SLAssetManager.h

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/**
 * \file      SLAssetManager.h
 * \authors   Michael Goettlicher
 * \date      Feb 2020
 * \authors   Marcus Hudritsch
 * \copyright http://opensource.org/licenses/GPL-3.0
 * \remarks   Please use clangformat to format the code. See more code style on
 *            https://github.com/cpvrlab/SLProject4/wiki/SLProject-Coding-Style
*/
 
#ifndef SLASSETMANAGER_H
#define SLASSETMANAGER_H
 
#include <SL.h>
#include <SLMaterial.h>
#include <SLMesh.h>
#include <SLGLProgramGeneric.h>
 
class SLTexFont;
class SLCamera;
class SLInputManager;
class SLAnimManager;
 
//-----------------------------------------------------------------------------
//! Toplevel holder of the assets meshes, materials, textures and shaders
/*! All these assets can be shared among instances of SLScene, SLNode and
 * SLMaterial. Shared assets are meshes (SLMesh), materials (SLMaterial),
 * textures (SLGLTexture) and shader programs (SLGLProgram).
 * One instance of SLAssetManager must be owned and destroyed by the app
 * (see e.g. AppCommon.h).
 */
class SLAssetManager
{
public:
    ~SLAssetManager();
 
    void generateStaticFonts(SLstring fontPath);
 
    void clear();
 
    //! for all assets, clear gpu data
    void deleteDataGpu();
 
    //! Removes the specified mesh from the meshes resource vector.
    bool removeMesh(SLMesh* mesh);
 
    //! Removes the specified mesh from the meshes resource vector.
    bool removeProgram(SLGLProgram* program);
 
    //! Returns the pointer to shader program if found by name
    SLGLProgram* getProgramByName(const string& programName);
 
    //! merge other asset manager into this
    void merge(SLAssetManager& other);
 
    // Getters
    SLVMesh&      meshes() { return _meshes; }
    SLVMaterial&  materials() { return _materials; }
    SLVGLTexture& textures() { return _textures; }
    SLVGLProgram& programs() { return _programs; }
 
    // Static method & font pointers
    // These fonts can be used inside a 2D or 3D scene, not within ImGui
    static void       generateFonts(SLstring     fontPath,
                                    SLGLProgram& fontTexProgram);
    static void       deleteFonts();
    static SLTexFont* getFont(SLfloat heightMM, SLint dpi);
 
    static SLTexFont* font07; //!<  7 pixel high fixed size font
    static SLTexFont* font08; //!<  8 pixel high fixed size font
    static SLTexFont* font09; //!<  9 pixel high fixed size font
    static SLTexFont* font10; //!< 10 pixel high fixed size font
    static SLTexFont* font12; //!< 12 pixel high fixed size font
    static SLTexFont* font14; //!< 14 pixel high fixed size font
    static SLTexFont* font16; //!< 16 pixel high fixed size font
    static SLTexFont* font18; //!< 18 pixel high fixed size font
    static SLTexFont* font20; //!< 20 pixel high fixed size font
    static SLTexFont* font22; //!< 22 pixel high fixed size font
    static SLTexFont* font24; //!< 24 pixel high fixed size font
 
protected:
    SLVMesh      _meshes;    //!< Vector of all meshes
    SLVMaterial  _materials; //!< Vector of all materials pointers
    SLVGLTexture _textures;  //!< Vector of all texture pointers
    SLVGLProgram _programs;  //!< Vector of all shader program pointers
};
//-----------------------------------------------------------------------------
#endif // SLASSETMANAGER_H