public void Transform(Matrix mat) { RotationalTransformation rot = new RotationalTransformation(); rot.Matrix = mat; rot.RotateDegreesAroundOrigin(mRotation); LinearTransformation lt = new LinearTransformation(); lt.Matrix = mat; if (mAspect < 0) { lt.StretchX = 1 + mAspect; lt.Transform(); } if (mAspect > 0) { lt.StretchY = 1 - +mAspect; lt.Transform(); } }
public Matrix GeneratePolygon() { if (mShapeType == EShapeType.Polygon) { Matrix mat = new Matrix(2); for (int i = 0; i < mSides; i++) { double x = mRadius * Math.Cos((2 * Math.PI / mSides) * i); double y = mRadius * Math.Sin((2 * Math.PI / mSides) * i); mat.AddRow(new Double[] { x, y }); } if (mIsBeveled) { Matrix bevelmat = (Matrix)mat.Clone(); RotationalTransformation rot = new RotationalTransformation() { Matrix = bevelmat }; rot.Matrix = bevelmat; rot.RotateDegreesAroundOrigin(mBevelOffset); mat.Interleave(bevelmat, false); rot.Matrix = mat; rot.RotateDegreesAroundOrigin(-mBevelOffset / 2); } return(mat); } else { Matrix outerMat = new Matrix(2); for (int i = 0; i < mSides; i++) { double x = mRadius * Math.Cos((2 * Math.PI / mSides) * i); double y = mRadius * Math.Sin((2 * Math.PI / mSides) * i); outerMat.AddRow(new Double[] { x, y }); } Matrix innerMat = (Matrix)outerMat.Clone(); innerMat.Multiply(mInnerRadius / mRadius); // Will work because centered about origin RotationalTransformation rot = new RotationalTransformation() { Matrix = innerMat }; rot.RotateRadiansAroundOrigin(Math.PI / mSides); //Circle is 2PI radians if (mIsAngularlyOffset) { rot.RotateDegreesAroundOrigin(mAngularOffset); } outerMat.Interleave(innerMat, false); if (mIsBeveled) { Matrix bevelmat = (Matrix)outerMat.Clone(); rot.Matrix = bevelmat; rot.RotateDegreesAroundOrigin(mBevelOffset); outerMat.Interleave(bevelmat, false); rot.Matrix = outerMat; rot.RotateDegreesAroundOrigin(-mBevelOffset / 2);//Remove appearance of rotation } return(outerMat); } }