diff options
Diffstat (limited to 'src/mesa/state_tracker/st_format.c')
-rw-r--r-- | src/mesa/state_tracker/st_format.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index f7b10ea243..c9fa7a62e1 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -767,3 +767,36 @@ st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type) return GL_FALSE; } } + +GLboolean +st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2) +{ + if (format1 == format2) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_B8G8R8A8_UNORM && + format2 == PIPE_FORMAT_B8G8R8X8_UNORM) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_B8G8R8X8_UNORM && + format2 == PIPE_FORMAT_B8G8R8A8_UNORM) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_A8B8G8R8_UNORM && + format2 == PIPE_FORMAT_X8B8G8R8_UNORM) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_X8B8G8R8_UNORM && + format2 == PIPE_FORMAT_A8B8G8R8_UNORM) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_A8R8G8B8_UNORM && + format2 == PIPE_FORMAT_X8R8G8B8_UNORM) + return GL_TRUE; + + if (format1 == PIPE_FORMAT_X8R8G8B8_UNORM && + format2 == PIPE_FORMAT_A8R8G8B8_UNORM) + return GL_TRUE; + + return GL_FALSE; +} |