Mesa (master): util/blit: document params to util_blit_pixels_writemask()
Brian Paul
brianp at kemper.freedesktop.org
Wed Jan 20 01:01:17 UTC 2010
Module: Mesa
Branch: master
Commit: 1658f80153b84d7d7f0bebeaaf89f9850f782923
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1658f80153b84d7d7f0bebeaaf89f9850f782923
Author: Brian Paul <brianp at vmware.com>
Date: Tue Jan 19 18:00:26 2010 -0700
util/blit: document params to util_blit_pixels_writemask()
---
src/gallium/auxiliary/util/u_blit.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index 3f74e2a..9725890 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -262,6 +262,10 @@ regions_overlap(int srcX0, int srcY0,
* Copy pixel block from src surface to dst surface.
* Overlapping regions are acceptable.
* Flipping and stretching are supported.
+ * \param filter one of PIPE_TEX_MIPFILTER_NEAREST/LINEAR
+ * \param writemask controls which channels in the dest surface are sourced
+ * from the src surface. Disabled channels are sourced
+ * from (0,0,0,1).
* XXX what about clipping???
* XXX need some control over blitting Z and/or stencil.
*/
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