This helps to create some variation in a hair system, which can otherwise become very uniform and boring. It's yet another confusing setting in a system that should have been nodified, but only option for now (broken windows ...) Conflicts: source/blender/blenkernel/intern/particle_system.c source/blender/physics/intern/BPH_mass_spring.cpp
		
			
				
	
	
		
			1343 lines
		
	
	
		
			49 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			1343 lines
		
	
	
		
			49 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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#  This program is free software; you can redistribute it and/or
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#  modify it under the terms of the GNU General Public License
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#  as published by the Free Software Foundation; either version 2
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#  of the License, or (at your option) any later version.
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#
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#  This program is distributed in the hope that it will be useful,
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#  but WITHOUT ANY WARRANTY; without even the implied warranty of
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#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#  GNU General Public License for more details.
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#
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#  You should have received a copy of the GNU General Public License
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#  along with this program; if not, write to the Free Software Foundation,
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#  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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import bpy
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from bpy.types import Panel
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from rna_prop_ui import PropertyPanel
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from bpy.app.translations import pgettext_iface as iface_
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from bl_ui.properties_physics_common import (point_cache_ui,
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                                             effector_weights_ui,
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                                             basic_force_field_settings_ui,
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                                             basic_force_field_falloff_ui,
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                                             )
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def particle_panel_enabled(context, psys):
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    if psys is None:
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        return True
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    phystype = psys.settings.physics_type
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    if psys.settings.type in {'EMITTER', 'REACTOR'} and phystype in {'NO', 'KEYED'}:
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        return True
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    else:
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        return (psys.point_cache.is_baked is False) and (not psys.is_edited) and (not context.particle_system_editable)
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def particle_panel_poll(cls, context):
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    psys = context.particle_system
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    engine = context.scene.render.engine
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    settings = 0
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    if psys:
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        settings = psys.settings
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    elif isinstance(context.space_data.pin_id, bpy.types.ParticleSettings):
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        settings = context.space_data.pin_id
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    if not settings:
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        return False
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    return settings.is_fluid is False and (engine in cls.COMPAT_ENGINES)
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def particle_get_settings(context):
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    if context.particle_system:
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        return context.particle_system.settings
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    elif isinstance(context.space_data.pin_id, bpy.types.ParticleSettings):
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        return context.space_data.pin_id
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    return None
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class ParticleButtonsPanel():
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    bl_space_type = 'PROPERTIES'
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    bl_region_type = 'WINDOW'
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    bl_context = "particle"
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    @classmethod
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    def poll(cls, context):
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        return particle_panel_poll(cls, context)
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def find_modifier(ob, psys):
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    for md in ob.modifiers:
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        if md.type == 'PARTICLE_SYSTEM':
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            if md.particle_system == psys:
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                return md
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class PARTICLE_UL_particle_systems(bpy.types.UIList):
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    def draw_item(self, context, layout, data, item, icon, active_data, active_propname, index, flt_flag):
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        ob = data
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        psys = item
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        if self.layout_type in {'DEFAULT', 'COMPACT'}:
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            md = find_modifier(ob, psys)
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            layout.prop(psys, "name", text="", emboss=False, icon_value=icon)
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            if md:
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                layout.prop(md, "show_render", emboss=False, icon_only=True, icon='RESTRICT_RENDER_OFF' if md.show_render else 'RESTRICT_RENDER_ON')
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                layout.prop(md, "show_viewport", emboss=False, icon_only=True, icon='RESTRICT_VIEW_OFF' if md.show_viewport else 'RESTRICT_VIEW_ON')
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        elif self.layout_type in {'GRID'}:
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            layout.alignment = 'CENTER'
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            layout.label(text="", icon_value=icon)
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class PARTICLE_PT_context_particles(ParticleButtonsPanel, Panel):
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    bl_label = ""
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    bl_options = {'HIDE_HEADER'}
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    COMPAT_ENGINES = {'BLENDER_RENDER', 'BLENDER_GAME'}
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    @classmethod
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    def poll(cls, context):
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        engine = context.scene.render.engine
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        return (context.particle_system or context.object or context.space_data.pin_id) and (engine in cls.COMPAT_ENGINES)
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    def draw(self, context):
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        layout = self.layout
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        if context.scene.render.engine == 'BLENDER_GAME':
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            layout.label("Not available in the Game Engine")
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            return
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        ob = context.object
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        psys = context.particle_system
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        part = 0
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        if ob:
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            row = layout.row()
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            row.template_list("PARTICLE_UL_particle_systems", "particle_systems", ob, "particle_systems",
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                              ob.particle_systems, "active_index", rows=1)
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            col = row.column(align=True)
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            col.operator("object.particle_system_add", icon='ZOOMIN', text="")
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            col.operator("object.particle_system_remove", icon='ZOOMOUT', text="")
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        if psys is None:
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            part = particle_get_settings(context)
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            layout.operator("object.particle_system_add", icon='ZOOMIN', text="New")
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            if part is None:
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                return
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            layout.template_ID(context.space_data, "pin_id")
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            if part.is_fluid:
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                layout.label(text="Settings used for fluid")
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                return
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            layout.prop(part, "type", text="Type")
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        elif not psys.settings:
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            split = layout.split(percentage=0.32)
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            col = split.column()
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            col.label(text="Settings:")
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            col = split.column()
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            col.template_ID(psys, "settings", new="particle.new")
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        else:
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            part = psys.settings
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            split = layout.split(percentage=0.32)
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            col = split.column()
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            if part.is_fluid is False:
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                col.label(text="Settings:")
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                col.label(text="Type:")
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            col = split.column()
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            if part.is_fluid is False:
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                row = col.row()
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                row.enabled = particle_panel_enabled(context, psys)
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                row.template_ID(psys, "settings", new="particle.new")
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            if part.is_fluid:
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                layout.label(text=iface_("%d fluid particles for this frame") % part.count, translate=False)
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                return
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            row = col.row()
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            row.enabled = particle_panel_enabled(context, psys)
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            row.prop(part, "type", text="")
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            row.prop(psys, "seed")
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        if part:
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            split = layout.split(percentage=0.65)
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            if part.type == 'HAIR':
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                if psys is not None and psys.is_edited:
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                    split.operator("particle.edited_clear", text="Free Edit")
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                else:
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                    row = split.row()
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                    row.enabled = particle_panel_enabled(context, psys)
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                    row.prop(part, "regrow_hair")
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                    row.prop(part, "use_advanced_hair")
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                row = split.row()
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                row.enabled = particle_panel_enabled(context, psys)
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                row.prop(part, "hair_step")
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                if psys is not None and psys.is_edited:
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                    if psys.is_global_hair:
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                        layout.operator("particle.connect_hair")
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                    else:
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                        layout.operator("particle.disconnect_hair")
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            elif psys is not None and part.type == 'REACTOR':
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                split.enabled = particle_panel_enabled(context, psys)
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                split.prop(psys, "reactor_target_object")
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                split.prop(psys, "reactor_target_particle_system", text="Particle System")
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class PARTICLE_PT_emission(ParticleButtonsPanel, Panel):
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    bl_label = "Emission"
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    COMPAT_ENGINES = {'BLENDER_RENDER'}
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    @classmethod
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    def poll(cls, context):
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        psys = context.particle_system
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        settings = particle_get_settings(context)
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        if settings is None:
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            return False
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        if settings.is_fluid:
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            return False
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        if particle_panel_poll(PARTICLE_PT_emission, context):
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            return psys is None or not context.particle_system.point_cache.use_external
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        return False
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    def draw(self, context):
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        layout = self.layout
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        psys = context.particle_system
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        part = particle_get_settings(context)
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        layout.enabled = particle_panel_enabled(context, psys) and (psys is None or not psys.has_multiple_caches)
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        row = layout.row()
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        row.active = part.distribution != 'GRID'
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        row.prop(part, "count")
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        if part.type == 'HAIR':
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            row.prop(part, "hair_length")
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						|
            if not part.use_advanced_hair:
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                row = layout.row()
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                row.prop(part, "use_modifier_stack")
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                return
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        if part.type != 'HAIR':
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            split = layout.split()
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						|
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            col = split.column(align=True)
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            col.prop(part, "frame_start")
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            col.prop(part, "frame_end")
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            col = split.column(align=True)
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            col.prop(part, "lifetime")
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            col.prop(part, "lifetime_random", slider=True)
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        layout.label(text="Emit From:")
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        layout.prop(part, "emit_from", expand=True)
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        row = layout.row()
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        if part.emit_from == 'VERT':
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            row.prop(part, "use_emit_random")
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        elif part.distribution == 'GRID':
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            row.prop(part, "invert_grid")
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            row.prop(part, "hexagonal_grid")
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        else:
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            row.prop(part, "use_emit_random")
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            row.prop(part, "use_even_distribution")
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        if part.emit_from == 'FACE' or part.emit_from == 'VOLUME':
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            layout.prop(part, "distribution", expand=True)
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            row = layout.row()
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						|
            if part.distribution == 'JIT':
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                row.prop(part, "userjit", text="Particles/Face")
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                row.prop(part, "jitter_factor", text="Jittering Amount", slider=True)
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						|
            elif part.distribution == 'GRID':
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                row.prop(part, "grid_resolution")
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						|
                row.prop(part, "grid_random", text="Random", slider=True)
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						|
 | 
						|
        row = layout.row()
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						|
        row.prop(part, "use_modifier_stack")
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						|
 | 
						|
 | 
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class PARTICLE_PT_hair_dynamics(ParticleButtonsPanel, Panel):
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    bl_label = "Hair dynamics"
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    bl_options = {'DEFAULT_CLOSED'}
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    COMPAT_ENGINES = {'BLENDER_RENDER'}
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    @classmethod
 | 
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    def poll(cls, context):
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						|
        psys = context.particle_system
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						|
        engine = context.scene.render.engine
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						|
        if psys is None:
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						|
            return False
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						|
        if psys.settings is None:
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						|
            return False
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						|
        return psys.settings.type == 'HAIR' and (engine in cls.COMPAT_ENGINES)
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    def draw_header(self, context):
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        psys = context.particle_system
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        self.layout.prop(psys, "use_hair_dynamics", text="")
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    def draw(self, context):
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        layout = self.layout
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						|
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        psys = context.particle_system
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						|
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						|
        if not psys.cloth:
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            return
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						|
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						|
        cloth_md = psys.cloth
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						|
        cloth = cloth_md.settings
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        result = cloth_md.solver_result
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						|
 | 
						|
        layout.enabled = psys.use_hair_dynamics and psys.point_cache.is_baked is False
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						|
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						|
        split = layout.column()
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						|
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        col = split.column()
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        col.label(text="Structure")
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						|
        col.prop(cloth, "mass")
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						|
        sub = col.column(align=True)
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						|
        subsub = sub.row(align=True)
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						|
        subsub.prop(cloth, "bending_stiffness", text="Stiffness")
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						|
        subsub.prop(psys.settings, "bending_random", text="Random")
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        sub.prop(cloth, "bending_damping", text="Damping")
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        # XXX has no noticable effect with stiff hair structure springs
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        #col.prop(cloth, "spring_damping", text="Damping")
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        split.separator()
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						|
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						|
        col = split.column()
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						|
        col.label(text="Volume")
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						|
        col.prop(cloth, "air_damping", text="Air Drag")
 | 
						|
        col.prop(cloth, "internal_friction", slider=True)
 | 
						|
        sub = col.column(align=True)
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						|
        sub.prop(cloth, "density_target", text="Density Target")
 | 
						|
        sub.prop(cloth, "density_strength", slider=True, text="Strength")
 | 
						|
        col.prop(cloth, "voxel_cell_size")
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(cloth, "debug1")
 | 
						|
        sub.prop(cloth, "debug2")
 | 
						|
        sub.prop(cloth, "debug3")
 | 
						|
        sub.prop(cloth, "debug4")
 | 
						|
 | 
						|
        split.separator()
 | 
						|
 | 
						|
        col = split.column()
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						|
        col.label(text="Pinning")
 | 
						|
        col.prop(cloth, "pin_stiffness", text="Goal Strength")
 | 
						|
 | 
						|
        split.separator()
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.label(text="Quality:")
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						|
        col.prop(cloth, "quality", text="Steps", slider=True)
 | 
						|
 | 
						|
        row = col.row()
 | 
						|
        row.prop(psys.settings, "show_hair_grid", text="HairGrid")
 | 
						|
        row.prop(cloth_md, "show_debug_data", text="Debug")
 | 
						|
 | 
						|
        if result:
 | 
						|
            box = layout.box()
 | 
						|
 | 
						|
            if not result.status:
 | 
						|
                label = " "
 | 
						|
                icon = 'NONE'
 | 
						|
            elif result.status == {'SUCCESS'}:
 | 
						|
                label = "Success"
 | 
						|
                icon = 'NONE'
 | 
						|
            elif result.status - {'SUCCESS'} == {'NO_CONVERGENCE'}:
 | 
						|
                label = "No Convergence"
 | 
						|
                icon = 'ERROR'
 | 
						|
            else:
 | 
						|
                label = "ERROR"
 | 
						|
                icon = 'ERROR'
 | 
						|
            box.label(label, icon=icon)
 | 
						|
            box.label("Iterations: %d .. %d (avg. %d)" % (result.min_iterations, result.max_iterations, result.avg_iterations))
 | 
						|
            box.label("Error: %.5f .. %.5f (avg. %.5f)" % (result.min_error, result.max_error, result.avg_error))
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_cache(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Cache"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        psys = context.particle_system
 | 
						|
        engine = context.scene.render.engine
 | 
						|
        if psys is None:
 | 
						|
            return False
 | 
						|
        if psys.settings is None:
 | 
						|
            return False
 | 
						|
        if psys.settings.is_fluid:
 | 
						|
            return False
 | 
						|
        phystype = psys.settings.physics_type
 | 
						|
        if phystype == 'NO' or phystype == 'KEYED':
 | 
						|
            return False
 | 
						|
        return (psys.settings.type in {'EMITTER', 'REACTOR'} or (psys.settings.type == 'HAIR' and (psys.use_hair_dynamics or psys.point_cache.is_baked))) and engine in cls.COMPAT_ENGINES
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        psys = context.particle_system
 | 
						|
 | 
						|
        point_cache_ui(self, context, psys.point_cache, True, 'HAIR' if (psys.settings.type == 'HAIR') else 'PSYS')
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_velocity(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Velocity"
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        if particle_panel_poll(PARTICLE_PT_velocity, context):
 | 
						|
            psys = context.particle_system
 | 
						|
            settings = particle_get_settings(context)
 | 
						|
 | 
						|
            if settings.type == 'HAIR' and not settings.use_advanced_hair:
 | 
						|
                return False
 | 
						|
            return settings.physics_type != 'BOIDS' and (psys is None or not psys.point_cache.use_external)
 | 
						|
        else:
 | 
						|
            return False
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        layout.enabled = particle_panel_enabled(context, psys)
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.label(text="Emitter Geometry:")
 | 
						|
        col.prop(part, "normal_factor")
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "tangent_factor")
 | 
						|
        sub.prop(part, "tangent_phase", slider=True)
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.label(text="Emitter Object:")
 | 
						|
        col.prop(part, "object_align_factor", text="")
 | 
						|
 | 
						|
        layout.label(text="Other:")
 | 
						|
        row = layout.row()
 | 
						|
        if part.emit_from == 'PARTICLE':
 | 
						|
            row.prop(part, "particle_factor")
 | 
						|
        else:
 | 
						|
            row.prop(part, "object_factor", slider=True)
 | 
						|
        row.prop(part, "factor_random")
 | 
						|
 | 
						|
        #if part.type=='REACTOR':
 | 
						|
        #    sub.prop(part, "reactor_factor")
 | 
						|
        #    sub.prop(part, "reaction_shape", slider=True)
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_rotation(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Rotation"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        if particle_panel_poll(PARTICLE_PT_rotation, context):
 | 
						|
            psys = context.particle_system
 | 
						|
            settings = particle_get_settings(context)
 | 
						|
 | 
						|
            if settings.type == 'HAIR' and not settings.use_advanced_hair:
 | 
						|
                return False
 | 
						|
            return settings.physics_type != 'BOIDS' and (psys is None or not psys.point_cache.use_external)
 | 
						|
        else:
 | 
						|
            return False
 | 
						|
 | 
						|
    def draw_header(self, context):
 | 
						|
        psys = context.particle_system
 | 
						|
        if psys:
 | 
						|
            part = psys.settings
 | 
						|
        else:
 | 
						|
            part = context.space_data.pin_id
 | 
						|
 | 
						|
        self.layout.prop(part, "use_rotations", text="")
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        if psys:
 | 
						|
            part = psys.settings
 | 
						|
        else:
 | 
						|
            part = context.space_data.pin_id
 | 
						|
 | 
						|
        layout.enabled = particle_panel_enabled(context, psys) and part.use_rotations
 | 
						|
 | 
						|
        layout.label(text="Initial Orientation:")
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
 | 
						|
        col = split.column(align=True)
 | 
						|
        col.prop(part, "rotation_mode", text="")
 | 
						|
        col.prop(part, "rotation_factor_random", slider=True, text="Random")
 | 
						|
 | 
						|
        col = split.column(align=True)
 | 
						|
        col.prop(part, "phase_factor", slider=True)
 | 
						|
        col.prop(part, "phase_factor_random", text="Random", slider=True)
 | 
						|
 | 
						|
        if part.type != 'HAIR':
 | 
						|
            layout.label(text="Angular Velocity:")
 | 
						|
 | 
						|
            split = layout.split()
 | 
						|
 | 
						|
            col = split.column(align=True)
 | 
						|
            col.prop(part, "angular_velocity_mode", text="")
 | 
						|
            sub = col.column(align=True)
 | 
						|
            sub.active = part.angular_velocity_mode != 'NONE'
 | 
						|
            sub.prop(part, "angular_velocity_factor", text="")
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.prop(part, "use_dynamic_rotation")
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_physics(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Physics"
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        if particle_panel_poll(PARTICLE_PT_physics, context):
 | 
						|
            psys = context.particle_system
 | 
						|
            settings = particle_get_settings(context)
 | 
						|
 | 
						|
            if settings.type == 'HAIR' and not settings.use_advanced_hair:
 | 
						|
                return False
 | 
						|
            return psys is None or not psys.point_cache.use_external
 | 
						|
        else:
 | 
						|
            return False
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        layout.enabled = particle_panel_enabled(context, psys)
 | 
						|
 | 
						|
        layout.prop(part, "physics_type", expand=True)
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        col = row.column(align=True)
 | 
						|
        col.prop(part, "particle_size")
 | 
						|
        col.prop(part, "size_random", slider=True)
 | 
						|
 | 
						|
        if part.physics_type != 'NO':
 | 
						|
            col = row.column(align=True)
 | 
						|
            col.prop(part, "mass")
 | 
						|
            col.prop(part, "use_multiply_size_mass", text="Multiply mass with size")
 | 
						|
 | 
						|
        if part.physics_type in {'NEWTON', 'FLUID'}:
 | 
						|
            split = layout.split()
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.label(text="Forces:")
 | 
						|
            col.prop(part, "brownian_factor")
 | 
						|
            col.prop(part, "drag_factor", slider=True)
 | 
						|
            col.prop(part, "damping", slider=True)
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.label(text="Integration:")
 | 
						|
            col.prop(part, "integrator", text="")
 | 
						|
            col.prop(part, "timestep")
 | 
						|
            sub = col.row()
 | 
						|
            sub.prop(part, "subframes")
 | 
						|
            supports_courant = part.physics_type == 'FLUID'
 | 
						|
            subsub = sub.row()
 | 
						|
            subsub.enabled = supports_courant
 | 
						|
            subsub.prop(part, "use_adaptive_subframes", text="")
 | 
						|
            if supports_courant and part.use_adaptive_subframes:
 | 
						|
                col.prop(part, "courant_target", text="Threshold")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            row.prop(part, "use_size_deflect")
 | 
						|
            row.prop(part, "use_die_on_collision")
 | 
						|
 | 
						|
            if part.physics_type == 'FLUID':
 | 
						|
                fluid = part.fluid
 | 
						|
 | 
						|
                split = layout.split()
 | 
						|
                sub = split.row()
 | 
						|
                sub.prop(fluid, "solver", expand=True)
 | 
						|
 | 
						|
                split = layout.split()
 | 
						|
 | 
						|
                col = split.column()
 | 
						|
                col.label(text="Fluid properties:")
 | 
						|
                col.prop(fluid, "stiffness", text="Stiffness")
 | 
						|
                col.prop(fluid, "linear_viscosity", text="Viscosity")
 | 
						|
                col.prop(fluid, "buoyancy", text="Buoyancy", slider=True)
 | 
						|
 | 
						|
                col = split.column()
 | 
						|
                col.label(text="Advanced:")
 | 
						|
 | 
						|
                if fluid.solver == 'DDR':
 | 
						|
                    sub = col.row()
 | 
						|
                    sub.prop(fluid, "repulsion", slider=fluid.factor_repulsion)
 | 
						|
                    sub.prop(fluid, "factor_repulsion", text="")
 | 
						|
 | 
						|
                    sub = col.row()
 | 
						|
                    sub.prop(fluid, "stiff_viscosity", slider=fluid.factor_stiff_viscosity)
 | 
						|
                    sub.prop(fluid, "factor_stiff_viscosity", text="")
 | 
						|
 | 
						|
                sub = col.row()
 | 
						|
                sub.prop(fluid, "fluid_radius", slider=fluid.factor_radius)
 | 
						|
                sub.prop(fluid, "factor_radius", text="")
 | 
						|
 | 
						|
                sub = col.row()
 | 
						|
                sub.prop(fluid, "rest_density", slider=fluid.use_factor_density)
 | 
						|
                sub.prop(fluid, "use_factor_density", text="")
 | 
						|
 | 
						|
                if fluid.solver == 'CLASSICAL':
 | 
						|
                    # With the classical solver, it is possible to calculate the
 | 
						|
                    # spacing between particles when the fluid is at rest. This
 | 
						|
                    # makes it easier to set stable initial conditions.
 | 
						|
                    particle_volume = part.mass / fluid.rest_density
 | 
						|
                    spacing = pow(particle_volume, 1.0 / 3.0)
 | 
						|
                    sub = col.row()
 | 
						|
                    sub.label(text="Spacing: %g" % spacing)
 | 
						|
 | 
						|
                elif fluid.solver == 'DDR':
 | 
						|
                    split = layout.split()
 | 
						|
 | 
						|
                    col = split.column()
 | 
						|
                    col.label(text="Springs:")
 | 
						|
                    col.prop(fluid, "spring_force", text="Force")
 | 
						|
                    col.prop(fluid, "use_viscoelastic_springs")
 | 
						|
                    sub = col.column(align=True)
 | 
						|
                    sub.active = fluid.use_viscoelastic_springs
 | 
						|
                    sub.prop(fluid, "yield_ratio", slider=True)
 | 
						|
                    sub.prop(fluid, "plasticity", slider=True)
 | 
						|
 | 
						|
                    col = split.column()
 | 
						|
                    col.label(text="Advanced:")
 | 
						|
                    sub = col.row()
 | 
						|
                    sub.prop(fluid, "rest_length", slider=fluid.factor_rest_length)
 | 
						|
                    sub.prop(fluid, "factor_rest_length", text="")
 | 
						|
                    col.label(text="")
 | 
						|
                    sub = col.column()
 | 
						|
                    sub.active = fluid.use_viscoelastic_springs
 | 
						|
                    sub.prop(fluid, "use_initial_rest_length")
 | 
						|
                    sub.prop(fluid, "spring_frames", text="Frames")
 | 
						|
 | 
						|
        elif part.physics_type == 'KEYED':
 | 
						|
            split = layout.split()
 | 
						|
            sub = split.column()
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            col = row.column()
 | 
						|
            col.active = not psys.use_keyed_timing
 | 
						|
            col.prop(part, "keyed_loops", text="Loops")
 | 
						|
            if psys:
 | 
						|
                row.prop(psys, "use_keyed_timing", text="Use Timing")
 | 
						|
 | 
						|
            layout.label(text="Keys:")
 | 
						|
        elif part.physics_type == 'BOIDS':
 | 
						|
            boids = part.boids
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            row.prop(boids, "use_flight")
 | 
						|
            row.prop(boids, "use_land")
 | 
						|
            row.prop(boids, "use_climb")
 | 
						|
 | 
						|
            split = layout.split()
 | 
						|
 | 
						|
            col = split.column(align=True)
 | 
						|
            col.active = boids.use_flight
 | 
						|
            col.prop(boids, "air_speed_max")
 | 
						|
            col.prop(boids, "air_speed_min", slider=True)
 | 
						|
            col.prop(boids, "air_acc_max", slider=True)
 | 
						|
            col.prop(boids, "air_ave_max", slider=True)
 | 
						|
            col.prop(boids, "air_personal_space")
 | 
						|
            row = col.row(align=True)
 | 
						|
            row.active = (boids.use_land or boids.use_climb) and boids.use_flight
 | 
						|
            row.prop(boids, "land_smooth")
 | 
						|
 | 
						|
            col = split.column(align=True)
 | 
						|
            col.active = boids.use_land or boids.use_climb
 | 
						|
            col.prop(boids, "land_speed_max")
 | 
						|
            col.prop(boids, "land_jump_speed")
 | 
						|
            col.prop(boids, "land_acc_max", slider=True)
 | 
						|
            col.prop(boids, "land_ave_max", slider=True)
 | 
						|
            col.prop(boids, "land_personal_space")
 | 
						|
            col.prop(boids, "land_stick_force")
 | 
						|
 | 
						|
            split = layout.split()
 | 
						|
 | 
						|
            col = split.column(align=True)
 | 
						|
            col.label(text="Battle:")
 | 
						|
            col.prop(boids, "health")
 | 
						|
            col.prop(boids, "strength")
 | 
						|
            col.prop(boids, "aggression")
 | 
						|
            col.prop(boids, "accuracy")
 | 
						|
            col.prop(boids, "range")
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.label(text="Misc:")
 | 
						|
            col.prop(boids, "bank", slider=True)
 | 
						|
            col.prop(boids, "pitch", slider=True)
 | 
						|
            col.prop(boids, "height", slider=True)
 | 
						|
 | 
						|
        if psys and part.physics_type in {'KEYED', 'BOIDS', 'FLUID'}:
 | 
						|
            if part.physics_type == 'BOIDS':
 | 
						|
                layout.label(text="Relations:")
 | 
						|
            elif part.physics_type == 'FLUID':
 | 
						|
                layout.label(text="Fluid interaction:")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            row.template_list("UI_UL_list", "particle_targets", psys, "targets", psys, "active_particle_target_index", rows=4)
 | 
						|
 | 
						|
            col = row.column()
 | 
						|
            sub = col.row()
 | 
						|
            subsub = sub.column(align=True)
 | 
						|
            subsub.operator("particle.new_target", icon='ZOOMIN', text="")
 | 
						|
            subsub.operator("particle.target_remove", icon='ZOOMOUT', text="")
 | 
						|
            sub = col.row()
 | 
						|
            subsub = sub.column(align=True)
 | 
						|
            subsub.operator("particle.target_move_up", icon='MOVE_UP_VEC', text="")
 | 
						|
            subsub.operator("particle.target_move_down", icon='MOVE_DOWN_VEC', text="")
 | 
						|
 | 
						|
            key = psys.active_particle_target
 | 
						|
            if key:
 | 
						|
                row = layout.row()
 | 
						|
                if part.physics_type == 'KEYED':
 | 
						|
                    col = row.column()
 | 
						|
                    #doesn't work yet
 | 
						|
                    #col.alert = key.valid
 | 
						|
                    col.prop(key, "object", text="")
 | 
						|
                    col.prop(key, "system", text="System")
 | 
						|
                    col = row.column()
 | 
						|
                    col.active = psys.use_keyed_timing
 | 
						|
                    col.prop(key, "time")
 | 
						|
                    col.prop(key, "duration")
 | 
						|
                elif part.physics_type == 'BOIDS':
 | 
						|
                    sub = row.row()
 | 
						|
                    #doesn't work yet
 | 
						|
                    #sub.alert = key.valid
 | 
						|
                    sub.prop(key, "object", text="")
 | 
						|
                    sub.prop(key, "system", text="System")
 | 
						|
 | 
						|
                    layout.prop(key, "alliance", expand=True)
 | 
						|
                elif part.physics_type == 'FLUID':
 | 
						|
                    sub = row.row()
 | 
						|
                    #doesn't work yet
 | 
						|
                    #sub.alert = key.valid
 | 
						|
                    sub.prop(key, "object", text="")
 | 
						|
                    sub.prop(key, "system", text="System")
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_boidbrain(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Boid Brain"
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        psys = context.particle_system
 | 
						|
        settings = particle_get_settings(context)
 | 
						|
        engine = context.scene.render.engine
 | 
						|
 | 
						|
        if settings is None:
 | 
						|
            return False
 | 
						|
        if psys is not None and psys.point_cache.use_external:
 | 
						|
            return False
 | 
						|
        return settings.physics_type == 'BOIDS' and engine in cls.COMPAT_ENGINES
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        boids = particle_get_settings(context).boids
 | 
						|
 | 
						|
        layout.enabled = particle_panel_enabled(context, context.particle_system)
 | 
						|
 | 
						|
        # Currently boids can only use the first state so these are commented out for now.
 | 
						|
        #row = layout.row()
 | 
						|
        #row.template_list("UI_UL_list", "particle_boids", boids, "states",
 | 
						|
        #                  boids, "active_boid_state_index", compact="True")
 | 
						|
        #col = row.row()
 | 
						|
        #sub = col.row(align=True)
 | 
						|
        #sub.operator("boid.state_add", icon='ZOOMIN', text="")
 | 
						|
        #sub.operator("boid.state_del", icon='ZOOMOUT', text="")
 | 
						|
        #sub = row.row(align=True)
 | 
						|
        #sub.operator("boid.state_move_up", icon='MOVE_UP_VEC', text="")
 | 
						|
        #sub.operator("boid.state_move_down", icon='MOVE_DOWN_VEC', text="")
 | 
						|
 | 
						|
        state = boids.active_boid_state
 | 
						|
 | 
						|
        #layout.prop(state, "name", text="State name")
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        row.prop(state, "ruleset_type")
 | 
						|
        if state.ruleset_type == 'FUZZY':
 | 
						|
            row.prop(state, "rule_fuzzy", slider=True)
 | 
						|
        else:
 | 
						|
            row.label(text="")
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        row.template_list("UI_UL_list", "particle_boids_rules", state, "rules", state, "active_boid_rule_index", rows=4)
 | 
						|
 | 
						|
        col = row.column()
 | 
						|
        sub = col.row()
 | 
						|
        subsub = sub.column(align=True)
 | 
						|
        subsub.operator_menu_enum("boid.rule_add", "type", icon='ZOOMIN', text="")
 | 
						|
        subsub.operator("boid.rule_del", icon='ZOOMOUT', text="")
 | 
						|
        sub = col.row()
 | 
						|
        subsub = sub.column(align=True)
 | 
						|
        subsub.operator("boid.rule_move_up", icon='MOVE_UP_VEC', text="")
 | 
						|
        subsub.operator("boid.rule_move_down", icon='MOVE_DOWN_VEC', text="")
 | 
						|
 | 
						|
        rule = state.active_boid_rule
 | 
						|
 | 
						|
        if rule:
 | 
						|
            row = layout.row()
 | 
						|
            row.prop(rule, "name", text="")
 | 
						|
            #somebody make nice icons for boids here please! -jahka
 | 
						|
            row.prop(rule, "use_in_air", icon='MOVE_UP_VEC', text="")
 | 
						|
            row.prop(rule, "use_on_land", icon='MOVE_DOWN_VEC', text="")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
 | 
						|
            if rule.type == 'GOAL':
 | 
						|
                row.prop(rule, "object")
 | 
						|
                row = layout.row()
 | 
						|
                row.prop(rule, "use_predict")
 | 
						|
            elif rule.type == 'AVOID':
 | 
						|
                row.prop(rule, "object")
 | 
						|
                row = layout.row()
 | 
						|
                row.prop(rule, "use_predict")
 | 
						|
                row.prop(rule, "fear_factor")
 | 
						|
            elif rule.type == 'FOLLOW_PATH':
 | 
						|
                row.label(text="Not yet functional")
 | 
						|
            elif rule.type == 'AVOID_COLLISION':
 | 
						|
                row.prop(rule, "use_avoid")
 | 
						|
                row.prop(rule, "use_avoid_collision")
 | 
						|
                row.prop(rule, "look_ahead")
 | 
						|
            elif rule.type == 'FOLLOW_LEADER':
 | 
						|
                row.prop(rule, "object", text="")
 | 
						|
                row.prop(rule, "distance")
 | 
						|
                row = layout.row()
 | 
						|
                row.prop(rule, "use_line")
 | 
						|
                sub = row.row()
 | 
						|
                sub.active = rule.line
 | 
						|
                sub.prop(rule, "queue_count")
 | 
						|
            elif rule.type == 'AVERAGE_SPEED':
 | 
						|
                row.prop(rule, "speed", slider=True)
 | 
						|
                row.prop(rule, "wander", slider=True)
 | 
						|
                row.prop(rule, "level", slider=True)
 | 
						|
            elif rule.type == 'FIGHT':
 | 
						|
                row.prop(rule, "distance")
 | 
						|
                row.prop(rule, "flee_distance")
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_render(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Render"
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        settings = particle_get_settings(context)
 | 
						|
        engine = context.scene.render.engine
 | 
						|
        if settings is None:
 | 
						|
            return False
 | 
						|
 | 
						|
        return engine in cls.COMPAT_ENGINES
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        if psys:
 | 
						|
            row = layout.row()
 | 
						|
            if part.render_type in {'OBJECT', 'GROUP'}:
 | 
						|
                row.enabled = False
 | 
						|
            row.prop(part, "material_slot", text="")
 | 
						|
            row.prop(psys, "parent")
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.prop(part, "use_render_emitter")
 | 
						|
        col.prop(part, "use_parent_particles")
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.prop(part, "show_unborn")
 | 
						|
        col.prop(part, "use_dead")
 | 
						|
 | 
						|
        layout.prop(part, "render_type", expand=True)
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
 | 
						|
        if part.render_type == 'LINE':
 | 
						|
            col.prop(part, "line_length_tail")
 | 
						|
            col.prop(part, "line_length_head")
 | 
						|
 | 
						|
            split.prop(part, "use_velocity_length")
 | 
						|
        elif part.render_type == 'PATH':
 | 
						|
            col.prop(part, "use_strand_primitive")
 | 
						|
            sub = col.column()
 | 
						|
            sub.active = (part.use_strand_primitive is False)
 | 
						|
            sub.prop(part, "use_render_adaptive")
 | 
						|
            sub = col.column()
 | 
						|
            sub.active = part.use_render_adaptive or part.use_strand_primitive is True
 | 
						|
            sub.prop(part, "adaptive_angle")
 | 
						|
            sub = col.column()
 | 
						|
            sub.active = (part.use_render_adaptive is True and part.use_strand_primitive is False)
 | 
						|
            sub.prop(part, "adaptive_pixel")
 | 
						|
            col.prop(part, "use_hair_bspline")
 | 
						|
            col.prop(part, "render_step", text="Steps")
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.label(text="Timing:")
 | 
						|
            col.prop(part, "use_absolute_path_time")
 | 
						|
 | 
						|
            if part.type == 'HAIR' or psys.point_cache.is_baked:
 | 
						|
                col.prop(part, "path_start", text="Start", slider=not part.use_absolute_path_time)
 | 
						|
            else:
 | 
						|
                col.prop(part, "trail_count")
 | 
						|
 | 
						|
            col.prop(part, "path_end", text="End", slider=not part.use_absolute_path_time)
 | 
						|
            col.prop(part, "length_random", text="Random", slider=True)
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            col = row.column()
 | 
						|
 | 
						|
            if part.type == 'HAIR' and part.use_strand_primitive is True and part.child_type == 'INTERPOLATED':
 | 
						|
                layout.prop(part, "use_simplify")
 | 
						|
                if part.use_simplify is True:
 | 
						|
                    row = layout.row()
 | 
						|
                    row.prop(part, "simplify_refsize")
 | 
						|
                    row.prop(part, "simplify_rate")
 | 
						|
                    row.prop(part, "simplify_transition")
 | 
						|
                    row = layout.row()
 | 
						|
                    row.prop(part, "use_simplify_viewport")
 | 
						|
                    sub = row.row()
 | 
						|
                    sub.active = part.use_simplify_viewport is True
 | 
						|
                    sub.prop(part, "simplify_viewport")
 | 
						|
 | 
						|
        elif part.render_type == 'OBJECT':
 | 
						|
            col.prop(part, "dupli_object")
 | 
						|
            sub = col.row()
 | 
						|
            sub.prop(part, "use_global_dupli")
 | 
						|
            sub.prop(part, "use_rotation_dupli")
 | 
						|
            sub.prop(part, "use_scale_dupli")
 | 
						|
        elif part.render_type == 'GROUP':
 | 
						|
            col.prop(part, "dupli_group")
 | 
						|
            split = layout.split()
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            col.prop(part, "use_whole_group")
 | 
						|
            sub = col.column()
 | 
						|
            sub.active = (part.use_whole_group is False)
 | 
						|
            sub.prop(part, "use_group_pick_random")
 | 
						|
            sub.prop(part, "use_group_count")
 | 
						|
 | 
						|
            col = split.column()
 | 
						|
            sub = col.column()
 | 
						|
            sub.active = (part.use_whole_group is False)
 | 
						|
            sub.prop(part, "use_global_dupli")
 | 
						|
            sub.prop(part, "use_rotation_dupli")
 | 
						|
            sub.prop(part, "use_scale_dupli")
 | 
						|
 | 
						|
            if part.use_group_count and not part.use_whole_group:
 | 
						|
                row = layout.row()
 | 
						|
                row.template_list("UI_UL_list", "particle_dupli_weights", part, "dupli_weights",
 | 
						|
                                  part, "active_dupliweight_index")
 | 
						|
 | 
						|
                col = row.column()
 | 
						|
                sub = col.row()
 | 
						|
                subsub = sub.column(align=True)
 | 
						|
                subsub.operator("particle.dupliob_copy", icon='ZOOMIN', text="")
 | 
						|
                subsub.operator("particle.dupliob_remove", icon='ZOOMOUT', text="")
 | 
						|
                subsub.operator("particle.dupliob_move_up", icon='MOVE_UP_VEC', text="")
 | 
						|
                subsub.operator("particle.dupliob_move_down", icon='MOVE_DOWN_VEC', text="")
 | 
						|
 | 
						|
                weight = part.active_dupliweight
 | 
						|
                if weight:
 | 
						|
                    row = layout.row()
 | 
						|
                    row.prop(weight, "count")
 | 
						|
 | 
						|
        elif part.render_type == 'BILLBOARD':
 | 
						|
            ob = context.object
 | 
						|
 | 
						|
            col.label(text="Align:")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            row.prop(part, "billboard_align", expand=True)
 | 
						|
            row.prop(part, "lock_billboard", text="Lock")
 | 
						|
            row = layout.row()
 | 
						|
            row.prop(part, "billboard_object")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            col = row.column(align=True)
 | 
						|
            col.label(text="Tilt:")
 | 
						|
            col.prop(part, "billboard_tilt", text="Angle", slider=True)
 | 
						|
            col.prop(part, "billboard_tilt_random", text="Random", slider=True)
 | 
						|
            col = row.column()
 | 
						|
            col.prop(part, "billboard_offset")
 | 
						|
 | 
						|
            row = layout.row()
 | 
						|
            col = row.column()
 | 
						|
            col.prop(part, "billboard_size", text="Scale")
 | 
						|
            if part.billboard_align == 'VEL':
 | 
						|
                col = row.column(align=True)
 | 
						|
                col.label("Velocity Scale:")
 | 
						|
                col.prop(part, "billboard_velocity_head", text="Head")
 | 
						|
                col.prop(part, "billboard_velocity_tail", text="Tail")
 | 
						|
 | 
						|
            if psys:
 | 
						|
                col = layout.column()
 | 
						|
                col.prop_search(psys, "billboard_normal_uv", ob.data, "uv_textures")
 | 
						|
                col.prop_search(psys, "billboard_time_index_uv", ob.data, "uv_textures")
 | 
						|
 | 
						|
            split = layout.split(percentage=0.33)
 | 
						|
            split.label(text="Split UVs:")
 | 
						|
            split.prop(part, "billboard_uv_split", text="Number of splits")
 | 
						|
 | 
						|
            if psys:
 | 
						|
                col = layout.column()
 | 
						|
                col.active = part.billboard_uv_split > 1
 | 
						|
                col.prop_search(psys, "billboard_split_uv", ob.data, "uv_textures")
 | 
						|
 | 
						|
            row = col.row()
 | 
						|
            row.label(text="Animate:")
 | 
						|
            row.prop(part, "billboard_animation", text="")
 | 
						|
            row.label(text="Offset:")
 | 
						|
            row.prop(part, "billboard_offset_split", text="")
 | 
						|
 | 
						|
        if part.render_type == 'HALO' or part.render_type == 'LINE' or part.render_type == 'BILLBOARD':
 | 
						|
            row = layout.row()
 | 
						|
            col = row.column()
 | 
						|
            col.prop(part, "trail_count")
 | 
						|
            if part.trail_count > 1:
 | 
						|
                col.prop(part, "use_absolute_path_time", text="Length in frames")
 | 
						|
                col = row.column()
 | 
						|
                col.prop(part, "path_end", text="Length", slider=not part.use_absolute_path_time)
 | 
						|
                col.prop(part, "length_random", text="Random", slider=True)
 | 
						|
            else:
 | 
						|
                col = row.column()
 | 
						|
                col.label(text="")
 | 
						|
 | 
						|
        if part.render_type in {'OBJECT', 'GROUP'} and not part.use_advanced_hair:
 | 
						|
            row = layout.row(align=True)
 | 
						|
            row.prop(part, "particle_size")
 | 
						|
            row.prop(part, "size_random", slider=True)
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_draw(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Display"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        settings = particle_get_settings(context)
 | 
						|
        engine = context.scene.render.engine
 | 
						|
        if settings is None:
 | 
						|
            return False
 | 
						|
        return engine in cls.COMPAT_ENGINES
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        row.prop(part, "draw_method", expand=True)
 | 
						|
        row.prop(part, "show_guide_hairs")
 | 
						|
 | 
						|
        if part.draw_method == 'NONE' or (part.render_type == 'NONE' and part.draw_method == 'RENDER'):
 | 
						|
            return
 | 
						|
 | 
						|
        path = (part.render_type == 'PATH' and part.draw_method == 'RENDER') or part.draw_method == 'PATH'
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        row.prop(part, "draw_percentage", slider=True)
 | 
						|
        if part.draw_method != 'RENDER' or part.render_type == 'HALO':
 | 
						|
            row.prop(part, "draw_size")
 | 
						|
        else:
 | 
						|
            row.label(text="")
 | 
						|
 | 
						|
        if part.draw_percentage != 100 and psys is not None:
 | 
						|
            if part.type == 'HAIR':
 | 
						|
                if psys.use_hair_dynamics and psys.point_cache.is_baked is False:
 | 
						|
                    layout.row().label(text="Display percentage makes dynamics inaccurate without baking!")
 | 
						|
            else:
 | 
						|
                phystype = part.physics_type
 | 
						|
                if phystype != 'NO' and phystype != 'KEYED' and psys.point_cache.is_baked is False:
 | 
						|
                    layout.row().label(text="Display percentage makes dynamics inaccurate without baking!")
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        col = row.column()
 | 
						|
        col.prop(part, "show_size")
 | 
						|
        col.prop(part, "show_velocity")
 | 
						|
        col.prop(part, "show_number")
 | 
						|
        if part.physics_type == 'BOIDS':
 | 
						|
            col.prop(part, "show_health")
 | 
						|
 | 
						|
        col = row.column(align=True)
 | 
						|
        col.label(text="Color:")
 | 
						|
        col.prop(part, "draw_color", text="")
 | 
						|
        sub = col.row(align=True)
 | 
						|
        sub.active = (part.draw_color in {'VELOCITY', 'ACCELERATION'})
 | 
						|
        sub.prop(part, "color_maximum", text="Max")
 | 
						|
 | 
						|
        if path:
 | 
						|
            col.prop(part, "draw_step")
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_children(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Children"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        return particle_panel_poll(cls, context)
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        psys = context.particle_system
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        layout.row().prop(part, "child_type", expand=True)
 | 
						|
 | 
						|
        if part.child_type == 'NONE':
 | 
						|
            return
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
 | 
						|
        col = row.column(align=True)
 | 
						|
        col.prop(part, "child_nbr", text="Display")
 | 
						|
        col.prop(part, "rendered_child_count", text="Render")
 | 
						|
 | 
						|
        if part.child_type == 'INTERPOLATED':
 | 
						|
            col = row.column()
 | 
						|
            if psys:
 | 
						|
                col.prop(psys, "child_seed", text="Seed")
 | 
						|
            col.prop(part, "virtual_parents", slider=True)
 | 
						|
            col.prop(part, "create_long_hair_children")
 | 
						|
        else:
 | 
						|
            col = row.column(align=True)
 | 
						|
            col.prop(part, "child_size", text="Size")
 | 
						|
            col.prop(part, "child_size_random", text="Random")
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.label(text="Effects:")
 | 
						|
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "clump_factor", slider=True)
 | 
						|
        sub.prop(part, "clump_shape", slider=True)
 | 
						|
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "child_length", slider=True)
 | 
						|
        sub.prop(part, "child_length_threshold", slider=True)
 | 
						|
 | 
						|
        if part.child_type == 'SIMPLE':
 | 
						|
            sub = col.column(align=True)
 | 
						|
            sub.prop(part, "child_radius", text="Radius")
 | 
						|
            sub.prop(part, "child_roundness", text="Roundness", slider=True)
 | 
						|
            if psys:
 | 
						|
                sub.prop(psys, "child_seed", text="Seed")
 | 
						|
        elif part.virtual_parents > 0.0:
 | 
						|
            sub = col.column(align=True)
 | 
						|
            sub.label(text="Parting not")
 | 
						|
            sub.label(text="available with")
 | 
						|
            sub.label(text="virtual parents")
 | 
						|
        else:
 | 
						|
            sub = col.column(align=True)
 | 
						|
            sub.prop(part, "child_parting_factor", text="Parting", slider=True)
 | 
						|
            sub.prop(part, "child_parting_min", text="Min")
 | 
						|
            sub.prop(part, "child_parting_max", text="Max")
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        col.label(text="Roughness:")
 | 
						|
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "roughness_1", text="Uniform")
 | 
						|
        sub.prop(part, "roughness_1_size", text="Size")
 | 
						|
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "roughness_endpoint", "Endpoint")
 | 
						|
        sub.prop(part, "roughness_end_shape")
 | 
						|
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "roughness_2", text="Random")
 | 
						|
        sub.prop(part, "roughness_2_size", text="Size")
 | 
						|
        sub.prop(part, "roughness_2_threshold", slider=True)
 | 
						|
 | 
						|
        layout.row().label(text="Kink:")
 | 
						|
        layout.row().prop(part, "kink", expand=True)
 | 
						|
 | 
						|
        split = layout.split()
 | 
						|
        split.active = part.kink != 'NO'
 | 
						|
 | 
						|
        col = split.column()
 | 
						|
        sub = col.column(align=True)
 | 
						|
        sub.prop(part, "kink_amplitude")
 | 
						|
        sub.prop(part, "kink_amplitude_clump", text="Clump", slider=True)
 | 
						|
        col.prop(part, "kink_flat", slider=True)
 | 
						|
        col = split.column(align=True)
 | 
						|
        col.prop(part, "kink_frequency")
 | 
						|
        col.prop(part, "kink_shape", slider=True)
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_field_weights(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Field Weights"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        return particle_panel_poll(cls, context)
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        part = particle_get_settings(context)
 | 
						|
        effector_weights_ui(self, context, part.effector_weights, 'PSYS')
 | 
						|
 | 
						|
        if part.type == 'HAIR':
 | 
						|
            row = self.layout.row()
 | 
						|
            row.prop(part.effector_weights, "apply_to_hair_growing")
 | 
						|
            row.prop(part, "apply_effector_to_children")
 | 
						|
            row = self.layout.row()
 | 
						|
            row.prop(part, "effect_hair", slider=True)
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_force_fields(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Force Field Settings"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        part = particle_get_settings(context)
 | 
						|
 | 
						|
        row = layout.row()
 | 
						|
        row.prop(part, "use_self_effect")
 | 
						|
        row.prop(part, "effector_amount", text="Amount")
 | 
						|
 | 
						|
        split = layout.split(percentage=0.2)
 | 
						|
        split.label(text="Type 1:")
 | 
						|
        split.prop(part.force_field_1, "type", text="")
 | 
						|
        basic_force_field_settings_ui(self, context, part.force_field_1)
 | 
						|
        if part.force_field_1.type != 'NONE':
 | 
						|
            layout.label(text="Falloff:")
 | 
						|
        basic_force_field_falloff_ui(self, context, part.force_field_1)
 | 
						|
 | 
						|
        if part.force_field_1.type != 'NONE':
 | 
						|
            layout.label(text="")
 | 
						|
 | 
						|
        split = layout.split(percentage=0.2)
 | 
						|
        split.label(text="Type 2:")
 | 
						|
        split.prop(part.force_field_2, "type", text="")
 | 
						|
        basic_force_field_settings_ui(self, context, part.force_field_2)
 | 
						|
        if part.force_field_2.type != 'NONE':
 | 
						|
            layout.label(text="Falloff:")
 | 
						|
        basic_force_field_falloff_ui(self, context, part.force_field_2)
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_vertexgroups(ParticleButtonsPanel, Panel):
 | 
						|
    bl_label = "Vertex Groups"
 | 
						|
    bl_options = {'DEFAULT_CLOSED'}
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
 | 
						|
    @classmethod
 | 
						|
    def poll(cls, context):
 | 
						|
        if context.particle_system is None:
 | 
						|
            return False
 | 
						|
        return particle_panel_poll(cls, context)
 | 
						|
 | 
						|
    def draw(self, context):
 | 
						|
        layout = self.layout
 | 
						|
 | 
						|
        ob = context.object
 | 
						|
        psys = context.particle_system
 | 
						|
 | 
						|
        col = layout.column()
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_density", ob, "vertex_groups", text="Density")
 | 
						|
        row.prop(psys, "invert_vertex_group_density", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_length", ob, "vertex_groups", text="Length")
 | 
						|
        row.prop(psys, "invert_vertex_group_length", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_clump", ob, "vertex_groups", text="Clump")
 | 
						|
        row.prop(psys, "invert_vertex_group_clump", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_kink", ob, "vertex_groups", text="Kink")
 | 
						|
        row.prop(psys, "invert_vertex_group_kink", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_roughness_1", ob, "vertex_groups", text="Roughness 1")
 | 
						|
        row.prop(psys, "invert_vertex_group_roughness_1", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_roughness_2", ob, "vertex_groups", text="Roughness 2")
 | 
						|
        row.prop(psys, "invert_vertex_group_roughness_2", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        row = col.row(align=True)
 | 
						|
        row.prop_search(psys, "vertex_group_roughness_end", ob, "vertex_groups", text="Roughness End")
 | 
						|
        row.prop(psys, "invert_vertex_group_roughness_end", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 | 
						|
 | 
						|
        # Commented out vertex groups don't work and are still waiting for better implementation
 | 
						|
        # row = layout.row()
 | 
						|
        # row.prop_search(psys, "vertex_group_velocity", ob, "vertex_groups", text="Velocity")
 | 
						|
        # row.prop(psys, "invert_vertex_group_velocity", text="")
 | 
						|
 | 
						|
        # row = layout.row()
 | 
						|
        # row.prop_search(psys, "vertex_group_size", ob, "vertex_groups", text="Size")
 | 
						|
        # row.prop(psys, "invert_vertex_group_size", text="")
 | 
						|
 | 
						|
        # row = layout.row()
 | 
						|
        # row.prop_search(psys, "vertex_group_tangent", ob, "vertex_groups", text="Tangent")
 | 
						|
        # row.prop(psys, "invert_vertex_group_tangent", text="")
 | 
						|
 | 
						|
        # row = layout.row()
 | 
						|
        # row.prop_search(psys, "vertex_group_rotation", ob, "vertex_groups", text="Rotation")
 | 
						|
        # row.prop(psys, "invert_vertex_group_rotation", text="")
 | 
						|
 | 
						|
        # row = layout.row()
 | 
						|
        # row.prop_search(psys, "vertex_group_field", ob, "vertex_groups", text="Field")
 | 
						|
        # row.prop(psys, "invert_vertex_group_field", text="")
 | 
						|
 | 
						|
 | 
						|
class PARTICLE_PT_custom_props(ParticleButtonsPanel, PropertyPanel, Panel):
 | 
						|
    COMPAT_ENGINES = {'BLENDER_RENDER'}
 | 
						|
    _context_path = "particle_system.settings"
 | 
						|
    _property_type = bpy.types.ParticleSettings
 | 
						|
 | 
						|
if __name__ == "__main__":  # only for live edit.
 | 
						|
    bpy.utils.register_module(__name__)
 |