Commit: ad03a06d3c46f7a1ddb81e5d2c1406457b8f4507
Author: Clément Foucault
Date:   Wed Jul 11 16:54:10 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBad03a06d3c46f7a1ddb81e5d2c1406457b8f4507

Eevee: LightCache: Fix autobake starting when it should not

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

M       source/blender/draw/engines/eevee/eevee_lightprobes.c
M       source/blender/editors/space_view3d/space_view3d.c
M       source/blender/makesdna/DNA_lightprobe_types.h

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

diff --git a/source/blender/draw/engines/eevee/eevee_lightprobes.c 
b/source/blender/draw/engines/eevee/eevee_lightprobes.c
index 1cb9a957211..b58e389b558 100644
--- a/source/blender/draw/engines/eevee/eevee_lightprobes.c
+++ b/source/blender/draw/engines/eevee/eevee_lightprobes.c
@@ -846,10 +846,11 @@ void EEVEE_lightprobes_cache_finish(EEVEE_ViewLayerData 
*sldata, EEVEE_Data *ved
                                /* If we update grid we need to update the 
cubemaps too.
                                 * So always refresh cubemaps. */
                                scene_orig->eevee.light_cache->flag |= 
LIGHTCACHE_UPDATE_CUBE;
+                               /* Tag the lightcache to auto update. */
+                               scene_orig->eevee.light_cache->flag |= 
LIGHTCACHE_UPDATE_AUTO;
+                               /* Use a notifier to trigger the operator after 
drawing. */
+                               WM_event_add_notifier(draw_ctx->evil_C, 
NC_LIGHTPROBE, scene_orig);
                        }
-
-                       /* Use a notifier to trigger the operator after 
drawing. */
-                       WM_event_add_notifier(draw_ctx->evil_C, NC_LIGHTPROBE, 
scene_orig);
                }
        }
 }
diff --git a/source/blender/editors/space_view3d/space_view3d.c 
b/source/blender/editors/space_view3d/space_view3d.c
index 5cff64218ec..43b6a1b0621 100644
--- a/source/blender/editors/space_view3d/space_view3d.c
+++ b/source/blender/editors/space_view3d/space_view3d.c
@@ -32,6 +32,7 @@
 #include <string.h>
 #include <stdio.h>
 
+#include "DNA_lightprobe_types.h"
 #include "DNA_material_types.h"
 #include "DNA_object_types.h"
 #include "DNA_scene_types.h"
@@ -685,6 +686,13 @@ static void view3d_lightcache_update(bContext *C)
 {
        PointerRNA op_ptr;
 
+       Scene *scene = CTX_data_scene(C);
+
+       if (strcmp(scene->r.engine, RE_engine_id_BLENDER_EEVEE) != 0) {
+               /* Only do auto bake if eevee is the active engine */
+               return;
+       }
+
        WM_operator_properties_create(&op_ptr, "SCENE_OT_light_cache_bake");
        RNA_int_set(&op_ptr, "delay", 200);
        RNA_enum_set_identifier(C, &op_ptr, "subset", "DIRTY");
@@ -1424,9 +1432,13 @@ static void space_view3d_listener(
 
 static void space_view3d_refresh(const bContext *C, ScrArea *UNUSED(sa))
 {
-       /* This is only used by the auto lightprobe refresh for the moment.
-        * So we don't need to check anything to know what to do. */
-       view3d_lightcache_update((bContext *)C);
+       Scene *scene = CTX_data_scene(C);
+       LightCache *lcache = scene->eevee.light_cache;
+
+       if (lcache && (lcache->flag & LIGHTCACHE_UPDATE_AUTO) != 0) {
+               lcache->flag &= ~LIGHTCACHE_UPDATE_AUTO;
+               view3d_lightcache_update((bContext *)C);
+       }
 }
 
 const char *view3d_context_dir[] = {
diff --git a/source/blender/makesdna/DNA_lightprobe_types.h 
b/source/blender/makesdna/DNA_lightprobe_types.h
index c06d75a4021..81286e5e4d0 100644
--- a/source/blender/makesdna/DNA_lightprobe_types.h
+++ b/source/blender/makesdna/DNA_lightprobe_types.h
@@ -169,6 +169,7 @@ enum {
        LIGHTCACHE_UPDATE_CUBE      = (1 << 4),
        LIGHTCACHE_UPDATE_GRID      = (1 << 5),
        LIGHTCACHE_UPDATE_WORLD     = (1 << 6),
+       LIGHTCACHE_UPDATE_AUTO      = (1 << 7),
 };
 
 /* EEVEE_LightCacheTexture->data_type */

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