switch (internalFormat) {
case 4:
case GL_RGBA:
- case GL_COMPRESSED_RGBA:
case GL_RGBA8:
case GL_RGB10_A2:
case GL_RGBA12:
return default_rgba_format( screen, target, tex_usage, geom_flags );
case 3:
case GL_RGB:
- case GL_COMPRESSED_RGB:
return default_rgb_format( screen, target, tex_usage, geom_flags );
case GL_RGBA16:
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_RGBA4:
case GL_RGBA2:
- if (screen->is_format_supported( screen, PIPE_FORMAT_B4G4R4A4_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_B4G4R4A4_UNORM,
+ target, tex_usage, geom_flags ))
return PIPE_FORMAT_B4G4R4A4_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_RGB5_A1:
- if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
+ target, tex_usage, geom_flags ))
return PIPE_FORMAT_B5G5R5A1_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_RGB5:
case GL_RGB4:
case GL_R3_G3_B2:
- if (screen->is_format_supported( screen, PIPE_FORMAT_B5G6R5_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_B5G6R5_UNORM,
+ target, tex_usage, geom_flags ))
return PIPE_FORMAT_B5G6R5_UNORM;
- if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
+ target, tex_usage, geom_flags ))
return PIPE_FORMAT_B5G5R5A1_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_ALPHA12:
case GL_ALPHA16:
case GL_COMPRESSED_ALPHA:
- if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target,
+ tex_usage, geom_flags ))
return PIPE_FORMAT_A8_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_LUMINANCE12:
case GL_LUMINANCE16:
case GL_COMPRESSED_LUMINANCE:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target,
+ tex_usage, geom_flags ))
return PIPE_FORMAT_L8_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_LUMINANCE12_ALPHA12:
case GL_LUMINANCE16_ALPHA16:
case GL_COMPRESSED_LUMINANCE_ALPHA:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8A8_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_L8A8_UNORM, target,
+ tex_usage, geom_flags ))
return PIPE_FORMAT_L8A8_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
case GL_INTENSITY12:
case GL_INTENSITY16:
case GL_COMPRESSED_INTENSITY:
- if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target,
+ tex_usage, geom_flags ))
return PIPE_FORMAT_I8_UNORM;
return default_rgba_format( screen, target, tex_usage, geom_flags );
}
return PIPE_FORMAT_NONE;
+ case GL_COMPRESSED_RGB:
+ /* can only sample from compressed formats */
+ if (tex_usage & ~PIPE_BIND_SAMPLER_VIEW)
+ return PIPE_FORMAT_NONE;
+ else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT1_RGB;
+ else
+ return default_rgb_format(screen, target, tex_usage, geom_flags);
+
+ case GL_COMPRESSED_RGBA:
+ /* can only sample from compressed formats */
+ if (tex_usage & ~PIPE_BIND_SAMPLER_VIEW)
+ return PIPE_FORMAT_NONE;
+ else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT3_RGBA;
+ else
+ return default_rgba_format(screen, target, tex_usage, geom_flags);
+
case GL_RGB_S3TC:
case GL_RGB4_S3TC:
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_RGB;
+ if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT1_RGB;
+ else
+ return PIPE_FORMAT_NONE;
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return PIPE_FORMAT_DXT1_RGBA;
+ if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGBA,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT1_RGBA;
+ else
+ return PIPE_FORMAT_NONE;
case GL_RGBA_S3TC:
case GL_RGBA4_S3TC:
case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return PIPE_FORMAT_DXT3_RGBA;
+ if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT3_RGBA;
+ else
+ return PIPE_FORMAT_NONE;
case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return PIPE_FORMAT_DXT5_RGBA;
+ if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
+ target, tex_usage, geom_flags))
+ return PIPE_FORMAT_DXT5_RGBA;
+ else
+ return PIPE_FORMAT_NONE;
#if 0
case GL_COMPRESSED_RGB_FXT1_3DFX:
#endif
case GL_DEPTH_COMPONENT16:
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z16_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_Z16_UNORM, target,
+ tex_usage, geom_flags))
return PIPE_FORMAT_Z16_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT24:
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
+ target, tex_usage, geom_flags))
return PIPE_FORMAT_Z24_UNORM_S8_USCALED;
- if (screen->is_format_supported( screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
+ target, tex_usage, geom_flags))
return PIPE_FORMAT_S8_USCALED_Z24_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT32:
- if (screen->is_format_supported( screen, PIPE_FORMAT_Z32_UNORM, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_UNORM,
+ target, tex_usage, geom_flags))
return PIPE_FORMAT_Z32_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT:
case GL_SLUMINANCE8_ALPHA8_EXT:
case GL_COMPRESSED_SLUMINANCE_EXT:
case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8A8_SRGB, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_L8A8_SRGB,
+ target, tex_usage, geom_flags))
return PIPE_FORMAT_L8A8_SRGB;
return default_srgba_format( screen, target, tex_usage, geom_flags );
case GL_SLUMINANCE_EXT:
case GL_SLUMINANCE8_EXT:
- if (screen->is_format_supported( screen, PIPE_FORMAT_L8_SRGB, target, tex_usage, geom_flags ))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_L8_SRGB,
+ target, tex_usage, geom_flags))
return PIPE_FORMAT_L8_SRGB;
return default_srgba_format( screen, target, tex_usage, geom_flags );
st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat,
GLenum format, GLenum type)
{
+ struct pipe_screen *screen = st_context(ctx)->pipe->screen;
enum pipe_format pFormat;
uint bindings;
else
bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
- pFormat = st_choose_format(ctx->st->pipe->screen, internalFormat,
+ pFormat = st_choose_format(screen, internalFormat,
PIPE_TEXTURE_2D, bindings);
if (pFormat == PIPE_FORMAT_NONE) {
/* try choosing format again, this time without render target bindings */
- pFormat = st_choose_format(ctx->st->pipe->screen, internalFormat,
+ pFormat = st_choose_format(screen, internalFormat,
PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW);
}