model_witcher.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_MODEL_WITCHER_H
#define GRAPHICS_AURORA_MODEL_WITCHER_H

#include "src/graphics/aurora/model.h"
#include "src/graphics/aurora/modelnode.h"

namespace Common {
    class SeekableReadStream;
}

namespace Graphics {

namespace Aurora {

class ModelNode_Witcher;

class Model_Witcher : public Model {
public:
    Model_Witcher(const Common::UString &name, ModelType type = kModelTypeObject);
    ~Model_Witcher();

private:
    struct ParserContext {
        Common::SeekableReadStream *mdb;

        Common::UString mdlName;

        State *state;

        std::list<ModelNode_Witcher *> nodes;

        uint16 fileVersion;

        uint32 offModelData;
        uint32 modelDataSize;

        uint32 offRawData;
        uint32 rawDataSize;

        uint32 offTextureInfo;

        uint32 offTexData;
        uint32 texDatasize;

        ParserContext(const Common::UString &name);
        ~ParserContext();

        void clear();
    };


    void newState(ParserContext &ctx);
    void addState(ParserContext &ctx);

    void load(ParserContext &ctx);

    friend class ModelNode_Witcher;
};

class ModelNode_Witcher : public ModelNode {
public:
    ModelNode_Witcher(Model &model);
    ~ModelNode_Witcher();

    void load(Model_Witcher::ParserContext &ctx);

private:
    struct TexturePaintLayer {
        bool hasTexture;

        Common::UString texture;

        std::vector<float> weights;
    };

    void readMesh(Model_Witcher::ParserContext &ctx);
    void readTexturePaint(Model_Witcher::ParserContext &ctx);

    void readTextures(Model_Witcher::ParserContext &ctx,
                      std::vector<Common::UString> &textures);
    void readNodeControllers(Model_Witcher::ParserContext &ctx,
                             uint32 offset, uint32 count, std::vector<float> &data);

    void evaluateTextures(int n, std::vector<Common::UString> &textures,
                          const Common::UString *staticTextures, const uint32 *tVertsCount,
                          bool lightMapDayNight, const Common::UString &lightMapName);

protected:
    void buildMaterial();
};

} // End of namespace Aurora

} // End of namespace Graphics

#endif // GRAPHICS_AURORA_MODEL_WITCHER_H