From 5e10a5c5e46e8fe91d206dee360ba12b7dc916b3 Mon Sep 17 00:00:00 2001
From: Paul Berry <stereotype441@gmail.com>
Date: Sat, 4 Aug 2012 10:00:20 -0700
Subject: [PATCH] glsl: Make {Min,Max}ProgramTexelOffset available to compiler.

These constants need to be made available to shaders in GLSL 3.00 ES.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Acked-by: Carl Worth <cworth@cworth.org>
---
 src/glsl/glsl_parser_extras.cpp | 2 ++
 src/glsl/glsl_parser_extras.h   | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
index 19518f1..1cf4571 100644
--- a/src/glsl/glsl_parser_extras.cpp
+++ b/src/glsl/glsl_parser_extras.cpp
@@ -92,6 +92,8 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
    this->Const.MaxCombinedTextureImageUnits = ctx->Const.MaxCombinedTextureImageUnits;
    this->Const.MaxTextureImageUnits = ctx->Const.MaxTextureImageUnits;
    this->Const.MaxFragmentUniformComponents = ctx->Const.FragmentProgram.MaxUniformComponents;
+   this->Const.MinProgramTexelOffset = ctx->Const.MinProgramTexelOffset;
+   this->Const.MaxProgramTexelOffset = ctx->Const.MaxProgramTexelOffset;
 
    this->Const.MaxDrawBuffers = ctx->Const.MaxDrawBuffers;
 
diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h
index 8cda927..46e0784 100644
--- a/src/glsl/glsl_parser_extras.h
+++ b/src/glsl/glsl_parser_extras.h
@@ -190,6 +190,10 @@ struct _mesa_glsl_parse_state {
 
       /* ARB_draw_buffers */
       unsigned MaxDrawBuffers;
+
+      /* 3.00 ES */
+      int MinProgramTexelOffset;
+      int MaxProgramTexelOffset;
    } Const;
 
    /**
-- 
2.7.4