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/PHP_TRUNK/ext/gd/libgd/
H A Dgd.c298 * on colour conversion to/from RBG and HWB colour systems.
302 #define RETURN_HWB(h, w, b) {HWB->H = h; HWB->W = w; HWB->B = b; return HWB;}
333 static HWBType * RGB_to_HWB (RGBType RGB, HWBType * HWB) argument
390 * use the HWB stuff for anything else...
392 static RGBType * HWB_to_RGB (HWBType HWB, RGBType * RGB)
399 float h = HWB.H, w = HWB
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