/* * This file is part of the Colobot: Gold Edition source code * Copyright (C) 2001-2021, Daniel Roux, EPSITEC SA & TerranovaTeam * http://epsitec.ch; http://colobot.info; http://github.com/colobot * * 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://gnu.org/licenses */ // FRAGMENT SHADER - SHADOW MODE #version 330 core uniform sampler2D uni_Texture; uniform bool uni_AlphaScissor; in VertexData { vec2 TexCoord; } data; out vec4 out_FragColor; void main() { if (uni_AlphaScissor) { float alpha = texture(uni_Texture, data.TexCoord).a; if (alpha < 0.5) discard; } out_FragColor = vec4(1.0f); }