From 2d564f92743fa59a7fc8903f9afb3f8344ef2f85 Mon Sep 17 00:00:00 2001
From: Evan Goers <mega@osirion.org>
Date: Sat, 21 Jan 2012 03:28:48 +0000
Subject: gl::'d polygonoffset and alphafunc.

---
 src/render/gl.cc    | 10 ++++++++++
 src/render/gl.h     |  6 ++++++
 src/render/state.cc |  4 ++--
 3 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'src/render')

diff --git a/src/render/gl.cc b/src/render/gl.cc
index e416943..3c672cd 100644
--- a/src/render/gl.cc
+++ b/src/render/gl.cc
@@ -84,6 +84,16 @@ void blendfunc(GLenum sfactor, GLenum dfactor)
 	::glBlendFunc(sfactor, dfactor);
 }
 
+void alphafunc(GLenum func, GLclampf ref)
+{
+	::glAlphaFunc(func, ref);
+}
+
+void polygonoffset(GLfloat factor, GLfloat units)
+{
+	::glPolygonOffset(factor, units);
+}
+
 void enable(GLenum cap)
 {
 	::glEnable(cap);
diff --git a/src/render/gl.h b/src/render/gl.h
index 7270f2d..31609ad 100644
--- a/src/render/gl.h
+++ b/src/render/gl.h
@@ -134,6 +134,12 @@ void depthfunc(GLenum func);
 /// glBlendFunc
 void blendfunc(GLenum sfactor, GLenum dfactor);
 
+/// glAlphaFunc
+void alphafunc(GLenum func, GLclampf ref);
+
+/// glPolygonOffset
+void polygonoffset(GLfloat factor, GLfloat units);
+
 /// Delimite the start of a sequence of verteces describing a primitive or group of primitives
 /** @param primitive The type of drawing primitive
  *  @see end()
diff --git a/src/render/state.cc b/src/render/state.cc
index ffff7e3..dcf62f3 100644
--- a/src/render/state.cc
+++ b/src/render/state.cc
@@ -224,8 +224,8 @@ void State::use_material(const model::Material * material) {
 	if (material->flags() & model::Material::Decal) {
 		gl::enable(GL_POLYGON_OFFSET_FILL);
 		gl::enable(GL_ALPHA_TEST);
-		glPolygonOffset(-1,-1);
-		glAlphaFunc(GL_GEQUAL, 0.5f);
+		gl::polygonoffset(-1,-1);
+		gl::alphafunc(GL_GEQUAL, 0.5f);
 	}
 	
 	// assign the opengl drawing color according to material flags
-- 
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