Files
nunuhara_xsystem4/shaders/render.f.glsl
T
Nunuhara Cabbage e90821cc20 Use OpenGL instead of SDL's 2D graphics API
This will be necessary for supporting 3D games in the future (Rance VI,
GALZOO, etc.).
2019-12-16 19:59:17 -08:00

29 lines
928 B
GLSL

/* Copyright (C) 2019 Nunuhara Cabbage <nunuhara@haniwa.technology>
*
* 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 2 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://gnu.org/licenses/>.
*/
#version 140
uniform sampler2D texture;
uniform float alpha_mod;
in vec2 tex_coord;
out vec4 frag_color;
void main() {
frag_color = texture2D(texture, tex_coord);
frag_color.a *= alpha_mod;
}