public override void Dispatch(GPUParticleSystem system)
{
shader.SetFloat("_Time", ticker);
shader.SetFloat("_Scale", scale);
shader.SetFloat("_Intensity", intensity);
base.Dispatch(system);
}
public override void Render(GPUParticleSystem system)
{
material.SetFloat("_Count", system.Count);
float side = Mathf.Sqrt(system.Count);
material.SetFloat("_Side", side);
material.SetFloat("_Unit", 1f / side);
material.SetFloat("_Size", system.Size);
var offset = offsets[current % offsets.Count];
material.SetVector("_Center", new Vector3(0f, offset, Camera.main.transform.position.z + distance));
var position = system.GetProp("_Position");
var rotation = system.GetProp("_Rotation");
if (position != null && rotation != null)
{
material.SetTexture(position.Key, position.FBO.ReadTex);
Blit(position.FBO, material, 0);
material.SetTexture(rotation.Key, rotation.FBO.ReadTex);
Blit(rotation.FBO, material, 1);
}
}
public override void Render(GPUParticleSystem system)
{
var d = data[index % data.Count];
texture = d.texture;
material.SetTexture("_MainTex", texture);
var ratio = 1f * texture.width / texture.height;
var scale = 1f / d.scale;
material.SetFloat("_Ratio", ratio);
material.SetFloat("_Scale", scale);
material.SetVector("_Offset", new Vector2((1f - scale) * 0.5f, (1f - scale * ratio) * 0.5f));
material.SetFloat("_Count", system.Count);
material.SetFloat("_Side", Mathf.Sqrt(system.Count));
material.SetFloat("_Size", system.Size);
material.SetFloat("_Depth", Camera.main.transform.position.z + distance);
var position = system.GetProp("_Position");
var rotation = system.GetProp("_Rotation");
var color = system.GetProp("_Color");
material.SetTexture(position.Key, position.FBO.ReadTex);
Blit(position.FBO, material, 0);
material.SetTexture(rotation.Key, rotation.FBO.ReadTex);
Blit(rotation.FBO, material, 1);
material.SetTexture(color.Key, color.FBO.ReadTex);
Blit(color.FBO, material, 2);
}
void Setup(GPUParticleSystem system)
{
var buffer = system.ParticleBuffer;
GPUParticle[] particles = new GPUParticle[buffer.count];
buffer.GetData(particles);
var count = particles.Length;
bounds = new List <GPUBound>();
Bintree(Vector3.zero, Vector3.one, depth);
boundsBuffer = new ComputeBuffer(bounds.Count, Marshal.SizeOf(typeof(GPUBound_t)));
boundsBuffer.SetData(bounds.Select(b => b.Structure()).ToArray());
boundsReferencesBuffer = new ComputeBuffer(count, Marshal.SizeOf(typeof(int)));
var kernel = shader.FindKernel("Octree");
shader.SetBuffer(kernel, "_Bounds", boundsBuffer);
shader.SetInt("_BoundsCount", bounds.Count);
shader.SetBuffer(kernel, "_BoundsReferences", boundsReferencesBuffer);
Dispatch(kernel, system);
shader.SetBuffer(0, "_BoundsReferences", boundsReferencesBuffer);
}
public override void Render(GPUParticleSystem system)
{
material.SetFloat("_Speed", speed);
material.SetFloat("_Count", system.Count);
if (side < 0f)
{
side = Mathf.Pow(system.Count, 1f / 3f);
material.SetVector("_Side", new Vector2(side, 1f / side));
// offset = Vector3.one * (side * 0.5f);
offset = Vector3.one * (side * 0.5f) + new Vector3(Random.Range(-0.25f, 0.25f) * side, Random.Range(-0.25f, 0.25f) * side, Random.Range(-0.25f, 0.25f) * side);
int len = Mathf.FloorToInt(side);
flags = new bool[len, len, len];
SetFlag(offset, true);
}
material.SetFloat("_Size", system.Size);
material.SetVector("_Offset", -(offset + new Vector3(0f, 0f, depth + side * 0.25f)));
var position = system.GetProp("_Position");
var rotation = system.GetProp("_Rotation");
material.SetTexture(position.Key, position.FBO.ReadTex);
material.SetTexture(rotation.Key, rotation.FBO.ReadTex);
Blit(position.FBO, material, 0);
Blit(rotation.FBO, material, 1);
}
public override void Render(GPUParticleSystem system)
{
var velocity = system.GetProp("_Velocity");
material.SetTexture(velocity.Key, velocity.FBO.ReadTex);
material.SetFloat("_T", t);
Blit(velocity.FBO, material);
}
public override void Render(GPUParticleSystem system)
{
var buffer = system.GetProp("_Color");
material.SetTexture(buffer.Key, buffer.FBO.ReadTex);
material.SetColor("_Color", color);
Blit(buffer.FBO, material, 0);
}
public override void Dispatch(GPUParticleSystem system)
{
shader.SetVector("_Force", force);
shader.SetVector("_Seed", seed);
shader.SetFloat("_DT", Time.deltaTime);
shader.SetFloat("_LifetimeSpeed", lifetimeSpeed);
shader.SetVector("_EmissionCenter", emissionArea.center);
shader.SetVector("_EmissionSize", emissionArea.size * 0.5f);
base.Dispatch(system);
}
public override void Dispatch(GPUParticleSystem system)
{
if (stateBuffer == null)
{
Setup(system.ParticleBuffer);
}
shader.SetFloat("_DT", Time.deltaTime * speed);
shader.SetFloat("_Scale", scale);
base.Dispatch(system);
}
public override void Render(GPUParticleSystem system)
{
var velocity = system.GetProp("_Velocity");
var position = system.GetProp("_Position");
if (velocity != null && position != null)
{
material.SetTexture(velocity.Key, velocity.FBO.ReadTex);
material.SetTexture(position.Key, position.FBO.ReadTex);
Blit(position.FBO, material);
}
}
public override void Dispatch(GPUParticleSystem system)
{
shader.SetFloat("_Size", size);
shader.SetFloat("_Intensity", intensity);
shader.SetFloat("_Speed", speed);
shader.SetFloat("_R", 1f / system.ParticleBuffer.count);
shader.SetFloat("_Time", ticker);
shader.SetFloat("_DT", Time.deltaTime * speed);
base.Dispatch((int)mode, system);
}
public override void Dispatch(GPUParticleSystem system)
{
if (boundsBuffer == null)
{
Setup(system);
}
UpdateBounds();
shader.SetBuffer(dispatchID, "_Bounds", boundsBuffer);
shader.SetFloat("_T", (mode == ExtrusionMode.Physics) ? 1f : t);
base.Dispatch(system);
}
public override void Dispatch(GPUParticleSystem system)
{
if (fromBuffer == null)
{
Setup(system.ParticleBuffer);
Animate();
}
if (fromBuffer != null)
{
shader.SetFloat("_T", t);
base.Dispatch(system);
}
}
public override void Dispatch(GPUParticleSystem system)
{
CheckInit();
int count = explosions.Count;
if (count > 0)
{
explosionBuffer.SetData(explosions.ToArray());
shader.SetBuffer(0, "_Explosions", explosionBuffer);
shader.SetInt("_ExplosionsCount", count);
base.Dispatch(system);
explosions.Clear();
}
}
public override void Render(GPUParticleSystem system)
{
material.SetFloat("_Count", system.Count);
material.SetFloat("_Side", Mathf.Sqrt(system.Count));
material.SetFloat("_Size", system.Size);
material.SetVector("_Offset", offset);
material.SetFloat("_Depth", Camera.main.transform.position.z + distance);
var position = system.GetProp("_Position");
var rotation = system.GetProp("_Rotation");
material.SetTexture(position.Key, position.FBO.ReadTex);
material.SetTexture(rotation.Key, rotation.FBO.ReadTex);
Blit(position.FBO, material, 0);
Blit(rotation.FBO, material, 1);
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
GPUParticleSystem system = target as GPUParticleSystem;
EditorGUILayout.LabelField("Sort GPUParticleUpdaters");
EditorGUI.indentLevel++;
int n = system.updaters.Count;
for (int i = 0; i < n; i++)
{
var updater = system.updaters[i];
if (updater == null)
{
system.updaters.RemoveAt(i);
return;
}
GUILayout.BeginHorizontal();
GUILayout.Label(updater.name);
if (i != 0 && GUILayout.Button("up", GUILayout.Width(50), GUILayout.Height(20)))
{
var tmp = system.updaters[i];
system.updaters[i] = system.updaters[i - 1];
system.updaters[i - 1] = tmp;
break;
}
else if (i != n - 1 && GUILayout.Button("down", GUILayout.Width(50), GUILayout.Height(20)))
{
var tmp = system.updaters[i];
system.updaters[i] = system.updaters[i + 1];
system.updaters[i + 1] = tmp;
break;
}
else if (GUILayout.Button("Remove", GUILayout.Width(50), GUILayout.Height(20)))
{
system.updaters.RemoveAt(i);
break;
}
GUILayout.EndHorizontal();
}
}
public override void Render(GPUParticleSystem system)
{
int side = Mathf.FloorToInt(Mathf.Sqrt(system.Count));
CheckInit(side, side);
var position = system.GetProp("_Position");
var velocity = system.GetProp("_Velocity");
var color = system.GetProp("_Color");
material.SetTexture(position.Key, position.FBO.ReadTex);
material.SetTexture(velocity.Key, velocity.FBO.ReadTex);
material.SetTexture(color.Key, color.FBO.ReadTex);
var matrix = transform.localToWorldMatrix;
material.SetMatrix("_Matrix", matrix);
Blit(velocity.FBO, material, 0);
Blit(color.FBO, material, 1);
}
public override void Init(GPUParticleSystem system)
{
var position = system.GetProp("_Position");
if (position != null)
{
Blit(position.FBO, material, 0);
}
var velocity = system.GetProp("_Velocity");
if (velocity != null)
{
Blit(velocity.FBO, material, 1);
}
var color = system.GetProp("_Color");
if (color != null)
{
Blit(color.FBO, material, 2);
}
}
protected void Dispatch(int id, GPUParticleSystem system)
{
shader.SetBuffer(id, _BufferKey, system.ParticleBuffer);
shader.Dispatch(id, system.ParticleBuffer.count / _Thread + 1, 1, 1);
}
public virtual void Dispatch(GPUParticleSystem system)
{
Dispatch(dispatchID, system);
}
public override void Dispatch(GPUParticleSystem system)
{
shader.SetFloat("_Time", ticker);
base.Dispatch(system);
}
public virtual void Init(GPUParticleSystem system)
{
}
public virtual void Render(GPUParticleSystem system)
{
}
public override void Dispatch(GPUParticleSystem system)
{
shader.SetVector("_GravityDirection", system.transform.InverseTransformDirection(direction));
shader.SetFloat("_Gravity", gravity);
base.Dispatch(system);
}
