Cachya – Head Tracking Software User`s Manual (revision 2.1.001)
Contents
1. signs may be displayed in this window to indicate objects that are being tracked by software 6DOF Demo window This is the window for a build in 3D demo application with a view point being controlled by user s head This demo consumes quite a bit of CPU resource and will be automatically disabled when software is not the top application on desktop Tracking area Tracking r Preferred Contrast aj Filter Stabilizer ee l a Accuracy YPAxyz re Tracking Area e Activity meters These are 6 level meters that reflect activity levels of each moving degree Y P R x y and z represent Yaw Pitch Roll horizontal translation vertical translation and zooming respectively When user is holding his head steady the activity levels should stay low high activity level indicates high tracking noise e Preferred Contrast Slid Bar Use this slid bar to adjust Preferred Contrast Software looks for objects that have higher contrast than the preferred contrast setting Setting this parameter too high may result in frequently losing track too low consumes extra CPU resource and may cause bad tracking performance as well e Filter Slid Bar Use this slid bar to control noise filter Higher setting reduces more noise but gives sluggish response time e Stabilizer Slid Bar Use this slid bar to control software stabilizer which is designed to remove shaking None of the Stabiliz2. 8 6 1 8 6 2 8 6 3 8 6 4 8 6 5 8 6 6 About Virtual Joystick Switch among modes Hot Keys in normal mode Hot Keys in Axes Calibration Mode Hot Keys in POV Switch Calibration Mode Hot Keys in Button Calibration Mode 8 7 Software Upgrade 9 Limited Warranty 1 Forward Information in this User s Manual is subject to change without notice and does not represent a commitment on the part of Cachya Software The software described in this User s Manual is furnished under a license agreement and may be used only in accordance with the terms of said license agreement This document is copyright 2007 Cachya Software All rights reserved No part of this publication may be reproduced in any form by any means without express written permission How to use the Manual This document covers the usage of both Trial version and Full version software Features that are limited or not available in Trial version are mentioned in each related section of the document We strongly recommend reading this manual before using Cachya Head Tracking Software For those who want to quickly jump in and start experimenting with the software Getting Started is a good starting point If you encounter problems please consult other sections of this document Introduction Cachya is real time DOF Degrees Of Freedom head tracking software It analyzes an input video stream looks for a unique SIGN that can be put on user s hat and dete
3. construed as a sale of any right in the SOFTWARE 3 COPYRIGHT The SOFTWARE is protected by United States copyright law and international treaty provisions You acknowledge that no title to the intellectual property in the SOFTWARE is transferred to you You further acknowledge that title and full ownership rights to the SOFTWARE will remain the exclusive property of Cachya Software and you will not acquire any rights to the SOFTWARE except as expressly set forth in this license You agree that any copies of the SOFTWARE will contain the same proprietary notices which appear on and in the SOFTWARE 4 REVERSE ENGINEERING You agree that you will not attempt to reverse compile modify translate or disassemble the SOFTWARE in whole or in part 5 NO OTHER WARRANTIES Cachya Software DOES NOT WARRANT THAT THE SOFTWARE IS ERROR FREE CACHYA SOFTWARE DISCLAIMS ALL OTHER WARRANTIES WITH RESPECT TO THE SOFTWARE EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTIES OR LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY MAY LAST OR THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM JURISDICTION TO JURIS
4. dialog box FSX Configuration button This button brings up FSX Configuration dialog box Check this box to enable mouse simulation Joystick Axes Axis lean X Y Rotation yaw NM Y Axis shrug X X Rotation pitch bd Z Axis zoom Z Rotation ron m POY Switch Triger By Triger Threshold POV Horizontal yaw X Ann POV Vertical pitch n m Joystick Buttons Triger By Triger Threshold Button 1 2 lean V Repeat lt o Button 3 4 shrugs V Repeat PE Button 5 6 zoom M Repeat o Button 7 8 button 728 D Repeat Joystick Configuration Dialog 6 combo boxes in this area allow user to map each axes of the virtual joystick to a head positions or an axis of a physical joystick device Only the first physical joystick device can be used as mapping input e Allows user to control an 8 way POV switch of the virtual joystick with head positions for instance yaw and pitch e Trigger threshold determines the dead zone area in which POV switch is not triggered but stay in the middle 8 3 3 Joystick Buttons area e Allows user to control 4 pairs of joystick buttons with head positions Each pair reflects one analog axis e Trigger threshold determines the dead zone area in which both buttons are triggered e Repeat check box when checked up sets the button pair to repeating mode e Buttons can also be mapped to buttons of the first physical joystick de
5. mid resolution webcam 320 240 we recommend the regular size head sign Its image can be downloaded from here For a lower resolution webcam we recommend the bigger size head sign its image can be downloaded from here Print out the downloaded image on non reflective white paper Trim the image along the border with a scissors or sharp knife then fold and attach it as shown in the pictures below e Next mount it on your hat with double sided tape last picture above e Put the hat on with the Head Sign side facing the camera 6 5 Enable real time video tracking 6 5 1 Video capture device Note Cachya works with video capture devices that support either VFW or DirectX Most USB webcams support both of them Please use DirectX driver whenever it is available e Make sure that a compatible video capture device is installed on your computer before launching Cachya e Inacombo box right above the Load Video button all available devices are listed e Identify and select the device you want to use as video source Software will connect and initialize the device and display a living video in the preview window e Ifyou have put on the head sign software may recognize and lock on it right away Don t worry if it doesn t we usually need to make some adjustments on the video quality for the tracking algorithm to work properly 6 5 2 Deal with video frame rate Note Video frame rate is displayed in the status bar It
6. slider to its low end leftmost More and more signs will show up This means more objects are attracting the attention of the software In the opposite direction all signs will disappear gradually eventually the sign will become unstable and disappear as well Pay attention to the meters gauges and 3D demo to see how they become unstable and disappear Setting the Preferred Contrast too high may cause the software to ignore the real target too low a setting on the other hand may mislead the software into tracking irrelevant objects and increase the CPU overhead The default setting is not necessarily optimal Recommended Steps for setting Preferred Contrast Step1 Sweep through the whole range to find the point where sign start to disappear If you do not see the sign at all check your video input It might be too bright too dark out of focus or may have very low contrast Refer to section 3 6 for video configuration Step2 Set Preferred Contrast to 1 3 2 3 as the point found in step1 In this case Cachya locks onto an object other than the real target remove the false target from the camera s vision You can tell which object is causing trouble by monitoring the sign Filter amp Stabilizer Video signals are usually noisy as are the raw tracking outputs Cachya utilizes a filter and a stabilizer to reduce tracking noise by averaging out fast shaking As the
7. Check enable mouse simulation Check enable all for full version or enable yaw for trial version software Press Mouse Configuration button to bring up Mouse Configuration dialog box Map horizontal to yaw vertical to pitch Close Mouse Configuration dialog box Close all opened dialog boxes Try to control mouse cursor with your head Relative and absolute mode In absolute mode your head gesture determines the absolute position of mouse cursor In relative mode mouse movement is related to its current position Basic hot keys A few hotkeys are very useful and can help you to enjoy the software 6 6 4 Alt is to switch on off 6DOF output to Virtual Joystick Mouse Simulation and FSX Controls Try to press it a couple of times to see how it affects the mouse movement Ctl is to set current head position as Center Please set mouse simulation to absolute mode to see the effect Alt 1 2 3 4 5 6 are HotKeys to enable each degree of the 6DOF namely yaw pitch roll x y and z Alt 0 is to enable all of them but is not available in trial version Please try to switch between yaw and pitch with Alt 1 and 2 Mouse cursor will move horizontally when yaw is enabled vertically when pitch is enabled If you are using full version software press Alt 0 to enable all 6 degrees Now you should be ab
8. Reset parameters to their default values A dialog box will be displayed for user to choose what parameters to reset 8 2 Game Control Dialog Game Control Eg Input Source enable all dead zones enable yaw J reverse yaw p s C enable pitch reverse pith C enable roll I reverse roll C enable x J reverse x C enable y I reverse y C enable z I reverse z b joystick configuration F enable virtual joystick mouse configuration V enable mouse simulation FSX detect MV enable FSX support Game Control Dialog 8 2 1 Input source area e Use radio buttons check boxes and slid bars to enable reverse output direction or specify dead zone for each of the 6 DOF e Enable all is not available in Trial version software You can use Hot Keys to enable each output at a time e Setting dead zone sliders to the left most disables dead zone 8 2 2 Others e Enable virtual joystick check box Check this box to enable joystick output Otherwise joystick outputs all Os e Enable mouse simulation check box 8 3 Joystick Configuration 8 3 1 Joystick Axes area 8 3 2 POV Switch area Enable FSX support check box Check this box to enable FSX support FSX support is not available on Windows 2000 Joystick Configuration button This button brings up Joystick Configuration dialog box Mouse Configuration button This button brings up Mouse Configuration
9. box Click OK to continue 3D demo requires Direct 3D hardware support An error message will pop up if Cachya cannot find any compatible hardware Click OK to proceed if you wish 3D demo will not be available in that case Cachya 3D Demo xi amp Could not find any compatible Direct3D devices 3D demo will be disabled Direct 3D compatible hardware not found Click OK to ignore 6 3 Familiarize yourself with the Cachya front panel 5 Cachya Preview 6DOF Demo Tracking r Sensitivities Preferred Contrast y Be sssl Filter P D aE o i i OA A R E Stabilizer x E y YES Accuracy z ES _ SOREL SS z 6DOF Gauges less more Frame Rate SRCO Video From File M Preview M 3D Demo I Client Mode Source Format Load Video Save Profile Game Control Upgrade Capture Filter Capture Pin Replay Load Profile Hot Keys Default Cachya Front Panel 6 3 1 Use demo video e Press Load Video button to load sample_176_144 avi This is a recorded video sample to demonstrate software features Video should commence play once loaded It repeats once it reaches its end You can use Replay button to roll back video to the beginning e Note the sign in the play back window It follows the tracking target a head sign mounted on the user s hat The sign indicates that the target is recognized
10. dead zones to achieve best result Preview 6DOF Demo Game Control Input Source enable all enable yaw J reverse yaw enable pitch J reverse pitch enable roll l reverse roll enable x I reverse x enable y reverse y Tracking enable z I reverse z joystick configuration M enable virtual joystick mouse configuration IV enable mouse simulation FSX detect I enable FSX support Ne Le Tal es YRZ Close Frame Rate 23 5 srco Video From File gt M Preview V 3D Demo I Client Mode Source Format Load Video Save Profile Game Control Upgrade Capture Filter Capture Pin Replay Load Profile Hot Keys Default mouse configuration Horizontal yaw M Yield To Real Mouse Absolute Mode Vertical pitch gt Wheel none Mouse Look Configuration e Pacific Fighters enables mouse look by default But for Lock On you must enable it Go to Option panel turn option switch to COCKPIT as shown below Make sure the indicating light beside MOUSE is green on MISSION Enable mouse look in Lock On OPTIONS DIFFICULTY AUDIO a GRAPHICS INPUT COCKPIT COCKPIT HUD IN RUSSIAN MIRRORS REFLECTIONS MOUSE ANGLE OF VIEW gt 120 MIRRORS RESOLUTION Low DEFAULT OK CANCEL HDG DIST 7 2 Enable 5DOF in Aces High II with mouse amp joystick simulation e Configure mouse simulation as you did in the first example check enable vi
11. hard drive 98 Entire feature will be installed on local hard drive Virtual Joystick Device Drivers X Entire Feature will be unavailable Browse Reset Disk Usage Cancel Installation Wizard Page 3 select features then click Next e Click install on the next page to start installation e Windows may display unsigned driver warning message click either OK or Continue anyway to continue Digital Signature Not Found xi The Microsoft digital signature affirms that software has been tested with Windows and that the software has not been altered since it was tested The software you are about to install does not contain a Microsoft digital signature Therefore there is no guarantee that this software works correctly with Windows Unknown software package If you want to search for Microsoft digitally signed software visit the Windows Update Web site at http windowsupdate microsoft com to see if one is available Do you want to continue the installation Yes No More Info Windows 2000 Warning Message click Yes to continue e When prompted click Plug in Virtual Joystick Device button and then Close button ef itrual Joystick Device Control Plug in Virtual Joystick Device Unplug Virtual Joystick Device Enable Virtual Joystick Device Device Not Found Plug in device message box e Click Finish on the las
12. is critical to have consistent frame rate per the requirement of tracking algorithm Unfortunately USB based webcams usually do not guarantee its frame rate but keep changing it to ensure good exposure and color This is called auto exposure Other factors like resolution and color format can also impact frame rate on your PC If the frame rate number fluctuates or is very low say lower than 15 you can try to improve it by doing these e Disable auto exposure and adjust exposure to its low end to increase frame rate If the video is too dark use a bigger lamp e Use lower resolution Cachya is optimized to mid resolution video stream around 320 by 240 pixels Higher resolution does not help performance but consumes a lot more CPU resource Lower resolution is acceptable but a bigger head sign is recommended e Use uncompressed video format if possible e Use USB 2 0 port e Use Black amp White if available e Use 1420 format instead of RGB 6 5 3 Brightness contrast sharpness Note These three are the most common parameters that may affect tracking algorithm You probably need to fine tune them back and forth to find a good setting Other parameters like gamma smoothness and saturation may have impacts as well Here are a few tricks e Brightness must be high enough to have the head sign VISIBLE Remember we prefer low exposure for higher frame rate right and low enough to leave rest of the screen in dark ideally compl
13. ARE USER S USE OF THIS SOFTWARE IS CONDITIONED UPON COMPLIANCE BY USER WITH THE TERMS OF THIS AGREEMENT 1 LICENSE GRANT Cachya Software grants you a license to use one copy of the version of this SOFTWARE on any one system for as many licenses as you purchase You means the company entity or individual whose funds are used to pay the license fee Use means storing loading installing executing or displaying the SOFTWARE You may not modify the SOFTWARE or disable any licensing or control features of the SOFTWARE except as an intended part of the SOFTWARE s programming features When you first obtain a copy of the SOFTWARE you are granted an evaluation period of not more than 30 days after which time you must pay for the SOFTWARE according to the terms and prices discussed in the SOFTWARE s documentation or you must remove the SOFTWARE from your system This license is not transferable to any other system or to another organization or individual You are expected to use the SOFTWARE on your system and to thoroughly evaluate its usefulness and functionality before making a purchase This try before you buy approach is the ultimate guarantee that the SOFTWARE will perform to your satisfaction therefore you understand and agree that there is no refund policy for any purchase of the SOFTWARE 2 OWNERSHIP The SOFTWARE is owned and copyrighted by Cachya Software Your license confers no title or ownership in the SOFTWARE and should not be
14. Cachya Head Tracking Software User s Manual revision 2 1 001 Table of contents DE Oho Forward How to use the Manual Introduction What s new in version 2 1 System Requirements Getting Started 6 1 Software Installation 6 2 First Launch 6 2 1 Check video camera 6 2 2 Launch the Cachya Software 6 3 Familiarize yourself with the Cachya front panel 6 3 1 Use demo video 6 3 2 3D demo 6 3 3 Meters amp Gauges 6 3 4 Play with basic settings 6 4 Make a good Head Sign 6 5 Enable real time video tracking 6 5 1 Video capture device 6 5 2 Deal with video frame rate 6 5 3 Brightness contrast sharpness 6 5 4 Preferred contrast 6 5 5 Video quality diagnostic 6 6 Control mouse with your head 6 6 1 Enable mouse simulation 6 6 2 Relative and absolute mode 6 6 3 Basic hot keys 6 6 4 Sensitivity Filter and Stabilizer Gaming configuration examples 7 1 Enable mouse look in Pacific Fighters and Lock On 7 2 Enable 5DOF in Aces High II with mouse amp joystick simulation 7 3 Enable 6DOF in FSX Using the software 8 1 Front Panel 8 1 1 Preview window 8 1 2 6DOF Demo window 8 1 3 Tracking area 8 1 4 Sensitivity area 8 1 5 Others 8 2 Game Control Dialog 8 2 1 Input source area 8 2 2 Others 8 3 Joystick Configuration 8 3 1 8 3 2 8 3 3 Joystick Axes area POV Switch area Joystick Buttons area 8 4 Mouse Configuration 8 5 FSX Configuration 8 6 Hot Keys and output mode
15. DICTION 6 SEVERABILITY In the event of invalidity of any provision of this license the parties agree that such invalidity shall not affect the validity of the remaining portions of this license 7 NO LIABILITY FOR CONSEQUENTIAL DAMAGES IN NO EVENT SHALL Cachya Software OR ITS SUPPLIERS BE LIABLE TO YOU FOR ANY CONSEQUENTIAL SPECIAL INCIDENTAL OR INDIRECT DAMAGES OF ANY KIND ARISING OUT OF THE DELIVERY PERFORMANCE OR USE OF THE SOFTWARE EVEN IF Cachya Software HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN NO EVENT WILL Cachya Software LIABILITY FOR ANY CLAIM WHETHER IN CONTRACT TORT OR ANY OTHER THEORY OF LIABILITY EXCEED THE LICENSE FEE PAID BY YOU IF ANY 8 GOVERNING LAW This license will be governed by the laws of the State of South Carolina as they are applied to agreements between South Carolina residents entered into and to be performed entirely within South Carolina The United Nations Convention on Contracts for the International Sale of Goods is specifically disclaimed 9 ENTIRE AGREEMENT This is the entire agreement between you and Cachya Software which supersedes any prior agreement or understanding whether written or oral relating to the subject matter of this license
16. Gauges Activity meters On the left of the front panel there are 6 meters that can brighten to different levels Those levels reflect activity on each of the 6DOF Y P R x y and z refer to Yaw Pitch Roll x y and z translations respectively Tracking Preferred C n Filter aa Stabilizer Accuracy pd cae a eee ee Activity Meters When head is steady meters should remain in the low section of its green zone the lower the better Readings outside of the green zone usually indicates a high noise level When the head moves meters jump accordingly For example when the head moves from left to right the x meter moves while other meters remain at low levels 6DOF gauges On the right of the front panel there are 6 horizontal gauges The positions of the color bars reflect position of each output Sensitivities Y P C R EE x M y z M 6DOF Gauges less 6DOF Gauges Center corresponds to zero output Make sure all gauges are centered when your head is straight forward You can use Hot Key Ctl to set the current head position as center 6 3 4 Play with basic settings Note This section explains basic settings on front panel and how to use them Please use the demo video as video input when you are adjusting the settings You can always return to the default setting by pressing the Default button at any time Preferred Contrast Drag Preferred Contrast
17. Switch is controlled by keyboard Switch buttons are turned off Press Output On Off hot key four times to get into switch button calibration mode In this mode switch buttons are controlled by keyboard POV Switch is turned off In any calibration mode press Output On Off hot key once to go back to normal operation mode and set head tracking output at On state In normal mode head movements control all axes and buttons In normal operation mode press Output On Off hot key once to toggle head tracking output between On and Off states Hot Keys in normal mode Enable All Axes Default to Alt 0 Enable outputs on all axes Enable Yaw Default to Alt 1 Enable Yaw output Enable Pitch Default to Alt 2 Enable Pitch output Enable Roll Default to Alt 3 Enable Roll output Enable X Lean Default to Alt 4 Enable X translation output Enable Y Shrug Default to Alt 5 Enable Y translation output Enable Z Zoom Default to Alt 6 Enable Z translation output More sensitive Default to Alt 7 Increase sensitivity of the enabled axes Less sensitive Default to Alt 8 Decrease sensitivity of the enabled axes Center Default to Alt Set current head position as the center Hot Keys in Axes Calibration Mode 8 6 5 8 6 6 Note Calibrate an axis means the output of specified axis swe
18. and under tracking It does not appear immediately as video starts but after a few seconds delay e Other than the sign there are signs in the window They are the objects that are drawing software s attention Cachya always tries to lock on bright objects As a result bright objects in background may confuse cachya and cause unstable tracking From the demo video you can see that Cachya can track the target very well even when its brightness is low Actually Cachya prefers a dark background to a bright target object Please remember this when you adjust video parameters The demo video should give you an intuitive sense of what a good video source looks like Demo Video Input 6 3 2 3D demo Note 3D demo is a simple 3D application to demonstrate Cachya s features To reduce CPU overhead it turns off automatically when Cachya is not a top level application 3D demo requires specific video card support and hence may not work without proper hardware Check 3D Demo check box on front panel to enable 3D demo uncheck to disable it The camera view of the 3D Demo follows the user s head movements If a video file is used as video input camera follows the head in the video Camera can move in all 6 degrees of freedom 6DOF namely Yaw Pitch Roll X Y and Z 3D Demo takes posture data directly from track engine game interface configuration has no effect over the 3D demo 6 3 3 Meters amp
19. ard Page 1 click Next to continue e Accept the terms in License Agreement then click Next ie Cachya 2 1 0 Setup Pile Es End User License Agreement S Please read the following license agreement carefully f Cachya PRODUCT LICENSE INFORMATION NOTICE TO USERS CAREFULLY READ THE FOLLOWING LEGAL AGREEMENT USE OF THE SOFTWARE PROVIDED WITH THIS AGREEMENT THE SOFTWARE CONSTITUTES YOUR ACCEPTANCE OF THESE TERMS IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT DO NOT INSTALL AND OR USE THIS SOFTWARE USER S USE OF THIS SOFTWARE IS CONDITIONED UPON COMPLIANCE BY USER WITH THE TERMS OF THIS AGREEMENT 1 LICENSE GRANT Cachya Software grants you a license to use one copy of the version of this SOFTWARE on any one system for as many licenses as hal Installation Wizard Page 2 click Next to continue e Choose Software features that you want to install on page 3 If you intend to use Cachya for FSX alone you may remove Virtual Joystick Device from feature list by selecting Entire feature will be unavailable or you can install this feature but disable virtual device after installation is finished ip Cachya 2 1 0 Setup lei Es Custom Setup TN Select the way you want features to be installed EEND Click the icons in the tree below to change the way Features will be installed Cachya 2 1 E3 Program Virtual Joystick Device willbe installed on local
20. cams use this interface to control video quality Format button This button brings up Video Format configuration dialog box which is provided by the vendor of video capture device Most of VFW webcams use this interface to control video resolution and color format Capture Pin button This button is similar to Source button but for Stream Video device Capture Filter button This button is similar to Source button but for Stream Video device Load Video button Load a previously captured video file from hard disk as the video source Replay button Rewind and replay the loaded video file from its beginning Preview checkbox Toggle the video preview on or off 3D Demo checkbox Enable Disable build in 3D demo application if compatible hardware exists Client Mode checkbox Swap between Normal Mode and Client Mode in which software takes tracking inputs from another Cachya program running on a remote computer in Normal Mode A dialog box will be displayed for user to enter remote IP address Save Profile button Save the current configuration to a profile Load profile button Load configurations from a previously saved profile Game Control button This button brings up Game Control dialog box e Hot Keys button This button brings up Hot Key definition dialog box e Upgrade button Upgrade software to the latest full version Requires user email address valid registration key and Internet connection e Default button
21. eps through its whole output range then stops at its center e Normal Mode Default to Alt 0 Switch back to Normal Mode e Yaw Default to Alt 1 Calibrate Yaw axis e Pitch Default to Alt 2 Calibrate Pitch axis e Roll Default to Alt 3 Calibrate Roll axis e X Lean Default to Alt 4 Calibrate X axis e Y Shrug Default to Alt 5 Calibrate Y axis e Z Zoom Default to Alt 6 Calibrate Z axis e All Axes Default to Alt 7 Calibrate All 6 Axes Hot Keys in POV Switch Calibration Mode Note These are a group of keys that allow you to press the virtual 8 way POV button on the Virtual Joystick Device accordingly e Normal Mode Default to Alt 0 Switch back to Normal Mode e POV Up Default to Alt 1 Press POV Up e POV Up Right Default to Alt 2 Press POV Up Right e POV Right Default to Alt 3 Press POV Right e POV Down Right Default to Alt 4 Press POV Down Right e POV Down Default to Alt 5 Press POV Down e POV Down Left Default to Alt 6 Press POV Down Left e POV Left Default to Alt 7 Press POV Left e POV Up Left Default to Alt 6 Press POV Up Left Hot Keys in Button Calibration Mode Note These are a group of keys that allow you to press the virtual buttons on the Virtual Joystick Device accordingly e N
22. er and Filter settings affect tracking rate which is mainly determined by video quality and Preferred Contrast setting Accuracy Slid Bar Use this slid bar to control tracking algorithm accuracy Always set it to its highest except in a few special cases 8 1 4 Sensitivity area r Sensitivities Y E ES LS x ES y E z E 6DOF Gauges less more Sensitivity Area Output gauges These are 6 gauges that reflect 6DOF outputs Y P R x y and z represent Yaw Pitch Roll horizontal translation vertical translation and zooming respectively Hot Key Ctl centers them to the middle Sensitivity Slid Bars There are 6 slid bars to control output sensitivities Higher setting means more sensitive User can adjust select output with Hot Keys Alt 7 for more sensitive Alt 8 for less sensitive 8 1 5 Others Frame Rate SRCO Video From File X VV Preview M 3D Demo I Client Mode Source Format Load Video Save Profile Game Control Upgrade Capture Filter Capture Pin Replay Load Profile Hot Keys Default Other Settings Status bar This is an area for software to display messages and report errors Video source select Use this comb box to select capture devices or video files as video input Source button This button brings up Video Source configuration dialog box which is provided by the vendor of video capture device Most of VFW web
23. etely black It is not necessary for the head sign to be very bright clearly visible is good enough Actually Cachya prefers dark background rather than bright target 6 5 4 6 5 5 High contrast is preferred You should combine contrast and brightness to make the head sign stand out from dark background High sharpness may sometimes result in high video noise and color distortion It is recommended to set sharpness to default which is usually optimized for normal usages Gamma has similar effect as contrast Usually you don t need to touch it but use contrast instead In such a case that the background noise is too high you can try to adjust Gamma to suppress the noise level Smoothness is another term regarding the same nature as sharpness but opposite You can try either its default setting or higher settings Please always set saturation to its lowest Cachya does not use colors Preferred contrast Refer 3 4 5 for Preferred Contrast setting You should be able to get relatively good tracking results if you have followed the steps above Video quality diagnostic Video quality diagnostic is a feature that we intend to have but not available at this moment If you have questions or need help regarding video quality please contact Cachya customer service 6 6 Control mouse with your head 6 6 1 6 6 2 6 6 3 Enable mouse simulation Press Game Control button to bring up Game Control dialog box
24. le to control mouse cursor with your head in both horizontal and vertical simultaneously Sensitivity Filter and Stabilizer Note There are 6 sensitivity slid bars on front panel to control sensitivity of each of the 6DOF outputs Filter and Stabilizer are another two slid bars that can be used to reduce jumpy tracking They affect all 6DOF outputs Try to adjust sensitivity slid bars for yaw and pitch the first two from the top until you feel mouse cursor is both responsive and controllable Try to adjust another slid bar Filter to suppress tracking noise The higher setting the smoother and the lower the more responsive Stabilizer works in the same way as it is in a digital camera to eliminate hand shaking You can combine Stabilizer and Filter to achieve the best result We recommend setting Stabilizer at its high end and Filter at low end 7 Gaming configuration examples 7 1 Enable mouse look in Pacific Fighters and Lock On e On Cachya front panel click Game Control to bring up Game Control dialog box check enable mouse simulation click mouse configuration to bring up mouse configuration dialog box map Horizontal to yaw Vertical to pitch This will enable mouse simulation Pacific Fighters does not work with Absolute mode so leave it unchecked This configuration works with most games that support mouse look You may want to adjust sensitivity and
25. mal Mode Axes Calibration POY Calibration Button Calibration Alt 0 Enable All Axes Normal Mode Normal Mode Normal Mode Alt Enable Yaw Yaw POY Up Joystick Button 1 Alt 2 Enable Pitch Pitch POY Up Right Joystick Button 2 Alt 3 Enable Roll Roll POY Right Jovstick Button 3 Alt4 Enable X Lean X Lean POV Down Right Joystick Button 4 Alt5 Enable Y Shrual Y Shrual POY Down Joystick Button 5 Alt6 Enable Z Zoom Z Zoom POY Down Left Joystick Button 6 Alt More Sensitive All Axes POV Left Jovstick Button 7 Alt8 Less Sensitive Reserved POY Up Left Jovstick Button 8 Ctr Center Reserved Reserved Reserved cnet Hot Key Definition Dialog 8 6 1 About Virtual Joystick Cachya allows user to control Virtual Joystick with Hot Keys In general Virtual Joystick operates in of 4 possible operation modes normal mode axes calibration mode POV calibration mode and button calibration mode Hot Keys are shared but interpreted differently in each mode Operation modes have no effect on mouse and FSX output 8 6 2 8 6 3 8 6 4 Switch among modes Press Output On Off hot key Default to Alt twice to get into Axes calibration mode In this mode axes outputs vary in its full range then stops at the center Press Output On Off hot key Default to Alt three times to get into POV Switch calibration mode In this mode POV
26. nces gt Map Controllers Aces High II Game Configuration e In Aces High II go to Controls gt Map Controllers select Cachya joystick as current controller map X axis Y axis and Z axis to View Move Left amp Right View Move Up amp Down and View Move Forward amp Backward respectively e Calibrate each axis by using Cachya Hot Keys See Hot Key section of this document for description and Hot Key definitions Ei aay ACES A MG ee eet Emanarated Ha Cachya Root Enumerated Hid Device __ Mode Selection __Calibrate Axis lode Planes amp Default C Advanced EJ Auto select mode at start of flight Mode 1 Function X Ams 32767 Analog Inputs View Move Left amp Ri Y Axis 32767 Analog Inputs View Move Up amp Do nalog Inputs View Move Forward otation Y Rotation 32767 Z Rotation 32767 Hat Switch Fwd Hat Switch Right Fwd Spee piece be Graphic Detail Calibrate Joystick age Controls Map Keys I Preferences gt Map Controllers Arena Setup Force Feedback Aces High II Game Configuration e Start Flight and enjoy it e You can adjust sensitivity of each axis to achieve the best result 7 3 Enable 6DOF in FSX e To enable FSX support click Game Control check enable FSX support check box 8 Using the software 8 1 Front Panel 8 1 1 8 1 2 8 1 3 Preview window This is the window where video play back sign and
27. noise goes down delay goes up In other words at higher settings tracking becomes smoother but more sluggish While smoothness is desirable sluggish response is not The filter and stabilizer both serve the same purpose to reduce noise But they are designed to deal with different types of noises The default setting is optimized for average video quality Drag the filter slider on the front panel from left to right observe its effect on activity meters 6DOF gauges and the 6DOF demo video Filter and stabilizer can only help if tracking is stable Losing tracking is not a result of the action of the filter or stabilizer Accuracy When accuracy setting is at its high end rightmost setting Cachya attempts to follow the user s head very closely every bit of target movement causes output to change When output is used to control the mouse cursor and you want to use the mouse to make fine adjustments this continuous motion may be very annoying A lower accuracy setting can provide better results When the accuracy is low Cachya adjusts its output only if the head has moved significantly Accuracy is different from dead zone Dead zone ignores movements around the center Low accuracy ignores slight movements when head is relatively steady 6 4 Make a good Head Sign Note Cachya uses a special shaped white card Head Sign as its tracking target The Head Sign s size and reflectivity are its most important parameters For a
28. one I Repeat Frame Rate srco Vit Sour Capture Fitter Capture Pin Replay Load Profile Hot Keys Default Aces High II Virtual Joystick Configuration e In Aces High II go to Preferences gt View Options check Start in Mouse Look and leave other check boxes unchecked C Default to Instant View C TrackIR Object Relative Move C Use Snap View Padlock louse View E Start in Mouse Look Oiwar X Cl Mouse Snap Views Diner Y SPV See perce by Graphic Detail nE Controls Flight ba E ME Preferences Voice Arena Setup View Options w H E fask Game Sounds Gunsights GUI Aces High II Game Configuration e In Aces High II go to Controls gt Map Controllers select Mouse as current controller highlight X axis drag sensitivity to lowest its left most position do the same thing for Y axis You will later on use Cachya front panel to adjust sensitivities e Click Calibrate Axis to calibrate mouse Mouse X axis Mode 1 Select Controller O Invert Axis Default N C Enable Scaling Dead Band Damping Ti ae Sa Axis Scaling Mode Selection O 10 20 30 40 50 60 70 80 90 Raw Scaled Cajthrate Axis Mode 1 Planes amp Default lt XJ Advanced X Auto select mode at start of flight Mode Function a g Inputs tor Global Mouse Control Hold Down Global Fire All Guns Graphic Detail Calibrate Joystick Controls b Map Keys Prefere
29. ormal Mode Default to Alt 0 Switch back to Normal Mode e Joystick Button 1 Default to Alt 1 Press Button 1 e Joystick Button 2 Default to Alt 2 Press Button 2 e Joystick Button 3 Default to Alt 3 Press Button 3 e Joystick Button 4 Default to Alt 4 Press Button 4 e Joystick Button 5 Default to Alt 5 Press Button 5 e Joystick Button 6 Default to Alt 6 Press Button 6 e Joystick Button 7 Default to Alt 7 Press Button 7 e Joystick Button 8 Default to Alt 8 Press Button 8 8 7 Software Upgrade Full version software allows user to activate 6DOF You need an Internet connection updated Web browser and a credit card for purchasing license and upgrade software online For purchasing license please go to our website If you are a registered user press Upgrade button on software s front panel and enter user information as required Software update may take a few minutes to complete For any upgrade problem click Here to contact Cachya Customer Service or send email to customerservice cachya com 9 Limited Warranty Cachya PRODUCT LICENSE INFORMATION NOTICE TO USERS CAREFULLY READ THE FOLLOWING LEGAL AGREEMENT USE OF THE SOFTWARE PROVIDED WITH THIS AGREEMENT THE SOFTWARE CONSTITUTES YOUR ACCEPTANCE OF THESE TERMS IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT DO NOT INSTALL AND OR USE THIS SOFTW
30. rmines head position and movement There is no requirement for costly or specialized hardware A regular webcam will provide excellent results Cachya not only detects positions with the help of its pre determined mathematical model it can also predict head movement according to historical data This results in continuous smooth and accurate outputs What s new in version 2 1 e Microsoft Vista support e Microsoft FSX native support with easy 6DOF configuration e Client Server architecture with minimum CPU usage on the client e Vista compatible device driver e Improved motion blur tolerance e Complete User s Manual System Requirements e Microsoft Windows 2000 Windows XP or Windows Vista e Microsoft DirectX 8 0 or higher e 1 GHz Processor for server 300MHz Processor for client e 10 megabytes free hard disk space e 256 megabytes memory e Video capture device Typically an USB webcam 6 Getting Started 6 1 Software Installation Note You must have system administrator privilege to install this software Installation may require PC reboot e Download installation package from Cachya Download Page e Start installation by double clicking the package file e Click Next on page 1 i Cachya 2 1 0 Setup Welcome to the Cachya 2 1 0 Setup Wizard The Setup Wizard will install Cachya 2 1 0 on your computer Click Next to continue or Cancel to exit the Setup Wizard Cancel Installation Wiz
31. rtual joystick as well Preview 6DOF Demo Input Source enable all enable yaw J reverse yaw enable pitch J reverse pitch enable roll M reverse roll enable x l reverse x enable y I reverse y Tracking enable z I reverse z joystick configuration WM enable virtual joystick mouse configuration M enable mouse simulation FSX detect M enable FSX support MERY zZ Close Frame Rate 19 8 SRCO Video From File M Preview V 3D Demo M Client Mode Source Format Load Video Save Profile Game Control Upgrade Capture Filter Capture Pin Replay Load Profile Hot Keys Default mouse configuration Horizontal yaw M Yield To Real Mouse J Absolute Mode Vertical pitch Wheel none Aces High II mouse amp joystick simulation enable e Click joystick configuration to bring up joystick configuration dialog box map X Axis Y Axis amp Z Axis to lean shrug amp zoom Preview 6DOF Demo joystick configuration k x Joystick Axes Axis Jlean Y Rotation none Y Axis shrug x Rotation none Z Axis 5 Z Rotation none m POV Switch Triger By Triger Threshold POV Horizontal none POV Vertical none Tracking Joystick Buttons Triger By Triger Threshold Button 1 2 none I Repeat Button 3 4 none I Repeat Button 5 6 Rone I Repeat YP R Button 7 8 n
32. t page and reboot computer if you are prompted to do so i Cachya 2 1 0 Setup Me E3 S Completed the Cachya 2 1 0 Setup Wizard Click the Finish button to exit the Setup Wizard Gancel ie Cachya 2 1 0 Setup x A You must restart your system for the configuration changes made to Cachya 2 1 0 to take effect Click Yes to restart now or No if you plan to manually restart later Reboot PC Message Box click Yes to reboot PC 6 2 First Launch 6 2 1 Check video camera Make sure to have your video camera connected properly Close other programs that require video camera e Place your camera directly in front of your face Usually the best place for the camera is on top of your monitor 6 2 2 Launch the Cachya Software e If this is the first time you use the Cachya software it may ask you to plug in virtual joystick device if you did not plug in device during installation Click Yes to continue otherwise Virtual Joystick Device will not be available AN Device does not exist Do you want to plugin Yes No Device Not Found Message Box Click Yes to plug in e Depends on your OS version software may ask you to start Virtual Joystick Device Click Yes to start it This may require PC reboot Error AN Device is stopped Do you want to start it Yes No Device Not Started Message Box Click Yes to start it e The trial version pops up a message
33. vice found on this PC 8 4 Mouse Configuration Horizontal yaw M Yield To Real Mouse J Absolute Mode Vertical pitch Wheel none Mouse Configuration Dialog e Horizontal comb box Allows user to map mouse horizontal movements to one of the 6DOF outputs e Vertical comb box Allows user to map mouse vertical movements to one of the 6DOF outputs e Wheel comb box Allows user to map mouse wheel movements to one of the 6DOF outputs e Yield To Real Mouse check box When checked mouse simulation stops if a real mouse is moving Simulation resumes second after the real mouse stops e Absolute Mode check box When checked use absolute positions instead of relative ones 8 5 FSX Configuration 8 6 Hot Keys and output mode Server IP Specifies the IP address of FSX server The computer on which FSX is running Local Server check box Check this box if Cachya is running on the same computer as FSX does Note This section explains Hot Key usage A Hot Keys is named by its definition or default Hot Keys button on front panel brings up Hot Key dialog box on which all current definitions are displayed Hot Key Defination Att Normal Mode Output On Off Press Once Axes Calibration Mode Press Twice POY Calibration Mode Press 3 Times Button Calibration Mode Press 4 Times Reset Trackina Press 5 Times Mode Dependent Hot Key Defination Nor
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