Source/WebCore/html/canvas/WebGLContextAttributes.idl

/*
 * Copyright (c) 2010, Google Inc. All rights reserved.
 * Copyright (c) 2017, Apple, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
 * distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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typedef boolean GLboolean;

enum WebGLPowerPreference {
    "default",
    "low-power",
    "high-performance"
};

[
    Conditional=WEBGL,
    JSGenerateToJSObject
] dictionary WebGLContextAttributes {
    GLboolean alpha = true;
    GLboolean depth = true;
    GLboolean stencil = false;
    GLboolean antialias = true;
    GLboolean premultipliedAlpha = true;
    GLboolean preserveDrawingBuffer = false;
    WebGLPowerPreference powerPreference = "default";
    GLboolean failIfMajorPerformanceCaveat = false;
    [Conditional=WEBXR] boolean xrCompatible = false;
};