[5942] | 1 | /* |
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| 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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[6956] | 12 | main-programmer: bottac@ee.ethz.ch |
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[7466] | 13 | |
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| 14 | review: patrick boenzli, patrick@orxonox.ethz.ch |
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[5942] | 15 | */ |
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| 16 | |
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[5967] | 17 | |
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[6956] | 18 | #include "vertex_array_model.h" |
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[7490] | 19 | #include "p_node.h" |
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[5942] | 20 | |
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[6956] | 21 | |
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[7500] | 22 | #define HM_TEX_RATE 32 |
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| 23 | #define HM_TILE_SIZE 64 |
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[6956] | 24 | |
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[7468] | 25 | //!< define the LOD level distances. later this could be dynamicaly adjusted |
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| 26 | #define HM_LOD_LOW_RES 5000 //!< low resolution unless farther away than LOW_RES |
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| 27 | #define HM_LOD_HIGH_RES 1000 |
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| 28 | |
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| 29 | |
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[5967] | 30 | class SDL_Surface; |
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| 31 | class Vector; |
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[6956] | 32 | class Material; |
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| 33 | class PNode; |
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| 34 | class Texture; |
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| 35 | class HeightMap; |
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[5942] | 36 | |
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[7466] | 37 | |
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| 38 | //!< one part of the height map |
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[7490] | 39 | class Tile : public PNode |
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[5942] | 40 | { |
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[7466] | 41 | public: |
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| 42 | Tile(int i1, int j1, int i2, int j2, HeightMap* hm) ; |
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| 43 | virtual ~Tile(); |
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[6956] | 44 | |
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[7466] | 45 | int getRes(); |
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| 46 | int setHighRes(bool b); |
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[6956] | 47 | |
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[7466] | 48 | void draw(); |
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[7490] | 49 | inline void drawHighRes() const { highResModel->draw(); } |
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| 50 | inline void drawLowRes() const { lowResModel->draw(); } |
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[6956] | 51 | |
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[7466] | 52 | |
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| 53 | private: |
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[7469] | 54 | void load(int i1, int j1, int i2, int i2, VertexArrayModel* model, int Res); |
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[7466] | 55 | |
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| 56 | |
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| 57 | public: |
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| 58 | float x; |
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| 59 | float z; |
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| 60 | |
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| 61 | |
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| 62 | private: |
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[7468] | 63 | VertexArrayModel* highResModel; //!< heigh resolution model of the tile |
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| 64 | VertexArrayModel* lowResModel; //!< low resolution model of the tile |
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| 65 | |
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[7469] | 66 | HeightMap* heightMapReference; //!< reference to the heightmap this tile belongs to |
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[7466] | 67 | int highRes; //!< |
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| 68 | int lowRes; //!< |
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[6956] | 69 | }; |
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| 70 | |
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[7466] | 71 | |
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| 72 | //!< the height map representation itself |
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[6956] | 73 | class HeightMap : public VertexArrayModel |
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| 74 | { |
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[7466] | 75 | friend class Tile; |
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[5967] | 76 | |
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[7466] | 77 | public: |
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[7497] | 78 | HeightMap(const std::string& heightMapName); |
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| 79 | HeightMap(const std::string& heightMapName, const std::string& colorMapName); |
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[7466] | 80 | virtual ~HeightMap(); |
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[6956] | 81 | |
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[7466] | 82 | void setAbsCoor(Vector V); |
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| 83 | float getHeight(float x, float y); |
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| 84 | float getNormal(float x, float y); |
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[5967] | 85 | |
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[7466] | 86 | void load(); |
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| 87 | void load(int Mode); |
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| 88 | void load(const std::string&, int Mode); |
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| 89 | void scale( Vector V); |
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[6956] | 90 | |
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[7498] | 91 | void draw() const; |
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[7466] | 92 | |
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| 93 | |
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| 94 | private: |
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[7526] | 95 | void init(const std::string& heightMapName); |
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| 96 | |
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[7466] | 97 | void generateNormalVectorField(); |
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| 98 | void drawRect(int xBottomLeft, int yBottomLeft, int xTopRight, int yTopRight ); |
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| 99 | void fixBoarder(int xBottomLeft, int yBottomLeft, int xTopRight, int yTopRight); |
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| 100 | |
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| 101 | /** helper function absolute value @param val value*/ |
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| 102 | inline int abs(int val) { return (val<0)?-val:val; } |
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| 103 | /** returns the max of two numbers @param x value 1 @param y value 2*/ |
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| 104 | inline int max(int x, int y) { return (x>y)? x:y; } |
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| 105 | /** returns the min of two numbers @param x value 1 @param y value 2*/ |
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| 106 | inline int min(int x, int y) { return (x<y)? x: y; } |
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| 107 | |
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| 108 | |
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| 109 | private: |
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[7499] | 110 | SDL_Surface* heightMap; //!< image of the height map |
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| 111 | SDL_Surface* colorMap; //!< image of the color map |
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[7466] | 112 | unsigned char* heights; |
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[7490] | 113 | unsigned char* colors; |
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[7466] | 114 | |
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| 115 | Vector** normalVectorField; |
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| 116 | Tile*** tiles; |
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| 117 | Vector camCoords; |
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| 118 | Vector offsetCoords; |
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| 119 | Material* tmp_mat; |
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| 120 | Material* red_mat; |
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| 121 | Texture* texture; |
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| 122 | const PNode* camera; |
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| 123 | |
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| 124 | float scaleX ; |
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| 125 | float scaleY ; |
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| 126 | float scaleZ ; |
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| 127 | float shiftX ; // to be removed |
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| 128 | float shiftY ; // to be removed |
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| 129 | float shiftZ ; // to be removed |
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| 130 | float offsetX; |
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| 131 | float offsetY; |
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| 132 | float offsetZ; |
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| 133 | int cmScaleX; |
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| 134 | int cmScaleY; |
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| 135 | bool hasColourMap; |
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[5942] | 136 | }; |
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