textureman.h

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos 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 3
 * of the License, or (at your option) any later version.
 *
 * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef GRAPHICS_AURORA_TEXTUREMAN_H
#define GRAPHICS_AURORA_TEXTUREMAN_H

#include <set>
#include <list>

#include "src/common/types.h"
#include "src/common/singleton.h"
#include "src/common/mutex.h"
#include "src/common/ustring.h"

#include "src/graphics/aurora/texturehandle.h"

namespace Graphics {

namespace Aurora {

class TextureManager : public Common::Singleton<TextureManager> {
public:
    enum TextureMode {
        kModeDiffuse,                 
        kModeEnvironmentMapReflective 
    };

    TextureManager();
    ~TextureManager();

    // .--- Texture management
    void clear();

    void addBogusTexture(const Common::UString &name);

    void setDeswizzleSBM(bool deswizzle);

    bool hasTexture(const Common::UString &name);

    TextureHandle add(Texture *texture, Common::UString name = "");
    TextureHandle get(Common::UString name);
    TextureHandle getIfExist(const Common::UString &name);

    void startRecordNewTextures();
    void stopRecordNewTextures(std::list<Common::UString> &newTextures);

    void reloadAll();
    // '---

    // .--- Texture rendering
    void set(const TextureHandle &handle, TextureMode mode = kModeDiffuse);
    void set();
    void reset();

    void activeTexture(size_t n);
    // '---

private:
    bool _deswizzleSBM;
    TextureMap _textures;

    std::set<Common::UString> _bogusTextures;

    Common::Mutex _mutex;

    bool _recordNewTextures;
    std::list<Common::UString> _newTextureNames;

    void assign(TextureHandle &texture, const TextureHandle &from);
    void release(TextureHandle &texture);

    friend class TextureHandle;
};

} // End of namespace Aurora

} // End of namespace Graphics

#define TextureMan Graphics::Aurora::TextureManager::instance()

#endif // GRAPHICS_AURORA_TEXTUREMAN_H