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| 75 | inline int irandom(int from, int to) |
75 | inline int irandom(int from, int to) |
| 76 | {
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76 | {
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| 77 | return from + mtRand().randInt(to-from); |
77 | return from + mtRand().randInt(to-from); |
| 78 | //return from + rand()%(to-from);
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78 | //return from + rand()%(to-from);
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| 79 | }
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79 | }
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| - | 80 | ||
| - | 81 | // random number function with additional ptr to random function
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| - | 82 | inline double nrandom(MTRand &random, const double& p1, const double& p2) |
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| - | 83 | {
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| - | 84 | return p1 + random.rand(p2-p1); |
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| - | 85 | //return p1 + (p2-p1)*(rand()/double(RAND_MAX));
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| - | 86 | }
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| - | 87 | /// returns a random number in [0,1] (i.e.="1" is a possible result!)
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| - | 88 | inline double drandom(MTRand &random) |
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| - | 89 | {
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| - | 90 | return random.rand(); |
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| - | 91 | //return rand()/double(RAND_MAX);
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| - | 92 | }
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| - | 93 | /// return a random number from "from" to "to" (incl.), i.e. irandom(3,5) results in 3, 4 or 5.
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| - | 94 | inline int irandom(MTRand &random, int from, int to) |
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| - | 95 | {
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| - | 96 | return from + random.randInt(to-from); |
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| - | 97 | //return from + rand()%(to-from);
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| - | 98 | }
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| - | 99 | ||
| - | 100 | ||
| 80 | 101 | ||
| 81 | inline double limit(const double value, const double lower, const double upper) |
102 | inline double limit(const double value, const double lower, const double upper) |
| 82 | {
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103 | {
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| 83 | return qMax(qMin(value, upper), lower); |
104 | return qMax(qMin(value, upper), lower); |
| 84 | }
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105 | }
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