gecko-dev/dom/canvas/WebGLUniformLocation.h
2014-11-13 20:03:50 -08:00

56 lines
1.7 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_UNIFORM_LOCATION_H_
#define WEBGL_UNIFORM_LOCATION_H_
#include "WebGLObjectModel.h"
#include "WebGLUniformInfo.h"
namespace mozilla {
class WebGLProgram;
class WebGLUniformLocation MOZ_FINAL
: public WebGLContextBoundObject
{
public:
WebGLUniformLocation(WebGLContext* context, WebGLProgram* program,
GLint location, const WebGLUniformInfo& info);
// needed for certain helper functions like ValidateObject.
// WebGLUniformLocation's can't be 'Deleted' in the WebGL sense.
bool IsDeleted() const { return false; }
const WebGLUniformInfo& Info() const { return mInfo; }
WebGLProgram* Program() const { return mProgram; }
GLint Location() const { return mLocation; }
uint32_t ProgramGeneration() const { return mProgramGeneration; }
int ElementSize() const { return mElementSize; }
JSObject* WrapObject(JSContext* cx);
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLUniformLocation)
NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(WebGLUniformLocation)
protected:
~WebGLUniformLocation() { }
// nsRefPtr, not WebGLRefPtr, so that we don't prevent the program from being explicitly deleted.
// we just want to avoid having a dangling pointer.
nsRefPtr<WebGLProgram> mProgram;
uint32_t mProgramGeneration;
GLint mLocation;
WebGLUniformInfo mInfo;
int mElementSize;
friend class WebGLProgram;
};
} // namespace mozilla
#endif // WEBGL_UNIFORM_LOCATION_H_