From: Keith Whitwell <keithw@vmware.com>
Date: Mon, 19 Jan 2009 19:43:21 +0000 (+0000)
Subject: util: add reduced prim helper
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc0e00ad42ee651701ef1e211d36ee92acf18d6f;p=mesa.git

util: add reduced prim helper
---

diff --git a/src/gallium/auxiliary/util/u_prim.h b/src/gallium/auxiliary/util/u_prim.h
index e45e84ded2c..d7c3995dbf0 100644
--- a/src/gallium/auxiliary/util/u_prim.h
+++ b/src/gallium/auxiliary/util/u_prim.h
@@ -119,4 +119,20 @@ static INLINE boolean u_trim_pipe_prim( unsigned pipe_prim, unsigned *nr )
 }
 
 
+static INLINE boolean u_reduced_prim( unsigned pipe_prim )
+{
+   switch (pipe_prim) {
+   case PIPE_PRIM_POINTS:
+      return PIPE_PRIM_POINTS;
+
+   case PIPE_PRIM_LINES:
+   case PIPE_PRIM_LINE_STRIP:
+   case PIPE_PRIM_LINE_LOOP:
+      return PIPE_PRIM_LINES;
+
+   default:
+      return PIPE_PRIM_TRIANGLES;
+   }
+}
+
 #endif