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Added compressed textures support

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This commit is contained in:
OM 2023-05-22 13:02:14 +02:00
parent 55ad4dacdd
commit c660e0162f
4 changed files with 38 additions and 47 deletions
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15
code/win32/win_glimp.c
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@ -970,11 +970,13 @@ static void GLW_InitExtensions( void )
ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" );
// GL_S3_s3tc
qglCompressedTexImage2DARB = NULL;
glConfig.textureCompression = TC_NONE;
if ( strstr( glConfig.extensions_string, "GL_S3_s3tc" ) )
if ( strstr( glConfig.extensions_string, "GL_EXT_texture_compression_s3tc" ) && strstr(glConfig.extensions_string, "GL_ARB_texture_compression"))
{
if ( r_ext_compressed_textures->integer )
{
qglCompressedTexImage2DARB = wglGetProcAddress("glCompressedTexImage2DARB");
glConfig.textureCompression = TC_S3TC;
ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" );
}
@ -984,9 +986,18 @@ static void GLW_InitExtensions( void )
ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" );
}
}
else if (!strstr(glConfig.extensions_string, "GL_EXT_texture_compression_s3tc"))
{
ri.Printf(PRINT_ALL, "...GL_ARB_texture_compression not found\n");
}
else if (strstr(glConfig.extensions_string, "GL_ARB_texture_compression"))
{
ri.Printf(PRINT_ALL, "...GL_EXT_texture_compression_s3tc not found\n");
}
else
{
ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" );
ri.Printf(PRINT_ALL, "...GL_EXT_texture_compression_s3tc not found\n");
ri.Printf(PRINT_ALL, "...GL_ARB_texture_compression not found\n");
}
// GL_EXT_texture_env_add