1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/canvas/src/WebGLBuffer.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,71 @@
1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef WEBGLBUFFER_H_
1.10 +#define WEBGLBUFFER_H_
1.11 +
1.12 +#include "GLDefs.h"
1.13 +#include "mozilla/LinkedList.h"
1.14 +#include "mozilla/MemoryReporting.h"
1.15 +#include "nsWrapperCache.h"
1.16 +#include "WebGLObjectModel.h"
1.17 +#include "WebGLTypes.h"
1.18 +
1.19 +namespace mozilla {
1.20 +
1.21 +class WebGLElementArrayCache;
1.22 +
1.23 +class WebGLBuffer MOZ_FINAL
1.24 + : public nsWrapperCache
1.25 + , public WebGLRefCountedObject<WebGLBuffer>
1.26 + , public LinkedListElement<WebGLBuffer>
1.27 + , public WebGLContextBoundObject
1.28 +{
1.29 +public:
1.30 + WebGLBuffer(WebGLContext *context);
1.31 +
1.32 + ~WebGLBuffer();
1.33 +
1.34 + void Delete();
1.35 +
1.36 + size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
1.37 +
1.38 + bool HasEverBeenBound() { return mHasEverBeenBound; }
1.39 + void SetHasEverBeenBound(bool x) { mHasEverBeenBound = x; }
1.40 + GLuint GLName() const { return mGLName; }
1.41 + WebGLsizeiptr ByteLength() const { return mByteLength; }
1.42 + GLenum Target() const { return mTarget; }
1.43 +
1.44 + void SetByteLength(WebGLsizeiptr byteLength) { mByteLength = byteLength; }
1.45 +
1.46 + void SetTarget(GLenum target);
1.47 +
1.48 + bool ElementArrayCacheBufferData(const void* ptr, size_t buffer_size_in_bytes);
1.49 +
1.50 + void ElementArrayCacheBufferSubData(size_t pos, const void* ptr, size_t update_size_in_bytes);
1.51 +
1.52 + bool Validate(GLenum type, uint32_t max_allowed, size_t first, size_t count,
1.53 + uint32_t* out_upperBound);
1.54 +
1.55 + WebGLContext *GetParentObject() const {
1.56 + return Context();
1.57 + }
1.58 +
1.59 + virtual JSObject* WrapObject(JSContext *cx) MOZ_OVERRIDE;
1.60 +
1.61 + NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLBuffer)
1.62 + NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(WebGLBuffer)
1.63 +
1.64 +protected:
1.65 +
1.66 + GLuint mGLName;
1.67 + bool mHasEverBeenBound;
1.68 + WebGLsizeiptr mByteLength;
1.69 + GLenum mTarget;
1.70 +
1.71 + nsAutoPtr<WebGLElementArrayCache> mCache;
1.72 +};
1.73 +}
1.74 +#endif //WEBGLBUFFER_H_
