Golang Q.Inv示例

示例#1

文件： camera.go 项目： skyview059/vu

// inverse vp view transform. For ray casting... only one view
// inverse for now. Need better design if more are needed.
func ivp(at *lin.T, xrot, scr *lin.Q, vm *lin.M4) *lin.M4 {
	rot := scr.Inv(at.Rot)
	vm.SetQ(rot)
	return vm.TranslateMT(at.Loc.X, at.Loc.Y, at.Loc.Z)
}