-const struct gl_texture_format _mesa_texformat_rgba_dxt1 = {
- MESA_FORMAT_RGBA_DXT1, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /*approx*/ /* RedBits */
- 4, /*approx*/ /* GreenBits */
- 4, /*approx*/ /* BlueBits */
- 1, /*approx*/ /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- texstore_rgba_dxt1, /* StoreTexImageFunc */
- NULL, /*impossible*/ /* FetchTexel1D */
- fetch_texel_2d_rgba_dxt1, /* FetchTexel2D */
- NULL, /*impossible*/ /* FetchTexel3D */
- NULL, /*impossible*/ /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_dxt1, /* FetchTexel2Df */
- NULL, /*impossible*/ /* FetchTexel3Df */
- NULL /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_dxt3 = {
- MESA_FORMAT_RGBA_DXT3, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /*approx*/ /* RedBits */
- 4, /*approx*/ /* GreenBits */
- 4, /*approx*/ /* BlueBits */
- 4, /*approx*/ /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- texstore_rgba_dxt3, /* StoreTexImageFunc */
- NULL, /*impossible*/ /* FetchTexel1D */
- fetch_texel_2d_rgba_dxt3, /* FetchTexel2D */
- NULL, /*impossible*/ /* FetchTexel3D */
- NULL, /*impossible*/ /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_dxt3, /* FetchTexel2Df */
- NULL, /*impossible*/ /* FetchTexel3Df */
- NULL /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_dxt5 = {
- MESA_FORMAT_RGBA_DXT5, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4,/*approx*/ /* RedBits */
- 4,/*approx*/ /* GreenBits */
- 4,/*approx*/ /* BlueBits */
- 4,/*approx*/ /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- texstore_rgba_dxt5, /* StoreTexImageFunc */
- NULL, /*impossible*/ /* FetchTexel1D */
- fetch_texel_2d_rgba_dxt5, /* FetchTexel2D */
- NULL, /*impossible*/ /* FetchTexel3D */
- NULL, /*impossible*/ /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_dxt5, /* FetchTexel2Df */
- NULL, /*impossible*/ /* FetchTexel3Df */
- NULL /* StoreTexel */
-};
+compressed_fetch_func
+_mesa_get_dxt_fetch_func(mesa_format format)
+{
+ switch (format) {
+ case MESA_FORMAT_RGB_DXT1:
+ return fetch_rgb_dxt1;
+ case MESA_FORMAT_RGBA_DXT1:
+ return fetch_rgba_dxt1;
+ case MESA_FORMAT_RGBA_DXT3:
+ return fetch_rgba_dxt3;
+ case MESA_FORMAT_RGBA_DXT5:
+ return fetch_rgba_dxt5;
+ case MESA_FORMAT_SRGB_DXT1:
+ return fetch_srgb_dxt1;
+ case MESA_FORMAT_SRGBA_DXT1:
+ return fetch_srgba_dxt1;
+ case MESA_FORMAT_SRGBA_DXT3:
+ return fetch_srgba_dxt3;
+ case MESA_FORMAT_SRGBA_DXT5:
+ return fetch_srgba_dxt5;
+ default:
+ return NULL;
+ }
+}