[3045] | 1 | #ifndef __ResourceManager_H__
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| 2 | #define __ResourceManager_H__
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| 3 |
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| 4 |
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| 5 | #include <string>
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| 6 | #include <iostream>
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| 7 | #include <fstream>
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| 8 | #include <map>
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| 9 | #include "common.h"
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| 10 |
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| 11 |
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| 12 |
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| 13 | class igzstream;
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| 14 |
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| 15 |
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| 16 | namespace CHCDemoEngine
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| 17 | {
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| 18 |
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| 19 | class SceneEntity;
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| 20 | class Material;
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| 21 | class Geometry;
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| 22 | class Texture;
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| 23 | class Matrix4x4;
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| 24 | class Transform3;
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| 25 | class ShaderProgram;
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| 26 |
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| 27 |
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| 28 | /** Loads a scene and also handles the cleanup
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| 29 | */
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| 30 | class ResourceManager
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| 31 | {
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| 32 | public:
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| 33 |
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| 34 | /** Returns the resource manager as a singleton.
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| 35 | */
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| 36 | static ResourceManager *GetSingleton()
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| 37 | {
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| 38 | if (!sResourceManager)
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| 39 | {
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| 40 | sResourceManager = new ResourceManager();
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| 41 | }
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| 42 |
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| 43 | return sResourceManager;
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| 44 | }
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| 45 |
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| 46 | /** We also want full control over the delete.
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| 47 | */
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| 48 | static void DelSingleton()
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| 49 | {
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| 50 | DEL_PTR(sResourceManager);
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| 51 | }
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| 52 |
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| 53 | /** Loads a model
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| 54 | */
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| 55 | bool Load(const std::string &filename, SceneEntityContainer &geometry);
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| 56 |
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| 57 | int GetNumEntities() const { return (int)mSceneEntities.size(); }
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| 58 |
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| 59 | /** Creates new gpu program parameters.
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| 60 | */
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| 61 | GPUProgramParameters *CreateGPUProgramParameters(ShaderProgram *p);
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| 62 | /** Creates a new shader program.
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| 63 | */
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| 64 | ShaderProgram *CreateFragmentProgram(const std::string &filename, const std::string &funcName);
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| 65 | ShaderProgram *CreateVertexProgram(const std::string &filename, const std::string &funcName);
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| 66 |
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| 67 | void EnableFragmentProfile();
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| 68 | void EnableVertexProfile();
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| 69 |
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| 70 | void DisableFragmentProfile();
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| 71 | void DisableVertexProfile();
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| 72 |
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| 73 |
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| 74 | protected:
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| 75 |
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| 76 | /** Default constructor. The constructor is protected
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| 77 | to have control over instantiation using the
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| 78 | singleton pattern.
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| 79 | */
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| 80 | ResourceManager();
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| 81 |
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| 82 | ~ResourceManager();
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| 83 |
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| 84 |
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| 85 | void InitCg();
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| 86 |
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| 87 | void LoadTextures(igzstream &str);
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| 88 | void LoadShapes(igzstream &str);
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| 89 | void LoadSceneEntities(igzstream &str, SceneEntityContainer &entities);
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| 90 |
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| 91 | SceneEntity *LoadSceneEntity(igzstream &str);
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| 92 | Material *LoadMaterial(igzstream &str);
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| 93 | Geometry *LoadGeometry(igzstream &str);
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| 94 |
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| 95 | std::map<int, Texture *> mTextureTable;
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| 96 | std::map<int, Material *> mMaterialTable;
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| 97 | std::map<int, Geometry *> mGeometryTable;
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| 98 | //std::map<int, Shape *> mShapesTable;
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| 99 |
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| 100 |
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| 101 | /////////////
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| 102 | //-- these are kept to be able to delete these resources afterwards
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| 103 |
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| 104 | TextureContainer mTextures;
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| 105 | MaterialContainer mMaterials;
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| 106 | GeometryContainer mGeometry;
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| 107 | TransformContainer mTrafos;
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| 108 | GPUParamContainer mGPUParameters;
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| 109 | ShaderContainer mShaders;
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| 110 | ShapeContainer mShapes;
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| 111 | LODContainer mLODs;
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| 112 |
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| 113 | ////////
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| 114 |
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| 115 | /// the scene entities
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| 116 |
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| 117 | SceneEntityContainer mSceneEntities;
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| 118 |
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| 119 |
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| 120 | ////////////
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| 121 | //-- default shader programs
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| 122 |
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| 123 | ShaderProgram *mMrtDefaultVertexProgram;
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| 124 | ShaderProgram *mMrtDefaultFragmentProgram;
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| 125 | ShaderProgram *mMrtDefaultFragmentTexProgram;
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| 126 |
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| 127 |
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| 128 | private:
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| 129 |
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| 130 | static ResourceManager *sResourceManager;
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| 131 | };
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| 132 |
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| 133 |
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| 134 | }
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| 135 | #endif
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