private void CameraPreCull(Camera camera)
{
if (ReflectMaterial == null || camera == null || WeatherMakerLightManagerScript.Instance == null || (ReflectRenderer != null && !ReflectRenderer.enabled) ||
!gameObject.activeInHierarchy || WeatherMakerCommandBufferManagerScript.CameraStack > 1 || WeatherMakerScript.ShouldIgnoreCamera(this, camera, true))
{
return;
}
// HACK: Reflections need to ensure the frustum planes and corners are up to date. This is normally done in a pre-render
// event, but we cannot do that as rendering a reflection in pre-render mucks up state and such
WeatherMakerLightManagerScript.Instance.CalculateFrustumPlanes(camera);
// this frustum cull test is expensive, but well worth it if it prevents a reflection from needing to be rendered
// get up to date frustum info
if (ReflectRenderer != null && !WeatherMakerGeometryUtility.BoxIntersectsFrustum(camera, WeatherMakerLightManagerScript.Instance.CurrentCameraFrustumPlanes,
WeatherMakerLightManagerScript.Instance.CurrentCameraFrustumCorners, ReflectRenderer.bounds))
{
return;
}
// render the reflection in pre-cull, pre-render is when shader properties and other such things are set
Camera reflectionCamera = GetOrCreateReflectionCamera(camera);
RenderReflectionCamera(camera, reflectionCamera);
}
/// <summary>
/// Queue a reflection camera
/// </summary>
/// <param name="sourceCamera">Viewing camera</param>
/// <returns>Reflection camera info</returns>
public ReflectionCameraInfo QueueReflection(Camera sourceCamera)
{
bool isReflection;
if (ReflectMaterial == null || sourceCamera == null || WeatherMakerLightManagerScript.Instance == null || ShouldIgnoreCamera(sourceCamera, out isReflection))
{
return(null);
}
// HACK: Reflections need to ensure the frustum planes and corners are up to date. This is normally done in a pre-render
// event, but we cannot do that as rendering a reflection in pre-render mucks up state and such
WeatherMakerLightManagerScript.Instance.CalculateFrustumPlanes(sourceCamera);
// this frustum cull test is expensive, but well worth it if it prevents a reflection from needing to be rendered
// get up to date frustum info
if (ReflectRenderer != null && !WeatherMakerGeometryUtility.BoxIntersectsFrustum(sourceCamera, WeatherMakerLightManagerScript.Instance.CurrentCameraFrustumPlanes,
WeatherMakerLightManagerScript.Instance.CurrentCameraFrustumCorners, ReflectRenderer.bounds))
{
return(null);
}
// Debug.LogFormat("WeatherMakerReflectionScript rendering in {0}, bounds: {1}", sourceCamera.name, ReflectMaterial.bounds);
// start off some render textures for the reflection
KeyValuePair <RenderTexture, RenderTexture> kv = new KeyValuePair <RenderTexture, RenderTexture>
(
ReflectMaterial.GetTexture(ReflectionSamplerName) as RenderTexture,
ReflectMaterial.GetTexture(ReflectionSamplerName2) as RenderTexture
);
currentRenderTextures.Add(kv);
ReflectionCameraInfo cam = CreateReflectionCamera(sourceCamera, isReflection);
RenderReflectionCamera(cam);
return(cam);
}