func (g *GeoM) Translate(tx, ty float64) {
	g.tx += float32(tx)
	g.ty += float32(ty)
}
func (g *GeoM) Translate(tx, ty float64) {
	g.tx += float32(tx)
	g.ty += float32(ty)
}
func ( g * GeoM ) Translate ( tx , ty float64 ) { g . tx += float32 ( tx ) g . ty += float32 ( ty ) }
// Translate translates the matrix by (tx, ty).
Translate translates the matrix by ( tx ty ) .