void CreateMesh()
{
mesh = generator.MakeRock();
previewMeshFilter.mesh = Convert.ToUnityMesh(mesh);
if (previewEditor)
{
DestroyImmediate(previewEditor);
}
previewEditor = Editor.CreateEditor(previewObj);
}
public static Mesh ToUnityMesh(MeshDecimator.Mesh dmesh)
{
return(new Mesh {
vertices = dmesh.Vertices
.Select(v => new Vector3((float)v.x,
(float)v.y,
(float)v.z))
.ToArray(),
// uv = dmesh.UV1.Select(uv => new Vector2(uv.x, uv.y)).ToArray(),
triangles = dmesh.GetIndices(0),
normals = dmesh.Normals.Select(v => new Vector3(v.x, v.y, v.z))
.ToArray()
});
}
public static string SaveMesh(MeshDecimator.Mesh mesh, string fileName)
{
var fullFileName = Path.ChangeExtension(fileName, "obj");
var data = WaveFrontObjExporter.ToObjString(mesh);
#if UNITY_WEBGL && !UNITY_EDITOR
TriggerDownloadTextFile(data, fullFileName);
return(fileName);
#else
var path = Path.Combine(Application.dataPath, fullFileName);
File.WriteAllText(path, data);
return(path);
#endif
}
public MeshDecimator.Mesh ExportMDMesh()
{
int[] args = new int[] { 0, 1, 0, 0 };
argBuffer.SetData(args);
ComputeBuffer.CopyCount(appendVertexBuffer, argBuffer, 0);
argBuffer.GetData(args);
int numTris = args[0];
int numVerts = args[0] * 3;
// 18 floats per Tri
// x,y,z,nx,ny,nz
// x,y,z,nx,ny,nz
// x,y,z,nx,ny,nz
float[] dataCPU = new float[numTris * 18];
appendVertexBuffer.GetData(dataCPU);
var faces = new int[numVerts];
var verts = new MeshDecimator.Math.Vector3d[numVerts];
int vertIndex = 0;
for (int i = 0; i < numTris; i++)
{
int addr = i * 18;
verts[vertIndex++] = new MeshDecimator.Math.Vector3d(dataCPU[addr++], dataCPU[addr++], dataCPU[addr++]);
addr += 3;
verts[vertIndex++] = new MeshDecimator.Math.Vector3d(dataCPU[addr++], dataCPU[addr++], dataCPU[addr++]);
addr += 3;
verts[vertIndex++] = new MeshDecimator.Math.Vector3d(dataCPU[addr++], dataCPU[addr++], dataCPU[addr++]);
addr += 3;
}
for (int i = 0; i < numVerts; i++)
{
faces[i] = i;
}
MeshDecimator.Mesh outmesh = new MeshDecimator.Mesh(verts, faces);
doRender = false;
return(outmesh);
}
