gfx/layers/opengl/TexturePoolOGL.h@6474c204b198 (annotated)
gfx/layers/opengl/TexturePoolOGL.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| michael@0 | 3 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #ifndef GFX_TEXTUREPOOLOGL_H |
| michael@0 | 6 | #define GFX_TEXTUREPOOLOGL_H |
| michael@0 | 7 | |
| michael@0 | 8 | #include "GLContextTypes.h" // for GLContext, GLuint |
| michael@0 | 9 | |
| michael@0 | 10 | namespace mozilla { |
| michael@0 | 11 | namespace gl { |
| michael@0 | 12 | |
| michael@0 | 13 | // A texture pool for for the on-screen GLContext. The main purpose of this class |
| michael@0 | 14 | // is to provide the ability to easily allocate an on-screen texture from the |
| michael@0 | 15 | // content thread. The unfortunate nature of the SurfaceTexture API (see nsSurfaceTexture) |
| michael@0 | 16 | // necessitates this. |
| michael@0 | 17 | class TexturePoolOGL |
| michael@0 | 18 | { |
| michael@0 | 19 | public: |
| michael@0 | 20 | // Get a new texture from the pool. Will block |
| michael@0 | 21 | // and wait for one to be created if necessary |
| michael@0 | 22 | static GLuint AcquireTexture(); |
| michael@0 | 23 | |
| michael@0 | 24 | // Called by the active LayerManagerOGL to fill |
| michael@0 | 25 | // the pool |
| michael@0 | 26 | static void Fill(GLContext* aContext); |
| michael@0 | 27 | |
| michael@0 | 28 | // Initializes the pool, but does not fill it. Called by gfxPlatform init. |
| michael@0 | 29 | static void Init(); |
| michael@0 | 30 | |
| michael@0 | 31 | // Clears all internal data structures in preparation for shutdown |
| michael@0 | 32 | static void Shutdown(); |
| michael@0 | 33 | }; |
| michael@0 | 34 | |
| michael@0 | 35 | } // gl |
| michael@0 | 36 | } // mozilla |
| michael@0 | 37 | |
| michael@0 | 38 | #endif // GFX_TEXTUREPOOLOGL_H |
