public static Mesh SuperVolume(float radius, SuperShapeParams shape1, SuperShapeParams shape2, int lonRes, int latRes)
{
Vector3[] vertices = new Vector3[lonRes * latRes];
Color[] colors = new Color[lonRes * latRes];
int[] indices = new int[6 * (lonRes - 1) * (latRes - 1)];
int indicesIndex = 0;
for (int j = 0; j < lonRes; j++)
{
float teta = -Mathf.PI + (float)j / (float)(lonRes - 1) * 2 * Mathf.PI;
Color color = Color.HSVToRGB((float)j / ((float)lonRes - 1), 1, 1);
float r1 = SuperShape(teta, 1, 1, shape1.n1, shape1.n2, shape1.n3, shape1.m1, shape1.m2);
for (int i = 0; i < latRes; i++)
{
float sigma = -Mathf.PI / 2 + (float)i / (float)(latRes - 1) * Mathf.PI;
float r2 = SuperShape(sigma, 1, 1, shape2.n1, shape2.n2, shape2.n3, shape2.m1, shape2.m2);
float x = radius * r1 * Mathf.Cos(teta) * r2 * Mathf.Cos(sigma);
float z = radius * r1 * Mathf.Sin(teta) * r2 * Mathf.Cos(sigma);
float y = radius * r2 * Mathf.Sin(sigma);
vertices[GetIndex(j, i, lonRes)] = new Vector3(x, y, z);
colors[GetIndex(j, i, lonRes)] = color;
if (i != latRes - 1)
{
if (j != lonRes - 1)
{
indices[indicesIndex] = GetIndex(j, i, lonRes);
indices[indicesIndex + 1] = GetIndex(j, i + 1, lonRes);
indices[indicesIndex + 2] = GetIndex(j + 1, i, lonRes);
indicesIndex += 3;
}
if (j != 0)
{
indices[indicesIndex] = GetIndex(j, i, lonRes);
indices[indicesIndex + 1] = GetIndex(j - 1, i + 1, lonRes);
indices[indicesIndex + 2] = GetIndex(j, i + 1, lonRes);
indicesIndex += 3;
}
}
}
}
Mesh mesh = new Mesh();
mesh.vertices = vertices;
mesh.SetIndices(indices, MeshTopology.Triangles, 0, true);
mesh.colors = colors;
mesh.RecalculateBounds();
mesh.RecalculateNormals();
mesh.RecalculateTangents();
return(mesh);
}
private void InitializeShapeArrays()
{
_nextShapes = new SuperShapeParams[_shapes.Length];
_currentShapes = new SuperShapeParams[_shapes.Length];
for (int i = 0; i < _shapes.Length; i++)
{
_nextShapes[i] = new SuperShapeParams();
_currentShapes[i] = new SuperShapeParams();
_currentShapes[i].n1 = _shapes[i].n1;
_currentShapes[i].n2 = _shapes[i].n2;
_currentShapes[i].n3 = _shapes[i].n3;
_currentShapes[i].m1 = _shapes[i].m1;
_currentShapes[i].m2 = _shapes[i].m2;
}
}
/// <summary>
/// Update a mesh created with the SuperVolume methode
/// lonRes and latRes must be the sames than during the SuperVolume creation
/// </summary>
public static void UpdateSuperVolume(ref Mesh svMesh, float radius, SuperShapeParams shape1, SuperShapeParams shape2, int lonRes, int latRes)
{
Vector3[] vertices = svMesh.vertices;
for (int j = 0; j < lonRes; j++)
{
float teta = -Mathf.PI + (float)j / (float)(lonRes - 1) * 2 * Mathf.PI;
Color color = Color.HSVToRGB((float)j / ((float)lonRes - 1), 1, 1);
float r1 = SuperShape(teta, 1, 1, shape1.n1, shape1.n2, shape1.n3, shape1.m1, shape1.m2);
for (int i = 0; i < latRes; i++)
{
float sigma = -Mathf.PI / 2 + (float)i / (float)(latRes - 1) * Mathf.PI;
float r2 = SuperShape(sigma, 1, 1, shape2.n1, shape2.n2, shape2.n3, shape2.m1, shape2.m2);
float x = radius * r1 * Mathf.Cos(teta) * r2 * Mathf.Cos(sigma);
float z = radius * r1 * Mathf.Sin(teta) * r2 * Mathf.Cos(sigma);
float y = radius * r2 * Mathf.Sin(sigma);
vertices[GetIndex(j, i, lonRes)] = new Vector3(x, y, z);
}
}
svMesh.vertices = vertices;
svMesh.RecalculateBounds();
svMesh.RecalculateNormals();
svMesh.RecalculateTangents();
}