The Tor Browser / file comparison
comparison: gfx/gl/VBOArena.cpp
gfx/gl/VBOArena.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:920d7f9aa669 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "VBOArena.h" | |
| 7 #include "GLContext.h" | |
| 8 | |
| 9 using namespace mozilla::gl; | |
| 10 | |
| 11 GLuint VBOArena::Allocate(GLContext *aGLContext) | |
| 12 { | |
| 13 if (!mAvailableVBOs.size()) { | |
| 14 GLuint vbo; | |
| 15 aGLContext->fGenBuffers(1, &vbo); | |
| 16 mAllocatedVBOs.push_back(vbo); | |
| 17 return vbo; | |
| 18 } | |
| 19 GLuint vbo = mAvailableVBOs.back(); | |
| 20 mAvailableVBOs.pop_back(); | |
| 21 return vbo; | |
| 22 } | |
| 23 | |
| 24 void VBOArena::Reset() | |
| 25 { | |
| 26 mAvailableVBOs = mAllocatedVBOs; | |
| 27 } | |
| 28 | |
| 29 void VBOArena::Flush(GLContext *aGLContext) | |
| 30 { | |
| 31 if (mAvailableVBOs.size()) { | |
| 32 #ifdef DEBUG | |
| 33 printf_stderr("VBOArena::Flush for %u VBOs\n", mAvailableVBOs.size()); | |
| 34 #endif | |
| 35 aGLContext->fDeleteBuffers(mAvailableVBOs.size(), &mAvailableVBOs[0]); | |
| 36 } | |
| 37 } |
