StreamTexture.hpp

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#pragma once
 
#include <ivorium_graphics/ivorium_graphics.hpp>
#include <unordered_map>
 
namespace iv
{
 
class StreamTexture_Subprovider : private StreamResourceSubprovider
{
public:
using StreamResourceSubprovider::instance;
ClientMarker cm;
    
                                    StreamTexture_Subprovider( Instance * inst, StreamResourceProvider const * );
    void                            each_resource( std::function< void( ResourcePath const & ) > const & ) const;
    bool                            has_resource( ResourcePath const & ) const;
    
    // used by StreamTexture
    Texture::Metadata const &       get( ResourcePath const & path ) const;
    
private:
    //----------------------------- StreamMetadata ----------------
    virtual void                    Resource( std::string const & resource_class, ResourcePath path ) override;
    
private:
    std::unordered_map< ResourcePath, Texture::Metadata > _textures;
    Texture::Metadata _empty;
};
 
class StreamTexture : public Texture, private StreamResource, protected GlListener, protected DelayedLoad
{
public:
using Texture::instance;
ClientMarker cm;
                                            StreamTexture( Instance * inst, StreamResourceProvider const * provider, StreamTexture_Subprovider const * subprovider, ResourcePath const & path );
    virtual                                 ~StreamTexture();
    
protected:
    //------------------------------------- GlListener ---------------------
    virtual void                            GlEnable() override;
    virtual void                            GlDisable() override;
    virtual void                            GlDrop() override;
    
    //------------------------------------- DelayedLoad ---------------------
    virtual void                            Load() override;
    
    GlMinFiltering                          min_filtering();
    GlMagFiltering                          mag_filtering();
};
 
}