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5640 | pavelyakov | 1 | //IO library |
2 | #ifndef INCLUDE_MATH_H |
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3 | #define INCLUDE_MATH_H |
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5676 | pavelyakov | 4 | #print "[include |
5640 | pavelyakov | 5 | |
6 | #ifndef INCLUDE_KOLIBRI_H |
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7 | #include "../lib/kolibri.h" |
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8 | #endif |
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9 | |||
10 | :struct MATH |
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11 | { |
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12 | float pi(); |
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13 | float cos(float x); |
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14 | float sin(float x); |
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15 | float sqrt(float x); |
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16 | float tan(float x); |
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17 | float abs(float x); |
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5730 | pavelyakov | 18 | float floor(float x); |
19 | signed round(float x); |
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20 | signed ceil(float x); |
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7086 | leency | 21 | signed min(signed i1, i2); |
22 | signed max(signed i1, i2); |
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7272 | leency | 23 | signed in(signed base, min1, max1); |
5640 | pavelyakov | 24 | }math; |
7086 | leency | 25 | |
5730 | pavelyakov | 26 | :signed MATH::round(float x) |
27 | { |
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28 | x+=0.6; |
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29 | return x; |
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30 | } |
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31 | :signed MATH::ceil(float x) |
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32 | { |
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33 | dword z; |
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34 | float tmp; |
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35 | z = x; |
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36 | tmp = z; |
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37 | IF(tmp |
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38 | return z; |
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39 | } |
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40 | :float MATH::floor(float x) |
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41 | { |
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42 | signed long z; |
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43 | z = x; |
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44 | IF(z==x)return x; |
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45 | IF(z<0) return z-1; |
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46 | return z; |
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47 | } |
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5640 | pavelyakov | 48 | :float MATH::abs(float x) |
49 | { |
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50 | IF(x<0)return -x; |
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51 | return x; |
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52 | } |
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53 | |||
54 | :float MATH::cos(float x) |
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55 | { |
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56 | float r; |
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57 | asm |
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58 | { |
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59 | fld x |
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60 | fcos |
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61 | fstp r |
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62 | } |
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63 | return r; |
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64 | } |
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65 | :float MATH::sin(float x) |
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66 | { |
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67 | float r; |
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68 | asm |
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69 | { |
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70 | fld x |
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71 | fsin |
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72 | fstp r |
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73 | } |
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74 | return r; |
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75 | } |
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76 | :float MATH::sqrt(float x) |
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77 | { |
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78 | float r; |
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79 | asm |
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80 | { |
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81 | fld x |
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82 | fsqrt |
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83 | fstp r |
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84 | } |
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85 | return r; |
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86 | } |
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87 | :float MATH::tan(float x) |
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88 | { |
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89 | float r; |
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90 | asm |
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91 | { |
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92 | fld x |
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93 | fld1 |
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94 | fpatan |
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95 | fstp r |
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96 | } |
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97 | return r; |
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98 | } |
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7086 | leency | 99 | :signed MATH::min(signed i1, i2) |
100 | { |
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101 | if (i1 < i2) |
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102 | return i1; |
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103 | else |
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104 | return i2; |
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105 | } |
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106 | :signed MATH::max(signed i1, i2) |
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107 | { |
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108 | if (i1 > i2) |
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109 | return i1; |
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110 | else |
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111 | return i2; |
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112 | } |
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7272 | leency | 113 | :signed MATH::in(signed base, min1, max1) |
114 | { |
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115 | if (base > max1) return max1; |
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116 | if (base < min1) return min1; |
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117 | return base; |
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118 | } |
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5640 | pavelyakov | 119 | #endif>>0)return>0)> |