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-rw-r--r--src/mesa/main/mtypes.h9
-rw-r--r--src/mesa/main/shaderobj.h31
2 files changed, 40 insertions, 0 deletions
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 40f12eb20d..7d5ce7040b 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -41,6 +41,15 @@
#include "math/m_matrix.h" /* GLmatrix */
#include "main/simple_list.h" /* struct simple_node */
+/* Shader stages. Note that these will become 5 with tessellation.
+ * These MUST have the same values as PIPE_SHADER_*
+ */
+#define MESA_SHADER_VERTEX 0
+#define MESA_SHADER_FRAGMENT 1
+#define MESA_SHADER_GEOMETRY 2
+#define MESA_SHADER_TYPES 3
+
+
/**
* Internal token
* Must be simply different than GL_VERTEX_PROGRAM
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