diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/extra_vert.glsl')
-rw-r--r-- | source/blender/draw/engines/overlay/shaders/extra_vert.glsl | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/extra_vert.glsl b/source/blender/draw/engines/overlay/shaders/extra_vert.glsl index 035fab1040e..1662e6519c7 100644 --- a/source/blender/draw/engines/overlay/shaders/extra_vert.glsl +++ b/source/blender/draw/engines/overlay/shaders/extra_vert.glsl @@ -221,6 +221,11 @@ void main() /* Convert to screen position [0..sizeVp]. */ edgePos = edgeStart = ((gl_Position.xy / gl_Position.w) * 0.5 + 0.5) * sizeViewport.xy; + /* HACK: to avoid loosing sub pixel object in selections, we add a bit of randomness to the + * wire to at least create one fragment that will pass the occlusion query. */ + /* TODO(fclem) Limit this workaround to selection. It's not very noticeable but still... */ + gl_Position.xy += sizeViewportInv.xy * gl_Position.w * ((gl_VertexID % 2 == 0) ? -1.0 : 1.0); + #ifdef USE_WORLD_CLIP_PLANES world_clip_planes_calc_clip_distance(world_pos); #endif |