зеркало из https://github.com/mozilla/gecko-dev.git
63 строки
1.3 KiB
C++
63 строки
1.3 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/. */
|
|
|
|
#include "WebGLVertexArrayGL.h"
|
|
|
|
#include "GLContext.h"
|
|
#include "WebGLContext.h"
|
|
|
|
namespace mozilla {
|
|
|
|
WebGLVertexArrayGL::WebGLVertexArrayGL(WebGLContext* webgl)
|
|
: WebGLVertexArray(webgl)
|
|
, mIsVAO(false)
|
|
{ }
|
|
|
|
WebGLVertexArrayGL::~WebGLVertexArrayGL()
|
|
{
|
|
DeleteOnce();
|
|
}
|
|
|
|
void
|
|
WebGLVertexArrayGL::DeleteImpl()
|
|
{
|
|
mElementArrayBuffer = nullptr;
|
|
|
|
mContext->MakeContextCurrent();
|
|
mContext->gl->fDeleteVertexArrays(1, &mGLName);
|
|
|
|
mIsVAO = false;
|
|
}
|
|
|
|
void
|
|
WebGLVertexArrayGL::BindVertexArrayImpl()
|
|
{
|
|
mContext->mBoundVertexArray = this;
|
|
mContext->gl->fBindVertexArray(mGLName);
|
|
|
|
mIsVAO = true;
|
|
}
|
|
|
|
void
|
|
WebGLVertexArrayGL::GenVertexArray()
|
|
{
|
|
mContext->gl->fGenVertexArrays(1, &mGLName);
|
|
}
|
|
|
|
bool
|
|
WebGLVertexArrayGL::IsVertexArrayImpl() const
|
|
{
|
|
gl::GLContext* gl = mContext->gl;
|
|
if (gl->WorkAroundDriverBugs())
|
|
{
|
|
return mIsVAO;
|
|
}
|
|
|
|
mContext->MakeContextCurrent();
|
|
return mContext->gl->fIsVertexArray(mGLName) != 0;
|
|
}
|
|
|
|
} // namespace mozilla
|