Change of clipped indicators in Luminosity Preview mode to be based on the L values. ( Issue 1608)

This commit is contained in:
michael 2012-11-03 20:34:27 -04:00
parent 93832cf4ac
commit 3be23be585

View File

@ -682,16 +682,12 @@ void CropWindow::expose (Cairo::RefPtr<Cairo::Context> cr) {
//t3.set ();
bool showcs = iarea->indClippedPanel->showClippedShadows();
bool showch = iarea->indClippedPanel->showClippedHighlights();
bool showR = iarea->previewModePanel->showR();
bool showG = iarea->previewModePanel->showG();
bool showB = iarea->previewModePanel->showB();
bool showL = iarea->previewModePanel->showL();
bool showR = iarea->previewModePanel->showR(); // will show clipping if R channel is clipped
bool showG = iarea->previewModePanel->showG(); // will show clipping if G channel is clipped
bool showB = iarea->previewModePanel->showB(); // will show clipping if B channel is clipped
bool showL = iarea->previewModePanel->showL(); // will show clipping if L value is clipped
bool showFocusMask = iarea->previewModePanel->showFocusMask();
// additional flags to control clipping indicators for individual channels and across all channels
bool showclippedAll = (!showR && !showG && !showB && !showL);
bool showclippedR = showR || showL || showclippedAll;
bool showclippedG = showG || showL || showclippedAll;
bool showclippedB = showB || showL || showclippedAll;
bool showclippedAny = (!showR && !showG && !showB && !showL); // will show clipping if any of RGB chanels is clipped
// If ALT was pressed, auto-enable highlight and shadow
// TODO: Add linux/MacOS specific functions for alternative
@ -768,7 +764,7 @@ void CropWindow::expose (Cairo::RefPtr<Cairo::Context> cr) {
// Band2 @ blur_radius2
if (kh>=-blur_radius2 && kh<=blur_radius2 && k>=-blur_radius2 && k<=blur_radius2){
sum_L2 += curL;
sumsq_L2 += SQR(curL);
sumsq_L2 += SQR(curL);
}
}
}
@ -780,8 +776,8 @@ void CropWindow::expose (Cairo::RefPtr<Cairo::Context> cr) {
avg_L2 = sum_L2/kernel_size2;
stdDev_L = sqrt(sumsq_L/kernel_size - SQR(avg_L));
stdDev_L2 = sqrt(sumsq_L2/kernel_size2 - SQR(avg_L2));
stdDev_L = sqrt(sumsq_L/kernel_size - SQR(avg_L));
stdDev_L2 = sqrt(sumsq_L2/kernel_size2 - SQR(avg_L2));
//TODO: try to normalize by average L of the entire (preview) image
@ -816,29 +812,36 @@ void CropWindow::expose (Cairo::RefPtr<Cairo::Context> cr) {
changedHL=false;
changedSH=false;
// for efficiency, pre-calculate currWS_L as it may be needed in both
// if (showch) and if (showcs) branches
int currWS_L;
if (showL && (showch||showcs)) currWS_L = (int)(0.299*currWS[0]+0.587*currWS[1]+0.114*currWS[2]);
if (showch) {
delta=0; changedHL=false;
if (currWS[0]>=options.highlightThreshold && showclippedR) { delta += 255-currWS[0]; changedHL=true; }
if (currWS[1]>=options.highlightThreshold && showclippedG) { delta += 255-currWS[1]; changedHL=true; }
if (currWS[2]>=options.highlightThreshold && showclippedB) { delta += 255-currWS[2]; changedHL=true; }
if (currWS[0]>=options.highlightThreshold && (showR || showclippedAny)) { delta += 255-currWS[0]; changedHL=true; }
if (currWS[1]>=options.highlightThreshold && (showG || showclippedAny)) { delta += 255-currWS[1]; changedHL=true; }
if (currWS[2]>=options.highlightThreshold && (showB || showclippedAny)) { delta += 255-currWS[2]; changedHL=true; }
if (currWS_L>= options.highlightThreshold && showL) { delta += 255-currWS_L ; changedHL=true; }
if (changedHL) {
delta *= HighlightFac;
if (showclippedAll) curr[0]=curr[1]=curr[2]=delta; // indicate clipped highlights in gray
if (showclippedAny) curr[0]=curr[1]=curr[2]=delta; // indicate clipped highlights in gray
else {curr[0]=255; curr[1]=curr[2]=delta;} // indicate clipped highlights in red
}
}
if (showcs) {
delta=0; changedSH=false;
if (currWS[0]<=options.shadowThreshold && showclippedR) { delta += currWS[0]; changedSH=true; }
if (currWS[1]<=options.shadowThreshold && showclippedG) { delta += currWS[1]; changedSH=true; }
if (currWS[2]<=options.shadowThreshold && showclippedB) { delta += currWS[2]; changedSH=true; }
if (currWS[0]<=options.shadowThreshold && (showR || showclippedAny)) { delta += currWS[0]; changedSH=true; }
if (currWS[1]<=options.shadowThreshold && (showG || showclippedAny)) { delta += currWS[1]; changedSH=true; }
if (currWS[2]<=options.shadowThreshold && (showB || showclippedAny)) { delta += currWS[2]; changedSH=true; }
if (currWS_L <=options.shadowThreshold && showL) { delta += currWS_L ; changedSH=true; }
if (changedSH) {
if (showclippedAll) {
if (showclippedAny) {
delta = 255 - (delta * ShawdowFac);
curr[0]=curr[1]=curr[2]=delta; // indicate clipped shadows in gray
}