62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
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/*
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* Gem-graph OpenGL experiments
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*
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* Desc: OpenGL utils header
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*
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* Copyright (C) 2023 Jean Sirmai <jean@a-lec.org>
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*
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* This file is part of Gem-graph.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <unistd.h>
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#include <stdbool.h>
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#include <GL/glu.h>
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void check_space_data_and_user_preferences(int x, int y, int z,
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int grid, int diagonal);
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// void do_alloc_buffers(){}; // ?!? Pourquoi ne dois-je pas déclarer cette fonction ici ?
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void compute_buffers_sizes(int model_space_size_x,
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int model_space_size_y,
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int model_space_size_z,
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long central_stars_nb,
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long arrows_nb,
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int pref_test_diagonal);
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long compute_space_vertex_nb(int x, int y, int z);
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long compute_space_lines_nb(int x, int y, int z, int pref_show_grid);
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// bool alloc_space_vertex (long x, long y, long z,
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// GLfloat *vertex_origin, GLfloat *colors_origin,
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// int vertex_index, int colors_index);
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bool alloc_space_vertex_and_colors (long x, long y, long z);
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void draw_a_cube_at(long u, long v, long w,
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long size_x, long size_y, long size_z, bool diagonals);
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void draw_ridges_3D (long x, long y, long z,
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long step_x, long step_y, long step_z);
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bool draw_grids_3D (long x, long y, long z,
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long step_x, long step_y, long step_z,
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int pref_show_grid);
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void diagonal_test(long x, long y, long z,
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long step_x, long step_y, long step_z);
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