1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_2D_edituvs_edges_vert.glsl b/source/blender/gpu/shaders/gpu_shader_2D_edituvs_edges_vert.glsl
index 02bbe545436..69fe5c93a61 100644
--- a/source/blender/gpu/shaders/gpu_shader_2D_edituvs_edges_vert.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_2D_edituvs_edges_vert.glsl
@@ -12,6 +12,9 @@ noperspective out vec4 finalColor;
 flat out vec4 finalColor;
 #endif
 
+noperspective out vec2 stipple_pos;
+flat out vec2 stipple_start;
+
 /* TODO: Port drawing to draw manager and
  * remove constants duplications. */
 #define VERT_UV_SELECT (1 << 3)
@@ -28,5 +31,8 @@ void main()
   gl_Position = ModelViewProjectionMatrix * vec4(pos, 0.0, 1.0);
   gl_Position.z = float(!is_select);
 
+  /* Avoid precision loss. */
+  stipple_start = stipple_pos = 500.0 + 500.0 * (gl_Position.xy / gl_Position.w);
+
   finalColor = (is_select) ? selectColor : edgeColor;
 }