Cache enable_3d_clouds flag

est31 · est31 · commit 4b0f5fcbf5a5 · 2015-05-04T22:50:04.000+02:00
Small improvement on clouds rendering performance
diff --git a/src/clouds.cpp b/src/clouds.cpp
@@ -57,6 +57,8 @@ Clouds::Clouds(
 
 	m_cloud_radius_i = g_settings->getU16("cloud_radius");
 
+	m_enable_3d = g_settings->getBool("enable_3d_clouds");
+
 	m_box = core::aabbox3d<f32>(-BS*1000000,m_cloud_y-BS,-BS*1000000,
 			BS*1000000,m_cloud_y+BS,BS*1000000);
 
@@ -89,10 +91,9 @@ void Clouds::render()
 
 	ScopeProfiler sp(g_profiler, "Rendering of clouds, avg", SPT_AVG);
 	
-	bool enable_3d = g_settings->getBool("enable_3d_clouds");
-	int num_faces_to_draw = enable_3d ? 6 : 1;
+	int num_faces_to_draw = m_enable_3d ? 6 : 1;
 	
-	m_material.setFlag(video::EMF_BACK_FACE_CULLING, enable_3d);
+	m_material.setFlag(video::EMF_BACK_FACE_CULLING, m_enable_3d);
 
 	driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);
 	driver->setMaterial(m_material);
diff --git a/src/clouds.h b/src/clouds.h
@@ -88,6 +88,7 @@ class Clouds : public scene::ISceneNode
 	core::aabbox3d<f32> m_box;
 	float m_cloud_y;
 	u16 m_cloud_radius_i;
+	bool m_enable_3d;
 	video::SColorf m_color;
 	u32 m_seed;
 	v2f m_camera_pos;
