From 3b0881f9c1f7227c82f89b18f8511500df9cb1b5 Mon Sep 17 00:00:00 2001
From: Faerbit <faerbit@gmail.com>
Date: Thu, 4 Dec 2014 13:23:25 +0100
Subject: [PATCH] Adding culling.

---
 graphics.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/graphics.cc b/graphics.cc
index 75f33b0..9f2bf18 100644
--- a/graphics.cc
+++ b/graphics.cc
@@ -57,6 +57,7 @@ void Graphics::render(Level* level)
     // render depth texture for sun
     framebuffer->bind(); 
     glClear(GL_DEPTH_BUFFER_BIT);
+    glCullFace(GL_FRONT);
     depthShader->use();
     glm::vec3 sunVector = (level->getCameraCenter()->getPosition() + level->getDirectionalLight()->getPosition());
     glm::mat4 depthViewProjectionMatrix =  glm::ortho<float>(-20, 20, -20, 20, -20, 40) * 
@@ -70,6 +71,7 @@ void Graphics::render(Level* level)
     // final render pass
     glBindFramebuffer(GL_FRAMEBUFFER, 0);
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+    glCullFace(GL_BACK);
 
     lightingShader->use();