public bool SendFrame(TimeSpan elapsedTime, int frameIndex)
{
var a = Math.PI * elapsedTime.TotalSeconds;
var h = VideoFrameHeight - _ballEllipse.RadiusY;
var y = (float)(VideoFrameHeight - Math.Abs(Math.Sin(a) * h));
var pos = new RawVector2(VideoFrameWidth * 0.5f, y);
using (var df = TakeNextFrameForSending())
{
if (!df.TryGetFrame(out FrameD3D11 frame))
{
return(false);
}
// TODO: Draw bouncing ball.
_context2D.Target = frame.Bitmap;
_context2D.BeginDraw();
_context2D.Transform = Matrix3x2.Identity;
_context2D.DrawBitmap(_backgroundBitmap, new RawRectangleF(0, 0, VideoFrameWidth, VideoFrameHeight),
1, D2D1.BitmapInterpolationMode.NearestNeighbor);
_context2D.Transform = BallPosition.HasValue
? Matrix3x2.Translation(BallPosition.Value * new Vector2(VideoFrameWidth, VideoFrameHeight))
: Matrix3x2.Translation(pos);
_context2D.FillEllipse(_ballEllipse, _ballBrush);
_context2D.EndDraw();
_context2D.Target = null;
return(true);
}
}
/// <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;
}
// Set the Direct2D drawing target.
d2dContext.Target = d2dTarget;
// Clear the target and draw some geometry with the brushes we created.
d2dContext.BeginDraw();
d2dContext.Clear(Color.CornflowerBlue);
// Calculate the center of the screen
int halfWidth = this.swapChain.Description.ModeDescription.Width / 2;
int halfHeight = this.swapChain.Description.ModeDescription.Height / 2;
// Translate the origin of coordinates for drawing the bitmap filled rectangle
d2dContext.Transform = Matrix3x2.Translation(halfWidth - 350, halfHeight);
d2dContext.FillRectangle(new RectangleF(0, 0, 700, 70), terrainBrush);
// Translate again for drawing the player bitmap
d2dContext.Transform = Matrix3x2.Translation(halfWidth, halfHeight - playerBitmap.Size.Height);
d2dContext.DrawBitmap(playerBitmap, 1.0f, SharpDX.Direct2D1.BitmapInterpolationMode.Linear);
d2dContext.EndDraw();
// Present the current buffer to the screen.
swapChain.Present(1, PresentFlags.None);
}
}
/// <inheritdoc />
public override void Draw(D2D.DeviceContext deviceContext)
{
if (this.Size.Width == 0 || this.Size.Height == 0)
{
return;
}
if (this.backBitmap == null || this.backBitmap.Size != this.Size)
{
this.InitializeBackBuffer(deviceContext, this.Size);
}
this.Draw();
var boundary = new RawRectangleF()
{
Top = this.Position.Y,
Left = this.Position.X,
Bottom = this.Position.Y + this.Size.Height,
Right = this.Position.X + this.Size.Width,
};
if (this.PostEffects?.Any() == true)
{
this.PostEffects.SetInput(this.backBitmap);
using (var output = this.PostEffects.Output)
{
deviceContext.DrawImage(output, new RawVector2(boundary.Left, boundary.Top), D2D.InterpolationMode.NearestNeighbor);
}
}
else
{
deviceContext.DrawBitmap(this.backBitmap, boundary, 1, D2D.BitmapInterpolationMode.NearestNeighbor);
// deviceContext.DrawImage(this.backBitmap, new RawVector2(boundary.Left, boundary.Top), D2D.InterpolationMode.NearestNeighbor);
}
}
public bool SendFrame(TimeSpan elapsedTime)
{
using (var df = TakeNextFrameForSending())
{
if (!df.TryGetFrame(out BitmapFrameD2D1 frame))
{
return(false);
}
_context2D.Target = frame.Bitmap;
_context2D.BeginDraw();
_context2D.Transform = Matrix3x2.Identity;
_context2D.DrawBitmap(_backgroundBitmap, new RawRectangleF(0, 0, VideoFrameWidth, VideoFrameHeight),
1, D2D1.BitmapInterpolationMode.NearestNeighbor);
// Draw many balls to simulate high motion
for (int i = 0; i < BallCount; ++i)
{
var a = 2 * Math.PI * elapsedTime.TotalSeconds + i * Math.PI / BallCount;
var h = VideoFrameHeight - _ballEllipse.RadiusY;
var s = (float)VideoFrameWidth / (BallCount + 1);
var y = (float)(VideoFrameHeight - Math.Abs(Math.Sin(a) * h));
var pos = new RawVector2((i + 1) * s, y); // - _ballEllipse.RadiusX, y);
_context2D.Transform = MousePosition.HasValue
? Matrix3x2.Translation(MousePosition.Value * new Vector2(VideoFrameWidth, VideoFrameHeight))
: Matrix3x2.Translation(pos);
_context2D.FillEllipse(_ballEllipse, _ballBrush);
}
if (_rulerOptions != null)
{
_context2D.Transform = Matrix3x2.Identity;
// Draw the time markers and current time to measure latency
int markerCount = _rulerOptions.MarkerCount;
int markerWidth = _rulerOptions.MarkerWidth;
int markerHeight = _rulerOptions.MarkerHeight;
int markerOffset = markerWidth / 2;
var y = VideoFrameHeight - markerHeight;
_context2D.FillRectangle(new RectangleF(0, y, VideoFrameWidth, markerHeight), _timeRulerBrush);
for (int i = 0; i < markerCount; ++i)
{
var x = markerOffset + i * (VideoFrameWidth - markerWidth) / markerCount;
var b = i % 10 == 0 ? _timeMarkerBrush2 : _timeMarkerBrush1;
var r = new RectangleF(x - markerOffset, y, markerWidth, markerHeight);
_context2D.FillRectangle(r, b);
}
// Draw current time
{
var duration = _rulerOptions.Duration.TotalMilliseconds;
var t = elapsedTime.TotalMilliseconds % duration;
var i = (float)(t * markerCount / duration);
var x = markerOffset + i * (VideoFrameWidth - markerWidth) / markerCount;
var r = new RectangleF(x - markerOffset, y, markerWidth, markerHeight);
_context2D.FillRectangle(r, _currentTimeBrush);
}
}
_context2D.EndDraw();
_context2D.Target = null;
return(true);
}
}
/// <summary>
/// Рисует Битмап (карту битов) на экран.
/// </summary>
/// <param name="bitmap">Карта битов которую нужно нарисовать.</param>
/// <param name="x">Отступ от левого края</param>
/// <param name="y">Отступ от верхнего края</param>
/// <param name="scale">Масштаб (0.5 - картинка будет в пол размера, 2 - в два раза больше)</param>
/// <param name="opacity">Прозрачность картинки. 1 - непрозрачная. 0.5 - полупрозрачная. 0 - невидимая</param>
/// <param name="interMode">Как будет находиться цвет пикселя при растяжении или сжатии картинки</param>
public void DrawBitmap(Bitmap bitmap, float x = 0, float y = 0, float scale = 1, float opacity = 1, BitmapInterpolationMode interMode = BitmapInterpolationMode.Linear)
{
_RenderTarget2D.BeginDraw();
_RenderTarget2D.DrawBitmap(bitmap, new SharpDX.Mathematics.Interop.RawRectangleF(x, y, x + bitmap.Size.Width * scale, y + bitmap.Size.Height * scale), opacity, interMode);
_RenderTarget2D.EndDraw();
}
public void DrawTexture(TextureVisual visual)
{
var d2dTexture = visual.Texture as D2DTexture;
_deviceContext.DrawBitmap(d2dTexture.D2DBitmap, 1.0f, SharpDX.Direct2D1.InterpolationMode.Linear);
}
protected override void OnDraw(SharpDX.Direct2D1.DeviceContext ctx)
{
ctx.Clear(Color.Transparent);
ctx.DrawBitmap(XResource.Bitmaps[CurrentMc], 1.0f, InterpolationMode.Linear);
}
