1 files changed, 35 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/overlay_edit_particle_strand_vert.glsl b/source/blender/draw/engines/overlay/shaders/overlay_edit_particle_strand_vert.glsl
new file mode 100644
index 00000000000..6a92206d524
--- /dev/null
+++ b/source/blender/draw/engines/overlay/shaders/overlay_edit_particle_strand_vert.glsl
@@ -0,0 +1,35 @@
+
+#pragma BLENDER_REQUIRE(common_view_clipping_lib.glsl)
+#pragma BLENDER_REQUIRE(common_view_lib.glsl)
+
+#define no_active_weight 666.0
+
+vec3 weight_to_rgb(float t)
+{
+  if (t == no_active_weight) {
+    /* No weight. */
+    return colorWire.rgb;
+  }
+  if (t > 1.0 || t < 0.0) {
+    /* Error color */
+    return vec3(1.0, 0.0, 1.0);
+  }
+  else {
+    return texture(weightTex, t).rgb;
+  }
+}
+
+void main()
+{
+  vec3 world_pos = point_object_to_world(pos);
+  gl_Position = point_world_to_ndc(world_pos);
+
+  if (useWeight) {
+    finalColor = vec4(weight_to_rgb(color), 1.0);
+  }
+  else {
+    finalColor = mix(colorWire, colorVertexSelect, color);
+  }
+
+  view_clipping_distances(world_pos);
+}