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79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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_BUFFER_H_
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#define WEBGL_BUFFER_H_
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#include "GLDefs.h"
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#include "mozilla/LinkedList.h"
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#include "nsAutoPtr.h"
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#include "nsWrapperCache.h"
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#include "WebGLObjectModel.h"
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#include "WebGLTypes.h"
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namespace mozilla {
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class WebGLElementArrayCache;
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class WebGLBuffer final
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: public nsWrapperCache
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, public WebGLRefCountedObject<WebGLBuffer>
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, public LinkedListElement<WebGLBuffer>
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, public WebGLContextBoundObject
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{
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public:
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enum class Kind {
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Undefined,
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ElementArray,
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OtherData
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};
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explicit WebGLBuffer(WebGLContext* webgl, GLuint buf);
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void BindTo(GLenum target);
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Kind Content() const { return mContent; }
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void Delete();
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size_t SizeOfIncludingThis(mozilla::MallocSizeOf mallocSizeOf) const;
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WebGLsizeiptr ByteLength() const { return mByteLength; }
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void SetByteLength(WebGLsizeiptr byteLength) { mByteLength = byteLength; }
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bool ElementArrayCacheBufferData(const void* ptr, size_t bufferSizeInBytes);
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void ElementArrayCacheBufferSubData(size_t pos, const void* ptr,
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size_t updateSizeInBytes);
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bool Validate(GLenum type, uint32_t max_allowed, size_t first, size_t count,
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uint32_t* const out_upperBound);
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bool IsElementArrayUsedWithMultipleTypes() const;
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WebGLContext* GetParentObject() const {
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return mContext;
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}
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virtual JSObject* WrapObject(JSContext* cx, JS::Handle<JSObject*> givenProto) override;
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const GLenum mGLName;
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NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLBuffer)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(WebGLBuffer)
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protected:
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~WebGLBuffer();
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Kind mContent;
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WebGLsizeiptr mByteLength;
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nsAutoPtr<WebGLElementArrayCache> mCache;
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};
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} // namespace mozilla
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#endif // WEBGL_BUFFER_H_
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