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/*
    Hurry Curry! - a game about cooking
    Copyright 2024 metamuffin

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, version 3 of the License only.

    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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.

*/
shader_type spatial;

uniform sampler2D noise : source_color;
uniform vec3 ccloud : source_color;
uniform vec3 csky : source_color;

void fragment() {
	vec2 uv = UV * 0.9;
	uv += TIME * vec2(0.001,0.002);
	
	float f = texture(noise, uv).x;
	f = 1. - f;
	f = pow(f, 1.5);
	f = floor(f*5.)/5.;
	f = pow(f, 2.);
	
	ALBEDO = mix(csky, ccloud, f);
}