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engines/titanic/star_control/orientation_changer.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "titanic/star_control/orientation_changer.h"
+#include "titanic/star_control/fpose.h"
+#include "titanic/star_control/fmatrix.h"
+
+namespace Titanic {
+
+void COrientationChanger::load(const FMatrix &minOrient, const FMatrix &maxOrient) {
+	_minOrient = minOrient;
+	_maxOrient = maxOrient;
+
+	_sub1.fn4(_minOrient);
+	_sub2.fn4(_maxOrient);
+}
+
+FMatrix COrientationChanger::getOrientation(double percent) {
+	if (percent <= 0.0) {
+		return _minOrient;
+	} else if (percent > 1.0) {
+		return _maxOrient;
+	} else {
+		CMatrixTransform tfm = _sub1.fn5(percent, _sub2);
+
+		FPose m1;
+		m1.loadTransform(tfm);
+		return m1;
+	}
+}
+
+} // End of namespace Titanic