public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
{
// Get MotionData
var camera = renderingData.cameraData.camera;
MotionData motionData;
if (!m_MotionDatas.TryGetValue(camera, out motionData))
{
motionData = new MotionData();
m_MotionDatas.Add(camera, motionData);
}
// Calculate motion data
CalculateTime();
UpdateMotionData(camera, motionData);
// Motion vector pass
m_MotionVectorRenderPass.Setup(motionData);
renderer.EnqueuePass(m_MotionVectorRenderPass);
// Motion blur pass
var stack = VolumeManager.instance.stack;
var motionBlur = stack.GetComponent <MotionBlur>();
if (motionBlur.IsActive() && !renderingData.cameraData.isSceneViewCamera)
{
m_MotionBlurRenderPass.Setup(motionBlur);
renderer.EnqueuePass(m_MotionBlurRenderPass);
}
}
public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
{
// Get MotionData
var camera = renderingData.cameraData.camera;
// These flags are still required in SRP or the engine won't compute previous model matrices...
camera.depthTextureMode |= DepthTextureMode.MotionVectors | DepthTextureMode.Depth;
MotionData motionData;
if (!m_MotionDatas.TryGetValue(camera, out motionData))
{
motionData = new MotionData();
m_MotionDatas.Add(camera, motionData);
}
// Calculate motion data
CalculateTime();
UpdateMotionData(camera, motionData);
// Motion vector pass
m_MotionVectorRenderPass.Setup(motionData);
renderer.EnqueuePass(m_MotionVectorRenderPass);
// Motion blur pass
var stack = VolumeManager.instance.stack;
var motionBlur = stack.GetComponent <MotionBlur>();
if (motionBlur.IsActive() && !renderingData.cameraData.isSceneViewCamera)
{
m_MotionBlurRenderPass.Setup(motionBlur);
renderer.EnqueuePass(m_MotionBlurRenderPass);
}
}
void UpdateMotionData(Camera camera, MotionData motionData)
{
// The actual projection matrix used in shaders is actually massaged a bit to work across all platforms
// (different Z value ranges etc.)
var gpuProj = GL.GetGPUProjectionMatrix(camera.projectionMatrix, true); // Had to change this from 'false'
var gpuView = camera.worldToCameraMatrix;
var gpuVP = gpuProj * gpuView;
// Set last frame data
// A camera could be rendered multiple times per frame, only updates the previous view proj & pos if needed
if (motionData.lastFrameActive != Time.frameCount)
{
motionData.isFirstFrame = false;
if (RecalculatePrevVPWithCurrentP)
{
//Previous View With Current Projection
var prevVP = motionData.isFirstFrame ? gpuVP : gpuProj * motionData.viewMatrix;
motionData.previousViewProjectionMatrix = prevVP;
}
else
{
motionData.previousViewProjectionMatrix = motionData.isFirstFrame ?
gpuVP : motionData.viewProjectionMatrix;
}
}
// Set current frame data
motionData.viewMatrix = gpuView;
motionData.viewProjectionMatrix = gpuVP;
motionData.lastFrameActive = Time.frameCount;
}
internal void Setup(MotionData motionData)
{
// Set data
m_MotionData = motionData;
m_CameraMaterial = new Material(Shader.Find(kCameraShader));
m_ObjectMaterial = new Material(Shader.Find(kObjectShader));
}
internal void Setup(MotionData motionData, MotionBlur motionBlur, int layerMask)
{
// Set data
m_MotionData = motionData;
m_MotionBlur = motionBlur;
m_layerMask = layerMask;
m_CameraMaterial = new Material(Shader.Find(kCameraShader));
m_ObjectMaterial = new Material(Shader.Find(kObjectShader));
}
internal void Setup(MotionData motionData)
{
// Set data
m_MotionData = motionData;
}