Cycles: update Light Paths preset

* Add Fast GI / AO bounces to presets
* Add Default preset matching defaults
* Add Fast Approximate GI preset
* Lower Full GI depths to 32

intern/cycles/blender/addon/presets.py

@@ -41,6 +41,9 @@ class AddPresetIntegrator(AddPresetBase, Operator):
         "cycles.caustics_reflective",
         "cycles.caustics_refractive",
         "cycles.blur_glossy"
+        "cycles.use_fast_gi"
+        "cycles.ao_bounces"
+        "cycles.ao_bounces_render"
     ]
 
     preset_subdir = "cycles/integrator"

release/scripts/presets/cycles/integrator/Default.py

@@ -0,0 +1,14 @@
+import bpy
+cycles = bpy.context.scene.cycles
+
+cycles.max_bounces = 12
+cycles.caustics_reflective = True
+cycles.caustics_refractive = True
+cycles.diffuse_bounces = 4
+cycles.glossy_bounces = 4
+cycles.transmission_bounces = 12
+cycles.volume_bounces = 0
+cycles.transparent_max_bounces = 8
+cycles.use_fast_gi = False
+cycles.ao_bounces = 1
+cycles.ao_bounces_render = 1

release/scripts/presets/cycles/integrator/Direct_Light.py

@@ -9,3 +9,6 @@ cycles.glossy_bounces = 1
 cycles.transmission_bounces = 2
 cycles.volume_bounces = 0
 cycles.transparent_max_bounces = 8
+cycles.use_fast_gi = False
+cycles.ao_bounces = 1
+cycles.ao_bounces_render = 1

release/scripts/presets/cycles/integrator/Fast_Global_Illumination.py

@@ -0,0 +1,14 @@
+import bpy
+cycles = bpy.context.scene.cycles
+
+cycles.max_bounces = 8
+cycles.caustics_reflective = False
+cycles.caustics_refractive = False
+cycles.diffuse_bounces = 1
+cycles.glossy_bounces = 4
+cycles.transmission_bounces = 8
+cycles.volume_bounces = 2
+cycles.transparent_max_bounces = 8
+cycles.use_fast_gi = True
+cycles.ao_bounces = 2
+cycles.ao_bounces_render = 2

release/scripts/presets/cycles/integrator/Full_Global_Illumination.py

@@ -1,11 +1,14 @@
 import bpy
 cycles = bpy.context.scene.cycles
 
-cycles.max_bounces = 128
+cycles.max_bounces = 32
 cycles.caustics_reflective = True
 cycles.caustics_refractive = True
-cycles.diffuse_bounces = 128
-cycles.glossy_bounces = 128
-cycles.transmission_bounces = 128
-cycles.volume_bounces = 128
-cycles.transparent_max_bounces = 128
+cycles.diffuse_bounces = 32
+cycles.glossy_bounces = 32
+cycles.transmission_bounces = 32
+cycles.volume_bounces = 32
+cycles.transparent_max_bounces = 32
+cycles.use_fast_gi = False
+cycles.ao_bounces = 1
+cycles.ao_bounces_render = 1

release/scripts/presets/cycles/integrator/Limited_Global_Illumination.py

@@ -7,5 +7,8 @@ cycles.caustics_refractive = False
 cycles.diffuse_bounces = 1
 cycles.glossy_bounces = 4
 cycles.transmission_bounces = 8
-cycles.volume_bounces = 2
+cycles.volume_bounces = 0
 cycles.transparent_max_bounces = 8
+cycles.use_fast_gi = False
+cycles.ao_bounces = 1
+cycles.ao_bounces_render = 1