178 lines
4.9 KiB
C++
178 lines
4.9 KiB
C++
// Filename: driveInterface.h
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// Created by: drose (17Feb00)
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//
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////////////////////////////////////////////////////////////////////
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#ifndef DRIVEINTERFACE_H
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#define DRIVEINTERFACE_H
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#include <pandabase.h>
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#include <dataNode.h>
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#include <vec3DataTransition.h>
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#include <vec3DataAttribute.h>
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#include <matrixDataTransition.h>
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#include <matrixDataAttribute.h>
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#include <nodeAttributes.h>
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#include <luse.h>
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#include <lmatrix.h>
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////////////////////////////////////////////////////////////////////
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// Class : DriveInterface
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// Description : This is a TFormer, similar to Trackball, that moves
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// around a transform matrix in response to mouse input.
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// The basic motion is on a horizontal plane, as if
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// driving a vehicle.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA DriveInterface : public DataNode {
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PUBLISHED:
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DriveInterface(const string &name = "");
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~DriveInterface();
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void set_forward_speed(float speed);
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float get_forward_speed() const;
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void set_reverse_speed(float speed);
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float get_reverse_speed() const;
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void set_rotate_speed(float speed);
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float get_rotate_speed() const;
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void set_vertical_dead_zone(float zone);
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float get_vertical_dead_zone() const;
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void set_horizontal_dead_zone(float zone);
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float get_horizontal_dead_zone() const;
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void set_vertical_ramp_up_time(float ramp_up_time);
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float get_vertical_ramp_up_time() const;
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void set_vertical_ramp_down_time(float ramp_down_time);
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float get_vertical_ramp_down_time() const;
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void set_horizontal_ramp_up_time(float ramp_up_time);
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float get_horizontal_ramp_up_time() const;
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void set_horizontal_ramp_down_time(float ramp_down_time);
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float get_horizontal_ramp_down_time() const;
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float get_speed() const;
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float get_rot_speed() const;
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void reset();
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/// **** Translation ****
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const LPoint3f &get_pos() const;
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float get_x() const;
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float get_y() const;
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float get_z() const;
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void set_pos(const LVecBase3f &vec);
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void set_pos(float x, float y, float z);
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void set_x(float x);
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void set_y(float y);
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void set_z(float z);
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/// **** Rotation ****
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const LVecBase3f &get_hpr() const;
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float get_h() const;
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float get_p() const;
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float get_r() const;
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void set_hpr(const LVecBase3f &hpr);
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void set_hpr(float h, float p, float r);
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void set_h(float h);
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void set_p(float p);
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void set_r(float r);
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void set_force_roll(float force_roll);
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bool is_force_roll() const;
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void clear_force_roll();
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void set_coordinate_system(CoordinateSystem cs);
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CoordinateSystem get_coordinate_system() const;
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void set_mat(const LMatrix4f &mat);
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const LMatrix4f &get_mat() const;
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void force_dgraph();
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private:
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void apply(double x, double y, bool any_button);
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void reextract();
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void recompute();
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float _forward_speed; // units / sec, mouse all the way up
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float _reverse_speed; // units / sec, mouse all the way down
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float _rotate_speed; // degrees / sec, mouse all the way over
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float _vertical_dead_zone; // fraction of window size
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float _horizontal_dead_zone; // fraction of window size
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float _vertical_center; // window units, 0 = center, -1 = bottom, 1 = top
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float _horizontal_center; // window units, 0 = center, -1 = left, 1 = right
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// The time it takes to ramp up to full speed from a stop (or return
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// to a stop from full speed) when using the keyboard.
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float _vertical_ramp_up_time;
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float _vertical_ramp_down_time;
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float _horizontal_ramp_up_time;
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float _horizontal_ramp_down_time;
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float _speed; // instantaneous units / sec
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float _rot_speed; // instantaneous rotational units / sec
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LPoint3f _xyz;
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LVecBase3f _hpr;
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LMatrix4f _mat;
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float _force_roll;
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bool _is_force_roll;
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CoordinateSystem _cs;
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// Remember which arrow keys are being held down and which aren't,
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// and at what point they last changed state.
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class KeyHeld {
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public:
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KeyHeld();
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float get_effect(float ramp_up_time, float ramp_down_time);
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void set_key(bool down);
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void clear();
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bool operator < (const KeyHeld &other) const;
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float _effect;
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bool _down;
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double _changed_time;
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float _effect_at_change;
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};
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KeyHeld _up_arrow, _down_arrow;
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KeyHeld _left_arrow, _right_arrow;
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////////////////////////////////////////////////////////////////////
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// From parent class DataNode
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////////////////////////////////////////////////////////////////////
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public:
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virtual void
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transmit_data(NodeAttributes &data);
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NodeAttributes _attrib;
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PT(MatrixDataAttribute) _transform;
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// inputs
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static TypeHandle _mods_type;
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static TypeHandle _xyz_type;
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static TypeHandle _button_events_type;
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// outputs
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static TypeHandle _transform_type;
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type();
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private:
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static TypeHandle _type_handle;
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};
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#endif
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