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Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_state.c')
-rw-r--r--src/mesa/drivers/dri/r200/r200_state.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index 43ae7b6678..6ffb48c150 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -1452,8 +1452,8 @@ r200StencilFuncSeparate( GLcontext *ctx, GLenum face, GLenum func,
GLint ref, GLuint mask )
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
- GLuint refmask = ((ctx->Stencil.Ref[0] << R200_STENCIL_REF_SHIFT) |
- (ctx->Stencil.ValueMask[0] << R200_STENCIL_MASK_SHIFT));
+ GLuint refmask = (((ctx->Stencil.Ref[0] & 0xff) << R200_STENCIL_REF_SHIFT) |
+ ((ctx->Stencil.ValueMask[0] & 0xff) << R200_STENCIL_MASK_SHIFT));
R200_STATECHANGE( rmesa, ctx );
R200_STATECHANGE( rmesa, msk );
@@ -1500,7 +1500,7 @@ r200StencilMaskSeparate( GLcontext *ctx, GLenum face, GLuint mask )
R200_STATECHANGE( rmesa, msk );
rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] &= ~R200_STENCIL_WRITE_MASK;
rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] |=
- (ctx->Stencil.WriteMask[0] << R200_STENCIL_WRITEMASK_SHIFT);
+ ((ctx->Stencil.WriteMask[0] & 0xff) << R200_STENCIL_WRITEMASK_SHIFT);
}
static void
@@ -1601,9 +1601,9 @@ static void r200ClearStencil( GLcontext *ctx, GLint s )
r200ContextPtr rmesa = R200_CONTEXT(ctx);
rmesa->state.stencil.clear =
- ((GLuint) ctx->Stencil.Clear |
+ ((GLuint) (ctx->Stencil.Clear & 0xff) |
(0xff << R200_STENCIL_MASK_SHIFT) |
- (ctx->Stencil.WriteMask[0] << R200_STENCIL_WRITEMASK_SHIFT));
+ ((ctx->Stencil.WriteMask[0] & 0xff) << R200_STENCIL_WRITEMASK_SHIFT));
}