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#include "91x_lib.h"
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#include "91x_lib.h"
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#include "mymath.h"
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#include "mymath.h"
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#include <math.h>
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// discrete mathematics
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// discrete mathematics
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        sinus = sinlookup[angle];
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        sinus = sinlookup[angle];
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        // calculate sinus value
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        // calculate sinus value
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        return (sinus * m * n);
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        return (sinus * m * n);
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}
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}
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s16 c_arccos2(s32 a,s32 b)
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s16 c_arccos2(s32 a, s32 b)
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{
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{
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        if(a>b) return(0);
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        if(a>b) return(0);
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        return(arccos64[64 * a / b]);
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        return(arccos64[64 * a / b]);
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                        root--;
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                        root--;
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                }
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                }
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        }
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        }
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        return(root >> 1);
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        return(root >> 1);
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}
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}
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