/// <summary>
/// Updates all particles positions, if resolution changed, it will initialize new particles
/// </summary>
private void UpdateParticles()
{
Debug.Log("Updating Particles");
int shouldBe = GetNumParticles();
if (particles.Length != shouldBe)
{
CreateParticles();
}
Vector2 uRange = repository.GetURange(), vRange = repository.GetVRange();
float uSpan = uRange.y - uRange.x, vSpan = vRange.y - vRange.x;
float uRes = uSpan / this.resolution, vRes = vSpan / this.resolution;
float u, v;
for (int i = 0; i < this.resolution; i++)
{
u = uRange.x + i * uRes;
for (int j = 0; j < this.resolution; j++)
{
v = vRange.x + j * vRes;
ParticleSystem.Particle part = particles[GetIndex(i, j)];
Vector3 p = repository.GetVect(u, v);
//Vector3 p = new Vector3((float)i / this.resolution, (float) j / this.resolution, 0);
part.position = p;
part.color = Color.red;
part.size = 0.5f;
}
}
system.SetParticles(particles, particles.Length);
//GetComponent<ParticleSystem>().SetParticles(particles, particles.Length);
}
private void ReDoMesh()
{
Mesh mesh;
MeshFilter filter = parent.GetComponent <MeshFilter>();
filter.mesh = null;
filter.mesh = mesh = new Mesh();
mesh.name = "Procedural Grid";
Vector2 uBounds = repository.GetURange(), vBounds = repository.GetVRange();
float uSpan = uBounds.y - uBounds.x, vSpan = vBounds.y - vBounds.x;
float uRes = uSpan / (this.resolution - 1), vRes = vSpan / (this.resolution - 1);
vertices = new Vector3[resolution * resolution];
Vector2[] uv = new Vector2[vertices.Length];
float u, v;
for (int y = 0, a = 0; y < this.resolution; y++)
{
v = vBounds.x + y * vRes;
for (int x = 0; x < this.resolution; x++, a++)
{
u = uBounds.x + x * uRes;
vertices[a] = repository.GetVect(u, v);
uv[y] = new Vector2(x / this.resolution, y / this.resolution);
}
}
mesh.vertices = vertices;
mesh.uv = uv;
int[] triangles = new int[this.resolution * this.resolution * 6];
int verts = this.resolution * this.resolution;
for (int i = 0; i < verts; i++)
{
triangles[i * 6] = i;
triangles[(i * 6) + 1] = (i + 1) % verts;
triangles[(i * 6) + 2] = (i + this.resolution + 1) % verts;
triangles[(i * 6) + 3] = i;
triangles[(i * 6 + 4)] = (i + 1 + this.resolution) % verts;
triangles[(i * 6) + 5] = (i + this.resolution) % verts;
}
mesh.triangles = triangles;
mesh.RecalculateTangents();
mesh.RecalculateNormals();
}
private void UpdateParticles()
{
Vector2 uRange = repository.GetURange(), vRange = repository.GetVRange();
float uSpan = uRange.y - uRange.x, vSpan = vRange.y - vRange.x;
float uRes = uSpan / this.resolution, vRes = vSpan / this.resolution;
//float scale = Mathf.Max(uRes, vRes);
Debug.Log("Scale " + scale);
float u, v;
for (int i = 0; i < this.resolution; i++)
{
u = uRange.x + i * uRes;
for (int j = 0; j < this.resolution; j++)
{
v = vRange.x + j * vRes;
GameObject part = points[GetIndex(i, j)];
Vector3 p = repository.GetVect(u, v);
part.transform.SetPositionAndRotation(p, Quaternion.identity);
part.transform.localScale = Vector3.one * scale;
}
}
}
