/*
===============
GLimp_InitExtensions
===============
*/
static void GLimp_InitExtensions( void )
{
if ( !r_allowExtensions->integer )
{
ri->Printf( PRINT_ALL, "* IGNORING OPENGL EXTENSIONS *\n" );
return;
}
ri->Printf( PRINT_ALL, "Initializing OpenGL extensions\n" );
glConfig.textureCompression = TC_NONE;
// GL_EXT_texture_compression_s3tc
if ( GLimp_HaveExtension( "GL_ARB_texture_compression" ) &&
GLimp_HaveExtension( "GL_EXT_texture_compression_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC_ARB;
ri->Printf( PRINT_ALL, "...using GL_EXT_texture_compression_s3tc\n" );
}
else
{
ri->Printf( PRINT_ALL, "...ignoring GL_EXT_texture_compression_s3tc\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_EXT_texture_compression_s3tc not found\n" );
}
// GL_S3_s3tc ... legacy extension before GL_EXT_texture_compression_s3tc.
if (glConfig.textureCompression == TC_NONE)
{
if ( GLimp_HaveExtension( "GL_S3_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC;
ri->Printf( PRINT_ALL, "...using GL_S3_s3tc\n" );
}
else
{
ri->Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" );
}
}
// GL_EXT_texture_env_add
glConfig.textureEnvAddAvailable = false;
if ( GLimp_HaveExtension( "EXT_texture_env_add" ) )
{
if ( r_ext_texture_env_add->integer )
{
glConfig.textureEnvAddAvailable = true;
ri->Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" );
}
else
{
glConfig.textureEnvAddAvailable = false;
ri->Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" );
}
// GL_ARB_multitexture
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
if ( GLimp_HaveExtension( "GL_ARB_multitexture" ) )
{
if ( r_ext_multitexture->value )
{
qglMultiTexCoord2fARB = ( void( APIENTRYP ) ( GLenum target, GLfloat s, GLfloat t ) )SDL_GL_GetProcAddress( "glMultiTexCoord2fARB" );
qglActiveTextureARB = ( void( APIENTRYP ) ( GLenum texture ) )SDL_GL_GetProcAddress( "glActiveTextureARB" );
qglClientActiveTextureARB = ( void( APIENTRYP ) ( GLenum texture ) )SDL_GL_GetProcAddress( "glClientActiveTextureARB" );
if ( qglActiveTextureARB )
{
GLint glint = 0;
qglGetIntegerv( GL_MAX_TEXTURE_UNITS_ARB, &glint );
glConfig.numTextureUnits = (int) glint;
if ( glConfig.numTextureUnits > 1 )
{
ri->Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" );
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri->Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" );
}
}
}
else
{
ri->Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" );
}
// GL_EXT_compiled_vertex_array
if ( GLimp_HaveExtension( "GL_EXT_compiled_vertex_array" ) )
{
if ( r_ext_compiled_vertex_array->value )
{
ri->Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" );
qglLockArraysEXT = ( void ( APIENTRY * )( GLint, GLint ) ) SDL_GL_GetProcAddress( "glLockArraysEXT" );
qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) SDL_GL_GetProcAddress( "glUnlockArraysEXT" );
if (!qglLockArraysEXT || !qglUnlockArraysEXT)
{
ri->Error (ERR_FATAL, "bad getprocaddress");
}
}
else
{
ri->Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" );
}
textureFilterAnisotropic = false;
if ( GLimp_HaveExtension( "GL_EXT_texture_filter_anisotropic" ) )
{
if ( r_ext_texture_filter_anisotropic->integer ) {
qglGetIntegerv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint *)&maxAnisotropy );
if ( maxAnisotropy <= 0 ) {
ri->Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not properly supported!\n" );
maxAnisotropy = 0;
}
else
{
ri->Printf( PRINT_ALL, "...using GL_EXT_texture_filter_anisotropic (max: %i)\n", maxAnisotropy );
textureFilterAnisotropic = true;
}
}
else
{
ri->Printf( PRINT_ALL, "...ignoring GL_EXT_texture_filter_anisotropic\n" );
}
}
else
{
ri->Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not found\n" );
}
}
void GLimp_InitExtraExtensions()
{
char *extension;
const char *result[3] = { "...ignoring %s\n", "...using %s\n", "...%s not found\n" };
// GL_EXT_draw_range_elements
extension = "GL_EXT_draw_range_elements";
glRefConfig.drawRangeElements = qfalse;
qglMultiDrawArraysEXT = NULL;
qglMultiDrawElementsEXT = NULL;
if (GLimp_HaveExtension(extension))
{
qglDrawRangeElementsEXT = (void *) SDL_GL_GetProcAddress("glDrawRangeElementsEXT");
if (r_ext_draw_range_elements->integer)
{
glRefConfig.drawRangeElements = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.drawRangeElements], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_multi_draw_arrays
extension = "GL_EXT_multi_draw_arrays";
glRefConfig.multiDrawArrays = qfalse;
qglMultiDrawArraysEXT = NULL;
qglMultiDrawElementsEXT = NULL;
if (GLimp_HaveExtension(extension))
{
qglMultiDrawArraysEXT = (PFNGLMULTIDRAWARRAYSEXTPROC) SDL_GL_GetProcAddress("glMultiDrawArraysEXT");
qglMultiDrawElementsEXT = (PFNGLMULTIDRAWELEMENTSEXTPROC) SDL_GL_GetProcAddress("glMultiDrawElementsEXT");
if (r_ext_multi_draw_arrays->integer)
{
glRefConfig.multiDrawArrays = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.multiDrawArrays], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_vertex_program
//glRefConfig.vertexProgram = qfalse;
extension = "GL_ARB_vertex_program";
qglVertexAttrib4fARB = NULL;
qglVertexAttrib4fvARB = NULL;
qglVertexAttribPointerARB = NULL;
qglEnableVertexAttribArrayARB = NULL;
qglDisableVertexAttribArrayARB = NULL;
if (GLimp_HaveExtension(extension))
{
qglVertexAttrib4fARB = (PFNGLVERTEXATTRIB4FARBPROC) SDL_GL_GetProcAddress("glVertexAttrib4fARB");
qglVertexAttrib4fvARB = (PFNGLVERTEXATTRIB4FVARBPROC) SDL_GL_GetProcAddress("glVertexAttrib4fvARB");
qglVertexAttribPointerARB = (PFNGLVERTEXATTRIBPOINTERARBPROC) SDL_GL_GetProcAddress("glVertexAttribPointerARB");
qglEnableVertexAttribArrayARB =
(PFNGLENABLEVERTEXATTRIBARRAYARBPROC) SDL_GL_GetProcAddress("glEnableVertexAttribArrayARB");
qglDisableVertexAttribArrayARB =
(PFNGLDISABLEVERTEXATTRIBARRAYARBPROC) SDL_GL_GetProcAddress("glDisableVertexAttribArrayARB");
ri.Printf(PRINT_ALL, result[1], extension);
//glRefConfig.vertexProgram = qtrue;
}
else
{
ri.Error(ERR_FATAL, result[2], extension);
}
// GL_ARB_vertex_buffer_object
//glRefConfig.vertexBufferObject = qfalse;
extension = "GL_ARB_vertex_buffer_object";
qglBindBufferARB = NULL;
qglDeleteBuffersARB = NULL;
qglGenBuffersARB = NULL;
qglIsBufferARB = NULL;
qglBufferDataARB = NULL;
qglBufferSubDataARB = NULL;
qglGetBufferSubDataARB = NULL;
qglGetBufferParameterivARB = NULL;
qglGetBufferPointervARB = NULL;
if (GLimp_HaveExtension(extension))
{
qglBindBufferARB = (PFNGLBINDBUFFERARBPROC) SDL_GL_GetProcAddress("glBindBufferARB");
qglDeleteBuffersARB = (PFNGLDELETEBUFFERSARBPROC) SDL_GL_GetProcAddress("glDeleteBuffersARB");
qglGenBuffersARB = (PFNGLGENBUFFERSARBPROC) SDL_GL_GetProcAddress("glGenBuffersARB");
qglIsBufferARB = (PFNGLISBUFFERARBPROC) SDL_GL_GetProcAddress("glIsBufferARB");
qglBufferDataARB = (PFNGLBUFFERDATAARBPROC) SDL_GL_GetProcAddress("glBufferDataARB");
qglBufferSubDataARB = (PFNGLBUFFERSUBDATAARBPROC) SDL_GL_GetProcAddress("glBufferSubDataARB");
qglGetBufferSubDataARB = (PFNGLGETBUFFERSUBDATAARBPROC) SDL_GL_GetProcAddress("glGetBufferSubDataARB");
qglGetBufferParameterivARB = (PFNGLGETBUFFERPARAMETERIVARBPROC) SDL_GL_GetProcAddress("glGetBufferParameterivARB");
qglGetBufferPointervARB = (PFNGLGETBUFFERPOINTERVARBPROC) SDL_GL_GetProcAddress("glGetBufferPointervARB");
ri.Printf(PRINT_ALL, result[1], extension);
//glRefConfig.vertexBufferObject = qtrue;
}
else
{
ri.Error(ERR_FATAL, result[2], extension);
}
// GL_ARB_shader_objects
extension = "GL_ARB_shader_objects";
//glRefConfig.shaderObjects = qfalse;
qglDeleteObjectARB = NULL;
qglGetHandleARB = NULL;
qglDetachObjectARB = NULL;
qglCreateShaderObjectARB = NULL;
qglShaderSourceARB = NULL;
qglCompileShaderARB = NULL;
qglCreateProgramObjectARB = NULL;
qglAttachObjectARB = NULL;
qglLinkProgramARB = NULL;
qglUseProgramObjectARB = NULL;
qglValidateProgramARB = NULL;
qglUniform1fARB = NULL;
qglUniform2fARB = NULL;
qglUniform3fARB = NULL;
qglUniform4fARB = NULL;
qglUniform1iARB = NULL;
qglUniform2iARB = NULL;
qglUniform3iARB = NULL;
qglUniform4iARB = NULL;
qglUniform1fvARB = NULL;
qglUniform2fvARB = NULL;
qglUniform3fvARB = NULL;
qglUniform4fvARB = NULL;
qglUniform2ivARB = NULL;
qglUniform3ivARB = NULL;
qglUniform4ivARB = NULL;
qglUniformMatrix2fvARB = NULL;
qglUniformMatrix3fvARB = NULL;
qglUniformMatrix4fvARB = NULL;
qglGetObjectParameterfvARB = NULL;
qglGetObjectParameterivARB = NULL;
qglGetInfoLogARB = NULL;
qglGetAttachedObjectsARB = NULL;
qglGetUniformLocationARB = NULL;
qglGetActiveUniformARB = NULL;
qglGetUniformfvARB = NULL;
qglGetUniformivARB = NULL;
qglGetShaderSourceARB = NULL;
if (GLimp_HaveExtension(extension))
{
qglDeleteObjectARB = (PFNGLDELETEOBJECTARBPROC) SDL_GL_GetProcAddress("glDeleteObjectARB");
qglGetHandleARB = (PFNGLGETHANDLEARBPROC) SDL_GL_GetProcAddress("glGetHandleARB");
qglDetachObjectARB = (PFNGLDETACHOBJECTARBPROC) SDL_GL_GetProcAddress("glDetachObjectARB");
qglCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC) SDL_GL_GetProcAddress("glCreateShaderObjectARB");
qglShaderSourceARB = (PFNGLSHADERSOURCEARBPROC) SDL_GL_GetProcAddress("glShaderSourceARB");
qglCompileShaderARB = (PFNGLCOMPILESHADERARBPROC) SDL_GL_GetProcAddress("glCompileShaderARB");
qglCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC) SDL_GL_GetProcAddress("glCreateProgramObjectARB");
qglAttachObjectARB = (PFNGLATTACHOBJECTARBPROC) SDL_GL_GetProcAddress("glAttachObjectARB");
qglLinkProgramARB = (PFNGLLINKPROGRAMARBPROC) SDL_GL_GetProcAddress("glLinkProgramARB");
qglUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC) SDL_GL_GetProcAddress("glUseProgramObjectARB");
qglValidateProgramARB = (PFNGLVALIDATEPROGRAMARBPROC) SDL_GL_GetProcAddress("glValidateProgramARB");
qglUniform1fARB = (PFNGLUNIFORM1FARBPROC) SDL_GL_GetProcAddress("glUniform1fARB");
qglUniform2fARB = (PFNGLUNIFORM2FARBPROC) SDL_GL_GetProcAddress("glUniform2fARB");
qglUniform3fARB = (PFNGLUNIFORM3FARBPROC) SDL_GL_GetProcAddress("glUniform3fARB");
qglUniform4fARB = (PFNGLUNIFORM4FARBPROC) SDL_GL_GetProcAddress("glUniform4fARB");
qglUniform1iARB = (PFNGLUNIFORM1IARBPROC) SDL_GL_GetProcAddress("glUniform1iARB");
qglUniform2iARB = (PFNGLUNIFORM2IARBPROC) SDL_GL_GetProcAddress("glUniform2iARB");
qglUniform3iARB = (PFNGLUNIFORM3IARBPROC) SDL_GL_GetProcAddress("glUniform3iARB");
qglUniform4iARB = (PFNGLUNIFORM4IARBPROC) SDL_GL_GetProcAddress("glUniform4iARB");
qglUniform1fvARB = (PFNGLUNIFORM1FVARBPROC) SDL_GL_GetProcAddress("glUniform1fvARB");
qglUniform2fvARB = (PFNGLUNIFORM2FVARBPROC) SDL_GL_GetProcAddress("glUniform2fvARB");
qglUniform3fvARB = (PFNGLUNIFORM3FVARBPROC) SDL_GL_GetProcAddress("glUniform3fvARB");
qglUniform4fvARB = (PFNGLUNIFORM4FVARBPROC) SDL_GL_GetProcAddress("glUniform4fvARB");
qglUniform2ivARB = (PFNGLUNIFORM2IVARBPROC) SDL_GL_GetProcAddress("glUniform2ivARB");
qglUniform3ivARB = (PFNGLUNIFORM3IVARBPROC) SDL_GL_GetProcAddress("glUniform3ivARB");
qglUniform4ivARB = (PFNGLUNIFORM4IVARBPROC) SDL_GL_GetProcAddress("glUniform4ivARB");
qglUniformMatrix2fvARB = (PFNGLUNIFORMMATRIX2FVARBPROC) SDL_GL_GetProcAddress("glUniformMatrix2fvARB");
qglUniformMatrix3fvARB = (PFNGLUNIFORMMATRIX3FVARBPROC) SDL_GL_GetProcAddress("glUniformMatrix3fvARB");
qglUniformMatrix4fvARB = (PFNGLUNIFORMMATRIX4FVARBPROC) SDL_GL_GetProcAddress("glUniformMatrix4fvARB");
qglGetObjectParameterfvARB = (PFNGLGETOBJECTPARAMETERFVARBPROC) SDL_GL_GetProcAddress("glGetObjectParameterfvARB");
qglGetObjectParameterivARB = (PFNGLGETOBJECTPARAMETERIVARBPROC) SDL_GL_GetProcAddress("glGetObjectParameterivARB");
qglGetInfoLogARB = (PFNGLGETINFOLOGARBPROC) SDL_GL_GetProcAddress("glGetInfoLogARB");
qglGetAttachedObjectsARB = (PFNGLGETATTACHEDOBJECTSARBPROC) SDL_GL_GetProcAddress("glGetAttachedObjectsARB");
qglGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC) SDL_GL_GetProcAddress("glGetUniformLocationARB");
qglGetActiveUniformARB = (PFNGLGETACTIVEUNIFORMARBPROC) SDL_GL_GetProcAddress("glGetActiveUniformARB");
qglGetUniformfvARB = (PFNGLGETUNIFORMFVARBPROC) SDL_GL_GetProcAddress("glGetUniformfvARB");
qglGetUniformivARB = (PFNGLGETUNIFORMIVARBPROC) SDL_GL_GetProcAddress("glGetUniformivARB");
qglGetShaderSourceARB = (PFNGLGETSHADERSOURCEARBPROC) SDL_GL_GetProcAddress("glGetShaderSourceARB");
ri.Printf(PRINT_ALL, result[1], extension);
//glRefConfig.shaderObjects = qtrue;
}
else
{
ri.Error(ERR_FATAL, result[2], extension);
}
// GL_ARB_vertex_shader
//glRefConfig.vertexShader = qfalse;
extension = "GL_ARB_vertex_shader";
qglBindAttribLocationARB = NULL;
qglGetActiveAttribARB = NULL;
qglGetAttribLocationARB = NULL;
if (GLimp_HaveExtension(extension))
{
//int reservedComponents;
//qglGetIntegerv(GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB, &glConfig.maxVertexUniforms);
//qglGetIntegerv(GL_MAX_VARYING_FLOATS_ARB, &glConfig.maxVaryingFloats);
//qglGetIntegerv(GL_MAX_VERTEX_ATTRIBS_ARB, &glConfig.maxVertexAttribs);
//reservedComponents = 16 * 10; // approximation how many uniforms we have besides the bone matrices
#if 0
if (glConfig.driverType == GLDRV_MESA)
{
// HACK
// restrict to number of vertex uniforms to 512 because of:
// xreal.x86_64: nv50_program.c:4181: nv50_program_validate_data: Assertion `p->param_nr <= 512' failed
glConfig.maxVertexUniforms = Q_bound(0, glConfig.maxVertexUniforms, 512);
}
#endif
//glConfig.maxVertexSkinningBones = (int) Q_bound(0.0, (Q_max(glConfig.maxVertexUniforms - reservedComponents, 0) / 16), MAX_BONES);
//glConfig.vboVertexSkinningAvailable = r_vboVertexSkinning->integer && ((glConfig.maxVertexSkinningBones >= 12) ? qtrue : qfalse);
qglBindAttribLocationARB = (PFNGLBINDATTRIBLOCATIONARBPROC) SDL_GL_GetProcAddress("glBindAttribLocationARB");
qglGetActiveAttribARB = (PFNGLGETACTIVEATTRIBARBPROC) SDL_GL_GetProcAddress("glGetActiveAttribARB");
qglGetAttribLocationARB = (PFNGLGETATTRIBLOCATIONARBPROC) SDL_GL_GetProcAddress("glGetAttribLocationARB");
ri.Printf(PRINT_ALL, result[1], extension);
//glRefConfig.vertexShader = qtrue;
}
else
{
ri.Error(ERR_FATAL, result[2], extension);
}
// GL_ARB_shading_language_100
extension = "GL_ARB_shading_language_100";
glRefConfig.textureFloat = qfalse;
if (GLimp_HaveExtension(extension))
{
char version[256];
Q_strncpyz(version, (char *) qglGetString(GL_SHADING_LANGUAGE_VERSION_ARB), sizeof(version));
sscanf(version, "%d.%d", &glRefConfig.glslMajorVersion, &glRefConfig.glslMinorVersion);
ri.Printf(PRINT_ALL, "...using GLSL version %s\n", version);
}
else
{
ri.Error(ERR_FATAL, result[2], extension);
}
glRefConfig.memInfo = MI_NONE;
if (GLimp_HaveExtension("GL_NVX_gpu_memory_info"))
{
glRefConfig.memInfo = MI_NVX;
}
else if (GLimp_HaveExtension("GL_ATI_meminfo"))
{
glRefConfig.memInfo = MI_ATI;
}
extension = "GL_ARB_texture_non_power_of_two";
glRefConfig.textureNonPowerOfTwo = qfalse;
if (GLimp_HaveExtension(extension))
{
if (1) //(r_ext_texture_non_power_of_two->integer)
{
glRefConfig.textureNonPowerOfTwo = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.textureNonPowerOfTwo], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_texture_float
extension = "GL_ARB_texture_float";
glRefConfig.textureFloat = qfalse;
if (GLimp_HaveExtension(extension))
{
if (r_ext_texture_float->integer)
{
glRefConfig.textureFloat = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.textureFloat], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_half_float_pixel
extension = "GL_ARB_half_float_pixel";
glRefConfig.halfFloatPixel = qfalse;
if (GLimp_HaveExtension(extension))
{
if (r_arb_half_float_pixel->integer)
{
glRefConfig.halfFloatPixel = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.halfFloatPixel], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_framebuffer_object
extension = "GL_EXT_framebuffer_object";
glRefConfig.framebufferObject = qfalse;
if (GLimp_HaveExtension(extension))
{
glGetIntegerv(GL_MAX_RENDERBUFFER_SIZE_EXT, &glRefConfig.maxRenderbufferSize);
glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS_EXT, &glRefConfig.maxColorAttachments);
qglIsRenderbufferEXT = (PFNGLISRENDERBUFFEREXTPROC) SDL_GL_GetProcAddress("glIsRenderbufferEXT");
qglBindRenderbufferEXT = (PFNGLBINDRENDERBUFFEREXTPROC) SDL_GL_GetProcAddress("glBindRenderbufferEXT");
qglDeleteRenderbuffersEXT = (PFNGLDELETERENDERBUFFERSEXTPROC) SDL_GL_GetProcAddress("glDeleteRenderbuffersEXT");
qglGenRenderbuffersEXT = (PFNGLGENRENDERBUFFERSEXTPROC) SDL_GL_GetProcAddress("glGenRenderbuffersEXT");
qglRenderbufferStorageEXT = (PFNGLRENDERBUFFERSTORAGEEXTPROC) SDL_GL_GetProcAddress("glRenderbufferStorageEXT");
qglGetRenderbufferParameterivEXT = (PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC) SDL_GL_GetProcAddress("glGetRenderbufferParameterivEXT");
qglIsFramebufferEXT = (PFNGLISFRAMEBUFFEREXTPROC) SDL_GL_GetProcAddress("glIsFramebufferEXT");
qglBindFramebufferEXT = (PFNGLBINDFRAMEBUFFEREXTPROC) SDL_GL_GetProcAddress("glBindFramebufferEXT");
qglDeleteFramebuffersEXT = (PFNGLDELETEFRAMEBUFFERSEXTPROC) SDL_GL_GetProcAddress("glDeleteFramebuffersEXT");
qglGenFramebuffersEXT = (PFNGLGENFRAMEBUFFERSEXTPROC) SDL_GL_GetProcAddress("glGenFramebuffersEXT");
qglCheckFramebufferStatusEXT = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC) SDL_GL_GetProcAddress("glCheckFramebufferStatusEXT");
qglFramebufferTexture1DEXT = (PFNGLFRAMEBUFFERTEXTURE1DEXTPROC) SDL_GL_GetProcAddress("glFramebufferTexture1DEXT");
qglFramebufferTexture2DEXT = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC) SDL_GL_GetProcAddress("glFramebufferTexture2DEXT");
qglFramebufferTexture3DEXT = (PFNGLFRAMEBUFFERTEXTURE3DEXTPROC) SDL_GL_GetProcAddress("glFramebufferTexture3DEXT");
qglFramebufferRenderbufferEXT = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC) SDL_GL_GetProcAddress("glFramebufferRenderbufferEXT");
qglGetFramebufferAttachmentParameterivEXT = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC) SDL_GL_GetProcAddress("glGetFramebufferAttachmentParameterivEXT");
qglGenerateMipmapEXT = (PFNGLGENERATEMIPMAPEXTPROC) SDL_GL_GetProcAddress("glGenerateMipmapEXT");
if (r_ext_framebuffer_object->value)
{
glRefConfig.framebufferObject = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.framebufferObject], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_packed_depth_stencil
extension = "GL_EXT_packed_depth_stencil";
glRefConfig.packedDepthStencil = qfalse;
if (GLimp_HaveExtension(extension))
{
glRefConfig.packedDepthStencil = qtrue;
ri.Printf(PRINT_ALL, result[glRefConfig.packedDepthStencil], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_occlusion_query
extension = "GL_ARB_occlusion_query";
glRefConfig.occlusionQuery = qfalse;
if (GLimp_HaveExtension(extension))
{
qglGenQueriesARB = (PFNGLGENQUERIESARBPROC) SDL_GL_GetProcAddress("glGenQueriesARB");
qglDeleteQueriesARB = (PFNGLDELETEQUERIESARBPROC) SDL_GL_GetProcAddress("glDeleteQueriesARB");
qglIsQueryARB = (PFNGLISQUERYARBPROC) SDL_GL_GetProcAddress("glIsQueryARB");
qglBeginQueryARB = (PFNGLBEGINQUERYARBPROC) SDL_GL_GetProcAddress("glBeginQueryARB");
qglEndQueryARB = (PFNGLENDQUERYARBPROC) SDL_GL_GetProcAddress("glEndQueryARB");
qglGetQueryivARB = (PFNGLGETQUERYIVARBPROC) SDL_GL_GetProcAddress("glGetQueryivARB");
qglGetQueryObjectivARB = (PFNGLGETQUERYOBJECTIVARBPROC) SDL_GL_GetProcAddress("glGetQueryObjectivARB");
qglGetQueryObjectuivARB = (PFNGLGETQUERYOBJECTUIVARBPROC) SDL_GL_GetProcAddress("glGetQueryObjectuivARB");
glRefConfig.occlusionQuery = qtrue;
ri.Printf(PRINT_ALL, result[glRefConfig.occlusionQuery], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_framebuffer_blit
extension = "GL_EXT_framebuffer_blit";
glRefConfig.framebufferBlit = qfalse;
if (GLimp_HaveExtension(extension))
{
qglBlitFramebufferEXT = (void *)SDL_GL_GetProcAddress("glBlitFramebufferEXT");
glRefConfig.framebufferBlit = qtrue;
ri.Printf(PRINT_ALL, result[glRefConfig.framebufferBlit], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_framebuffer_multisample
extension = "GL_EXT_framebuffer_multisample";
glRefConfig.framebufferMultisample = qfalse;
if (GLimp_HaveExtension(extension))
{
qglRenderbufferStorageMultisampleEXT = (void *)SDL_GL_GetProcAddress("glRenderbufferStorageMultisampleEXT");
glRefConfig.framebufferMultisample = qtrue;
ri.Printf(PRINT_ALL, result[glRefConfig.framebufferMultisample], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_EXT_texture_sRGB
extension = "GL_EXT_texture_sRGB";
glRefConfig.texture_srgb = qfalse;
if (GLimp_HaveExtension(extension))
{
if (r_srgb->integer)
{
glRefConfig.texture_srgb = qtrue;
}
ri.Printf(PRINT_ALL, result[glRefConfig.texture_srgb], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
glRefConfig.textureCompression = TCR_NONE;
// GL_EXT_texture_compression_latc
extension = "GL_EXT_texture_compression_latc";
if (GLimp_HaveExtension(extension))
{
if (r_ext_compressed_textures->integer)
{
glRefConfig.textureCompression |= TCR_LATC;
}
ri.Printf(PRINT_ALL, result[r_ext_compressed_textures->integer ? 1 : 0], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_texture_compression_bptc
extension = "GL_ARB_texture_compression_bptc";
if (GLimp_HaveExtension(extension))
{
if (r_ext_compressed_textures->integer >= 2)
{
glRefConfig.textureCompression |= TCR_BPTC;
}
ri.Printf(PRINT_ALL, result[(r_ext_compressed_textures->integer >= 2) ? 1 : 0], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_draw_buffers
extension = "GL_ARB_draw_buffers";
qglDrawBuffersARB = NULL;
if (GLimp_HaveExtension(extension))
{
qglDrawBuffersARB = (void *) SDL_GL_GetProcAddress("glDrawBuffersARB");
ri.Printf(PRINT_ALL, result[1], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
// GL_ARB_depth_clamp
extension = "GL_ARB_depth_clamp";
glRefConfig.depthClamp = qfalse;
if (GLimp_HaveExtension(extension))
{
glRefConfig.depthClamp = qtrue;
ri.Printf(PRINT_ALL, result[1], extension);
}
else
{
ri.Printf(PRINT_ALL, result[2], extension);
}
}
void GLimp_InitExtensions(void)
{
ri.Printf(PRINT_ALL, "Initializing OpenGL extensions\n");
glConfig.textureCompression = TC_NONE;
if (glConfig.textureCompression == TC_NONE)
{
if (GLimp_HaveExtension("GL_S3_s3tc"))
{
if (r_ext_compressed_textures->value)
{
glConfig.textureCompression = TC_S3TC;
ri.Printf(PRINT_ALL, "...using GL_S3_s3tc\n");
}
else
{
ri.Printf(PRINT_ALL, "...ignoring GL_S3_s3tc\n");
}
}
else
{
ri.Printf(PRINT_ALL, "...GL_S3_s3tc not found\n");
}
}
glConfig.textureEnvAddAvailable = qfalse;
if (GLimp_HaveExtension("EXT_texture_env_add"))
{
if (r_ext_texture_env_add->integer)
{
glConfig.textureEnvAddAvailable = qtrue;
ri.Printf(PRINT_ALL, "...using GL_EXT_texture_env_add\n");
}
else
{
glConfig.textureEnvAddAvailable = qfalse;
ri.Printf(PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n");
}
}
else
{
ri.Printf(PRINT_ALL, "...GL_EXT_texture_env_add not found\n");
}
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
if (GLimp_HaveExtension("GL_ARB_multitexture"))
{
if (r_ext_multitexture->value)
{
qglMultiTexCoord2fARB = SDL_GL_GetProcAddress("glMultiTexCoord2fARB");
qglActiveTextureARB = SDL_GL_GetProcAddress("glActiveTextureARB");
qglClientActiveTextureARB = SDL_GL_GetProcAddress("glClientActiveTextureARB");
if (qglActiveTextureARB)
{
GLint glint = 0;
qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &glint);
glConfig.maxActiveTextures = (int) glint;
if (glConfig.maxActiveTextures > 1)
{
ri.Printf(PRINT_ALL, "...using GL_ARB_multitexture\n");
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri.Printf(PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n");
}
}
}
else
{
ri.Printf(PRINT_ALL, "...ignoring GL_ARB_multitexture\n");
}
}
else
{
ri.Printf(PRINT_ALL, "...GL_ARB_multitexture not found\n");
}
if (GLimp_HaveExtension("GL_EXT_compiled_vertex_array"))
{
if (r_ext_compiled_vertex_array->value)
{
ri.Printf(PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n");
qglLockArraysEXT = (void (APIENTRY *)(GLint, GLint))SDL_GL_GetProcAddress("glLockArraysEXT");
qglUnlockArraysEXT = (void (APIENTRY *)(void))SDL_GL_GetProcAddress("glUnlockArraysEXT");
if (!qglLockArraysEXT || !qglUnlockArraysEXT)
{
ri.Error(ERR_FATAL, "bad getprocaddress\n");
}
}
else
{
ri.Printf(PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n");
}
}
else
{
ri.Printf(PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n");
}
}
/*
===============
GLimp_InitExtensions
===============
*/
static void GLimp_InitExtensions( void )
{
if ( !r_allowExtensions->integer )
{
ri.Printf( PRINT_ALL, "* IGNORING OPENGL EXTENSIONS *\n" );
return;
}
ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" );
glConfig.textureCompression = TC_NONE;
// GL_EXT_texture_compression_s3tc
if ( GLimp_HaveExtension( "GL_ARB_texture_compression" ) &&
GLimp_HaveExtension( "GL_EXT_texture_compression_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC_ARB;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_compression_s3tc\n" );
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_compression_s3tc\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_compression_s3tc not found\n" );
}
// GL_S3_s3tc ... legacy extension before GL_EXT_texture_compression_s3tc.
if (glConfig.textureCompression == TC_NONE)
{
if ( GLimp_HaveExtension( "GL_S3_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC;
ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" );
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" );
}
}
// GL_EXT_texture_env_add
glConfig.textureEnvAddAvailable = qtrue; //qfalse;
#if 0
if ( GLimp_HaveExtension( "EXT_texture_env_add" ) )
{
if ( r_ext_texture_env_add->integer )
{
glConfig.textureEnvAddAvailable = qtrue;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" );
}
else
{
glConfig.textureEnvAddAvailable = qfalse;
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" );
}
#endif
// GL_ARB_multitexture
/*
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
*/
//if ( GLimp_HaveExtension( "GL_ARB_multitexture" ) )
{
if ( r_ext_multitexture->value )
{
qglMultiTexCoord2fARB = qglMultiTexCoord2f;
qglActiveTextureARB = qglActiveTexture;
qglClientActiveTextureARB = qglClientActiveTexture;
if ( qglActiveTextureARB )
{
GLint glint = 0;
qglGetIntegerv( GL_MAX_TEXTURE_UNITS, &glint );
glConfig.numTextureUnits = (int) glint;
if ( glConfig.numTextureUnits > 1 )
{
ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" );
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" );
}
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" );
}
}
#if 0
else
{
/*
===============
GLimp_InitExtensions
===============
*/
static void GLimp_InitExtensions( void )
{
if ( !r_allowExtensions->integer )
{
ri.Printf( PRINT_ALL, "* IGNORING OPENGL EXTENSIONS *\n" );
return;
}
ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" );
glConfig.textureCompression = TC_NONE;
#ifndef HAVE_GLES
// GL_EXT_texture_compression_s3tc
if ( GLimp_HaveExtension( "GL_ARB_texture_compression" ) &&
GLimp_HaveExtension( "GL_EXT_texture_compression_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC_ARB;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_compression_s3tc\n" );
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_compression_s3tc\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_compression_s3tc not found\n" );
}
// GL_S3_s3tc ... legacy extension before GL_EXT_texture_compression_s3tc.
if (glConfig.textureCompression == TC_NONE)
{
if ( GLimp_HaveExtension( "GL_S3_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC;
ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" );
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" );
}
}
#endif
// GL_EXT_texture_env_add
#ifdef HAVE_GLES
glConfig.textureEnvAddAvailable = qtrue;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" );
#else
glConfig.textureEnvAddAvailable = qfalse;
if ( GLimp_HaveExtension( "EXT_texture_env_add" ) )
{
if ( r_ext_texture_env_add->integer )
{
glConfig.textureEnvAddAvailable = qtrue;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" );
}
else
{
glConfig.textureEnvAddAvailable = qfalse;
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" );
}
#endif
// GL_ARB_multitexture
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
#ifdef HAVE_GLES
qglGetIntegerv( GL_MAX_TEXTURE_UNITS, &glConfig.numTextureUnits );
//ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, %i texture units\n", glConfig.maxActiveTextures );
//glConfig.maxActiveTextures=4;
qglMultiTexCoord2fARB = myglMultiTexCoord2f;
qglActiveTextureARB = glActiveTexture;
qglClientActiveTextureARB = glClientActiveTexture;
if ( glConfig.numTextureUnits > 1 )
{
ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture (%i texture units)\n", glConfig.numTextureUnits );
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" );
}
#else
if ( GLimp_HaveExtension( "GL_ARB_multitexture" ) )
{
if ( r_ext_multitexture->value )
{
qglMultiTexCoord2fARB = SDL_GL_GetProcAddress( "glMultiTexCoord2fARB" );
qglActiveTextureARB = SDL_GL_GetProcAddress( "glActiveTextureARB" );
qglClientActiveTextureARB = SDL_GL_GetProcAddress( "glClientActiveTextureARB" );
if ( qglActiveTextureARB )
{
GLint glint = 0;
qglGetIntegerv( GL_MAX_TEXTURE_UNITS_ARB, &glint );
glConfig.numTextureUnits = (int) glint;
if ( glConfig.numTextureUnits > 1 )
{
ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" );
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" );
}
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" );
}
#endif
#ifndef HAVE_GLES
// GL_EXT_compiled_vertex_array
if ( GLimp_HaveExtension( "GL_EXT_compiled_vertex_array" ) )
{
if ( r_ext_compiled_vertex_array->value )
{
ri.Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" );
qglLockArraysEXT = ( void ( APIENTRY * )( GLint, GLint ) ) SDL_GL_GetProcAddress( "glLockArraysEXT" );
qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) SDL_GL_GetProcAddress( "glUnlockArraysEXT" );
if (!qglLockArraysEXT || !qglUnlockArraysEXT)
{
ri.Error (ERR_FATAL, "bad getprocaddress");
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" );
}
}
else
#endif
{
ri.Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" );
}
textureFilterAnisotropic = qfalse;
if ( GLimp_HaveExtension( "GL_EXT_texture_filter_anisotropic" ) )
{
if ( r_ext_texture_filter_anisotropic->integer ) {
qglGetIntegerv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint *)&maxAnisotropy );
if ( maxAnisotropy <= 0 ) {
ri.Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not properly supported!\n" );
maxAnisotropy = 0;
}
else
{
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_filter_anisotropic (max: %i)\n", maxAnisotropy );
textureFilterAnisotropic = qtrue;
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_filter_anisotropic\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not found\n" );
}
vertexShaders = qfalse;
#ifndef HAVE_GLES
if ( GLimp_HaveExtension( "GL_ARB_shader_objects" )
&& GLimp_HaveExtension( "GL_ARB_fragment_shader" )
&& GLimp_HaveExtension( "GL_ARB_vertex_shader" )
&& GLimp_HaveExtension( "GL_ARB_shading_language_100" ) )
{
if ( r_ext_vertex_shader->integer ) {
ri.Printf( PRINT_ALL, "...using GL_ARB_vertex_shader\n" );
qglDeleteObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glDeleteObjectARB");
qglGetHandleARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glGetHandleARB");
qglDetachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glDetachObjectARB");
qglCreateShaderObjectARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glCreateShaderObjectARB");
qglShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, const GLcharARB **,
const GLint *)) SDL_GL_GetProcAddress("glShaderSourceARB");
qglCompileShaderARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glCompileShaderARB");
qglCreateProgramObjectARB = (GLhandleARB (APIENTRYP)(void)) SDL_GL_GetProcAddress("glCreateProgramObjectARB");
qglAttachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glAttachObjectARB");
qglLinkProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glLinkProgramARB");
qglUseProgramObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glUseProgramObjectARB");
qglValidateProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glValidateProgramARB");
qglUniform1fARB = (GLvoid (APIENTRYP)(GLint, GLfloat)) SDL_GL_GetProcAddress("glUniform1fARB");
qglUniform2fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform2fARB");
qglUniform3fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform3fARB");
qglUniform4fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform4fARB");
qglUniform1iARB = (GLvoid (APIENTRYP)(GLint, GLint)) SDL_GL_GetProcAddress("glUniform1iARB");
qglUniform2iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform2iARB");
qglUniform3iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform3iARB");
qglUniform4iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform4iARB");
qglUniform1fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform1fvARB");
qglUniform2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform2fvARB");
qglUniform3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform3fvARB");
qglUniform4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform4fvARB");
qglUniform1ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform1ivARB");
qglUniform2ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform2ivARB");
qglUniform3ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform3ivARB");
qglUniform4ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform4ivARB");
qglUniformMatrix2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix2fvARB");
qglUniformMatrix3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix3fvARB");
qglUniformMatrix4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix4fvARB");
qglGetObjectParameterfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetObjectParameterfvARB");
qglGetObjectParameterivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetObjectParameterivARB");
qglGetInfoLogARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetInfoLogARB");
qglGetAttachedObjectsARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLhandleARB *)) SDL_GL_GetProcAddress("glGetAttachedObjectsARB");
qglGetUniformLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetUniformLocationARB");
qglGetActiveUniformARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveUniformARB");
qglGetUniformfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLfloat *)) SDL_GL_GetProcAddress("glGetUniformfvARB");
qglGetUniformivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLint *)) SDL_GL_GetProcAddress("glGetUniformivARB");
qglGetShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetShaderSourceARB");
qglVertexAttrib1fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib1fARB");
qglVertexAttrib1sARB = (GLvoid (APIENTRYP)(GLuint, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib1sARB");
qglVertexAttrib1dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib1dARB");
qglVertexAttrib2fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib2fARB");
qglVertexAttrib2sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib2sARB");
qglVertexAttrib2dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib2dARB");
qglVertexAttrib3fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib3fARB");
qglVertexAttrib3sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib3sARB");
qglVertexAttrib3dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib3dARB");
qglVertexAttrib4fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib4fARB");
qglVertexAttrib4sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib4sARB");
qglVertexAttrib4dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib4dARB");
qglVertexAttrib4NubARB = (GLvoid (APIENTRYP)(GLuint, GLubyte, GLubyte, GLubyte, GLubyte)) SDL_GL_GetProcAddress("glVertexAttrib4NubARB");
qglVertexAttrib1fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib1fvARB");
qglVertexAttrib1svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib1svARB");
qglVertexAttrib1dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib1dvARB");
qglVertexAttrib2fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib2fvARB");
qglVertexAttrib2svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib2svARB");
qglVertexAttrib2dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib2dvARB");
qglVertexAttrib3fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib3fvARB");
qglVertexAttrib3svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib3svARB");
qglVertexAttrib3dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib3dvARB");
qglVertexAttrib4fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib4fvARB");
qglVertexAttrib4svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4svARB");
qglVertexAttrib4dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib4dvARB");
qglVertexAttrib4ivARB = (GLvoid (APIENTRYP)(GLuint, GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4ivARB");
qglVertexAttrib4bvARB = (GLvoid (APIENTRYP)(GLuint, GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4bvARB");
qglVertexAttrib4ubvARB = (GLvoid (APIENTRYP)(GLuint, GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4ubvARB");
qglVertexAttrib4usvARB = (GLvoid (APIENTRYP)(GLuint, GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4usvARB");
qglVertexAttrib4uivARB = (GLvoid (APIENTRYP)(GLuint, GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4uivARB");
qglVertexAttrib4NbvARB = (GLvoid (APIENTRYP)(GLuint, const GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NbvARB");
qglVertexAttrib4NsvARB = (GLvoid (APIENTRYP)(GLuint, const GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4NsvARB");
qglVertexAttrib4NivARB = (GLvoid (APIENTRYP)(GLuint, const GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4NivARB");
qglVertexAttrib4NubvARB = (GLvoid (APIENTRYP)(GLuint, const GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NubvARB");
qglVertexAttrib4NusvARB = (GLvoid (APIENTRYP)(GLuint, const GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4NusvARB");
qglVertexAttrib4NuivARB = (GLvoid (APIENTRYP)(GLuint, const GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4NuivARB");
qglVertexAttribPointerARB = (GLvoid (APIENTRYP)(GLuint, GLint, GLenum, GLboolean, GLsizei, const GLvoid *)) SDL_GL_GetProcAddress("glVertexAttribPointerARB");
qglEnableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glEnableVertexAttribArrayARB");
qglDisableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glDisableVertexAttribArrayARB");
qglBindAttribLocationARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, const GLcharARB *)) SDL_GL_GetProcAddress("glBindAttribLocationARB");
qglGetActiveAttribARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveAttribARB");
qglGetAttribLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetAttribLocationARB");
qglGetVertexAttribdvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLdouble *)) SDL_GL_GetProcAddress("glGetVertexAttribdvARB");
qglGetVertexAttribfvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetVertexAttribfvARB");
qglGetVertexAttribivARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetVertexAAttribivARB");
qglGetVertexAttribPointervARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLvoid **)) SDL_GL_GetProcAddress("glGetVertexAttribPointervARB");
vertexShaders = qtrue;
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_vertex_shader\n" );
}
}
else
#endif
{
ri.Printf( PRINT_ALL, "...GL_ARB_vertex_shader not found\n" );
}
}
void GLimp_InitExtraExtensions()
{
vertexShaders = qfalse;
if ( GLimp_HaveExtension( "GL_ARB_shader_objects" )
&& GLimp_HaveExtension( "GL_ARB_fragment_shader" )
&& GLimp_HaveExtension( "GL_ARB_vertex_shader" )
&& GLimp_HaveExtension( "GL_ARB_shading_language_100" ) )
{
if ( r_ext_vertex_shader->integer ) {
ri.Printf( PRINT_ALL, "...using GL_ARB_vertex_shader\n" );
qglDeleteObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glDeleteObjectARB");
qglGetHandleARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glGetHandleARB");
qglDetachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glDetachObjectARB");
qglCreateShaderObjectARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glCreateShaderObjectARB");
qglShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, const GLcharARB **,
const GLint *)) SDL_GL_GetProcAddress("glShaderSourceARB");
qglCompileShaderARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glCompileShaderARB");
qglCreateProgramObjectARB = (GLhandleARB (APIENTRYP)(void)) SDL_GL_GetProcAddress("glCreateProgramObjectARB");
qglAttachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glAttachObjectARB");
qglLinkProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glLinkProgramARB");
qglUseProgramObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glUseProgramObjectARB");
qglValidateProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glValidateProgramARB");
qglUniform1fARB = (GLvoid (APIENTRYP)(GLint, GLfloat)) SDL_GL_GetProcAddress("glUniform1fARB");
qglUniform2fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform2fARB");
qglUniform3fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform3fARB");
qglUniform4fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform4fARB");
qglUniform1iARB = (GLvoid (APIENTRYP)(GLint, GLint)) SDL_GL_GetProcAddress("glUniform1iARB");
qglUniform2iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform2iARB");
qglUniform3iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform3iARB");
qglUniform4iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform4iARB");
qglUniform1fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform1fvARB");
qglUniform2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform2fvARB");
qglUniform3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform3fvARB");
qglUniform4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform4fvARB");
qglUniform1ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform1ivARB");
qglUniform2ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform2ivARB");
qglUniform3ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform3ivARB");
qglUniform4ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform4ivARB");
qglUniformMatrix2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix2fvARB");
qglUniformMatrix3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix3fvARB");
qglUniformMatrix4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix4fvARB");
qglGetObjectParameterfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetObjectParameterfvARB");
qglGetObjectParameterivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetObjectParameterivARB");
qglGetInfoLogARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetInfoLogARB");
qglGetAttachedObjectsARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLhandleARB *)) SDL_GL_GetProcAddress("glGetAttachedObjectsARB");
qglGetUniformLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetUniformLocationARB");
qglGetActiveUniformARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveUniformARB");
qglGetUniformfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLfloat *)) SDL_GL_GetProcAddress("glGetUniformfvARB");
qglGetUniformivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLint *)) SDL_GL_GetProcAddress("glGetUniformivARB");
qglGetShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetShaderSourceARB");
qglVertexAttrib1fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib1fARB");
qglVertexAttrib1sARB = (GLvoid (APIENTRYP)(GLuint, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib1sARB");
qglVertexAttrib1dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib1dARB");
qglVertexAttrib2fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib2fARB");
qglVertexAttrib2sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib2sARB");
qglVertexAttrib2dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib2dARB");
qglVertexAttrib3fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib3fARB");
qglVertexAttrib3sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib3sARB");
qglVertexAttrib3dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib3dARB");
qglVertexAttrib4fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib4fARB");
qglVertexAttrib4sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib4sARB");
qglVertexAttrib4dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib4dARB");
qglVertexAttrib4NubARB = (GLvoid (APIENTRYP)(GLuint, GLubyte, GLubyte, GLubyte, GLubyte)) SDL_GL_GetProcAddress("glVertexAttrib4NubARB");
qglVertexAttrib1fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib1fvARB");
qglVertexAttrib1svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib1svARB");
qglVertexAttrib1dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib1dvARB");
qglVertexAttrib2fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib2fvARB");
qglVertexAttrib2svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib2svARB");
qglVertexAttrib2dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib2dvARB");
qglVertexAttrib3fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib3fvARB");
qglVertexAttrib3svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib3svARB");
qglVertexAttrib3dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib3dvARB");
qglVertexAttrib4fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib4fvARB");
qglVertexAttrib4svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4svARB");
qglVertexAttrib4dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib4dvARB");
qglVertexAttrib4ivARB = (GLvoid (APIENTRYP)(GLuint, GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4ivARB");
qglVertexAttrib4bvARB = (GLvoid (APIENTRYP)(GLuint, GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4bvARB");
qglVertexAttrib4ubvARB = (GLvoid (APIENTRYP)(GLuint, GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4ubvARB");
qglVertexAttrib4usvARB = (GLvoid (APIENTRYP)(GLuint, GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4usvARB");
qglVertexAttrib4uivARB = (GLvoid (APIENTRYP)(GLuint, GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4uivARB");
qglVertexAttrib4NbvARB = (GLvoid (APIENTRYP)(GLuint, const GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NbvARB");
qglVertexAttrib4NsvARB = (GLvoid (APIENTRYP)(GLuint, const GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4NsvARB");
qglVertexAttrib4NivARB = (GLvoid (APIENTRYP)(GLuint, const GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4NivARB");
qglVertexAttrib4NubvARB = (GLvoid (APIENTRYP)(GLuint, const GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NubvARB");
qglVertexAttrib4NusvARB = (GLvoid (APIENTRYP)(GLuint, const GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4NusvARB");
qglVertexAttrib4NuivARB = (GLvoid (APIENTRYP)(GLuint, const GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4NuivARB");
qglVertexAttribPointerARB = (GLvoid (APIENTRYP)(GLuint, GLint, GLenum, GLboolean, GLsizei, const GLvoid *)) SDL_GL_GetProcAddress("glVertexAttribPointerARB");
qglEnableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glEnableVertexAttribArrayARB");
qglDisableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glDisableVertexAttribArrayARB");
qglBindAttribLocationARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, const GLcharARB *)) SDL_GL_GetProcAddress("glBindAttribLocationARB");
qglGetActiveAttribARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveAttribARB");
qglGetAttribLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetAttribLocationARB");
qglGetVertexAttribdvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLdouble *)) SDL_GL_GetProcAddress("glGetVertexAttribdvARB");
qglGetVertexAttribfvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetVertexAttribfvARB");
qglGetVertexAttribivARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetVertexAAttribivARB");
qglGetVertexAttribPointervARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLvoid **)) SDL_GL_GetProcAddress("glGetVertexAttribPointervARB");
vertexShaders = qtrue;
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_vertex_shader\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_ARB_vertex_shader not found\n" );
}
// XXX This is likely too late to check the com_abnormalExit cvar
if( ri.Cvar_VariableIntegerValue( "com_abnormalExit" ) )
{
ri.Cvar_Set( "r_postprocess", "none");
ri.Cvar_Set( "r_ext_vertex_shader", "0");
}
}
