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-rwxr-xr-xjs/lib/geom/brush-stroke.js5
1 files changed, 4 insertions, 1 deletions
diff --git a/js/lib/geom/brush-stroke.js b/js/lib/geom/brush-stroke.js
index d9c2ab53..0e0406dd 100755
--- a/js/lib/geom/brush-stroke.js
+++ b/js/lib/geom/brush-stroke.js
@@ -719,7 +719,10 @@ BrushStroke.prototype.drawToContext = function(ctx, drawStageWorldPts, stageWorl
719 var disp = [brushStamp[t][0], brushStamp[t][1]]; 719 var disp = [brushStamp[t][0], brushStamp[t][1]];
720 var alphaVal = 1.0; 720 var alphaVal = 1.0;
721 var distFromOpaqueRegion = Math.abs(t-halfNumTraces) - opaqueRegionHalfWidth; 721 var distFromOpaqueRegion = Math.abs(t-halfNumTraces) - opaqueRegionHalfWidth;
722 if (distFromOpaqueRegion>0) { 722 if (numTraces === 1){
723 distFromOpaqueRegion = 0;
724 }
725 else if (distFromOpaqueRegion>0) {
723 var transparencyFactor = distFromOpaqueRegion/maxTransparentRegionHalfWidth; 726 var transparencyFactor = distFromOpaqueRegion/maxTransparentRegionHalfWidth;
724 alphaVal = 1.0 - transparencyFactor;//(transparencyFactor*transparencyFactor);//the square term produces nonlinearly varying alpha values 727 alphaVal = 1.0 - transparencyFactor;//(transparencyFactor*transparencyFactor);//the square term produces nonlinearly varying alpha values
725 alphaVal *= 0.5; //factor that accounts for lineWidth == 2 728 alphaVal *= 0.5; //factor that accounts for lineWidth == 2