blender/source/gameengine/GameLogic/SCA_KeyboardSensor.cpp

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/*
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* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
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*
* 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 2
* of the License, or (at your option) any later version.
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*
* 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, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
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* Sensor for keyboard input
*/
2011-02-25 13:32:11 +00:00
/** \file gameengine/GameLogic/SCA_KeyboardSensor.cpp
* \ingroup gamelogic
*/
#include <stddef.h>
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#include "SCA_KeyboardSensor.h"
#include "SCA_KeyboardManager.h"
#include "SCA_LogicManager.h"
#include "StringValue.h"
#include "SCA_IInputDevice.h"
/* ------------------------------------------------------------------------- */
/* Native functions */
/* ------------------------------------------------------------------------- */
SCA_KeyboardSensor::SCA_KeyboardSensor(SCA_KeyboardManager* keybdmgr,
short int hotkey,
short int qual,
short int qual2,
bool bAllKeys,
const STR_String& targetProp,
const STR_String& toggleProp,
SCA_IObject* gameobj)
:SCA_ISensor(gameobj,keybdmgr),
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m_hotkey(hotkey),
m_qual(qual),
m_qual2(qual2),
m_bAllKeys(bAllKeys),
m_targetprop(targetProp),
m_toggleprop(toggleProp)
{
if (hotkey == SCA_IInputDevice::KX_ESCKEY)
keybdmgr->GetInputDevice()->HookEscape();
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// SetDrawColor(0xff0000ff);
BGE patch: add state engine support in the logic bricks. This patch introduces a simple state engine system with the logic bricks. This system features full backward compatibility, multiple active states, multiple state transitions, automatic disabling of sensor and actuators, full GUI support and selective display of sensors and actuators. Note: Python API is available but not documented yet. It will be added asap. State internals =============== The state system is object based. The current state mask is stored in the object as a 32 bit value; each bit set in the mask is an active state. The controllers have a state mask too but only one bit can be set: a controller belongs to a single state. The game engine will only execute controllers that belong to active states. Sensors and actuators don't have a state mask but are effectively attached to states via their links to the controllers. Sensors and actuators can be connected to more than one state. When a controller becomes inactive because of a state change, its links to sensors and actuators are temporarily broken (until the state becomes active again). If an actuator gets isolated, i.e all the links to controllers are broken, it is automatically disabled. If a sensor gets isolated, the game engine will stop calling it to save CPU. It will also reset the sensor internal state so that it can react as if the game just started when it gets reconnected to an active controller. For example, an Always sensor in no pulse mode that is connected to a single state (i.e connected to one or more controllers of a single state) will generate a pulse each time the state becomes active. This feature is not available on all sensors, see the notes below. GUI === This system system is fully configurable through the GUI: the object state mask is visible under the object bar in the controller's colum as an array of buttons just like the 3D view layer mask. Click on a state bit to only display the controllers of that state. You can select more than one state with SHIFT-click. The All button sets all the bits so that you can see all the controllers of the object. The Ini button sets the state mask back to the object default state. You can change the default state of object by first selecting the desired state mask and storing using the menu under the State button. If you define a default state mask, it will be loaded into the object state make when you load the blend file or when you run the game under the blenderplayer. However, when you run the game under Blender, the current selected state mask will be used as the startup state for the object. This allows you to test specific state during the game design. The controller display the state they belong to with a new button in the controller header. When you add a new controller, it is added by default in the lowest enabled state. You can change the controller state by clicking on the button and selecting another state. If more than one state is enabled in the object state mask, controllers are grouped by state for more readibility. The new Sta button in the sensor and actuator column header allows you to display only the sensors and actuators that are linked to visible controllers. A new state actuator is available to modify the state during the game. It defines a bit mask and the operation to apply on the current object state mask: Cpy: the bit mask is copied to the object state mask. Add: the bits that set in the bit mask will be turned on in the object state mask. Sub: the bits that set in the bit mask will be turned off in the object state mask. Inv: the bits that set in the bit mask will be inverted in the objecyy state mask. Notes ===== - Although states have no name, a simply convention consists in using the name of the first controller of the state as the state name. The GUI will support that convention by displaying as a hint the name of the first controller of the state when you move the mouse over a state bit of the object state mask or of the state actuator bit mask. - Each object has a state mask and each object can have a state engine but if several objects are part of a logical group, it is recommended to put the state engine only in the main object and to link the controllers of that object to the sensors and actuators of the different objects. - When loading an old blend file, the state mask of all objects and controllers are initialized to 1 so that all the controllers belong to this single state. This ensures backward compatibility with existing game. - When the state actuator is activated at the same time as other actuators, these actuators are guaranteed to execute before being eventually disabled due to the state change. This is useful for example to send a message or update a property at the time of changing the state. - Sensors that depend on underlying resource won't reset fully when they are isolated. By the time they are acticated again, they will behave as follow: * keyboard sensor: keys already pressed won't be detected. The keyboard sensor is only sensitive to new key press. * collision sensor: objects already colliding won't be detected. Only new collisions are detected. * near and radar sensor: same as collision sensor.
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Init();
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}
SCA_KeyboardSensor::~SCA_KeyboardSensor()
{
}
BGE patch: add state engine support in the logic bricks. This patch introduces a simple state engine system with the logic bricks. This system features full backward compatibility, multiple active states, multiple state transitions, automatic disabling of sensor and actuators, full GUI support and selective display of sensors and actuators. Note: Python API is available but not documented yet. It will be added asap. State internals =============== The state system is object based. The current state mask is stored in the object as a 32 bit value; each bit set in the mask is an active state. The controllers have a state mask too but only one bit can be set: a controller belongs to a single state. The game engine will only execute controllers that belong to active states. Sensors and actuators don't have a state mask but are effectively attached to states via their links to the controllers. Sensors and actuators can be connected to more than one state. When a controller becomes inactive because of a state change, its links to sensors and actuators are temporarily broken (until the state becomes active again). If an actuator gets isolated, i.e all the links to controllers are broken, it is automatically disabled. If a sensor gets isolated, the game engine will stop calling it to save CPU. It will also reset the sensor internal state so that it can react as if the game just started when it gets reconnected to an active controller. For example, an Always sensor in no pulse mode that is connected to a single state (i.e connected to one or more controllers of a single state) will generate a pulse each time the state becomes active. This feature is not available on all sensors, see the notes below. GUI === This system system is fully configurable through the GUI: the object state mask is visible under the object bar in the controller's colum as an array of buttons just like the 3D view layer mask. Click on a state bit to only display the controllers of that state. You can select more than one state with SHIFT-click. The All button sets all the bits so that you can see all the controllers of the object. The Ini button sets the state mask back to the object default state. You can change the default state of object by first selecting the desired state mask and storing using the menu under the State button. If you define a default state mask, it will be loaded into the object state make when you load the blend file or when you run the game under the blenderplayer. However, when you run the game under Blender, the current selected state mask will be used as the startup state for the object. This allows you to test specific state during the game design. The controller display the state they belong to with a new button in the controller header. When you add a new controller, it is added by default in the lowest enabled state. You can change the controller state by clicking on the button and selecting another state. If more than one state is enabled in the object state mask, controllers are grouped by state for more readibility. The new Sta button in the sensor and actuator column header allows you to display only the sensors and actuators that are linked to visible controllers. A new state actuator is available to modify the state during the game. It defines a bit mask and the operation to apply on the current object state mask: Cpy: the bit mask is copied to the object state mask. Add: the bits that set in the bit mask will be turned on in the object state mask. Sub: the bits that set in the bit mask will be turned off in the object state mask. Inv: the bits that set in the bit mask will be inverted in the objecyy state mask. Notes ===== - Although states have no name, a simply convention consists in using the name of the first controller of the state as the state name. The GUI will support that convention by displaying as a hint the name of the first controller of the state when you move the mouse over a state bit of the object state mask or of the state actuator bit mask. - Each object has a state mask and each object can have a state engine but if several objects are part of a logical group, it is recommended to put the state engine only in the main object and to link the controllers of that object to the sensors and actuators of the different objects. - When loading an old blend file, the state mask of all objects and controllers are initialized to 1 so that all the controllers belong to this single state. This ensures backward compatibility with existing game. - When the state actuator is activated at the same time as other actuators, these actuators are guaranteed to execute before being eventually disabled due to the state change. This is useful for example to send a message or update a property at the time of changing the state. - Sensors that depend on underlying resource won't reset fully when they are isolated. By the time they are acticated again, they will behave as follow: * keyboard sensor: keys already pressed won't be detected. The keyboard sensor is only sensitive to new key press. * collision sensor: objects already colliding won't be detected. Only new collisions are detected. * near and radar sensor: same as collision sensor.
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void SCA_KeyboardSensor::Init()
{
// this function is used when the sensor is disconnected from all controllers
// by the state engine. It reinitializes the sensor as if it was just created.
// However, if the target key is pressed when the sensor is reactivated, it
// will not generated an event (see remark in Evaluate()).
m_val = (m_invert)?1:0;
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
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m_reset = true;
BGE patch: add state engine support in the logic bricks. This patch introduces a simple state engine system with the logic bricks. This system features full backward compatibility, multiple active states, multiple state transitions, automatic disabling of sensor and actuators, full GUI support and selective display of sensors and actuators. Note: Python API is available but not documented yet. It will be added asap. State internals =============== The state system is object based. The current state mask is stored in the object as a 32 bit value; each bit set in the mask is an active state. The controllers have a state mask too but only one bit can be set: a controller belongs to a single state. The game engine will only execute controllers that belong to active states. Sensors and actuators don't have a state mask but are effectively attached to states via their links to the controllers. Sensors and actuators can be connected to more than one state. When a controller becomes inactive because of a state change, its links to sensors and actuators are temporarily broken (until the state becomes active again). If an actuator gets isolated, i.e all the links to controllers are broken, it is automatically disabled. If a sensor gets isolated, the game engine will stop calling it to save CPU. It will also reset the sensor internal state so that it can react as if the game just started when it gets reconnected to an active controller. For example, an Always sensor in no pulse mode that is connected to a single state (i.e connected to one or more controllers of a single state) will generate a pulse each time the state becomes active. This feature is not available on all sensors, see the notes below. GUI === This system system is fully configurable through the GUI: the object state mask is visible under the object bar in the controller's colum as an array of buttons just like the 3D view layer mask. Click on a state bit to only display the controllers of that state. You can select more than one state with SHIFT-click. The All button sets all the bits so that you can see all the controllers of the object. The Ini button sets the state mask back to the object default state. You can change the default state of object by first selecting the desired state mask and storing using the menu under the State button. If you define a default state mask, it will be loaded into the object state make when you load the blend file or when you run the game under the blenderplayer. However, when you run the game under Blender, the current selected state mask will be used as the startup state for the object. This allows you to test specific state during the game design. The controller display the state they belong to with a new button in the controller header. When you add a new controller, it is added by default in the lowest enabled state. You can change the controller state by clicking on the button and selecting another state. If more than one state is enabled in the object state mask, controllers are grouped by state for more readibility. The new Sta button in the sensor and actuator column header allows you to display only the sensors and actuators that are linked to visible controllers. A new state actuator is available to modify the state during the game. It defines a bit mask and the operation to apply on the current object state mask: Cpy: the bit mask is copied to the object state mask. Add: the bits that set in the bit mask will be turned on in the object state mask. Sub: the bits that set in the bit mask will be turned off in the object state mask. Inv: the bits that set in the bit mask will be inverted in the objecyy state mask. Notes ===== - Although states have no name, a simply convention consists in using the name of the first controller of the state as the state name. The GUI will support that convention by displaying as a hint the name of the first controller of the state when you move the mouse over a state bit of the object state mask or of the state actuator bit mask. - Each object has a state mask and each object can have a state engine but if several objects are part of a logical group, it is recommended to put the state engine only in the main object and to link the controllers of that object to the sensors and actuators of the different objects. - When loading an old blend file, the state mask of all objects and controllers are initialized to 1 so that all the controllers belong to this single state. This ensures backward compatibility with existing game. - When the state actuator is activated at the same time as other actuators, these actuators are guaranteed to execute before being eventually disabled due to the state change. This is useful for example to send a message or update a property at the time of changing the state. - Sensors that depend on underlying resource won't reset fully when they are isolated. By the time they are acticated again, they will behave as follow: * keyboard sensor: keys already pressed won't be detected. The keyboard sensor is only sensitive to new key press. * collision sensor: objects already colliding won't be detected. Only new collisions are detected. * near and radar sensor: same as collision sensor.
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}
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CValue* SCA_KeyboardSensor::GetReplica()
{
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
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SCA_KeyboardSensor* replica = new SCA_KeyboardSensor(*this);
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// this will copy properties and so on...
replica->ProcessReplica();
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
replica->Init();
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return replica;
}
short int SCA_KeyboardSensor::GetHotkey()
{
return m_hotkey;
}
bool SCA_KeyboardSensor::IsPositiveTrigger()
{
bool result = (m_val != 0);
if (m_invert)
result = !result;
return result;
}
bool SCA_KeyboardSensor::TriggerOnAllKeys()
{
return m_bAllKeys;
}
bool SCA_KeyboardSensor::Evaluate()
2002-10-12 11:37:38 +00:00
{
bool result = false;
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
bool reset = m_reset && m_level;
bool qual = true;
bool qual_change = false;
short int m_val_orig = m_val;
SCA_IInputDevice* inputdev = ((SCA_KeyboardManager *)m_eventmgr)->GetInputDevice();
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// cerr << "SCA_KeyboardSensor::Eval event, sensing for "<< m_hotkey << " at device " << inputdev << "\n";
/* See if we need to do logging: togPropState exists and is
* different from 0 */
CValue* myparent = GetParent();
CValue* togPropState = myparent->GetProperty(m_toggleprop);
if (togPropState &&
(((int)togPropState->GetNumber()) != 0) )
{
LogKeystrokes();
}
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
m_reset = false;
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/* Now see whether events must be bounced. */
if (m_bAllKeys)
{
bool justactivated = false;
bool justreleased = false;
bool active = false;
2002-10-12 11:37:38 +00:00
for (int i=SCA_IInputDevice::KX_BEGINKEY ; i<= SCA_IInputDevice::KX_ENDKEY;i++)
2002-10-12 11:37:38 +00:00
{
const SCA_InputEvent & inevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) i);
switch (inevent.m_status)
{
case SCA_InputEvent::KX_JUSTACTIVATED:
2002-10-12 11:37:38 +00:00
justactivated = true;
break;
case SCA_InputEvent::KX_JUSTRELEASED:
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justreleased = true;
break;
case SCA_InputEvent::KX_ACTIVE:
active = true;
break;
2010-10-20 12:33:00 +00:00
case SCA_InputEvent::KX_NO_INPUTSTATUS:
/* do nothing */
break;
2002-10-12 11:37:38 +00:00
}
}
if (justactivated)
{
m_val=1;
result = true;
} else
{
if (justreleased)
{
m_val=(active)?1:0;
2002-10-12 11:37:38 +00:00
result = true;
} else
{
if (active)
{
if (m_val == 0)
{
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
m_val = 1;
if (m_level) {
result = true;
}
}
} else
{
if (m_val == 1)
{
m_val = 0;
result = true;
}
}
2002-10-12 11:37:38 +00:00
}
if (m_tap)
// special case for tap mode: only generate event for new activation
result = false;
2002-10-12 11:37:38 +00:00
}
} else
{
// cerr << "======= SCA_KeyboardSensor::Evaluate:: peeking at key status" << endl;
const SCA_InputEvent & inevent = inputdev->GetEventValue(
(SCA_IInputDevice::KX_EnumInputs) m_hotkey);
2002-10-12 11:37:38 +00:00
// cerr << "======= SCA_KeyboardSensor::Evaluate:: status: " << inevent.m_status << endl;
/* Check qualifier keys
* - see if the qualifiers we request are pressed - 'qual' true/false
* - see if the qualifiers we request changed their state - 'qual_change' true/false
*/
if (m_qual > 0) {
const SCA_InputEvent & qualevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) m_qual);
switch(qualevent.m_status) {
case SCA_InputEvent::KX_NO_INPUTSTATUS:
qual = false;
break;
case SCA_InputEvent::KX_JUSTRELEASED:
qual_change = true;
qual = false;
break;
case SCA_InputEvent::KX_JUSTACTIVATED:
qual_change = true;
2010-10-20 12:33:00 +00:00
case SCA_InputEvent::KX_ACTIVE:
/* do nothing */
break;
}
}
if (m_qual2 > 0 && qual==true) {
const SCA_InputEvent & qualevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) m_qual2);
/* copy of above */
switch(qualevent.m_status) {
case SCA_InputEvent::KX_NO_INPUTSTATUS:
qual = false;
break;
case SCA_InputEvent::KX_JUSTRELEASED:
qual_change = true;
qual = false;
break;
case SCA_InputEvent::KX_JUSTACTIVATED:
qual_change = true;
2010-10-20 12:33:00 +00:00
case SCA_InputEvent::KX_ACTIVE:
/* do nothing */
break;
}
}
/* done reading qualifiers */
2002-10-12 11:37:38 +00:00
if (inevent.m_status == SCA_InputEvent::KX_NO_INPUTSTATUS)
{
if (m_val == 1)
{
// this situation may occur after a scene suspend: the keyboard release
// event was not captured, produce now the event off
m_val = 0;
result = true;
}
2002-10-12 11:37:38 +00:00
} else
{
if (inevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED)
{
m_val=1;
result = true;
} else
{
if (inevent.m_status == SCA_InputEvent::KX_JUSTRELEASED)
{
m_val = 0;
result = true;
} else
{
if (inevent.m_status == SCA_InputEvent::KX_ACTIVE)
{
if (m_val == 0)
{
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
m_val = 1;
if (m_level)
{
result = true;
}
}
}
2002-10-12 11:37:38 +00:00
}
}
}
/* Modify the key state based on qual(s)
* Tested carefuly. dont touch unless your really sure.
* note, this will only change the results if key modifiers are set.
*
* When all modifiers and keys are positive
* - pulse true
*
* When ANY of the modifiers or main key become inactive,
* - pulse false
*/
if (qual==false) { /* one of the qualifiers are not pressed */
if (m_val_orig && qual_change) { /* we were originally enabled, but a qualifier changed */
result = true;
} else {
result = false;
}
m_val = 0; /* since one of the qualifiers is not on, set the state to false */
} else { /* we done have any qualifiers or they are all pressed */
if (m_val && qual_change) { /* the main key state is true and our qualifier just changed */
result = true;
}
}
/* done with key quals */
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}
BGE logic update: new servo control motion actuator, new distance constraint actuator, new orientation constraint actuator, new actuator sensor. General ======= - Removal of Damp option in motion actuator (replaced by Servo control motion). - No PyDoc at present, will be added soon. Generalization of the Lvl option ================================ A sensor with the Lvl option selected will always produce an event at the start of the game or when entering a state or at object creation. The event will be positive or negative depending of the sensor condition. A negative pulse makes sense when used with a NAND controller: it will be converted into an actuator activation. Servo control motion ==================== A new variant of the motion actuator allows to control speed with force. The control if of type "PID" (Propotional, Integral, Derivate): the force is automatically adapted to achieve the target speed. All the parameters of the servo controller are configurable. The result is a great variety of motion style: anysotropic friction, flying, sliding, pseudo Dloc... This actuator should be used in preference to Dloc and LinV as it produces more fluid movements and avoids the collision problem with Dloc. LinV : target speed as (X,Y,Z) vector in local or world coordinates (mostly useful in local coordinates). Limit: the force can be limited along each axis (in the same coordinates of LinV). No limitation means that the force will grow as large as necessary to achieve the target speed along that axis. Set a max value to limit the accelaration along an axis (slow start) and set a min value (negative) to limit the brake force. P: Proportional coefficient of servo controller, don't set directly unless you know what you're doing. I: Integral coefficient of servo controller. Use low value (<0.1) for slow reaction (sliding), high values (>0.5) for hard control. The P coefficient will be automatically set to 60 times the I coefficient (a reasonable value). D: Derivate coefficient. Leave to 0 unless you know what you're doing. High values create instability. Notes: - This actuator works perfectly in zero friction environment: the PID controller will simulate friction by applying force as needed. - This actuator is compatible with simple Drot motion actuator but not with LinV and Dloc motion. - (0,0,0) is a valid target speed. - All parameters are accessible through Python. Distance constraint actuator ============================ A new variant of the constraint actuator allows to set the distance and orientation relative to a surface. The controller uses a ray to detect the surface (or any object) and adapt the distance and orientation parallel to the surface. Damp: Time constant (in nb of frames) of distance and orientation control. Dist: Select to enable distance control and set target distance. The object will be position at the given distance of surface along the ray direction. Direction: chose a local axis as the ray direction. Range: length of ray. Objecgt within this distance will be detected. N : Select to enable orientation control. The actuator will change the orientation and the location of the object so that it is parallel to the surface at the vertical of the point of contact of the ray. M/P : Select to enable material detection. Default is property detection. Property/Material: name of property/material that the target of ray must have to be detected. If not set, property/ material filter is disabled and any collisioning object within range will be detected. PER : Select to enable persistent operation. Normally the actuator disables itself automatically if the ray does not reach a valid target. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. rotDamp: Time constant (in nb of frame) of orientation control. 0 : use Damp parameter. >0: use a different time constant for orientation. Notes: - If neither N nor Dist options are set, the actuator does not change the position and orientation of the object; it works as a ray sensor. - The ray has no "X-ray" capability: if the first object hit does not have the required property/material, it returns no hit and the actuator disables itself unless PER option is enabled. - This actuator changes the position and orientation but not the speed of the object. This has an important implication in a gravity environment: the gravity will cause the speed to increase although the object seems to stay still (it is repositioned at each frame). The gravity must be compensated in one way or another. the new servo control motion actuator is the simplest way: set the target speed along the ray axis to 0 and the servo control will automatically compensate the gravity. - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important) - All parameters are accessible through Python. Orientation constraint ====================== A new variant of the constraint actuator allows to align an object axis along a global direction. Damp : Time constant (in nb of frames) of orientation control. X,Y,Z: Global coordinates of reference direction. time : Maximum activation time of actuator. 0 : unlimited. >0: number of frames before automatic deactivation. Notes: - (X,Y,Z) = (0,0,0) is not a valid direction - This actuator changes the orientation of the object and will conflict with Drot motion unless it is placed BEFORE the Drot motion actuator (the order of actuator is important). - This actuator doesn't change the location and speed. It is compatible with gravity. - All parameters are accessible through Python. Actuator sensor =============== This sensor detects the activation and deactivation of actuators of the same object. The sensor generates a positive pulse when the corresponding sensor is activated and a negative pulse when it is deactivated (the contrary if the Inv option is selected). This is mostly useful to chain actions and to detect the loss of contact of the distance motion actuator. Notes: - Actuators are disabled at the start of the game; if you want to detect the On-Off transition of an actuator after it has been activated at least once, unselect the Lvl and Inv options and use a NAND controller. - Some actuators deactivates themselves immediately after being activated. The sensor detects this situation as an On-Off transition. - The actuator name can be set through Python.
2008-07-04 08:14:50 +00:00
if (reset)
// force an event
result = true;
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return result;
}
void SCA_KeyboardSensor::AddToTargetProp(int keyIndex)
{
if (IsPrintable(keyIndex)) {
CValue* tprop = GetParent()->GetProperty(m_targetprop);
if (tprop) {
/* overwrite the old property */
if (IsDelete(keyIndex)) {
/* strip one char, if possible */
STR_String newprop = tprop->GetText();
int oldlength = newprop.Length();
if (oldlength >= 1 ) {
newprop.SetLength(oldlength - 1);
CStringValue * newstringprop = new CStringValue(newprop, m_targetprop);
GetParent()->SetProperty(m_targetprop, newstringprop);
newstringprop->Release();
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}
} else {
/* append */
char pchar = ToCharacter(keyIndex, IsShifted());
STR_String newprop = tprop->GetText() + pchar;
CStringValue * newstringprop = new CStringValue(newprop, m_targetprop);
GetParent()->SetProperty(m_targetprop, newstringprop);
newstringprop->Release();
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}
} else {
if (!IsDelete(keyIndex)) {
/* Make a new property. Deletes can be ignored. */
char pchar = ToCharacter(keyIndex, IsShifted());
STR_String newprop = pchar;
CStringValue * newstringprop = new CStringValue(newprop, m_targetprop);
GetParent()->SetProperty(m_targetprop, newstringprop);
newstringprop->Release();
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}
}
}
}
/**
* Tests whether shift is pressed
*/
bool SCA_KeyboardSensor::IsShifted(void)
{
SCA_IInputDevice* inputdev = ((SCA_KeyboardManager *)m_eventmgr)->GetInputDevice();
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if ( (inputdev->GetEventValue(SCA_IInputDevice::KX_RIGHTSHIFTKEY).m_status
== SCA_InputEvent::KX_ACTIVE)
|| (inputdev->GetEventValue(SCA_IInputDevice::KX_RIGHTSHIFTKEY).m_status
== SCA_InputEvent::KX_JUSTACTIVATED)
|| (inputdev->GetEventValue(SCA_IInputDevice::KX_LEFTSHIFTKEY).m_status
== SCA_InputEvent::KX_ACTIVE)
|| (inputdev->GetEventValue(SCA_IInputDevice::KX_LEFTSHIFTKEY).m_status
== SCA_InputEvent::KX_JUSTACTIVATED)
) {
return true;
} else {
return false;
}
}
void SCA_KeyboardSensor::LogKeystrokes(void)
{
SCA_IInputDevice* inputdev = ((SCA_KeyboardManager *)m_eventmgr)->GetInputDevice();
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int num = inputdev->GetNumActiveEvents();
/* weird loop, this one... */
if (num > 0)
{
int index = 0;
/* Check on all keys whether they were pushed. This does not
* untangle the ordering, so don't type too fast :) */
for (int i=SCA_IInputDevice::KX_BEGINKEY ; i<= SCA_IInputDevice::KX_ENDKEY;i++)
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{
const SCA_InputEvent & inevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) i);
if (inevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED) //NO_INPUTSTATUS)
{
if (index < num)
{
AddToTargetProp(i);
index++;
}
}
}
}
}
#ifdef WITH_PYTHON
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/* ------------------------------------------------------------------------- */
/* Python Functions */
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/* ------------------------------------------------------------------------- */
KX_PYMETHODDEF_DOC_O(SCA_KeyboardSensor, getKeyStatus,
"getKeyStatus(keycode)\n"
"\tGet the given key's status (KX_NO_INPUTSTATUS, KX_JUSTACTIVATED, KX_ACTIVE or KX_JUSTRELEASED).\n")
{
if (!PyLong_Check(value)) {
PyErr_SetString(PyExc_ValueError, "sensor.getKeyStatus(int): Keyboard Sensor, expected an int");
return NULL;
}
int keycode = PyLong_AsSsize_t(value);
if ((keycode < SCA_IInputDevice::KX_BEGINKEY)
|| (keycode > SCA_IInputDevice::KX_ENDKEY)){
PyErr_SetString(PyExc_AttributeError, "sensor.getKeyStatus(int): Keyboard Sensor, invalid keycode specified!");
return NULL;
}
SCA_IInputDevice* inputdev = ((SCA_KeyboardManager *)m_eventmgr)->GetInputDevice();
const SCA_InputEvent & inevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) keycode);
return PyLong_FromSsize_t(inevent.m_status);
}
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/* ------------------------------------------------------------------------- */
/* Python Integration Hooks */
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/* ------------------------------------------------------------------------- */
PyTypeObject SCA_KeyboardSensor::Type = {
PyVarObject_HEAD_INIT(NULL, 0)
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"SCA_KeyboardSensor",
sizeof(PyObjectPlus_Proxy),
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0,
py_base_dealloc,
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0,
0,
0,
0,
py_base_repr,
0,0,0,0,0,0,0,0,0,
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
0,0,0,0,0,0,0,
Methods,
0,
0,
&SCA_ISensor::Type,
0,0,0,0,0,0,
py_base_new
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};
PyMethodDef SCA_KeyboardSensor::Methods[] = {
KX_PYMETHODTABLE_O(SCA_KeyboardSensor, getKeyStatus),
{NULL,NULL} //Sentinel
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};
PyAttributeDef SCA_KeyboardSensor::Attributes[] = {
KX_PYATTRIBUTE_RO_FUNCTION("events", SCA_KeyboardSensor, pyattr_get_events),
KX_PYATTRIBUTE_BOOL_RW("useAllKeys",SCA_KeyboardSensor,m_bAllKeys),
KX_PYATTRIBUTE_INT_RW("key",0,SCA_IInputDevice::KX_ENDKEY,true,SCA_KeyboardSensor,m_hotkey),
KX_PYATTRIBUTE_SHORT_RW("hold1",0,SCA_IInputDevice::KX_ENDKEY,true,SCA_KeyboardSensor,m_qual),
KX_PYATTRIBUTE_SHORT_RW("hold2",0,SCA_IInputDevice::KX_ENDKEY,true,SCA_KeyboardSensor,m_qual2),
KX_PYATTRIBUTE_STRING_RW("toggleProperty",0,100,false,SCA_KeyboardSensor,m_toggleprop),
KX_PYATTRIBUTE_STRING_RW("targetProperty",0,100,false,SCA_KeyboardSensor,m_targetprop),
{ NULL } //Sentinel
};
PyObject* SCA_KeyboardSensor::pyattr_get_events(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
SCA_KeyboardSensor* self= static_cast<SCA_KeyboardSensor*>(self_v);
SCA_IInputDevice* inputdev = ((SCA_KeyboardManager *)self->m_eventmgr)->GetInputDevice();
PyObject* resultlist = PyList_New(0);
for (int i=SCA_IInputDevice::KX_BEGINKEY ; i<= SCA_IInputDevice::KX_ENDKEY;i++)
{
const SCA_InputEvent & inevent = inputdev->GetEventValue((SCA_IInputDevice::KX_EnumInputs) i);
if (inevent.m_status != SCA_InputEvent::KX_NO_INPUTSTATUS)
{
PyObject* keypair = PyList_New(2);
PyList_SET_ITEM(keypair,0,PyLong_FromSsize_t(i));
PyList_SET_ITEM(keypair,1,PyLong_FromSsize_t(inevent.m_status));
PyList_Append(resultlist,keypair);
}
}
return resultlist;
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}
#endif // WITH_PYTHON
/* Accessed from python */
// this code looks ugly, please use an ordinary hashtable
char ToCharacter(int keyIndex, bool shifted)
{
/* numerals */
if ( (keyIndex >= SCA_IInputDevice::KX_ZEROKEY)
&& (keyIndex <= SCA_IInputDevice::KX_NINEKEY) ) {
if (shifted) {
char numshift[] = ")!@#$%^&*(";
return numshift[keyIndex - '0'];
} else {
return keyIndex - SCA_IInputDevice::KX_ZEROKEY + '0';
}
}
/* letters... always lowercase... is that desirable? */
if ( (keyIndex >= SCA_IInputDevice::KX_AKEY)
&& (keyIndex <= SCA_IInputDevice::KX_ZKEY) ) {
if (shifted) {
return keyIndex - SCA_IInputDevice::KX_AKEY + 'A';
} else {
return keyIndex - SCA_IInputDevice::KX_AKEY + 'a';
}
}
if (keyIndex == SCA_IInputDevice::KX_SPACEKEY) {
return ' ';
}
if (keyIndex == SCA_IInputDevice::KX_RETKEY || keyIndex == SCA_IInputDevice::KX_PADENTER) {
return '\n';
}
if (keyIndex == SCA_IInputDevice::KX_PADASTERKEY) {
return '*';
}
if (keyIndex == SCA_IInputDevice::KX_TABKEY) {
return '\t';
}
/* comma to period */
char commatoperiod[] = ",-.";
char commatoperiodshifted[] = "<_>";
if (keyIndex == SCA_IInputDevice::KX_COMMAKEY) {
if (shifted) {
return commatoperiodshifted[0];
} else {
return commatoperiod[0];
}
}
if (keyIndex == SCA_IInputDevice::KX_MINUSKEY) {
if (shifted) {
return commatoperiodshifted[1];
} else {
return commatoperiod[1];
}
}
if (keyIndex == SCA_IInputDevice::KX_PERIODKEY) {
if (shifted) {
return commatoperiodshifted[2];
} else {
return commatoperiod[2];
}
}
/* semicolon to rightbracket */
char semicolontorightbracket[] = ";\'`/\\=[]";
char semicolontorightbracketshifted[] = ":\"~\?|+{}";
if ((keyIndex >= SCA_IInputDevice::KX_SEMICOLONKEY)
&& (keyIndex <= SCA_IInputDevice::KX_RIGHTBRACKETKEY)) {
if (shifted) {
return semicolontorightbracketshifted[keyIndex - SCA_IInputDevice::KX_SEMICOLONKEY];
} else {
return semicolontorightbracket[keyIndex - SCA_IInputDevice::KX_SEMICOLONKEY];
}
}
/* keypad2 to padplus */
char pad2topadplus[] = "246813579. 0- +";
if ((keyIndex >= SCA_IInputDevice::KX_PAD2)
&& (keyIndex <= SCA_IInputDevice::KX_PADPLUSKEY)) {
return pad2topadplus[keyIndex - SCA_IInputDevice::KX_PAD2];
}
return '!';
}
/**
* Determine whether this character can be printed. We cannot use
* the library functions here, because we need to test our own
* keycodes. */
bool IsPrintable(int keyIndex)
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{
/* only print
* - numerals: KX_ZEROKEY to KX_NINEKEY
* - alphas: KX_AKEY to KX_ZKEY.
* - specials: KX_RETKEY, KX_PADASTERKEY, KX_PADCOMMAKEY to KX_PERIODKEY,
* KX_TABKEY , KX_SEMICOLONKEY to KX_RIGHTBRACKETKEY,
* KX_PAD2 to KX_PADPLUSKEY
* - delete and backspace: also printable in the sense that they modify
* the string
* - retkey: should this be printable?
* - virgule: prints a space... don't know which key that's supposed
* to be...
*/
if ( ((keyIndex >= SCA_IInputDevice::KX_ZEROKEY)
&& (keyIndex <= SCA_IInputDevice::KX_NINEKEY))
|| ((keyIndex >= SCA_IInputDevice::KX_AKEY)
&& (keyIndex <= SCA_IInputDevice::KX_ZKEY))
|| (keyIndex == SCA_IInputDevice::KX_SPACEKEY)
|| (keyIndex == SCA_IInputDevice::KX_RETKEY)
|| (keyIndex == SCA_IInputDevice::KX_PADENTER)
|| (keyIndex == SCA_IInputDevice::KX_PADASTERKEY)
|| (keyIndex == SCA_IInputDevice::KX_TABKEY)
|| ((keyIndex >= SCA_IInputDevice::KX_COMMAKEY)
&& (keyIndex <= SCA_IInputDevice::KX_PERIODKEY))
|| ((keyIndex >= SCA_IInputDevice::KX_SEMICOLONKEY)
&& (keyIndex <= SCA_IInputDevice::KX_RIGHTBRACKETKEY))
|| ((keyIndex >= SCA_IInputDevice::KX_PAD2)
&& (keyIndex <= SCA_IInputDevice::KX_PADPLUSKEY))
|| (keyIndex == SCA_IInputDevice::KX_DELKEY)
|| (keyIndex == SCA_IInputDevice::KX_BACKSPACEKEY)
)
{
return true;
} else {
return false;
}
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}
/**
* Tests whether this is a delete key.
*/
bool IsDelete(int keyIndex)
{
if ( (keyIndex == SCA_IInputDevice::KX_DELKEY)
|| (keyIndex == SCA_IInputDevice::KX_BACKSPACEKEY) ) {
return true;
} else {
return false;
}
}