Cross Reference: /inkscape/src/livarot/float-line.cpp

Lines Matching refs:tresh
618 /// Cuts the parts having less than tresh coverage.
619 void FloatLigne::Min(FloatLigne *a, float tresh, bool addIt)
632         if ( runA.vst <= tresh ) {
633             if ( runA.ven <= tresh ) {
639                             AddRun(lastStart, lastEnd, tresh, tresh);
650                 float cutPos = (runA.st * (tresh - runA.ven) + runA.en * (runA.vst - tresh)) / (runA.vst - runA.ven);
654                             AddRun(lastStart, cutPos, tresh, tresh);
656                         AddRun(cutPos,runA.en, tresh, runA.ven);
659                             AddRun(lastStart, lastEnd, tresh, tresh);
662                             AddRun(runA.st, cutPos, tresh, tresh);
664                         AddRun(cutPos, runA.en, tresh, runA.ven);
668                         AddRun(runA.st, cutPos, tresh, tresh);
670                     AddRun(cutPos, runA.en, tresh, runA.ven);
677             if ( runA.ven <= tresh ) {
678                 float cutPos = (runA.st * (runA.ven - tresh) + runA.en * (tresh - runA.vst)) / (runA.ven - runA.vst);
681                         AddRun(lastStart, lastEnd, tresh, tresh);
684                 AddRun(runA.st, cutPos, runA.vst, tresh);
691                         AddRun(lastStart, lastEnd, tresh, tresh);
702             AddRun(lastStart, lastEnd, tresh, tresh);
710  * over will receive the parts where coverage > tresh, while the present
711  * FloatLigne will receive the parts where coverage <= tresh.
713 void FloatLigne::Split(FloatLigne *a, float tresh, FloatLigne *over)
722         if ( runA.vst >= tresh ) {
723             if ( runA.ven >= tresh ) {
728                 float cutPos = (runA.st * (tresh - runA.ven) + runA.en * (runA.vst - tresh)) / (runA.vst - runA.ven);
730                     over->AddRun(runA.st, cutPos, runA.vst, tresh);
732                 AddRun(cutPos, runA.en, tresh, runA.ven);
735             if ( runA.ven >= tresh ) {
736                 float cutPos = (runA.st * (runA.ven - tresh) + runA.en * (tresh-runA.vst)) / (runA.ven - runA.vst);
737                 AddRun(runA.st, cutPos, runA.vst, tresh);
739                     over->AddRun(cutPos, runA.en, tresh, runA.ven);
749  * Clips the coverage runs to tresh.
752  * tresh. If addIt == true, it's the coverage clamped to tresh.
754 void FloatLigne::Max(FloatLigne *a, float tresh, bool addIt)
766         if ( runA.vst >= tresh ) {
767             if ( runA.ven >= tresh ) {
773                             AddRun(lastStart,lastEnd,tresh,tresh);
784                 float cutPos = (runA.st * (tresh - runA.ven) + runA.en * (runA.vst - tresh)) / (runA.vst - runA.ven);
788                             AddRun(lastStart, cutPos, tresh, tresh);
790                         AddRun(cutPos, runA.en, tresh, runA.ven);
793                             AddRun(lastStart, lastEnd, tresh, tresh);
796                             AddRun(runA.st, cutPos, tresh, tresh);
798                         AddRun(cutPos, runA.en, tresh, runA.ven);
802                         AddRun(runA.st, cutPos, tresh, tresh);
804                     AddRun(cutPos, runA.en, tresh, runA.ven);
811             if ( runA.ven >= tresh ) {
812                 float cutPos = (runA.st * (runA.ven - tresh) + runA.en * (tresh - runA.vst)) / (runA.ven - runA.vst);
815                         AddRun(lastStart,lastEnd,tresh,tresh);
818                 AddRun(runA.st, cutPos, runA.vst, tresh);
825                         AddRun(lastStart,lastEnd,tresh,tresh);
836             AddRun(lastStart, lastEnd, tresh, tresh);
841 /// Extract the parts where coverage > tresh.
842 void FloatLigne::Over(FloatLigne *a, float tresh)
855         if ( runA.vst >= tresh ) {
856             if ( runA.ven >= tresh ) {
861                         AddRun(lastStart, lastEnd, tresh, tresh);
873                 float cutPos = (runA.st * (tresh - runA.ven) + runA.en * (runA.vst - tresh)) / (runA.vst - runA.ven);
876                         AddRun(lastStart, cutPos, tresh, tresh);
878                         AddRun(lastStart, lastEnd, tresh, tresh);
879                         AddRun(runA.st, cutPos, tresh, tresh);
882                     AddRun(runA.st, cutPos, tresh, tresh);
888             if ( runA.ven >= tresh ) {
889                 float cutPos = (runA.st * (runA.ven - tresh) + runA.en * (tresh - runA.vst)) / (runA.ven - runA.vst);
891                     AddRun(lastStart, lastEnd, tresh, tresh);
898                     AddRun(lastStart, lastEnd, tresh, tresh);
906         AddRun(lastStart, lastEnd, tresh, tresh);