diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_tex_format.c')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_format.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex_format.c b/src/mesa/drivers/dri/intel/intel_tex_format.c index 9d73a2fb37..c9763c9ae1 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_format.c +++ b/src/mesa/drivers/dri/intel/intel_tex_format.c @@ -4,6 +4,39 @@ #include "main/formats.h" /** + * Returns the renderbuffer DataType for a MESA_FORMAT. + */ +GLenum +intel_mesa_format_to_rb_datatype(gl_format format) +{ + switch (format) { + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_SARGB8: + case MESA_FORMAT_R8: + case MESA_FORMAT_RG88: + case MESA_FORMAT_A8: + case MESA_FORMAT_AL88: + case MESA_FORMAT_RGB565: + case MESA_FORMAT_ARGB1555: + case MESA_FORMAT_ARGB4444: + return GL_UNSIGNED_BYTE; + case MESA_FORMAT_R16: + case MESA_FORMAT_RG1616: + case MESA_FORMAT_Z16: + return GL_UNSIGNED_SHORT; + case MESA_FORMAT_X8_Z24: + return GL_UNSIGNED_INT; + case MESA_FORMAT_S8_Z24: + return GL_UNSIGNED_INT_24_8_EXT; + default: + _mesa_problem(NULL, "unexpected MESA_FORMAT for renderbuffer"); + return GL_UNSIGNED_BYTE; + } +} + + +/** * Choose hardware texture format given the user's glTexImage parameters. * * It works out that this function is fine for all the supported @@ -204,11 +237,13 @@ intelChooseTextureFormat(struct gl_context * ctx, GLint internalFormat, * { R, G, 1.0, 1.0 } from a red-green texture would be useful. */ case GL_RED: + case GL_COMPRESSED_RED: case GL_R8: return MESA_FORMAT_R8; case GL_R16: return MESA_FORMAT_R16; case GL_RG: + case GL_COMPRESSED_RG: case GL_RG8: return MESA_FORMAT_RG88; case GL_RG16: |