1 files changed, 9 insertions, 2 deletions
diff --git a/Smoke/renderer_gl.c b/Smoke/renderer_gl.c
index 67ebc55..c519882 100644
--- a/Smoke/renderer_gl.c
+++ b/Smoke/renderer_gl.c
@@ -773,6 +773,13 @@ static void render_streamlines(void)
   gluQuadricOrientation(qobj, GLU_OUTSIDE);
 
   glLineWidth(2.5f);
+  
+  if (streamlines_get_alpha() < 1.0f) {
+    glEnable(GL_BLEND);
+  }
+  else {
+    glDisable(GL_BLEND);
+  }
 
   i = j = k = l = 0;
   DIM = fluids_get_dim();
@@ -816,14 +823,14 @@ static void render_streamlines(void)
         case STREAMLINES_SORT_TUBES:
           glPushMatrix();
             glTranslatef(p.x, p.y, j * cell_x);
-            gluCylinder(qobj, 8.0, 8.0, 16.0, 8, 8);
+            gluCylinder(qobj, 8.0, 8.0, 16.0, 6, 6);
           glPopMatrix();
           break;
 
         case STREAMLINES_SORT_SPHERES:
           glPushMatrix();
             glTranslatef(p.x, p.y, j * cell_x);
-            gluSphere(qobj, 10.0f, 8, 8);
+            gluSphere(qobj, 8.0f, 6, 6);
           glPopMatrix();
           break;
       }