EVOLUTION-MANAGER

Edit File: convolutionFragmentShader.glsl

/* -*- 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/. */ /* TODO Use textureOffset for newest version of GLSL */ #version 130 uniform sampler2D sampler; uniform vec2 offsets[16]; uniform float kernel[16]; varying vec2 tex_coord; void main(void) { vec4 sum = texture2D(sampler, tex_coord.st) * kernel[0]; for (int i = 1; i < 16; i++) { sum += texture2D(sampler, tex_coord.st - offsets[i]) * kernel[i]; sum += texture2D(sampler, tex_coord.st + offsets[i]) * kernel[i]; } gl_FragColor = sum; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */