void Start()
{
random = new Random32(1);
pieces = new Piece[capacity];
particleMesh = new ParticleMesh(meshRenderer, meshFilter, capacity * 2);
Emit();
}
public void Initialize(Camera camera, int triangleCapacity)
{
Mesh = new ParticleMesh(
particleShader,
meshRenderer,
meshFilter,
triangleCapacity);
}
public void Draw(
ParticleMesh mesh,
float halfZSize,
float halfXSize)
{
var halfForward = forwardAxis * halfZSize;
var halfRight = rightAxis * halfXSize;
mesh.AddRectangleWholeTexture(
ref position,
ref halfForward,
ref halfRight);
}
public void Draw(
ParticleMesh mesh,
float halfZSize,
float halfXSize)
{
Vector3 halfForward, halfRight;
Math.SetMul(out halfForward, ref forwardAxis, halfZSize);
Math.SetMul(out halfRight, ref rightAxis, halfXSize);
mesh.AddRectangle(
ref position,
ref halfForward,
ref halfRight,
ref uv);
}
private static void allocatePool()
{
pool = new ParticleMesh();
pool.pos = new Vector3[4 * POOL_SIZE];
pool.uv = new Vector2[4 * POOL_SIZE];
pool.tri = new int [6 * POOL_SIZE];
pool.id = new Vector2[4 * POOL_SIZE];
for (int i = 0; i < POOL_SIZE; i++)
{
int idx4 = i * 4;
int idx6 = i * 6;
pool.pos[idx4 + 0] = new Vector3(0, 0, 0);
pool.pos[idx4 + 1] = new Vector3(0, 0, 0);
pool.pos[idx4 + 2] = new Vector3(0, 0, 0);
pool.pos[idx4 + 3] = new Vector3(0, 0, 0);
pool.uv[idx4 + 0] = new Vector2(0, 0);
pool.uv[idx4 + 1] = new Vector2(1, 0);
pool.uv[idx4 + 2] = new Vector2(0, 1);
pool.uv[idx4 + 3] = new Vector2(1, 1);
pool.tri[idx6 + 0] = idx4 + 0;
pool.tri[idx6 + 1] = idx4 + 2;
pool.tri[idx6 + 2] = idx4 + 1;
pool.tri[idx6 + 3] = idx4 + 2;
pool.tri[idx6 + 4] = idx4 + 3;
pool.tri[idx6 + 5] = idx4 + 1;
// Passing ID as UV2.
Vector2 id_val = new Vector2(i + 1, 0);
pool.id[idx4 + 0] = id_val;
pool.id[idx4 + 1] = id_val;
pool.id[idx4 + 2] = id_val;
pool.id[idx4 + 3] = id_val;
}
}
