public IComplexGeometry Clone()
{
Mesh <TVertex> newMesh = new Mesh <TVertex>(mesh.vertices);
Indices newIndices = indices.Clone();
ComplexGeometry <TVertex> newGeom = new ComplexGeometry <TVertex>(newMesh, newIndices);
return(newGeom);
}
static public IComplexGeometry CreateIcosphere(int subDivisions)
{
Vertex3DColor[] verts = new Vertex3DColor[12];
Vector4 color = new Vector4(0.2f, 0.2f, 1.0f, 1.0f);
Vector4 color2 = new Vector4(1.0f, 0.2f, 1.0f, 1.0f);
Vector4 color3 = new Vector4(0.2f, 1.0f, 1.0f, 1.0f);
const float t = 1.61803398875f; // approximation of golden ratio
verts[0] = new Vertex3DColor(Vector3.Normalize(new Vector3(-1, t, 0)), color2); // Subdivision generates Sierpinski triangle at pole
verts[1] = new Vertex3DColor(Vector3.Normalize(new Vector3(1, t, 0)), color);
verts[2] = new Vertex3DColor(Vector3.Normalize(new Vector3(-1, -t, 0)), color);
verts[3] = new Vertex3DColor(Vector3.Normalize(new Vector3(1, -t, 0)), color3); // Subdivision generates Sierpinski triangle at other pole
verts[4] = new Vertex3DColor(Vector3.Normalize(new Vector3(0, -1, t)), color);
verts[5] = new Vertex3DColor(Vector3.Normalize(new Vector3(0, 1, t)), color);
verts[6] = new Vertex3DColor(Vector3.Normalize(new Vector3(0, -1, -t)), color);
verts[7] = new Vertex3DColor(Vector3.Normalize(new Vector3(0, 1, -t)), color);
verts[8] = new Vertex3DColor(Vector3.Normalize(new Vector3(t, 0, -1)), color);
verts[9] = new Vertex3DColor(Vector3.Normalize(new Vector3(t, 0, 1)), color);
verts[10] = new Vertex3DColor(Vector3.Normalize(new Vector3(-t, 0, -1)), color);
verts[11] = new Vertex3DColor(Vector3.Normalize(new Vector3(-t, 0, 1)), color);
var mesh = new Mesh <Vertex3DColor>(verts);
var indices = new List <uint>();
AddIndices(ref indices, 0, 1, 7);
AddIndices(ref indices, 0, 5, 1);
AddIndices(ref indices, 0, 11, 5);
AddIndices(ref indices, 0, 10, 11);
AddIndices(ref indices, 0, 7, 10);
AddIndices(ref indices, 1, 5, 9);
AddIndices(ref indices, 5, 4, 9);
AddIndices(ref indices, 5, 11, 4);
AddIndices(ref indices, 11, 2, 4);
AddIndices(ref indices, 11, 10, 2);
AddIndices(ref indices, 10, 6, 2);
AddIndices(ref indices, 10, 7, 6);
AddIndices(ref indices, 7, 8, 6);
AddIndices(ref indices, 7, 1, 8);
AddIndices(ref indices, 1, 9, 8);
AddIndices(ref indices, 3, 4, 2);
AddIndices(ref indices, 3, 2, 6);
AddIndices(ref indices, 3, 6, 8);
AddIndices(ref indices, 3, 8, 9);
AddIndices(ref indices, 3, 9, 4);
var geometry = new ComplexGeometry <Vertex3DColor>(mesh, indices.ToArray());
int vertCount = geometry.SubDivide(subDivisions);
return(geometry);
}
public void Update()
{
camera.Update();
worldRenderGeometry = world.geometry.GenerateDualMesh <Vertex3DColorUV>();
borderGeometry = world.plates.GenerateBorderGeometry <Vertex3DColor>();
borderRenderer.Update(borderGeometry);
worldRenderer.Update(worldRenderGeometry);
worldVertsDebugRenderer.Update(world.geometry);
ComplexGeometry <Vertex3D> centroidGeom = new ComplexGeometry <Vertex3D>(world.geometry.GenerateCentroidPointMesh())
{
PrimitiveType = PrimitiveType.Points
};
worldCentroidDebugRenderer.Update(centroidGeom);
var spinGeom = world.plates.GenerateSpinDriftDebugGeom(true);
worldPlateSpinDebugRenderer.Update(spinGeom);
spinGeom = world.plates.GenerateSpinDriftDebugGeom(false);
worldPlateDriftDebugRenderer.Update(spinGeom);
}
public IComplexGeometry ClonePosition <TVertex2>() where TVertex2 : struct, IVertex
{
TVertex2[] newVerts = new TVertex2[mesh.vertices.Length];
int index = 0;
foreach (var iter in mesh.vertices)
{
TVertex vertex = iter;
Vector3 pos = MeshAttr.GetPosition(ref vertex);
newVerts[index] = new TVertex2();
MeshAttr.SetPosition(ref newVerts[index], ref pos);
index++;
}
Mesh <TVertex2> newMesh = new Mesh <TVertex2>(newVerts);
Indices newIndices = null;
if (indices != null)
{
newIndices = indices.Clone();
}
ComplexGeometry <TVertex2> newGeom = new ComplexGeometry <TVertex2>(newMesh, newIndices);
return(newGeom);
}
