[Bf-blender-cvs] [e6dd29ce6eb] blender-v2.83-release: Fix T75958 Overlay: Blender Crashes when selecting without Depth Picking

[Clément Foucault]

Commit: e6dd29ce6ebfca2a66f0d5bb103dccfa43a03774
Author: Clément Foucault
Date:   Thu May 7 18:02:55 2020 +0200
Branches: blender-v2.83-release
https://developer.blender.org/rBe6dd29ce6ebfca2a66f0d5bb103dccfa43a03774

Fix T75958 Overlay: Blender Crashes when selecting without Depth Picking

===================================================================

M	source/blender/draw/engines/overlay/overlay_wireframe.c

===================================================================

diff --git a/source/blender/draw/engines/overlay/overlay_wireframe.c b/source/blender/draw/engines/overlay/overlay_wireframe.c
index 4749bfe1d48..63a1a72c9a6 100644
--- a/source/blender/draw/engines/overlay/overlay_wireframe.c
+++ b/source/blender/draw/engines/overlay/overlay_wireframe.c
@@ -73,8 +73,9 @@ void OVERLAY_wireframe_cache_init(OVERLAY_Data *vedata)
     DRWState state = DRW_STATE_FIRST_VERTEX_CONVENTION | DRW_STATE_WRITE_COLOR |
                      DRW_STATE_WRITE_DEPTH | DRW_STATE_DEPTH_LESS_EQUAL;
     DRWPass *pass;
-    GPUTexture **depth_tx = (pd->xray_enabled || pd->xray_opacity > 0.0f) ? &txl->temp_depth_tx :
-                                                                            &txl->dummy_depth_tx;
+    GPUTexture **depth_tx = ((pd->xray_enabled || pd->xray_opacity > 0.0f) && DRW_state_is_fbo()) ?
+                                &txl->temp_depth_tx :
+                                &txl->dummy_depth_tx;
 
     if (xray == 0) {
       DRW_PASS_CREATE(psl->wireframe_ps, state | pd->clipping_state);