Initial commit

engines/freescape/objects/sensor.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 "freescape/objects/sensor.h"
+
+namespace Freescape {
+
+Sensor::Sensor(
+	uint16 objectID_,
+	const Math::Vector3d &origin_,
+	const Math::Vector3d &rotation_,
+	byte color_,
+	byte firingInterval_,
+	uint16 firingRange_,
+	uint16 axis_,
+	uint8 flags_,
+	FCLInstructionVector condition_,
+	Common::String conditionSource_) {
+	_type = kSensorType;
+	_objectID = objectID_;
+	_origin = origin_;
+	_rotation = rotation_;
+
+	if (axis_ == 0x01 || axis_ == 0x02)
+		_size = Math::Vector3d(0, 3, 3);
+	else if (axis_ == 0x04 || axis_ == 0x08)
+		_size = Math::Vector3d(3, 0, 3);
+	else if (axis_ == 0x10 || axis_ == 0x20)
+		_size = Math::Vector3d(3, 3, 0);
+	else
+		_size = Math::Vector3d(3, 3, 3);
+	_colours = new Common::Array<uint8>;
+	for (int i = 0; i < 6; i++)
+		_colours->push_back(color_);
+	_firingInterval = firingInterval_;
+	_firingRange = firingRange_;
+	_axis = axis_;
+	_flags = flags_;
+
+	if (isInitiallyInvisible())
+		makeInvisible();
+	else
+		makeVisible();
+
+	_conditionSource = conditionSource_;
+	_condition = condition_;
+	_isShooting = false;
+}
+
+void Sensor::scale(int factor) {
+	_origin = _origin / factor;
+	_size = _size / factor;
+}
+
+Object *Sensor::duplicate() {
+	Sensor *sensor = new Sensor(_objectID, _origin, _rotation, (*_colours)[0], _firingInterval, _firingRange, _axis, _flags, _condition, _conditionSource);
+	return sensor;
+}
+
+void Sensor::draw(Freescape::Renderer *gfx, float offset) {
+	gfx->renderCube(_origin, _size, _colours, nullptr, offset);
+}
+
+bool Sensor::playerDetected(const Math::Vector3d &position, Area *area) {
+	if (isDestroyed() || isInvisible())
+		return false;
+
+	Math::Vector3d diff = _origin - position;
+	bool detected = false;
+
+	if (_axis == 0x01 && diff.x() >= 0)
+		detected = true;
+	else if (_axis == 0x02 && diff.x() <= 0)
+		detected = true;
+	else if (_axis == 0x04 && diff.y() >= 0)
+		detected = true;
+	else if (_axis == 0x08 && diff.y() <= 0)
+		detected = true;
+	else if (_axis == 0x10 && diff.z() >= 0)
+		detected = true;
+	else if (_axis == 0x20 && diff.z() <= 0)
+		detected = true;
+
+	if (detected) {
+		Math::Ray sight(_origin, -diff);
+		detected = area->checkInSight(sight, diff.length());
+	}
+
+	if (detected) {
+		detected = ABS(diff.x() + ABS(diff.y())) + ABS(diff.z()) <= _firingRange;
+	}
+
+	return detected;
+}
+
+} // End of namespace Freescape