/// <summary>
/// Prepares the renderer for executing on this frame and checks if any of them actually requires rendering
/// </summary>
/// <param name="renderingData">Current rendering data</param>
/// <returns>True if any renderer will be executed for the given camera. False Otherwise.</returns>
public bool PrepareRenderers(ref RenderingData renderingData)
{
// See if current camera is a scene view camera to skip renderers with "visibleInSceneView" = false.
bool isSceneView = renderingData.cameraData.cameraType == CameraType.SceneView;
// Here, we will collect the inputs needed by all the custom post processing effects
ScriptableRenderPassInput passInput = ScriptableRenderPassInput.None;
// Collect the active renderers
m_ActivePostProcessRenderers.Clear();
for (int index = 0; index < m_PostProcessRenderers.Count; index++)
{
var ppRenderer = m_PostProcessRenderers[index];
// Skips current renderer if "visibleInSceneView" = false and the current camera is a scene view camera.
if (isSceneView && !ppRenderer.visibleInSceneView)
{
continue;
}
// Setup the camera for the renderer and if it will render anything, add to active renderers and get its required inputs
if (ppRenderer.Setup(ref renderingData, injectionPoint))
{
m_ActivePostProcessRenderers.Add(index);
passInput |= ppRenderer.input;
}
}
// Configure the pass to tell the renderer what inputs we need
ConfigureInput(passInput);
// return if no renderers are active
return(m_ActivePostProcessRenderers.Count != 0);
}
public void Setup(ScriptableRenderer renderer, Material material, ScriptableRenderPassInput inputRequirement, RenderPassEvent renderPassEvent, int renderPassEventAdjustment)
{
m_Material = material;
m_Renderer = renderer;
ConfigureInput(inputRequirement);
}
internal void ConfigureInput(ScriptableRenderPassInput passInput)
{
m_Input = passInput;
}
