Perform front-face culling when rendering the shadow map.

Helps some with the nasty shadow acne

1 files changed, 2 insertions, 0 deletions

diff --git a/src/main.cpp b/src/main.cpp
index e3a6461..21fe5a7 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -43,12 +43,14 @@ static GLuint shadow_fbo;
 static void
 Redisplay()
 {
+	glCullFace(GL_FRONT);
 	glBindFramebuffer(GL_FRAMEBUFFER, shadow_fbo);
 	glClear(GL_DEPTH_BUFFER_BIT);
 	Scene::Reshape(win_width/2, win_height/2);
 	Scene::RenderShadow();
 
 	// Render scene to FBO
+	glCullFace(GL_BACK);
 	glBindFramebuffer(GL_FRAMEBUFFER, main_fbo);
 	glClearColor(0.3, 0.3, 0.3, 1.0);
 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);