Cycles: collapse preview render panel by default. It's a matter of personal

preference, but it slows down 3D view rendering to have two renders going so
I rather disable it by default.

1 files changed, 39 insertions, 3 deletions

diff --git a/intern/cycles/blender/addon/ui.py b/intern/cycles/blender/addon/ui.py
index d05ceb51148..a42b69dc5c6 100644
--- a/intern/cycles/blender/addon/ui.py
+++ b/intern/cycles/blender/addon/ui.py
@@ -522,6 +522,19 @@ def panel_node_draw(layout, id_data, output_type, input_name):
     return True
 
 
+class CyclesLamp_PT_preview(CyclesButtonsPanel, Panel):
+    bl_label = "Preview"
+    bl_context = "data"
+    bl_options = {'DEFAULT_CLOSED'}
+
+    @classmethod
+    def poll(cls, context):
+        return context.lamp and CyclesButtonsPanel.poll(context)
+
+    def draw(self, context):
+        self.layout.template_preview(context.lamp)
+
+
 class CyclesLamp_PT_lamp(CyclesButtonsPanel, Panel):
     bl_label = "Lamp"
     bl_context = "data"
@@ -606,6 +619,19 @@ class CyclesLamp_PT_spot(CyclesButtonsPanel, Panel):
         col.prop(lamp, "show_cone")
 
 
+class CyclesWorld_PT_preview(CyclesButtonsPanel, Panel):
+    bl_label = "Preview"
+    bl_context = "world"
+    bl_options = {'DEFAULT_CLOSED'}
+
+    @classmethod
+    def poll(cls, context):
+        return context.world and CyclesButtonsPanel.poll(context)
+
+    def draw(self, context):
+        self.layout.template_preview(context.world)
+
+
 class CyclesWorld_PT_surface(CyclesButtonsPanel, Panel):
     bl_label = "Surface"
     bl_context = "world"
@@ -692,6 +718,19 @@ class CyclesWorld_PT_settings(CyclesButtonsPanel, Panel):
             sub.prop(cworld, "samples")
 
 
+class CyclesMaterial_PT_preview(CyclesButtonsPanel, Panel):
+    bl_label = "Preview"
+    bl_context = "material"
+    bl_options = {'DEFAULT_CLOSED'}
+
+    @classmethod
+    def poll(cls, context):
+        return context.material and CyclesButtonsPanel.poll(context)
+
+    def draw(self, context):
+        self.layout.template_preview(context.material)
+
+
 class CyclesMaterial_PT_surface(CyclesButtonsPanel, Panel):
     bl_label = "Surface"
     bl_context = "material"
@@ -1175,9 +1214,6 @@ def get_panels():
         types.PARTICLE_PT_force_fields,
         types.PARTICLE_PT_vertexgroups,
         types.PARTICLE_PT_custom_props,
-        types.MATERIAL_PT_preview,
-        types.DATA_PT_preview,
-        types.WORLD_PT_preview,
         )