public void TestSimple()
{
Mandelbrot m = new BasicMandelbrot(64);
MandelbrotView view = new TrajectoryMandelbrotView(m, new StaticTrajectory(0, 0, 4), 640, 480);
Assert.AreEqual(1.0f, view.pixelAt(320, 240));
Assert.AreEqual(0.0f, view.pixelAt(0, 0));
Assert.AreEqual(0.0f, view.pixelAt(640, 480));
}
public override void initContent(SurfaceImageSourceTarget target, DrawingSize pixelSize)
{
this.drawingSize = pixelSize;
this.size = new DrawingSize((int) (pixelSize.Width/scaling), (int) (pixelSize.Height/scaling));
context = target.DeviceManager.ContextDirect2D;
Mandelbrot engine = new BasicMandelbrot(iters);
view = new TrajectoryMandelbrotView(engine, trajectory, size.Width, size.Height);
data = new int[size.Width * size.Height];
PixelFormat format = new PixelFormat(Format.B8G8R8A8_UNorm, SharpDX.Direct2D1.AlphaMode.Ignore);
BitmapProperties props = new BitmapProperties(format);
buf = Bitmap.New<int>(context, size, data, props);
}
public void TestValueInsideSet()
{
Mandelbrot m = new BasicMandelbrot(64);
Assert.AreEqual(1.0f, m.valueAt(0, 0));
}
public void TestValueOutsideSet()
{
Mandelbrot m = new BasicMandelbrot(64);
Assert.AreEqual(0.0f, m.valueAt(3, 0));
}
/// <summary>
/// Run our application until the user quits.
/// </summary>
public void Run()
{
// Make window active and hide mouse cursor.
window.PointerCursor = null;
window.Activate();
// Infinite loop to prevent the application from exiting.
while (true)
{
// Dispatch all pending events in the queue.
window.Dispatcher.ProcessEvents(CoreProcessEventsOption.ProcessAllIfPresent);
// Quit if the users presses Escape key.
if (window.GetAsyncKeyState(VirtualKey.Escape) == CoreVirtualKeyStates.Down)
{
return;
}
int WIDTH = 1280;
int HEIGHT = 800;
Mandelbrot engine = new BasicMandelbrot(64);
MandelbrotView view = new StaticMandelbrotView(engine, -.875f, 0f, 3f, WIDTH, HEIGHT);
// Set the Direct2D drawing target.
d2dContext.Target = d2dTarget;
int[] data = new int[WIDTH * HEIGHT];
for (int y = 0; y < HEIGHT; y++)
{
for (int x = 0; x < WIDTH; x++)
{
float val = view.pixelAt(x, y);
int intVal = (int)(255 * val);
data[y * WIDTH + x] = 0 | intVal << 16 | intVal << 8 | intVal;
}
}
DrawingSize size = new DrawingSize(WIDTH, HEIGHT);
PixelFormat format = new PixelFormat(Format.B8G8R8A8_UNorm, SharpDX.Direct2D1.AlphaMode.Ignore);
BitmapProperties props = new BitmapProperties(format);
RenderTarget target = d2dContext;
Bitmap buf = Bitmap.New<int>(target, size, data, props);
// Clear the target and draw some geometry with the brushes we created. Note that rectangles are
// created specifying (start-x, start-y, end-x, end-y) coordinates; in XNA we used
// (start-x, start-y, width, height).
d2dContext.BeginDraw();
d2dContext.DrawBitmap(buf, 1, BitmapInterpolationMode.Linear);
d2dContext.EndDraw();
// Present the current buffer to the screen.
swapChain.Present(1, PresentFlags.None);
}
}