Module: Mesa
Branch: master
Commit: 0e8a5a84742adf6e99236f246c77325fad174204
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=0e8a5a84742adf6e99236f246c77325fad174204
Author: Brian Paul <bri...@vmware.com>
Date: Mon Jun 1 14:59:11 2009 -0600
st/mesa: fix incorrect sprite origin when drawing to FBO/texture
Need to take the draw buffer's up/down orientation into consideration
when setting the sprite_coord_mode field.
Fixes inverted sprites when drawing into an FBO.
---
src/mesa/state_tracker/st_atom_rasterizer.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/src/mesa/state_tracker/st_atom_rasterizer.c
b/src/mesa/state_tracker/st_atom_rasterizer.c
index 4e70510..5c72064 100644
--- a/src/mesa/state_tracker/st_atom_rasterizer.c
+++ b/src/mesa/state_tracker/st_atom_rasterizer.c
@@ -192,7 +192,8 @@ static void update_raster_state( struct st_context *st )
raster->point_sprite = ctx->Point.PointSprite;
for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) {
if (ctx->Point.CoordReplace[i]) {
- if (ctx->Point.SpriteOrigin == GL_UPPER_LEFT)
+ if ((ctx->Point.SpriteOrigin == GL_UPPER_LEFT) ^
+ (st_fb_orientation(ctx->DrawBuffer) == Y_0_BOTTOM))
raster->sprite_coord_mode[i] = PIPE_SPRITE_COORD_UPPER_LEFT;
else
raster->sprite_coord_mode[i] = PIPE_SPRITE_COORD_LOWER_LEFT;
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