llvmpipe: new comment
authorBrian Paul <brianp@vmware.com>
Thu, 4 Mar 2010 22:52:37 +0000 (15:52 -0700)
committerBrian Paul <brianp@vmware.com>
Thu, 4 Mar 2010 22:56:55 +0000 (15:56 -0700)
src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c

index 2533275..515c908 100644 (file)
@@ -145,6 +145,10 @@ lp_llvm_sampler_soa_destroy(struct lp_build_sampler_soa *sampler)
 }
 
 
+/**
+ * Fetch filtered values from texture.
+ * The 'texel' parameter returns four vectors corresponding to R, G, B, A.
+ */
 static void
 lp_llvm_sampler_soa_emit_fetch_texel(struct lp_build_sampler_soa *base,
                                      LLVMBuilderRef builder,