From 3bd965bc03500c552e043ad7e0eb55853e2b0755 Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Mon, 23 Jun 2014 14:25:52 +0600
Subject: [PATCH] Fix T40764: Keyframed Render Layers Don't Work as Intended

---
 source/blender/render/intern/include/renderpipeline.h | 2 ++
 source/blender/render/intern/source/convertblender.c  | 4 +++-
 source/blender/render/intern/source/external_engine.c | 2 ++
 source/blender/render/intern/source/pipeline.c        | 2 +-
 4 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/source/blender/render/intern/include/renderpipeline.h b/source/blender/render/intern/include/renderpipeline.h
index e713d4880d6..a831ab3c29c 100644
--- a/source/blender/render/intern/include/renderpipeline.h
+++ b/source/blender/render/intern/include/renderpipeline.h
@@ -34,11 +34,13 @@
 #define __RENDERPIPELINE_H__
 
 struct Render;
+struct RenderData;
 struct RenderLayer;
 struct RenderResult;
 
 struct RenderLayer *render_get_active_layer(struct Render *re, struct RenderResult *rr);
 float panorama_pixel_rot(struct Render *re);
+void render_update_anim_renderdata(struct Render *re, struct RenderData *rd);
 
 #endif /* __RENDERPIPELINE_H__ */
 
diff --git a/source/blender/render/intern/source/convertblender.c b/source/blender/render/intern/source/convertblender.c
index b28d1debfec..3e72ef06a67 100644
--- a/source/blender/render/intern/source/convertblender.c
+++ b/source/blender/render/intern/source/convertblender.c
@@ -5146,8 +5146,10 @@ void RE_Database_FromScene(Render *re, Main *bmain, Scene *scene, unsigned int l
 		lay &= 0xFF000000;
 	
 	/* applies changes fully */
-	if ((re->r.scemode & (R_NO_FRAME_UPDATE|R_BUTS_PREVIEW|R_VIEWPORT_PREVIEW))==0)
+	if ((re->r.scemode & (R_NO_FRAME_UPDATE|R_BUTS_PREVIEW|R_VIEWPORT_PREVIEW))==0) {
 		BKE_scene_update_for_newframe(re->eval_ctx, re->main, re->scene, lay);
+		render_update_anim_renderdata(re, &re->scene->r);
+	}
 	
 	/* if no camera, viewmat should have been set! */
 	if (use_camera_view && camera) {
diff --git a/source/blender/render/intern/source/external_engine.c b/source/blender/render/intern/source/external_engine.c
index 9017e7ff92a..1df701c48eb 100644
--- a/source/blender/render/intern/source/external_engine.c
+++ b/source/blender/render/intern/source/external_engine.c
@@ -60,6 +60,7 @@
 #include "RE_bake.h"
 
 #include "initrender.h"
+#include "renderpipeline.h"
 #include "render_types.h"
 #include "render_result.h"
 
@@ -575,6 +576,7 @@ int RE_engine_render(Render *re, int do_all)
 		}
 
 		BKE_scene_update_for_newframe(re->eval_ctx, re->main, re->scene, lay);
+		render_update_anim_renderdata(re, &re->scene->r);
 	}
 
 	/* create render result */
diff --git a/source/blender/render/intern/source/pipeline.c b/source/blender/render/intern/source/pipeline.c
index d4f089d7c3b..bdd911df33b 100644
--- a/source/blender/render/intern/source/pipeline.c
+++ b/source/blender/render/intern/source/pipeline.c
@@ -730,7 +730,7 @@ void RE_ChangeResolution(Render *re, int winx, int winy, rcti *disprect)
 
 /* update some variables that can be animated, and otherwise wouldn't be due to
  * RenderData getting copied once at the start of animation render */
-static void render_update_anim_renderdata(Render *re, RenderData *rd)
+void render_update_anim_renderdata(Render *re, RenderData *rd)
 {
 	/* filter */
 	re->r.gauss = rd->gauss;