Searched refs:KM_Q1 (Results 1 - 1 of 1) sorted by relevance

/PHP_TRUNK/ext/gd/libgd/
H A Dgd_interpolation.c489 #define KM_Q1 ((-12.0f * KM_B - 48.0f * KM_C) / 6.0f) macro
496 return(KM_Q0-x*(KM_Q1-x*(KM_Q2-x*KM_Q3)));
502 return(KM_Q0+x*(KM_Q1+x*(KM_Q2+x*KM_Q3)));

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