private PointF[] GetProjected3DShape(
CameraConfig videoCameraConfig,
float zoomFactor,
Point viewOffset,
IntPtr shapeUnitCoeffPtr,
uint shapeUnitCoeffCount,
IntPtr animUnitCoeffPtr,
uint animUnitCoeffCount,
float scale,
Vector3DF rotation,
Vector3DF translation)
{
this.CheckPtrAndThrow();
PointF[] faceModelProjected3DShape = null;
uint vertexCount = this.VertexCount;
IntPtr faceModel3DVerticesPtr = IntPtr.Zero;
if (shapeUnitCoeffPtr == IntPtr.Zero || shapeUnitCoeffCount == 0)
{
throw new ArgumentException("Invalid shape unit co-efficients", "shapeUnitCoeffPtr");
}
if (animUnitCoeffPtr == IntPtr.Zero || animUnitCoeffCount == 0)
{
throw new ArgumentException("Invalid animation unit co-efficients", "animUnitCoeffPtr");
}
if (vertexCount > 0)
{
try
{
faceModel3DVerticesPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Vector3DF)) * (int)vertexCount);
this.faceTrackingModelPtr.GetProjectedShape(
videoCameraConfig,
zoomFactor,
viewOffset,
shapeUnitCoeffPtr,
shapeUnitCoeffCount,
animUnitCoeffPtr,
animUnitCoeffCount,
scale,
ref rotation,
ref translation,
faceModel3DVerticesPtr,
vertexCount);
faceModelProjected3DShape = new PointF[vertexCount];
for (int i = 0; i < (int)vertexCount; i++)
{
IntPtr faceModel3DVerticesIthPtr;
if (IntPtr.Size == 8)
{
// 64bit
faceModel3DVerticesIthPtr = new IntPtr(faceModel3DVerticesPtr.ToInt64() + (i * Marshal.SizeOf(typeof(PointF))));
}
else
{
// 32bit
faceModel3DVerticesIthPtr = new IntPtr(faceModel3DVerticesPtr.ToInt32() + (i * Marshal.SizeOf(typeof(PointF))));
}
faceModelProjected3DShape[i] = (PointF)Marshal.PtrToStructure(faceModel3DVerticesIthPtr, typeof(PointF));
}
}
finally
{
if (faceModel3DVerticesPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(faceModel3DVerticesPtr);
}
}
}
return faceModelProjected3DShape;
}
public bool Equals(PointF other)
{
if (x != other.x)
{
return false;
}
return y == other.y;
}