ilo: construct SCISSOR_RECT in set_scissor_states()

This allows us to memcpy() the state in draw_vbo().  Add ilo_init_states() and
ilo_cleanup_states() that are called when contexts are created and destroyed
respectively, and properly set the initial scissor state in ilo_init_states().

1 files changed, 13 insertions, 1 deletions

diff --git a/src/gallium/drivers/ilo/ilo_gpe.h b/src/gallium/drivers/ilo/ilo_gpe.h
index 044076b522c..810a625730c 100644
--- a/src/gallium/drivers/ilo/ilo_gpe.h
+++ b/src/gallium/drivers/ilo/ilo_gpe.h
@@ -95,7 +95,8 @@ struct ilo_viewport_state {
 };
 
 struct ilo_scissor_state {
-   struct pipe_scissor_state states[ILO_MAX_VIEWPORTS];
+   /* SCISSOR_RECT */
+   uint32_t payload[ILO_MAX_VIEWPORTS * 2];
 };
 
 struct ilo_rasterizer_state {
@@ -163,4 +164,15 @@ ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
                          const struct pipe_viewport_state *state,
                          struct ilo_viewport_cso *vp);
 
+void
+ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
+                    unsigned start_slot,
+                    unsigned num_states,
+                    const struct pipe_scissor_state *states,
+                    struct ilo_scissor_state *scissor);
+
+void
+ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
+                         struct ilo_scissor_state *scissor);
+
 #endif /* ILO_GPE_H */