llvmpipe: implement scissor testing

[mesa.git] / src / gallium / drivers / llvmpipe / lp_state_derived.c

diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c
index 2c349fdb1d11a77fd618e9f55faf0554de303e00..28af477914c28860d70d3e35a45cfa6d62466ead 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_state_derived.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c
@@ -160,6 +160,7 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe )
 
    if (llvmpipe->dirty & (LP_NEW_FS |
                           LP_NEW_BLEND |
+                          LP_NEW_SCISSOR |
                           LP_NEW_DEPTH_STENCIL_ALPHA |
                           LP_NEW_RASTERIZER |
                           LP_NEW_SAMPLER |
@@ -170,6 +171,9 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe )
       lp_setup_set_blend_color(llvmpipe->setup,
                                &llvmpipe->blend_color);
 
+   if (llvmpipe->dirty & LP_NEW_SCISSOR)
+      lp_setup_set_scissor(llvmpipe->setup, &llvmpipe->scissor);
+
    if (llvmpipe->dirty & LP_NEW_DEPTH_STENCIL_ALPHA)
       lp_setup_set_alpha_ref_value(llvmpipe->setup, 
                                    llvmpipe->depth_stencil->alpha.ref_value);