Delete unneeded raylib-headers/math-funcs.py (replaced by lib/generate_functions.py)

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Not-Nik 2020-05-22 22:07:31 +10:00
parent 468ccf3a1a
commit 367ea52be9
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@ -1,54 +0,0 @@
import re
"""
Automatic utility for extracting function definitions from raymath.h
and translating them to zig. This can technically be used for raylib.h
as well when setting prefix = "RLAPI " and possibly also for all other
raylib headers
"""
raymath = open("raymath.h")
prefix = "RMDEF "
# Some c types have a different size on different systems
# and zig knows that so we tell it to get the system specific size for us
def c_to_zig_type(type: str) -> str:
if type == "float": type = "f32"
if type == "int": type = "c_int"
if type == "unsigned int": type = "c_uint"
if type == "long": type = "c_long"
if type == "void": type = "c_void"
return type
def fix_pointer(name: str, type: str):
if name.startswith("*"):
name = name[1:]
type = "[*c]" + type
return name, type
for line in raymath.readlines():
if line.startswith(prefix):
# each (.*) is some variable value
result = re.search(prefix + "(.*) (.*)start_arg(.*)end_arg", line.replace("(", "start_arg").replace(")", "end_arg"))
# get whats in the (.*)'s
return_type = result.group(1)
func_name = result.group(2)
arguments = result.group(3)
func_name, return_type = fix_pointer(func_name, return_type)
return_type = c_to_zig_type(return_type)
zig_arguments = []
for arg in arguments.split(", "):
if arg == "void": break
arg_type = " ".join(arg.split(" ")[0:-1]) # everything but the last element (for stuff like "const Vector3")
arg_type = arg_type.replace("const ", "") # zig doesn't like const in function arguments that aren't pointer and really we don't need const
arg_type = c_to_zig_type(arg_type)
arg_name = arg.split(" ")[-1] # last element should be the name
arg_name, arg_type = fix_pointer(arg_name, arg_type)
zig_arguments.append(arg_name + ": " + arg_type) # put everything together
zig_arguments = ", ".join(zig_arguments)
print("pub extern fn " + func_name + "(" + zig_arguments + ") " + return_type + ";")