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BlenderCOL/BlenderCOL.py
2018-05-12 00:32:51 +01:00

318 lines
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10 KiB
Python

bl_info = {
"name": "Export COL for Super Mario Sunshine",
"author": "Blank",
"version": (1, 0, 0),
"blender": (2, 71, 0),
"location": "File > Export > Collision (.col)",
"description": "This script allows you do export col files directly from blender. Based on Blank's obj2col",
"warning": "Might break, doing this mostly for my own convinience",
"category": "Import-Export"
}
import bpy
import bmesh
from btypes.big_endian import *
from bpy.types import PropertyGroup, Panel, Scene, Operator
from bpy.utils import register_class, unregister_class
from bpy_extras.io_utils import ExportHelper
from bpy.props import (BoolProperty,
FloatProperty,
StringProperty,
EnumProperty,
IntProperty,
PointerProperty,
)
class Header(Struct):
vertex_count = uint32
vertex_offset = uint32
group_count = uint32
group_offset = uint32
class Vertex(Struct):
x = float32
y = float32
z = float32
def __init__(self,x,y,z):
self.x = x
self.y = y
self.z = z
class Group(Struct):
unknown0 = uint8 # 0,1,2,4,6,7,8,64,128,129,132,135,160,192, bitfield?
unknown1 = uint8 # 0-12
triangle_count = uint16
__padding__ = Padding(1,b'\x00')
has_unknown4 = bool8
__padding__ = Padding(2)
vertex_index_offset = uint32
unknown2_offset = uint32 # 0-18,20,21,23,24,27-31
unknown3_offset = uint32 # 0-27
unknown4_offset = uint32 # 0,1,2,3,4,8,255,6000,7500,7800,8000,8400,9000,10000,10300,12000,14000,17000,19000,20000,21000,22000,27500,30300
class Triangle:
def __init__(self):
self.vertex_indices = None
self.unknown0 = 128
self.unknown1 = 0
self.unknown2 = 0
self.unknown3 = 0
self.unknown4 = None
@property
def has_unknown4(self):
return self.unknown4 is not None
def pack(stream,vertices,triangles): #pack triangles into col file
groups = []
for triangle in triangles:
for group in groups: #for each triangle add to appropriate group
if triangle.unknown0 != group.unknown0: continue #break out of loop to next cycle
if triangle.unknown1 != group.unknown1: continue
if triangle.has_unknown4 != group.has_unknown4: continue
group.triangles.append(triangle)
break
else: #if no group has been found
group = Group() #create a new group
group.unknown0 = triangle.unknown0
group.unknown1 = triangle.unknown1
group.has_unknown4 = triangle.has_unknown4
group.triangles = [triangle]
groups.append(group) #add to list of groups
header = Header()
header.vertex_count = len(vertices)
header.vertex_offset = Header.sizeof() + Group.sizeof()*len(groups)
header.group_count = len(groups)
header.group_offset = Header.sizeof()
Header.pack(stream,header)
stream.write(b'\x00'*Group.sizeof()*len(groups))
for vertex in vertices:
Vertex.pack(stream,vertex)
for group in groups:
group.triangle_count = len(group.triangles)
group.vertex_index_offset = stream.tell()
for triangle in group.triangles:
uint16.pack(stream,triangle.vertex_indices[0])
uint16.pack(stream,triangle.vertex_indices[1])
uint16.pack(stream,triangle.vertex_indices[2])
for group in groups:
group.unknown2_offset = stream.tell()
for triangle in group.triangles:
uint8.pack(stream,triangle.unknown2)
for group in groups:
group.unknown3_offset = stream.tell()
for triangle in group.triangles:
uint8.pack(stream,triangle.unknown3)
for group in groups:
if not group.has_unknown4:
group.unknown4_offset = 0
else:
group.unknown4_offset = stream.tell()
for triangle in group.triangles:
uint16.pack(stream,triangle.unknown4)
stream.seek(header.group_offset)
for group in groups:
Group.pack(stream,group)
def unpack(stream):
header = Header.unpack(stream)
stream.seek(header.group_offset)
groups = [Group.unpack(stream) for _ in range(header.group_count)]
stream.seek(header.vertex_offset)
vertices = [Vertex.unpack(stream) for _ in range(header.vertex_count)]
for group in groups:
group.triangles = [Triangle() for _ in range(group.triangle_count)]
for triangle in group.triangles:
triangle.unknown0 = group.unknown0
triangle.unknown1 = group.unknown1
for group in groups:
stream.seek(group.vertex_index_offset)
for triangle in group.triangles:
triangle.vertex_indices = [uint16.unpack(stream) for _ in range(3)]
for group in groups:
stream.seek(group.unknown2_offset)
for triangle in group.triangles:
triangle.unknown2 = uint8.unpack(stream)
for group in groups:
stream.seek(group.unknown3_offset)
for triangle in group.triangles:
triangle.unknown3 = uint8.unpack(stream)
for group in groups:
if not group.has_unknown4: continue
stream.seek(group.unknown4_offset)
for triangle in group.triangles:
triangle.unknown4 = uint16.unpack(stream)
triangles = sum((group.triangles for group in groups),[])
return vertices,triangles
class ExportCOL(Operator, ExportHelper):
"""Save a COL file"""
bl_idname = "export_mesh.col"
bl_label = "Export COL"
filter_glob = StringProperty(
default="*.col",
options={'HIDDEN'},
)
check_extension = True
filename_ext = ".col"
#To do: add material presets
def execute(self, context): # execute() is called by blender when running the operator.
VertexList = []
Triangles = []
bm = bmesh.new()
for Obj in bpy.context.scene.objects: #join all objects
MyMesh = Obj.to_mesh(context.scene, True, 'PREVIEW')#make a copy of the object we can modify freely
bm.from_mesh(MyMesh)
bmesh.ops.triangulate(bm, faces=bm.faces[:], quad_method=0, ngon_method=0) #triangulate bmesh
#triangulate_mesh(Mesh)
Mesh = bpy.data.meshes.new( "newMesh" )
bm.to_mesh(Mesh)
for Vert in Mesh.vertices:
VertexList.append(Vertex(Vert.co.x,Vert.co.z,-Vert.co.y)) #add in verts, make sure y is up
for Face in Mesh.polygons:
MyTriangle = Triangle()
MyTriangle.vertex_indices = [Face.vertices[0],Face.vertices[1],Face.vertices[2]] #add three vertex indicies
Triangles.append(MyTriangle) #add triangles
ColStream = open(self.filepath,'wb')
pack(ColStream,VertexList,Triangles)
bpy.data.meshes.remove(Mesh) #delete mesh
return {'FINISHED'} # this lets blender know the operator finished successfully.
def HasU4Update(self, context):
column2.enabled = bpy.context.scene.ColEditor.HasU4
return
class CollisionProperties(PropertyGroup): #This defines the UI elements
U0 = IntProperty(name = "Unknown 0",default=0, min=0, max=255)
U1 = IntProperty(name = "Unknown 1",default=0, min=0, max=255)
U2 = IntProperty(name = "Unknown 2",default=0, min=0, max=255)
U3 = IntProperty(name = "Unknown 3",default=0, min=0, max=255)
HasU4 = BoolProperty(name="Has Unknown 4", default=False)
U4 = IntProperty(name = "Unknown 4",default=0, min=0, max=65535)
class CollisionPanel(Panel): #This panel houses the UI elements defined in the CollisionProperties
bl_label = "Edit Values"
bl_space_type = "PROPERTIES"
bl_region_type = "WINDOW"
bl_context = "object"
def draw(self, context):
self.layout.operator("init.colvalues", text='Initialise values')
column1 = self.layout.column(align = True)
column1.prop(bpy.context.scene.ColEditor, "U0")
column1.prop(bpy.context.scene.ColEditor, "U1")
column1.prop(bpy.context.scene.ColEditor, "U2")
column1.prop(bpy.context.scene.ColEditor, "U3")
column1.prop(bpy.context.scene.ColEditor, "HasU4")
column2 = self.layout.column(align = True)
column2.prop(bpy.context.scene.ColEditor, "U4")
column2.enabled = bpy.context.scene.ColEditor.HasU4
class OBJECT_OT_InitialValues(Operator):
"""Initialise the collision values"""
bl_idname = "init.colvalues"
bl_label = "InitialValues"
def execute(self, context):
print("Hello World")
return{'FINISHED'}
class ChangeValuesOfSelection(Operator):
"""Sets collision values of selection"""
bl_idname = "change.colvalues"
bl_label = "ChValueSelection"
ValueToChange = bpy.props.StringProperty() #This is passed in as a parameter
def execute(self, context):
obj = bpy.context.scene.objects.active
bm = bmesh.new()
bm.from_edit_mesh(obj.data)
selected_faces = [f for f in bm.faces if f.select]
#create custom data layers
my_id = bm.faces.layers.int.new(self.ValueToChange)
#get the custom data layer by its name
my_id = bm.faces.layers.int[self.ValueToChange]
ValueToSet = 0
if self.ValueToChange == "Unknown0":
ValueToSet = bpy.context.scene.ColEditor.U0
elif self.ValueToChange == "Unknown1":
ValueToSet = bpy.context.scene.ColEditor.U1
elif self.ValueToChange == "Unknown2":
ValueToSet = bpy.context.scene.ColEditor.U2
elif self.ValueToChange == "Unknown3":
ValueToSet = bpy.context.scene.ColEditor.U3
elif self.ValueToChange == "HasUnknown4":
ValueToSet = 1 if bpy.context.scene.ColEditor.HasU4 else 0
for face in selected_faces:
face[my_id] = ValueToSet
bm.to_mesh(obj.data)
return{'FINISHED'}
classes = (ExportCOL, CollisionPanel,OBJECT_OT_InitialValues,CollisionProperties) #list of classes to register/unregister
def register():
for i in classes:
register_class(i)
Scene.ColEditor = PointerProperty(type=CollisionProperties) #store in the scene
bpy.types.INFO_MT_file_export.append(menu_func)
def menu_func(self, context):
self.layout.operator(ExportCOL.bl_idname, text="Collision (.col)")
def unregister():
for i in classes:
unregister_class(i)
bpy.types.INFO_MT_file_export.remove(menu_func)
# This allows you to run the script directly from blenders text editor
# to test the addon without having to install it.
if __name__ == "__main__":
register()