private PickedGeometry RunPicking(RenderEventArgs arg, int x, int y)
{
lock (this.synObj)
{
// prepare pickable elements
PickableRenderer pickable = this.rendererDict[this.SelectedModel].PickableRenderer;
pickable.MVP = this.camera.GetProjectionMat4() * this.camera.GetViewMat4();
PickedGeometry pickedGeometry = ColorCodedPicking.Pick(
arg, x, y,
pickable);
return(pickedGeometry);
}
}
private void glCanvas1_MouseMove(object sender, MouseEventArgs e)
{
if (rotator.MouseDownFlag)
{
rotator.MouseMove(e.X, e.Y);
this.cameraUpdated = true;
}
{
IColorCodedPicking pickable = this.renderer;
pickable.MVP = this.camera.GetProjectionMat4() * this.camera.GetViewMat4();
IPickedGeometry pickedGeometry = ColorCodedPicking.Pick(
this.camera, e.X, e.Y, this.glCanvas1.Width, this.glCanvas1.Height, pickable);
if (pickedGeometry != null)
{
this.bulletinBoard.SetContent(pickedGeometry.ToString());
}
else
{
this.bulletinBoard.SetContent("picked nothing.");
}
}
}