108 lines
4.1 KiB
Python
108 lines
4.1 KiB
Python
# Copyright (c) 2021 Richard Smith and others
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#
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# This program and the accompanying materials are made available under the
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# terms of the Eclipse Public License 2.0 which is available at
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# http://www.eclipse.org/legal/epl-2.0.
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#
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# This Source Code may also be made available under the following Secondary
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# licenses when the conditions for such availability set forth in the Eclipse
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# Public License, v. 2.0 are satisfied: GNU General Public License, version 2
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# with the GNU Classpath Exception which is
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# available at https://www.gnu.org/software/classpath/license.html.
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#
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# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
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from raylib import rl, ffi
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from raylib.colors import *
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try:
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from raylib.defines import *
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except AttributeError:
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print("sorry deprecated enums dont work on dynamic version")
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from inspect import getmembers, isbuiltin
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import inflection
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current_module = __import__(__name__)
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def pointer(self, struct):
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return ffi.addressof(struct)
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# I'm concerned that we are doing a lot of string comparisons on every function call to detect types.
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# Quickest way would probably be isinstance(result, ffi._backend._CDataBase) but that class name varies
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# depending on if binding is static/dynamic
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# (and possibly also different on pypy implementations?).
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# which makes me reluctant to rely on it.
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# Another possibility is ffi.typeof() but that will throw an exception if you give it a type that isn't a ctype
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# Another way to improve performance might be to special-case simple types before doing the string comparisons
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def makefunc(a):
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# print("makefunc ",a, ffi.typeof(a).args)
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def func(*args):
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modified_args = []
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for (c_arg, arg) in zip(ffi.typeof(a).args, args):
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#print("arg:",str(arg), "c_arg.kind:", c_arg.kind, "c_arg:", c_arg, "type(arg):",str(type(arg)))
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if c_arg.kind == 'pointer':
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if type(arg) == str:
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arg = arg.encode('utf-8')
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elif type(arg) is bool:
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arg = ffi.new("bool *", arg)
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elif type(arg) is int:
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arg = ffi.new("int *", arg)
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elif type(arg) is float:
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arg = ffi.new("float *", arg)
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elif type(arg) is list and str(c_arg) == "<ctype 'char * *'>":
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arg = [ffi.new("char[]", x.encode('utf-8')) for x in arg]
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elif str(type(arg)) == "<class '_cffi_backend.__CDataOwn'>" and "*" not in str(arg): # CPython
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arg = ffi.addressof(arg)
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elif str(type(arg)) == "<class '_cffi_backend._CDataBase'>" and "*" not in str(arg): # Pypy
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arg = ffi.addressof(arg)
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elif arg is None:
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arg = ffi.NULL
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modified_args.append(arg)
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result = a(*modified_args)
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if result is None:
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return
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if str(type(result)) == "<class '_cffi_backend._CDataBase'>" and str(result).startswith("<cdata 'char *'"):
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if str(result) == "<cdata 'char *' NULL>":
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result = ""
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else:
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result = ffi.string(result).decode('utf-8')
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return result
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return func
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def makeStructHelper(struct):
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def func(*args):
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return ffi.new(f"struct {struct} *", args)[0]
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return func
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for name, attr in getmembers(rl):
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# print(name, attr)
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uname = inflection.underscore(name).replace('3_d', '_3d').replace('2_d', '_2d')
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if isbuiltin(attr) or str(type(attr)) == "<class '_cffi_backend.__FFIFunctionWrapper'>" or str(
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type(attr)) == "<class '_cffi_backend._CDataBase'>":
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# print(attr.__call__)
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# print(attr.__doc__)
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# print(attr.__text_signature__)
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# print(dir(attr))
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# print(dir(attr.__repr__))
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f = makefunc(attr)
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setattr(current_module, uname, f)
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# def wrap(*args):
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# print("call to ",attr)
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# setattr(PyRay, uname, lambda *args: print("call to ",attr))
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else:
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setattr(current_module, name, attr)
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for struct in ffi.list_types()[0]:
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f = makeStructHelper(struct)
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setattr(current_module, struct, f)
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# overwrite ffi enums with our own
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from raylib.enums import *
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