CN104394400B - Draw filter antagonism project dummy emulation system and the method for display based on solid more - Google Patents
Draw filter antagonism project dummy emulation system and the method for display based on solid more Download PDFInfo
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Abstract
The invention discloses a kind of filter antagonism project dummy emulation system and method for drawing display based on solid more, comprise network connecting module, game logic module, interactive controlling module, physical engine module, three-dimensional rendering module and two picture Projection Display module; Described network connecting module, comprises server submodule and client child module, for carrying out network service and data transmission; Game logic module, maps for storing game rule, the Play Control of role animation and position; Interactive controlling module, controls respective corresponding game role in virtual tennis scene of game and moves, the stereoscopic picture plane of shooting different points of view; Described physical engine module, for efficiently, realistically simulating the physical effects such as tennis bounce-back, collision by physical engine, make game picture more truly and lively native system can not only realize carrying out drawing on same screen display stereo display more, and real-time rendering can be carried out based on different visual angles position to same scene of game.
Description
Technical field
The present invention relates to a kind of filter antagonism project dummy emulation system and method for drawing display based on solid more.
Background technology
Along with the raising of social modernization's level, the requirement that people live for entertainment is also more and more higher, with the output true to nature of three-dimensional, feeling of immersion for the virtual reality technology of mark is also applied to these fields gradually.By createing a virtual world to the simulation in the objective reality world, and the experience of life that accumulates in real world based on them just of user and habitually behavior pattern and virtual world carry out alternately.So feeling of immersion is stronger, namely the behavior that occurs in virtual world of user or the image watched are more close to them experience in real world and perception, more can obtain popular favor.And the presentation space of virtual world has extended to outside screen by stereo perception that 3D Display Technique is brought especially.
In current most of stereoscopic display devices on the market, when multiple user watches same screen display, the picture that they see is consistent often.When namely having object of which movement on the picture of display, the direction of motion of the object that they see also is consistent.But in real world, when there being object " to fly " towards us, the movement locus of the object that the people of different visual angles position sees is different in fact.Which illustrate current 3D display device and improve the limitation in user's feeling of immersion.Therefore, the present invention devises a kind of filter antagonism project dummy emulation system drawing display based on solid more, and specifically illustrate the virtual tennis antagonism event of carrying out based on this system, the 3D game picture of different visual angles can be outputted in the eye of respective player respectively, and player can be run, swung the bat by corresponding role in corresponding action control game tennis tournament as carrying out at real world, thus game is made to have better interactivity and feeling of immersion.
Summary of the invention
The present invention, in order to solve the problem, proposes a kind of filter antagonism project dummy emulation system and method for drawing display based on solid more, and the expansible all many-sides to play sport life of this system, as tennis, shuttlecock, table tennis even vollyball etc.Native system can not only realize carrying out drawing stereo display on same screen display more, and can carry out real-time rendering based on different visual angles position to same scene of game.For virtual tennis system, present system is described in detail below.
To achieve these goals, the present invention adopts following technical scheme:
Draw a filter antagonism project dummy emulation system for display more based on solid, comprising: network connecting module, game logic module, interactive controlling module, physical engine module, three-dimensional rendering module and two picture Projection Display module; Wherein:
Described network connecting module, comprises server submodule and client child module, for carrying out network service and data transmission;
Described game logic module, maps for storing game rule, the Play Control of role animation and position;
Described interactive controlling module, utilizes Kinect combination array to catch player position, identify player actions, controls respective corresponding game role in virtual tennis scene of game and moves, the stereoscopic picture plane of shooting different points of view;
Described physical engine module, for efficiently, realistically simulating the physical effects such as tennis bounce-back, collision by physical engine, makes game picture more truly lively.
Described three-dimensional rendering module, for utilizing time-sharing procedure, two that user assembled binocular camera sync pulse jamming are rendered in the left-right frames picture of role consciousness, each frame calculates different pictures carry out Alternation Display, thus obtain the stereoscopic picture plane of virtual role viewpoint;
Described two picture Projection Display module, for render two groups of stereoscopic picture planes are transported in two projecting apparatus respectively, through being installed at the level of two front of projector and the filtration of vertical polarizer, level and vertical polarised light carry one group of three-dimensional video-frequency respectively and project on same screen display.
Described server submodule; for carry the input data of utilization to game rule, process client user; and the mode of operation being in the client of active state by current and result forward, are synchronized to other clients; ensure can't carry out actual connection between client, to protect the right of privacy of terminal use.
Described client child module, be connected with server submodule, the IP address of oneself is informed to server submodule, the action behavior instruction of the determination that client child resume module is transmitted from Kinect, the animation controlling local corresponding game role is play, and the behavior outcome determined is sent to server submodule.
Based on the method for work of said system, comprise the following steps:
(1) be linked in virtual game system by connection server, produce corresponding game role, the collaborative work of Kinect array captures the position coordinates of two players in real space, and game role is mapped to respectively the two ends in place in virtual scene;
(2) according to the position in scene, by three-dimensional rendering module, real-time rendering is carried out to the left-right frames picture that scene binocular camera is taken;
(3) stereographic projection two clients played up is on same screen display, every player is through 3D glasses, make cross reaction for the stereoscopic vision based on its position seen, the animation broadcasting and the position that control corresponding game role are moved;
(4) step (1)-(3) are repeated.
In described step (2), its concrete grammar comprises: game role is furnished with two virtual video cameras respectively, these two video cameras include the virtual video camera of two side by side arrangement, simulate the method for people's eyes observing scene, and sync pulse jamming goes out the video pictures of two band level parallaxes; Utilize time-sharing procedure, two that are calculated by each frame different pictures carry out Alternation Display.
Described step (3) specifically comprises:
(3-1) use two 3D projecting apparatus two groups of videos A, B to be projected respectively on same metal screen, utilize light fraction principle, make video A, B filtration through different polarization mirror before projection;
(3-2) be improved to by the left and right eyeglass of polarising glass A and be made up of the polariscope of two horizontal directions, the left and right eyeglass of polarising glass B is improved to and is made up of the polariscope of two vertical directions;
(3-3) be separated by the left and right picture of shutter stereo spectacles by video A, B.
In described step (3-1), the refresh rate of two 3D projecting apparatus reaches 120Hz.
In described step (3-1), two groups of videos A, B project on same metal screen by two 3D projecting apparatus respectively; Wherein video A, B is the three-dimensional video-frequency of left-right frames picture Alternation Display.Utilize light fraction principle, make video A, B filtration through different polarization mirror before projection; Filter through first time, the polarised light of level and vertical direction projects to carrying A, B two groups of three-dimensional video-frequencies respectively on same screen display.
In described step (3-2), be improved to by the left and right eyeglass of polarising glass A and be made up of the polariscope of two horizontal directions, the left and right eyeglass of polarising glass B is improved to and is made up of the polariscope of two vertical directions; The video A before filtered by horizontal polarization mirror is only seen by user by polarising glass A, and the video B filtered by vertical polariscope is only seen by user by polarising glass B.
In described step (3-3), be separated by the left and right picture of shutter stereo spectacles by video A, B; Method brought a secondary shutter stereo spectacles again before the polarising glass of each user; Due to the three-dimensional video-frequency that video A, the B after polarising glass A, B filter is left-right frames Alternation Display, according to the principle of time division type stereo display, every user sees the stereopsis of required separately video A, B by this two pair of glasses.
Operation principle of the present invention is: in Same Scene, render the three-dimensional picture based on its viewpoint position according to customer location, and does two picture Projection Display.Namely render image that two virtual game roles photograph in tennis court respectively and pass to corresponding player.This technology is expanded on the basis of 3D Display Technique popular at present, in conjunction with the advantage of light fraction and time division type stereo display, realizes the stereoscopic picture plane showing two different visual angles on same screen display.First, catch by Kinect array the position that the position of player in real space maps virtual role in tennis court.Virtual role is furnished with the left and right picture that binocular camera carrys out sync pulse jamming viewpoint position, NVIDIA3DVision is coordinated to drive the support of formula, render the stereoscopic picture plane of left-right frames Alternation Display, reached projecting apparatus and the 3D shutter glasses of 120Hz by refresh rate, just can watch stereopsis.In addition, for two groups of stereopsis that two virtual roles photograph, then by the filtration of the polarizer and polarising glass that are arranged on front of projector, be transported to respectively in the eye of corresponding player.Player just can make according to seen image alternately, the development of promoting game.
Beneficial effect of the present invention is:
(1) the collaborative work array that native system uses one group of Kinect to be built into carries out position tracking and action recognition to player, and in traditional somatic sensation television game, a Kinect correspondence catches a user action, and player has had larger scope of activities.And for player, only needing to make service as carrying out naturally carrying out moving tennis tournament in real world, swinging the bat and the action such as to move, and do not need to carry out extra training study, just can the virtual role in game be controlled accordingly, alternately more true, nature;
(2) based on the dynamic viewpoint real-time rendering ability of player position.Player can movement arbitrarily in allowed limits, according to multiple stereoscopic picture planes of the position real-time rendering Same Scene of catching;
(3) use a projection screen to show different stereoscopic picture plane, effectively make use of screen space, saved view field and cost;
(4) spectators overcoming current diverse location can only see the shortcoming of same stereoscopic vision on the screen at the same, provide stronger more natural feeling of immersion experience for there being the user of specific needs;
(5) equipment of the present invention makes full use of existing hardware resource, does not need too many extra cost, can increase substantially the interest of video, the recreational and sense of reality, attract more user and player;
(6) the present invention except being widely used in entertainment life, also similar techniques can be used for the other fields such as virtual military training, athletic training, body-building.As in virtual sports training, this display device can be combined with collection capacity fractional analysis equipment, to athletic various technical movements quantitative analysis, utilize virtual portrait to help sportsman to grasp tactics better, and effectively reduce injury gained in sports.
Accompanying drawing explanation
Fig. 1 is shutter 3D know-why;
Fig. 2 is polarization type 3D know-why;
Fig. 3 is that the two picture technology of the present invention realizes principle;
Fig. 4 is for play up different stereoscopic picture plane know-why based on player position;
Fig. 5 is present system Organization Chart;
Fig. 6 is the inventive method flow chart of steps;
Fig. 7 is that the present invention realizes design sketch.
Embodiment:
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
It is shutter 3D (time division type) know-why shown in Fig. 1.Display is first to the picture that spectators provide left eye to watch, and at this moment shutter glasses by making the right eyeglass " blackening " (light tight), synchronously will block spectators' right eye.Then, display is switched to rapidly next frame picture, namely to the image frame of right eye viewing.At this moment, shutter glasses can block the left eye of spectators.This handoff procedure is very fast, per secondly at least reaches 120 times (namely the fast refresh rate of display is at least 120Hz), spectators cannot discover this about switch.Like this, according to persistence of vision principle and the image-forming principle of human eye, spectators just watch stereopsis by 3D shutter glasses.
It is polarization type 3D (light fraction) know-why shown in Fig. 2.It utilizes the characteristic of polarised light to decompose original image.When system shows, left and right image is simultaneously displayed on screen.But two width images can through the filtration of different polarization mirror before being presented on screen, and this step is by installing polarizer additional to Liang Tai projector respectively, and allowing it project, mutually perpendicular complete polarized light ripple realizes.Two width images reflect to beholder by 3D metal curtain, when picture is through polarising glass, every eyeglass due to polarization type glasses can only accept the picture of a polarization direction, and the right and left eyes of such people just can receive two a series of paintings faces, then through brain compound stereoscopic image.
Shown in Fig. 3 be the two picture technology of this system realize principle.Realize in conjunction with light fraction and time division type technology the stereoscopic picture plane that independent display two is different on same screen display, user, by respective worn anaglyph spectacles, sees stereopsis required separately.
Concrete implementation step is as follows:
(1) two groups of videos A, B project on same metal screen by two 3D projecting apparatus respectively that use refresh rate can reach 120Hz.Wherein video A, B is the three-dimensional video-frequency of left-right frames picture Alternation Display.Utilize light fraction principle, make video A, B filtration through different polarization mirror before projection.Like this, filter through first time, the polarised light of level and vertical direction projects to carrying A, B two groups of three-dimensional video-frequencies respectively on same screen display.
(2) the left and right eyeglass of polarising glass A is improved to and is made up of the polariscope of two horizontal directions by (2), and the left and right eyeglass of polarising glass B is improved to and is made up of the polariscope of two vertical directions.Like this, the video A before filtered by horizontal polarization mirror is only seen by user by polarising glass A, and the video B filtered by vertical polariscope is only seen by user by polarising glass B.But now the left and right picture of video A (B) does not also enter the right and left eyes of user with compound stereoscopic image by separation respectively.
(3) (3) are separated by the left and right picture of shutter stereo spectacles by video A (B).Method brought a secondary shutter stereo spectacles again before the polarising glass of each user.Due to the three-dimensional video-frequency that the video A (B) after polarising glass A (B) filters is left-right frames Alternation Display, according to the principle of time division type stereo display, every user just can see the stereopsis of video A (B) required separately by this two pair of glasses.
It is the know-why playing up the different stereoscopic picture plane of Same Scene based on player's diverse location shown in Fig. 4.When two players A, B are linked into after in virtual tennis system by connection server, program is run and is produced corresponding game role A and B.
The collaborative work of Kinect array captures the position coordinates of two players in real space, and game role A, B is mapped to respectively the two ends in Jing Zhong place, virtual net court.Game role A, B be furnished with virtual video camera cameraA and cameraB respectively, these two video cameras are all made up of virtual video camera cameraL and cameraR of two side by side arrangement, simulate the method for people's eyes observing scene, sync pulse jamming goes out the video pictures (i.e. the left picture of principle described in Fig. 1 and right picture) of two slightly horizontal parallaxs.
Utilize time-sharing procedure, drive the different picture of formula two of allowing GeForce video card be calculated by each frame to carry out Alternation Display (film effect is realized by dual camera cameraL and cameraR just) by NVIDIA3DVision.Before cameraA, B rendering result after frame format process is projected to same screen display, need respectively through the filtration having installed level and vertical polarizer projecting apparatus A, B additional, utilize principle described in Fig. 3, player A, B, through the 3D glasses (being made up of the polarising glass after reequiping and shutter glasses) after repacking, just can watch the stereoscopic picture plane of the Same Scene different points of view based on its position respectively.Simultaneously Kinect array can capture the mobile message of player A, B and real-time synchronization maps cameraA, B position in the scape of virtual net court, to realize the synchronous of viewpoint change.
Fig. 5 is system architecture diagram of the present invention.Native system can be divided into six large modules altogether, comprising:
(1) network connecting module.Network connecting module can Further Division be server submodule and client child module again, carries out network service and data transmission, complete the simulation trial to whole virtual tennis gaming world between two submodules.Wherein, server mainly carries the input (position data of the user captured as utilized Kinect array) of utilization to game rule, processing section client user, and the mode of operation that can be in the client of active state by current and result forward, are synchronized to other clients, because actual connection can't be carried out between client, this ensure that the right of privacy of terminal use.Each client child module is connected with server, and the IP address of oneself is informed to server.The action behavior instruction of the determination that client process is transmitted from Kinect, the animation controlling local corresponding game role is play, comprise service, batting (forehand stroke, backhand), run (left race, right race), and the behavior outcome determined is sent to server end, and by server sync in gaming world.
(2) game logic module, mainly comprises the application of game rule, and the Play Control of role animation and position map.Input according to player and in real time change the state of corresponding game role and the motion of tennis in tennis scene, process and feed back current game state, complete the judgement of game rule, the broadcasting of 3D sound effect the development of promoting game.The setting of laws of the game and the process of 3D sound effect will make competition game more stimulate, anxiety, greatly excite the desire to excel of player, improve player's excitement levels, thus make game player to put in playing condition more absorbedly in competition.
(3) interactive controlling module, its capital equipment is that one group of Kinect works in coordination with array.Multiple Kinect collaborative work carries out initial analysis process to the position of the user captured, action message, and data are passed to client, the animation being controlled respective virtual role in each client by network connecting module is play and position mapping, realizes the real-time transform at player visual angle.For player, only need as carrying out naturally making service tennis tournament in real world, swing the bat and the action such as to move, and do not need to carry out extra training study, just can the virtual role in game be controlled accordingly, alternately more true, nature.
(4) physical engine module.Efficiently, realistically simulate the physical effects such as tennis bounce-back, collision by physical engine, make game picture more truly lively.
(5) three-dimensional rendering module, comprises scene camera and plays up and carry out frame format process with NVIDIA3DVision.The dual camera sync pulse jamming that each virtual role assembles renders the left-right frames picture of role consciousness, utilize time-sharing procedure, drive the different picture of formula two of allowing GeForce video card be calculated by each frame to carry out Alternation Display by NVIDIA3DVision, thus obtain the stereoscopic picture plane of virtual role viewpoint.
(6) two picture display module.Two projecting apparatus (refresh rate at least reaches 120Hz) install level, vertically polarizer respectively additional, the three-dimensional video-frequency of two clients is filtered respectively, project on same screen display, through the 3D glasses (being made up of the polarising glass after reequiping and shutter glasses) after repacking as shown in Figure 3, every player just can see the stereoscopic picture plane of corresponding game role viewpoint respectively.And along with player controls the movement of virtual role, its view pictures also can change in real time.
Step of the present invention is introduced below in conjunction with Fig. 6:
(1) game is started;
(2) New Server, waits for client's side link;
(3) two clients are connection server respectively, respective IP address is informed to server, prepares for data pass mutually, and in virtual tennis scene of game, generate corresponding game role;
(4) according to the position of game role in the scape of virtual net court, by three-dimensional rendering module, real-time rendering is carried out to the left-right frames picture that scene binocular camera is taken;
(5) stereographic projection two clients played up is on same screen display;
(6) every player is through 3D glasses, makes cross reaction for the stereoscopic vision based on its position seen, the animation broadcasting and the position that control corresponding game role are moved;
(7) step (4)-(7) are repeated;
(8) Exit Game.
Shown in Fig. 7 be present system realize design sketch.After two game players are linked into this system, corresponding game role can be generated and be mapped to the two ends of tennis court in the scape of virtual net court.First arrange Kinect array, suppose that the capture region of each Kinect is a gray area frame as shown in the figure, correspondingly, the scope of activities of each player is a gray area frame.Under multiple Kinect (such as 4 Kinect) collaborative work, the scope of activities respective extension of each player to nearly four gray area frames (the heavier part of shade is the lap of gray area frame), so effective zone of action of each player increases greatly than during a use Kinect.Utilize Kinect array to catch two player actions to control the behavior of corresponding role in virtual game scene, map the position changing role according to position.Although two players' viewings is same screen display, utilize this system, the scene that every player sees but is not quite similar, and is all the tennis game scene based on himself viewpoint position.Illustrate, after player B bats, tennis flies here from virtual role B direction towards role A direction, and the stereoscopic picture plane seen for player A is that tennis flies here towards oneself, and for player B, then see that tennis is away from oneself, fly to towards opposite.Meanwhile, player A goes to chase after ball by self moving the role controlled in virtual scene, thus sees the stereoscopic picture plane changed in real time.By this system, two players can obtain and be close to the identical sense of reality with the tennis tournament in real world and experience, and put among game physically and mentally, thus obtain larger enjoyment.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (6)
1. draw a filter antagonism project dummy emulation system for display more based on solid, it is characterized in that: comprise network connecting module, game logic module, interactive controlling module, physical engine module, three-dimensional rendering module and two picture Projection Display module; Wherein:
Described network connecting module, comprises server submodule and client child module, for carrying out network service and data transmission;
Described game logic module, maps for storing game rule, the Play Control of role animation and position;
Described interactive controlling module, utilizes Kinect combination array to catch player position, identify player actions, controls respective corresponding game role in virtual tennis scene of game and moves, the stereoscopic picture plane of shooting different points of view;
Described physical engine module, for efficiently, realistically simulating the physical effects such as tennis bounce-back, collision by physical engine, makes game picture more truly lively;
Described three-dimensional rendering module, for utilizing time-sharing procedure, two that user assembled binocular camera sync pulse jamming are rendered in the left-right frames picture of role consciousness, each frame calculates different pictures carry out Alternation Display, thus obtain the stereoscopic picture plane of virtual role viewpoint;
Described two picture Projection Display module, for render two groups of stereoscopic picture planes are transported in two projecting apparatus respectively, through being installed at the level of two front of projector and the filtration of vertical polarizer, level and vertical polarised light carry one group of three-dimensional video-frequency respectively and project on same screen display, the 3D glasses of repacking are made up of the polarising glass of reequiping and shutter glasses, user, by the 3D glasses of repacking, watches respective stereopsis respectively.
2. a kind of filter antagonism project dummy emulation system drawing display based on solid as claimed in claim 1 more; it is characterized in that: described server submodule; for carry the input data of utilization to game rule, process client user; and the mode of operation being in the client of active state by current and result forward, are synchronized to other clients; ensure can't carry out actual connection between client, to protect the right of privacy of terminal use.
3. a kind of filter antagonism project dummy emulation system drawing display based on solid as claimed in claim 1 more, it is characterized in that: described client child module, be connected with server submodule, the IP address of oneself is informed to server submodule, the action behavior instruction of the determination that client child resume module is transmitted from Kinect, the animation controlling local corresponding game role is play, and the behavior outcome determined is sent to server submodule.
4. based on the method for work of the system such as according to any one of claim 1-3, it is characterized in that: comprise the following steps:
(1) be linked in virtual game system by connection server, produce corresponding game role, the collaborative work of Kinect array captures the position coordinates of two players in real space, and game role is mapped to respectively the two ends in place in virtual scene;
(2) according to the position in scene, by three-dimensional rendering module, real-time rendering is carried out to the left-right frames picture that scene binocular camera is taken;
(3) stereographic projection two clients played up is on same screen display, every player is through 3D glasses, make cross reaction for the stereoscopic vision based on its position seen, the animation broadcasting and the position that control corresponding game role are moved;
(4) step (1)-(3) are repeated;
In described step (2), its concrete grammar comprises: two game roles are furnished with a virtual video camera respectively, these two video cameras include the virtual video camera of two side by side arrangement, simulate the method for people's eyes observing scene, sync pulse jamming goes out the video pictures of two band level parallaxes; Utilize time-sharing procedure, two that are calculated by each frame different pictures carry out Alternation Display;
Described step (3) specifically comprises:
(3-1) level, vertically polarizer are installed respectively to two 3D projecting apparatus additional, two 3D projecting apparatus are used to project on same metal screen respectively by two groups of videos A, B, utilize light fraction principle, make video A, B filtration through different polarization mirror before projection;
(3-2) be improved to by the left and right eyeglass of polarising glass A and be made up of the polariscope of two horizontal directions, the left and right eyeglass of polarising glass B is improved to and is made up of the polariscope of two vertical directions;
(3-3) be separated by the left and right picture of shutter stereo spectacles by video A, B.
5. method of work as claimed in claim 4, it is characterized in that: in described step (3-1), two groups of videos A, B project on same metal screen by two 3D projecting apparatus respectively; Wherein video A, B is the three-dimensional video-frequency of left-right frames picture Alternation Display.Utilize light fraction principle, make video A, B filtration through different polarization mirror before projection; Filter through first time, the polarised light of level and vertical direction projects to carrying A, B two groups of three-dimensional video-frequencies respectively on same screen display.
6. method of work as claimed in claim 4, it is characterized in that: in described step (3-2), be improved to by the left and right eyeglass of polarising glass A and be made up of the polariscope of two horizontal directions, the left and right eyeglass of polarising glass B is improved to and is made up of the polariscope of two vertical directions; The video A before filtered by horizontal polarization mirror is only seen by user by polarising glass A, and the video B filtered by vertical polariscope is only seen by user by polarising glass B;
In described step (3-3), be separated by the left and right picture of shutter stereo spectacles by video A, B; Method brought a secondary shutter stereo spectacles again before the polarising glass of each user; Due to the three-dimensional video-frequency that video A, the B after polarising glass A, B filter is left-right frames Alternation Display, according to the principle of time division type stereo display, every user sees the stereopsis of required separately video A, B by this two pair of glasses.
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| CN109901713B (en) * | 2019-02-25 | 2020-07-17 | 山东大学 | Multi-person cooperative assembly system and method |
| CN111083462A (en) * | 2019-12-31 | 2020-04-28 | 北京真景科技有限公司 | Stereo rendering method based on double viewpoints |
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