void Update()
{
cs.SetInt(CSPARAM.PARTICLE_NUM, particleNum);
cs.SetFloat(CSPARAM.TIME, Time.time);
cs.SetFloat(CSPARAM.TIME_SCALE, timeScale);
cs.SetFloat(CSPARAM.POSITION_SCALE, positionScale);
cs.SetFloat(CSPARAM.NOISE_SCALE, noiseScale);
var kernelUpdate = cs.FindKernel(CSPARAM.UPDATE);
cs.SetBuffer(kernelUpdate, CSPARAM.PARTICLE_BUFFER_WRITE, particleBuffer);
var updateThureadNum = new Vector3(particleNum, 1f, 1f);
ComputeShaderUtil.Dispatch(cs, kernelUpdate, updateThureadNum);
var kernelInput = cs.FindKernel(CSPARAM.WRITE_TO_INPUT);
cs.SetBuffer(kernelInput, CSPARAM.PARTICLE_BUFFER_READ, particleBuffer);
cs.SetBuffer(kernelInput, CSPARAM.INPUT_BUFFER, trails.inputBuffer);
var inputThreadNum = new Vector3(particleNum, 1f, 1f);
ComputeShaderUtil.Dispatch(cs, kernelInput, inputThreadNum);
}
void LateUpdate()
{
cs.SetFloat(CSPARAM.TIME, Time.time);
cs.SetFloat(CSPARAM.UPDATE_DISTANCE_MIN, updateDistaceMin);
cs.SetInt(CSPARAM.TRAIL_NUM, trailNum);
cs.SetInt(CSPARAM.NODE_NUM_PER_TRAIL, nodeNum);
var kernel = cs.FindKernel(CSPARAM.CALC_INPUT);
cs.SetBuffer(kernel, CSPARAM.TRAIL_BUFFER, trailBuffer);
cs.SetBuffer(kernel, CSPARAM.NODE_BUFFER, nodeBuffer);
cs.SetBuffer(kernel, CSPARAM.INPUT_BUFFER, inputBuffer);
ComputeShaderUtil.Dispatch(cs, kernel, new Vector3(trailNum, 1f, 1f));
}