[Bf-blender-cvs] [20d7c04305a] master: Fluid: Re-dded Empty Space option in the UI

[Sebastián Barschkis]

Commit: 20d7c04305a39bc18d483baba26dfb54960bb92a
Author: Sebastián Barschkis
Date:   Mon Mar 16 19:10:25 2020 +0100
Branches: master
https://developer.blender.org/rB20d7c04305a39bc18d483baba26dfb54960bb92a

Fluid: Re-dded Empty Space option in the UI

This option existed already and was just hidden in the UI. With the new fluids system though, it will only be used for rendering - and not to optimize the cache.

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

M	release/scripts/startup/bl_ui/properties_physics_fluid.py
M	source/blender/blenkernel/intern/fluid.c
M	source/blender/makesrna/intern/rna_fluid.c

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

diff --git a/release/scripts/startup/bl_ui/properties_physics_fluid.py b/release/scripts/startup/bl_ui/properties_physics_fluid.py
index ba21fe47519..65992a4e4e9 100644
--- a/release/scripts/startup/bl_ui/properties_physics_fluid.py
+++ b/release/scripts/startup/bl_ui/properties_physics_fluid.py
@@ -192,8 +192,7 @@ class PHYSICS_PT_settings(PhysicButtonsPanel, Panel):
                 sub.prop(domain, "gravity", text="Using Scene Gravity", icon='SCENE_DATA')
             else:
                 col.prop(domain, "gravity", text="Gravity")
-            # TODO (sebbas): Clipping var useful for manta openvdb caching?
-            # col.prop(domain, "clipping", text="Empty Space")
+            col.prop(domain, "clipping", text="Empty Space")
 
             if domain.cache_type == 'MODULAR':
                 col.separator()
diff --git a/source/blender/blenkernel/intern/fluid.c b/source/blender/blenkernel/intern/fluid.c
index 366137b5fa6..33124bd23a5 100644
--- a/source/blender/blenkernel/intern/fluid.c
+++ b/source/blender/blenkernel/intern/fluid.c
@@ -4851,7 +4851,7 @@ void BKE_fluid_modifier_create_type_data(struct FluidModifierData *mmd)
 #else
     mmd->domain->openvdb_comp = VDB_COMPRESSION_ZIP;
 #endif
-    mmd->domain->clipping = 1e-3f;
+    mmd->domain->clipping = 1e-6f;
     mmd->domain->data_depth = 0;
   }
   else if (mmd->type & MOD_FLUID_TYPE_FLOW) {
diff --git a/source/blender/makesrna/intern/rna_fluid.c b/source/blender/makesrna/intern/rna_fluid.c
index 7bd353cd441..b4543ea4b38 100644
--- a/source/blender/makesrna/intern/rna_fluid.c
+++ b/source/blender/makesrna/intern/rna_fluid.c
@@ -2209,11 +2209,11 @@ static void rna_def_fluid_domain_settings(BlenderRNA *brna)
   prop = RNA_def_property(srna, "clipping", PROP_FLOAT, PROP_NONE);
   RNA_def_property_float_sdna(prop, NULL, "clipping");
   RNA_def_property_range(prop, 0.0, 1.0);
-  RNA_def_property_ui_range(prop, 0.0, 1.0, 0.1, 3);
+  RNA_def_property_ui_range(prop, 0.0, 1.0, 0.1, 6);
   RNA_def_property_ui_text(
       prop,
       "Clipping",
-      "Value under which voxels are considered empty space to optimize caching and rendering");
+      "Value under which voxels are considered empty space to optimize rendering");
   RNA_def_property_update(prop, NC_OBJECT | ND_MODIFIER, NULL);
 
   /* -- Deprecated / unsed options (below)-- */