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Diffstat (limited to 'release/scripts/nendo_import.py')
| -rw-r--r-- | release/scripts/nendo_import.py | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/release/scripts/nendo_import.py b/release/scripts/nendo_import.py new file mode 100644 index 00000000000..d14d99d87ab --- /dev/null +++ b/release/scripts/nendo_import.py @@ -0,0 +1,205 @@ +#!BPY + +""" +Name: 'Nendo...' +Blender: 232 +Group: 'Import' +Tooltip: 'Import Nendo Object File Format (*.ndo)' +""" + +# +---------------------------------------------------------+ +# | Copyright (c) 2001 Anthony D'Agostino | +# | http://www.redrival.com/scorpius | +# | scorpius@netzero.com | +# | September 25, 2001 | +# | Released under the Blender Artistic Licence (BAL) | +# | Import Export Suite v0.5 | +# +---------------------------------------------------------+ +# | Read and write Nendo File Format (*.nendo) | +# +---------------------------------------------------------+ + +import Blender, mod_meshtools +import struct, time, sys, os + +# ============================= +# === Read Nendo 1.x Format === +# ============================= +def read(filename): + start = time.clock() + file = open(filename, "rb") + version, numobjs = read_header(file) + + for object in range(numobjs): + good, = struct.unpack(">B", file.read(1)) + if not good: continue # an empty object + objname = read_object_flags(file) + edge_table = read_edge_table(file, version) + face_table = read_face_table(file) + vert_table = read_vert_table(file) + uv = read_uv(file) + verts = make_verts(vert_table) + faces = make_faces(edge_table) + mod_meshtools.create_mesh(verts, faces, objname) + + Blender.Window.DrawProgressBar(1.0, "Done") # clear progressbar + file.close() + end = time.clock() + seconds = " in %.2f %s" % (end-start, "seconds") + message = "Successfully imported " + os.path.basename(filename) + seconds + message += " (%s)" % version.title() + mod_meshtools.print_boxed(message) + +# ======================= +# === Read The Header === +# ======================= +def read_header(file): + version, = struct.unpack(">9s", file.read(9)) + misc, = struct.unpack(">H", file.read(2)) + numobjs, = struct.unpack(">B", file.read(1)) + if (version != "nendo 1.0") and (version != "nendo 1.1"): + mod_meshtools.print_boxed(file.name, "is not a Nendo file") + return + return version, numobjs + +# ========================= +# === Read Object Flags === +# ========================= +def read_object_flags(file): + namelen, = struct.unpack(">H", file.read(2)) + objname = file.read(namelen) + visible, = struct.unpack(">B", file.read(1)) + sensity, = struct.unpack(">B", file.read(1)) + other, = struct.unpack(">H", file.read(2)) # or 2 more flags? + misc = struct.unpack(">18f", file.read(72)) + return objname + +# ======================= +# === Read Edge Table === +# ======================= +def read_edge_table(file, version): + numedges, = struct.unpack(">H", file.read(2)) + edge_table = {} + for i in range(numedges): + if not i%100 and mod_meshtools.show_progress: + Blender.Window.DrawProgressBar(float(i)/numedges, "Reading Edge Table") + edge = struct.unpack(">8H", file.read(16)) + if version == "nendo 1.1": + hard, = struct.unpack(">B", file.read(1)) # edge hardness flag + color = struct.unpack(">8B", file.read(8)) + edge_table[i] = edge + return edge_table + +# ======================= +# === Read Face Table === +# ======================= +def read_face_table(file): + numfaces, = struct.unpack(">H", file.read(2)) + face_table = {} + for i in range(numfaces): + if not i%100 and mod_meshtools.show_progress: + Blender.Window.DrawProgressBar(float(i)/numfaces, "Reading Face Table") + face_table[i] = struct.unpack(">H", file.read(2))[0] + return face_table + +# ======================= +# === Read Vert Table === +# ======================= +def read_vert_table(file): + numverts, = struct.unpack(">H", file.read(2)) + vert_table = [] + for i in range(numverts): + if not i%100 and mod_meshtools.show_progress: + Blender.Window.DrawProgressBar(float(i)/numverts, "Reading Vertex Table") + w, x, y, z = struct.unpack(">H3f", file.read(14)) + vert_table.append((w,(x, y, z))) + return vert_table + +# ==================== +# === Read Texture === +# ==================== +def read_uv(file): + numuvs, = struct.unpack(">H", file.read(2)) + uvlist = struct.unpack(">"+`numuvs`+"H", file.read(numuvs*2)) + numfacesT, = struct.unpack(">H", file.read(2)) + facesT = struct.unpack(">"+`numfacesT`+"H", file.read(numfacesT*2)) + textureflag, = struct.unpack(">B", file.read(1)) + if textureflag: + xres, yres = struct.unpack(">2H", file.read(4)) + print "%ix%i" % (xres, yres) + pixel = 0 + while pixel < (xres*yres): + if not pixel%100 and mod_meshtools.show_progress: + Blender.Window.DrawProgressBar(float(pixel)/xres*yres, "Reading Texture") + count, = struct.unpack(">B", file.read(1)) + rgb = file.read(3) + pixel = pixel+count + return numuvs + +# ================== +# === Make Verts === +# ================== +def make_verts(vert_table): + matrix = [ # Rotate 90*x and Scale 0.1 + [0.1, 0.0, 0.0, 0.0], + [0.0, 0.0, 0.1, 0.0], + [0.0,-0.1, 0.0, 0.0], + [0.0, 0.0, 0.0, 1.0]] + verts = [] + for i in range(len(vert_table)): + vertex = vert_table[i][1] + vertex = mod_meshtools.apply_transform(vertex, matrix) + verts.append(vertex) + return verts + +# ======================= +# === Make Face Table === +# ======================= +def make_face_table(edge_table): # For Nendo + face_table = {} + for i in range(len(edge_table)): + Lf = edge_table[i][2] + Rf = edge_table[i][3] + face_table[Lf] = i + face_table[Rf] = i + return face_table + +# ======================= +# === Make Vert Table === +# ======================= +def make_vert_table(edge_table): # For Nendo + vert_table = {} + for i in range(len(edge_table)): + Sv = edge_table[i][1] + Ev = edge_table[i][0] + vert_table[Sv] = i + vert_table[Ev] = i + return vert_table + +# ================== +# === Make Faces === +# ================== +def make_faces(edge_table): # For Nendo + face_table = make_face_table(edge_table) + faces=[] + #for i in range(len(face_table)): + for i in face_table.keys(): # avoids a whole class of errors + face_verts = [] + current_edge = face_table[i] + while(1): + if i == edge_table[current_edge][3]: + next_edge = edge_table[current_edge][5] # Right successor edge + next_vert = edge_table[current_edge][1] + else: + next_edge = edge_table[current_edge][4] # Left successor edge + next_vert = edge_table[current_edge][0] + face_verts.append(next_vert) + current_edge = next_edge + if current_edge == face_table[i]: break + face_verts.reverse() # Flip all face normals + faces.append(face_verts) + return faces + +def fs_callback(filename): + read(filename) + +Blender.Window.FileSelector(fs_callback, "Nendo Import") |