/// <summary>
/// Initializes a new instance of the <see cref="CustomCompositor"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="window">The window with which this compositor is associated.</param>
public CustomCompositor(UltravioletContext uv, IUltravioletWindow window)
: base(uv, window)
{
rtScene = RenderTarget2D.Create(BufferWidth, BufferHeight);
rtSceneColor = RenderBuffer2D.Create(RenderBufferFormat.Color, BufferWidth, BufferHeight);
rtScene.Attach(rtSceneColor);
rtSceneDepthStencil = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, BufferWidth, BufferHeight);
rtScene.Attach(rtSceneDepthStencil);
rtInterface = RenderTarget2D.Create(BufferWidth, BufferHeight);
rtInterfaceColor = RenderBuffer2D.Create(RenderBufferFormat.Color, BufferWidth, BufferHeight);
rtInterface.Attach(rtInterfaceColor);
rtInterfaceDepthStencil = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, BufferWidth, BufferHeight);
rtInterface.Attach(rtInterfaceDepthStencil);
rtComposition = RenderTarget2D.Create(BufferWidth, BufferHeight, RenderTargetUsage.PreserveContents);
rtCompositionColor = RenderBuffer2D.Create(RenderBufferFormat.Color, BufferWidth, BufferHeight);
rtComposition.Attach(rtCompositionColor);
rtCompositionDepthStencil = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, BufferWidth, BufferHeight);
rtComposition.Attach(rtCompositionDepthStencil);
spriteBatch = SpriteBatch.Create();
}
/// <inheritdoc/>
public override void SaveAsJpeg(RenderTarget2D renderTarget, Stream stream)
{
Contract.Require(renderTarget, "renderTarget");
Contract.Require(stream, "stream");
Save(renderTarget, stream, ImageFormat.Jpeg);
}
/// <inheritdoc/>
public override void SaveAsPng(RenderTarget2D renderTarget, Stream stream)
{
Contract.Require(renderTarget, nameof(renderTarget));
Contract.Require(stream, nameof(stream));
Save(renderTarget, stream, Bitmap.CompressFormat.Png);
}
/// <summary>
/// Saves the specified render target as an image with the specified format.
/// </summary>
/// <param name="renderTarget">The render target to save.</param>
/// <param name="stream">The stream to which to save the render target data.</param>
/// <param name="format">The format with which to save the image.</param>
private void Save(RenderTarget2D renderTarget, Stream stream, ImageFormat format)
{
var data = new Color[renderTarget.Width * renderTarget.Height];
renderTarget.GetData(data);
Save(data, renderTarget.Width, renderTarget.Height, stream, format);
}
/// <inheritdoc/>
public override void SaveAsPng(RenderTarget2D renderTarget, Stream stream)
{
Contract.Require(renderTarget, nameof(renderTarget));
Contract.Require(stream, nameof(stream));
var data = new Color[renderTarget.Width * renderTarget.Height];
renderTarget.GetData(data);
Save(data, renderTarget.Width, renderTarget.Height, stream, img => img.AsPNG());
}
/// <inheritdoc/>
public override void SaveAsPng(RenderTarget2D renderTarget, Stream stream)
{
Contract.Require(renderTarget, "renderTarget");
Contract.Require(stream, "stream");
var data = new Color[renderTarget.Width * renderTarget.Height];
renderTarget.GetData(data);
Save(data, renderTarget.Width, renderTarget.Height, stream, asPng: true);
}
partial void SaveImage(SurfaceSaver surfaceSaver, RenderTarget2D target)
{
var saver = SurfaceSaver.Create();
var filename = $"output-{DateTime.Now:yyyyMMdd-HHmmss}.png";
var path = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), filename);
using (var stream = File.OpenWrite(path))
saver.SaveAsPng(rtarget, stream);
confirmMsgText = $"Image saved to {path}";
confirmMsgOpacity = 1;
}
partial void SaveImage(SurfaceSaver surfaceSaver, RenderTarget2D target)
{
var saver = SurfaceSaver.Create();
var filename = $"output-{DateTime.Now:yyyyMMdd-HHmmss}.png";
var path = filename;
using (var stream = File.OpenWrite(path))
saver.SaveAsPng(rtarget, stream);
confirmMsgText = $"Image saved to {filename}";
confirmMsgOpacity = 1;
}
partial void SaveImage(SurfaceSaver surfaceSaver, RenderTarget2D target)
{
var filename = $"output-{DateTime.Now:yyyyMMdd-HHmmss}.png";
var path = filename;
var dir = AndroidEnvironment.GetExternalStoragePublicDirectory(
AndroidEnvironment.DirectoryPictures).AbsolutePath;
path = Path.Combine(dir, filename);
using (var stream = File.OpenWrite(path))
surfaceSaver.SaveAsPng(rtarget, stream);
MediaScannerConnection.ScanFile(ApplicationContext, new String[] { path },
new String[] { MimeTypeMap.Singleton.GetMimeTypeFromExtension("png") }, null);
confirmMsgText = $"Image saved to photo gallery";
confirmMsgOpacity = 1;
}
partial void SaveImage(SurfaceSaver surfaceSaver, RenderTarget2D target)
{
using (var stream = new MemoryStream())
{
surfaceSaver.SaveAsPng(rtarget, stream);
stream.Flush();
stream.Seek(0, SeekOrigin.Begin);
using (var imgData = Foundation.NSData.FromStream(stream))
using (var img = UIKit.UIImage.LoadFromData(imgData))
{
img.SaveToPhotosAlbum(null);
}
confirmMsgText = $"Image saved to photo gallery";
confirmMsgOpacity = 1;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="OutOfBandRenderTarget"/> class.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
internal OutOfBandRenderTarget(UltravioletContext uv)
: base(uv)
{
renderTarget = RenderTarget2D.Create(1, 1);
colorBuffer = RenderBuffer2D.Create(RenderBufferFormat.Color, 1, 1, RenderBufferOptions.None);
renderTarget.Attach(colorBuffer);
if (uv.GetGraphics().Capabilities.SupportsDepthStencilTextures)
{
depthBuffer = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
}
else
{
depthBuffer = RenderBuffer2D.Create(RenderBufferFormat.Depth16, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(depthBuffer);
stencilBuffer = RenderBuffer2D.Create(RenderBufferFormat.Stencil8, 1, 1, RenderBufferOptions.WillNotBeSampled);
renderTarget.Attach(stencilBuffer);
}
}
/// <inheritdoc/>
public void SetRenderTarget(RenderTarget2D renderTarget)
{
Contract.EnsureNotDisposed(this, Disposed);
var currentWindow = Ultraviolet.GetPlatform().Windows.GetCurrent();
if (currentWindow != null && renderTarget == null)
renderTarget = currentWindow.Compositor.GetRenderTarget();
SetRenderTargetInternal(renderTarget);
}
/// <summary>
/// Converts the specified render target to a bitmap image.
/// </summary>
/// <param name="rt">The render target to convert.</param>
/// <returns>The converted bitmap image.</returns>
private Bitmap ConvertRenderTargetToBitmap(RenderTarget2D rt)
{
var data = new Color[rt.Width * rt.Height];
rt.GetData(data);
var bmp = new Bitmap(rtarget.Width, rtarget.Height);
var pixel = 0;
for (int y = 0; y < rtarget.Height; y++)
{
for (int x = 0; x < rtarget.Width; x++)
{
bmp.SetPixel(x, y, System.Drawing.Color.FromArgb((int)data[pixel++].ToArgb()));
}
}
return bmp;
}
/// <inheritdoc/>
public void SetRenderTarget(RenderTarget2D rt)
{
Contract.EnsureNotDisposed(this, Disposed);
}
/// <inheritdoc/>
public void SetRenderTarget(RenderTarget2D renderTarget)
{
Contract.EnsureNotDisposed(this, Disposed);
Ultraviolet.ValidateResource(renderTarget);
var oglRenderTarget = (OpenGLRenderTarget2D)renderTarget;
if (oglRenderTarget != this.renderTarget)
{
var targetName = 0u;
var targetSize = Size2.Zero;
var currentWindow = Ultraviolet.GetPlatform().Windows.GetCurrent();
if (oglRenderTarget != null)
{
oglRenderTarget.ValidateStatus();
targetName = oglRenderTarget.OpenGLName;
targetSize = renderTarget.Size;
}
else
{
if (currentWindow != null)
targetSize = currentWindow.ClientSize;
}
OpenGLState.BindFramebuffer(targetName);
if (this.renderTarget != null)
this.renderTarget.UnbindWrite();
this.renderTarget = oglRenderTarget;
if (this.renderTarget != null)
this.renderTarget.BindWrite();
this.viewport = default(Viewport);
SetViewport(new Viewport(0, 0, targetSize.Width, targetSize.Height));
if (this.renderTarget != null)
{
Clear(Color.FromArgb(0xFF442288));
}
}
}
/// <summary> /// Saves the specified render target as a JPEG image. /// </summary> /// <param name="renderTarget">The render target to save.</param> /// <param name="stream">The stream to which to save the render target data.</param> public abstract void SaveAsJpeg(RenderTarget2D renderTarget, Stream stream);
/// <summary>
/// Sets the current render target.
/// </summary>
private void SetRenderTargetInternal(RenderTarget2D renderTarget)
{
Ultraviolet.ValidateResource(renderTarget);
var usage = renderTarget?.RenderTargetUsage ?? backBufferRenderTargetUsage;
if (usage == RenderTargetUsage.PlatformContents)
{
usage = Capabilities.SupportsPreservingRenderTargetContentInHardware ?
RenderTargetUsage.PreserveContents :
RenderTargetUsage.DiscardContents;
}
var oglRenderTarget = (OpenGLRenderTarget2D)renderTarget;
if (oglRenderTarget != this.renderTarget)
{
var targetName = gl.DefaultFramebuffer;
var targetSize = Size2.Zero;
if (oglRenderTarget != null)
{
oglRenderTarget.ValidateStatus();
targetName = oglRenderTarget.OpenGLName;
targetSize = renderTarget.Size;
}
else
{
var currentWindow = Ultraviolet.GetPlatform().Windows.GetCurrent();
if (currentWindow != null)
targetSize = currentWindow.DrawableSize;
}
OpenGLState.BindFramebuffer(targetName);
if (this.renderTarget != null)
this.renderTarget.UnbindWrite();
this.renderTarget = oglRenderTarget;
if (this.renderTarget != null)
this.renderTarget.BindWrite();
this.viewport = default(Viewport);
SetViewport(new Viewport(0, 0, targetSize.Width, targetSize.Height));
if (usage == RenderTargetUsage.DiscardContents)
{
Clear(Color.FromArgb(0xFF442288));
}
}
}
partial void SaveImage(SurfaceSaver surfaceSaver, RenderTarget2D target);
/// <summary>
/// Converts the specified render target to a bitmap image.
/// </summary>
/// <param name="rt">The render target to convert.</param>
/// <returns>The converted bitmap image.</returns>
private Bitmap ConvertRenderTargetToBitmap(RenderTarget2D rt)
{
// HACK: Our buffer has been rounded up to the nearest
// power of two, so at this point we clip it back down
// to the size of the window.
var window = Ultraviolet.GetPlatform().Windows.GetPrimary();
var windowWidth = window.DrawableSize.Width;
var windowHeight = window.DrawableSize.Height;
var data = new Color[rt.Width * rt.Height];
rt.GetData(data);
var bmp = new Bitmap(windowWidth, windowHeight);
var pixel = 0;
for (int y = 0; y < rt.Height; y++)
{
for (int x = 0; x < rt.Width; x++)
{
if (x < windowWidth && y < windowHeight)
{
bmp.SetPixel(x, y, System.Drawing.Color.FromArgb((int)data[pixel].ToArgb()));
}
pixel++;
}
}
return bmp;
}
/// <inheritdoc/>
protected override void OnLoadingContent()
{
var window = Ultraviolet.GetPlatform().Windows.GetPrimary();
if (!headless)
{
// HACK: AMD drivers produce weird rasterization artifacts when rendering
// to a NPOT render buffer??? So we have to fix it with this stupid hack???
var width = MathUtil.FindNextPowerOfTwo(window.DrawableSize.Width);
var height = MathUtil.FindNextPowerOfTwo(window.DrawableSize.Height);
rtargetColorBuffer = RenderBuffer2D.Create(RenderBufferFormat.Color, width, height);
rtargetDepthStencilBuffer = RenderBuffer2D.Create(RenderBufferFormat.Depth24Stencil8, width, height);
rtarget = RenderTarget2D.Create(width, height);
rtarget.Attach(rtargetColorBuffer);
rtarget.Attach(rtargetDepthStencilBuffer);
}
if (loader != null)
{
content = ContentManager.Create("Content");
loader(content);
}
base.OnLoadingContent();
}
