diff options
author | sanine <sanine.not@pm.me> | 2022-04-16 11:55:54 -0500 |
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committer | sanine <sanine.not@pm.me> | 2022-04-16 11:55:54 -0500 |
commit | 8fb7916a0d0cb007a4c3a4e6a31af58765268ca3 (patch) | |
tree | 52b5524a94a5b04e17a1fd7f8aca988ab6d0c75f /src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py | |
parent | db81b925d776103326128bf629cbdda576a223e7 (diff) |
delete src/mesh/assimp-master
Diffstat (limited to 'src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py')
-rw-r--r-- | src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py | 299 |
1 files changed, 0 insertions, 299 deletions
diff --git a/src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py b/src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py deleted file mode 100644 index 56e1b98..0000000 --- a/src/mesh/assimp-master/scripts/BlenderImporter/genblenddna.py +++ /dev/null @@ -1,299 +0,0 @@ -#!/usr/bin/env python3 -# -*- Coding: UTF-8 -*- - -# --------------------------------------------------------------------------- -# Open Asset Import Library (ASSIMP) -# --------------------------------------------------------------------------- -# -# Copyright (c) 2006-2020, ASSIMP Development Team -# -# All rights reserved. -# -# Redistribution and use of this software in source and binary forms, -# with or without modification, are permitted provided that the following -# conditions are met: -# -# * Redistributions of source code must retain the above -# copyright notice, this list of conditions and the -# following disclaimer. -# -# * Redistributions in binary form must reproduce the above -# copyright notice, this list of conditions and the -# following disclaimer in the documentation and/or other -# materials provided with the distribution. -# -# * Neither the name of the ASSIMP team, nor the names of its -# contributors may be used to endorse or promote products -# derived from this software without specific prior -# written permission of the ASSIMP Development Team. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# --------------------------------------------------------------------------- - -"""Generate BlenderSceneGen.h and BlenderScene.cpp from the -data structures in BlenderScene.h to map from *any* DNA to -*our* DNA""" - -import sys -import os -import re - -inputfile = os.path.join("..","..","code","BlenderScene.h") -outputfile_gen = os.path.join("..","..","code","BlenderSceneGen.h") -outputfile_src = os.path.join("..","..","code","BlenderScene.cpp") - -template_gen = "BlenderSceneGen.h.template" -template_src = "BlenderScene.cpp.template" - -# workaround for stackoverflowing when reading the linked list of scene objects -# with the usual approach. See embedded notes for details. -Structure_Convert_Base_fullcode = """ -template <> void Structure::Convert<Base>( Base& dest, const FileDatabase& db ) const { - // note: as per https://github.com/assimp/assimp/issues/128, - // reading the Object linked list recursively is prone to stack overflow. - // This structure converter is therefore an hand-written exception that - // does it iteratively. - - const int initial_pos = db.reader->GetCurrentPos(); - std::pair<Base*, int> todo = std::make_pair(&dest, initial_pos); - Base* saved_prev = NULL; - while(true) { - Base& cur_dest = *todo.first; - db.reader->SetCurrentPos(todo.second); - - // we know that this is a double-linked, circular list which we never - // traverse backwards, so don't bother resolving the back links. - cur_dest.prev = NULL; - - ReadFieldPtr<ErrorPolicy_Warn>(cur_dest.object,"*object",db); - - // just record the offset of the blob data and allocate storage. - // Does _not_ invoke Convert() recursively. - const int old = db.reader->GetCurrentPos(); - - // the return value of ReadFieldPtr indicates whether the object - // was already cached. In this case, we don't need to resolve - // it again. - if(!ReadFieldPtr<ErrorPolicy_Warn>(cur_dest.next,"*next",db, true) && cur_dest.next) { - todo = std::make_pair(&*cur_dest.next, db.reader->GetCurrentPos()); - continue; - } - break; - } - - db.reader->SetCurrentPos(initial_pos + size); -} - -""" - - -Structure_Convert_decl = """ -template <> void Structure :: Convert<{a}> ( - {a}& dest, - const FileDatabase& db - ) const -""" - - -Structure_Convert_ptrdecl = """ - ReadFieldPtr<{policy}>({destcast}dest.{name_canonical},"{name_dna}",db);""" - -Structure_Convert_rawptrdecl = """ - {{ - boost::shared_ptr<{type}> {name_canonical}; - ReadFieldPtr<{policy}>({destcast}{name_canonical},"{name_dna}",db); - dest.{name_canonical} = {name_canonical}.get(); - }}""" - -Structure_Convert_arraydecl = """ - ReadFieldArray<{policy}>({destcast}dest.{name_canonical},"{name_dna}",db);""" - -Structure_Convert_arraydecl2d = """ - ReadFieldArray2<{policy}>({destcast}dest.{name_canonical},"{name_dna}",db);""" - -Structure_Convert_normal = """ - ReadField<{policy}>({destcast}dest.{name_canonical},"{name_dna}",db);""" - - -DNA_RegisterConverters_decl = """ -void DNA::RegisterConverters() """ - -DNA_RegisterConverters_add = """ - converters["{a}"] = DNA::FactoryPair( &Structure::Allocate<{a}>, &Structure::Convert<{a}> );""" - - -map_policy = { - "" : "ErrorPolicy_Igno" - ,"IGNO" : "ErrorPolicy_Igno" - ,"WARN" : "ErrorPolicy_Warn" - ,"FAIL" : "ErrorPolicy_Fail" -} - -# -def main(): - - # ----------------------------------------------------------------------- - # Parse structure definitions from BlenderScene.h - input = open(inputfile,"rt").read() - - #flags = re.ASCII|re.DOTALL|re.MULTILINE - flags = re.DOTALL|re.MULTILINE - #stripcoms = re.compile(r"/\*(.*?)*\/",flags) - getstruct = re.compile(r"struct\s+(\w+?)\s*(:\s*ElemBase)?\s*\{(.*?)^\}\s*;",flags) - getsmartx = re.compile(r"(std\s*::\s*)?(vector)\s*<\s*(boost\s*::\s*)?shared_(ptr)\s*<\s*(\w+)\s*>\s*>\s*",flags) - getsmartp = re.compile(r"(boost\s*::\s*)?shared_(ptr)\s*<\s*(\w+)\s*>\s*",flags) - getrawp = re.compile(r"(\w+)\s*\*\s*",flags) - getsmarta = re.compile(r"(std\s*::\s*)?(vector)\s*<\s*(\w+)\s*>\s*",flags) - getpolicy = re.compile(r"\s*(WARN|FAIL|IGNO)",flags) - stripenum = re.compile(r"enum\s+(\w+)\s*{.*?\}\s*;",flags) - - assert getsmartx and getsmartp and getsmarta and getrawp and getpolicy and stripenum - - enums = set() - #re.sub(stripcoms," ",input) - #print(input) - - hits = {} - while 1: - match = re.search(getstruct,input) - if match is None: - break - - tmp = match.groups()[2] - while 1: - match2 = re.search(stripenum,tmp) - if match2 is None: - break - tmp = tmp[match2.end():] - enums.add(match2.groups()[0]) - - hits[match.groups()[0]] = list( - filter(lambda x:x[:2] != "//" and len(x), - map(str.strip, - re.sub(stripenum," ",match.groups()[2]).split(";") - ))) - - input = input[match.end():] - - for e in enums: - print("Enum: "+e) - for k,v in hits.items(): - out = [] - for line in v: - - policy = "IGNO" - py = re.search(getpolicy,line) - if not py is None: - policy = py.groups()[0] - line = re.sub(getpolicy,"",line) - - ty = re.match(getsmartx,line) or re.match(getsmartp,line) or\ - re.match(getsmarta,line) or re.match(getrawp,line) - - if ty is None: - ty = line.split(None,1)[0] - else: - if len(ty.groups()) == 1: - ty = ty.groups()[-1] + "$" - elif ty.groups()[1] == "ptr": - ty = ty.groups()[2] + "*" - elif ty.groups()[1] == "vector": - ty = ty.groups()[-1] + ("*" if len(ty.groups()) == 3 else "**") - else: - assert False - - #print(line) - sp = line.split(',') - out.append((ty,sp[0].split(None)[-1].strip(),policy)) - for m in sp[1:]: - out.append((ty,m.strip(),policy)) - - v[:] = out - print("Structure {0}".format(k)) - for elem in out: - print("\t"+"\t".join(elem)) - print("") - - - output = open(outputfile_gen,"wt") - templt = open(template_gen,"rt").read() - s = "" - - # ----------------------------------------------------------------------- - # Structure::Convert<T> declarations for all supported structures - for k,v in hits.items(): - s += Structure_Convert_decl.format(a=k)+";\n"; - output.write(templt.replace("<HERE>",s)) - - output = open(outputfile_src,"wt") - templt = open(template_src,"rt").read() - s = "" - - # ----------------------------------------------------------------------- - # Structure::Convert<T> definitions for all supported structures - for k,v in hits.items(): - s += "//" + "-"*80 - if k == 'Base': - s += Structure_Convert_Base_fullcode - continue - s += Structure_Convert_decl.format(a=k)+ "{ \n"; - - for type, name, policy in v: - splits = name.split("[",1) - name_canonical = splits[0] - #array_part = "" if len(splits)==1 else "["+splits[1] - is_raw_ptr = not not type.count("$") - ptr_decl = "*"*(type.count("*") + (1 if is_raw_ptr else 0)) - - name_dna = ptr_decl+name_canonical #+array_part - - #required = "false" - policy = map_policy[policy] - destcast = "(int&)" if type in enums else "" - - # POINTER - if is_raw_ptr: - type = type.replace('$','') - s += Structure_Convert_rawptrdecl.format(**locals()) - elif ptr_decl: - s += Structure_Convert_ptrdecl.format(**locals()) - # ARRAY MEMBER - elif name.count('[')==1: - s += Structure_Convert_arraydecl.format(**locals()) - elif name.count('[')==2: - s += Structure_Convert_arraydecl2d.format(**locals()) - # NORMAL MEMBER - else: - s += Structure_Convert_normal.format(**locals()) - - s += "\n\n\tdb.reader->IncPtr(size);\n}\n\n" - - - # ----------------------------------------------------------------------- - # DNA::RegisterConverters - collect all available converter functions - # in a std::map<name,converter_proc> - #s += "#if 0\n" - s += "//" + "-"*80 + DNA_RegisterConverters_decl + "{\n" - for k,v in hits.items(): - s += DNA_RegisterConverters_add.format(a=k) - - s += "\n}\n" - #s += "#endif\n" - - output.write(templt.replace("<HERE>",s)) - - # we got here, so no error - return 0 - -if __name__ == "__main__": - sys.exit(main()) |