ebiten/graphics/geometry_matrix.go

package graphics

type GeometryMatrix struct {
	AffineMatrix
}

const geometryMatrixDimension = 3

func NewGeometryMatrix() *GeometryMatrix {
	return &GeometryMatrix{*NewAffineMatrix(geometryMatrixDimension)}
}

func IdentityGeometryMatrix() *GeometryMatrix {
	return &GeometryMatrix{*IdentityAffineMatrix(geometryMatrixDimension)}
}

func (matrix *GeometryMatrix) Clone() *GeometryMatrix {
	return &GeometryMatrix{*(matrix.AffineMatrix.Clone())}
}

func (matrix *GeometryMatrix) A() float64 {
	return matrix.Element(0, 0)
}

func (matrix *GeometryMatrix) B() float64 {
	return matrix.Element(0, 1)
}

func (matrix *GeometryMatrix) C() float64 {
	return matrix.Element(1, 0)
}

func (matrix *GeometryMatrix) D() float64 {
	return matrix.Element(1, 1)
}

func (matrix *GeometryMatrix) Tx() float64 {
	return matrix.Element(0, 2)
}

func (matrix *GeometryMatrix) Ty() float64 {
	return matrix.Element(1, 2)
}

func (matrix *GeometryMatrix) SetA(a float64) {
	matrix.SetElement(0, 0, a)
}

func (matrix *GeometryMatrix) SetB(b float64) {
	matrix.SetElement(0, 1, b)
}

func (matrix *GeometryMatrix) SetC(c float64) {
	matrix.SetElement(1, 0, c)
}

func (matrix *GeometryMatrix) SetD(d float64) {
	matrix.SetElement(1, 1, d)
}

func (matrix *GeometryMatrix) SetTx(tx float64) {
	matrix.SetElement(0, 2, tx)
}

func (matrix *GeometryMatrix) SetTy(ty float64) {
	matrix.SetElement(1, 2, ty)
}