1 | #include <vec/vec3.hfa> |
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2 | #include <fstream.hfa> |
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3 | |
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4 | int main(void) { |
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5 | vec3(float) v1 = {1.f,2.f,3.f}; |
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6 | sout | "ctor(x,y):" | v1; |
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7 | |
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8 | vec3(float) v2 = v1; |
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9 | sout | "copy ctor:" | v2; |
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10 | |
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11 | v2 = (vec3(float)){3.f, 4.2f, -2.f}; |
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12 | sout | "assignment:" | v2; |
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13 | |
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14 | v2 = v1; |
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15 | sout | "move assignment:" | v2; |
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16 | |
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17 | vec3(float) v3 = 0; |
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18 | sout | "zero-init:" | v3; |
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19 | |
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20 | v1 = 0; |
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21 | sout | "zero-assign:" | v1; |
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22 | |
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23 | vec3(float) v4 = {1.23f}; |
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24 | sout | "fill-ctor:" | v4; |
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25 | |
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26 | v1 = (vec3(float)){1.23f, 3.43f, 0.000002f}; |
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27 | sout | "?-?:" | (v1 - (vec3(float)){1.21f,3,1}); |
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28 | |
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29 | v1 -= (vec3(float)){1.23f, 3.43f, 0.000002f}; |
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30 | sout | "?-=?:" | v1; |
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31 | |
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32 | v1 = -v1; |
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33 | sout | "-?:" | v1; |
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34 | |
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35 | v1 = (vec3(float)){1.5f, 2.75f, -14.2f}; |
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36 | sout | "?+?:" | (v1 + (vec3(float)){0.8f, -0.3f, 5}); |
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37 | |
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38 | v1 += (vec3(float)){0.8f, -0.3f, 5}; |
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39 | sout | "?+=?:" | v1; |
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40 | |
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41 | v1 = (vec3(float)){1.5f, 2.75f, 100.3f}; |
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42 | sout | "v*s:" | v1 * 3.f; |
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43 | |
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44 | sout | "s*v:" | 3.f * v1; |
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45 | |
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46 | v1 *= 3; |
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47 | sout | "?*=?:" | v1; |
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48 | |
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49 | { |
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50 | vec3(float) u = {1, 2, 3}; |
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51 | vec3(float) v = {2, 3, 4.5f}; |
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52 | sout | "?*?(vec):" | (u * v); |
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53 | sout | "?*=?(vec):" | (u *= v); |
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54 | } |
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55 | |
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56 | v1 = (vec3(float)){2, -0.1f, 45}; |
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57 | sout | "?/?:" | (v1 / 3.f); |
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58 | |
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59 | v1 /= 3.f; |
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60 | sout | "?/=?:" | v1; |
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61 | |
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62 | { |
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63 | vec3(float) u = {2, -0.1f, 3}; |
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64 | vec3(float) v = {2, 3, 4.5f}; |
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65 | sout | "?/?(vec):" | (u / v); |
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66 | sout | "?/=?(vec):" | (u /= v); |
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67 | } |
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68 | |
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69 | v1 = (vec3(float)){4,2,3}; |
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70 | v2 = (vec3(float)){0,-3,2}; |
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71 | sout | "dot_1:" | dot(v1, v2); |
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72 | |
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73 | v2 = (vec3(float)){1.3f, -2, 12.2f}; |
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74 | sout | "dot_2:" | dot(v1, v2); |
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75 | |
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76 | v2 = cross((vec3(float)){3,-3,1},(vec3(float)){4,9,2}); |
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77 | sout | "cross:" | v2; |
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78 | |
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79 | v1 = (vec3(float)){1,2,3}; |
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80 | sout | "length:" | length(v1); |
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81 | |
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82 | sout | "length_squared:" | length_squared(v1); |
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83 | |
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84 | v2 = (vec3(float)){6, -3.2f, 1}; |
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85 | sout | "distance:" | distance(v1, v2); |
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86 | |
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87 | sout | "normalize:" | normalize(v2); |
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88 | |
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89 | sout | "project:" | project((vec3(float)){5,6,0}, (vec3(float)){0, 0, 1}); |
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90 | sout | "project_2:" | project((vec3(float)){5,6,3.2f}, (vec3(float)){10, 1, 4}); |
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91 | |
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92 | v1 = (vec3(float)){5,6,2.333f}; |
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93 | v2 = (vec3(float)){1,0,-13.5f}; |
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94 | sout | "reflect:" | reflect(v1,v2); |
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95 | |
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96 | v2 = (vec3(float)){0,-1,2}; |
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97 | sout | "refract:" | refract(normalize(v1),normalize(v2),1.f); |
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98 | sout | "refract:" | refract(normalize(v1),normalize(v2),1.f/1.33f); |
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99 | |
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100 | vec3(float) geometric_normal = {5,6,1}; |
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101 | vec3(float) perturbed_normal = {4,5.5f,2}; |
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102 | vec3(float) eyeline = {-1,0.002f,-1.0345f}; |
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103 | sout | "faceforward_nochange:" | faceforward(perturbed_normal, eyeline, geometric_normal); |
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104 | |
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105 | eyeline = (vec3(float)){1,0.002f,-1.0345f}; |
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106 | sout | "faceforward_flip:" | faceforward(perturbed_normal, eyeline, geometric_normal); |
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107 | } |
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