self._mesh = m
self.verts = [Vertex(v) for v in m.verts]
self.faces = [Face(f) for f in m.faces]
+ self.materials = m.materials[:]
for f in self.faces:
for i in range(len(f.verts)):
return getattr(self._mesh, attr)
def splice(self, other):
+ material_map = []
+ for m in other.materials:
+ if m in self.materials:
+ material_map.append(self.materials.index(m))
+ else:
+ material_map.append(len(self.materials))
+ self.materials.append(m)
+
offset = len(self.verts)
for v in other.verts:
v.index += offset
offset = len(self.faces)
for f in other.faces:
f.index += offset
+ f.mat = material_map[f.mat]
self.faces.append(f)
for e in other.edges.itervalues():
self.edges[e.key] = e
self.lines += other.lines
+
+ def generate_material_uv(self):
+ for f in self.faces:
+ f.uv = ([(f.mat+0.5)/len(self.materials), 0.5],)*len(f.verts)
+ self.faceUV = True
def split_vertices(self, find_group_func, debug):
groups = []
return hits
-class Exporter:
+class OutFile:
def __init__(self, fn):
- self.filename = fn
if fn==None:
- self.out_file = sys.stdout
+ self.file = sys.stdout
else:
- self.out_file = file(fn, "w")
+ self.file = open(fn, "w")
+ self.indent = 0
+
+ def make(self, kwd, *params):
+ pstr = ""
+ for p in params:
+ if type(p)==float:
+ pstr += " %.6g"%p
+ else:
+ pstr += " %s"%p
+ return "%s%s"%(kwd, pstr)
+
+ def write(self, kwd, *params):
+ self.file.write("%s%s;\n"%('\t'*self.indent, self.make(kwd, *params)))
+
+ def begin(self, kwd, *params):
+ i = '\t'*self.indent
+ self.file.write("%s%s\n%s{\n"%(i, self.make(kwd, *params), i))
+ self.indent += 1
+
+ def end(self):
+ self.indent -= 1
+ self.file.write("%s};\n"%('\t'*self.indent))
+
+
+class Exporter:
+ def __init__(self, fn):
+ self.out_file = OutFile(fn)
self.use_strips = True
self.use_degen_tris = True
self.max_strip_len = 1024
self.export_lines = True
self.tbn_vecs = False
self.compound = False
+ self.object = False
+ self.material_tex = False
self.debug = False
self.strip_debug = False
self.split_debug = False
mesh.getFromObject(objs[0])
mesh = Mesh(mesh)
if self.compound:
+ # Must keep a ref to each Blender mesh
bmeshes = []
for o in objs[1:]:
bmesh = Blender.Mesh.New("export_tmp")
mesh.compute_normals()
+ if self.material_tex:
+ mesh.generate_material_uv()
+
if mesh.faceUV:
mesh.split_uv(self.split_debug)
if self.debug:
if self.use_strips:
strips, loose = self.stripify(mesh)
- self.out_file.write("vertices NORMAL3")
+ if self.object:
+ self.out_file.begin("mesh")
+
+ fmt = "NORMAL3"
if mesh.faceUV:
- self.out_file.write("_TEXCOORD2")
+ fmt += "_TEXCOORD2"
if self.tbn_vecs:
- self.out_file.write("_ATTRIB33_ATTRIB34")
- self.out_file.write("_VERTEX3\n{\n")
+ fmt += "_ATTRIB33_ATTRIB34"
+ fmt += "_VERTEX3"
+ self.out_file.begin("vertices", fmt)
norm = None
uv = None
tan = None
bino = None
for v in mesh.verts:
if v.no!=norm:
- self.out_file.write("\tnormal3 %f %f %f;\n"%tuple(v.no))
+ self.out_file.write("normal3", *v.no)
norm = v.no
if v.uv!=uv:
- self.out_file.write("\ttexcoord2 %f %f;\n"%tuple(v.uv))
+ self.out_file.write("texcoord2", *v.uv)
uv = v.uv
if v.tan!=tan:
- self.out_file.write("\tattrib3 3 %f %f %f;\n"%tuple(v.tan))
+ self.out_file.write("attrib3", 3, *v.tan)
tan = v.tan
if v.bino!=bino:
- self.out_file.write("\tattrib3 4 %f %f %f;\n"%tuple(v.bino))
+ self.out_file.write("attrib3", 4, *v.bino)
bino = v.bino
- self.out_file.write("\tvertex3 %f %f %f;\n"%tuple(v.co))
- self.out_file.write("};\n")
+ self.out_file.write("vertex3", *v.co)
+ self.out_file.end()
for s in strips:
- self.out_file.write("batch TRIANGLE_STRIP\n{\n\tindices")
+ self.out_file.begin("batch", "TRIANGLE_STRIP")
+ indices = []
n = 0
for v in s:
- self.out_file.write(" %u"%v.index)
- n += 1;
- if n%32==0:
- self.out_file.write(";\n\tindices")
- self.out_file.write(";\n};\n")
-
- first = True
- for f in loose:
- if first:
- self.out_file.write("batch TRIANGLES\n{\n")
- first = False
- for i in range(2, len(f.verts)):
- self.out_file.write("\tindices %u %u %u;\n"%(f.verts[0].index, f.verts[i-1].index, f.verts[i].index))
- if not first:
- self.out_file.write("};\n")
+ indices.append(v.index)
+ if len(indices)>=32:
+ self.out_file.write("indices", *indices)
+ indices = []
+ if indices:
+ self.out_file.write("indices", *indices)
+ self.out_file.end()
+
+ if loose:
+ self.out_file.begin("batch", "TRIANGLES")
+ for f in loose:
+ for i in range(2, len(f.verts)):
+ self.out_file.write("indices", f.verts[0].index, f.verts[i-1].index, f.verts[i].index)
+ self.out_file.end()
if self.export_lines and mesh.lines:
- self.out_file.write("batch LINES\n{\n")
+ self.out_file.write("batch", "LINES")
for l in mesh.lines:
- self.out_file.write("\tindices %u %u;\n"%(l.verts[0].index, l.verts[1].index))
- self.out_file.write("};\n")
+ self.out_file.write("indices", l.verts[0].index, l.verts[1].index)
+ self.out_file.end()
+
+ if self.object:
+ self.out_file.end()
+ self.out_file.begin("technique")
+ self.out_file.begin("pass", '""')
+ if self.material_tex:
+ self.out_file.begin("material")
+ self.out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0)
+ self.out_file.end()
+ self.out_file.begin("texunit", 0)
+ self.out_file.begin("texture2d")
+ self.out_file.write("min_filter", "NEAREST")
+ self.out_file.write("mag_filter", "NEAREST")
+ self.out_file.write("storage", "RGB", len(mesh.materials), 1, 0)
+ texdata = '"'
+ for m in mesh.materials:
+ texdata += "\\x%02X\\x%02X\\x%02X"%(int(m.R*255), int(m.G*255), int(m.B*255))
+ texdata += '"'
+ self.out_file.write("raw_data", texdata)
+ self.out_file.end()
+ self.out_file.end()
+ elif mesh.materials:
+ m = mesh.materials[0]
+ self.out_file.begin("material")
+ self.out_file.write("diffuse", m.R, m.G, m.B, 1.0)
+ self.out_file.write("ambient", m.R*m.amb, m.G*m.amb, m.B*m.amb, 1.0)
+ self.out_file.write("specular", m.specR, m.specG, m.specB, 1.0)
+ self.out_file.end()
+ self.out_file.end()
+ self.out_file.end()
class FrontEnd:
self.export_lines = Blender.Draw.Create(self.config.get('export_lines', False))
self.tbn_vecs = Blender.Draw.Create(self.config.get('tbn_vecs', False))
self.compound = Blender.Draw.Create(self.config.get('compound', False))
+ self.object = Blender.Draw.Create(self.config.get('object', False))
+ self.material_tex = Blender.Draw.Create(self.config.get('material_tex', False))
self.debug = Blender.Draw.Create(self.config.get('debug', False))
self.strip_debug = Blender.Draw.Create(self.config.get('strip_debug', False))
self.split_debug = Blender.Draw.Create(self.config.get('split_debug', False))
("Export lines", self.export_lines, "Export lone edges as lines"),
("Compute T/B vecs", self.tbn_vecs, "Compute tangent/binormal vectors for bumpmapping"),
("Compound", self.compound, "Create a compound mesh of all selected objects"),
+ ("Object", self.object, "Export as an object"),
+ ("Material texture", self.material_tex, "Create a texture from material data"),
("Debugging options"),
("Debug", self.debug),
("Debug strips", self.strip_debug),
if ret:
dirname = self.temp_config.get("dirname", Blender.sys.dirname(Blender.Get("filename")))
obj = Blender.Object.GetSelected()[0]
- Blender.Window.FileSelector(self.export, "Export MSP GL mesh", "%s/%s.mesh"%(dirname, obj.name))
+ ext = "mesh"
+ if self.object.val:
+ ext = "object"
+ Blender.Window.FileSelector(self.export, "Export MSP GL mesh", "%s/%s.%s"%(dirname, obj.name, ext))
def draw(self):
pass
self.config['export_lines'] = self.export_lines.val
self.config['tbn_vecs'] = self.tbn_vecs.val
self.config['compound'] = self.compound.val
+ self.config['object'] = self.object.val
+ self.config['material_tex'] = self.material_tex.val
self.config['debug'] = self.debug.val
self.config['strip_debug'] = self.strip_debug.val
self.config['split_debug'] = self.split_debug.val
exp.export_lines = self.export_lines.val
exp.tbn_vecs = self.tbn_vecs.val
exp.compound = self.compound.val
+ exp.object = self.object.val
+ exp.material_tex = self.material_tex.val
exp.debug = self.debug.val
exp.strip_debug = self.strip_debug.val
exp.split_debug = self.split_debug.val