diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/state_tracker/st_atom_sampler.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c index 00fc354532e..208b6f7a1df 100644 --- a/src/mesa/state_tracker/st_atom_sampler.c +++ b/src/mesa/state_tracker/st_atom_sampler.c @@ -139,11 +139,25 @@ st_convert_sampler(const struct st_context *st, assert(sampler->min_lod <= sampler->max_lod); } + /* Check that only wrap modes using the border color have the first bit + * set. + */ + STATIC_ASSERT(PIPE_TEX_WRAP_CLAMP & 0x1); + STATIC_ASSERT(PIPE_TEX_WRAP_CLAMP_TO_BORDER & 0x1); + STATIC_ASSERT(PIPE_TEX_WRAP_MIRROR_CLAMP & 0x1); + STATIC_ASSERT(PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER & 0x1); + STATIC_ASSERT(((PIPE_TEX_WRAP_REPEAT | + PIPE_TEX_WRAP_CLAMP_TO_EDGE | + PIPE_TEX_WRAP_MIRROR_REPEAT | + PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE) & 0x1) == 0); + /* For non-black borders... */ - if (msamp->BorderColor.ui[0] || - msamp->BorderColor.ui[1] || - msamp->BorderColor.ui[2] || - msamp->BorderColor.ui[3]) { + if (/* This is true if wrap modes are using the border color: */ + (sampler->wrap_s | sampler->wrap_t | sampler->wrap_r) & 0x1 && + (msamp->BorderColor.ui[0] || + msamp->BorderColor.ui[1] || + msamp->BorderColor.ui[2] || + msamp->BorderColor.ui[3])) { const GLboolean is_integer = texobj->_IsIntegerFormat; GLenum texBaseFormat = _mesa_base_tex_image(texobj)->_BaseFormat; |