public double[][] getGlobalMatrix() {
double[] myGlobalPosition = this.getGlobalPosition();
double[][] myGlobalTranslationMatrix = MathUtil.translationMatrix(myGlobalPosition);
double myGlobalRotation = this.getGlobalRotation();
double[][] myGlobalRotationMatrix = MathUtil.rotationMatrix(myGlobalRotation);
double myGlobalScale = this.getGlobalScale();
double[][] myGlobalScaleMatrix = MathUtil.scaleMatrix(myGlobalScale);
double[][] m = MathUtil.getIdentity();
m = MathUtil.multiply(m, myGlobalTranslationMatrix);
m = MathUtil.multiply(m, myGlobalRotationMatrix);
m = MathUtil.multiply(m, myGlobalScaleMatrix);
return m;
}
public double[][] getInverseGlobalMatrix() {
double[] globalPosition = this.getGlobalPosition();
double[] inverseTranslation = new double[2];
inverseTranslation[0] = -globalPosition[0];
inverseTranslation[1] = -globalPosition[1];
double[][] myInverseGlobalTranslationMatrix = MathUtil.translationMatrix(inverseTranslation);
double myInverseRotation = -this.getGlobalRotation();
double[][] myInverseGlobalRotationMatrix = MathUtil.rotationMatrix(myInverseRotation);
double myInverseScale = 1d / this.getGlobalScale();
double[][] myInverseGlobalScaleMatrix = MathUtil.scaleMatrix(myInverseScale);
double[][] m = MathUtil.getIdentity();
m = MathUtil.multiply(m, myInverseGlobalScaleMatrix);
m = MathUtil.multiply(m, myInverseGlobalRotationMatrix);
m = MathUtil.multiply(m, myInverseGlobalTranslationMatrix);
return m;
}