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authorEric Anholt <[email protected]>2014-10-20 22:53:07 +0100
committerEric Anholt <[email protected]>2014-10-21 15:16:41 +0100
commit48f6351940ff62c29fff618cec722e845acc86d5 (patch)
tree26382580783c863a2cf94155e9a9482c74f37156 /src/gallium/drivers
parent4f17e026bb99c173444ff5ca7d0b782ed89ee604 (diff)
vc4: Don't look at back stencil state unless two-sided stencil is enabled.
Fixes regressions in the next bugfix, because gallium util stuff leaves the back stencil state as 0 if !back->enabled.
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/vc4/vc4_state.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/gallium/drivers/vc4/vc4_state.c b/src/gallium/drivers/vc4/vc4_state.c
index 31f24242860..99b5b3c7271 100644
--- a/src/gallium/drivers/vc4/vc4_state.c
+++ b/src/gallium/drivers/vc4/vc4_state.c
@@ -203,12 +203,16 @@ vc4_create_depth_stencil_alpha_state(struct pipe_context *pctx,
uint8_t front_writemask_bits =
tlb_stencil_setup_writemask(front->writemask);
- uint8_t back_writemask_bits =
- tlb_stencil_setup_writemask(back->writemask);
+ uint8_t back_writemask = front->writemask;
+ uint8_t back_writemask_bits = front_writemask_bits;
so->stencil_uniforms[0] =
tlb_stencil_setup_bits(front, front_writemask_bits);
if (back->enabled) {
+ back_writemask = back->writemask;
+ back_writemask_bits =
+ tlb_stencil_setup_writemask(back->writemask);
+
so->stencil_uniforms[0] |= (1 << 30);
so->stencil_uniforms[1] =
tlb_stencil_setup_bits(back, back_writemask_bits);