static void testResetScale(float imageWidth, float imageHeight, IHasModelMatrix sprite) { sprite.ResetScale(); Assert.AreEqual(1f, sprite.ScaleX); Assert.AreEqual(1f, sprite.ScaleY); Assert.AreEqual(imageWidth, sprite.Width); Assert.AreEqual(imageHeight, sprite.Height); }
public PixelPerfectImplementation(IHasModelMatrix model) { Model = model; if (model is IPixelPerfectCollidable) { PixelPerfect = (IPixelPerfectCollidable)model; } else { throw new InvalidOperationException("Missing pixel perfect implementation"); } }
private Matrix4 getModelMatrix(IHasModelMatrix sprite, PointF areaScaling, PointF resolutionTransform) { if (sprite == null) return Matrix4.Identity; float width = sprite.Width * resolutionTransform.X; float height = sprite.Height * resolutionTransform.Y; PointF anchorOffsets = getAnchorOffsets (sprite.Anchor, width, height); Matrix4 anchor = Matrix4.CreateTranslation (new Vector3(-anchorOffsets.X, -anchorOffsets.Y, 0f)); Matrix4 scale = Matrix4.CreateScale (new Vector3 (sprite.ScaleX * areaScaling.X, sprite.ScaleY * areaScaling.Y, 1f)); Matrix4 rotation = Matrix4.CreateRotationZ(sprite.Angle); float x = sprite.X * resolutionTransform.X; float y = sprite.Y * resolutionTransform.Y; Matrix4 transform = Matrix4.CreateTranslation (new Vector3(x, y, 0f)); return anchor * scale * rotation * transform; }
//http://www.opengl-tutorial.org/beginners-tutorials/tutorial-3-matrices/ //http://www.opengl-tutorial.org/intermediate-tutorials/tutorial-17-quaternions/ public IGLMatrices Build(IHasModelMatrix obj, IHasModelMatrix sprite, IObject parent, Matrix4 viewport, PointF areaScaling, PointF resolutionTransform) { Matrix4 spriteMatrix = getModelMatrix (sprite, NoScaling, NoScaling); Matrix4 objMatrix = getModelMatrix (obj, areaScaling, resolutionTransform); ModelMatrix = spriteMatrix * objMatrix; while (parent != null) { Matrix4 parentMatrix = getModelMatrix(parent, NoScaling, resolutionTransform); ModelMatrix = ModelMatrix * parentMatrix; parent = parent.TreeNode.Parent; } ViewportMatrix = viewport; return this; }
public PixelPerfectImplementation(IHasModelMatrix model) { Model = model; PixelPerfect = (IPixelPerfectComponent)model; }
public PixelPerfectImplementation(IHasModelMatrix model) { Model = model; if (model is IPixelPerfectCollidable) PixelPerfect = (IPixelPerfectCollidable)model; else throw new InvalidOperationException("Missing pixel perfect implementation"); }