public void ApplyDirtyRegion(Bound2di box)
{
INativeObject nobj = this.As <INativeObject>();
IntPtr argPtr = new IntPtr(&box);
IntPtr retVal = IntPtr.Zero;
nobj.InvokeFunction("ApplyDirtyRegion", argPtr, out retVal);
Dirty = true;
}
public ulong GetSurfaceInstanceId()
{
INativeObject nobj = this.As <INativeObject>();
IntPtr retVal = IntPtr.Zero;
nobj.InvokeFunction("GetHeightMapInstanceId", IntPtr.Zero, out retVal);
if (retVal == IntPtr.Zero)
{
return(0);
}
return(*(ulong *)retVal.ToPointer());
}
public void DrawBrush(TerrainBrush brush, Vec2F drawscale, Vec3F posW)
{
INativeObject nobj = this.As <INativeObject>();
DrawBrushArgs arg;
arg.falloff = brush.Falloff;
arg.radius = (float)brush.Radius;
arg.posW = posW;
arg.drawscale = drawscale;
IntPtr argPtr = new IntPtr(&arg);
IntPtr retval;
nobj.InvokeFunction("DrawBrush", argPtr, out retval);
}
public bool RayPick(Ray3F rayw, out RayPickRetVal retval)
{
INativeObject nobj = this.As <INativeObject>();
IntPtr retvalPtr = IntPtr.Zero;
IntPtr rayptr = new IntPtr(&rayw);
nobj.InvokeFunction("RayPick", rayptr, out retvalPtr);
if (retvalPtr != IntPtr.Zero)
{
retval = *(RayPickRetVal *)retvalPtr;
}
else
{
retval = new RayPickRetVal();
}
return(retval.picked);
}