From ede4205b245ee58bacf866d298273ebbe31feacf Mon Sep 17 00:00:00 2001
From: Luca Barbieri <luca@luca-barbieri.com>
Date: Mon, 6 Sep 2010 00:56:07 +0200
Subject: mesa: add PIPE_SHADER_* like constants and conversions to/from enums
 (v2)

Changes in v2:
- No longer adds tessellation enums
---
 src/mesa/main/shaderobj.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'src/mesa/main/shaderobj.h')

diff --git a/src/mesa/main/shaderobj.h b/src/mesa/main/shaderobj.h
index 4800046375..cbe7ae7b06 100644
--- a/src/mesa/main/shaderobj.h
+++ b/src/mesa/main/shaderobj.h
@@ -96,6 +96,37 @@ _mesa_init_shader_state(GLcontext *ctx);
 extern void
 _mesa_free_shader_state(GLcontext *ctx);
 
+static INLINE GLuint
+_mesa_shader_type_to_index(GLenum v)
+{
+   switch(v)
+   {
+   case GL_VERTEX_SHADER:
+      return MESA_SHADER_VERTEX;
+   case GL_FRAGMENT_SHADER:
+      return MESA_SHADER_FRAGMENT;
+   case GL_GEOMETRY_SHADER:
+      return MESA_SHADER_GEOMETRY;
+   default:
+      ASSERT(0);
+      return ~0;
+   }
+}
+
+static INLINE GLenum
+_mesa_shader_index_to_type(GLuint i)
+{
+   GLenum enums[MESA_SHADER_TYPES] = {
+         GL_VERTEX_SHADER,
+         GL_FRAGMENT_SHADER,
+         GL_GEOMETRY_SHADER ,
+   };
+   if(i >= MESA_SHADER_TYPES)
+      return 0;
+   else
+      return enums[i];
+}
+
 #ifdef __cplusplus
 }
 #endif
-- 
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