| /* |
| * Copyright © 2012 Linaro Limited |
| * |
| * This file is part of the glmark2 OpenGL (ES) 2.0 benchmark. |
| * |
| * glmark2 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. |
| * |
| * glmark2 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 |
| * glmark2. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * Authors: |
| * Alexandros Frantzis |
| */ |
| #include "scene.h" |
| #include "renderer.h" |
| #include "shader-source.h" |
| |
| LibMatrix::vec2 SimplexNoiseRenderer::uv_scale_(1.5f, 1.5); |
| |
| SimplexNoiseRenderer::SimplexNoiseRenderer(const LibMatrix::vec2 &size) : |
| TextureRenderer(size, *noise_program(true)) |
| { |
| noise_program_ = noise_program(false); |
| } |
| |
| Program * |
| SimplexNoiseRenderer::noise_program(bool create_new) |
| { |
| static Program *noise_program(0); |
| if (create_new) |
| noise_program = 0; |
| |
| if (!noise_program) { |
| noise_program = new Program(); |
| ShaderSource vtx_shader(GLMARK_DATA_PATH"/shaders/terrain-texture.vert"); |
| ShaderSource frg_shader(GLMARK_DATA_PATH"/shaders/terrain-noise.frag"); |
| |
| Scene::load_shaders_from_strings(*noise_program, vtx_shader.str(), frg_shader.str()); |
| |
| noise_program->start(); |
| (*noise_program)["time"] = 1.0f; |
| (*noise_program)["uvOffset"] = LibMatrix::vec2(0.0f, 0.0f); |
| (*noise_program)["uvScale"] = uv_scale_; |
| noise_program->stop(); |
| } |
| |
| return noise_program; |
| } |