+ @classmethod
+ def poll(cls, context):#{
+ active_object = context.active_object
+ if obj_ent_type(active_object) == 'ent_font':#{
+ return active_object.SR_data.ent_font[0].variants
+ #}
+ else: return False
+ #}
+
+ def execute(self, context):#{
+ return internal_listdel_execute(self,context,'ent_font','variants')
+ #}
+#}
+
+class SR_OBJECT_ENT_AUDIO_FILE_ENTRY(bpy.types.PropertyGroup):
+#{
+ path: bpy.props.StringProperty( name="Path" )
+ probability: bpy.props.FloatProperty( name="Probability",default=100.0 )
+#}
+
+class SR_UL_AUDIO_LIST(bpy.types.UIList):
+#{
+ bl_idname = 'SR_UL_AUDIO_LIST'
+
+ def draw_item(_,context,layout,data,item,icon,active_data,active_propname):
+ #{
+ split = layout.split(factor=0.7)
+ c = split.column()
+ c.prop( item, 'path', text='', emboss=False )
+ c = split.column()
+ c.prop( item, 'probability', text='%', emboss=True )
+ #}
+#}
+
+class SR_UL_FONT_VARIANT_LIST(bpy.types.UIList):
+#{
+ bl_idname = 'SR_UL_FONT_VARIANT_LIST'
+
+ def draw_item(_,context,layout,data,item,icon,active_data,active_propname):
+ #{
+ layout.prop( item, 'mesh', emboss=False )
+ layout.prop( item, 'tipo' )
+ #}
+#}
+
+class SR_UL_FONT_GLYPH_LIST(bpy.types.UIList):
+#{
+ bl_idname = 'SR_UL_FONT_GLYPH_LIST'
+
+ def draw_item(_,context,layout,data,item,icon,active_data,active_propname):
+ #{
+ s0 = layout.split(factor=0.3)
+ c = s0.column()
+ s1 = c.split(factor=0.3)
+ c = s1.column()
+ row = c.row()
+ lbl = chr(item.utf32) if item.utf32 >= 32 and item.utf32 <= 126 else \
+ f'x{item.utf32:x}'
+ row.label(text=lbl)
+ c = s1.column()
+ c.prop( item, 'utf32', text='', emboss=True )
+ c = s0.column()
+ row = c.row()
+ row.prop( item, 'bounds', text='', emboss=False )
+ #}
+#}
+
+class SR_OBJECT_ENT_ROUTE(bpy.types.PropertyGroup):
+#{
+ gates: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_ROUTE_ENTRY)
+ gates_index: bpy.props.IntProperty()
+
+ colour: bpy.props.FloatVectorProperty( \
+ name="Colour",\
+ subtype='COLOR',\
+ min=0.0,max=1.0,\
+ default=Vector((0.79,0.63,0.48)),\
+ description="Route colour"\
+ )
+
+ alias: bpy.props.StringProperty(\
+ name="Alias",\
+ default="Untitled Course")
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ layout.prop( data[0], 'alias' )
+ layout.prop( data[0], 'colour' )
+
+ layout.label( text='Checkpoints' )
+ layout.template_list('SR_UL_ROUTE_NODE_LIST', 'Checkpoints', \
+ data[0], 'gates', data[0], 'gates_index', rows=5)
+
+ row = layout.row()
+ row.operator( 'skaterift.new_entry', text='Add' )
+ row.operator( 'skaterift.del_entry', text='Remove' )
+ #}
+#}
+
+class SR_OBJECT_ENT_VOLUME(bpy.types.PropertyGroup):
+#{
+ subtype: bpy.props.EnumProperty(
+ name="Subtype",
+ items=[('0','Trigger',''),
+ ('1','Particles (0.1s)','')]
+ )
+
+ target: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Target", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,\
+ ['ent_audio','ent_skateshop']))
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ data = data[0]
+ layout.prop( data, 'subtype' )
+ layout.prop( data, 'target' )
+ #}
+#}
+
+class SR_OBJECT_ENT_AUDIO(bpy.types.PropertyGroup):
+#{
+ files: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_AUDIO_FILE_ENTRY)
+ files_index: bpy.props.IntProperty()
+
+ flag_3d: bpy.props.BoolProperty( name="3D audio",default=True )
+ flag_loop: bpy.props.BoolProperty( name="Loop",default=False )
+ flag_auto: bpy.props.BoolProperty( name="Play at start",default=False )
+ flag_nodoppler: bpy.props.BoolProperty( name="No Doppler",default=False )
+
+ group: bpy.props.IntProperty( name="Group ID", default=0 )
+ formato: bpy.props.EnumProperty(
+ name="Format",
+ items=[('0','Uncompressed Mono',''),
+ ('1','Compressed Vorbis',''),
+ ('2','[vg] Bird Synthesis','')]
+ )
+ probability_curve: bpy.props.EnumProperty(
+ name="Probability Curve",
+ items=[('0','Constant',''),
+ ('1','Wildlife Daytime',''),
+ ('2','Wildlife Nighttime','')])
+ channel_behaviour: bpy.props.EnumProperty(
+ name="Channel Behaviour",
+ items=[('0','Unlimited',''),
+ ('1','Discard if group full', ''),
+ ('2','Crossfade if group full','')])
+
+ transition_duration: bpy.props.FloatProperty(name="Transition Time",\
+ default=0.2)
+
+ max_channels: bpy.props.IntProperty( name="Max Channels", default=1 )
+ volume: bpy.props.FloatProperty( name="Volume",default=1.0 )
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ layout.prop( data[0], 'formato' )
+ layout.prop( data[0], 'volume' )
+
+ box = layout.box()
+ box.label( text='Channels' )
+ split = box.split(factor=0.3)
+ c = split.column()
+ c.prop( data[0], 'max_channels' )
+ c = split.column()
+ c.prop( data[0], 'channel_behaviour', text='Behaviour' )
+ if data[0].channel_behaviour >= '1':
+ box.prop( data[0], 'group' )
+ if data[0].channel_behaviour == '2':
+ box.prop( data[0], 'transition_duration' )
+
+ box = layout.box()
+ box.label( text='Flags' )
+ box.prop( data[0], 'flag_3d' )
+ if data[0].flag_3d: box.prop( data[0], 'flag_nodoppler' )
+
+ box.prop( data[0], 'flag_loop' )
+ box.prop( data[0], 'flag_auto' )
+
+ split = layout.split(factor=0.7)
+ c = split.column()
+ c.label( text='Filepath' )
+ c = split.column()
+ c.label( text='Chance (0.1s)' )
+
+ layout.prop( data[0], 'probability_curve' )
+
+ layout.template_list('SR_UL_AUDIO_LIST', 'Files', \
+ data[0], 'files', data[0], 'file_index', rows=5)
+
+ row = layout.row()
+ row.operator( 'skaterift.al_new_entry', text='Add' )
+ row.operator( 'skaterift.al_del_entry', text='Remove' )
+ #}
+#}
+
+class SR_OBJECT_ENT_MARKER(bpy.types.PropertyGroup):
+#{
+ alias: bpy.props.StringProperty()
+#}
+
+class SR_OBJECT_ENT_GLYPH(bpy.types.PropertyGroup):
+#{
+ mini: bpy.props.FloatVectorProperty(size=2)
+ maxi: bpy.props.FloatVectorProperty(size=2)
+ utf32: bpy.props.IntProperty()
+#}
+
+class SR_OBJECT_ENT_GLYPH_ENTRY(bpy.types.PropertyGroup):
+#{
+ bounds: bpy.props.FloatVectorProperty(size=4,subtype='NONE')
+ utf32: bpy.props.IntProperty()
+#}
+
+class SR_OBJECT_ENT_FONT_VARIANT(bpy.types.PropertyGroup):
+#{
+ mesh: bpy.props.PointerProperty(type=bpy.types.Object)
+ tipo: bpy.props.StringProperty()
+#}
+
+class SR_OBJECT_ENT_FONT(bpy.types.PropertyGroup):
+#{
+ variants: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_FONT_VARIANT)
+ glyphs: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_GLYPH_ENTRY)
+ alias: bpy.props.StringProperty()
+
+ glyphs_index: bpy.props.IntProperty()
+ variants_index: bpy.props.IntProperty()
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ layout.prop( data[0], 'alias' )
+
+ layout.label( text='Variants' )
+ layout.template_list('SR_UL_FONT_VARIANT_LIST', 'Variants', \
+ data[0], 'variants', data[0], 'variants_index',\
+ rows=5 )
+ row = layout.row()
+ row.operator( 'skaterift.fv_new_entry', text='Add' )
+ row.operator( 'skaterift.fv_del_entry', text='Remove' )
+
+ layout.label( text='ASCII Glyphs' )
+ layout.template_list('SR_UL_FONT_GLYPH_LIST', 'Glyphs', \
+ data[0], 'glyphs', data[0], 'glyphs_index', rows=5)
+
+ row = layout.row()
+ row.operator( 'skaterift.gl_new_entry', text='Add' )
+ row.operator( 'skaterift.gl_del_entry', text='Remove' )
+ row.operator( 'skaterift.gl_move_item', text='^' ).direction='UP'
+ row.operator( 'skaterift.gl_move_item', text='v' ).direction='DOWN'
+ #}
+#}
+
+class SR_OBJECT_ENT_TRAFFIC(bpy.types.PropertyGroup):
+#{
+ speed: bpy.props.FloatProperty(default=1.0)
+#}
+
+class SR_OBJECT_ENT_SKATESHOP(bpy.types.PropertyGroup):
+#{
+ tipo: bpy.props.EnumProperty( name='Type',
+ items=[('0','boards',''),
+ ('1','character','')] )
+ mark_rack: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Board Rack", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ mark_display: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Selected Board Display", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ mark_info: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Selected Board Info", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ cam: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Viewpoint", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_camera']))
+#}
+
+class SR_OBJECT_ENT_WORKSHOP_PREVIEW(bpy.types.PropertyGroup):
+#{
+ mark_display: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Board Display", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ mark_display1: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Board Display (other side)", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ cam: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Viewpoint", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_camera']))
+#}
+
+class SR_OBJECT_ENT_MENU_ITEM(bpy.types.PropertyGroup):
+#{
+ link0: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Link 0", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+ link1: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Link 1", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+ link2: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Link 2", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+ link3: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Link 3", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+
+ newloc: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="New location", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+ camera: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Camera", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_camera']))
+
+ slider_minloc: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Slider min", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ slider_maxloc: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Slider max", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_marker']))
+ slider_handle: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Slider handle", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+
+ checkmark: bpy.props.PointerProperty( \
+ type=bpy.types.Object, name="Checked", \
+ poll=lambda self,obj: sr_filter_ent_type(obj,['ent_menuitem']))
+
+ string: bpy.props.StringProperty( name="String" )
+ tipo: bpy.props.EnumProperty( name='Type',
+ items=[('0','visual',''),
+ ('1','event button',''),
+ ('2','page button',''),
+ ('3','toggle', ''),
+ ('4','slider',''),
+ ('5','page','')])
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ data = data[0]
+ box = layout.box()
+ box.prop( data, 'tipo' )
+
+ if data.tipo == '0':#{
+ return
+ #}
+ elif data.tipo == '1':#{
+ box.prop( data, 'string', text='Event' )
+ #}
+ elif data.tipo == '2':#{
+ box.prop( data, 'string', text='Page' )
+ box.prop( data, 'newloc' )
+ #}
+ elif data.tipo == '3':#{
+ box.prop( data, 'string', text='Data (i32)' )
+ box.prop( data, 'checkmark' )
+ #}
+ elif data.tipo == '4':#{
+ box.prop( data, 'string', text='Data (f32)' )
+ box.prop( data, 'slider_minloc' )
+ box.prop( data, 'slider_maxloc' )
+ box.prop( data, 'slider_handle' )
+ box = box.box()
+ box.label( text="Links" )
+ box.prop( data, 'link0', text='v0' )
+ box.prop( data, 'link1', text='v1' )
+ return
+ #}
+ elif data.tipo == '5':#{
+ box.prop( data, 'string', text='Page Name' )
+ box.prop( data, 'newloc', text='Entry Point' )
+ box.prop( data, 'camera', text='Viewpoint' )
+ return
+ #}
+
+ box = box.box()
+ box.label( text="Links" )
+ box.prop( data, 'link0' )
+ box.prop( data, 'link1' )
+ box.prop( data, 'link2' )
+ box.prop( data, 'link3' )
+ #}
+#}
+
+class SR_OBJECT_ENT_WORLD_INFO(bpy.types.PropertyGroup):
+#{
+ name: bpy.props.StringProperty(name="Name")
+ desc: bpy.props.StringProperty(name="Description")
+ author: bpy.props.StringProperty(name="Author")
+ timezone: bpy.props.FloatProperty(name="Timezone(hrs) (UTC0 +hrs)")
+#}
+
+class SR_OBJECT_PROPERTIES(bpy.types.PropertyGroup):
+#{
+ ent_gate: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_GATE)
+ ent_spawn: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_SPAWN)
+ ent_route: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_ROUTE)
+ ent_volume: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_VOLUME)
+ ent_audio: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_AUDIO)
+ ent_marker: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_MARKER)
+ ent_glyph: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_GLYPH)
+ ent_font: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_FONT)
+ ent_traffic: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_TRAFFIC)
+ ent_skateshop: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_SKATESHOP)
+ ent_swspreview: \
+ bpy.props.CollectionProperty(type=SR_OBJECT_ENT_WORKSHOP_PREVIEW)
+ ent_menuitem: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_MENU_ITEM)
+ ent_worldinfo: bpy.props.CollectionProperty(type=SR_OBJECT_ENT_WORLD_INFO)
+
+ ent_type: bpy.props.EnumProperty(
+ name="Type",
+ items=sr_entity_list,
+ update=sr_on_type_change
+ )
+#}
+
+class SR_MESH_PROPERTIES(bpy.types.PropertyGroup):
+#{
+ ent_gate: bpy.props.CollectionProperty(type=SR_MESH_ENT_GATE)
+#}
+
+class SR_LIGHT_PROPERTIES(bpy.types.PropertyGroup):
+#{
+ daytime: bpy.props.BoolProperty( name='Daytime' )
+#}
+
+class SR_BONE_PROPERTIES(bpy.types.PropertyGroup):
+#{
+ collider: bpy.props.EnumProperty( name='Collider Type',
+ items=[('0','none',''),
+ ('1','box',''),
+ ('2','capsule','')])
+
+ collider_min: bpy.props.FloatVectorProperty( name='Collider Min', size=3 )
+ collider_max: bpy.props.FloatVectorProperty( name='Collider Max', size=3 )
+
+ cone_constraint: bpy.props.BoolProperty( name='Cone constraint' )
+
+ conevx: bpy.props.FloatVectorProperty( name='vx' )
+ conevy: bpy.props.FloatVectorProperty( name='vy' )
+ coneva: bpy.props.FloatVectorProperty( name='va' )
+ conet: bpy.props.FloatProperty( name='t' )
+
+ @staticmethod
+ def sr_inspector( layout, data ):
+ #{
+ data = data[0]
+ box = layout.box()
+ box.prop( data, 'collider' )
+
+ if int(data.collider)>0:#{
+ row = box.row()
+ row.prop( data, 'collider_min' )
+ row = box.row()
+ row.prop( data, 'collider_max' )
+ #}
+
+ box = layout.box()
+ box.prop( data, 'cone_constraint' )
+ if data.cone_constraint:#{
+ row = box.row()
+ row.prop( data, 'conevx' )
+ row = box.row()
+ row.prop( data, 'conevy' )
+ row = box.row()
+ row.prop( data, 'coneva' )
+ box.prop( data, 'conet' )
+ #}
+ #}
+#}
+
+class SR_MATERIAL_PROPERTIES(bpy.types.PropertyGroup):
+#{
+ shader: bpy.props.EnumProperty(
+ name="Format",
+ items = [
+ ('standard',"standard",''),
+ ('standard_cutout', "standard_cutout", ''),
+ ('terrain_blend', "terrain_blend", ''),
+ ('vertex_blend', "vertex_blend", ''),
+ ('water',"water",''),
+ ('invisible','Invisible',''),
+ ('boundary','Boundary','')
+ ])
+
+ surface_prop: bpy.props.EnumProperty(
+ name="Surface Property",
+ items = [
+ ('0','concrete',''),
+ ('1','wood',''),
+ ('2','grass',''),
+ ('3','tiles',''),
+ ('4','metal','')
+ ])
+
+ collision: bpy.props.BoolProperty( \
+ name="Collisions Enabled",\
+ default=True,\
+ description = "Can the player collide with this material?"\
+ )
+ skate_surface: bpy.props.BoolProperty( \
+ name="Skate Target", \
+ default=True,\
+ description = "Should the game try to target this surface?" \
+ )
+ grind_surface: bpy.props.BoolProperty( \
+ name="Grindable", \
+ default=True,\
+ description = "Can you grind on this surface?" \
+ )
+ grow_grass: bpy.props.BoolProperty( \
+ name="Grow Grass", \
+ default=False,\
+ description = "Spawn grass sprites on this surface?" \
+ )
+ blend_offset: bpy.props.FloatVectorProperty( \
+ name="Blend Offset", \
+ size=2, \
+ default=Vector((0.5,0.0)),\
+ description="When surface is more than 45 degrees, add this vector " +\
+ "to the UVs" \
+ )
+ sand_colour: bpy.props.FloatVectorProperty( \
+ name="Sand Colour",\
+ subtype='COLOR',\
+ min=0.0,max=1.0,\
+ default=Vector((0.79,0.63,0.48)),\
+ description="Blend to this colour near the 0 coordinate on UP axis"\
+ )
+ shore_colour: bpy.props.FloatVectorProperty( \
+ name="Shore Colour",\
+ subtype='COLOR',\
+ min=0.0,max=1.0,\
+ default=Vector((0.03,0.32,0.61)),\
+ description="Water colour at the shoreline"\
+ )
+ ocean_colour: bpy.props.FloatVectorProperty( \
+ name="Ocean Colour",\
+ subtype='COLOR',\
+ min=0.0,max=1.0,\
+ default=Vector((0.0,0.006,0.03)),\
+ description="Water colour in the deep bits"\
+ )
+#}
+
+# ---------------------------------------------------------------------------- #
+# #
+# GUI section #
+# #
+# ---------------------------------------------------------------------------- #
+
+cv_view_draw_handler = None
+cv_view_shader = gpu.shader.from_builtin('3D_SMOOTH_COLOR')
+cv_view_verts = []
+cv_view_colours = []
+cv_view_course_i = 0
+
+# Draw axis alligned sphere at position with radius
+#
+def cv_draw_sphere( pos, radius, colour ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ ly = pos + Vector((0,0,radius))
+ lx = pos + Vector((0,radius,0))
+ lz = pos + Vector((0,0,radius))
+
+ pi = 3.14159265358979323846264
+
+ for i in range(16):#{
+ t = ((i+1.0) * 1.0/16.0) * pi * 2.0
+ s = math.sin(t)
+ c = math.cos(t)
+
+ py = pos + Vector((s*radius,0.0,c*radius))
+ px = pos + Vector((s*radius,c*radius,0.0))
+ pz = pos + Vector((0.0,s*radius,c*radius))
+
+ cv_view_verts += [ px, lx ]
+ cv_view_verts += [ py, ly ]
+ cv_view_verts += [ pz, lz ]
+
+ cv_view_colours += [ colour, colour, colour, colour, colour, colour ]
+
+ ly = py
+ lx = px
+ lz = pz
+ #}
+ cv_draw_lines()
+#}
+
+# Draw axis alligned sphere at position with radius
+#
+def cv_draw_halfsphere( pos, tx, ty, tz, radius, colour ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ ly = pos + tz*radius
+ lx = pos + ty*radius
+ lz = pos + tz*radius
+
+ pi = 3.14159265358979323846264
+
+ for i in range(16):#{
+ t = ((i+1.0) * 1.0/16.0) * pi
+ s = math.sin(t)
+ c = math.cos(t)
+
+ s1 = math.sin(t*2.0)
+ c1 = math.cos(t*2.0)
+
+ py = pos + s*tx*radius + c *tz*radius
+ px = pos + s*tx*radius + c *ty*radius
+ pz = pos + s1*ty*radius + c1*tz*radius
+
+ cv_view_verts += [ px, lx ]
+ cv_view_verts += [ py, ly ]
+ cv_view_verts += [ pz, lz ]
+
+ cv_view_colours += [ colour, colour, colour, colour, colour, colour ]
+
+ ly = py
+ lx = px
+ lz = pz
+ #}
+ cv_draw_lines()
+#}
+
+# Draw transformed -1 -> 1 cube
+#
+def cv_draw_ucube( transform, colour, s=Vector((1,1,1)), o=Vector((0,0,0)) ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ a = o + -1.0 * s
+ b = o + 1.0 * s
+
+ vs = [None]*8
+ vs[0] = transform @ Vector((a[0], a[1], a[2]))
+ vs[1] = transform @ Vector((a[0], b[1], a[2]))
+ vs[2] = transform @ Vector((b[0], b[1], a[2]))
+ vs[3] = transform @ Vector((b[0], a[1], a[2]))
+ vs[4] = transform @ Vector((a[0], a[1], b[2]))
+ vs[5] = transform @ Vector((a[0], b[1], b[2]))
+ vs[6] = transform @ Vector((b[0], b[1], b[2]))
+ vs[7] = transform @ Vector((b[0], a[1], b[2]))
+
+ indices = [(0,1),(1,2),(2,3),(3,0),(4,5),(5,6),(6,7),(7,4),\
+ (0,4),(1,5),(2,6),(3,7)]
+
+ for l in indices:#{
+ v0 = vs[l[0]]
+ v1 = vs[l[1]]
+ cv_view_verts += [(v0[0],v0[1],v0[2])]
+ cv_view_verts += [(v1[0],v1[1],v1[2])]
+ cv_view_colours += [colour, colour]
+ #}
+ cv_draw_lines()
+#}
+
+# Draw line with colour
+#
+def cv_draw_line( p0, p1, colour ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ cv_view_verts += [p0,p1]
+ cv_view_colours += [colour, colour]
+ cv_draw_lines()
+#}
+
+# Draw line with colour(s)
+#
+def cv_draw_line2( p0, p1, c0, c1 ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ cv_view_verts += [p0,p1]
+ cv_view_colours += [c0,c1]
+ cv_draw_lines()
+#}
+
+#
+#
+def cv_tangent_basis( n, tx, ty ):
+#{
+ if abs( n[0] ) >= 0.57735027:#{
+ tx[0] = n[1]
+ tx[1] = -n[0]
+ tx[2] = 0.0
+ #}
+ else:#{
+ tx[0] = 0.0
+ tx[1] = n[2]
+ tx[2] = -n[1]
+ #}
+
+ tx.normalize()
+ _ty = n.cross( tx )
+
+ ty[0] = _ty[0]
+ ty[1] = _ty[1]
+ ty[2] = _ty[2]
+#}
+
+# Draw coloured arrow
+#
+def cv_draw_arrow( p0, p1, c0, size=0.15 ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ n = p1-p0
+ midpt = p0 + n*0.5
+ n.normalize()
+
+ tx = Vector((1,0,0))
+ ty = Vector((1,0,0))
+ cv_tangent_basis( n, tx, ty )
+
+ cv_view_verts += [p0,p1, midpt+(tx-n)*size,midpt, midpt+(-tx-n)*size,midpt ]
+ cv_view_colours += [c0,c0,c0,c0,c0,c0]
+ #cv_draw_lines()
+#}
+
+def cv_draw_line_dotted( p0, p1, c0, dots=10 ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ for i in range(dots):#{
+ t0 = i/dots
+ t1 = (i+0.25)/dots
+
+ p2 = p0*(1.0-t0)+p1*t0
+ p3 = p0*(1.0-t1)+p1*t1
+
+ cv_view_verts += [p2,p3]
+ cv_view_colours += [c0,c0]
+ #}
+ #cv_draw_lines()
+#}
+
+# Drawhandles of a bezier control point
+#
+def cv_draw_bhandle( obj, direction, colour ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ p0 = obj.location
+ h0 = obj.matrix_world @ Vector((0,direction,0))
+
+ cv_view_verts += [p0]
+ cv_view_verts += [h0]
+ cv_view_colours += [colour,colour]
+ cv_draw_lines()
+#}
+
+# Draw a bezier curve (at fixed resolution 10)
+#
+def cv_draw_bezier( p0,h0,p1,h1,c0,c1 ):
+#{
+ global cv_view_verts, cv_view_colours
+
+ last = p0
+ for i in range(10):#{
+ t = (i+1)/10
+ a0 = 1-t
+
+ tt = t*t
+ ttt = tt*t
+ p=ttt*p1+(3*tt-3*ttt)*h1+(3*ttt-6*tt+3*t)*h0+(3*tt-ttt-3*t+1)*p0
+
+ cv_view_verts += [(last[0],last[1],last[2])]
+ cv_view_verts += [(p[0],p[1],p[2])]
+ cv_view_colours += [c0*a0+c1*(1-a0),c0*a0+c1*(1-a0)]
+
+ last = p
+ #}
+ cv_draw_lines()
+#}
+
+# I think this one extends the handles of the bezier otwards......
+#
+def cv_draw_sbpath( o0,o1,c0,c1,s0,s1 ):
+#{
+ global cv_view_course_i
+
+ offs = ((cv_view_course_i % 2)*2-1) * cv_view_course_i * 0.02
+
+ p0 = o0.matrix_world @ Vector((offs, 0,0))
+ h0 = o0.matrix_world @ Vector((offs, s0,0))
+ p1 = o1.matrix_world @ Vector((offs, 0,0))
+ h1 = o1.matrix_world @ Vector((offs,-s1,0))
+
+ cv_draw_bezier( p0,h0,p1,h1,c0,c1 )
+ cv_draw_lines()
+#}
+
+# Flush the lines buffers. This is called often because god help you if you want
+# to do fixed, fast buffers in this catastrophic programming language.
+#
+def cv_draw_lines():
+#{
+ global cv_view_shader, cv_view_verts, cv_view_colours
+
+ if len(cv_view_verts) < 2:
+ return
+
+ lines = batch_for_shader(\
+ cv_view_shader, 'LINES', \
+ { "pos":cv_view_verts, "color":cv_view_colours })
+
+ lines.draw( cv_view_shader )
+
+ cv_view_verts = []
+ cv_view_colours = []
+#}
+
+# I dont remember what this does exactly
+#
+def cv_draw_bpath( o0,o1,c0,c1 ):
+#{
+ cv_draw_sbpath( o0,o1,c0,c1,1.0,1.0 )
+#}
+
+# Semi circle to show the limit. and some lines
+#
+def draw_limit( obj, center, major, minor, amin, amax, colour ):
+#{
+ global cv_view_verts, cv_view_colours
+ f = 0.05
+ ay = major*f
+ ax = minor*f
+
+ for x in range(16):#{
+ t0 = x/16
+ t1 = (x+1)/16
+ a0 = amin*(1.0-t0)+amax*t0
+ a1 = amin*(1.0-t1)+amax*t1
+
+ p0 = center + major*f*math.cos(a0) + minor*f*math.sin(a0)
+ p1 = center + major*f*math.cos(a1) + minor*f*math.sin(a1)
+
+ p0=obj.matrix_world @ p0
+ p1=obj.matrix_world @ p1
+ cv_view_verts += [p0,p1]
+ cv_view_colours += [colour,colour]
+
+ if x == 0:#{
+ cv_view_verts += [p0,center]
+ cv_view_colours += [colour,colour]
+ #}
+ if x == 15:#{
+ cv_view_verts += [p1,center]
+ cv_view_colours += [colour,colour]
+ #}
+ #}