diff --git a/src/gui/render/renderGL.cpp b/src/gui/render/renderGL.cpp
index 19c3daf4a..1ec3a3bed 100644
--- a/src/gui/render/renderGL.cpp
+++ b/src/gui/render/renderGL.cpp
@@ -172,24 +172,25 @@ const char* sh_oscRender_srcF=
   "  float xMax=uv.x+uAdvance*uLineWidth;\n"
   "  float valmax=-1024.0;\n"
   "  float valmin=1024.0;\n"
+
   "  for (float x=uv.x-uAdvance*uLineWidth; x<=xMax; x+=uAdvance) {\n"
   "    float val=texture(oscVal,x).x;\n"
   "    if (val>valmax) valmax=val;\n"
   "    if (val<valmin) valmin=val;\n"
   "  }\n"
-  "  if ((fur_fragCoord.y-uLineWidth)>valmax*uResolution.y*0.5) discard;\n"
-  "  if ((fur_fragCoord.y+uLineWidth)<valmin*uResolution.y*0.5) discard;\n"
+  //"  if ((fur_fragCoord.y-uLineWidth)>valmax*uResolution.y*0.5) discard;\n"
+  //"  if ((fur_fragCoord.y+uLineWidth)<valmin*uResolution.y*0.5) discard;\n"
   "  float slope=abs(valmax-valmin)*uResolution.y*0.5;\n"
   "  float slopeDiv=min(uAdvance,(uAdvance/slope));\n"
   "  float xRight=uv.x+((uLineWidth)/uResolution.x);\n"
   "  for (float x=max(0.0,uv.x-(uLineWidth/uResolution.x)); x<=xRight; x+=slopeDiv) {\n"
   "    float val=texture(oscVal,x).x*uResolution.y*0.5;\n"
-  "    alpha+=clamp(uLineWidth-distance(vec2(fur_fragCoord.x,fur_fragCoord.y),vec2(x*uResolution.x,val)),0.0,1.0);\n"
+  "    alpha+=clamp(uLineWidth-distance(vec2(fur_fragCoord.x,fur_fragCoord.y),vec2(x*uResolution.x,val)),0.0,1000.0);\n"
   "  }\n"
   "  if (slope>1.0) {\n"
-  "    fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha/(uLineWidth+sqrt(slope*0.125)),0.0,1.0));\n"
+  "    fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha*0.125,0.0,1.0));\n"
   "  } else {\n"
-  "    fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha/uLineWidth,0.0,1.0));\n"
+  "    fur_FragColor = vec4(uColor.xyz,uColor.w*clamp(alpha*0.125,0.0,1.0));\n"
   "  }\n"
   "}\n";
 #endif