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106 lines
6.2 KiB
C
106 lines
6.2 KiB
C
/* Goom Project
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* Copyright (C) <2003> Jean-Christophe Hoelt <jeko@free.fr>
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*
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* goom_core.c:Contains the core of goom's work.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "mathtools.h"
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float sin256[256] = {
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0, 0.0245412, 0.0490677, 0.0735646, 0.0980171, 0.122411, 0.14673, 0.170962,
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0.19509, 0.219101, 0.24298, 0.266713, 0.290285, 0.313682, 0.33689,
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0.359895, 0.382683, 0.405241, 0.427555, 0.449611, 0.471397, 0.492898,
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0.514103, 0.534998, 0.55557, 0.575808, 0.595699, 0.615232, 0.634393,
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0.653173, 0.671559, 0.689541, 0.707107, 0.724247, 0.740951, 0.757209,
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0.77301, 0.788346, 0.803208, 0.817585, 0.83147, 0.844854, 0.857729,
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0.870087, 0.881921, 0.893224, 0.903989, 0.91421, 0.92388, 0.932993,
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0.941544, 0.949528, 0.95694, 0.963776, 0.970031, 0.975702, 0.980785,
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0.985278, 0.989177, 0.99248, 0.995185, 0.99729, 0.998795, 0.999699, 1,
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0.999699, 0.998795, 0.99729, 0.995185, 0.99248, 0.989177, 0.985278,
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0.980785, 0.975702, 0.970031, 0.963776, 0.95694, 0.949528, 0.941544,
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0.932993, 0.92388, 0.91421, 0.903989, 0.893224, 0.881921, 0.870087,
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0.857729, 0.844854, 0.83147, 0.817585, 0.803208, 0.788346, 0.77301,
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0.757209, 0.740951, 0.724247, 0.707107, 0.689541, 0.671559, 0.653173,
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0.634393, 0.615232, 0.595699, 0.575808, 0.55557, 0.534998, 0.514103,
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0.492898, 0.471397, 0.449611, 0.427555, 0.405241, 0.382683, 0.359895,
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0.33689, 0.313682, 0.290285, 0.266713, 0.24298, 0.219101, 0.19509,
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0.170962, 0.14673, 0.122411, 0.0980171, 0.0735646, 0.0490677, 0.0245412,
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1.22465e-16, -0.0245412, -0.0490677, -0.0735646, -0.0980171, -0.122411,
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-0.14673, -0.170962, -0.19509, -0.219101, -0.24298, -0.266713, -0.290285,
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-0.313682, -0.33689, -0.359895, -0.382683, -0.405241, -0.427555,
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-0.449611, -0.471397, -0.492898, -0.514103, -0.534998, -0.55557,
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-0.575808, -0.595699, -0.615232, -0.634393, -0.653173, -0.671559,
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-0.689541, -0.707107, -0.724247, -0.740951, -0.757209, -0.77301,
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-0.788346, -0.803208, -0.817585, -0.83147, -0.844854, -0.857729,
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-0.870087, -0.881921, -0.893224, -0.903989, -0.91421, -0.92388, -0.932993,
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-0.941544, -0.949528, -0.95694, -0.963776, -0.970031, -0.975702,
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-0.980785, -0.985278, -0.989177, -0.99248, -0.995185, -0.99729, -0.998795,
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-0.999699, -1, -0.999699, -0.998795, -0.99729, -0.995185, -0.99248,
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-0.989177, -0.985278, -0.980785, -0.975702, -0.970031, -0.963776,
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-0.95694, -0.949528, -0.941544, -0.932993, -0.92388, -0.91421, -0.903989,
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-0.893224, -0.881921, -0.870087, -0.857729, -0.844854, -0.83147,
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-0.817585, -0.803208, -0.788346, -0.77301, -0.757209, -0.740951,
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-0.724247, -0.707107, -0.689541, -0.671559, -0.653173, -0.634393,
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-0.615232, -0.595699, -0.575808, -0.55557, -0.534998, -0.514103,
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-0.492898, -0.471397, -0.449611, -0.427555, -0.405241, -0.382683,
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-0.359895, -0.33689, -0.313682, -0.290285, -0.266713, -0.24298, -0.219101,
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-0.19509, -0.170962, -0.14673, -0.122411, -0.0980171, -0.0735646,
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-0.0490677, -0.0245412
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};
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float cos256[256] = {
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0, 0.999699, 0.998795, 0.99729, 0.995185, 0.99248, 0.989177, 0.985278,
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0.980785, 0.975702, 0.970031, 0.963776, 0.95694, 0.949528, 0.941544,
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0.932993, 0.92388, 0.91421, 0.903989, 0.893224, 0.881921, 0.870087,
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0.857729, 0.844854, 0.83147, 0.817585, 0.803208, 0.788346, 0.77301,
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0.757209, 0.740951, 0.724247, 0.707107, 0.689541, 0.671559, 0.653173,
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0.634393, 0.615232, 0.595699, 0.575808, 0.55557, 0.534998, 0.514103,
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0.492898, 0.471397, 0.449611, 0.427555, 0.405241, 0.382683, 0.359895,
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0.33689, 0.313682, 0.290285, 0.266713, 0.24298, 0.219101, 0.19509,
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0.170962, 0.14673, 0.122411, 0.0980171, 0.0735646, 0.0490677, 0.0245412,
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6.12323e-17, -0.0245412, -0.0490677, -0.0735646, -0.0980171, -0.122411,
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-0.14673, -0.170962, -0.19509, -0.219101, -0.24298, -0.266713, -0.290285,
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-0.313682, -0.33689, -0.359895, -0.382683, -0.405241, -0.427555,
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-0.449611, -0.471397, -0.492898, -0.514103, -0.534998, -0.55557,
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-0.575808, -0.595699, -0.615232, -0.634393, -0.653173, -0.671559,
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-0.689541, -0.707107, -0.724247, -0.740951, -0.757209, -0.77301,
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-0.788346, -0.803208, -0.817585, -0.83147, -0.844854, -0.857729,
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-0.870087, -0.881921, -0.893224, -0.903989, -0.91421, -0.92388, -0.932993,
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-0.941544, -0.949528, -0.95694, -0.963776, -0.970031, -0.975702,
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-0.980785, -0.985278, -0.989177, -0.99248, -0.995185, -0.99729, -0.998795,
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-0.999699, -1, -0.999699, -0.998795, -0.99729, -0.995185, -0.99248,
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-0.989177, -0.985278, -0.980785, -0.975702, -0.970031, -0.963776,
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-0.95694, -0.949528, -0.941544, -0.932993, -0.92388, -0.91421, -0.903989,
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-0.893224, -0.881921, -0.870087, -0.857729, -0.844854, -0.83147,
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-0.817585, -0.803208, -0.788346, -0.77301, -0.757209, -0.740951,
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-0.724247, -0.707107, -0.689541, -0.671559, -0.653173, -0.634393,
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-0.615232, -0.595699, -0.575808, -0.55557, -0.534998, -0.514103,
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-0.492898, -0.471397, -0.449611, -0.427555, -0.405241, -0.382683,
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-0.359895, -0.33689, -0.313682, -0.290285, -0.266713, -0.24298, -0.219101,
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-0.19509, -0.170962, -0.14673, -0.122411, -0.0980171, -0.0735646,
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-0.0490677, -0.0245412, -1.83697e-16, 0.0245412, 0.0490677, 0.0735646,
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0.0980171, 0.122411, 0.14673, 0.170962, 0.19509, 0.219101, 0.24298,
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0.266713, 0.290285, 0.313682, 0.33689, 0.359895, 0.382683, 0.405241,
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0.427555, 0.449611, 0.471397, 0.492898, 0.514103, 0.534998, 0.55557,
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0.575808, 0.595699, 0.615232, 0.634393, 0.653173, 0.671559, 0.689541,
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0.707107, 0.724247, 0.740951, 0.757209, 0.77301, 0.788346, 0.803208,
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0.817585, 0.83147, 0.844854, 0.857729, 0.870087, 0.881921, 0.893224,
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0.903989, 0.91421, 0.92388, 0.932993, 0.941544, 0.949528, 0.95694,
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0.963776, 0.970031, 0.975702, 0.980785, 0.985278, 0.989177, 0.99248,
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0.995185, 0.99729, 0.998795, 0.999699
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};
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