60 lines
1 KiB
C++
60 lines
1 KiB
C++
/*
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* $Id: utils.cpp,v 1.3 2002/07/14 21:40:43 msell Exp $
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*
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*
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* $Log: utils.cpp,v $
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* Revision 1.3 2002/07/14 21:40:43 msell
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* Conflictit pois, liikkumiset (hyppy, kävely, lyönti), uusi areena
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*
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* Revision 1.2 2002/06/14 00:05:05 msell
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* Törmäyssimulaatio kunnossa toivon mukaan
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*
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* Revision 1.1 2002/06/02 16:57:37 msell
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* Objektirakenteen pohja
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*
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*
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*
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* $Date: 2002/07/14 21:40:43 $
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*
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*/
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#include <stdlib.h>
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void swapInt(int *a, int *b){
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int temp = *a;
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*a = *b;
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*b = temp;
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}
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void swapFloat(float *a, float *b){
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float temp = *a;
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*a = *b;
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*b = temp;
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}
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int random(int x){
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return rand() * x / RAND_MAX;
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}
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float randomf(float x){
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return rand() * x / RAND_MAX;
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}
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int smod(int val, int mod){
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if (val>=0) return val%mod;
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int temp=-val/mod+1;
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return (val+temp*mod)%mod;
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}
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double sdes(double val){
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if (val>=0) return val-(int)(val);
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return val-(int)(val)+1;
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}
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double sfmod(double val, double mod){
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val-=(int)(val/mod)*mod;
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if (val<0) val+=mod;
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return val;
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}
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