179 void LCMSEXPORT cmsXYZ2Lab(LPcmsCIEXYZ WhitePoint, LPcmsCIELab Lab, const cmsCIEXYZ* xyz)  in cmsXYZ2Lab()  argument
185         Lab -> L = 0;  in cmsXYZ2Lab()
186         Lab -> a = 0;  in cmsXYZ2Lab()
187         Lab -> b = 0;  in cmsXYZ2Lab()
198        Lab->L = 116.0* fy - 16.;  in cmsXYZ2Lab()
200        Lab->a = 500.0*(fx - fy);  in cmsXYZ2Lab()
201        Lab->b = 200.0*(fy - fz);  in cmsXYZ2Lab()
206 void cmsXYZ2LabEncoded(WORD XYZ[3], WORD Lab[3])  in cmsXYZ2LabEncoded()
220                      Lab[0] = 0;  in cmsXYZ2LabEncoded()
221                      Lab[1] = Lab[2] =  0x8000;   in cmsXYZ2LabEncoded()
250        Lab[0] = Clamp_L(wL);  in cmsXYZ2LabEncoded()
251        Lab[1] = Clamp_ab(wa);  in cmsXYZ2LabEncoded()
252        Lab[2] = Clamp_ab(wb);  in cmsXYZ2LabEncoded()
262 void LCMSEXPORT cmsLab2XYZ(LPcmsCIEXYZ WhitePoint, LPcmsCIEXYZ xyz,  const cmsCIELab* Lab)  in cmsLab2XYZ()  argument
266         if (Lab -> L <= 0) {  in cmsLab2XYZ()
277        y = (Lab-> L + 16.0) / 116.0;  in cmsLab2XYZ()
278        x = y + 0.002 * Lab -> a;  in cmsLab2XYZ()
279        z = y - 0.005 * Lab -> b;  in cmsLab2XYZ()
289 void cmsLab2XYZEncoded(WORD Lab[3], WORD XYZ[3])  in cmsLab2XYZEncoded()
295        L = ((double) Lab[0] * 100.0) / 65280.0;  in cmsLab2XYZEncoded()
302        a = ((double) Lab[1] / 256.0) - 128.0;  in cmsLab2XYZEncoded()
303        b = ((double) Lab[2] / 256.0) - 128.0;  in cmsLab2XYZEncoded()
393 void LCMSEXPORT cmsLabEncoded2Float(LPcmsCIELab Lab, const WORD wLab[3])  in cmsLabEncoded2Float()  argument
395         Lab->L = L2float3(wLab[0]);  in cmsLabEncoded2Float()
396         Lab->a = ab2float3(wLab[1]);  in cmsLabEncoded2Float()
397         Lab->b = ab2float3(wLab[2]);  in cmsLabEncoded2Float()
401 void LCMSEXPORT cmsLabEncoded2Float4(LPcmsCIELab Lab, const WORD wLab[3])  in cmsLabEncoded2Float4()  argument
403         Lab->L = L2float4(wLab[0]);  in cmsLabEncoded2Float4()
404         Lab->a = ab2float4(wLab[1]);  in cmsLabEncoded2Float4()
405         Lab->b = ab2float4(wLab[2]);  in cmsLabEncoded2Float4()
429     cmsCIELab Lab;  in cmsFloat2LabEncoded()  local
432     Lab.L = Clamp_L_double(fLab ->L);  in cmsFloat2LabEncoded()
433     Lab.a = Clamp_ab_double(fLab ->a);  in cmsFloat2LabEncoded()
434     Lab.b = Clamp_ab_double(fLab ->b);  in cmsFloat2LabEncoded()
436     wLab[0] = L2Fix3(Lab.L);  in cmsFloat2LabEncoded()
437     wLab[1] = ab2Fix3(Lab.a);  in cmsFloat2LabEncoded()
438     wLab[2] = ab2Fix3(Lab.b);  in cmsFloat2LabEncoded()
444     cmsCIELab Lab;  in cmsFloat2LabEncoded4()  local
447     Lab.L = fLab ->L;  in cmsFloat2LabEncoded4()
448     Lab.a = fLab ->a;  in cmsFloat2LabEncoded4()
449     Lab.b = fLab ->b;  in cmsFloat2LabEncoded4()
452     if (Lab.L < 0) Lab.L = 0;  in cmsFloat2LabEncoded4()
453     if (Lab.L > 100.) Lab.L = 100.;  in cmsFloat2LabEncoded4()
455     if (Lab.a < -128.) Lab.a = -128.;  in cmsFloat2LabEncoded4()
456     if (Lab.a > 127.) Lab.a = 127.;  in cmsFloat2LabEncoded4()
457     if (Lab.b < -128.) Lab.b = -128.;  in cmsFloat2LabEncoded4()
458     if (Lab.b > 127.) Lab.b = 127.;  in cmsFloat2LabEncoded4()
461     wLab[0] = L2Fix4(Lab.L);  in cmsFloat2LabEncoded4()
462     wLab[1] = ab2Fix4(Lab.a);  in cmsFloat2LabEncoded4()
463     wLab[2] = ab2Fix4(Lab.b);  in cmsFloat2LabEncoded4()
469 void LCMSEXPORT cmsLab2LCh(LPcmsCIELCh LCh, const cmsCIELab* Lab)  in cmsLab2LCh()  argument
473     LCh -> L = Clamp_L_double(Lab -> L);  in cmsLab2LCh()
475     a = Clamp_ab_double(Lab -> a);  in cmsLab2LCh()
476     b = Clamp_ab_double(Lab -> b);  in cmsLab2LCh()
500 void LCMSEXPORT cmsLCh2Lab(LPcmsCIELab Lab, const cmsCIELCh* LCh)  in cmsLCh2Lab()  argument
505     Lab -> L = Clamp_L_double(LCh -> L);  in cmsLCh2Lab()
506     Lab -> a = Clamp_ab_double(LCh -> C * cos(h));  in cmsLCh2Lab()
507     Lab -> b = Clamp_ab_double(LCh -> C * sin(h));            in cmsLCh2Lab()