Cross Reference: /xsrc/external/mit/libX11/dist/src/xcms/Lab.c

Lines Matching refs:spec
65 static int CIELab_ParseString(register char *spec, XcmsColor *pColor);
123     register char *spec,
145     if ((pchar = strchr(spec, ':')) == NULL) {
148     n = (int)(pchar - spec);
153     if (strncmp(spec, _XcmsCIELab_prefix, (size_t)n) != 0) {
160     if (sscanf(spec + n + 1, "%lf/%lf/%lf",
161 	    &pColor->spec.CIELab.L_star,
162 	    &pColor->spec.CIELab.a_star,
163 	    &pColor->spec.CIELab.b_star) != 3) {
166         if ((s = strdup(spec))) {
173 		       &pColor->spec.CIELab.L_star,
174 		       &pColor->spec.CIELab.a_star,
175 		       &pColor->spec.CIELab.b_star) != 3) {
219 	    (pColor->spec.CIELab.L_star < 0.0 - XMY_DBL_EPSILON)
221 	    (pColor->spec.CIELab.L_star > 100.0 + XMY_DBL_EPSILON)) {
283     if (pLab_WhitePt->spec.CIEXYZ.Y != 1.0) {
298 	tmpL = (pColor->spec.CIELab.L_star + 16.0) / 116.0;
303 	    tmpL = pColor->spec.CIELab.L_star / 9.03292;
306 	    XYZ_return.X = pLab_WhitePt->spec.CIEXYZ.X *
307 		    ((pColor->spec.CIELab.a_star / 3893.5) + tmpL);
311 	    XYZ_return.Z = pLab_WhitePt->spec.CIEXYZ.Z *
312 		    (tmpL - (pColor->spec.CIELab.b_star / 1557.4));
315 	    tmpFloat = tmpL + (pColor->spec.CIELab.a_star / 5.0);
316 	    XYZ_return.X = pLab_WhitePt->spec.CIEXYZ.X * tmpFloat * tmpFloat * tmpFloat;
319 	    tmpFloat = tmpL - (pColor->spec.CIELab.b_star / 2.0);
320 	    XYZ_return.Z = pLab_WhitePt->spec.CIEXYZ.Z * tmpFloat * tmpFloat * tmpFloat;
323 	memcpy((char *)&pColor->spec.CIEXYZ, (char *)&XYZ_return,
387     if (pLab_WhitePt->spec.CIEXYZ.Y != 1.0) {
402 	if (pColor->spec.CIEXYZ.Y < 0.008856) {
403 	    fY_Yn = (0.07787 * pColor->spec.CIEXYZ.Y) + DIV16BY116;
407 	    fY_Yn = (XcmsFloat)XCMS_CUBEROOT(pColor->spec.CIEXYZ.Y);
413 	if ((fX_Xn = pColor->spec.CIEXYZ.X / pLab_WhitePt->spec.CIEXYZ.X) < 0.008856) {
420 	if ((fZ_Zn = pColor->spec.CIEXYZ.Z / pLab_WhitePt->spec.CIEXYZ.Z) < 0.008856) {
429 	memcpy((char *)&pColor->spec.CIELab, (char *)&Lab_return,
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