floorface.h

/* 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/>.
 *
 */

#ifndef STARK_RESOURCES_FLOOR_FACE_H
#define STARK_RESOURCES_FLOOR_FACE_H

#include "common/array.h"
#include "common/str.h"

#include "math/ray.h"
#include "math/vector3d.h"

#include "engines/stark/resources/object.h"

namespace Stark {

namespace Formats {
class XRCReadStream;
}

namespace Resources {

class FloorEdge;

class FloorFace : public Object {
public:
    static const Type::ResourceType TYPE = Type::kFloorFace;

    FloorFace(Object *parent, byte subType, uint16 index, const Common::String &name);
    virtual ~FloorFace();

    // Resource API
    void onAllLoaded() override;

    bool isPointInside(const Math::Vector3d &point) const;

    void computePointHeight(Math::Vector3d &point) const;

    bool intersectRay(const Math::Ray &ray, Math::Vector3d &intersection) const;

    float distanceToRay(const Math::Ray &ray) const;

    float getDistanceFromCamera() const;

    int16 getVertexIndex(int32 index) const;

    void addEdge(FloorEdge *edge);

    Common::Array<FloorEdge *> getEdges() const;

    FloorEdge *findNearestEdge(const Math::Vector3d &point) const;

    Math::Vector3d getCenter() const;

    bool hasVertices() const;

    void enable(bool enable);
    bool isEnabled() const;

protected:
    void readData(Formats::XRCReadStream *stream) override;
    void printData() override;

    int16 _indices[3];
    Math::Vector3d _vertices[3];

    Common::Array<FloorEdge *> _edges; // Owned by Floor

    float _distanceFromCamera;
    float _unk2;
};

} // End of namespace Resources
} // End of namespace Stark

#endif // STARK_RESOURCES_FLOOR_FACE_H