Merge pull request #148 from dwimsey/feature/warningfix-unused-variables

Slight changes for easy of understanding/debugging using unused variables

Samples/invaders/src/DecoratorDefender.cpp

@@ -66,7 +66,7 @@ void DecoratorDefender::RenderElement(Rocket::Core::Element* element, Rocket::Co
 	glEnable(GL_TEXTURE_2D);
 	glBindTexture(GL_TEXTURE_2D, (GLuint) GetTexture(image_index)->GetHandle(element->GetRenderInterface()));
 	Rocket::Core::Colourb colour = element->GetProperty< Rocket::Core::Colourb >("color");
-	glColor4ubv(element->GetProperty< Rocket::Core::Colourb >("color"));
+	glColor4ubv(colour);
 	glBegin(GL_QUADS);
 
 		glVertex2f(position.x, position.y);

Samples/tutorial/datagrid/src/DecoratorDefender.cpp

@@ -50,7 +50,7 @@ void DecoratorDefender::RenderElement(Rocket::Core::Element* element, Rocket::Co
 	glEnable(GL_TEXTURE_2D);
 	glBindTexture(GL_TEXTURE_2D, (GLuint) GetTexture(image_index)->GetHandle(element->GetRenderInterface()));
 	Rocket::Core::Colourb colour = element->GetProperty< Rocket::Core::Colourb >("color");
-	glColor4ubv(element->GetProperty< Rocket::Core::Colourb >("color"));
+	glColor4ubv(colour);
 	glBegin(GL_QUADS);
 
 		glVertex2f(position.x, position.y);

Samples/tutorial/datagrid_tree/src/DecoratorDefender.cpp

@@ -50,7 +50,7 @@ void DecoratorDefender::RenderElement(Rocket::Core::Element* element, Rocket::Co
 	glEnable(GL_TEXTURE_2D);
 	glBindTexture(GL_TEXTURE_2D, (GLuint) GetTexture(image_index)->GetHandle(element->GetRenderInterface()));
 	Rocket::Core::Colourb colour = element->GetProperty< Rocket::Core::Colourb >("color");
-	glColor4ubv(element->GetProperty< Rocket::Core::Colourb >("color"));
+	glColor4ubv(colour);
 	glBegin(GL_QUADS);
 
 		glVertex2f(position.x, position.y);