concatInverse2D method
void
concatInverse2D(
- Matrix matrix
)
Implementation
void concatInverse2D(Matrix matrix) {
final m00 = this.m00;
final m10 = this.m10;
final m20 = this.m20;
final m30 = this.m30;
final m01 = this.m01;
final m11 = this.m11;
final m21 = this.m21;
final m31 = this.m31;
final m03 = this.m03;
final m13 = this.m13;
final m23 = this.m23;
final m33 = this.m33;
final num n00 = 0.0 + matrix.d / matrix.det;
final num n10 = 0.0 - matrix.c / matrix.det;
final num n30 = 0.0 - matrix.tx * n00 - matrix.ty * n10;
final num n01 = 0.0 - matrix.b / matrix.det;
final num n11 = 0.0 + matrix.a / matrix.det;
final num n31 = 0.0 - matrix.tx * n01 - matrix.ty * n11;
_data[00] = m00 * n00 + m01 * n10 + m03 * n30;
_data[01] = m10 * n00 + m11 * n10 + m13 * n30;
_data[02] = m20 * n00 + m21 * n10 + m23 * n30;
_data[03] = m30 * n00 + m31 * n10 + m33 * n30;
_data[04] = m00 * n01 + m01 * n11 + m03 * n31;
_data[05] = m10 * n01 + m11 * n11 + m13 * n31;
_data[06] = m20 * n01 + m21 * n11 + m23 * n31;
_data[07] = m30 * n01 + m31 * n11 + m33 * n31;
}