"""
Shader Registry
"""
from typing import Union
import moderngl
from moderngl_window.meta import ResourceDescription, TextureDescription
from moderngl_window.resources.base import BaseRegistry
TextureAny = Union[
moderngl.Texture,
moderngl.TextureArray,
moderngl.TextureCube,
moderngl.Texture3D,
]
[docs]
class Textures(BaseRegistry):
"""Handles texture resources"""
settings_attr = "TEXTURE_LOADERS"
meta: TextureDescription
[docs]
def load(self, meta: ResourceDescription) -> TextureAny:
"""Loads a texture with the configured loaders.
Args:
meta (:py:class:`~moderngl_window.meta.texture.TextureDescription`):
The resource description
Returns:
moderngl.Texture: 2d texture
Returns:
moderngl.TextureArray: texture array if ``layers`` is supplied
"""
texture = super().load(meta)
assert (
isinstance(texture, moderngl.Texture)
or isinstance(texture, moderngl.TextureArray)
or isinstance(texture, moderngl.TextureCube)
or isinstance(texture, moderngl.Texture3D)
), f"{meta} did not load a texture. Please correct it"
return texture
textures = Textures()