Move shader loading code into its own module

kitty/utils.py

@@ -20,7 +20,6 @@ from .constants import (
     config_dir,
     is_macos,
     is_wayland,
-    read_kitty_resource,
     runtime_dir,
     shell_path,
     ssh_control_master_template,
@@ -104,33 +103,6 @@ def platform_window_id(os_window_id: int) -> Optional[int]:
     return None
 
 
-def load_shaders(name: str, vertex_name: str = '', fragment_name: str = '') -> Tuple[Tuple[str, ...], Tuple[str, ...]]:
-    from .fast_data_types import GLSL_VERSION
-    pat = re.compile(r'^#pragma\s+kitty_include_shader\s+<(.+?)>', re.MULTILINE)
-
-    def load_sources(name: str, level: int = 0) -> Iterator[str]:
-        if level == 0:
-            yield f'#version {GLSL_VERSION}\n'
-        src = read_kitty_resource(name).decode('utf-8')
-        pos = 0
-        for m in pat.finditer(src):
-            prefix = src[pos:m.start()]
-            if prefix:
-                yield prefix
-            iname = m.group(1)
-            yield from load_sources(iname, level+1)
-            pos = m.start()
-        if pos < len(src):
-            yield src[pos:]
-
-    def load(which: str, lname: str = '') -> Tuple[str, ...]:
-        lname = lname or name
-        main = f'{lname}_{which}.glsl'
-        return tuple(load_sources(main))
-
-    return load('vertex', vertex_name), load('fragment', fragment_name)
-
-
 def safe_print(*a: Any, **k: Any) -> None:
     with suppress(Exception):
         print(*a, **k)