Mesa (master): st/mesa: updated comments for st_texture_image_map()
Brian Paul
brianp at kemper.freedesktop.org
Mon May 3 23:14:27 UTC 2010
Module: Mesa
Branch: master
Commit: fe3332da788fa3b17619b0ca9e368b2d5e77ffae
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=fe3332da788fa3b17619b0ca9e368b2d5e77ffae
Author: Brian Paul <brianp at vmware.com>
Date: Mon May 3 15:47:29 2010 -0600
st/mesa: updated comments for st_texture_image_map()
---
src/mesa/state_tracker/st_texture.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/mesa/state_tracker/st_texture.c b/src/mesa/state_tracker/st_texture.c
index be45008..6a42789 100644
--- a/src/mesa/state_tracker/st_texture.c
+++ b/src/mesa/state_tracker/st_texture.c
@@ -125,10 +125,12 @@ st_texture_match_image(const struct pipe_resource *pt,
/**
- * Map a teximage in a mipmap texture.
- * \param row_stride returns row stride in bytes
- * \param image_stride returns image stride in bytes (for 3D textures).
- * \return address of mapping
+ * Map a texture image and return the address for a particular 2D face/slice/
+ * layer. The stImage indicates the cube face and mipmap level. The slice
+ * of the 3D texture is passed in 'zoffset'.
+ * \param usage one of the PIPE_TRANSFER_x values
+ * \param x, y, w, h the region of interest of the 2D image.
+ * \return address of mapping or NULL if any error
*/
GLubyte *
st_texture_image_map(struct st_context *st, struct st_texture_image *stImage,
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