本文整理了Java中com.google.gwt.webgl.client.WebGLContextAttributes.setPreserveDrawingBuffer()方法的一些代码示例，展示了WebGLContextAttributes.setPreserveDrawingBuffer()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。WebGLContextAttributes.setPreserveDrawingBuffer()方法的具体详情如下：
包路径：com.google.gwt.webgl.client.WebGLContextAttributes
类名称：WebGLContextAttributes
方法名：setPreserveDrawingBuffer

WebGLContextAttributes.setPreserveDrawingBuffer介绍

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代码示例

代码示例来源：origin: libgdx/libgdx

public GwtGraphics (Panel root, GwtApplicationConfiguration config) {
  Canvas canvasWidget = Canvas.createIfSupported();
  if (canvasWidget == null) throw new GdxRuntimeException("Canvas not supported");
  canvas = canvasWidget.getCanvasElement();
  root.add(canvasWidget);
  canvas.setWidth(config.width);
  canvas.setHeight(config.height);
  this.config = config;
  WebGLContextAttributes attributes = WebGLContextAttributes.create();
  attributes.setAntialias(config.antialiasing);
  attributes.setStencil(config.stencil);
  attributes.setAlpha(config.alpha);
  attributes.setPremultipliedAlpha(config.premultipliedAlpha);
  attributes.setPreserveDrawingBuffer(config.preserveDrawingBuffer);
  context = WebGLRenderingContext.getContext(canvas, attributes);
  context.viewport(0, 0, config.width, config.height);
  this.gl = config.useDebugGL ? new GwtGL20Debug(context) : new GwtGL20(context);
  String versionString = gl.glGetString(GL20.GL_VERSION);
  String vendorString = gl.glGetString(GL20.GL_VENDOR);
  String rendererString = gl.glGetString(GL20.GL_RENDERER);
  glVersion = new GLVersion(Application.ApplicationType.WebGL, versionString, vendorString, rendererString);
}

代码示例来源：origin: libgdx/libgdx

public GwtGraphics (Panel root, GwtApplicationConfiguration config) {
  Canvas canvasWidget = Canvas.createIfSupported();
  if (canvasWidget == null) throw new GdxRuntimeException("Canvas not supported");
  canvas = canvasWidget.getCanvasElement();
  root.add(canvasWidget);
  canvas.setWidth(config.width);
  canvas.setHeight(config.height);
  this.config = config;
  WebGLContextAttributes attributes = WebGLContextAttributes.create();
  attributes.setAntialias(config.antialiasing);
  attributes.setStencil(config.stencil);
  attributes.setAlpha(config.alpha);
  attributes.setPremultipliedAlpha(config.premultipliedAlpha);
  attributes.setPreserveDrawingBuffer(config.preserveDrawingBuffer);
  context = WebGLRenderingContext.getContext(canvas, attributes);
  context.viewport(0, 0, config.width, config.height);
  this.gl = config.useDebugGL ? new GwtGL20Debug(context) : new GwtGL20(context);
  String versionString = gl.glGetString(GL20.GL_VERSION);
  String vendorString = gl.glGetString(GL20.GL_VENDOR);
  String rendererString = gl.glGetString(GL20.GL_RENDERER);
  glVersion = new GLVersion(Application.ApplicationType.WebGL, versionString, vendorString, rendererString);
}

代码示例来源：origin: com.badlogicgames.gdx/gdx-backend-gwt

public GwtGraphics (Panel root, GwtApplicationConfiguration config) {
  Canvas canvasWidget = Canvas.createIfSupported();
  if (canvasWidget == null) throw new GdxRuntimeException("Canvas not supported");
  canvas = canvasWidget.getCanvasElement();
  root.add(canvasWidget);
  canvas.setWidth(config.width);
  canvas.setHeight(config.height);
  this.config = config;
  WebGLContextAttributes attributes = WebGLContextAttributes.create();
  attributes.setAntialias(config.antialiasing);
  attributes.setStencil(config.stencil);
  attributes.setAlpha(config.alpha);
  attributes.setPremultipliedAlpha(config.premultipliedAlpha);
  attributes.setPreserveDrawingBuffer(config.preserveDrawingBuffer);
  context = WebGLRenderingContext.getContext(canvas, attributes);
  context.viewport(0, 0, config.width, config.height);
  this.gl = config.useDebugGL ? new GwtGL20Debug(context) : new GwtGL20(context);
  String versionString = gl.glGetString(GL20.GL_VERSION);
  String vendorString = gl.glGetString(GL20.GL_VENDOR);
  String rendererString = gl.glGetString(GL20.GL_RENDERER);
  glVersion = new GLVersion(Application.ApplicationType.WebGL, versionString, vendorString, rendererString);
}

代码示例来源：origin: thothbot/parallax

attributes.setAlpha(config.isAlpha());
attributes.setPremultipliedAlpha(config.isPremultipliedAlpha());
attributes.setPreserveDrawingBuffer(config.isPreserveDrawingBuffer());