diff options
| author | Ian Romanick <ian.d.romanick@intel.com> | 2011-09-12 11:45:43 -0500 |
|---|---|---|
| committer | Ian Romanick <ian.d.romanick@intel.com> | 2011-10-25 18:41:29 -0700 |
| commit | 9b242a03d5df517f0dae61a1b9572147fba33310 (patch) | |
| tree | 1c66779a4af687ff66a8b5aeb0cddc1f8cc1ad3c | |
| parent | 8317a43a752fe3468c95452e03415f7ba9961653 (diff) | |
mesa: Add _mesa_cpal_compressed_format_type
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Tested-by: Jin Yang <jin.a.yang@intel.com>
(cherry picked from commit b433e7ba073c66d974dfd8a180ab3970acf18105)
| -rw-r--r-- | src/mesa/main/texpal.c | 16 | ||||
| -rw-r--r-- | src/mesa/main/texpal.h | 4 |
2 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/main/texpal.c b/src/mesa/main/texpal.c index 7608087f43b..0684638f19e 100644 --- a/src/mesa/main/texpal.c +++ b/src/mesa/main/texpal.c @@ -152,6 +152,22 @@ cpal_get_info(GLint level, GLenum internalFormat, return info; } +void +_mesa_cpal_compressed_format_type(GLenum internalFormat, GLenum *format, + GLenum *type) +{ + const struct cpal_format_info *info; + + if (internalFormat < GL_PALETTE4_RGB8_OES + || internalFormat > GL_PALETTE8_RGB5_A1_OES) { + return; + } + + info = &formats[internalFormat - GL_PALETTE4_RGB8_OES]; + *format = info->format; + *type = info->type; +} + /** * Convert a call to glCompressedTexImage2D() where internalFormat is a * compressed palette format into a regular GLubyte/RGBA glTexImage2D() call. diff --git a/src/mesa/main/texpal.h b/src/mesa/main/texpal.h index e1809995468..acfaa313ec5 100644 --- a/src/mesa/main/texpal.h +++ b/src/mesa/main/texpal.h @@ -38,4 +38,8 @@ extern unsigned _mesa_cpal_compressed_size(int level, GLenum internalFormat, unsigned width, unsigned height); +extern void +_mesa_cpal_compressed_format_type(GLenum internalFormat, GLenum *format, + GLenum *type); + #endif /* TEXPAL_H */ |