Initial commit

engines/wintermute/ad/ad_waypoint_group3d.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/>.
+ *
+ */
+
+/*
+ * This file is based on WME.
+ * http://dead-code.org/redir.php?target=wme
+ * Copyright (c) 2003-2013 Jan Nedoma and contributors
+ */
+
+#include "common/util.h"
+
+#include "engines/wintermute/ad/ad_waypoint_group3d.h"
+#include "engines/wintermute/base/gfx/3dmesh.h"
+
+namespace Wintermute {
+
+//////////////////////////////////////////////////////////////////////////
+AdWaypointGroup3D::AdWaypointGroup3D(BaseGame *inGame) : BaseClass(inGame) {
+	_active = true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+AdWaypointGroup3D::~AdWaypointGroup3D() {
+	for (int32 i = 0; i < _points.getSize(); i++) {
+		delete _points[i];
+	}
+	_points.removeAll();
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool AdWaypointGroup3D::addFromMesh(Mesh3DS *mesh) {
+	DXVector3 min = DXVector3(0, 0, 0);
+	DXVector3 max = DXVector3(0, 0, 0);
+
+	if (mesh->_numVertices > 0) {
+		min = max = mesh->_vertices[0]._pos;
+	}
+
+	for (int i = 0; i < mesh->_numVertices; i++) {
+		min._x = MIN(min._x, mesh->_vertices[i]._pos._x);
+		min._y = MIN(min._y, mesh->_vertices[i]._pos._y);
+		min._z = MIN(min._z, mesh->_vertices[i]._pos._z);
+
+		max._x = MAX(max._x, mesh->_vertices[i]._pos._x);
+		max._y = MAX(max._y, mesh->_vertices[i]._pos._y);
+		max._z = MAX(max._z, mesh->_vertices[i]._pos._z);
+	}
+
+	DXVector3 *vect = new DXVector3;
+	vect->_x = min._x + (max._x - min._x) / 2;
+	vect->_y = min._y + (max._y - min._y) / 2;
+	vect->_z = min._z + (max._z - min._z) / 2;
+
+	_points.add(vect);
+
+	return true;
+}
+
+} // namespace Wintermute