зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
1.7 KiB
C++
59 строки
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef WEBGL_RENDERBUFFER_H_
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#define WEBGL_RENDERBUFFER_H_
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#include "CacheInvalidator.h"
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#include "WebGLObjectModel.h"
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#include "WebGLStrongTypes.h"
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#include "WebGLTexture.h"
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namespace mozilla {
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namespace webgl {
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struct FormatUsageInfo;
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}
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class WebGLRenderbuffer final : public WebGLContextBoundObject,
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public WebGLRectangleObject,
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public CacheInvalidator {
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friend class WebGLFramebuffer;
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friend class WebGLFBAttachPoint;
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(WebGLRenderbuffer, override)
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public:
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const GLuint mPrimaryRB;
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protected:
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const bool mEmulatePackedDepthStencil;
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GLuint mSecondaryRB;
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webgl::ImageInfo mImageInfo;
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public:
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explicit WebGLRenderbuffer(WebGLContext* webgl);
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const auto& ImageInfo() const { return mImageInfo; }
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void RenderbufferStorage(uint32_t samples, GLenum internalFormat,
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uint32_t width, uint32_t height);
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// Only handles a subset of `pname`s.
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GLint GetRenderbufferParameter(RBParam pname) const;
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auto MemoryUsage() const { return mImageInfo.MemoryUsage(); }
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protected:
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~WebGLRenderbuffer() override;
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void DoFramebufferRenderbuffer(GLenum attachment) const;
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GLenum DoRenderbufferStorage(uint32_t samples,
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const webgl::FormatUsageInfo* format,
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uint32_t width, uint32_t height);
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};
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} // namespace mozilla
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#endif // WEBGL_RENDERBUFFER_H_
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