Lines Matching refs:y1
334 double y1 = x1; in lookupTonemapGain() local
336 double y2 = y1 + (metadata.displayMaxLuminance - y1) * 0.75; in lookupTonemapGain()
342 double m1 = (y2 - y1) / h12; in lookupTonemapGain()
352 double slope = (y1 - y0) / (x1 - x0); in lookupTonemapGain()
357 targetNits = (y1 * (1.0 + 2.0 * t) + h12 * m1 * t) * (1.0 - t) * in lookupTonemapGain()
387 double y1 = maxOutLumi * 0.15; in lookupTonemapGain() local
393 double c1 = y1 / 3.0; in lookupTonemapGain()
407 t * t * y1; in lookupTonemapGain()
411 targetNits = (1.0 - t) * (1.0 - t) * y1 + 2.0 * (1.0 - t) * t * c2 + in lookupTonemapGain()
641 const double y1 = x1; in lookupTonemapGain() local
653 const double slope2 = (y2 - y1) / (greyNorm2 - greyNorm1); in lookupTonemapGain()