From efe6c50089e945902917c8091c92ce3a6155caac Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Mon, 18 Jun 2007 17:53:09 -0600
Subject: [PATCH] Define just one set of PIPE_FUNC_LESS, GREATER, EQUAL, etc
 tokens.

Used for depth test, alpha test, stencil test, shadow test, etc.
---
 src/mesa/pipe/p_defines.h                | 30 ++++++++++--------------
 src/mesa/state_tracker/st_atom_depth.c   | 16 ++++++-------
 src/mesa/state_tracker/st_atom_stencil.c | 16 ++++++-------
 3 files changed, 28 insertions(+), 34 deletions(-)

diff --git a/src/mesa/pipe/p_defines.h b/src/mesa/pipe/p_defines.h
index 1ca717e7ec4..11b70175b0d 100644
--- a/src/mesa/pipe/p_defines.h
+++ b/src/mesa/pipe/p_defines.h
@@ -71,14 +71,18 @@
 #define PIPE_LOGICOP_OR               14
 #define PIPE_LOGICOP_SET              15  
 
-#define PIPE_STENCIL_FUNC_NEVER    0
-#define PIPE_STENCIL_FUNC_LESS     1
-#define PIPE_STENCIL_FUNC_EQUAL    2
-#define PIPE_STENCIL_FUNC_LEQUAL   3
-#define PIPE_STENCIL_FUNC_GREATER  4
-#define PIPE_STENCIL_FUNC_NOTEQUAL 5
-#define PIPE_STENCIL_FUNC_GEQUAL   6
-#define PIPE_STENCIL_FUNC_ALWAYS   7
+/**
+ * Inequality functions.  Used for depth test, stencil compare, alpha
+ * test, shadow compare, etc.
+ */
+#define PIPE_FUNC_NEVER    0
+#define PIPE_FUNC_LESS     1
+#define PIPE_FUNC_EQUAL    2
+#define PIPE_FUNC_LEQUAL   3
+#define PIPE_FUNC_GREATER  4
+#define PIPE_FUNC_NOTEQUAL 5
+#define PIPE_FUNC_GEQUAL   6
+#define PIPE_FUNC_ALWAYS   7
 
 #define PIPE_STENCIL_OP_KEEP       0
 #define PIPE_STENCIL_OP_ZERO       1
@@ -89,16 +93,6 @@
 #define PIPE_STENCIL_OP_DECR_WRAP  6
 #define PIPE_STENCIL_OP_INVERT     7
 
-/* Note: same as stencil funcs.  Also used for shadow/depth compare */
-#define PIPE_DEPTH_FUNC_NEVER    0
-#define PIPE_DEPTH_FUNC_LESS     1
-#define PIPE_DEPTH_FUNC_EQUAL    2
-#define PIPE_DEPTH_FUNC_LEQUAL   3
-#define PIPE_DEPTH_FUNC_GREATER  4
-#define PIPE_DEPTH_FUNC_NOTEQUAL 5
-#define PIPE_DEPTH_FUNC_GEQUAL   6
-#define PIPE_DEPTH_FUNC_ALWAYS   7
-
 #define PIPE_TEX_WRAP_REPEAT                   0
 #define PIPE_TEX_WRAP_CLAMP                    1
 #define PIPE_TEX_WRAP_CLAMP_TO_EDGE            2
diff --git a/src/mesa/state_tracker/st_atom_depth.c b/src/mesa/state_tracker/st_atom_depth.c
index 4c891e6e542..a1523e06c21 100644
--- a/src/mesa/state_tracker/st_atom_depth.c
+++ b/src/mesa/state_tracker/st_atom_depth.c
@@ -45,14 +45,14 @@ static GLuint
 gl_depth_func_to_sp(GLenum func)
 {
    /* Same values, just biased */
-   assert(PIPE_DEPTH_FUNC_NEVER == GL_NEVER - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_LESS == GL_LESS - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_EQUAL == GL_EQUAL - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_LEQUAL == GL_LEQUAL - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_GREATER == GL_GREATER - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_NOTEQUAL == GL_NOTEQUAL - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_GEQUAL == GL_GEQUAL - GL_NEVER);
-   assert(PIPE_DEPTH_FUNC_ALWAYS == GL_ALWAYS - GL_NEVER);
+   assert(PIPE_FUNC_NEVER == GL_NEVER - GL_NEVER);
+   assert(PIPE_FUNC_LESS == GL_LESS - GL_NEVER);
+   assert(PIPE_FUNC_EQUAL == GL_EQUAL - GL_NEVER);
+   assert(PIPE_FUNC_LEQUAL == GL_LEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_GREATER == GL_GREATER - GL_NEVER);
+   assert(PIPE_FUNC_NOTEQUAL == GL_NOTEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_GEQUAL == GL_GEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_ALWAYS == GL_ALWAYS - GL_NEVER);
    assert(func >= GL_NEVER);
    assert(func <= GL_ALWAYS);
    return func - GL_NEVER;
diff --git a/src/mesa/state_tracker/st_atom_stencil.c b/src/mesa/state_tracker/st_atom_stencil.c
index b9f24f49e66..d037335e9e2 100644
--- a/src/mesa/state_tracker/st_atom_stencil.c
+++ b/src/mesa/state_tracker/st_atom_stencil.c
@@ -45,14 +45,14 @@ static GLuint
 gl_stencil_func_to_sp(GLenum func)
 {
    /* Same values, just biased */
-   assert(PIPE_STENCIL_FUNC_NEVER == GL_NEVER - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_LESS == GL_LESS - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_EQUAL == GL_EQUAL - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_LEQUAL == GL_LEQUAL - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_GREATER == GL_GREATER - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_NOTEQUAL == GL_NOTEQUAL - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_GEQUAL == GL_GEQUAL - GL_NEVER);
-   assert(PIPE_STENCIL_FUNC_ALWAYS == GL_ALWAYS - GL_NEVER);
+   assert(PIPE_FUNC_NEVER == GL_NEVER - GL_NEVER);
+   assert(PIPE_FUNC_LESS == GL_LESS - GL_NEVER);
+   assert(PIPE_FUNC_EQUAL == GL_EQUAL - GL_NEVER);
+   assert(PIPE_FUNC_LEQUAL == GL_LEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_GREATER == GL_GREATER - GL_NEVER);
+   assert(PIPE_FUNC_NOTEQUAL == GL_NOTEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_GEQUAL == GL_GEQUAL - GL_NEVER);
+   assert(PIPE_FUNC_ALWAYS == GL_ALWAYS - GL_NEVER);
    assert(func >= GL_NEVER);
    assert(func <= GL_ALWAYS);
    return func - GL_NEVER;
-- 
2.30.2