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/*
* Copyright (C) 2015-2017 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 met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEBGL)
#include "WebGLRenderingContextBase.h"
#include <memory>
namespace WebCore {
class WebGLRenderingContext final : public WebGLRenderingContextBase {
WTF_MAKE_ISO_ALLOCATED(WebGLRenderingContext);
public:
static std::unique_ptr<WebGLRenderingContext> create(CanvasBase&, GraphicsContextGLAttributes);
static std::unique_ptr<WebGLRenderingContext> create(CanvasBase&, Ref<GraphicsContextGL>&&, GraphicsContextGLAttributes);
bool isWebGL1() const final { return true; }
WebGLExtension* getExtension(const String&) final;
std::optional<Vector<String>> getSupportedExtensions() final;
WebGLAny getFramebufferAttachmentParameter(GCGLenum target, GCGLenum attachment, GCGLenum pname) final;
GCGLint getMaxDrawBuffers() final;
GCGLint getMaxColorAttachments() final;
void initializeVertexArrayObjects() final;
bool validateIndexArrayConservative(GCGLenum type, unsigned& numElementsRequired) final;
bool validateBlendEquation(const char* functionName, GCGLenum mode) final;
private:
WebGLRenderingContext(CanvasBase&, GraphicsContextGLAttributes);
WebGLRenderingContext(CanvasBase&, Ref<GraphicsContextGL>&&, GraphicsContextGLAttributes);
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_CANVASRENDERINGCONTEXT(WebCore::WebGLRenderingContext, isWebGL1())
#endif