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-rw-r--r--src/mesa/drivers/dri/i965/brw_cc.c15
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm.c3
-rw-r--r--src/mesa/drivers/dri/r300/r300_render.c16
-rw-r--r--src/mesa/drivers/dri/r300/r300_state.c40
4 files changed, 31 insertions, 43 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_cc.c b/src/mesa/drivers/dri/i965/brw_cc.c
index fa8121e02d3..abae4b32152 100644
--- a/src/mesa/drivers/dri/i965/brw_cc.c
+++ b/src/mesa/drivers/dri/i965/brw_cc.c
@@ -84,6 +84,7 @@ static void
cc_unit_populate_key(struct brw_context *brw, struct brw_cc_unit_key *key)
{
struct gl_stencil_attrib *stencil = brw->attribs.Stencil;
+ const unsigned back = stencil->_BackFace;
memset(key, 0, sizeof(*key));
@@ -100,13 +101,13 @@ cc_unit_populate_key(struct brw_context *brw, struct brw_cc_unit_key *key)
key->stencil_test_mask[0] = stencil->ValueMask[0];
}
if (key->stencil_two_side) {
- key->stencil_func[1] = stencil->Function[1];
- key->stencil_fail_op[1] = stencil->FailFunc[1];
- key->stencil_pass_depth_fail_op[1] = stencil->ZFailFunc[1];
- key->stencil_pass_depth_pass_op[1] = stencil->ZPassFunc[1];
- key->stencil_ref[1] = stencil->Ref[1];
- key->stencil_write_mask[1] = stencil->WriteMask[1];
- key->stencil_test_mask[1] = stencil->ValueMask[1];
+ key->stencil_func[1] = stencil->Function[back];
+ key->stencil_fail_op[1] = stencil->FailFunc[back];
+ key->stencil_pass_depth_fail_op[1] = stencil->ZFailFunc[back];
+ key->stencil_pass_depth_pass_op[1] = stencil->ZPassFunc[back];
+ key->stencil_ref[1] = stencil->Ref[back];
+ key->stencil_write_mask[1] = stencil->WriteMask[back];
+ key->stencil_test_mask[1] = stencil->ValueMask[back];
}
if (brw->attribs.Color->_LogicOpEnabled)
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index c50b0d2dd95..24149cf8a17 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -189,8 +189,7 @@ static void brw_wm_populate_key( struct brw_context *brw,
lookup |= IZ_STENCIL_TEST_ENABLE_BIT;
if (brw->attribs.Stencil->WriteMask[0] ||
- (brw->attribs.Stencil->_TestTwoSide &&
- brw->attribs.Stencil->WriteMask[1]))
+ brw->attribs.Stencil->WriteMask[brw->attribs.Stencil->_BackFace])
lookup |= IZ_STENCIL_WRITE_ENABLE_BIT;
}
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index f9266e44c13..16ce4a11999 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -347,6 +347,8 @@ static GLboolean r300RunRender(GLcontext * ctx,
static int r300Fallback(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
+ const unsigned back = ctx->Stencil._BackFace;
+
/* Do we need to use new-style shaders?
* Also is there a better way to do this? */
if (r300->radeon.radeonScreen->chip_family >= CHIP_FAMILY_RV515) {
@@ -371,12 +373,14 @@ static int r300Fallback(GLcontext * ctx)
FALLBACK_IF(ctx->RenderMode != GL_RENDER);
- FALLBACK_IF(ctx->Stencil._TestTwoSide
- && (ctx->Stencil.Ref[0] != ctx->Stencil.Ref[1]
- || ctx->Stencil.ValueMask[0] !=
- ctx->Stencil.ValueMask[1]
- || ctx->Stencil.WriteMask[0] !=
- ctx->Stencil.WriteMask[1]));
+ /* If GL_EXT_stencil_two_side is disabled, this fallback check can
+ * be removed.
+ */
+ FALLBACK_IF(ctx->Stencil.Ref[0] != ctx->Stencil.Ref[back]
+ || ctx->Stencil.ValueMask[0] !=
+ ctx->Stencil.ValueMask[back]
+ || ctx->Stencil.WriteMask[0] !=
+ ctx->Stencil.WriteMask[back]);
if (ctx->Extensions.NV_point_sprite || ctx->Extensions.ARB_point_sprite)
FALLBACK_IF(ctx->Point.PointSprite);
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index a63dbac3436..d02034f039b 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -974,15 +974,9 @@ static void r300StencilFuncSeparate(GLcontext * ctx, GLenum face,
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
GLuint refmask =
- (((ctx->Stencil.
- Ref[0] & 0xff) << R300_STENCILREF_SHIFT) | ((ctx->
- Stencil.
- ValueMask
- [0] &
- 0xff)
- <<
- R300_STENCILMASK_SHIFT));
-
+ ((ctx->Stencil.Ref[0] & 0xff) << R300_STENCILREF_SHIFT)
+ | ((ctx->Stencil.ValueMask[0] & 0xff) << R300_STENCILMASK_SHIFT);
+ const unsigned back = ctx->Stencil._BackFace;
GLuint flag;
R300_STATECHANGE(rmesa, zs);
@@ -1000,8 +994,7 @@ static void r300StencilFuncSeparate(GLcontext * ctx, GLenum face,
rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
(flag << R300_S_FRONT_FUNC_SHIFT);
- if (ctx->Stencil._TestTwoSide)
- flag = translate_func(ctx->Stencil.Function[1]);
+ flag = translate_func(ctx->Stencil.Function[back]);
rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
(flag << R300_S_BACK_FUNC_SHIFT);
@@ -1026,6 +1019,7 @@ static void r300StencilOpSeparate(GLcontext * ctx, GLenum face,
GLenum fail, GLenum zfail, GLenum zpass)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ const unsigned back = ctx->Stencil._BackFace;
R300_STATECHANGE(rmesa, zs);
/* It is easier to mask what's left.. */
@@ -1042,23 +1036,13 @@ static void r300StencilOpSeparate(GLcontext * ctx, GLenum face,
| (translate_stencil_op(ctx->Stencil.ZPassFunc[0]) <<
R300_S_FRONT_ZPASS_OP_SHIFT);
- if (ctx->Stencil._TestTwoSide) {
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- (translate_stencil_op(ctx->Stencil.FailFunc[1]) <<
- R300_S_BACK_SFAIL_OP_SHIFT)
- | (translate_stencil_op(ctx->Stencil.ZFailFunc[1]) <<
- R300_S_BACK_ZFAIL_OP_SHIFT)
- | (translate_stencil_op(ctx->Stencil.ZPassFunc[1]) <<
- R300_S_BACK_ZPASS_OP_SHIFT);
- } else {
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- (translate_stencil_op(ctx->Stencil.FailFunc[0]) <<
- R300_S_BACK_SFAIL_OP_SHIFT)
- | (translate_stencil_op(ctx->Stencil.ZFailFunc[0]) <<
- R300_S_BACK_ZFAIL_OP_SHIFT)
- | (translate_stencil_op(ctx->Stencil.ZPassFunc[0]) <<
- R300_S_BACK_ZPASS_OP_SHIFT);
- }
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
+ (translate_stencil_op(ctx->Stencil.FailFunc[back]) <<
+ R300_S_BACK_SFAIL_OP_SHIFT)
+ | (translate_stencil_op(ctx->Stencil.ZFailFunc[back]) <<
+ R300_S_BACK_ZFAIL_OP_SHIFT)
+ | (translate_stencil_op(ctx->Stencil.ZPassFunc[back]) <<
+ R300_S_BACK_ZPASS_OP_SHIFT);
}
/* =============================================================