public static void SliceHorz(GameObject sourceGameObject, GameObject clipperPlane, Mesh targetMesh, Mesh[] slicedMeshes, int idx, int slices, Bounds bounds, bool cap)
{
Vector3 minBounds = bounds.min;
Vector3 maxBounds = bounds.max;
Mesh cuttingMesh = targetMesh;
Mesh[] slicedHorzMeshes = new Mesh[slices];
for (int i = 0; i < slices; i++)
{
slicedHorzMeshes[i] = new Mesh();
}
clipperPlane.transform.rotation = Quaternion.Euler(0, 0, 90);
for (int i = 0; i < slices - 1; i++)
{
clipperPlane.transform.position = new Vector3(Mathf.Lerp(minBounds.x, maxBounds.x, (float)(i + 1) / (float)slices), 0, 0);
Mesh[] horzClipMeshes = new Mesh[2];
horzClipMeshes[0] = slicedHorzMeshes[i];
horzClipMeshes[1] = slicedHorzMeshes[i + 1];
if (MeshSlicer.CutTriangleMesh(horzClipMeshes, cuttingMesh, new Plane(clipperPlane.transform.up, clipperPlane.transform.position), sourceGameObject.transform, clipperPlane.transform, cap))
{
cuttingMesh = horzClipMeshes[1];
}
}
for (int i = 0; i < slices; i++)
{
slicedMeshes[idx + i].Clear();
slicedMeshes[idx + i] = slicedHorzMeshes[i];
}
}
public static Mesh[] ChunkMesh(GameObject sourceGameObject, Mesh[] slicedMeshes, int verticalSlices, int horizontalSlices, bool cap)
{
Mesh sourceMesh = sourceGameObject.GetComponent <MeshFilter>().mesh;
Bounds bounds = sourceGameObject.renderer.bounds;
Vector3 minBounds = bounds.min;
Vector3 maxBounds = bounds.max;
GameObject clipperPlane = GameObject.CreatePrimitive(PrimitiveType.Plane);
if (verticalSlices == 1)
{
MeshSlicer.SliceHorz(sourceGameObject, clipperPlane, sourceMesh, slicedMeshes, 0, horizontalSlices, bounds, cap);
}
else
{
for (int j = 0; j < verticalSlices - 1; j++)
{
clipperPlane.transform.rotation = Quaternion.Euler(0, 0, 0);
clipperPlane.transform.position = new Vector3(0, Mathf.Lerp(maxBounds.y, minBounds.y, (float)(j + 1) / (float)verticalSlices), 0);
Mesh[] vertClipMeshes = new Mesh[2];
vertClipMeshes[0] = slicedMeshes[j * horizontalSlices];
vertClipMeshes[1] = slicedMeshes[(j + 1) * horizontalSlices];
MeshSlicer.CutTriangleMesh(vertClipMeshes, sourceMesh, new Plane(clipperPlane.transform.up, clipperPlane.transform.position), sourceGameObject.transform, clipperPlane.transform, cap);
MeshSlicer.SliceHorz(sourceGameObject, clipperPlane, slicedMeshes[j * horizontalSlices], slicedMeshes, j * horizontalSlices, horizontalSlices, bounds, cap);
sourceMesh = vertClipMeshes[1];
}
MeshSlicer.SliceHorz(sourceGameObject, clipperPlane, slicedMeshes[(verticalSlices - 1) * horizontalSlices], slicedMeshes, (verticalSlices - 1) * horizontalSlices, horizontalSlices, bounds, cap);
}
Destroy(clipperPlane);
return(slicedMeshes);
}