Nvidia 2 manuale d’uso

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NVIDIA Quadro G-S ync II[...]

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T able of Contents Introduction ................................................................................1 About This Guide .......................................................................... 1 NVIDIA Quadro G-Sync II ...........................................................3 System R equirements ....................................[...]

8 Swap S ync ............................................................................. 38 Setting Up Genlock + Fr ame Lock ................................................ 39 Lever aging Frame Lock/Genlock in OpenGL ................................... 40 Frame Lock R estrictions........................................................... 40 Supp[...]

1 Introduction to NVIDIA Quadro G-S ync II The NVIDIA ® Quadro ® G-Sync ™ II is an option card for the NVIDIA Quadro FX 5600 and Quadro FX 4600 g raphics boards . F eaturing frame lock and genlock functionality , the Quadro G-Sync II delivers unprecedented levels of realism, visualization and collaborativ e capabilities by enabling adv anced mu[...]

2 NVIDIA Quadro G-Sync II User Guide[...]

3 NVIDIA Quadro G-S ync II S ystem Requirements Operating System (32-bit or 64-bit) Microsoft Windows XP Microsoft Windows Professional x64 Edition Linux Solaris x86 Processor Intel P entium 4 or Xeon processor or higher AMD Opteron processor or higher RAM 1 GB minimum, 2 GB recommended System Interface 1 open expansion slot Implementing SLI T echn[...]

4 NVIDIA Fr ame Synchronization Visual computing applications that inv olve m ultiple displays or even multiple windo ws within a display can require special signal processing and application controls in order to function properly . F or example, in order to produce quality video recording of animated g raphics , the display graphics must be synchr[...]

5 NVIDIA Quadro G-S ync II Equipment The following equipment is included in the NVIDIA Quadro G-Sync II box. One (1) NVIDIA Quadro G-Sync II Option Card Installs into an open expansion slot in your computer . Two (2) Ribbon Cables Used to connect the primary G-Sync connector on the G- Sync II option card to the G-S ync connector on the Quadro FX gr[...]

6 Safet y Instructions T o reduce the risk of fi re, electric shock, and injury always follow basic safety precautions . Note: All hardware must be installed prior to installation of the drivers. R emove po wer from your computer b y disconnecting the A C main source before cleaning . Do not use liquid or aerosol cleaners . Use a soft, damp cloth [...]

7 NVIDIA Quadro G-Sync II Installing NVIDIA Quadro G-S ync II Card Before you begin, mak e sure that the Quadro FX 4600 and/or Quadro FX 5600 g raphics board and NVIDIA driv ers are cor rectly installed. The following is additional infor mation concer ning installation of the NVIDIA Quadro G-Sync II card. Note: The NVIDIA Quadro G-Sync II option ca[...]

8 Quadro G-Sync II Quadro FX 4600 or Quadro FX 5600 graphics board Cable connecting the Quadro G-Sync card to the Quadro FX 4600 or Quadro FX 5600 card NVIDIA Quadro G-Sync II User Guide[...]

9 NVIDIA Fr ame S ynchronization Under Windows XP This section describes how to set up frame synchronization under Windows XP . It contains the following sections: How T o Set Up Genlock How T o Set Up Frame Lock Setting Up Genlock + F rame Lock   [...]

10 How T o Set Up Genlock The following are the basic steps to g enlocking a system. Detailed instr uctions are provided in the related sections: Set Up the Hardware Connect the external sync source to the BNC connector on the g raphics board. Set Up the Software Use the NVIDIA Control P anel W orkstation->Synchronize displays page to establish [...]

11 Check the LED on the connector panel. A g reen LED means the hardware has detected the timing signal and you can proceed to the next step . An occasional red fl ash is OK. A red LED means the hardware can ’ t detect the timing signal. Check the signal source and correct the problem before proceeding . S y nc So ur ce Se r ve r NVI DI A Q u ad[...]

12 Set Up the Software This section provides intr uctions for using the NVIDIA Control Panel to set up the genlock system. Basic Genlock Setup Detecting the House Sync Signal Using the House Sync Signal R estoring an Unstable Display Basic Genlock Setup Right-click the desktop and then from the pop-up men u click NVIDIA Control P anel. From the NVI[...]

13 3. Under The timing ser ver is , clic k the On this system radio button. 4. Click Apply . The g raphics board should automatically detect the sync signal and no further action is needed. The following sections provide infor mation on other tasks such as ho w to adjust the synchronization to the external house sync. Y ou can also consult the onli[...]

14 Using the House Sync Signal This section describes how to: Select which edge of the house sync signal to use as the trig ger Double the trig g er frequency from the house sync signal Properly handle interlaced house sync signals Introduce a timing delay to the house sync signal From the NVIDIA Control P anel Select a T ask pane , under W or ksta[...]

15 5. Con fi gure additional synchronization settings as needed: Select which edge of the sync signal to use to trig ger the sync pulses - leading or falling edge. If necessar y , you can double the sync frequency by clicking the Both edges radio button under T rig g er sync pulses from the frame start signal using . Note: This control is availabl[...]

16 R estoring an Unstable Display If your display becomes unstable and you w ant to restore it to its original con fi guration, do one or more of the follo wing: Click Restore Defaults and then click Apply . Disconnect the external house sync. Viewing the Connection Status See the section Checking the Connection Status (page 24). How T o Set Up Fr[...]

17 Set Up the Hardware Daisy chain the graphics cards tog ether using a standard CA T5 patch cable plug g ed into the exter nal RJ45 connector . Y ou can connect to any of the tw o RJ45 connectors located on the g raphics card brack et. Each connector automatically con fi gures itself as an input or output after all the connections are made and on[...]

18 Set Up the Server Softw are This section provides instr uctions for using the NVIDIA Control Panel to set up the frame lock ser ver . Basic Server Setup On the system that you ha ve designated to be the timing ser ver , right- click the desktop and then from the pop-up men u, click NVIDIA Control Panel . From the NVIDIA Control Panel Select a T [...]

19 The following sections provide infor mation on other tasks . Y ou can also consult the online help by pressing F1 to open the Help fi le and then opening the W or kstation->Frame Synchronization contents . Changing the Timing Signal Frequency F ollow these instructions if you are using the server to generate the timing signals and you w ant [...]

20 Set Up the Client Software This section provides instr uctions for using the NVIDIA Control Panel to set up the frame lock client systems . Basic Client Setup P erfor m the following steps for each client system: Right-click the desktop and then from the pop-up men u click NVIDIA Control Panel . From the NVIDIA Control P anel Select a T ask pane[...]

21 The following sections provide infor mation on other tasks . Y ou can also consult the online help by pressing F1 to open the Help fi le and then opening the W or kstation->Frame Synchronization contents . Introducing a Timing Delay at Client S ystems Y ou can introduce a sync offset, or a delay between the source trigg er point coming into [...]

22 3. In the Sync delay text box, enter the dela y (in microseconds) that you want to introduce to the timing signal, then clic k OK . Viewing the Connection Status See the section Checking the Connection Status (page 24). Sw ap Sync Setup The application controls synchronization of buffer swaps (swap sync) between applications . Proper connection [...]

23 Setting Up Genlock + Fr ame Lock The procedures in the previous two sections describe the more common uses of the Quadro G-Sync II. A third use involv es a combination of genlock and frame lock. In this setup , a set of client systems are connected to a system that is designated as the ser ver , as described in How T o Set Up F rame Lock . The d[...]

24 Checking the Connection Status The View System T opolog y pag e provides a graphical view of the status of your frame-sync environment. It shows all the displa ys in your system and provides frame-loc k status infor mation for each displa y as well as connection status infor mation for the Quadro G-Sync II option card. In addition to viewing sta[...]

25 3. Click any of the display icons to view the status box that appears at the bottom of the pag e. The display status box sho ws whether the: Display is using internal timing Display is loc ked to a house sync signal Display is loc ked to a frame lock sync pulse Display stereo signal is in phase with the ser ver 4. Click the G-Sync II card icon t[...]

26 NVIDIA Quadro G-Sync II User Guide[...]

27 NVIDIA Fr ame S ynchronization Under Linux This section describes how to set up frame synchronization under Lin ux. It contains the following sections: Using the nvidia-settings Utility How T o Set Up Genlock How T o Set Up Frame Lock Setting Up Genlock + F rame Lock Leveraging F rame Lock/Genlock in OpenGL W riting a Frame Loc k NV -CONTROL Cli[...]

28 Using the nvidia-set tings Utility Con fi gure frame lock and genlock using the nvidia-settings utility . After booting the system starting X Windows , r un nvidia-settings as follows: % nvidia-settings From the n vidia-settings frame lock panel, you can add or remo ve G- Sync (and display) devices to the frame loc k/g enlock group , monitor th[...]

29 Set Up the Hardware Start the system, then connect the exter nal source signal to the House Sync connector (BNC) of the Quadro G-Sync II option card. The Quadro G-Sync II suppor ts the following external synchronization signal types: TTL (3.3 volt lev el) Composite Bi-level (NTSC or P AL sources use bi-level composite signals) Composite T ri-lev[...]

30 Set Up the Software Basic Genlock Setup Go to the nvidia-settings frame loc k panel. Click Add Devices , then add the X Ser ver that contains the displa y and G-Sync II cards that you w ant to sync to this exter nal source. An X Ser ver is typically speci fi ed in the for mat: system:m F or example: mycomputer.domain.com:0 or localhost:0 After [...]

31 The G-Sync section shows the status of the sync signals for the X ser ver After connecting the house sync , the exter nal sync signal frequency is displayed in the section Rate . The Receiving, Timing, Stereo , and House indicators should be g reen. If the Timing LED is red—indicating the display is not synchronized to the timing signal—then[...]

32 Ou t g o in g Sy n c In te rv a l v a l ue o f 1 H ous e s i gnal Sy nc Pul s e This action overrides any refresh rate that you may ha ve selected from the refresh rate list. Generating a Sync Frequency F aster than the External House Signal Y ou can double the sync frequency by trig g ering the sync pulse off both the leading and falling edge o[...]

33 Nor mally , the software automatically detects the signal type that is being used. If necessar y , you can force the software to detect the signal type as follows: Click Detect to force detection of the signal type. The software tests each signal type and stops when it detects a matc h. If the signal type cannot be detected, click the Video Mode[...]

34 Sync and Connection Status f or the Genlock Server Sync Status R eceiving - Green indicates that a sync pulse is present. House - Green indicates that a signal is present at the BNC connector Timing - Indicates whether the timing is lock ed to the sync signal Green: The timing is locked to the house sync . Grey: The timing is locked to the inter[...]

35 Note: WARNING! The voltage and signal on the fr ame lock ports are different from Ethernet signals. Do not connect a Frame lock port to an Ethernet card or network hub. Doing so can cause damage to the hardware. 2. Designate one of the displays to be the ser ver device. The remaining displays are client devices . The ser ver determines the trig [...]

36 2. Add the X ser ver that contains the display devices that y ou would lik e to include in the frame lock group by clicking Add Devices . Any X Ser ver can be added to the frame lock group , provided that: The system suppor ting the X Ser v er is con fi gured to suppor t frame lock and is connected via RJ45 cable to the other systems in the fra[...]

37 5. T o enable synchronization on these displa y devices, clic k Enable Frame Lock . The screens may take a moment to stabilize . If they do not stabilize , you ma y have selected mode timings that one or more of the systems cannot support. In this case, y ou should disable synchronization by clic king Disable Frame Lock , and then fi x the mode[...]

38 Sync and Connection Status f or the Server Sync Status R eceiving - Green indicates that a sync pulse is present. Timing - Indicates whether the timing is lock ed to the sync signal Grey: The timing is locked to the internal V -Sync . Stereo - Alwa ys g reen indicates that it is in sync with a timing signal. P ort Status Out/Out is the nor mal i[...]

39 See Using the OpenGL Extensions (page 55) for instr uctions on how an application can use the extensions to accomplish swap sync . Setting Up Genlock + Fr ame Lock The procedures in the previous two sections describe the more common uses of the Quadro G-Sync II option card. A third use involv es a combination of g enlock and frame lock. In this [...]

40 Lever aging Fr ame Lock/ Genlock in OpenGL With the GLX_NV_swap_group extension, OpenGL applications can be implemented to join a g roup of applications within a system for local swap sync , and bind the g roup to a bar rier for swap sync across a frame lock group . A univ ersal frame counter is also provided to promote synchronization betw een [...]

41 Supported Fr ame Lock Con fi gur ations The following frame lock con fi gurations are supported: Basic Frame Lock: Single Quadro , Single X Screen, Single Display Device with or without OpenGL applications that make use of Quad- Buffered Stereo and/or the GLX_NV_swap_group extension. Frame Lock + T winView: Single Quadro , Single X Screen, Mul[...]

42 Con fi guring Fr ame Sync Using the nvidia-set tings Command Line Y ou can also con fi gure frame lock using the nvidia-settings command line . This method is useful in a scripted environment for automating the setup process . Gener al Steps Disable frame lock on all Quadros . Make sure all displa y devices that are to be frame-locked ha ve th[...]

43 Genlock Example Hardware Con fi guration System 1 One Quadro G-Sync II Option Card One Quadro One Display Sync Source House Sync Genlock Example Script Make sure frame loc k sync is disabled. nvidia-settings -a [gpu:0]/FrameLockEnable=0 nvidia-settings -q [gpu:0]/FrameLockEnable Quer y the enabled displays on the Quadro . nvidia-settings -q [gp[...]

44 Examples: 0x00000001 - CRT-0 0x00000002 - CRT-1 0x00000003 - CRT-0 and CRT-1 0x00000100 - TV-0 0x00000200 - TV-1 0x00020000 - DFP-1 0x00010101 - CRT-0, TV-0 and DFP-0 0x000000FF - All CRTs 0x0000FF00 - All TVs 0x00FF0000 - All DFPs Note: Y ou can use the command: nvidia-settings -q [gpu:0]/EnabledDisplays to see all the available displa ys on a [...]

45 Frame Lock Example 1 Hardware Con fi guration System 1 One Quadro G-Sync II Option Card T wo Quadros T wo Displays (one per Quadro) System 2 One Quadro G-Sync II Option Card T wo Quadros T wo Displays (one per Quadro) Sync Source First display from system 1 Frame Lock Example Scripts Disable frame lock. nvidia-settings -a myserver:0[gpu:0]/ Fra[...]

46 Quer y the enabled displays on the Quadros . nvidia-settings -q myserver:0[gpu:0]/EnabledDisplays nvidia-settings -q myserver:0[gpu:1]/EnabledDisplays nvidia-settings -q myslave1:0[gpu:0]/EnabledDisplays nvidia-settings -q myslave1:0[gpu:1]/EnabledDisplays 3. Check the refresh rate is the same for all displa ys . nvidia-settings -q myserver:0[gp[...]

47 9. Enable frame lock on sla ve devices . nvidia-settings -a myserver:0[gpu:1]/ FrameLockEnable=1 nvidia-settings -a myslave1:0[gpu:0]/ FrameLockEnable=1 nvidia-settings -a myslave1:0[gpu:1]/ FrameLockEnable=1 10. Toggle the test signal. nvidia-settings -a myserver:0[gpu:0]/ FrameLockTestSignal=1 nvidia-settings -a myserver:0[gpu:0]/ FrameLockTes[...]

48 nvidia-settings -a [gpu:3]/FrameLockEnable=0 2. Quer y the enabled displays on the Quadros . nvidia-settings -q [gpu:0]/EnabledDisplays nvidia-settings -q [gpu:1]/EnabledDisplays nvidia-settings -q [gpu:2]/EnabledDisplays nvidia-settings -q [gpu:3]/EnabledDisplays 3. V erify that the refresh rate is the same for all displays . nvidia-settings -q[...]

49 nvidia-settings -a [gpu:0]/FrameLockEnable=1 9. Enable frame lock on the sla ve devices . nvidia-settings -a [gpu:1]/FrameLockEnable=1 nvidia-settings -a [gpu:2]/FrameLockEnable=1 nvidia-settings -a [gpu:3]/FrameLockEnable=1 10. T og gle the test signal. nvidia-settings -a [gpu:0]/FrameLockTestSignal=1 nvidia-settings -a [gpu:0]/FrameLockTestSig[...]

50 NVIDIA Quadro G-Sync II User Guide The following are the basic steps: Open a display connection to eac h X Screen you want to control in your frame loc k cluster . Make sure y ou have pri vileges to establish the X connection. Quer y the NV_CTRL_FRAMELOCK attribute to deter mine if frame lock is supported on each X screen. Set NV_CTRL_FRAMELOCK_[...]

51 During operation, you can also query any of these on eac h X screen: NV_CTRL_FRAMELOCK_PORT0_STATUS NV_CTRL_FRAMELOCK_PORT1_STATUS NV_CTRL_FRAMELOCK_HOUSE_STATUS NV_CTRL_FRAMELOCK_SYNC_READY NV_CTRL_FRAMELOCK_STEREO_SYNC NV_CTRL_FRAMELOCK_ETHERNET_DETECTED NV_CTRL_FRAMELOCK_SYNC_RATE NV_CTRL_FRAMELOCK_TIMING nvidia-settings registers a gtk+ time[...]

52 Querying the Frame Lock Capabilities of a S ystem Quer y the number of Quadro G-Sync II devices on the system by passing NV_CTRL_TARGET_TYPE_FRAMELOCK to XNVCTRLQueryTargetCount() . Quer y the Quadros attached to each Quadro G-Sync II device b y quer ying the NV_CTRL_GPUS_USING_FRAMELOCK attribute for each Quadro G-Sync II device. Quer y the ena[...]

53 Set NV_CTRL_FRAMELOCK_SYNC_INTERVAL as appropriate if you are using a house sync . Most likely , you want 0. Enabling/Disabling Frame Lock Enable frame lock on eac h Quadro by setting NV_CTRL_FRAMELOCK_ SYNC to NV_CTRL_FRAMELOCK_SYNC_ENABLE . (Optional) Set NV_CTRL_FRAMELOCK_TEST_SIGNAL to NV_CTRL_ FRAMELOCK_TEST_SIGNAL_ENABLE follow ed immediat[...]

54 NVIDIA Quadro G-Sync II User Guide[...]

55 Using the OpenGL Extensions This chapter explains how to use the OpenGL extensions supported by the NVIDIA driv er for accomplishing frame synchronization of applications . F rame Synchr onization Using the OpenGL Extensions explains the principles behind swap groups, and describes the OpenGL extensions to use to control frame lock and sw ap syn[...]

56 Fr ame Synchronization Using the OpenGL Extensions Swap sync refers to the sync hronization of buffer sw aps of m ultiple application windows . By means of swap sync , applications r unning on multiple systems can sync hronize the application buffer swaps between all the systems . Swap sync requires Proper connection and synchronization of the t[...]

57 Buffer S wap Criteria The criteria for buffer swaps inv olves when a window is ready to sw ap and when a g roup is ready to swap . Window Buffer S waps Any rendering surface that is not a window—suc h as a non-visible rendering buffer—is alwa ys ready , otherwise the following criteria must be satis fi ed before a buffer swap for a window c[...]

58 Frame Counter The implementation provides a univ ersal counter, or frame counter , among all systems that are lock ed tog ether by sw ap g roups/bar riers. It is based on the internal synchronization signal which trig gers the buffer swap . T o obtain the cur rent frame count, call wglQueryFrameCountNV(),glxQueryFrameCountNV()(). T o reset the f[...]

59 Con fi guring Swap Barriers Y ou can bind a g roup to a bar rier . T here is a maximum n umber of barriers that can be created. With the cur rent hardware , the maximum number of bar riers is one. T o deter mine the maximum bar rier number , call QueryMaxSwapGroupsNV() T o bind a g roup to a bar rier, call BindSwapBarrierNV() and specify the g [...]

60 wglJoinSw apGroupNV(), glxJoinSwapGroupNV() This call adds the OpenGL window with the device context hDC to the swap group speci fi ed by group. If hDC is already a member of a different g roup , it is implicitly remo ved from that group fi rst. Function B00L JoinSwapGroupNV (HDC hDC, GLuint group); Parameters In hDC - Device context for the f[...]

61 wglQuerySw apGroupNV(), glxQuerySw apGroupNV() This call retur ns the swap group number and bar rier number to which the device context is bound. Function B00L QuerySwapGroupNV (HDC hDC, GLuint *group, GLuint *barrier); Parameters In hDC - Device context for the frame lock card, or a window residing on the frame lock card. Parameters Out *group [...]

62 wglQueryFr ameCountNV(),glxQueryFrameCount NV() Quer yFrameCountNV returns in count the cur rent frame counter for swapGroup . This call retur ns the cur rent frame count of the sw ap g roup . Function B00L QueryFrameCountNV (HDC hDC, GLuint *carrier); Parameters In hDC - Device context for the frame lock card, or a window residing on the frame [...]

63 R eferences and R esources Getting Driv er Updates During NVIDIA software installation, the installation wizard pro vides an option to chec k for updated software online. Y ou can also download software updates b y visiting: http://www .nvidia.com/content/driv ers/ driv ers .asp[...]

64 NVIDIA Quadro G-Sync II User Guide[...]

65 R egistr ation, Support and W arr anty R egistering Y our Quadro G-S ync II After you register y our Quadro G-Sync II option card, you hav e priority access to NVIDIA Customer Care by using y our assigned user ID and passw ord to log on. Y ou can also elect to receive automatic noti fi cation of special promotions and software updates through e[...]

66 W arrant y and Support NVIDIA warranty and suppor t (Customer Care) infor mation is available at: www .nvidia.com/support www .nvidia.com/warrant y Y ou may also access these sites from NVIDIA ’ s main W eb site at: www .nvidia.com Upon registration, you will recei ve an ackno wledgement e-mail that includes a toll-free phone number , sign-on [...]

67 Compliance and Certi fi cations Bureau of Standards, Metrolog y , and Inspection (BSMI) C-Tick China Compulsor y Cer ti fi cation (CCC) Confor mité Européenne (CE) F ederal Communications Commission (FCC) - Class B Interference-Causing Equipment Standard (ICES) Ministr y of Infor mation and Communication (MIC) Underwriters Laboratories (UL, [...]

68 Notice ALL NVIDIA DESIGN SPECIFICA TIONS, REFERENCE BOARDS, FILES , DRAWINGS, DIAGNOSTICS, LISTS, AND O THER DOCUMENTS (TOGETHER AND SEPARA TEL Y , “MA TERIALS”) ARE BEING PROVIDED “ AS IS. ” NVIDIA MAKES NO WARRANTIES , EXPRESSED , IMPLIED, ST A TUT ORY , OR OTHERWISE WITH RESPECT T O THE MA TERIALS, AND EXPRESSL Y DISCLAIMS ALL IMPLIED[...]

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