diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/main/teximage.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 0da73231f1..e971bab17c 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -321,15 +321,15 @@ _mesa_base_tex_format( GLcontext *ctx, GLint internalFormat ) /** - * Test if the given internal texture format is a color/RGBA format - * (i.e., not color index, depth, stencil, etc). - * \param internalFormat an internal texture format token (or 1, 2, 3, or 4) + * Test if the given image format is a color/RGBA format (i.e., not color + * index, depth, stencil, etc). + * \param format the image format value (may by an internal texture format) * \return GL_TRUE if its a color/RGBA format, GL_FALSE otherwise. */ static GLboolean -is_color_format(GLenum internalFormat) +is_color_format(GLenum format) { - switch (internalFormat) { + switch (format) { case GL_ALPHA: case GL_ALPHA4: case GL_ALPHA8: @@ -387,6 +387,19 @@ is_color_format(GLenum internalFormat) case GL_RGB32F_ARB: case GL_RGBA16F_ARB: case GL_RGBA32F_ARB: + /* compressed formats */ + case GL_COMPRESSED_ALPHA: + case GL_COMPRESSED_LUMINANCE: + case GL_COMPRESSED_LUMINANCE_ALPHA: + case GL_COMPRESSED_INTENSITY: + case GL_COMPRESSED_RGB: + case GL_COMPRESSED_RGBA: + case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: + case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: + case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: + case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: + case GL_COMPRESSED_RGB_FXT1_3DFX: + case GL_COMPRESSED_RGBA_FXT1_3DFX: return GL_TRUE; case GL_YCBCR_MESA: /* not considered to be RGB */ default: @@ -396,12 +409,12 @@ is_color_format(GLenum internalFormat) /** - * Test if the given internal texture format is a color index format. + * Test if the given image format is a color index format. */ static GLboolean -is_index_format(GLenum internalFormat) +is_index_format(GLenum format) { - switch (internalFormat) { + switch (format) { case GL_COLOR_INDEX: case GL_COLOR_INDEX1_EXT: case GL_COLOR_INDEX2_EXT: @@ -417,12 +430,12 @@ is_index_format(GLenum internalFormat) /** - * Test if the given internal texture format is a depth component format. + * Test if the given image format is a depth component format. */ static GLboolean -is_depth_format(GLenum internalFormat) +is_depth_format(GLenum format) { - switch (internalFormat) { + switch (format) { case GL_DEPTH_COMPONENT16_ARB: case GL_DEPTH_COMPONENT24_ARB: case GL_DEPTH_COMPONENT32_ARB: @@ -435,12 +448,12 @@ is_depth_format(GLenum internalFormat) /** - * Test if the given internal texture format is a YCbCr format. + * Test if the given image format is a YCbCr format. */ static GLboolean -is_ycbcr_format(GLenum internalFormat) +is_ycbcr_format(GLenum format) { - switch (internalFormat) { + switch (format) { case GL_YCBCR_MESA: return GL_TRUE; default: |