private void DrawLightScene()
{
GraphicsDevice.SetRenderTarget(RTLights);
GraphicsDevice.Clear(Color.Lerp(Color.Black, Color.White, globalBrightness));
if (renderShadows)
{
FXApplyShadowsToLights.Parameters["Zoom"].SetValue(camera.zoom);
FXApplyShadowsToLights.Parameters["CameraX"].SetValue(camera.Position.X);
FXApplyShadowsToLights.Parameters["CameraY"].SetValue(camera.Position.Y);
FXApplyShadowsToLights.Parameters["Mask"].SetValue((Texture2D)RTDepthMask);
FXApplyShadowsToLights.Parameters["MaskWidth"].SetValue((float)RTDepthMask.Width);
FXApplyShadowsToLights.Parameters["MaskHeight"].SetValue((float)RTDepthMask.Height);
spriteBatch.Begin(SpriteSortMode.Immediate, BlendState.Additive, null, null, null, FXApplyShadowsToLights, camera.get_transformation(GraphicsDevice));
}
else
{
spriteBatch.Begin(SpriteSortMode.Immediate, BlendState.Additive, null, null, null, null, camera.get_transformation(GraphicsDevice));
}
drawBatch.DrawSceneLights(spriteBatch);
spriteBatch.End();
}