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#pragma once
#ifndef VPVL2_EXTENSIONS_OSX_QL4PMX_RENDERCONTEXT_H_
#define VPVL2_EXTENSIONS_OSX_QL4PMX_RENDERCONTEXT_H_

#include <vpvl2/extensions/BaseRenderContext.h>
#include <vpvl2/extensions/icu4c/Encoding.h>
#include <vpvl2/extensions/icu4c/StringMap.h>

#include <GL/osmesa.h>
#include <Foundation/Foundation.h>

namespace vpvl2
{

class IModel;

namespace extensions
{

class Pose;

namespace osx
{
namespace ql4pmx
{

class RenderContext : public vpvl2::extensions::BaseRenderContext {
public:
    RenderContext(vpvl2::Scene *sceneRef, IEncoding *encodingRef, StringMap *configRef);
    ~RenderContext();

    void *findProcedureAddress(const void **candidatesPtr) const;
    bool mapFile(const UnicodeString &path, MapBuffer *buffer) const;
    bool unmapFile(MapBuffer *buffer) const;
    bool existsFile(const UnicodeString &path) const;

private:
    bool uploadTextureInternal(const UnicodeString &path, Texture &texture, void *context);
    static NSString *toNSString(const UnicodeString &value);
};

VPVL2_MAKE_SMARTPTR(RenderContext);

class BundleContext {
public:
    static const CGFloat kScaleFactor;

    BundleContext(CFBundleRef bundle, int w, int h, CGFloat scaleFactor = kScaleFactor);
    ~BundleContext();

    bool load(const UnicodeString &modelPath);
    void render();
    CGContextRef createBitmapContext();
    CGSize size() const;
    IModel *currentModel() const;

    static NSString *bundleResourcePath(CFBundleRef bundle);
    static void loadPose(CFBundleRef bundle, NSString *path, Pose &pose, const char *&modelPath);

private:
    void draw();
    void release();

    OSMesaContext m_mesaContext;
    NSData *m_icuCommonData;
    vpvl2::extensions::icu4c::StringMap m_settings;
    vpvl2::extensions::icu4c::Encoding::Dictionary m_dictionary;
    vpvl2::extensions::WorldSmartPtr m_world;
    vpvl2::extensions::EncodingSmartPtr m_encoding;
    vpvl2::extensions::FactorySmartPtr m_factory;
    vpvl2::extensions::SceneSmartPtr m_scene;
    RenderContextSmartPtr m_renderContext;
    Array<uint8_t> m_renderBuffer;
    Array<uint8_t> m_tempRenderBuffer;
    CGFloat m_scaleFactor;
    int m_renderWidth;
    int m_renderHeight;
    int m_imageWidth;
    int m_imageHeight;
};

} /* namespace ql4pmx */
} /* namespace osx */
} /* namespace extensions */
} /* namespace vpvl2 */

#endif
