Mesa (radeon-rewrite): Call _mesa_update_stencil() before accessing ctx-> Stencil._Enabled
Alex Deucher
agd5f at kemper.freedesktop.org
Wed May 13 23:44:32 UTC 2009
Module: Mesa
Branch: radeon-rewrite
Commit: 34eab5dd9c837769f1259e1f900b4528586d23b2
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=34eab5dd9c837769f1259e1f900b4528586d23b2
Author: Owen W. Taylor <otaylor at fishsoup.net>
Date: Wed May 6 22:45:33 2009 -0400
Call _mesa_update_stencil() before accessing ctx->Stencil._Enabled
ctx->Stencil._Enabled is derived state and not immediately updated
when the stencil parameters are changed; we need to make sure that
it is up-to-date before accessing it.
https://bugs.freedesktop.org/show_bug.cgi?id=21608
---
src/mesa/drivers/dri/radeon/radeon_common.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/radeon/radeon_common.c b/src/mesa/drivers/dri/radeon/radeon_common.c
index decea45..2f55dad 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common.c
+++ b/src/mesa/drivers/dri/radeon/radeon_common.c
@@ -744,6 +744,8 @@ void radeon_draw_buffer(GLcontext *ctx, struct gl_framebuffer *fb)
if (ctx->Driver.Enable) {
ctx->Driver.Enable(ctx, GL_DEPTH_TEST,
(ctx->Depth.Test && fb->Visual.depthBits > 0));
+ /* Need to update the derived ctx->Stencil._Enabled first */
+ _mesa_update_stencil(ctx);
ctx->Driver.Enable(ctx, GL_STENCIL_TEST,
(ctx->Stencil._Enabled && fb->Visual.stencilBits > 0));
} else {
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