[Bf-blender-cvs] [3a0febbb755] greasepencil-object: Add warning message to enable passes

[Antonio Vazquez]

Commit: 3a0febbb7552ddef088a318ddfc5a74921884947
Author: Antonio Vazquez
Date:   Fri Feb 16 10:32:13 2018 +0100
Branches: greasepencil-object
https://developer.blender.org/rB3a0febbb7552ddef088a318ddfc5a74921884947

Add warning message to enable passes

This message would be added to the main operator, or maybe if grease pencil is present, enable these passes by default.

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

M	source/blender/draw/engines/gpencil/gpencil_engine.c

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

diff --git a/source/blender/draw/engines/gpencil/gpencil_engine.c b/source/blender/draw/engines/gpencil/gpencil_engine.c
index 933259442bf..889f89f023d 100644
--- a/source/blender/draw/engines/gpencil/gpencil_engine.c
+++ b/source/blender/draw/engines/gpencil/gpencil_engine.c
@@ -1083,6 +1083,10 @@ static void GPENCIL_render_to_image(void *vedata, struct RenderEngine *engine, s
 		rect_color_src = MEM_dupallocN(rp_color_src->rect);
 		rect_depth_src = MEM_dupallocN(rp_depth_src->rect);
 	}
+	else {
+		/* TODO: put this message in a better place */
+		printf("Warning: To render grease pencil, enable Combined and Z passes.\n");
+	}
 
 	int imgsize = rr_src->rectx * rr_src->recty;