refactor!: repo cleanup (#2650)

- Move cmake files to dedicated cmake folder
- Move scattered python files to `scripts/` folder
- Update CMakeLists.txt to reflect changes
* feat(scripts): add README to folder

scripts/generate_natives.py

@@ -0,0 +1,123 @@
+import json
+
+crossmap = {}
+natives = {}
+current_idx = 0
+crossmap_hash_list = []
+
+class Arg:
+    def __init__(self, name: str, type: str):
+        self.name = name
+        self.type = type#.replace("BOOL", "bool")# .replace("Any*", "void*")
+
+    def __str__(self) -> str:
+        return str(self.type) + " " + str(self.name)
+
+class NativeFunc:
+    def __init__(self, namespace: str, name: str, hash: int, args: list[dict], return_type: str):
+        self.namespace = namespace
+        self.name = name
+        self.hash = hash
+        self.args: list[Arg] = []
+        self.return_type = return_type#.replace("BOOL", "bool")# .replace("Any*", "void*")
+        self.native_index = -1
+        self.fix_vectors = "false"
+
+        for arg in args:
+            self.args.append(Arg(arg["name"], arg["type"]))
+            if arg["type"] == "Vector3*":
+                self.fix_vectors = "true"
+    
+    def get_native_def_str(self) -> str:
+        assert self.native_index != -1
+
+        param_decl = ""
+        param_pass = ""
+        if len(self.args) > 0:
+            for arg in self.args:
+                param_decl += str(arg) + ", "
+                param_pass += arg.name + ", "
+            param_decl = param_decl[:-2]
+            param_pass = param_pass[:-2]
+        
+        return f"FORCEINLINE constexpr {self.return_type} {self.name}({param_decl}) {{ return big::native_invoker::invoke<{self.native_index}, {self.fix_vectors}, {self.return_type}>({param_pass}); }}"
+
+class CrossmapEntry:
+    def __init__(self, translated_hash: int):
+        self.hash = translated_hash
+        self.native_index = -1
+
+def load_crossmap_data():
+    global crossmap
+
+    data = open("crossmap.txt").readlines()
+    for item in data:
+        translation = item.split(",")
+        crossmap[int(translation[0], 16)] = CrossmapEntry(int(translation[1], 16))
+
+def load_natives_data():
+    global natives
+
+    data = json.load(open("natives.json"))
+    for ns, natives_list in data.items():
+        natives[ns] = []
+        for hash_str, native_data in natives_list.items():
+            natives[ns].append(NativeFunc(ns, native_data["name"], int(hash_str, 16), native_data["params"], native_data["return_type"]))
+
+def allocate_indices():
+    global current_idx, crossmap_hash_list
+
+    for _, n in natives.items():
+        for native in n:
+            hash = native.hash
+            if hash in crossmap:
+                crossmap[hash].native_index = current_idx
+                native.native_index = current_idx
+                crossmap_hash_list.append(crossmap[hash].hash)
+                current_idx += 1
+
+
+def write_crossmap_header():
+        open("crossmap.hpp", "w+").write(f"""#pragma once
+#include <script/scrNativeHandler.hpp>
+
+namespace big
+{{
+	constexpr std::array<rage::scrNativeHash, {len(crossmap_hash_list)}> g_crossmap = {{{",".join([f"0x{x:X}" for x in crossmap_hash_list])}}};
+}}
+""")
+
+def write_natives_header():
+    natives_buf = ""
+    natives_index_buf = ""
+
+    for ns, nvs in natives.items():
+        natives_buf += f"namespace {ns}\n{{\n"
+        for nat_data in nvs:
+            if nat_data.native_index == -1:
+                continue
+
+            natives_buf += f"\t{nat_data.get_native_def_str()}\n"
+            natives_index_buf += f"\t{nat_data.name} = {nat_data.native_index},\n"
+        natives_buf += "}\n\n"
+    
+    natives_buf = natives_buf[:-2]
+
+    open("../natives.hpp", "w+").write(f"""#pragma once
+#include "invoker/invoker.hpp"
+
+// clang-format off
+enum class NativeIndex
+{{
+{natives_index_buf}}};
+
+{natives_buf}
+// clang-format on
+""")
+    
+if __name__ == "__main__":
+    load_crossmap_data()
+    load_natives_data()
+    allocate_indices()
+    write_crossmap_header()
+    write_natives_header()