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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "titanic/star_control/star_points2.h"
#include "titanic/titanic.h"
namespace Titanic {
#define ARRAY_COUNT 80
const double FACTOR = 3.1415927 * 0.0055555557;
bool CStarPoints2::initialize() {
// Get a reference to the starfield points resource
Common::SeekableReadStream *stream = g_vm->_filesManager->getResource("STARFIELD/POINTS2");
_data.resize(ARRAY_COUNT);
for (int rootCtr = 0; rootCtr < ARRAY_COUNT; ++rootCtr) {
// Get the number of sub-entries for this entry
int count = stream->readUint32LE();
double v1, v2;
// Read in the sub-entries
RootEntry &rootEntry = _data[rootCtr];
rootEntry.resize(count * 2);
for (int idx = 0; idx < count * 2; ++idx) {
DataEntry &entry = rootEntry[idx];
v1 = stream->readSint32LE();
v2 = stream->readSint32LE();
v1 *= 0.015 * FACTOR;
v2 *= 0.0099999998 * FACTOR;
entry._v1 = cos(v1) * 3000000.0 * cos(v2);
entry._v2 = sin(v1) * 3000000.0 * cos(v2);
entry._v3 = sin(v2) * 3000000.0;
}
}
return true;
}
} // End of namespace Titanic
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