Work on new OpenGL example - Splitting into several files.

examples/OpenGL/OpenGLImmediateModeSupport.cpp

@@ -1,4 +1,5 @@
 #include "OpenGLImmediateModeSupport.h"
+#include "OpenGLSupport.h"
 
 #include "PolyVoxCore/IndexedSurfacePatch.h"
 
@@ -21,42 +22,11 @@ void renderRegionImmediateMode(PolyVox::IndexedSurfacePatch& isp)
 
 
 
-					GLfloat red = 0.0f;
-					GLfloat green = 0.0f;
-					GLfloat blue = 0.0f;
-
 		uint8 material = vertex.getMaterial() + 0.5;
 
-					switch(material)
+		OpenGLColour colour = convertMaterialIDToColour(material);
-					{
-					case 1:
-						red = 1.0;
-						green = 0.0;
-						blue = 0.0;
-						break;
-					case 2:
-						red = 0.0;
-						green = 1.0;
-						blue = 0.0;
-						break;
-					case 3:
-						red = 0.0;
-						green = 0.0;
-						blue = 1.0;
-						break;
-					case 4:
-						red = 1.0;
-						green = 1.0;
-						blue = 0.0;
-						break;
-					case 5:
-						red = 1.0;
-						green = 0.0;
-						blue = 1.0;
-						break;
-					}
 
-					glColor3f(red, green, blue);
+		glColor3f(colour.red, colour.green, colour.blue);
 		glNormal3f(vertex.getNormal().getX(), vertex.getNormal().getY(), vertex.getNormal().getZ());
 		glVertex3f(v3dFinalVertexPos.getX(), v3dFinalVertexPos.getY(), v3dFinalVertexPos.getZ());
 

examples/OpenGL/OpenGLSupport.cpp

@@ -0,0 +1,39 @@
+#include "OpenGLSupport.h"
+
+using namespace PolyVox;
+
+OpenGLColour convertMaterialIDToColour(PolyVox::uint8 materialID)
+{
+	OpenGLColour colour;
+
+	switch(materialID)
+	{
+	case 1:
+		colour.red = 1.0;
+		colour.green = 0.0;
+		colour.blue = 0.0;
+		break;
+	case 2:
+		colour.red = 0.0;
+		colour.green = 1.0;
+		colour.blue = 0.0;
+		break;
+	case 3:
+		colour.red = 0.0;
+		colour.green = 0.0;
+		colour.blue = 1.0;
+		break;
+	case 4:
+		colour.red = 1.0;
+		colour.green = 1.0;
+		colour.blue = 0.0;
+		break;
+	case 5:
+		colour.red = 1.0;
+		colour.green = 0.0;
+		colour.blue = 1.0;
+		break;
+	}
+
+	return colour;
+}

examples/OpenGL/OpenGLSupport.h

@@ -0,0 +1,17 @@
+#ifndef __OpenGLExample_OpenGLSupport_H__
+#define __OpenGLExample_OpenGLSupport_H__
+
+#include "PolyVoxCore/PolyVoxForwardDeclarations.h"
+
+#include "glew/glew.h"
+
+struct OpenGLColour
+{
+	GLfloat red;
+	GLfloat green;
+	GLfloat blue;
+};
+
+OpenGLColour convertMaterialIDToColour(PolyVox::uint8 materialID);
+
+#endif //__OpenGLExample_OpenGLSupport_H__

examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp

@@ -1,3 +1,4 @@
+#include "OpenGLSupport.h"
 #include "OpenGLVertexBufferObjectSupport.h"
 
 #include "PolyVoxCore/IndexedSurfacePatch.h"
@@ -49,46 +50,15 @@ OpenGLSurfacePatch BuildOpenGLSurfacePatch(IndexedSurfacePatch& isp)
 		*ptr = vertex.getNormal().getZ();
 		ptr++;
 
-		GLfloat red = 0.0f;
-		GLfloat green = 0.0f;
-		GLfloat blue = 0.0f;
-
 		uint8 material = vertex.getMaterial() + 0.5;
 
-		switch(material)
+		OpenGLColour colour = convertMaterialIDToColour(material);
-		{
-		case 1:
-			red = 1.0;
-			green = 0.0;
-			blue = 0.0;
-			break;
-		case 2:
-			red = 0.0;
-			green = 1.0;
-			blue = 0.0;
-			break;
-		case 3:
-			red = 0.0;
-			green = 0.0;
-			blue = 1.0;
-			break;
-		case 4:
-			red = 1.0;
-			green = 1.0;
-			blue = 0.0;
-			break;
-		case 5:
-			red = 1.0;
-			green = 0.0;
-			blue = 1.0;
-			break;
-		}
 
-		*ptr = red;
+		*ptr = colour.red;
 		ptr++;
-		*ptr = green;
+		*ptr = colour.green;
 		ptr++;
-		*ptr = blue;
+		*ptr = colour.blue;
 		ptr++;
 	}
 

examples/OpenGL/main.cpp

@@ -183,7 +183,7 @@ default:
 
 void main ( int argc, char** argv )   // Create Main Function For Bringing It All Together
 {
-	g_bUseOpenGLVertexBufferObjects = false;
+	g_bUseOpenGLVertexBufferObjects = true;
 	glutInit ( &argc, argv ); // Erm Just Write It =)
 	glutInitDisplayMode ( GLUT_RGB | GLUT_DOUBLE ); // Display Mode
 	glutInitWindowSize  ( 500, 500 ); // If glutFullScreen wasn't called this is the window size