mojoshader_opengl.c
author Ryan C. Gordon <icculus@icculus.org>
Sun, 27 Apr 2008 05:34:33 -0400
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Patched mojoshader_opengl.c to compile, mostly. Still need to fill in the code to look up entry points; won't link until then.
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <assert.h>
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#include "mojoshader.h"
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#define GL_GLEXT_LEGACY 1
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#include "gl.h"
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#include "glext.h"
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// Get basic wankery out of the way here...
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#define STATICARRAYLEN(x) ( (sizeof ((x))) / (sizeof ((x)[0])) )
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typedef unsigned int uint;  // this is a printf() helper. don't use for code.
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typedef uint8_t uint8;
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typedef uint32_t uint32;
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typedef int32_t int32;
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struct MOJOSHADER_glShader
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{
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    const MOJOSHADER_parseData *parseData;
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    GLhandleARB handle;
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    uint32 refcount;
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};
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typedef struct
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{
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    MOJOSHADER_shaderType shader_type;
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    const MOJOSHADER_uniform *uniform;
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    GLuint location;
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} UniformMap;
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typedef struct
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{
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    const MOJOSHADER_attribute *attribute;
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    GLuint location;
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} AttributeMap;
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struct MOJOSHADER_glProgram
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{
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    MOJOSHADER_glShader *vertex;
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    MOJOSHADER_glShader *fragment;
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    GLhandleARB handle;
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    uint32 uniform_count;
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    UniformMap *uniforms;
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    uint32 attribute_count;
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    AttributeMap *attributes;
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    uint32 refcount;
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};
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// Allocators...
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static MOJOSHADER_malloc malloc_fn = NULL;
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static MOJOSHADER_free free_fn = NULL;
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static void *malloc_data = NULL;
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// The constant register files...
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// Man, it kills me how much memory this takes...
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static float vs_register_file_f[8192 * 4];
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static int vs_register_file_i[2047 * 4];
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static uint8 vs_register_file_b[2047];
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static float ps_register_file_f[8192 * 4];
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static int ps_register_file_i[2047 * 4];
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static uint8 ps_register_file_b[2047];
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// GL stuff...
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static MOJOSHADER_glProgram *bound_program = NULL;
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static const char *profile = NULL;
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// Error state...
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static char error_buffer[1024] = { '\0' };
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static void set_error(const char *str)
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{
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    snprintf(error_buffer, sizeof (error_buffer), "%s", str);
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} // set_error
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// #define this to force app to supply an allocator, so there's no reference
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//  to the C runtime's malloc() and free()...
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#if MOJOSHADER_FORCE_ALLOCATOR
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#define internal_malloc NULL
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#define internal_free NULL
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#else
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static void *internal_malloc(int bytes, void *d) { return malloc(bytes); }
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static void internal_free(void *ptr, void *d) { free(ptr); }
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#endif
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static inline void *Malloc(const size_t len)
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{
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    void *retval = malloc_fn(len, malloc_data);
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    if (retval == NULL)
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        set_error("out of memory");
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    return retval;
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} // Malloc
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static inline void Free(void *ptr)
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{
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    if (ptr != NULL)
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        free_fn(ptr, malloc_data);
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} // Free
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const char *MOJOSHADER_glGetError(void)
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{
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    return error_buffer;
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} // MOJOSHADER_glGetError
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int MOJOSHADER_glInit(const char *_profile,
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                      void *(*lookup)(const char *fnname),
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                      MOJOSHADER_malloc m, MOJOSHADER_free f, void *d)
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{
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    error_buffer[0] = '\0';
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    if (strcmp(_profile, MOJOSHADER_PROFILE_GLSL) != 0)
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        profile = MOJOSHADER_PROFILE_GLSL;
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    else
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    {
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        set_error("unknown profile");
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        return 0;
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    } // else
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    // !!! FIXME: lookup glGetString(), check extensions.
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    malloc_fn = (m == NULL) ? internal_malloc : m;
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    free_fn = (f == NULL) ? internal_free : f;
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    malloc_data = d;
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    // !!! FIXME: lookup other entry points.
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    memset(vs_register_file_f, '\0', sizeof (vs_register_file_f));
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    memset(vs_register_file_i, '\0', sizeof (vs_register_file_i));
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    memset(vs_register_file_b, '\0', sizeof (vs_register_file_b));
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    memset(ps_register_file_f, '\0', sizeof (ps_register_file_f));
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    memset(ps_register_file_i, '\0', sizeof (ps_register_file_i));
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    memset(ps_register_file_b, '\0', sizeof (ps_register_file_b));
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    MOJOSHADER_glBindProgram(NULL);
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    return 1;
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} // MOJOSHADER_glInit
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MOJOSHADER_glShader *MOJOSHADER_glCompileShader(const unsigned char *tokenbuf,
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                                                const unsigned int bufsize)
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{
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    MOJOSHADER_glShader *retval = NULL;
207
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    GLhandleARB shader = 0;
202
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    const MOJOSHADER_parseData *pd = MOJOSHADER_parse(profile, tokenbuf,
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                                                      bufsize, malloc_fn,
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                                                      free_fn, malloc_data);
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    if (pd->error != NULL)
219
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    {
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        set_error(pd->error);
207
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   159
        goto compile_shader_fail;
219
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   160
    } // if
202
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    retval = (MOJOSHADER_glShader *) Malloc(sizeof (MOJOSHADER_glShader));
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    if (retval == NULL)
207
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   164
        goto compile_shader_fail;
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diff changeset
   165
202
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    GLint ok = 0;
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    const GLenum shader_type = (pd->shader_type == MOJOSHADER_TYPE_PIXEL) ? GL_FRAGMENT_SHADER_ARB : GL_VERTEX_SHADER_ARB;
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    GLint shaderlen = (GLint) pd->output_len;
207
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    shader = pglCreateShaderObjectARB(shader_type);
202
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    pglShaderSourceARB(shader, 1, (const GLcharARB **) &pd->output, &shaderlen);
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    pglCompileShaderARB(shader);
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    pglGetObjectParameterivARB(shader, GL_OBJECT_COMPILE_STATUS_ARB, &ok);
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    if (!ok)
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    {
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        GLsizei len = 0;
219
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        pglGetInfoLogARB(shader, sizeof (error_buffer), &len,
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                         (GLcharARB *) error_buffer);
207
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   180
        goto compile_shader_fail;
202
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    } // if
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    retval->parseData = pd;
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    retval->handle = shader;
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    retval->refcount = 1;
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    return retval;
207
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   188
compile_shader_fail:
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   189
    MOJOSHADER_freeParseData(pd);
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   190
    Free(retval);
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   191
    if (shader != 0)
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        pglDeleteObjectARB(shader);
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   193
    return NULL;
202
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} // MOJOSHADER_glCompileShader
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static void shader_unref(MOJOSHADER_glShader *shader)
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{
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   199
    if (shader != NULL)
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   200
    {
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
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   201
        const uint32 refcount = shader->refcount;
202
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   202
        if (refcount > 1)
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
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diff changeset
   203
            shader->refcount--;
202
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   204
        else
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   205
        {
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   206
            pglDeleteObjectARB(shader->handle);
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   207
            MOJOSHADER_freeParseData(shader->parseData);
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   208
            Free(shader);
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   209
        } // else
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   210
    } // if
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   211
} // shader_unref
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   212
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   213
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static void program_unref(MOJOSHADER_glProgram *program)
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   215
{
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   216
    if (program != NULL)
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   217
    {
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   218
        const uint32 refcount = program->refcount;
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   219
        if (refcount > 1)
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   220
            program->refcount--;
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   221
        else
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   222
        {
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   223
            pglDeleteObjectARB(program->handle);
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   224
            shader_unref(program->vertex);
20bdf2d7036e Initial add of mojoshader_opengl.c
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   225
            shader_unref(program->fragment);
213
73935330a973 Cache attribute locations for GLSL programs at link time.
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diff changeset
   226
            Free(program->attributes);
205
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   227
            Free(program->uniforms);
202
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   228
            Free(program);
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   229
        } // else
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   230
    } // if
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diff changeset
   231
} // program_unref
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   232
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   233
205
8583f89985df Cache uniform locations for GLSL programs at link time.
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   234
static void lookup_uniforms(MOJOSHADER_glProgram *program,
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diff changeset
   235
                            MOJOSHADER_glShader *shader)
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   236
{
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   237
    int i;
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diff changeset
   238
    const MOJOSHADER_parseData *pd = shader->parseData;
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   239
    const MOJOSHADER_uniform *u = pd->uniforms;
206
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   240
    const MOJOSHADER_shaderType shader_type = pd->shader_type;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   241
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   242
    for (i = 0; i < pd->uniform_count; i++)
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   243
    {
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   244
        const GLint loc = pglGetUniformLocationARB(program->handle, u[i].name);
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   245
        if (loc != -1)  // maybe the Uniform was optimized out?
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   246
        {
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   247
            UniformMap *map = &program->uniforms[program->uniform_count];
206
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   248
            map->shader_type = shader_type;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
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parents: 204
diff changeset
   249
            map->uniform = &u[i];
215
f2e508f08997 Fixed wrong type for uniform/attribute locations.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   250
            map->location = (GLuint) loc;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   251
            program->uniform_count++;
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diff changeset
   252
        } // if
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   253
    } // for
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diff changeset
   254
} // lookup_uniforms
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   255
8583f89985df Cache uniform locations for GLSL programs at link time.
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diff changeset
   256
213
73935330a973 Cache attribute locations for GLSL programs at link time.
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diff changeset
   257
static void lookup_attributes(MOJOSHADER_glProgram *program)
73935330a973 Cache attribute locations for GLSL programs at link time.
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parents: 212
diff changeset
   258
{
73935330a973 Cache attribute locations for GLSL programs at link time.
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diff changeset
   259
    int i;
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   260
    const MOJOSHADER_parseData *pd = program->vertex->parseData;
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   261
    const MOJOSHADER_attribute *a = pd->attributes;
213
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   262
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   263
    for (i = 0; i < pd->attribute_count; i++)
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   264
    {
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   265
        const GLint loc = pglGetAttribLocationARB(program->handle, a->name);
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   266
        if (loc != -1)  // maybe the Attribute was optimized out?
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   267
        {
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   268
            AttributeMap *map = &program->attributes[program->attribute_count];
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   269
            map->attribute = &a[i];
215
f2e508f08997 Fixed wrong type for uniform/attribute locations.
Ryan C. Gordon <icculus@icculus.org>
parents: 213
diff changeset
   270
            map->location = (GLuint) loc;
213
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   271
            program->attribute_count++;
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   272
        } // if
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   273
    } // for
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   274
} // lookup_attributes
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   275
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   276
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   277
MOJOSHADER_glProgram *MOJOSHADER_glLinkProgram(MOJOSHADER_glShader *vshader,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   278
                                               MOJOSHADER_glShader *pshader)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   279
{
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   280
    if ((vshader == NULL) && (pshader == NULL))
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   281
        return NULL;
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   282
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   283
    MOJOSHADER_glProgram *retval = NULL;
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   284
    const GLhandleARB program = pglCreateProgramObjectARB();
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   285
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   286
    if (vshader != NULL) pglAttachObjectARB(program, vshader->handle);
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   287
    if (pshader != NULL) pglAttachObjectARB(program, pshader->handle);
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   288
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   289
    pglLinkProgramARB(program);
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   290
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   291
    GLint ok = 0;
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   292
    pglGetObjectParameterivARB(program, GL_OBJECT_LINK_STATUS_ARB, &ok);
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   293
    if (!ok)
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   294
    {
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   295
        GLsizei len = 0;
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   296
        pglGetInfoLogARB(program, sizeof (error_buffer), &len,
219
61167fc96790 Added MOJOSHADER_glGetError() function, filled in error state.
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
   297
                         (GLcharARB *) error_buffer);
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   298
        goto link_program_fail;
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   299
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   300
204
5055ac80916e A little more work on MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 203
diff changeset
   301
    retval = (MOJOSHADER_glProgram *) Malloc(sizeof (MOJOSHADER_glProgram));
5055ac80916e A little more work on MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 203
diff changeset
   302
    if (retval == NULL)
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   303
        goto link_program_fail;
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   304
    memset(retval, '\0', sizeof (MOJOSHADER_glProgram));
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   305
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   306
    int numregs = 0;
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   307
    if (vshader != NULL) numregs += vshader->parseData->uniform_count;
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   308
    if (pshader != NULL) numregs += pshader->parseData->uniform_count;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   309
    retval->uniforms = (UniformMap *) Malloc(sizeof (UniformMap) * numregs);
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   310
    if (retval->uniforms == NULL)
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   311
        goto link_program_fail;
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   312
    memset(retval->uniforms, '\0', sizeof (UniformMap) * numregs);
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   313
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   314
    retval->handle = program;
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   315
    retval->vertex = vshader;
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   316
    retval->fragment = pshader;
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   317
    retval->refcount = 1;
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   318
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   319
    if (vshader != NULL)
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   320
    {
213
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   321
        retval->attributes = (AttributeMap *) Malloc(sizeof (AttributeMap) *
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   322
                                        vshader->parseData->attribute_count);
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   323
        if (retval->attributes == NULL)
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   324
            goto link_program_fail;
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   325
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   326
        lookup_attributes(retval);
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   327
        lookup_uniforms(retval, vshader);
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   328
        vshader->refcount++;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   329
    } // if
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   330
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   331
    if (pshader != NULL)
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   332
    {
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   333
        lookup_uniforms(retval, pshader);
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
        pshader->refcount++;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   335
    } // if
204
5055ac80916e A little more work on MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 203
diff changeset
   336
5055ac80916e A little more work on MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 203
diff changeset
   337
    return retval;
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   338
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   339
link_program_fail:
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   340
    if (retval != NULL)
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   341
    {
213
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   342
        Free(retval->uniforms);
73935330a973 Cache attribute locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 212
diff changeset
   343
        Free(retval->attributes);
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   344
        Free(retval);
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   345
    } // if
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   346
209
2bd25adf2d3a Finished implementing MOJOSHADER_glLinkProgram().
Ryan C. Gordon <icculus@icculus.org>
parents: 208
diff changeset
   347
    pglDeleteObjectARB(program);
205
8583f89985df Cache uniform locations for GLSL programs at link time.
Ryan C. Gordon <icculus@icculus.org>
parents: 204
diff changeset
   348
    return NULL;
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   349
} // MOJOSHADER_glLinkProgram
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   350
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   351
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   352
void MOJOSHADER_glBindProgram(MOJOSHADER_glProgram *program)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   353
{
210
cb724dd80d4b Whoops, GLSL objects are GLhandleARB, not GLuint.
Ryan C. Gordon <icculus@icculus.org>
parents: 209
diff changeset
   354
    GLhandleARB handle = 0;
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   355
    int i;
223
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   356
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   357
    if (program == bound_program)
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   358
        return;  // nothing to do.
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   359
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   360
    // Disable any client-side arrays the current program could have used.
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   361
    if (bound_program != NULL)
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   362
    {
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   363
        pglDisableClientState(GL_VERTEX_ARRAY);
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   364
        for (i = 0; i < bound_program->attribute_count; i++)
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   365
        {
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   366
            const AttributeMap *map = &bound_program->attributes[i];
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   367
            pglDisableVertexAttribArrayARB(map->location);
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   368
        } // if
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   369
    } // for
8df4e9545c87 Disable any enabled client-side arrays when binding a new shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 222
diff changeset
   370
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   371
    if (program != NULL)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   372
    {
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   373
        handle = program->handle;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
        program->refcount++;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
    } // if
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   376
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
    pglUseProgramObjectARB(handle);
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   378
    program_unref(bound_program);
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
    bound_program = program;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
} // MOJOSHADER_glBindProgram
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   382
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   383
static inline uint maxuint(const uint a, const uint b)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   384
{
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   385
    return ((a > b) ? a : b);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   386
} // maxuint
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   387
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   388
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   389
void MOJOSHADER_glSetVertexShaderUniformF(unsigned int idx, const float *data,
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   390
                                          unsigned int vec4n)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   391
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   392
    const uint maxregs = STATICARRAYLEN(vs_register_file_f) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   393
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   394
    {
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   395
        const uint cpy = (maxuint(maxregs - idx, vec4n) * sizeof (*data)) * 4;
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   396
        memcpy(vs_register_file_f + (idx * 4), data, cpy);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   397
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   398
} // MOJOSHADER_glSetVertexShaderUniformF
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   399
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   401
void MOJOSHADER_glSetVertexShaderUniformI(unsigned int idx, const int *data,
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   402
                                          unsigned int ivec4n)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   403
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   404
    const uint maxregs = STATICARRAYLEN(vs_register_file_i) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   405
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   406
    {
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   407
        const uint cpy = (maxuint(maxregs - idx, ivec4n) * sizeof (*data)) * 4;
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   408
        memcpy(vs_register_file_i + (idx * 4), data, cpy);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   409
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   410
} // MOJOSHADER_glSetVertexShaderUniformI
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   411
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   412
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   413
void MOJOSHADER_glSetVertexShaderUniformB(unsigned int idx, const int *data,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   414
                                          unsigned int bcount)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   415
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   416
    const uint maxregs = STATICARRAYLEN(vs_register_file_f) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   417
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   418
    {
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   419
        uint8 *wptr = vs_register_file_b + idx;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   420
        uint8 *endptr = wptr + maxuint(maxregs - idx, bcount);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   421
        while (wptr != endptr)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   422
            *(wptr++) = *(data++) ? 1 : 0;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   423
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   424
} // MOJOSHADER_glSetVertexShaderUniformB
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   425
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   426
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   427
void MOJOSHADER_glSetPixelShaderUniformF(unsigned int idx, const float *data,
212
76eeb43e054c Whitespace fix.
Ryan C. Gordon <icculus@icculus.org>
parents: 210
diff changeset
   428
                                         unsigned int vec4n)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   429
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   430
    const uint maxregs = STATICARRAYLEN(ps_register_file_f) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   431
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   432
    {
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   433
        const uint cpy = (maxuint(maxregs - idx, vec4n) * sizeof (*data)) * 4;
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   434
        memcpy(ps_register_file_f + (idx * 4), data, cpy);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   435
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   436
} // MOJOSHADER_glSetPixelShaderUniformF
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   437
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   438
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   439
void MOJOSHADER_glSetPixelShaderUniformI(unsigned int idx, const int *data,
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   440
                                         unsigned int ivec4n)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   441
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   442
    const uint maxregs = STATICARRAYLEN(ps_register_file_i) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   443
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   444
    {
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   445
        const uint cpy = (maxuint(maxregs - idx, ivec4n) * sizeof (*data)) * 4;
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   446
        memcpy(ps_register_file_i + (idx * 4), data, cpy);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   447
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   448
} // MOJOSHADER_glSetPixelShaderUniformI
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   449
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   450
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   451
void MOJOSHADER_glSetPixelShaderUniformB(unsigned int idx, const int *data,
212
76eeb43e054c Whitespace fix.
Ryan C. Gordon <icculus@icculus.org>
parents: 210
diff changeset
   452
                                         unsigned int bcount)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   453
{
203
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   454
    const uint maxregs = STATICARRAYLEN(ps_register_file_f) / 4;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   455
    if (idx < maxregs)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   456
    {
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   457
        uint8 *wptr = ps_register_file_b + idx;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   458
        uint8 *endptr = wptr + maxuint(maxregs - idx, bcount);
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   459
        while (wptr != endptr)
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   460
            *(wptr++) = *(data++) ? 1 : 0;
ff983e373e37 Implemented uniform array setting in OpenGL glue code.
Ryan C. Gordon <icculus@icculus.org>
parents: 202
diff changeset
   461
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   462
} // MOJOSHADER_glSetPixelShaderUniformB
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   463
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   464
216
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   465
static inline GLenum opengl_posattr_type(const MOJOSHADER_attributeType type)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   466
{
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   467
    // we don't ever use the glVertexPointer() stream, so we just need to
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   468
    //  make the data types reasonably match, so the GL doesn't overrun
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   469
    //  the buffer when dereferencing it.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   470
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   471
    switch (type)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   472
    {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   473
        case MOJOSHADER_ATTRIBUTE_BYTE: return GL_NONE;  // oh well.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   474
        case MOJOSHADER_ATTRIBUTE_UBYTE: return GL_NONE;  // oh well.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   475
        case MOJOSHADER_ATTRIBUTE_SHORT: return GL_SHORT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   476
        case MOJOSHADER_ATTRIBUTE_USHORT: return GL_SHORT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   477
        case MOJOSHADER_ATTRIBUTE_INT: return GL_INT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   478
        case MOJOSHADER_ATTRIBUTE_UINT: return GL_INT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   479
        case MOJOSHADER_ATTRIBUTE_FLOAT: return GL_FLOAT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   480
        case MOJOSHADER_ATTRIBUTE_DOUBLE: return GL_DOUBLE;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   481
    } // switch
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   482
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   483
    return GL_NONE;  // oh well. Raises a GL error later.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   484
} // opengl_posattr_type
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   485
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   486
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   487
static inline GLenum opengl_attr_type(const MOJOSHADER_attributeType type)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   488
{
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   489
    switch (type)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   490
    {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   491
        case MOJOSHADER_ATTRIBUTE_BYTE: return GL_BYTE;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   492
        case MOJOSHADER_ATTRIBUTE_UBYTE: return GL_UNSIGNED_BYTE;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   493
        case MOJOSHADER_ATTRIBUTE_SHORT: return GL_SHORT;
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   494
        case MOJOSHADER_ATTRIBUTE_USHORT: return GL_UNSIGNED_SHORT;
216
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   495
        case MOJOSHADER_ATTRIBUTE_INT: return GL_INT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   496
        case MOJOSHADER_ATTRIBUTE_UINT: return GL_UNSIGNED_INT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   497
        case MOJOSHADER_ATTRIBUTE_FLOAT: return GL_FLOAT;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   498
        case MOJOSHADER_ATTRIBUTE_DOUBLE: return GL_DOUBLE;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   499
    } // switch
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   500
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   501
    return GL_NONE;  // oh well. Raises a GL error later.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   502
} // opengl_attr_type
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   503
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   504
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   505
void MOJOSHADER_glSetVertexAttribute(MOJOSHADER_usage usage,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   506
                                     int index, unsigned int size,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   507
                                     MOJOSHADER_attributeType type,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   508
                                     int normalized, unsigned int stride,
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   509
                                     const void *ptr)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   510
{
221
328ac819b965 Don't update vertex arrays if bound program has no vertex shader.
Ryan C. Gordon <icculus@icculus.org>
parents: 220
diff changeset
   511
    if ((bound_program == NULL) || (bound_program->vertex == NULL))
216
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   512
        return;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   513
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   514
    // Since glVertexPointer() lacks the flexibility that we can get from
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   515
    //  glVertexAttribPointer(), we set POSITION0 to a generic vertex
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   516
    //  attribute, and the shaders we generate know to look there instead of
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   517
    //  GLSL's gl_Position global variable. But to keep the GL handy, we
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   518
    //  also set the best possible equivalent with glVertexPointer(). Messy.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   519
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   520
    if ((usage == MOJOSHADER_USAGE_POSITION) && (index == 0))
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   521
    {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   522
        // !!! FIXME: fails if size==1.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   523
        pglVertexPointer(size, opengl_posattr_type(type), stride, ptr);
222
ed4421aa7e00 Enable client-side arrays as necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 221
diff changeset
   524
        pglEnableClientState(GL_VERTEX_ARRAY);
216
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   525
    } // if
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   526
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   527
    int i;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   528
    GLuint gl_index = 0;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   529
    for (i = 0; i < bound_program->attribute_count; i++)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   530
    {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   531
        const AttributeMap *map = &bound_program->attributes[i];
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   532
        const MOJOSHADER_attribute *a = map->attribute;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   533
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   534
        // !!! FIXME: is this array guaranteed to be sorted by usage?
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   535
        // !!! FIXME:  if so, we can break out of the loop if a->usage > usage.
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   536
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   537
        if ((a->usage == usage) && (a->index == index))
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   538
        {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   539
            gl_index = map->location;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   540
            break;
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   541
        } // if
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   542
    } // for
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   543
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   544
    if (gl_index != 0)
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   545
    {
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   546
        const GLenum gl_type = opengl_attr_type(type);
222
ed4421aa7e00 Enable client-side arrays as necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 221
diff changeset
   547
        const GLboolean norm = (normalized) ? GL_TRUE : GL_FALSE;
ed4421aa7e00 Enable client-side arrays as necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 221
diff changeset
   548
        pglVertexAttribPointerARB(gl_index, size, gl_type, norm, stride, ptr);
ed4421aa7e00 Enable client-side arrays as necessary.
Ryan C. Gordon <icculus@icculus.org>
parents: 221
diff changeset
   549
        pglEnableVertexAttribArrayARB(gl_index);
216
f5f4e5f05951 Implemented MOJOSHADER_glSetVertexAttribute().
Ryan C. Gordon <icculus@icculus.org>
parents: 215
diff changeset
   550
    } // if
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   551
} // MOJOSHADER_glSetVertexAttribute
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   552
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   553
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   554
void MOJOSHADER_glProgramReady(void)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   555
{
206
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   556
    int i;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   557
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   558
    if (bound_program == NULL)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   559
        return;  // nothing to do.
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   560
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   561
    // !!! FIXME: don't push Uniforms if we know they haven't changed.
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   562
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   563
    // push Uniforms to the program from our register files...
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   564
    for (i = 0; i < bound_program->uniform_count; i++)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   565
    {
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   566
        const UniformMap *map = &bound_program->uniforms[i];
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   567
        const MOJOSHADER_uniform *u = map->uniform;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   568
        const MOJOSHADER_uniformType type = u->type;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   569
        const MOJOSHADER_shaderType shader_type = map->shader_type;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   570
        const int index = u->index;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   571
        const GLint location = map->location;
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   572
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   573
        if (shader_type == MOJOSHADER_TYPE_VERTEX)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   574
        {
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   575
            if (type == MOJOSHADER_UNIFORM_FLOAT)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   576
                pglUniform4fvARB(location, 1, &vs_register_file_f[index * 4]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   577
            else if (type == MOJOSHADER_UNIFORM_INT)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   578
                pglUniform4ivARB(location, 1, &vs_register_file_i[index * 4]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   579
            else if (type == MOJOSHADER_UNIFORM_BOOL)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   580
                pglUniform1iARB(location, vs_register_file_b[index]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   581
        } // if
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   582
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   583
        else if (shader_type == MOJOSHADER_TYPE_PIXEL)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   584
        {
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   585
            if (type == MOJOSHADER_UNIFORM_FLOAT)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   586
                pglUniform4fvARB(location, 1, &ps_register_file_f[index * 4]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   587
            else if (type == MOJOSHADER_UNIFORM_INT)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   588
                pglUniform4ivARB(location, 1, &ps_register_file_i[index * 4]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   589
            else if (type == MOJOSHADER_UNIFORM_BOOL)
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   590
                pglUniform1iARB(location, ps_register_file_b[index]);
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   591
        } // else if
7027d889acdd Implemented MOJOSHADER_glProgramReady().
Ryan C. Gordon <icculus@icculus.org>
parents: 205
diff changeset
   592
    } // for
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   593
} // MOJOSHADER_glProgramReady
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   594
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   595
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   596
void MOJOSHADER_glDeleteProgram(MOJOSHADER_glProgram *program)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   597
{
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   598
    program_unref(program);
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   599
} // MOJOSHADER_glDeleteProgram
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   600
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   601
226
4a2b3d0b535f Patched mojoshader_opengl.c to compile, mostly.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
   602
void MOJOSHADER_glDeleteShader(MOJOSHADER_glShader *shader)
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   603
{
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   604
    shader_unref(shader);
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   605
} // MOJOSHADER_glDeleteShader
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   606
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   607
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   608
void MOJOSHADER_glDeinit(void)
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   609
{
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   610
    MOJOSHADER_glBindProgram(NULL);
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   611
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   612
    profile = NULL;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   613
    malloc_fn = NULL;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   614
    free_fn = NULL;
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   615
    malloc_data = NULL;
219
61167fc96790 Added MOJOSHADER_glGetError() function, filled in error state.
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
   616
    error_buffer[0] = '\0';
202
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   617
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   618
    // !!! FIXME: NULL entry points.
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   619
} // MOJOSHADER_glDeinit
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   620
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   621
// end of mojoshader_opengl.c ...
20bdf2d7036e Initial add of mojoshader_opengl.c
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   622