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authorBrian Paul <[email protected]>2009-09-03 14:39:53 -0600
committerBrian Paul <[email protected]>2009-09-03 14:39:53 -0600
commitc3a0624ef01c3b347ed8a9fd3bab578b52bd9130 (patch)
treeba1a9fdb503239f4275a78998e1a5d229a69e73d /src/mesa/state_tracker
parente79054cc4090a2be346236236c9e18ae85cad43d (diff)
st/mesa: fix glCopyPixels(GL_STENCIL_INDEX) inverted position
If the renderbuffer orientation is Y=0=TOP we need to invert the dstY position.
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r--src/mesa/state_tracker/st_cb_drawpixels.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index 8b5094a04f3..adb349c1f1e 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -842,6 +842,10 @@ copy_stencil_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
else
usage = PIPE_TRANSFER_WRITE;
+ if (st_fb_orientation(ctx->DrawBuffer) == Y_0_TOP) {
+ dsty = rbDraw->Base.Height - dsty - height;
+ }
+
ptDraw = st_cond_flush_get_tex_transfer(st_context(ctx),
rbDraw->texture, 0, 0, 0,
usage, dstx, dsty,