diff options
Diffstat (limited to 'src/gallium/auxiliary/gallivm/lp_bld_sample.c')
-rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_sample.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.c b/src/gallium/auxiliary/gallivm/lp_bld_sample.c index d9fbbbe70f..6e53bca269 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_sample.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.c @@ -362,9 +362,16 @@ lp_build_minify(struct lp_build_sample_context *bld, LLVMValueRef base_size, LLVMValueRef level) { - LLVMValueRef size = LLVMBuildLShr(bld->builder, base_size, level, "minify"); - size = lp_build_max(&bld->int_coord_bld, size, bld->int_coord_bld.one); - return size; + if (level == bld->int_coord_bld.zero) { + /* if we're using mipmap level zero, no minification is needed */ + return base_size; + } + else { + LLVMValueRef size = + LLVMBuildLShr(bld->builder, base_size, level, "minify"); + size = lp_build_max(&bld->int_coord_bld, size, bld->int_coord_bld.one); + return size; + } } |