CN103106679B - Distributed 3D hyperchannel rendering intent, system and platform - Google Patents

Distributed 3D hyperchannel rendering intent, system and platform Download PDF

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Publication number
CN103106679B
CN103106679B CN201310003726.6A CN201310003726A CN103106679B CN 103106679 B CN103106679 B CN 103106679B CN 201310003726 A CN201310003726 A CN 201310003726A CN 103106679 B CN103106679 B CN 103106679B
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scene image
render pipeline
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CN201310003726.6A
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CN103106679A (en
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肖平
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广东威创视讯科技股份有限公司
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Abstract

The invention provides a kind of distributed 3D hyperchannel rendering intent, system and platform, its method comprises step: control terminal sends render instruction according to the index of playing up preset to each render pipeline; Each described render pipeline plays up corresponding sub-scene image according to the render instruction received; After each described render pipeline has been played up, described control terminal has sent idsplay order to each described render pipeline; Each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order.The present invention can improve the resource utilization of render pipeline, effectively can promote the display frame rate of combination three-dimensional visualization application, better embodiment computing machine concurrent collaborative work characteristics, and with existing joined screen system fast integration, extendability is high, is convenient to the visual application of 3D promoting combination.

Description

Distributed 3D hyperchannel rendering intent, system and platform

Technical field

The present invention relates to distributed multiprocessing parallel calculation field, particularly relate to a kind of distributed 3D hyperchannel rendering intent, system and platform.

Background technology

It has been exactly that the three-dimensional scenic data that produce from computing machine are to the image conversion process on two-dimentional display plane that 3D plays up, and to apply maximum be in practice 3DGIS rendering system, 3DGIS system three-dimensional visualization is played up the product organically combined with Geographic Information System.Three-dimensional visualization technique has had in military affairs, Aeronautics and Astronautics, medical science, geologic prospecting, entertainment and design etc. to be applied very widely.

Fig. 1 is that the existing 3D hyperchannel based on distributed computer architecture plays up mode, and 3D data are stored on different computer nodes by distributed multi-channel respectively, realize parallel rendering process, and a whole group of planes is positioned at same LAN (Local Area Network).System adopts Master/Slave structure and the network service based on TCP/IP.Transmit render instruction by Master node (control terminal) to Slave node (each passage rendering node), and it is played up carry out synchro control with display, synchronous with the state synchronized and display that reach 3D scene rendering.First to split overall 3D scene, each subfield scape is met at single channel play up, rendering result is carried out seamless spliced according to its scene domain distributed, and is a 3D scene wall by multiple projector or combination by the rendering result tiled display of each passage.

But above-mentioned distributed 3D hyperchannel plays up the deficiency that mode has following several respects:

(1) rendering node machine hardware configuration General Requirements is the same, plays up output resolution ratio and also requires it is the same, otherwise when scene walkthrough, the configuration of certain low-level hardware, when running into complex scene, will inevitably reduce the display frame rate of whole group system;

(2) each rendering node fixedly can only play up certain fixing segmentation content of whole scene mural painting face, such as, if whole scene wall is responsible for playing up by two nodes, rendering node 1 can only bear playing up of scene wall left side image content, rendering node 2 can only bear the right the playing up of image content, and that is rendering node 1 can not content on the right of rendered picture in render process.

The roaming effect of three-dimensional scenic has depended on the display frame rate of rendering platform, and in general, it is per second that display frame rate reaches 30 frame per second, visually feels very smooth, otherwise, visually feel to block a little, have shake or the sense that pauses.Current existing distributed 3D plays up settling mode, is to adopt high-end display card to replace original low side display card, so, because high-end display card cost is very high, expensive, adds the cost of the combination viewing three-dimensional applications of client.On the other hand, in practice, need original configuration of changing client, and waste can be caused to original computer system configurations, be unfavorable in client, promote three-dimensional visualization application.

Summary of the invention

The invention provides a kind of distributed 3D hyperchannel rendering intent, system and platform, do not needing to increase hardware cost, when even can reduce hardware cost, the subfield scape played up of each render pipeline of flexible configuration.

Object of the present invention is achieved by the following scheme:

A kind of distributed 3D hyperchannel rendering intent, comprises the steps:

Control terminal sends render instruction according to the index of playing up preset to each render pipeline;

Each described render pipeline plays up corresponding sub-scene image according to the render instruction received;

After each described render pipeline has been played up, described control terminal has sent idsplay order to each described render pipeline;

Each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order.

A kind of distributed 3D hyperchannel rendering system, comprise control terminal and multiple render pipeline, described control terminal comprises control module, and described render pipeline comprises rendering module and display module, wherein:

The index of playing up that described control module is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;

Described rendering module is used for playing up corresponding sub-scene image according to the render instruction received;

Described display module is used for the display carrying out corresponding sub-scene image when receiving idsplay order.

A kind of distributed 3D hyperchannel rendering platform, comprise control desk, multiple rendering node machine, multiple multi-screen segmentation switching processor, described control desk connects each described rendering node machine and each described multi-screen segmentation switching processor respectively, and each described rendering node machine is connected with each described multi-screen segmentation switching processor respectively;

The index of playing up that described control desk is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;

Described rendering node machine is used for playing up corresponding sub-scene image according to the render instruction received;

Described multi-screen segmentation switching processor is used for the display carrying out corresponding sub-scene image when receiving idsplay order.

A kind of distributed 3D hyperchannel rendering platform, comprise control desk, multiple rendering node machine, multiple multi-screen dispenser and multiple video switching matrix, described control desk connects each described rendering node machine and each described video switching matrix respectively, each described rendering node machine is connected with each described multi-screen dispenser respectively, and each described multi-screen dispenser connects and is connected with each described video switching matrix respectively;

The index of playing up that described control desk is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;

Described rendering node machine is used for playing up corresponding sub-scene image according to the render instruction received;

Described video switching matrix is used for the display carrying out corresponding sub-scene image when receiving idsplay order.

According to the solution of the present invention, it sends render instruction according to the index of playing up preset to each render pipeline by control terminal, each described render pipeline plays up corresponding scene according to the render instruction received, after each described render pipeline has been played up, described control terminal sends idsplay order to each described render pipeline, each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order, due to can according to the subfield scape playing up index and configure flexibly each render pipeline, this plays up index class table can be then arrange according to the rendering capability of each render pipeline and the complexity of sub-scene image, the resource utilization of render pipeline can be improved like this, effectively can promote the display frame rate of combination three-dimensional visualization application, better embodiment computing machine concurrent collaborative work characteristics, and with existing joined screen system fast integration, extendability is high, be convenient to the visual application of 3D promoting combination.

Accompanying drawing explanation

Fig. 1 be existing 3D hyperchannel rendering intent corresponding based on distributed computer architecture schematic diagram;

Fig. 2 is the schematic flow sheet of distributed 3D hyperchannel rendering intent embodiment of the present invention;

Fig. 3 is the schematic flow sheet of the generation render list of the embodiment of the present invention;

Fig. 4 is the structural representation of distributed 3D hyperchannel rendering system embodiment of the present invention;

Fig. 5 is the structural representation of a distributed 3D hyperchannel rendering platform of the present invention embodiment;

Fig. 6 is the structural representation of distributed another embodiment of 3D hyperchannel rendering system of the present invention.

Embodiment

Below in conjunction with embodiment and accompanying drawing, the present invention is further elaborated, but implementation of the present invention is not limited thereto.

Shown in Figure 2, be the schematic flow sheet of distributed 3D hyperchannel rendering intent embodiment of the present invention.As shown in Figure 2, the distributed 3D hyperchannel rendering intent in the present embodiment comprises the steps:

Step S101: control terminal sends render instruction according to the index of playing up preset to each render pipeline, enter step S102, wherein, play up in index each render pipeline covering each frame scene image entirety corresponding and need the contents such as the sub-scene image played up, before playing up, can this plays up index according to the rendering capability of each render pipeline and each frame scene image configured in one piece;

Step S102: each described render pipeline plays up corresponding sub-scene image according to the render instruction received, and enters step S103;

Step S103: after each described render pipeline has been played up, described control terminal sends idsplay order to each described render pipeline, enters step S104;

Step S104: each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order.

Accordingly, according to the scheme of the present embodiment, it sends render instruction according to the index of playing up preset to each render pipeline by control terminal, each described render pipeline plays up corresponding sub-scene image according to the render instruction received, after each described render pipeline has been played up, described control terminal sends idsplay order to each described render pipeline, each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order, owing to can configure according to playing up index the sub-scene image that each render pipeline needs to play up flexibly, this plays up index class table can be then arrange according to the rendering capability of each render pipeline and the complexity of sub-scene image, the resource utilization of render pipeline can be improved like this, such as, the sub-scene image that the render pipeline rendering complexity that rendering capability can be allowed strong is high, if and the sub-scene image making the render pipeline rendering complexity of rendering capability low, like this, effectively can promote the display frame rate of combination three-dimensional visualization application, better embodiment computing machine concurrent collaborative work characteristics, and can with existing joined screen system fast integration, extendability is high, be convenient to the visual application of 3D promoting combination.

Wherein in an embodiment, show in particular the generating mode playing up index, specifically comprise the steps:

Step S201: respectively each frame scene image entirety is divided into several sub-scene images according to preset rules;

Wherein, preset rules can set according to actual needs, each frame scene image can be divided into the multiple sub-scene image of arbitrary shape, size;

Step S202: the complexity of adding up each described sub-scene image of corresponding each frame respectively;

Statistical Complexity can have different implementations, such as, the complexity of each described sub-scene image of corresponding each frame can be determined according to the number of triangles in each described sub-scene image, this is because the picture element of scene image is generally triangle, determine that the complexity of sub-scene image can adopt the mode of existing notice by number of triangles, do not repeat them here;

Step S203: play up index according to the complexity of each described sub-scene image of each frame and the generation of each render pipeline, Main Basis is that the render pipeline that rendering capability is strong is responsible for the relatively high sub-scene image of rendering complexity, and the weak render pipeline of rendering capability is responsible for the relatively low sub-scene image of rendering complexity.

Wherein, above-mentionedly determine that each described render pipeline has been played up and can be had different implementations, such as, wherein in an embodiment, determine that the mode that each described render pipeline has been played up can be: timing when sending described render instruction from control terminal, if render time reaches preset value, then determine that each described render pipeline has been played up, this preset value can set according to actual conditions, but ensure that the render process of each render pipeline can complete, the maximum duration generally being completed the sub-scene image of every frame by each render pipeline is determined;

Wherein in an embodiment, determine that the mode that each described render pipeline has been played up also can be: what receive that each render pipeline played up rear transmission completes information, if receive each described render pipeline complete information after, then determine that each described render pipeline has been played up, such as, the passage having returned information is marked by control terminal, and after each render pipeline is labeled all, each described render pipeline of present frame has been played up.

For the ease of understanding the present invention further, set forth with a concrete application example below, but this application example is not construed as limiting the invention.

Application example

This example is that to comprise three render pipelines be example, assuming that the rendering node machine 1 that responsible first render pipeline plays up work is high end configuration, also namely its rendering capability is strong, the rendering node machine 2 that responsible second render pipeline plays up work is middle-end configurations, also namely its rendering capability is placed in the middle, the rendering node machine 3 that responsible second render pipeline plays up work is low side configurations, also namely its rendering capability is weak, on display screen, each frame scene image entirety is all that three the sub-scene images generated by these three render pipelines are spliced, display screen is divided into a left side, in, right three parts, use A respectively, B, C represents, A, B, C tri-picture splicings picture that just composition one is complete, table 1 gives the schematic form playing up index, for the second frame played up in table 1, the how each render pipeline of scheduling controlling is described, as shown in Table 1, display screen part B played up by rendering node machine 1 when receiving render instruction, represent and bear playing up of display screen centre position B, accordingly, playing up of display screen left position A born by rendering node machine 2, and playing up of display screen location right C born by rendering node machine 3, dispatching principle is: process A is responsible for by rendering node machine 1, B, one the most complicated in C tri-sub-scene images, A played up by rendering node machine 2, B, complicated one of C tri-pictures time, rendering node machine 1 processes A, B, in C tri-pictures the simplest one.

Table 1 three-dimensional scenic plays up concordance list

From in the data in table 1, when playing up different frame, the part that each rendering node machine is responsible for playing up can be different, so just can control the sub-scene image that each render pipeline needs to play up flexibly.

Need to play up the second frame set forth render process for current below.

First, control terminal sends render instruction according to table 1 to the first render pipeline, the second render pipeline, the 3rd render pipeline, the sub-scene image that each rendering node machine (render pipeline) needs to play up is controlled by this render instruction, such as, currently need to play up part B for rendering node machine 1, rendering node machine 2 needs to play up part A, and rendering node machine 3 needs to play up C part.

When render pipeline receives render instruction, carry out work immediately, rendering node machine 1 starts to play up part B, rendering node machine 2 starts to play up part A, rendering node machine 3 starts to play up C part, and each render pipeline, at the end of playing up, is sent completely information to control terminal.

Control terminal render pipeline return complete information time, make marks to the render pipeline of, receive all render pipelines complete information after, send idsplay order immediately;

Each render pipeline performs display work immediately when receiving idsplay order, the current display work being the first render pipeline and being responsible for screen center section, second render pipeline is responsible for the display work of screen left-hand component, and the first render pipeline is responsible for the display work of screen right-hand component.

According to the distributed 3D hyperchannel rendering intent of the invention described above, the present invention also provides a kind of distributed 3D hyperchannel rendering system, and just the concrete example of distributed 3D hyperchannel rendering system of the present invention is described in detail below.The structural representation of a preferable examples of distributed 3D hyperchannel rendering system of the present invention has been shown in Fig. 4.According to different Considerations, when specific implementation managing system of car parking of the present invention, what can comprise shown in Fig. 4 is whole, and also only can comprise the wherein part shown in Fig. 3, just the specific embodiment of the present invention's distributed 3D hyperchannel rendering system is described in detail below.

Distributed 3D hyperchannel rendering system wherein in an embodiment, comprise control terminal 301 and multiple render pipeline 302, control terminal 301 comprises control module 3011, and render pipeline 302 comprises rendering module 3021 and display module 3022 respectively, wherein:

Control module 3011 is for sending render instruction according to the index of playing up preset to each render pipeline 302, also for after each render pipeline 302 has been played up, idsplay order is sent to each render pipeline 302, wherein, play up in index each render pipeline covering each frame scene image entirety corresponding and need the contents such as the sub-scene image played up, before playing up, can this plays up index according to the rendering capability of each render pipeline and each frame scene image configured in one piece;

Rendering module 3021 is for playing up corresponding sub-scene image according to the render instruction received;

Display module 3022 is for carrying out the display of corresponding sub-scene image when receiving idsplay order.

Accordingly, according to the scheme of the present embodiment, owing to can configure according to playing up index the sub-scene image that each render pipeline needs to play up flexibly, this plays up index class table can be then arrange according to the rendering capability of each render pipeline and the complexity of sub-scene image, the resource utilization of render pipeline can be improved like this, such as, the sub-scene image that the render pipeline rendering complexity that rendering capability can be allowed strong is high, if and the sub-scene image making the render pipeline rendering complexity of rendering capability low, like this, effectively can promote the display frame rate of combination three-dimensional visualization application, better embodiment computing machine concurrent collaborative work characteristics, and can with existing joined screen system fast integration, extendability is high, be convenient to the visual application of 3D promoting combination.

Wherein in an embodiment, control terminal 301 can also comprise index generation module 3012, and this index generation module 3012 can comprise:

Cutting unit 2A, for being divided into several sub-scene images by each frame scene image entirety according to preset rules respectively;

Statistic unit 2B, for adding up the complexity of each described sub-scene image of corresponding each frame respectively, Statistical Complexity can have different implementations, such as, the complexity of each described sub-scene image of corresponding each frame can be determined according to the number of triangles in each described sub-scene image, this is because the picture element of scene image is generally triangle, determines that the complexity of sub-scene image can adopt the mode of existing notice, do not repeat them here by number of triangles;

Generation unit 2C, index is played up described in generating for the complexity of each described sub-scene image according to each frame and the configuration of each render pipeline, Main Basis is that the render pipeline that rendering capability is strong is responsible for the relatively high sub-scene image of rendering complexity, and the weak render pipeline of rendering capability is responsible for the relatively low sub-scene image of rendering complexity.

Wherein in an embodiment, control terminal 301 can also comprise has played up determination module 3013, and this has been played up determination module 3013 and has comprised the first determining unit 3A or the second determining unit 3B, wherein:

Timing when first determining unit 3A is used for sending described render instruction from control module 3011, if render time reaches preset value, then determine that each render pipeline 302 has been played up, this preset value can set according to actual conditions, but ensure that the render process of each render pipeline 302 can complete, the maximum duration generally being completed the sub-scene image of every frame by each render pipeline is determined;

Second determining unit 3B completes information for what receive that each render pipeline 302 played up rear transmission, if receive each render pipeline 302 complete information after, then determine that each render pipeline 302 has been played up, such as, the passage having returned information is marked by control terminal, after each render pipeline equal 302 is labeled, each render pipeline 302 of present frame has been played up.

According to distributed 3D hyperchannel rendering intent or the system of the invention described above, the present invention also provides two kinds of distributed 3D hyperchannel rendering platforms, and just the concrete example of distributed 3D hyperchannel rendering platform of the present invention is described in detail below.

Wherein in an embodiment, a kind of distributed 3D hyperchannel rendering platform is provided, this platform can be applicable to specialized market, as shown in Figure 5, this platform comprises control desk 401, multiple rendering node machine 402, multiple multi-screen segmentation switching processor 403, control desk 401 connects each rendering node machine 402 and each multi-screen segmentation switching processor 403 respectively, and each rendering node machine 402 is connected with each multi-screen segmentation switching processor 403 respectively, wherein:

Control desk 401 is for sending render instruction according to the index of playing up preset to each render pipeline, also for after each described render pipeline has been played up, idsplay order is sent to each described render pipeline, wherein, the generating mode playing up index can as the aforementioned described in embodiment of the method, do not repeat them here, control desk can be made up of a PC, can be connected with each rendering node by LAN (Local Area Network), coordinate playing up and display work of each render pipeline, all behaviors of each render pipeline are all decided by control desk, as drawn scene, displayed scene, change viewport direction and resolution etc., control desk is while communicating with each render pipeline, background program can also be passed through, real-time calculating and the working condition of adding up each passage, to reach the most each Channel Synchronous, improve the frame per second of whole system,

It is pointed out that this platform architecture control desk can specify some content in certain rendering node machine render scenes by order, comprise and play up resolution sizes.So just a large scene can be carried out the scene being rationally divided into multiple different size neatly, the complicacy of scene can need the triangle number of drawing to distinguish by scene, the complicated little scene of segmentation transfers to high-end rendering node machine to bear, simple little scene transfers to low side rendering node machine to bear, give full play to the concurrent collaborative operational advantages of rendering node machine, improve rendering efficiency, and reduce hardware configuration cost; Therefore, as needed to switch different render scenes, control desk, when saying the word to rendering node, is sent out also to multi-screen splicing processor simultaneously, is ensured that rendering node machine switches and exchange synchronous execution with multi-screen splicing;

Rendering node machine 402 plays up corresponding sub-scene image for the render instruction that basis receives, in actual applications,

Multi-screen segmentation switching processor 403 is for carrying out the display of corresponding sub-scene image when receiving idsplay order.

Wherein in an embodiment, a kind of distributed 3D hyperchannel rendering platform is provided, this platform belongs to the distributed 3D hyperchannel rendering platform of common low cost, as shown in Figure 6, this platform comprises control desk 501, multiple rendering node machine 502, multiple multi-screen dispenser 503 and multiple video switching matrix 504, control desk 501 connects each rendering node machine 502 and each video switching matrix 504 respectively, each rendering node machine 502 is connected with each multi-screen dispenser 503 respectively, each multi-screen dispenser 503 is connected with each screen switching matrix respectively, wherein:

Control desk 501 is for sending render instruction according to the index of playing up preset to each render pipeline, also for after each described render pipeline has been played up, described control terminal sends idsplay order to each described render pipeline, wherein, described in the generating mode embodiment of the method as the aforementioned playing up index, do not repeat them here;

Rendering node machine 502 is for playing up corresponding sub-scene image according to the render instruction received;

Video switching matrix 504 is for carrying out the display of corresponding sub-scene image when receiving idsplay order.

Elaborate each component units of distributed 3D hyperchannel rendering platform of the present invention and the workflow of distributed 3D hyperchannel rendering platform below, below unification is introduced two kinds of distributed 3D hyperchannel rendering platforms.

Control desk can be made up of a PC, can be connected with each rendering node by LAN (Local Area Network), coordinate playing up and display work of each render pipeline, all behaviors of each render pipeline are all decided by control desk, as drawn scene, displayed scene, change viewport direction and resolution etc., control desk is while communicating with each render pipeline, background program can also be passed through, real-time calculating and the working condition of each passage of statistics, to reach the most each Channel Synchronous, improve the frame per second of whole system.

Rendering node machine can be configured to a graphics workstation or PC, 3D render engine system (as three-dimensional Railway Simulation visualization system) it can be equipped with, this system has normally to be played up and analysis ability, by local or network loading scenario and model data, the render instruction that reception control desk sends is responsible for by rendering node machine, it is resolved and plays up work accordingly according to this render instruction, rendering result to be given multi-screen splicing and switching processor or multi-screen dispenser in the specific time by the instruction sent according to control desk, the complete passive work of rendering node machine, execute the task by the instruction of control desk, task terminates and after notifying control desk, enter idle condition, this working method, reduce the complicacy of system, operationally system resource can be made full use of again, increase work efficiency,

Because rendering node machine needs to play up a large amount of spatial scene data and model data, so, graphic display card be there are certain requirements, need to consider output resolution ratio and play up frame per second two indices to select, the 3D that different hardware configuration (CPU, video card and internal memory) is supported plays up resolution and frame per second is different.

Video segmentation and switching processor, be responsible for splitting the rendering result of rendering node machine input and exchanging and output to display terminal (as combination), equipment can adopt the professional ARK series multi-screen processor of Vtron company, and common Video segmentation device also can be adopted to add video switching matrix composition.In general, rendering node machine can produce larger resolution, as a rendering node machine produces 6*1920*1080 resolution (6 times of high definitions), needs to carry out segmentation to signal and is shown as 6 high-definition signals, respectively 6 unit spliced screen displays.And video multiple screen splicing and switching processor function of exchange, different rendering node machine can be given full play to and play up performance, transfer to high-end rendering node machine process by terminal console order by playing up complicated scene, scene simply transfers to the Node station process of low side.By exchanging, the rendering result of different rendering node machine can be outputted to the screen position of needs.

Combination display terminal, by the point-to-point connected mode of DVI, the graphical information that receiver, video segmentation and switching processor transmit, and shown, a two field picture often drawn by rendering node machine, and combination display terminal is display one frame just, not frame losing completely.When embody rule, this combination display terminal also can be made up of projector and screen.

Before application distribution 3D hyperchannel rendering platform, first should carry out Initialize installation to system:

First to needing the complexity of the three-dimensional scenic played up to carry out statistical study, count the number of triangles of the rear each sub-scene image of each frame segmentation respectively, set up a scene rendering concordance list, to be split respectively to rendering node machine and multi-screen according to concordance list by control desk and switching processor (or video switching matrix) sends control command.

Secondly, control desk and rendering node machine and multi-screen split and switching processor (or video switching matrix) is set up TCP in the mode of C/S and to be connected or UDP connects, if set up UDP connection, by issue broadcast to each rendering node machine;

Then, control desk is according to scene rendering concordance list, and control terminal sends viewport information to respective channel.

Then, each render pipeline receives order, arranges viewport, and sends feedback information.

After initialization terminates, can working cycle be entered:

First, control terminal sends rendering command and plays up machine to each, and after render instruction sends, control terminal enters waiting status;

Then, eachly play up after machine receives render instruction, carry out work immediately according to this instruction, play up corresponding scene;

Again then, after playing up end, machine of respectively playing up sends completes information to control desk;

Then, the passage of return message makes marks by control desk, after receiving all information of completing, sends idsplay order immediately to multi-screen segmentation and switching processor (or video switching matrix);

Multi-screen segmentation and switching processor (or video switching matrix) carry out display work immediately after receiving idsplay order.

If set up UDP to connect, the render time of each frame is the same, when arranging each frame stand-by period, having played up certain frame maximum duration and having started to play up the stand-by period for next frame, also can reach real-time synchronization effect with every platform Node station.

The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (6)

1. a distributed 3D hyperchannel rendering intent, is characterized in that, comprise the steps:
Control terminal sends render instruction according to the index of playing up preset to each render pipeline;
Each described render pipeline plays up corresponding sub-scene image according to the render instruction received;
After each described render pipeline has been played up, described control terminal has sent idsplay order to each described render pipeline;
Each described render pipeline carries out the display of corresponding sub-scene image when receiving idsplay order;
Wherein, play up index described in generate in the following way:
Respectively each frame scene image entirety is divided into several sub-scene images according to preset rules;
Add up the complexity of each described sub-scene image of corresponding each frame respectively, wherein, the complexity of each described sub-scene image of the corresponding each frame of described statistics comprises step: the complexity determining each described sub-scene image of corresponding each frame according to the number of triangles in each described sub-scene image;
Index is played up described in generating according to the complexity of each described sub-scene image of each frame and the rendering capability of each render pipeline.
2. distributed 3D hyperchannel rendering intent according to claim 1, is characterized in that, determines mode that each described render pipeline has been played up comprises in following manner any one:
Timing from during the described render instruction of transmission, if render time reaches preset value, then determines that each described render pipeline has been played up;
What receive that each render pipeline played up rear transmission completes information, if receive each described render pipeline complete information after, then determine that each described render pipeline has been played up.
3. a distributed 3D hyperchannel rendering system, is characterized in that, comprise control terminal and multiple render pipeline, described control terminal comprises control module, and described render pipeline comprises rendering module and display module, wherein:
The index of playing up that described control module is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;
Described rendering module is used for playing up corresponding sub-scene image according to the render instruction received;
Described display module is used for the display carrying out corresponding sub-scene image when receiving idsplay order;
Wherein, described control terminal also comprises index generation module, and described index generation module comprises:
Cutting unit, for being divided into several sub-scene images by each frame scene image entirety according to preset rules respectively;
Statistic unit, for determining the complexity of each described sub-scene image of corresponding each frame respectively according to the number of triangles in each described sub-scene image;
Generation unit, plays up index described in generating for the complexity of each described sub-scene image according to each frame and the rendering capability of each render pipeline.
4. distributed 3D hyperchannel rendering system according to claim 3, is characterized in that, described control terminal also comprises has played up determination module, described in played up determination module and comprised the first determining unit or the second determining unit;
Timing when described first determining unit is used for sending described render instruction from described control module, if render time reaches preset value, then determines that each described render pipeline has been played up;
Described second determining unit completes information for what receive that each render pipeline played up rear transmission, if receive each described render pipeline complete information after, then determine that each described render pipeline has been played up.
5. a distributed 3D hyperchannel rendering platform, it is characterized in that, comprise control desk, multiple rendering node machine, multiple multi-screen segmentation switching processor, described control desk connects each described rendering node machine and each described multi-screen segmentation switching processor respectively, and each described rendering node machine is connected with each described multi-screen segmentation switching processor respectively;
The index of playing up that described control desk is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;
Described rendering node machine is used for playing up corresponding sub-scene image according to the render instruction received;
Described multi-screen segmentation switching processor is used for the display carrying out corresponding sub-scene image when receiving idsplay order;
Wherein, play up index described in generate in the following way:
Respectively each frame scene image entirety is divided into several sub-scene images according to preset rules;
Add up the complexity of each described sub-scene image of corresponding each frame respectively, wherein, the complexity of each described sub-scene image of the corresponding each frame of described statistics comprises step: the complexity determining each described sub-scene image of corresponding each frame according to the number of triangles in each described sub-scene image;
Index is played up described in generating according to the complexity of each described sub-scene image of each frame and the rendering capability of each render pipeline.
6. a distributed 3D hyperchannel rendering platform, it is characterized in that, comprise control desk, multiple rendering node machine, multiple multi-screen dispenser and multiple video switching matrix, described control desk connects each described rendering node machine and each described video switching matrix respectively, each described rendering node machine is connected with each described multi-screen dispenser respectively, and each described multi-screen dispenser connects and is connected with each described video switching matrix respectively;
The index of playing up that described control desk is used for according to presetting sends render instruction to each render pipeline, also for after each described render pipeline has been played up, sends idsplay order to each described render pipeline;
Described rendering node machine is used for playing up corresponding sub-scene image according to the render instruction received;
Described video switching matrix is used for the display carrying out corresponding sub-scene image when receiving idsplay order;
Wherein, play up index described in generate in the following way:
Respectively each frame scene image entirety is divided into several sub-scene images according to preset rules;
Add up the complexity of each described sub-scene image of corresponding each frame respectively, wherein, the complexity of each described sub-scene image of the corresponding each frame of described statistics comprises step: the complexity determining each described sub-scene image of corresponding each frame according to the number of triangles in each described sub-scene image;
Index is played up described in generating according to the complexity of each described sub-scene image of each frame and the rendering capability of each render pipeline.
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