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1 | #ifndef __MATERIAL_H
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2 | #define __MATERIAL_H
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3 |
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4 |
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5 | namespace CHCDemo
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6 | {
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7 |
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8 | class Texture;
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9 |
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10 | class RgbColor
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11 | {
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12 |
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13 | public:
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14 |
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15 | float r, g, b;
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16 |
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17 | RgbColor(): r(0.5f), g(0.5f), b(0.5f)
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18 | {
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19 | }
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20 |
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21 | RgbColor(float _r, float _g, float _b): r(_r), g(_g), b(_b)
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22 | {
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23 | }
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24 |
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25 | friend RgbColor
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26 | RandomColor(float a = 0.0f, float b = 1.0f);
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27 |
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28 | // Mapping from interval 0.0-1.0 to RGB using "rainbow" color map
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29 | // (range of hue from 0-240)
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30 |
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31 | friend RgbColor RainbowColorMapping(float value);
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32 |
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33 | };
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34 |
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35 |
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36 | // Forward declarations
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37 | RgbColor RandomColor(const float a, const float b);
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38 |
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39 | // Mapping from interval 0.0-1.0 to RGB using "rainbow" color map
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40 | // (range of hue from 0-240)
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41 | RgbColor RainbowColorMapping(const float value);
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42 |
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43 |
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44 |
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45 | class Material
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46 | {
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47 | public:
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48 |
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49 | RgbColor mDiffuseColor;
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50 | RgbColor mSpecularColor;
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51 | RgbColor mAmbientColor;
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52 |
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53 | Material();
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54 |
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55 | Material(int id);
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56 |
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57 | Material(const RgbColor &color);
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58 | /** Returns unique material id.
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59 | */
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60 | int GetId() const;
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61 |
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62 | friend Material RandomMaterial();
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63 |
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64 | Texture *GetTexture() const { return mTexture; }
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65 |
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66 | void SetTexture(Texture *texture) { mTexture = texture; }
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67 | /** Renders this material.
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68 | */
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69 | void Render();
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70 |
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71 | protected:
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72 |
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73 | /** Initialize the material with default values
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74 | */
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75 | void InitMaterial();
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76 |
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77 | /// unique material id
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78 | int mId;
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79 | /// the assciated texture
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80 | Texture *mTexture;
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81 | };
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82 |
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83 |
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84 | extern Material RandomMaterial();
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85 |
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86 | }
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87 |
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88 | #endif
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