public Matrix3D GetTransformationMatrix()
{
//Matrix3D scaleMatrix = new Matrix3D(_scale.X, 0, 0, 0, 0, _scale.Y, 0, 0, 0, 0, _scale.Z, 0, 0, 0, 0, 1);
//Matrix3D xRotationMatrix = new Matrix3D(1, 0, 0, 0, 0, (float)Math.Cos(_rotation.X), (float)-Math.Sin(_rotation.X), 0, 0, (float)Math.Sin(_rotation.X), (float)Math.Cos(_rotation.X), 0, 0, 0, 0, 1);
//Matrix3D yRotationMatrix = new Matrix3D((float)Math.Cos(_rotation.Y), 0, (float)Math.Sin(_rotation.Y), 0, 0, 1, 0, 0, (float)-Math.Sin(_rotation.Y), 0, (float)Math.Cos(_rotation.Y), 0, 0, 0, 0, 1);
//Matrix3D zRotationMatrix = new Matrix3D((float)Math.Cos(_rotation.Z), (float)-Math.Sin(_rotation.Z), 0, 0, (float)Math.Sin(_rotation.Z), (float)Math.Cos(_rotation.Z), 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
//Matrix3D translateMatrix = new Matrix3D(1, 0, 0, _position.X, 0, 1, 0, _position.Y, 0, 0, 1, _position.Z, 0, 0, 0, 1);
//Matrix3D transformationMatrix = scaleMatrix * xRotationMatrix * yRotationMatrix * zRotationMatrix * translateMatrix;
//return transformationMatrix;
Matrix3D scaleMatrix = Matrix3D.CreateScale(_scale);
Matrix3D xRotationMatrix = Matrix3D.CreateRotationX(MathUtility.ToRadians(_rotation.X));
Matrix3D yRotationMatrix = Matrix3D.CreateRotationY(MathUtility.ToRadians(_rotation.Y));
Matrix3D zRotationMatrix = Matrix3D.CreateRotationZ(MathUtility.ToRadians(_rotation.Z));
Matrix3D translateMatrix = Matrix3D.CreateTranslation(_position.X, _position.Y, _position.Z);
Matrix3D transformationMatrix = scaleMatrix * zRotationMatrix * yRotationMatrix * xRotationMatrix * translateMatrix;
//Matrix3D transformationMatrix = scaleMatrix * xRotationMatrix * yRotationMatrix * zRotationMatrix * translateMatrix;
//Matrix3D transformationMatrix = translateMatrix * zRotationMatrix * yRotationMatrix * xRotationMatrix * scaleMatrix;
return(transformationMatrix);
}
public void CanCreateScaleMatrixWithSingleScaleValue()
{
const float scale = 2;
Matrix3D scaleMatrix = Matrix3D.CreateScale(scale);
AssertMatricesAreEqual(Matrix.Scaling(scale, scale, scale), scaleMatrix);
}
public void CanCreateScaleMatrixWithIndividualScaleValues()
{
const float x = 2;
const float y = 3;
const float z = 4;
Matrix3D scaleMatrix = Matrix3D.CreateScale(x, y, z);
AssertMatricesAreEqual(Matrix.Scaling(x, y, z), scaleMatrix);
}
private void UpdateOpenedBookTransform(float progress)
{
//scale
var openedProgress = 1 - progress;
var openedScale = MathUtility.Lerp(SelectedBookScale3D.X, 1, openedProgress);
var scaleMatrix = Matrix3D.CreateScale(openedScale);
//rotation
var openedBookQuaternion = Matrix3DHelper.Slerp(SelectedBookRotation3D, openedBookTargetQuaternion,
openedProgress, true);
var rotationM3D = Matrix3D.CreateFromQuaternion(openedBookQuaternion);
//translation
var openedX = MathUtility.Lerp(SelectedBookTranslation3D.X, OpenedBookRect.X + (float)Book.CoverWidth,
openedProgress);
var openedY = MathUtility.Lerp(SelectedBookTranslation3D.Y, OpenedBookRect.Y, openedProgress);
var translationMatrix = Matrix3D.CreateTranslation(openedX, openedY, 0);
OpenedBook.TransformMatrix3D = rotationM3D * scaleMatrix * translationMatrix;
}
private void UpdateBookTransform(Book3DViewModel bookVM, int iX, int iY)
{
var bounds3D = bookVM.GetBounds3D();
var margLeft = Config.Shelf3D.ShelfMarginLeft;
var margTop = Config.Shelf3D.ShelfMarginTop;
var margRight = Config.Shelf3D.ShelfMarginRight;
var margBottom = Config.Shelf3D.ShelfMarginBottom;
var shelfWidth = ActualSize.Width - margLeft - margRight;
var shelfHeight = ActualSize.Height - margTop - margBottom;
if (shelfWidth == 0 || shelfHeight == 0)
{
return;
}
var boardHeight = Config.Shelf3D.ShelfBoardHeight;
double bookX = bounds3D.Min.X;
double bookY = bounds3D.Min.Y;
double bookWidth = bounds3D.Size.X;
double bookHeight = bounds3D.Size.Y;
if (bookWidth > 0 && bookHeight > 0)
{
var bookSize = new Size(bookWidth, bookHeight);
var frameWidth = shelfWidth / HBS.ColumnCount;
var frameHeight = shelfHeight / HBS.RowCount;
frameWidth = Math.Max(0, frameWidth);
frameHeight = Math.Max(0, frameHeight) - boardHeight;
var frameX = frameWidth * iX + margLeft;
var frameY = (frameHeight + boardHeight) * iY + margTop;
var frameSize = new Size(frameWidth, frameHeight);
var bookScale = MathHelper.ScaleSize(bookSize, frameWidth, frameHeight) *
Config.Shelf3D.ShelfAdditionalScale;
var scaledBookWidth = bookWidth * bookScale;
var scaledBookHeight = bookHeight * bookScale;
var x = frameX + (frameWidth - scaledBookWidth) * 0.5d + bookX;
var y = frameY + (frameHeight - scaledBookHeight) + bookY;
var translationX = x;
//y gets inverted here since 3d origin is bottom left not top left
var translationY = shelfHeight - scaledBookHeight - y;
var m3D = Matrix3D.Identity;
var rotY = Matrix3D.CreateRotationY(MathUtility.ToRadians((float)Config.Shelf3D.ShelfRotationY));
var rotX = Matrix3D.CreateRotationX(MathUtility.ToRadians((float)Config.Shelf3D.ShelfRotationX));
var scale = Matrix3D.CreateScale((float)bookScale);
var translate = Matrix3D.CreateTranslation(new Point3D((float)translationX, (float)translationY, 0f));
var bounds2D = new Rect((float)x, (float)y, (float)scaledBookWidth, (float)scaledBookHeight);
bookVM.Bounds2D = bounds2D;
bookVM.TransformMatrix3D = m3D * rotY * rotX * scale * translate;
}
}