static public void SwapBuffer(ComputeShaderParameterBuffer a, ComputeShaderParameterBuffer b)
{
var temp = a.Value;
a.Value = b.Value;
b.Value = temp;
}
protected override void Update()
{
if (Input.GetMouseButton(0))
{
var pos = new float2(Input.mousePosition.x, Input.mousePosition.y) / new float2(Screen.width, Screen.height);
var posWorld = this.particleArea.LocalToWordPosition(new Vector3(pos.x, pos.y, 0));
this.PtoTparameter.mousePos.Value = new Vector4(posWorld.x, posWorld.y, 0, 0);
this.Emit(512);
}
this.PtoTparameter.dt.Value = Time.deltaTime;
base.Update();
ComputeShaderParameterBuffer.SwapBuffer(this.bufferParameter.particlesDataBufferRead, this.bufferParameter.particlesDataBufferWrite);
this.PtoTparameter.particleBuffer.Value = this.bufferParameter.particlesDataBufferRead.Value;
this.bufferParameter.particlesDataBufferEmitWrite.Value = this.bufferParameter.particlesDataBufferRead.Value;
(this.PtoTparameter.trailTexture.Value as RenderTexture).Clear();
(this.PtoTparameter.diffuseTrail.Value as RenderTexture).Clear();
//Deposit
this.MapParticleToTrail();
//Diffuse
this.BlurTrail();
//Decay
this.DecayTrail();
}
