Fix GasGiant clipping, fix bright spots on models

data/shaders/opengl/multi.frag

@@ -88,6 +88,8 @@ void main(void)
 #else
 	vec3 vNormal = normal;
 #endif
+	vNormal = normalize(vNormal);
+
 	//ambient only make sense with lighting
 	vec4 light = scene.ambient;
 	vec4 specular = vec4(0.0);

src/Camera.cpp

@@ -72,7 +72,7 @@ void CameraContext::EndFrame()
 
 void CameraContext::ApplyDrawTransforms(Graphics::Renderer *r)
 {
-	r->SetPerspectiveProjection(m_fovAng, m_width / m_height, m_zNear, m_zFar);
+	r->SetProjection(matrix4x4f::InfinitePerspectiveMatrix(DEG2RAD(m_fovAng), m_width / m_height, m_zNear));
 	r->SetTransform(matrix4x4f::Identity());
 }