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/*
* Copyright (C) 2015 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.
*/
#ifndef WebGLRenderingContext_h
#define WebGLRenderingContext_h
#include "WebGLRenderingContextBase.h"
namespace WebCore {
class WebGLRenderingContext final : public WebGLRenderingContextBase {
public:
WebGLRenderingContext(HTMLCanvasElement*, GraphicsContext3D::Attributes);
WebGLRenderingContext(HTMLCanvasElement*, PassRefPtr<GraphicsContext3D>, GraphicsContext3D::Attributes);
virtual bool isWebGL1() const override { return true; }
virtual WebGLExtension* getExtension(const String&) override;
virtual WebGLGetInfo getParameter(GC3Denum pname, ExceptionCode&) override;
virtual Vector<String> getSupportedExtensions() override;
virtual WebGLGetInfo getFramebufferAttachmentParameter(GC3Denum target, GC3Denum attachment, GC3Denum pname, ExceptionCode&) override;
virtual void renderbufferStorage(GC3Denum target, GC3Denum internalformat, GC3Dsizei width, GC3Dsizei height) override;
virtual bool validateFramebufferFuncParameters(const char* functionName, GC3Denum target, GC3Denum attachment) override;
virtual void hint(GC3Denum target, GC3Denum mode) override;
virtual void clear(GC3Dbitfield mask) override;
virtual void copyTexImage2D(GC3Denum target, GC3Dint level, GC3Denum internalformat, GC3Dint x, GC3Dint y, GC3Dsizei width, GC3Dsizei height, GC3Dint border) override;
virtual void texSubImage2DBase(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset, GC3Dsizei width, GC3Dsizei height, GC3Denum internalformat, GC3Denum format, GC3Denum type, const void* pixels, ExceptionCode&) override;
virtual void texSubImage2DImpl(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset, GC3Denum format, GC3Denum type, Image*, GraphicsContext3D::ImageHtmlDomSource, bool flipY, bool premultiplyAlpha, ExceptionCode&) override;
virtual void texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset,
GC3Dsizei width, GC3Dsizei height,
GC3Denum format, GC3Denum type, ArrayBufferView*, ExceptionCode&) override;
virtual void texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset,
GC3Denum format, GC3Denum type, ImageData*, ExceptionCode&) override;
virtual void texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset,
GC3Denum format, GC3Denum type, HTMLImageElement*, ExceptionCode&) override;
virtual void texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset,
GC3Denum format, GC3Denum type, HTMLCanvasElement*, ExceptionCode&) override;
#if ENABLE(VIDEO)
virtual void texSubImage2D(GC3Denum target, GC3Dint level, GC3Dint xoffset, GC3Dint yoffset,
GC3Denum format, GC3Denum type, HTMLVideoElement*, ExceptionCode&) override;
#endif
protected:
virtual GC3Dint getMaxDrawBuffers() override;
virtual GC3Dint getMaxColorAttachments() override;
virtual void initializeVertexArrayObjects() override;
virtual bool validateIndexArrayConservative(GC3Denum type, unsigned& numElementsRequired) override;
virtual bool validateBlendEquation(const char* functionName, GC3Denum mode) override;
virtual bool validateTexFuncParameters(const char* functionName,
TexFuncValidationFunctionType,
GC3Denum target, GC3Dint level,
GC3Denum internalformat,
GC3Dsizei width, GC3Dsizei height, GC3Dint border,
GC3Denum format, GC3Denum type) override;
virtual bool validateTexFuncFormatAndType(const char* functionName, GC3Denum internalformat, GC3Denum format, GC3Denum type, GC3Dint level) override;
virtual bool validateTexFuncData(const char* functionName, GC3Dint level,
GC3Dsizei width, GC3Dsizei height,
GC3Denum internalformat, GC3Denum format, GC3Denum type,
ArrayBufferView* pixels,
NullDisposition) override;
virtual bool validateCapability(const char* functionName, GC3Denum cap) override;
};
} // namespace WebCore
#endif
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