#
# Part of p5: A Python package based on Processing
# Copyright (C) 2017-2019 Abhik Pal
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""Shaders used by the main program"""

from collections import namedtuple
from .util import read_shader

ShaderSource = namedtuple('ShaderSource', 'vert frag')

src_default = ShaderSource(read_shader('2d/default2d.vert'), read_shader('common/default.frag'))
src_texture = ShaderSource(read_shader('2d/texture.vert'), read_shader('2d/texture.frag'))
src_fbuffer = ShaderSource(read_shader('common/fbuffer.vert'), read_shader('common/fbuffer.frag')) # Shader sources to draw framebuffers textues.
src_line = ShaderSource(read_shader('2d/stroke.vert'), read_shader('2d/stroke.frag'))

# TODO: Move 2D and 3D shaders into separate folders
