message: minor fix to scivis raymarching
diff: @@ -69,7 +69,7 @@ vec4f integrateVolumeInterval(const ScreenSample &sample,
  vec4f sampleColorOpacity = tf->get(tf, sample);
  const float clampedOpacity =
  - clamp(sampleColorOpacity.w / m->samplingRate);
  + clamp(sampleColorOpacity.w * dt);
  color = color
  + ((1.f - alpha) * clampedOpacity * make_vec3f(sampleColorOpacity));
  alpha = alpha + ((1.f - alpha) * clampedOpacity);
  