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-rw-r--r--src/mesa/pipe/draw/draw_context.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mesa/pipe/draw/draw_context.h b/src/mesa/pipe/draw/draw_context.h
index afa3a04165..19fddf7104 100644
--- a/src/mesa/pipe/draw/draw_context.h
+++ b/src/mesa/pipe/draw/draw_context.h
@@ -46,6 +46,10 @@ struct draw_context;
struct draw_stage;
+/**
+ * Clipmask flags
+ */
+/*@{*/
#define CLIP_RIGHT_BIT 0x01
#define CLIP_LEFT_BIT 0x02
#define CLIP_TOP_BIT 0x04
@@ -54,7 +58,19 @@ struct draw_stage;
#define CLIP_FAR_BIT 0x20
#define CLIP_USER_BIT 0x40
#define CLIP_CULL_BIT 0x80
+/*@}*/
+/**
+ * Bitshift for each clip flag
+ */
+/*@{*/
+#define CLIP_RIGHT_SHIFT 0
+#define CLIP_LEFT_SHIFT 1
+#define CLIP_TOP_SHIFT 2
+#define CLIP_BOTTOM_SHIFT 3
+#define CLIP_NEAR_SHIFT 4
+#define CLIP_FAR_SHIFT 5
+/*@}*/
struct draw_context *draw_create( void );