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- /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- */
- #version 120
- uniform sampler2D slideTexture;
- varying vec2 v_texturePosition;
- varying vec3 v_normal;
- void main() {
- vec3 lightVector = vec3(0.0, 0.0, 1.0);
- float light = max(dot(lightVector, v_normal), 0.0);
- vec4 fragment = texture2D(slideTexture, v_texturePosition);
- vec4 black = vec4(0.0, 0.0, 0.0, fragment.a);
- gl_FragColor = mix(black, fragment, light);
- }
- /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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