/* * This program source code file is part of KiCad, a free EDA CAD application. * * Copyright 2013-2017 CERN * @author Maciej Suminski <maciej.suminski@cern.ch> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, you may find one here: * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html * or you may search the http://www.gnu.org website for the version 2 license, * or you may write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ #ifndef CACHED_CONTAINER_RAM_H_ #define CACHED_CONTAINER_RAM_H_ #include <gal/opengl/cached_container.h> #include <map> #include <set> namespace KIGFX { class VERTEX_ITEM; class SHADER; /** * @brief Specialization of CACHED_CONTAINER that stores data in RAM. This is mainly for * video cards/drivers that do not cope well with video memory mapping. */ class CACHED_CONTAINER_RAM : public CACHED_CONTAINER { public: CACHED_CONTAINER_RAM( unsigned int aSize = DEFAULT_SIZE ); ~CACHED_CONTAINER_RAM(); ///> @copydoc VERTEX_CONTAINER::Unmap() void Map() override {} ///> @copydoc VERTEX_CONTAINER::Unmap() void Unmap() override; bool IsMapped() const override { return true; } /** * Function GetBufferHandle() * returns handle to the vertex buffer. It might be negative if the buffer is not initialized. */ unsigned int GetBufferHandle() const override { return m_verticesBuffer; // make common with CACHED_CONTAINER_RAM } protected: ///> Handle to vertices buffer GLuint m_verticesBuffer; /** * Defragments the currently stored data and resizes the buffer. * @param aNewSize is the new buffer vertex buffer size, expressed as the number of vertices. * @return true on success. */ bool defragmentResize( unsigned int aNewSize ) override; }; } // namespace KIGFX #endif /* CACHED_CONTAINER_RAM_H_ */