mesa: pass select result buffer offset as attribute/varying

Will be used by geometry shader to store hit result. Reviewed-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Qiang Yu <yuq825@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15765>
2022-03-17 11:23:22 +08:00
parent c41ac0682e
commit 19f3737262
6 changed files with 36 additions and 6 deletions
@@ -272,6 +272,9 @@ const char *gl_vert_attrib_name(gl_vert_attrib attrib);
 #define VERT_BIT_MAT(i)	         VERT_BIT(VERT_ATTRIB_MAT(i))
 #define VERT_BIT_MAT_ALL         \
   BITFIELD_RANGE(VERT_ATTRIB_MAT(0), VERT_ATTRIB_MAT_MAX)
+
+#define VERT_ATTRIB_SELECT_RESULT_OFFSET VERT_ATTRIB_GENERIC(3)
+#define VERT_BIT_SELECT_RESULT_OFFSET VERT_BIT_GENERIC(3)
 /*@}*/

 #define MAX_VARYING 32 /**< number of float[4] vectors */