig(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
                                    wdata->gles_attributes,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
                                    wdata->gles_configs, 1, &configs);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
                if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
                    SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   550
                        ("PND: Can't find closest configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   551
                    return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   552
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   553
                if (configs != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
                    break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
            }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
            if (configs != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
                break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
            }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
        /* No available configs */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
        if (configs == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
            SDL_SetError("PND: Can't find any configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
            return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
    /* Initialize config index */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
    wdata->gles_config = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
    /* Now check each configuration to find out the best */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
    for (cit = 0; cit < configs; cit++) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
        uint32_t stencil_found;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   575
        uint32_t depth_found;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   576
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
        stencil_found = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   578
        depth_found = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   579
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   580
        if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   581
            status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
                eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
                                   wdata->gles_configs[cit], EGL_STENCIL_SIZE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
                                   &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
            if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
                if (attr_value != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
                    stencil_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
            }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
        } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
            stencil_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
        if (_this->gl_config.depth_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
            status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
                eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
                                   wdata->gles_configs[cit], EGL_DEPTH_SIZE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
                                   &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
            if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
                if (attr_value != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
                    depth_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
                }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
            }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
        } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
            depth_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
        /* Exit from loop if found appropriate configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
        if ((depth_found != 0) && (stencil_found != 0)) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
            break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
    /* If best could not be found, use first */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
    if (cit == configs) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
        cit = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
    wdata->gles_config = cit;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
    /* Create OpenGL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
    wdata->gles_context =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
        eglCreateContext(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   623
                         wdata->gles_configs[wdata->gles_config], NULL, NULL);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
    if (wdata->gles_context == EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   625
        SDL_SetError("PND: OpenGL ES context creation has been failed");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   626
        return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   627
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   628
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   629
#ifdef WIZ_GLES_LITE
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   630
    if( !hNativeWnd ) {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   631
	hNativeWnd = (NativeWindowType)malloc(16*1024);
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   632
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   633
	if(!hNativeWnd)
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   634
	    printf( "Error : Wiz framebuffer allocatation failed\n" ); 
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   635
	else
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   636
	    printf( "SDL13: Wiz framebuffer allocated: %X\n", hNativeWnd );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   637
    }
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   638
    else {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   639
	printf( "SDL13: Wiz framebuffer already allocated: %X\n", hNativeWnd );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   640
    }
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   641
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   642
    wdata->gles_surface =
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   643
	eglCreateWindowSurface(phdata->egl_display, 
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   644
			       wdata->gles_configs[wdata->gles_config],
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   645
			       hNativeWnd, NULL );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   646
#else
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
    wdata->gles_surface =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   648
        eglCreateWindowSurface(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
                               wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
                               (NativeWindowType) 0, NULL);
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   651
#endif
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   652
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   653
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   654
    if (wdata->gles_surface == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   655
        SDL_SetError("Error : eglCreateWindowSurface failed;\n");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   656
        return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   657
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   659
    /* Make just created context current */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   660
    status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   661
        eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   662
                       wdata->gles_surface, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   663
    if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   664
        /* Destroy OpenGL ES surface */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
        eglDestroySurface(phdata->egl_display, wdata->gles_surface);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   666
        eglDestroyContext(phdata->egl_display, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
        wdata->gles_context = EGL_NO_CONTEXT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
        SDL_SetError("PND: Can't set OpenGL ES context on creation");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   669
        return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   670
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   671
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   672
    _this->gl_config.accelerated = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
    /* Always clear stereo enable, since OpenGL ES do not supports stereo */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
    _this->gl_config.stereo = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   677
    /* Get back samples and samplebuffers configurations. Rest framebuffer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   678
    /* parameters could be obtained through the OpenGL ES API              */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
    status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   680
        eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
                           wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   682
                           EGL_SAMPLES, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
    if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
        _this->gl_config.multisamplesamples = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
    status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
        eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   688
                           wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
                           EGL_SAMPLE_BUFFERS, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
    if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   691
        _this->gl_config.multisamplebuffers = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   694
    /* Get back stencil and depth buffer sizes */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
    status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
        eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
                           wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
                           EGL_DEPTH_SIZE, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   699
    if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   700
        _this->gl_config.depth_size = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   701
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   702
    status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   703
        eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   704
                           wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   705
                           EGL_STENCIL_SIZE, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   706
    if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   707
        _this->gl_config.stencil_size = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   708
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   709
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   710
    /* Under PND OpenGL ES output can't be double buffered */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   711
    _this->gl_config.double_buffer = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   712
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   713
    /* GL ES context was successfully created */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   714
    return wdata->gles_context;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   715
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   716
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   717
int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   718
PND_gl_makecurrent(_THIS, SDL_Window * window, SDL_GLContext context)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   719
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   720
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   721
    SDL_WindowData *wdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   722
    EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   723
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   724
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   725
        SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   726
        return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   727
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   728
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   729
    if ((window == NULL) && (context == NULL)) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   730
        status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   731
            eglMakeCurrent(phdata->egl_display, EGL_NO_SURFACE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   732
                           EGL_NO_SURFACE, EGL_NO_CONTEXT);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   733
        if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   734
            /* Failed to set current GL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   735
            SDL_SetError("PND: Can't set OpenGL ES context");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   736
            return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   737
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   738
    } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   739
        wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   740
        if (wdata->gles_surface == EGL_NO_SURFACE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   741
            SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   742
                ("PND: OpenGL ES surface is not initialized for this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   743
            return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   744
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   745
        if (wdata->gles_context == EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   746
            SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   747
                ("PND: OpenGL ES context is not initialized for this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   748
            return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   749
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   750
        if (wdata->gles_context != context) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   751
            SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   752
                ("PND: OpenGL ES context is not belong to this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   753
            return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   754
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   755
        status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   756
            eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   757
                           wdata->gles_surface, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   758
        if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   759
            /* Failed to set current GL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   760
            SDL_SetError("PND: Can't set OpenGL ES context");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   761
            return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   762
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   763
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   764
    return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   765
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   766
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   767
int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   768
PND_gl_setswapinterval(_THIS, int interval)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   769
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   770
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   771
    EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   772
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   773
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   774
        SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   775
        return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   776
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   777
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   778
    /* Check if OpenGL ES connection has been initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   779
    if (phdata->egl_display != EGL_NO_DISPLAY) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   780
        /* Set swap OpenGL ES interval */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   781
        status = eglSwapInterval(phdata->egl_display, interval);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   782
        if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   783
            /* Return success to upper level */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   784
            phdata->swapinterval = interval;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   785
            return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   786
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   787
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   788
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   789
    /* Failed to set swap interval */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   790
    SDL_SetError("PND: Cannot set swap interval");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   791
    return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   792
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   793
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   794
int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   795
PND_gl_getswapinterval(_THIS)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   796
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   797
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   798
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   799
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   800
        SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   801
        return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   803
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   804
    /* Return default swap interval value */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   805
    return phdata->swapinterval;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   806
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   807
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   808
void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   809
PND_gl_swapwindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   810
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   811
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   812
    SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   813
    SDL_DisplayData *didata =
5246
58265e606e4e Window coordinates are in the global space and windows are not tied to a particular display.
Sam Lantinga <slouken@libsdl.org>
parents: 3697
diff changeset
   814
        (SDL_DisplayData *) SDL_GetDisplayForWindow(window)->driverdata;
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   815
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   816
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   817
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   818
        SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   819
        return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   820
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   821
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
    /* Many applications do not uses glFinish(), so we call it for them */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
    glFinish();
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   824
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   825
    /* Wait until OpenGL ES rendering is completed */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   826
    eglWaitGL();
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   827
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   828
    eglSwapBuffers(phdata->egl_display, wdata->gles_surface);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   829
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   830
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   831
void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   832
PND_gl_deletecontext(_THIS, SDL_GLContext context)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   833
{
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   834
    SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   835
    EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   836
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   837
    if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   838
        SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   839
        return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   840
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   841
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   842
    /* Check if OpenGL ES connection has been initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   843
    if (phdata->egl_display != EGL_NO_DISPLAY) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   844
        if (context != EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   845
            status = eglDestroyContext(phdata->egl_display, context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   846
            if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   847
                /* Error during OpenGL ES context destroying */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   848
                SDL_SetError("PND: OpenGL ES context destroy error");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   849
                return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   850
            }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   851
        }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   852
    }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   853
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   854
#ifdef WIZ_GLES_LITE
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   855
    if( hNativeWnd != 0 )
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   856
    {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   857
	  free(hNativeWnd);
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   858
	  hNativeWnd = 0;
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   859
	  printf( "SDL13: Wiz framebuffer released\n" );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   860
    }
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   861
#endif
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
   862
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   863
    return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   864
}
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   865
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   866
/* vi: set ts=4 sw=4 expandtab: */