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| author | Brian Paul <brianp@vmware.com> | 2011-10-23 10:08:06 -0600 |
|---|---|---|
| committer | Brian Paul <brianp@vmware.com> | 2011-10-23 10:09:34 -0600 |
| commit | 33abbd4fbdb3149df5ecc296b04a79225962e433 (patch) | |
| tree | 7ae42b0119840d41b3d33d8c821017cbb0696195 /src/gallium/drivers/llvmpipe/lp_bld_depth.c | |
| parent | c7aa8da9573f6d505bec894b4738f0521511b9f0 (diff) | |
| download | external_mesa3d-33abbd4fbdb3149df5ecc296b04a79225962e433.zip external_mesa3d-33abbd4fbdb3149df5ecc296b04a79225962e433.tar.gz external_mesa3d-33abbd4fbdb3149df5ecc296b04a79225962e433.tar.bz2 | |
llvmpipe: point out that there's two stencil writemasks
In lp_build_stencil_op() the incoming 'stencil' var is a 2-element array.
There's a front-face writemask and a back-face writemask but we're ignoring
the later. This patch doesn't fix anything but at least points out the
problem.
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_bld_depth.c')
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_depth.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_depth.c b/src/gallium/drivers/llvmpipe/lp_bld_depth.c index 3e75e91..87a6a27 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_depth.c +++ b/src/gallium/drivers/llvmpipe/lp_bld_depth.c @@ -263,10 +263,11 @@ lp_build_stencil_op(struct lp_build_context *bld, res = lp_build_select(bld, front_facing, res, back_res); } - if (stencil->writemask != 0xff) { - /* mask &= stencil->writemask */ + /* XXX what about the back-face writemask? */ + if (stencil[0].writemask != 0xff) { + /* mask &= stencil[0].writemask */ LLVMValueRef writemask = lp_build_const_int_vec(bld->gallivm, bld->type, - stencil->writemask); + stencil[0].writemask); mask = LLVMBuildAnd(builder, mask, writemask, ""); /* res = (res & mask) | (stencilVals & ~mask) */ res = lp_build_select_bitwise(bld, mask, res, stencilVals); |