From 03aeb850d26ed31a321a2468c0145b64bf3b2fac Mon Sep 17 00:00:00 2001
From: the_fiddler <the_fiddler@ebc5dd9b-fb1d-0410-b6f8-d24c324e9604>
Date: Tue, 5 May 2009 20:24:09 +0000
Subject: [PATCH] Added non-EXT EXT_blend_color constants to
 BlendingFactorDest/Src enums (promoted by GL1.2). Added
 ARB_fragment_shaderFragmentShaderDerivativeHint to HintTarget enum (promoted
 by GL2.0). Fixes bug [#774]: "Some Token corrections"
 (http://www.opentk.com/node/774)

---
 Source/Bind/Specifications/GL2/enumext.spec | 18 +++++++++++++++++-
 Source/OpenTK/Graphics/GL/GLEnums.cs        |  9 +++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/Source/Bind/Specifications/GL2/enumext.spec b/Source/Bind/Specifications/GL2/enumext.spec
index 52bee399..4443ee40 100644
--- a/Source/Bind/Specifications/GL2/enumext.spec
+++ b/Source/Bind/Specifications/GL2/enumext.spec
@@ -5421,6 +5421,19 @@ BlendEquationMode enum:
 	MAX							= 0x8008
 	FUNC_SUBTRACT				= 0x800A # Equivalent to EXT_blend_subtract
 	FUNC_REVERSE_SUBTRACT		= 0x800B
+
+# Promoted from EXT_blend_color (pg. 178 of GL3.1 spec).
+BlendingFactorDest enum:
+	CONSTANT_COLOR										= 0x8001
+	ONE_MINUS_CONSTANT_COLOR			= 0x8002
+	CONSTANT_ALPHA										= 0x8003
+	ONE_MINUS_CONSTANT_ALPHA			= 0x8004
+
+BlendingFactorSrc enum:
+	CONSTANT_COLOR										= 0x8001
+	ONE_MINUS_CONSTANT_COLOR			= 0x8002
+	CONSTANT_ALPHA										= 0x8003
+	ONE_MINUS_CONSTANT_ALPHA			= 0x8004
 	
 	
 # Version 1.3
@@ -5871,6 +5884,9 @@ GetPName enum:
 	MAX_VERTEX_ATTRIBS				= 0x8869    # ARB_vertex_shader
 	CURRENT_PROGRAM					= 0x8B8D    # ARB_shader_objects (added for 2.0)
 	
+HintTarget enum:
+	FRAGMENT_SHADER_DERIVATIVE_HINT	= 0x8B8B    # ARB_fragment_shader
+
 ActiveUniformType enum:
 	use DataType FLOAT
 	FLOAT_VEC2					= 0x8B50    # ARB_shader_objects
@@ -6494,7 +6510,7 @@ GetPName enum:
 	MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS				= 0x8C8B
 
 ProgramParameter enum:
-    	TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH	= 0x8C76
+	TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH	= 0x8C76
 	TRANSFORM_FEEDBACK_BUFFER_MODE			= 0x8C7F
 	TRANSFORM_FEEDBACK_VARYINGS					= 0x8C83
 
diff --git a/Source/OpenTK/Graphics/GL/GLEnums.cs b/Source/OpenTK/Graphics/GL/GLEnums.cs
index 3e9165cc..e5abd201 100644
--- a/Source/OpenTK/Graphics/GL/GLEnums.cs
+++ b/Source/OpenTK/Graphics/GL/GLEnums.cs
@@ -136,9 +136,13 @@ namespace OpenTK.Graphics
         OneMinusDstAlpha = ((int)0X0305),
         DstColor = ((int)0X0306),
         OneMinusDstColor = ((int)0X0307),
+        ConstantColor = ((int)0X8001),
         ConstantColorExt = ((int)0X8001),
+        OneMinusConstantColor = ((int)0X8002),
         OneMinusConstantColorExt = ((int)0X8002),
+        ConstantAlpha = ((int)0X8003),
         ConstantAlphaExt = ((int)0X8003),
+        OneMinusConstantAlpha = ((int)0X8004),
         OneMinusConstantAlphaExt = ((int)0X8004),
         One = ((int)1),
     }
@@ -153,9 +157,13 @@ namespace OpenTK.Graphics
         DstColor = ((int)0X0306),
         OneMinusDstColor = ((int)0X0307),
         SrcAlphaSaturate = ((int)0X0308),
+        ConstantColor = ((int)0X8001),
         ConstantColorExt = ((int)0X8001),
+        OneMinusConstantColor = ((int)0X8002),
         OneMinusConstantColorExt = ((int)0X8002),
+        ConstantAlpha = ((int)0X8003),
         ConstantAlphaExt = ((int)0X8003),
+        OneMinusConstantAlpha = ((int)0X8004),
         OneMinusConstantAlphaExt = ((int)0X8004),
         One = ((int)1),
     }
@@ -1177,6 +1185,7 @@ namespace OpenTK.Graphics
         ConvolutionHintSgix = ((int)0X8316),
         VertexPreclipHintSgix = ((int)0X83ef),
         TextureCompressionHint = ((int)0X84ef),
+        FragmentShaderDerivativeHint = ((int)0X8b8b),
     }
 
     public enum HistogramTargetExt