diff -r 000000000000 -r 6474c204b198 gfx/layers/opengl/TexturePoolOGL.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfx/layers/opengl/TexturePoolOGL.h Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,38 @@ +/* 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 GFX_TEXTUREPOOLOGL_H +#define GFX_TEXTUREPOOLOGL_H + +#include "GLContextTypes.h" // for GLContext, GLuint + +namespace mozilla { +namespace gl { + +// A texture pool for for the on-screen GLContext. The main purpose of this class +// is to provide the ability to easily allocate an on-screen texture from the +// content thread. The unfortunate nature of the SurfaceTexture API (see nsSurfaceTexture) +// necessitates this. +class TexturePoolOGL +{ +public: + // Get a new texture from the pool. Will block + // and wait for one to be created if necessary + static GLuint AcquireTexture(); + + // Called by the active LayerManagerOGL to fill + // the pool + static void Fill(GLContext* aContext); + + // Initializes the pool, but does not fill it. Called by gfxPlatform init. + static void Init(); + + // Clears all internal data structures in preparation for shutdown + static void Shutdown(); +}; + +} // gl +} // mozilla + +#endif // GFX_TEXTUREPOOLOGL_H