Mesa (master): llvmpipe: additional comments
Brian Paul
brianp at kemper.freedesktop.org
Thu May 13 20:17:13 UTC 2010
Module: Mesa
Branch: master
Commit: adc6e73538e33156e9a489dbdae2e4452361bb6b
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=adc6e73538e33156e9a489dbdae2e4452361bb6b
Author: Brian Paul <brianp at vmware.com>
Date: Thu May 13 09:26:17 2010 -0600
llvmpipe: additional comments
---
src/gallium/auxiliary/gallivm/lp_bld_sample.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.c b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
index 195a495..c7f9b10 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_sample.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
@@ -120,10 +120,12 @@ lp_sampler_static_state(struct lp_sampler_static_state *state,
/**
* Gather elements from scatter positions in memory into a single vector.
+ * Use for fetching texels from a texture.
+ * For SSE, typical values are length=4, src_width=32, dst_width=32.
*
- * @param src_width src element width
- * @param dst_width result element width (source will be expanded to fit)
- * @param length length of the offsets,
+ * @param length length of the offsets
+ * @param src_width src element width in bits
+ * @param dst_width result element width in bits (src will be expanded to fit)
* @param base_ptr base pointer, should be a i8 pointer type.
* @param offsets vector with offsets
*/
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