Method DepthImage

xyz/render.go:191–205

DepthImage returns the current rendered depth image

()

// DepthImage returns the current rendered depth image
func (sc *Scene) DepthImage() ([]float32, error) {
	fr := sc.Frame
	if fr == nil {
		return nil, fmt.Errorf("xyz.Scene DepthImage: Scene does not have a Frame")
	}
	sy := &sc.Phong.Sys
	tcmd := sy.MemCmdStart()
	fr.GrabDepthImage(tcmd)
	sy.MemCmdEndSubmitWaitFree()
	depth, err := fr.Render.DepthImageArray()
	if err == nil {
		return depth, err
	}
	return nil, err
}

// UpdateMeshBBox updates the Mesh-based BBox info for all nodes.
// groups aggregate over elements