182 results about "Cloud rendering" patented technology

A system and related method are disclosed for rendering a set of words linked to an n-dimensional vector space in a word cloud rendered from a two-dimensional projection of the vector space, where the user can click and drag a word, and the subspace and projection thereon will shift to place the word where the user has dragged it in a new projection, and the other words in the cloud will shift correspondingly, offering the user new insights. The importance of words in a document set is represented by word size, and relatedness between words demonstrated by color similarity.

The invention provides a rendering interaction method for a mobile terminal user to interactively access a remote 3D scene in real time, and belongs to the application of virtual reality in a mobile intelligent terminal. This method is implemented based on a three-layer rendering interaction framework. The communication channel between the mobile terminal and the cloud rendering cluster is established at the communication layer, the user access requests of the mobile terminal are distributed and sent to the cloud server, and the user operations are converted into corresponding operation instructions and transmitted to the cloud. Server: the rendering machine in the cloud rendering layer requests resource files from the resource management layer, constructs a virtual scene, adjusts the camera in the virtual scene for rendering according to the operation instructions, and sends the rendering results back to the file server in the form of pictures for storage, and transmitted to the user. The present invention realizes the fluency of playing dynamic scenes on the mobile terminal and good user experience by means of cloud service and continuous interval pictures, so that mobile terminal users can have user experience similar to that of PC terminal users when accessing remote 3D scenes.

The invention discloses a cloud rendering network deployment sub-system. The cloud rendering network deployment sub-system comprises a proxy server connected with an external network; the proxy server is further connected with at least one virtual machine; the proxy server comprises a control information processing unit and a data information processing unit; the control information processing unit is used for receiving the control information sent by the external network, analyzing the control information, converting the control information into the TCP protocol encapsulated information, and sends the TCP protocol encapsulated information to the corresponding virtual machine; the data information processing unit is used for receiving the data information sent by the virtual machine, converting the data information into the protocol encapsulation way corresponding to the external network, and sending the corresponding protocol encapsulation way to the external network. Through the above-mentioned adaption, the cloud rendering network deployment sub-system disclosed by the invention can support the data transmission among multiple network protocols and facilitate the different clients to access a cloud server, and the user experience is good.

The present invention relates to a high-efficiency communication method facing cloud rendering. The method comprises communication of a data flow and communication of a control flow, the communication of the data flow comprises pre-rendering, capture of multimedia audio and video and audio and video decoding, and the communication of the control flow comprises capture of interaction events, playback control flow and scene rendering of a client. The high-efficiency communication method facing cloud rendering is characterized that a screen is subjected to pre-rendering through spatial prediction and time prediction based on the current state of a rendering object, a scene roaming behavior and the interaction operation behavior of a client so as to reduce the delay time when a server transmits rendering frames to a client. The server transmits the rendering frames to the client in real time, and a rendering intermediate achievement can be stored so as to avoid rendering time waste caused by rendering interruption due to some emergent errors. The client is allowed to perform online edition of the scene, the modification of the scene through the server can be transmitted to the server in real time, and the server can respond to the interaction operation of the client in real time so as to provide a newest rendering result for the client.

The invention relates to a method for dynamic browsing of vehicle-mounted mass point cloud data. According to a principle of a vehicle-mounted laser measuring system, a quick access point cloud format and a corresponding memory structure are self-defined. For a point cloud file with the format, the method comprises the following steps of setting the threshold value of the maximum point cloud loading number of a single file, and calculating the thinning level of the current point cloud file; according to the thinning level and the total point number of the point cloud file, calculating the number of actually loaded point clouds in the current point cloud file; according to the current available physical memory capacity of a computer, judging whether the point cloud file can be loaded into a memory or not; when the point cloud file can be loaded into the memory, resetting the threshold value of the maximum point cloud loading number of the single file; using a sectional memory mapping method to load the point cloud file into the memory, and adopting a multi-thread technique to perform real-time memory replacement and dot cloud rendering according to circle indexes and point cloud data in the memory, so as to realize the dynamic browsing of the vehicle-mounted mass point cloud data. The method has the advantages that the higher view displaying property can be obtained by shorter response time, and the problem of dynamic browsing of the vehicle-mounted mass point cloud data in computers with common configuration is solved.

The invention discloses a cloud rendering three-dimensional visualization implementation method, relates to the technical field of three-dimensional visualization, and is used for solving the problemthat an existing three-dimensional GIS has high requirements on client equipment. The method comprises the following steps: creating a three-dimensional GIS service based on OpenGL and loading three-dimensional data; dynamically generating a real-time picture by frame rendering according to the three-dimensional data; and converting the real-time picture into a video stream and sending the video stream to a client, so that the client renders an HTML5 interface of the client according to the video stream. The invention also discloses a three-dimensional visualization realization system. According to the method, the three-dimensional GIS is created based on the OpenGL, the three-dimensional GIS picture is synchronized to the client through video stream compression, rendering is carried out through the cloud, the high-simulation three-dimensional visualization effect is achieved, and the requirement for the performance of client equipment is lowered.

The invention provides an indoor user-defined decoration rendering method based on cloud computing, which comprises the following steps: forming a building frame according to a practical rate and preparing an indoor model library and a texture chart library in equal proportion; arranging function buttons for adding, deleting, moving, rotating, zooming and exchanging the building frame, the indoor model library and the texture chart library, and creating a camera; uploading data of the formed building frame, indoor model library and texture chart library to a cloud storage space and storing the data, and meanwhile, publishing the button functional data and the camera data on a webpage; selecting the building frame required by a user on the webpage, utilizing the indoor model library and the texture chart library to decorate the building frame, and then utilizing the cloud rendering to render the decorated building and showing a rendering effect to the user. According to the indoor user-defined decoration rendering method based on cloud computing, the indoor model library or the texture chart can be freely modified and replaced, the rendering operation is finished by a cloud computing server, and the waste of local resource is reduced.

The invention provides a big data visualization three-dimensional GIS cloud rendering project generation system comprising a display device which is divided into a WEB version and a client version andis used for displaying a visualization design effect on a large screen, connecting real-time messages and supporting action event interaction and Internet of Things equipment linkage; a designer which is an efficient productivity tool based on visual editing; a remote controller which supports remote control of the display device through a handheld terminal; and a tool set. The invention furtherprovides a big data visualization three-dimensional GIS cloud rendering project generation method. The big data visualization three-dimensional GIS cloud rendering project generation method has the beneficial effects that big data can be continuously and fully used for data mining and analysis; the reusability is high; the big data visualization three-dimensional GIS cloud rendering project generation method is extremely easy to combine with the three-dimensional GIS; the configurability is high; the installation and deployment are simple; the remote control operation is humanized and convenient; and a large amount of time, manpower, material resources and financial resources are saved for users, so that the big data visualization three-dimensional GIS cloud rendering project generation method is easier to apply and popularize.

The invention discloses a cost based multi-farm cloud rendering task distributing system and method. The cost based multi-farm cloud rendering task distributing system comprises a client program, a task distributor and a rendering farm. The rendering farm further comprises a task receiver, a cluster scheduling program and a rendering server. The cost based multi-farm cloud rendering task distributing system can automatically and dynamically distribute rendering tasks for each rendering farm based on different rendering costs of respective self-built rendering farms, rendering farms rented by hours and rendering farms rented based on demands, thereby reducing the overall operating cost of the whole cloud rendering system. The whole system owns good module independence and practical application significance, and has a relatively high market value.

A volume cloud rendering method comprises the following steps: 1) rendering scene information, rendering virtual objects in scene into display memory; 2) producing a sky background color and forming athree-dimensional texture of that sky background; 3) carrying out desampling operation on the depth map of the scene; 4) generating volume cloud color and weight data by using depth mapping and volume cloud density 3D texture after desampling; 5) performing data correction on the generated volume cloud color and weight data through a re-projection operation; 6) superposing and mixing the modifiedvolume cloud color, weight data and scene color to complete volume cloud rendering. The invention uses the low-resolution rendering target texture, and at the same time, the sawtooth and flicker generate during volume cloud rendering are effectively reduced without increasing the bandwidth and load of the display card.

The invention relates to a volume cloud rendering method and device, electronic equipment and a storage medium. The method comprises the steps: drawing at least one layer of grid model outwards from an original grid model of volume cloud according to a vertex normal vector; screening pixel points of the grid model based on the noise threshold corresponding to each layer of the grid model to obtaina drawing model; calculating illumination information corresponding to the drawing model according to the illumination parameters; and rendering the drawing model according to the illumination information to obtain a to-be-displayed volume cloud. According to the technical scheme, the shape of the volume cloud is determined based on the grid model instead of the shape of the noise map, and if theshape of the volume cloud needs to be changed, only the number of additionally drawn layers needs to be set and the noise threshold value of the pixel points needs to be screened, and the specific noise map does not need to be selected in advance; therefore, the number of times of adopting the noise map is reduced, the performance overhead of generating the volume cloud is further reduced, and the volume cloud can smoothly run on the mobile terminal equipment.

The invention discloses a home decoration roaming animation cloud rendering method and system based on a specific path. The home decoration roaming animation cloud rendering method mainly comprises the steps of scene data reading, motion path auxiliary adjustment, motion path sampling processing, coordinate conversion, frame sequence mapping, rendering and preprocessing, feature calculation, deeplearning frame supplementing and video outputting and the like. According to the method, a plurality of links needing manual intervention in the prior art can be completed in an automatic manner, so that the cost of the digital animation video in various aspects is remarkably reduced; targeted optimization is carried out on the close-up demand of an indoor home decoration scene, so that the close-up demand has higher application value; an operator only needs to provide a rendering scene on cloud software and set a path starting point and a path ending point, and the camera positions of key nodes on a path can be automatically calculated. According to the method, the key frame image sequence is automatically generated according to the frame sequence, the neural network is used for supplementing frames, and the complete video with the same duration can be obtained only by adding very little neural network processing time to half of the rendering time of the video with the same duration.

The invention provides a cloud game control method, and an information interaction method, device and system. The method comprises the following steps: establishing a first connection with a terminal,wherein a cloud game portal application is installed on the terminal; in response to a target cloud game starting operation of a user, controlling the target cloud game to be started on a cloud rendering server through the cloud game portal application; establishing a second connection with the cloud rendering server; generating a game control instruction in response to the game control operationof the user, and sending the game control instruction to the cloud rendering server, so that the cloud rendering server generates a to-be-played video stream of the target cloud game in response to the game control instruction, and sends the to-be-played video stream to a terminal for decoding and playing. Terminal control equipment does not need to be connected with a television and other terminals in a wired mode or a Bluetooth mode to control operation of the cloud application, and has the positive effects of being simple, efficient and flexible to use.

The present disclosure is directed to a method to increase virtual machine density on a server system through adaptive rendering by dynamically determining when to shift video rendering tasks between the server system and a client computing device. In another embodiment, the adaptive rendering, using various parameters, can select one or more encoding and compression algorithms to use to prepare and process the video for transmission to the client computing device. In another embodiment, a video rendering system is disclosed that can adaptively alter how and where a video is rendered, encoded, and compressed.

The invention discloses a cloud rendering system which comprises an infrastructure management platform, wherein the infrastructure management platform is used to manage a cloud rendering environment; the infrastructure management platform also comprises a GPU resource management module, a communication module, a storage module and a basis resource management module; the GPU resource management module is used to virtualize physical GPU resources and divide virtual resources into multiple logic units, so corresponding lessees of a lessee operation and maintenance management platform can get access to the corresponding logic units; the communication module is used to isolate network connections of different lessees; and the storage module is used to store rendering materials, so the lessees can store and fetch the materials. According to the invention, the network connection of different lessees can be isolated by the communication module, so each lessee can work independently in an own rendering cloud; and private rendering cloud environment faults of a single lessee do not affect running maintenance and services of other lessees. In this way, the lessees are isolated and the problem of mutual interference and resource seizing can be solved.

The invention relates to an object obtaining system and method, and aims at improving the utilization rate of model files, avoiding repeated download, reducing the bandwidth requirement between a rendering server and an object storage server, shortening time of rendering object obtaining and enhancing the instantaneity of rendering. The object obtaining system comprises a scheduling server, the object storage server, a database server and one or more 3D rendering server(s) in network connection; each 3D rendering server comprises a 3D rendering module and a hot spot storage module; the 3D rendering module establishes a 3D rendering process according to a rendering request; when a hot spot object storage unit in the hot spot storage module stores a model file asking for rendering, an internal storage address corresponding to the model file in the hot spot object storage unit is returned; and the corresponding model file is read according to the internal storage address, and cloud rendering is carried out on the read model file according to rendering requirements in the rendering request.

The invention provides an automatic monitoring and repairing system for a cloud rendering system. A user client is used by a producer for setting task parameters, and a task needing to be rendered isuploaded to a main transit server; the main transit server is used for verifying account number registration information of the uploaded rendering task, and the rendering task is distributed to a matched secondary transit server; the secondary transit server is used for distributing the rendering task to a matched rendering server according to operation dynamic data for rendering, and further usedfor sending the operation dynamic data to a management server and the main transit server; the rendering server is used for executing the rendering task; the management server is used for automatically detecting and repairing the rendering server according to the operation dynamic data; a management client is used for correcting abnormal information in the management server. Each rendering servercan be automatically monitored, the manager can more automatically manage the rendering farm server, the management efficiency is improved, and the rendering farm is optimized.

The invention discloses a cloud rendering system which comprises a host machine and multiple GPUs.The host machine is provided with multiple virtual machines.Each virtual machine is provided with one corresponding GPU drive.The cloud rendering system further comprises an MMU coupled to each GPU drive and each GPU and coupled with virtual machine internal storages and a host machine internal storage, and an IOMMU coupled to each GPU and the virtual machine internal storages.When any virtual machine makes a request for getting access to the GPUs, the MMU distributes one GPU address to the GPU drive of the virtual machine, wherein the GPU address is used for getting access to the GPU; when any virtual machine makes a request for getting access to the virtual machine internal storage, the MMU distributes the corresponding host machine internal storage address to the virtual machine; when any GPU makes a request for getting access to the virtual machine internal storage, the IOMMU distributes the corresponding host machine internal storage address to the GPU.According to the system, by configuration of the MMU and the IOMMU, the multiple virtual machines can get direct access to the GPUs independently.Compared with a Nvidia VGPU architecture generally adopted in the prior art, the system is low in price and high in rendering performance.

The invention provides an immersive visual campus system based on a 5G network. The system comprises a 5G classroom teaching system and a 5G practical training learning system, and the 5G classroom teaching system comprises a classroom three-screen full-space system, a teacher and student control three-terminal system, a student multi-terminal experience system, and a campus cloud which achieves the visual calculation functions of cloud storage, cloud rendering and cloud positioning through 5G communication. The 5G practical training learning system comprises an experience terminal and a campus cloud, and the campus cloud comprises a cloud storage center module, a cloud visual computing module, a cloud virtual object state computing module and a cloud rendering module. The beneficial effects of the invention are that the system integrates VR, AR and MR, constructs an immersible knowledge kingdom which can be seen by human eyes in a virtuality and reality combination mode on a real campus, and provides a brand-new three-dimensional immersive work, learning and living space for teachers and students in schools.

The invention provides a file transfer device for a cloud rendering system. The file transfer device comprises a file compression module, a file uploading module and a file downloading module, wherein the file compression module is used for compressing locally-generated files to be rendered to obtain corresponding compressed files; the file uploading module is used for distinguishing types of the compressed files, and uploading the compressed files belonging to a preset file type range to a cloud server to render the compressed files; and the file downloading module is used for acquiring files rendered by the cloud server in real time, and downloading the acquired files to a local specified path.