diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl')
| -rw-r--r-- | source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl b/source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl index 31ac9a2b181..1abac302cda 100644 --- a/source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl +++ b/source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl @@ -101,8 +101,10 @@ void wire_object_color_get(out vec3 rim_col, out vec3 wire_col) void main() { + bool no_attrib = all(equal(nor, vec3(0))); + vec3 wnor = no_attrib ? ViewMatrixInverse[2].xyz : normalize(normal_object_to_world(nor)); + vec3 wpos = point_object_to_world(pos); - vec3 wnor = normalize(normal_object_to_world(nor)); bool is_persp = (ProjectionMatrix[3][3] == 0.0); vec3 V = (is_persp) ? normalize(ViewMatrixInverse[3].xyz - wpos) : ViewMatrixInverse[2].xyz; @@ -147,7 +149,7 @@ void main() #endif /* Cull flat edges below threshold. */ - if (get_edge_sharpness(wd) < 0.0) { + if (!no_attrib && (get_edge_sharpness(wd) < 0.0)) { edgeStart = vec2(-1.0); } |