public void Bind(Transform sourceTransform,
Transform targetTransform)
{
bound = false;
if (sourceTopology == null || sourceTopology.InputMesh == null ||
targetMesh == null || sourceTransform == null || targetTransform == null)
{
return;
}
this.sourceSkinTransform = new SkinTransform(sourceTransform);
this.targetSkinTransform = new SkinTransform(targetTransform);
IntPtr solver = Oni.CreateSolver(0, 0);
// get source mesh:
float[] transformData = new float[16];
for (int i = 0; i < 16; ++i)
{
transformData[i] = sourceTransform.worldToLocalMatrix[i];
}
IntPtr sourceDefMesh = Oni.CreateDeformableMesh(solver,
sourceTopology.HalfEdgeMesh,
IntPtr.Zero,
transformData,
IntPtr.Zero,
sourceTopology.InputMesh.vertexCount,
sourceTopology.InputMesh.vertexCount);
GCHandle sourceTrianglesHandle = Oni.PinMemory(sourceTopology.InputMesh.triangles);
GCHandle sourceVerticesHandle = Oni.PinMemory(sourceTopology.InputMesh.vertices);
GCHandle sourceNormalsHandle = Oni.PinMemory(sourceTopology.InputMesh.normals);
GCHandle sourceTangentsHandle = Oni.PinMemory(sourceTopology.InputMesh.tangents);
Oni.SetDeformableMeshData(sourceDefMesh, sourceTrianglesHandle.AddrOfPinnedObject(),
sourceVerticesHandle.AddrOfPinnedObject(),
sourceNormalsHandle.AddrOfPinnedObject(),
sourceTangentsHandle.AddrOfPinnedObject(),
IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
// get target mesh transform data:
for (int i = 0; i < 16; ++i)
{
transformData[i] = targetTransform.worldToLocalMatrix[i];
}
IntPtr targetDefMesh = Oni.CreateDeformableMesh(solver,
IntPtr.Zero,
IntPtr.Zero,
transformData,
IntPtr.Zero,
targetMesh.vertexCount,
targetMesh.vertexCount);
GCHandle meshTrianglesHandle = Oni.PinMemory(targetMesh.triangles);
GCHandle meshVerticesHandle = Oni.PinMemory(targetMesh.vertices);
GCHandle meshNormalsHandle = Oni.PinMemory(targetMesh.normals);
GCHandle meshTangentsHandle = Oni.PinMemory(targetMesh.tangents);
Oni.SetDeformableMeshData(targetDefMesh, meshTrianglesHandle.AddrOfPinnedObject(),
meshVerticesHandle.AddrOfPinnedObject(),
meshNormalsHandle.AddrOfPinnedObject(),
meshTangentsHandle.AddrOfPinnedObject(),
IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
// Perform the binding process:
Oni.Bind(triangleSkinMap, sourceDefMesh, targetDefMesh, masterFlags, slaveFlags);
// Cleanup data:
Oni.UnpinMemory(sourceTrianglesHandle);
Oni.UnpinMemory(sourceVerticesHandle);
Oni.UnpinMemory(sourceNormalsHandle);
Oni.UnpinMemory(sourceTangentsHandle);
Oni.UnpinMemory(meshTrianglesHandle);
Oni.UnpinMemory(meshVerticesHandle);
Oni.UnpinMemory(meshNormalsHandle);
Oni.UnpinMemory(meshTangentsHandle);
Oni.DestroyDeformableMesh(solver, sourceDefMesh);
Oni.DestroyDeformableMesh(solver, targetDefMesh);
Oni.DestroySolver(solver);
// Get skinned vertex count:
int skinCount = Oni.GetSkinnedVertexCount(triangleSkinMap);
// Create arrays of the appropiate size to store skinning data:
skinnedVertices = new int[skinCount];
skinnedTriangles = new int[skinCount];
baryPositions = new Vector3[skinCount];
baryNormals = new Vector3[skinCount];
baryTangents = new Vector3[skinCount];
// Retrieve skinning data:
Oni.GetSkinInfo(triangleSkinMap,
skinnedVertices,
skinnedTriangles,
baryPositions,
baryNormals,
baryTangents);
bound = true;
}
