fix(ImageOutline): allow zero outline by hiding it

Kitware · Apr 11, 2024 · 8084cd4 · 8084cd4
1 parent b136dd7
commit 8084cd4
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diff --git a/Sources/Rendering/OpenGL/ImageMapper/index.js b/Sources/Rendering/OpenGL/ImageMapper/index.js
@@ -351,11 +351,6 @@ function vtkOpenGLImageMapper(publicAPI, model) {
                     return;
                   }
 
-                  if (actualThickness == 0) {
-                    gl_FragData[0] = vec4(0.0, 0.0, 1.0, 1.0);
-                    return;
-                  }
-
                   for (int i = -actualThickness; i <= actualThickness; i++) {
                     for (int j = -actualThickness; j <= actualThickness; j++) {
                       if (i == 0 || j == 0) {

diff --git a/Sources/Rendering/OpenGL/glsl/vtkVolumeFS.glsl b/Sources/Rendering/OpenGL/glsl/vtkVolumeFS.glsl
@@ -1039,9 +1039,6 @@ vec4 getColorForValue(vec4 tValue, vec3 posIS, vec3 tstep)
 
   int actualThickness = int(textureValue * 255.0);
 
-  if (actualThickness == 0) {
-    return vec4(0, 0, 1, 1);
-  }
 
   // If it is the background (segment index 0), we should quickly bail out. 
   // Previously, this was determined by tColor.a, which was incorrect as it