gecko-dev/dom/canvas/WebGLBuffer.h

70 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WEBGL_BUFFER_H_
#define WEBGL_BUFFER_H_
#include "GLDefs.h"
#include "mozilla/LinkedList.h"
#include "mozilla/MemoryReporting.h"
#include "nsWrapperCache.h"
#include "WebGLBindableName.h"
#include "WebGLObjectModel.h"
#include "WebGLStrongTypes.h"
#include "WebGLTypes.h"
namespace mozilla {
class WebGLElementArrayCache;
class WebGLBuffer MOZ_FINAL
: public nsWrapperCache
, public WebGLBindableName<BufferBinding>
, public WebGLRefCountedObject<WebGLBuffer>
, public LinkedListElement<WebGLBuffer>
, public WebGLContextBoundObject
{
public:
explicit WebGLBuffer(WebGLContext* webgl, GLuint buf);
void Delete();
size_t SizeOfIncludingThis(mozilla::MallocSizeOf mallocSizeOf) const;
WebGLsizeiptr ByteLength() const { return mByteLength; }
void SetByteLength(WebGLsizeiptr byteLength) { mByteLength = byteLength; }
bool ElementArrayCacheBufferData(const void* ptr, size_t bufferSizeInBytes);
void ElementArrayCacheBufferSubData(size_t pos, const void* ptr,
size_t updateSizeInBytes);
bool Validate(GLenum type, uint32_t max_allowed, size_t first, size_t count,
uint32_t* const out_upperBound);
bool IsElementArrayUsedWithMultipleTypes() const;
WebGLContext* GetParentObject() const {
return Context();
}
virtual JSObject* WrapObject(JSContext* cx) MOZ_OVERRIDE;
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLBuffer)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(WebGLBuffer)
protected:
~WebGLBuffer();
virtual void OnTargetChanged() MOZ_OVERRIDE;
WebGLsizeiptr mByteLength;
nsAutoPtr<WebGLElementArrayCache> mCache;
};
} // namespace mozilla
#endif // WEBGL_BUFFER_H_