feat: boost render speed

bioxelnodes/bioxelutils/layer.py

@@ -9,7 +9,8 @@ from uuid import uuid4
 
 from ..nodes import custom_nodes
 from ..bioxel.layer import Layer
-from .utils import get_layer_prop_value, move_node_between_nodes
+from .utils import (get_layer_prop_value,
+                    move_node_between_nodes, add_direct_driver)
 
 
 def obj_to_layer(layer_obj: bpy.types.Object):
@@ -135,9 +136,14 @@ def layer_to_obj(layer: Layer,
         cache_filepaths = [cache_filepath]
 
     layer_data = bpy.data.volumes.new(layer_display_name)
+    layer_data.render.space = 'WORLD'
+    layer_data.render.step_size = container_obj.scale[0] * layer.bioxel_size[0]
     layer_data.sequence_mode = 'REPEAT'
     layer_data.filepath = str(cache_filepaths[0])
 
+    # add_direct_driver(layer_data, "render.step_size",
+    #                   container_obj, "scale[0]")
+
     if layer.frame_count > 1:
         layer_data.is_sequence = True
         layer_data.frame_duration = layer.frame_count
@@ -145,7 +151,6 @@ def layer_to_obj(layer: Layer,
         layer_data.is_sequence = False
 
     layer_obj = bpy.data.objects.new(layer_display_name, layer_data)
-
     layer_obj['bioxel_layer'] = True
 
     print(f"Creating Node for {layer.name}...")

bioxelnodes/bioxelutils/utils.py

@@ -94,3 +94,35 @@ def get_all_layer_objs():
             layer_objs.append(obj)
 
     return layer_objs
+
+def add_driver(target, target_prop, var_sources, expression):
+    driver = target.driver_add(target_prop)
+    is_vector = isinstance(driver, list)
+    drivers = driver if is_vector else [driver]
+
+    for i, driver in enumerate(drivers):
+        for j, var_source in enumerate(var_sources):
+
+            source = var_source['source']
+            prop = var_source['prop']
+
+            var = driver.driver.variables.new()
+            var.name = f"var{j}"
+
+            var.targets[0].id_type = source.id_type
+            var.targets[0].id = source
+            var.targets[0].data_path = f'["{prop}"][{i}]'\
+                if is_vector else f'["{prop}"]'
+
+        driver.driver.expression = expression
+
+
+def add_direct_driver(target, target_prop, source, source_prop):
+    drivers = [
+        {
+            "source": source,
+            "prop": source_prop
+        }
+    ]
+    expression = "var0"
+    add_driver(target, target_prop, drivers, expression)

bioxelnodes/menus.py

@@ -13,10 +13,10 @@ from .operators.layer import (FetchLayerMenu, FetchLayer,
 from .operators.container import (SaveAllLayerCaches, SaveContainer, LoadContainer,
                                   AddPieCutter, AddPlaneCutter,
                                   AddCylinderCutter, AddCubeCutter, AddSphereCutter,
-                                  PickBboxWire, PickMesh, PickVolume)
+                                  PickBboxWire, PickMesh, PickVolume, ScaleContainer)
 from .operators.io import (ImportAsLabel, ImportAsScalar, ImportAsColor)
 from .operators.misc import (CleanAllCaches,
-                             ReLinkNodes, RenderSettingPreset, SaveStagedData)
+                             ReLinkNodes, RenderSettingPreset, SaveStagedData, SliceViewer)
 
 
 class PickFromContainerMenu(bpy.types.Menu):
@@ -156,19 +156,19 @@ class BioxelNodesNodeMenu(bpy.types.Menu):
             active_obj_name = ""
 
         layout = self.layout
-
+        layout.separator()
         layout.menu(AddLayerMenu.bl_idname,
                     icon=AddLayerMenu.bl_icon)
-
-        layout.operator(RemoveMissingLayers.bl_idname,
-                        icon=RemoveMissingLayers.bl_icon)
-
         layout.separator()
         layout.operator(SaveContainer.bl_idname)
+        layout.separator()
+        layout.operator(ScaleContainer.bl_idname)
         layout.menu(AddCutterMenu.bl_idname)
         layout.menu(PickFromContainerMenu.bl_idname)
         layout.operator(SaveAllLayerCaches.bl_idname,
                         icon=SaveAllLayerCaches.bl_icon)
+        layout.operator(RemoveMissingLayers.bl_idname,
+                        icon=RemoveMissingLayers.bl_icon)
 
         layout.separator()
         layout.menu(FetchLayerMenu.bl_idname)
@@ -247,6 +247,8 @@ def NODE_PT(self, context):
     sidebar.menu(AddLayerMenu.bl_idname,
                  icon=AddLayerMenu.bl_icon, text="")
 
+    sidebar.operator(SaveAllLayerCaches.bl_idname,
+                    icon=SaveAllLayerCaches.bl_icon, text="")
     sidebar.operator(RemoveMissingLayers.bl_idname,
                      icon=RemoveMissingLayers.bl_icon, text="")
 
@@ -285,13 +287,21 @@ def NODE_PT(self, context):
     layout.separator()
 
 
+def VIEW3D_TOPBAR(self, context):
+    layout = self.layout
+    layout.operator(SliceViewer.bl_idname,
+                    icon=SliceViewer.bl_icon, text="")
+
+
 def add():
+    bpy.types.VIEW3D_HT_header.append(VIEW3D_TOPBAR)
     bpy.types.NODE_PT_node_tree_properties.prepend(NODE_PT)
     bpy.types.TOPBAR_MT_editor_menus.append(TOPBAR)
     bpy.types.NODE_MT_editor_menus.append(NODE)
 
 
 def remove():
+    bpy.types.VIEW3D_HT_header.remove(VIEW3D_TOPBAR)
     bpy.types.NODE_PT_node_tree_properties.remove(NODE_PT)
     bpy.types.TOPBAR_MT_editor_menus.remove(TOPBAR)
     bpy.types.NODE_MT_editor_menus.remove(NODE)

bioxelnodes/nodes.py

@@ -60,9 +60,9 @@ MENU_ITEMS = [
                 'node_description': ''
             },
             {
-                'label': 'Set Color by Layer',
+                'label': 'Set Color by Color',
                 'icon': 'IPO_QUINT',
-                'node_type': 'BioxelNodes_SetColorByLayer',
+                'node_type': 'BioxelNodes_SetColorByColor',
                 'node_description': ''
             },
             {

bioxelnodes/operators/container.py

@@ -6,7 +6,8 @@ from ..nodes import custom_nodes
 from ..customnodes.nodes import AddCustomNode
 from ..bioxel.io import load_container, save_container
 from ..bioxelutils.container import container_to_obj, obj_to_container
-from ..bioxelutils.utils import (get_container_layer_objs, get_container_obj, get_nodes_by_type,
+from ..bioxelutils.utils import (get_container_layer_objs, get_container_obj, 
+                                 get_layer_prop_value, get_nodes_by_type,
                                  move_node_between_nodes,
                                  move_node_to_node,
                                  get_all_layer_objs)
@@ -66,7 +67,8 @@ class LoadContainer(bpy.types.Operator):
         select_object(container_obj)
 
         if is_first_import:
-            change_render_setting(context)
+            bpy.ops.bioxelnodes.render_setting_preset('EXEC_DEFAULT',
+                                                      preset="preview_c")
 
         self.report({"INFO"}, f"Successfully load {load_path}")
         return {'FINISHED'}
@@ -158,14 +160,24 @@ class AddCutter():
             bpy.ops.mesh.primitive_ico_sphere_add(
                 radius=1, enter_editmode=False, align='WORLD', location=(0, 0, 0), scale=(1, 1, 1))
         elif self.cutter_type == "pie":
+            bpy.ops.mesh.primitive_plane_add(
+                size=2, enter_editmode=False, align='WORLD', location=(0, 0, 0), scale=(1, 1, 1))
+            pie = bpy.context.active_object
+            pie.name = "Pie"
+            orig_data = pie.data
+
             # Create mesh
             pie_mesh = bpy.data.meshes.new('Pie')
 
-            # Create object
+            pie.data = pie_mesh
-            pie = bpy.data.objects.new('Pie', pie_mesh)
+            bpy.data.meshes.remove(orig_data)
+
+            # # Create object
+            # pie = bpy.data.objects.new('Pie', pie_mesh)
+
+            # # Link object to scene
+            # bpy.context.scene.collection.objects.link(pie)
 
-            # Link object to scene
-            bpy.context.scene.collection.objects.link(pie)
             # Get a BMesh representation
             bm = bmesh.new()   # create an empty BMesh
             bm.from_mesh(pie_mesh)   # fill it in from a Mesh
@@ -189,7 +201,7 @@ class AddCutter():
 
             # Finish up, write the bmesh back to the mesh
             bm.to_mesh(pie_mesh)
-            bpy.context.view_layer.objects.active = pie
+            # bpy.context.view_layer.objects.active = pie
 
         cutter_obj = bpy.context.active_object
         cutter_obj.location = container_obj.location
@@ -325,6 +337,46 @@ class AddPieCutter(bpy.types.Operator, AddCutter):
     cutter_type = "pie"
 
 
+class ScaleContainer(bpy.types.Operator):
+    bl_idname = "bioxelnodes.scale_container"
+    bl_label = "Scale Container"
+    bl_description = "Scale Container."
+    bl_icon = "FILE_TICK"
+
+    scene_scale: bpy.props.FloatProperty(name="Scene Scale",
+                                         soft_min=0.0001, soft_max=10.0,
+                                         min=1e-6, max=1e6,
+                                         default=0.01)  # type: ignore
+
+    def execute(self, context):
+        container_obj = get_container_obj(context.object)
+
+        if container_obj is None:
+            self.report({"WARNING"}, "Cannot find any bioxel container.")
+            return {'FINISHED'}
+
+        container_obj.scale[0] = self.scene_scale
+        container_obj.scale[1] = self.scene_scale
+        container_obj.scale[2] = self.scene_scale
+
+        for layer_obj in get_container_layer_objs(container_obj):
+            bioxel_size = get_layer_prop_value(layer_obj, "bioxel_size")
+            layer_obj.data.render.step_size = self.scene_scale * bioxel_size
+
+        return {'FINISHED'}
+
+    def invoke(self, context, event):
+        container_obj = get_container_obj(context.object)
+
+        if container_obj is None:
+            return self.execute(context)
+        else:
+            self.scene_scale = container_obj.scale[0]
+            context.window_manager.invoke_props_dialog(self,
+                                                       width=500)
+            return {'RUNNING_MODAL'}
+
+
 class SaveAllLayerCaches(bpy.types.Operator):
     bl_idname = "bioxelnodes.save_all_layer_caches"
     bl_label = "Save All Layer Caches"

bioxelnodes/operators/io.py

@@ -782,9 +782,8 @@ class ImportVolumetricDataDialog(bpy.types.Operator):
         # Change render setting for better result
         if is_first_import:
             bpy.ops.bioxelnodes.render_setting_preset('EXEC_DEFAULT',
-                                                      preset="slice_viewer")
+                                                      preset="preview_c")
-            bpy.ops.bioxelnodes.render_setting_preset('EXEC_DEFAULT',
+            # bpy.ops.bioxelnodes.slice_viewer('EXEC_DEFAULT')
-                                                      preset="cycles_preview")
 
         self.report({"INFO"}, "Successfully Imported")
         return {'FINISHED'}

bioxelnodes/operators/misc.py

@@ -151,20 +151,19 @@ class RenderSettingPreset(bpy.types.Operator):
     bl_description = "Render Setting Preset"
 
     PRESETS = {
-        "slice_viewer": "Slice Viewer",
+        "preview_e": "Preview (EEVEE)",
-        "eevee_preview": "EEVEE Preview",
+        "preview_c": "Preview (Cycles)",
-        "eevee_production": "EEVEE Production",
+        "production_e": "Production (EEVEE)",
-        "cycles_preview": "Cycles Preview",
+        "production_c": "Production (Cycles)"
-        "cycles_production": "Cycles Production"
     }
 
     preset: bpy.props.EnumProperty(name="Preset",
-                                   default="eevee_preview",
+                                   default="preview_c",
                                    items=[(k, v, "")
                                           for k, v in PRESETS.items()])  # type: ignore
 
     def execute(self, context):
-        if self.preset == "eevee_preview":
+        if self.preset == "preview_e":
             bpy.context.scene.render.engine = 'BLENDER_EEVEE_NEXT'
             bpy.context.scene.eevee.use_taa_reprojection = False
             bpy.context.scene.eevee.taa_samples = 16
@@ -174,7 +173,7 @@ class RenderSettingPreset(bpy.types.Operator):
             bpy.context.scene.eevee.volumetric_ray_depth = 16
             bpy.context.scene.eevee.use_volumetric_shadows = True
 
-        elif self.preset == "eevee_production":
+        elif self.preset == "production_e":
             bpy.context.scene.render.engine = 'BLENDER_EEVEE_NEXT'
             bpy.context.scene.eevee.use_taa_reprojection = False
             bpy.context.scene.eevee.taa_samples = 16
@@ -184,24 +183,31 @@ class RenderSettingPreset(bpy.types.Operator):
             bpy.context.scene.eevee.volumetric_ray_depth = 16
             bpy.context.scene.eevee.use_volumetric_shadows = True
 
-        elif self.preset == "cycles_preview":
+        elif self.preset == "preview_c":
             bpy.context.scene.render.engine = 'CYCLES'
             bpy.context.scene.cycles.shading_system = True
             bpy.context.scene.cycles.volume_bounces = 12
             bpy.context.scene.cycles.transparent_max_bounces = 16
-            bpy.context.scene.cycles.volume_preview_step_rate = 10
+            bpy.context.scene.cycles.volume_preview_step_rate = 1
-            bpy.context.scene.cycles.volume_step_rate = 10
+            bpy.context.scene.cycles.volume_step_rate = 1
 
-        elif self.preset == "cycles_production":
+        elif self.preset == "production_c":
             bpy.context.scene.render.engine = 'CYCLES'
             bpy.context.scene.cycles.shading_system = True
             bpy.context.scene.cycles.volume_bounces = 16
             bpy.context.scene.cycles.transparent_max_bounces = 32
-            bpy.context.scene.cycles.volume_preview_step_rate = 1
+            bpy.context.scene.cycles.volume_preview_step_rate = 0.1
-            bpy.context.scene.cycles.volume_step_rate = 1
+            bpy.context.scene.cycles.volume_step_rate = 0.1
 
-        elif self.preset == "slice_viewer":
+        return {'FINISHED'}
-            # bpy.context.scene.render.engine = 'BLENDER_EEVEE_NEXT'
+
+class SliceViewer(bpy.types.Operator):
+    bl_idname = "bioxelnodes.slice_viewer"
+    bl_label = "Slice Viewer"
+    bl_description = "Slice Viewer"
+    bl_icon = "FILE_VOLUME"
+
+    def execute(self, context):
         bpy.context.scene.eevee.use_taa_reprojection = False
         bpy.context.scene.eevee.taa_samples = 4
         bpy.context.scene.eevee.volumetric_tile_size = '2'
@@ -210,4 +216,13 @@ class RenderSettingPreset(bpy.types.Operator):
         bpy.context.scene.eevee.volumetric_ray_depth = 1
         bpy.context.scene.eevee.use_volumetric_shadows = False
         
+        for area in bpy.context.screen.areas:
+            if area.type == 'VIEW_3D':
+                area.spaces[0].shading.type = 'MATERIAL'
+                area.spaces[0].shading.studio_light = 'studio.exr'
+                area.spaces[0].shading.studiolight_intensity = 2.5
+                area.spaces[0].shading.use_scene_lights = False
+                area.spaces[0].shading.use_scene_world = False
+
+        
         return {'FINISHED'}