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Education Sampler 1992 [NeXTSTEP]
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Education_1992_Sampler.iso
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cmix
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tablei.c
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C/C++ Source or Header
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1990-01-06
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359b
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17 lines
float tablei(nsample,array,tab)
long nsample;
float *array,*tab;
{
register loc1,loc2;
float frac = ((float)(nsample)/(*tab)) * *(tab+1);
if(frac < 0) return(array[0]);
if(frac >= *(tab+1)) return(array[(int)*(tab+1)]);
loc1 = frac;
loc2 = loc1+1;
frac = frac - (float)loc1;
return(*(array+loc1) + frac * (*(array+loc2) - *(array+loc1)));
}