CN102663804A - Quick interactive graphic rendering method - Google Patents
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- CN102663804A CN102663804A CN2012100524671A CN201210052467A CN102663804A CN 102663804 A CN102663804 A CN 102663804A CN 2012100524671 A CN2012100524671 A CN 2012100524671A CN 201210052467 A CN201210052467 A CN 201210052467A CN 102663804 A CN102663804 A CN 102663804A
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Abstract
The invention relates to a rendering of interactive three-dimensional real graphics and to an image fusion technology, and belongs to fields of graphics and image processing in the subject of computer science and technology. A scene model and a layout model are rendered and the said two rendering graphics are fused. When the layout model is changed, the re-rendering is only carried out on the layout model, and then rendering of the scene model is performed. A quick graphic rendering method for network environment is realized, minimizing the generating time of a preview. With the said quick rendering method, the waiting time of a terminal user can be effectively reduced, which enables the terminal user to view an approximately real-time preview. In addition, the load of rendering server and the operation cost are reduced.
Description
Technical field
The present invention relates to playing up and image fusion technology of interactive three-dimensional photo realism graphic, belong to graphics and image processing field in the Computer Science and Technology subject.
Background technology
In graphic making, playing up is the basis of 3D intention, also is the key link of decision final image effect during 3D makes.Renderer commercial at present, non-commercial is widely used in a plurality of fields such as animation making, science simulation, graphic plotting.Along with the development of computer graphics techniques, the calculated amount of playing up increases day by day, and single computing machine is difficult to satisfy huge computational requirements, and cluster is played up and arisen at the historic moment.Play up platform with cluster and be the basis, for the user provides interactively graph rendering function, become important research and development field, internet through the internet.At present, the service of playing up of existing cluster mainly contains and plays up farm, house ornamentation design, luxury goods sale etc.
Play up in the application service above-mentioned, its groundwork is that render objects is set in scene, and parameter such as camera position is set, and plays up at cluster then and adopts various professional renderers to play up in the server, like mentalray renderer, Vray renderer etc.But under network environment, adopt traditional rendering intent can have following problem: 1) user's response: the Internet user can't bear long wait, and therefore, based on network playing up accomplished under the condition of near real time; 2) server load: under network environment, when request is played up in a large number of users online submission simultaneously, with increasing the load of playing up server greatly; Though; Increase cluster and play up the quantity of server, can solve loading problem, but will greatly increase the hardware input and the operating cost of system; 3) complexity of three-dimensional model: along with the development of three-dimensional modeling, emulation and data capture technique, the large-scale three dimensional grid model that comprises billions of geometric graphic elements becomes very general, and this type of interactive drawing grid model has very big challenge.
At present, under network environment, carrying out interactive mode when playing up, mainly is to adopt the detail modelling technique to improve the speed of playing up.The characteristics of this method are that the three-dimensional model of complicacy is simplified and the multiresolution modeling, replace complicated master pattern with fairly simple geometric model, to reduce data volume, speed up processing, conserve storage.But the model after simplifying will inevitably become coarse, influences the sense of reality of figure.The another kind of raising played up the illumination model that method of velocity is the employing simplification, and as adopting interpolation calculation illumination etc., these class methods can cause the cross-color of scenery equally.
Summary of the invention
The present invention is directed to the existing problems of prior art, proposed a kind of network environment that is applicable to, can realize the interactive method of playing up fast, this method can make client in time see the rendering image of preview effect.The present invention effectively raises rendering speed, has reduced the network user's stand-by period, has reduced the load of playing up server.
Realize that technical scheme of the present invention is following:
The quick rendering intent of a kind of interactive graphics, it comprises the steps:
Step 1: the user selectes model of place, and sets user's view directions;
Step 2: the remote port server is played up selected model of place, obtains the scene rendering image under the certain viewing angles;
Step 3: the user selectes a placement model, and arranges under the visual angle of in step 1, setting;
Step 4: the remote port server is played up according to the view directions of setting in the step 1 the placement model of putting in the step 3, and the background of playing up obtains the placement model rendering image for white;
Step 5: the placement model rendering image that scene rendering image that the remote port server obtains step 2 and step 4 obtain carries out image co-registration, obtains preview image;
Step 6: preview image is shown on client, if the action of user's repeating step three is then returned step 4 and continued repetitive cycling.
Further say; Image co-registration in the step 5 is with scene rendering image and placement model rendering image pixelation; And each color of pixel of two images compared, if the pixel color of placement model rendering image is a white, then adopt the respective pixel color of scene rendering image to merge; If the pixel color of placement model rendering image is not a white, then adopt the pixel color of placement model rendering image to merge.
The mentalray renderer or the Vray renderer that adopt in step 2 and the step 4 carry out graph rendering.
In sum, the present invention has realized a kind of quick rendering intent of figure that is used for network environment, has reduced the time that generates preview image.Adopt quick rendering intent of the present invention can effectively reduce terminal user's stand-by period; Be convenient to the terminal and be used for being close to real-time speed, observe the design sketch of preview, in addition; The present invention also can reduce the load of playing up server, can also reduce the cost of operation.
Description of drawings
Fig. 1 is a schematic block diagram of the present invention;
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is further specified.
The quick rendering intent of a kind of interactive graphics as shown in Figure 1, it comprises the steps:
Step 1: the user selectes model of place, and sets user's view directions;
Step 2: the remote port server is played up selected model of place, obtains the scene rendering image under the certain viewing angles;
Step 3: the user selectes a placement model, and arranges under the visual angle of in step 1, setting;
Step 4: the remote port server is played up according to the view directions of setting in the step 1 the placement model of putting in the step 3, and the background of playing up obtains the placement model rendering image for white;
Step 5: the placement model rendering image that scene rendering image that the remote port server obtains step 2 and step 4 obtain carries out image co-registration, obtains preview image;
Step 6: preview image is shown on client, if the action of user's repeating step three is then returned step 4 and continued repetitive cycling.
Further say; Image co-registration in the step 5 is with scene rendering image and placement model rendering image pixelation; And each color of pixel of two images compared, if the pixel color of placement model rendering image is a white, then adopt the respective pixel color of scene rendering image to merge; If the pixel color of placement model rendering image is not a white, then adopt the pixel color of placement model rendering image to merge.
The mentalray renderer or the Vray renderer that adopt in step 2 and the step 4 carry out graph rendering.
Instance below in conjunction with the house ornamentation design describes:
1, the selected earlier room of user model, and selected user perspective,
2, the visual angle selected according to the user of remote port server and selected room model are played up and are obtained the room rendering image that the user sets the visual angle,
3, the selected mock-up funiture of user terminal, the user controls mock-up funiture under the background of room model according to the hobby of oneself,
4, the remote port server is played up the mock-up funiture of controlling, and obtains the furniture rendering image, and the background colour of furniture rendering image be white,
5, the remote port server merges room rendering image and furniture rendering image, obtains fused images,
6, the remote port server shows fused images on user terminal; When the user adds other mock-up funitures once more; The remote port server only needs once more mock-up funiture to be played up, and merges with the room rendering image then, has so just saved entire image is played up; Greatly reduce user's stand-by period, be convenient to the preview graph that user real time is observed house ornamentation.
Speed advantage of the present invention is as shown in the table:
Table 1 render time of the present invention and the contrast of traditional render time
The environment of this experiment is: processor: the Core i5 7602.80GHz of Intel four nuclears; Internal memory: 8GB, Primary Hard Drive; Video card: Nvidia Quadro 600 (1GB/Nvidia).This experiment has all been played up 5 times all scenes in order to guarantee the objectivity of experimental data, and the render time in the table 1 is 5 averaging times of playing up.Can find out that from table 1 than long many of the render time of furniture, the furniture render time is about 63% of room render time to the render time in room.The tradition rendering intent is played up room and furniture together, and its render time to room and time of only furniture being played up, is 1.23 times of room render time apparently higher than only, is nearly 2 times of furniture render time.And the present invention only plays up furniture when user's preview figure is shown, then room and furniture image is merged.Because image fusion speed is very fast, in this experiment 244ms, so the last image rise time is almost suitable with the independent time that furniture is played up, only 54% of the traditional render time of needs.Under internet environment, when the multi-user is simultaneously online, will greatly improve rendering speed, alleviate the load of playing up server.
The quick rendering intent of interactive mode of the present invention in addition can also be used for online Fashion Show; The displaying of luxury goods; The quick rendering intent of interactive mode of the present invention can be used for the electric network transaction, is convenient to be used for timely product is carried out preview, is convenient to each details that observes goods for sale that the terminal user can be real-time; For terminal network user provides a kind of personal experiences of solid shop/brick and mortar store, help promoting Development of E-business.
In sum; The present invention has realized that a kind of image that is used for network environment plays up the method to the terminal client preview fast; Adopt the method for playing up fast of the present invention can effectively reduce terminal user's stand-by period, be convenient to the terminal and be used for to be close to the real-time design sketch that observes preview, also can reduce the load of playing up server simultaneously; Guarantee user's experience, can also reduce the cost of operation.
Claims (3)
1. quick rendering intent of interactive graphics, it comprises the steps:
Step 1: the user selectes model of place, and sets user's view directions;
Step 2: the remote port server is played up selected model of place, obtains the scene rendering image under the certain viewing angles;
Step 3: the user selectes a placement model, and arranges under the visual angle of in step 1, setting;
Step 4: the remote port server is played up according to the view directions of setting in the step 1 the placement model of putting in the step 3, and the background of playing up obtains the placement model rendering image for white;
Step 5: the placement model rendering image that scene rendering image that the remote port server obtains step 2 and step 4 obtain carries out image co-registration, obtains preview image;
Step 6: preview image is shown on client, if the action of user's repeating step three is then returned step 4 and continued repetitive cycling.
2. the quick rendering intent of interactive graphics according to claim 1; It is characterized in that: the image co-registration in the step 5 is with scene rendering image and placement model rendering image pixelation; And each color of pixel of two images compared; If the pixel color of placement model rendering image is a white; Then adopt the respective pixel color of scene rendering image to merge,, then adopt the pixel color of placement model rendering image to merge if the pixel color of placement model rendering image is not a white.
3. the quick rendering intent of interactive graphics according to claim 1 is characterized in that: the mentalray renderer or the Vray renderer that adopt in step 2 and the step 4 carry out graph rendering.
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| CN2012100524671A CN102663804A (en) | 2012-03-02 | 2012-03-02 | Quick interactive graphic rendering method |
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| CN2012100524671A CN102663804A (en) | 2012-03-02 | 2012-03-02 | Quick interactive graphic rendering method |
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Cited By (6)
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| CN103795925A (en) * | 2014-02-08 | 2014-05-14 | 厦门美图网科技有限公司 | Interactive main-and-auxiliary-picture real-time rendering photographing method |
| WO2015078156A1 (en) * | 2013-11-28 | 2015-06-04 | 华为技术有限公司 | Method, device and system for processing graphics data |
| CN105453130A (en) * | 2013-08-12 | 2016-03-30 | 三星电子株式会社 | Graphics processing apparatus and graphics processing method |
| CN106713889A (en) * | 2015-11-13 | 2017-05-24 | 中国电信股份有限公司 | 3D frame rendering method and system and mobile terminal |
| CN106887032A (en) * | 2015-12-15 | 2017-06-23 | 中国电信股份有限公司 | Three-dimensional scenic rendering intent and system and relevant device |
| CN108109191A (en) * | 2017-12-26 | 2018-06-01 | 深圳创维新世界科技有限公司 | Rendering intent and system |
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Inventor after: Wang Weidong Inventor after: Li Ningdong Inventor after: Yang Cuanji Inventor after: Sun Wenbin Inventor after: Chen Xuliang Inventor before: Li Ningdong Inventor before: Wang Weidong Inventor before: Yang Cuanji Inventor before: Sun Wenbin Inventor before: Chen Xuliang |
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Free format text: CORRECT: INVENTOR; FROM: LI NINGDONG WANG WEIDONG YANG XINJI SUN WENYUN CHEN XULIANG TO: WANG WEIDONG LI NINGDONG YANG XINJI SUN WENYUN CHEN XULIANG |
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Application publication date: 20120912 |