i965 gen6: Implement pass-through GS for transform feedback.

[android-x86/external-mesa.git] / src / mesa / drivers / dri / i965 / brw_gs.h

diff --git a/src/mesa/drivers/dri/i965/brw_gs.h b/src/mesa/drivers/dri/i965/brw_gs.h
index bbb991e..abcb0b2 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_gs.h
+++ b/src/mesa/drivers/dri/i965/brw_gs.h
@@ -40,11 +40,16 @@
 #define MAX_GS_VERTS (4)            
 
 struct brw_gs_prog_key {
-   GLuint attrs:32;
-   GLuint primitive:4;
-   GLuint hint_gs_always:1;
+   GLbitfield64 attrs;
+
+   /**
+    * Hardware primitive type being drawn, e.g. _3DPRIM_TRILIST.
+    */
+   GLuint primitive:8;
+
+   GLuint pv_first:1;
    GLuint need_gs_prog:1;
-   GLuint pad:26;
+   GLuint userclip_active:1;
 };
 
 struct brw_gs_compile {
@@ -55,22 +60,20 @@ struct brw_gs_compile {
    struct {
       struct brw_reg R0;
       struct brw_reg vertex[MAX_GS_VERTS];
+      struct brw_reg header;
+      struct brw_reg temp;
    } reg;
 
-   /* 3 different ways of expressing vertex size:
-    */
-   GLuint nr_attrs;
+   /* Number of registers used to store vertex data */
    GLuint nr_regs;
-   GLuint nr_bytes;
-   GLboolean need_ff_sync;
 };
 
 #define ATTR_SIZE  (4*4)
 
-void brw_gs_quads( struct brw_gs_compile *c );
-void brw_gs_quad_strip( struct brw_gs_compile *c );
-void brw_gs_tris( struct brw_gs_compile *c );
+void brw_gs_quads( struct brw_gs_compile *c, struct brw_gs_prog_key *key );
+void brw_gs_quad_strip( struct brw_gs_compile *c, struct brw_gs_prog_key *key );
 void brw_gs_lines( struct brw_gs_compile *c );
-void brw_gs_points( struct brw_gs_compile *c );
+void gen6_sol_program(struct brw_gs_compile *c, struct brw_gs_prog_key *key,
+                      unsigned num_verts, bool check_edge_flag);
 
 #endif