CN116931772A - Method and terminal for editing three-dimensional model in webpage - Google Patents
Method and terminal for editing three-dimensional model in webpage Download PDFInfo
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- CN116931772A CN116931772A CN202310957044.2A CN202310957044A CN116931772A CN 116931772 A CN116931772 A CN 116931772A CN 202310957044 A CN202310957044 A CN 202310957044A CN 116931772 A CN116931772 A CN 116931772A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000013507 mapping Methods 0.000 claims abstract description 20
- 238000004590 computer program Methods 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 6
- 238000009877 rendering Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 3
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04815—Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/0483—Interaction with page-structured environments, e.g. book metaphor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/20—Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
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Abstract
The invention provides a method for editing a three-dimensional model in a webpage, which comprises the steps of obtaining click coordinates, and mapping the click coordinates into the three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates; acquiring selection information, wherein the selection information comprises equipment information; associating model information corresponding to the three-dimensional model member with the device information; in the association process, after a user clicks a screen, the clicked point on the screen is mapped into the three-dimensional model to obtain the corresponding three-dimensional model component, and the model information corresponding to the three-dimensional model component and the selected equipment information are associated, so that when the equipment is blocked, the corresponding equipment can be obtained by selecting the associated equipment information, and the association relationship is established according to the click coordinates, so that the three-dimensional model construction can be ensured to be currently and certainly clicked by the user, and after the association information is established, the three-dimensional model component can be associated to the corresponding equipment by clicking.
Description
Technical Field
The invention relates to the field of engineering management, in particular to a method and a terminal for editing a three-dimensional model in a webpage.
Background
In existing engineering management, particularly site management, a digital mode is adopted to assist, for example, various intelligent site systems are commonly used, corresponding three-dimensional models are generated according to site information, and monitoring on site conditions and control on equipment are realized through association of the three-dimensional models and various sensors on the site. Three-dimensional models in smart sites are typically applied three-dimensional BIM (Building Information Modeling, building information model) model technology. However, in a three-dimensional scene, the angle of the model needs to be rotated when the three-dimensional equipment components which are blocked in some rooms need to be directly selected, and sometimes the model is not directly displayed in BIM software, so that the operation is not easy when the adjustment is needed.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the method and the terminal for editing the three-dimensional model in the webpage are provided, and convenience for selecting equipment in the three-dimensional model is improved.
In order to solve the technical problems, the invention adopts a technical scheme that:
a method of editing a three-dimensional model in a web page, comprising the steps of:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
In order to solve the technical problems, the invention adopts another technical scheme that:
a terminal for editing a three-dimensional model in a web page, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
The invention has the beneficial effects that: in the association process, after a user clicks a screen, mapping points clicked on the screen into a three-dimensional model to obtain corresponding three-dimensional model components, and associating model information corresponding to the three-dimensional model components with selected equipment information, when the equipment is shielded, the corresponding equipment can be obtained by selecting the associated equipment information, and the association process is carried out according to click coordinates, so that the three-dimensional model construction can be ensured that the user can click at present, and after the association information is established, the three-dimensional model components can be associated to the corresponding equipment.
Drawings
FIG. 1 is a flowchart illustrating steps of a method for editing a three-dimensional model in a web page according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a terminal for editing a three-dimensional model in a web page according to an embodiment of the present invention;
description of the reference numerals:
1. a terminal for editing a three-dimensional model in a web page; 2. a processor; 3. a memory.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, a method for editing a three-dimensional model in a web page includes the steps of:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
From the above description, the beneficial effects of the invention are as follows: in the association process, after a user clicks a screen, mapping points clicked on the screen into a three-dimensional model to obtain corresponding three-dimensional model components, and associating model information corresponding to the three-dimensional model components with selected equipment information, when the equipment is shielded, the corresponding equipment can be obtained by selecting the associated equipment information, and the association process is carried out according to click coordinates, so that the three-dimensional model construction can be ensured that the user can click at present, and after the association information is established, the three-dimensional model components can be associated to the corresponding equipment.
Further, the obtaining the click coordinate and mapping the click coordinate to the three-dimensional model, and obtaining the three-dimensional model component corresponding to the click coordinate includes:
acquiring click coordinates, and mapping a plane where a screen with the click coordinates is located into a three-dimensional model;
generating rays perpendicular to the plane by taking the click coordinates as starting points;
and acquiring an intersection point of the ray and the three-dimensional model, acquiring a three-dimensional model component where the intersection point is located, and marking the three-dimensional model component as a three-dimensional model component corresponding to the click coordinate.
As can be seen from the above description, the plane of the screen with the click coordinates is mapped into the three-dimensional model, a ray perpendicular to the plane of the screen is generated by taking the click coordinates as a starting point, and a corresponding three-dimensional model component is determined according to the ray, so that the position of the click coordinates seen by the line of sight of the user coincides with the three-dimensional model component.
Further, the acquiring selection information includes device information including:
acquiring a device list, and receiving selection information corresponding to the device list, wherein the selection information comprises a device identifier;
the associating the model information corresponding to the three-dimensional model member and the equipment information includes:
and associating the model information corresponding to the three-dimensional model component and the equipment identifier.
It can be seen from the above description that the device list is obtained, and the device identifier is associated with the model information corresponding to the three-dimensional model member, so that the uniqueness of the associated information is ensured, and the device identifier is used for indicating, so that the device is convenient to search.
Further, the associating the model information corresponding to the three-dimensional model member and the device information includes:
matching the model information corresponding to the three-dimensional model component with the equipment information to obtain associated data;
and finding out a corresponding equipment record in the equipment list according to the equipment information, and storing the model information into the equipment record.
According to the description, the model information is stored in the equipment list according to the association data, when the equipment is required to be displayed, the association relation is built according to the equipment record after the equipment list is specially read, and when the association equipment and the three-dimensional model component are not required to be associated, the equipment list is not required to be read, so that the model can be flexibly displayed according to the configuration of a user.
Further, the model information includes three-dimensional coordinates;
after the association of the model information corresponding to the three-dimensional model component and the equipment information, the method further comprises:
reading the equipment records in the equipment list one by one, and if the equipment records comprise model information, calculating a two-dimensional coordinate according to the three-dimensional coordinate and a three-dimensional projection matrix of the rendering camera;
and generating and displaying the equipment icon according to the two-dimensional coordinates.
As can be seen from the above description, after the association relationship is established, the three-dimensional coordinates of the three-dimensional model member can be converted into two-dimensional coordinates according to the association relationship, and the device icons are displayed at positions corresponding to the two-dimensional coordinates on the screen, so that when the position or angle of the model is changed due to movement or rotation of the user, the corresponding device icons can be generated on the screen according to the three-dimensional coordinates, which is convenient for the user to select the device.
A terminal for editing a three-dimensional model in a web page, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
The invention has the beneficial effects that: in the association process, after a user clicks a screen, mapping points clicked on the screen into a three-dimensional model to obtain corresponding three-dimensional model components, and associating model information corresponding to the three-dimensional model components with selected equipment information, when the equipment is shielded, the corresponding equipment can be obtained by selecting the associated equipment information, and the association process is carried out according to click coordinates, so that the three-dimensional model construction can be ensured that the user can click at present, and after the association information is established, the three-dimensional model components can be associated to the corresponding equipment.
Further, the obtaining the click coordinate and mapping the click coordinate to the three-dimensional model, and obtaining the three-dimensional model component corresponding to the click coordinate includes:
acquiring click coordinates, and mapping a plane where a screen with the click coordinates is located into a three-dimensional model;
generating rays perpendicular to the plane by taking the click coordinates as starting points;
and acquiring an intersection point of the ray and the three-dimensional model, acquiring a three-dimensional model component where the intersection point is located, and marking the three-dimensional model component as a three-dimensional model component corresponding to the click coordinate.
As can be seen from the above description, the plane of the screen with the click coordinates is mapped into the three-dimensional model, a ray perpendicular to the plane of the screen is generated by taking the click coordinates as a starting point, and a corresponding three-dimensional model component is determined according to the ray, so that the position of the click coordinates seen by the line of sight of the user coincides with the three-dimensional model component.
Further, the acquiring selection information includes device information including:
acquiring a device list, and receiving selection information corresponding to the device list, wherein the selection information comprises a device identifier;
the associating the model information corresponding to the three-dimensional model member and the equipment information includes:
and associating the model information corresponding to the three-dimensional model component and the equipment identifier.
It can be seen from the above description that the device list is obtained, and the device identifier is associated with the model information corresponding to the three-dimensional model member, so that the uniqueness of the associated information is ensured, and the device identifier is used for indicating, so that the device is convenient to search.
Further, the associating the model information corresponding to the three-dimensional model member and the device information includes:
matching the model information corresponding to the three-dimensional model component with the equipment information to obtain associated data;
and finding out a corresponding equipment record in the equipment list according to the equipment information, and storing the model information into the equipment record.
According to the description, the model information is stored in the equipment list according to the association data, when the equipment is required to be displayed, the association relation is built according to the equipment record after the equipment list is specially read, and when the association equipment and the three-dimensional model component are not required to be associated, the equipment list is not required to be read, so that the model can be flexibly displayed according to the configuration of a user.
Further, the model information includes three-dimensional coordinates;
after the association of the model information corresponding to the three-dimensional model component and the equipment information, the method further comprises:
reading the equipment records in the equipment list one by one, and if the equipment records comprise model information, calculating a two-dimensional coordinate according to the three-dimensional coordinate and a three-dimensional projection matrix of the rendering camera;
and generating and displaying the equipment icon according to the two-dimensional coordinates.
As can be seen from the above description, after the association relationship is established, the three-dimensional coordinates of the three-dimensional model member can be converted into two-dimensional coordinates according to the association relationship, and the device icons are displayed at positions corresponding to the two-dimensional coordinates on the screen, so that when the position or angle of the model is changed due to movement or rotation of the user, the corresponding device icons can be generated on the screen according to the three-dimensional coordinates, which is convenient for the user to select the device.
The method and the terminal for editing the three-dimensional model in the webpage can be suitable for constructing the three-dimensional model, and particularly, the situation that equipment is required to be associated in the three-dimensional model is described in the following specific embodiments.
Referring to fig. 1, a first embodiment of the present invention is as follows:
a method of editing a three-dimensional model in a web page, comprising the steps of:
s0, loading a three-dimensional model in a webpage, wherein the webpage can be an HTML5 webpage, and the three-dimensional model can be a BIM model; specifically, a model scene can be created based on a thread. Js frame engine of WebGL, a lightweight model file is loaded, a three-dimensional grid entity is generated, and a scene map is rendered;
s1, acquiring click coordinates, mapping the click coordinates into a three-dimensional model, and obtaining a three-dimensional model component corresponding to the click coordinates, wherein the three-dimensional model component comprises:
s11, acquiring click coordinates, and mapping a plane where a screen with the click coordinates is located into a three-dimensional model;
s12, generating a ray perpendicular to the plane by taking the click coordinate as a starting point;
s13, acquiring an intersection point of the ray and the three-dimensional model, acquiring a three-dimensional model member where the intersection point is located, and marking the three-dimensional model member as a three-dimensional model member corresponding to the click coordinate;
in an alternative embodiment, step S13 obtains attribute data, i.e. model information, of the three-dimensional model member, and obtains a three-dimensional model member identifier from the attribute data; wherein the attribute data includes a length, a width, a specification, a number, and a uuid (three-dimensional model member identification);
s2, acquiring selection information, wherein the selection information comprises equipment information and comprises the following steps:
acquiring a device list, and receiving selection information corresponding to the device list, wherein the selection information comprises a device identifier;
in an alternative embodiment, the devices in the device list include cameras, tower cranes, construction lifts, environmental protection sprays, dust detection, and the like; storing information such as equipment names, equipment identifiers and the like in an equipment list;
in an alternative embodiment, a uuid generated by the BIM model in native revit software is obtained, wherein the uuid is used as a device identifier of the device and a three-dimensional model component identifier of the three-dimensional model component;
s3, associating the model information corresponding to the three-dimensional model component and the equipment information, wherein the method comprises the following steps: associating the model information corresponding to the three-dimensional model component and the equipment identifier, specifically:
s31, matching the model information corresponding to the three-dimensional model component with the equipment information to obtain associated data;
in an alternative embodiment, the three-dimensional model component identity is associated with the device identity;
s32, finding out corresponding equipment records in an equipment list according to the equipment information, and storing the model information into the equipment records;
in an alternative embodiment, the device record is persisted in a database;
in an alternative embodiment, the model information includes three-dimensional coordinates;
s41, loading a three-dimensional model in a specific format in a webpage, and analyzing model file data by a model engine to generate corresponding three-dimensional model entity and attribute data; the three-dimensional model entity comprises model triangular surface grid point position data and a model position conversion matrix;
s42, reading equipment records in the equipment list one by one, if the equipment records comprise model information, acquiring three-dimensional coordinates according to a three-dimensional model component identifier in the model information, and calculating two-dimensional coordinates according to the three-dimensional coordinates and a three-dimensional projection matrix of a rendering camera;
s43, generating and displaying a device icon according to the two-dimensional coordinates;
further comprises: and if the three-dimensional coordinates corresponding to the three-dimensional model component are updated, recalculating the two-dimensional coordinates and generating icon display.
Referring to fig. 2, a second embodiment of the present invention is as follows:
a terminal 1 for editing a three-dimensional model in a web page, comprising a processor 2, a memory 3 and a computer program stored on the memory 3 and executable on the processor 2, the processor 2 implementing the steps of the first embodiment when executing the computer program.
In summary, the invention provides a method and a terminal for editing a three-dimensional model in a webpage, which relate three-dimensional model components on the model to devices by a user, so that when the devices are blocked, corresponding devices can be determined to be provided for the user to view through the three-dimensional model components clicked by the user, and various device icons can be displayed in a three-dimensional model scene; and the device icons corresponding to the devices can be displayed when the model is rendered, so that the display of the devices in the three-dimensional model is more obvious, different types of the devices can be clearly distinguished according to the icons, and the device information to be checked can be quickly found out according to the spatial positions of the devices.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant art, are included in the scope of the present invention.
Claims (10)
1. A method for editing a three-dimensional model in a web page, comprising the steps of:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
2. The method for editing a three-dimensional model in a web page according to claim 1, wherein the obtaining the click coordinates and mapping the click coordinates into the three-dimensional model to obtain the three-dimensional model component corresponding to the click coordinates comprises:
acquiring click coordinates, and mapping a plane where a screen with the click coordinates is located into a three-dimensional model;
generating rays perpendicular to the plane by taking the click coordinates as starting points;
and acquiring an intersection point of the ray and the three-dimensional model, acquiring a three-dimensional model component where the intersection point is located, and marking the three-dimensional model component as a three-dimensional model component corresponding to the click coordinate.
3. The method of claim 1, wherein the obtaining selection information, the selection information including device information, comprises:
acquiring a device list, and receiving selection information corresponding to the device list, wherein the selection information comprises a device identifier;
the associating the model information corresponding to the three-dimensional model member and the equipment information includes:
and associating the model information corresponding to the three-dimensional model component and the equipment identifier.
4. A method of editing a three-dimensional model in a web page according to claim 1 or 3, wherein said associating model information corresponding to said three-dimensional model component with said device information comprises:
matching the model information corresponding to the three-dimensional model component with the equipment information to obtain associated data;
and finding out a corresponding equipment record in the equipment list according to the equipment information, and storing the model information into the equipment record.
5. The method for editing a three-dimensional model in a web page of claim 4, wherein the model information comprises three-dimensional coordinates;
after the association of the model information corresponding to the three-dimensional model component and the equipment information, the method further comprises:
reading the equipment records in the equipment list one by one, and if the equipment records comprise model information, calculating a two-dimensional coordinate according to the three-dimensional coordinate and a three-dimensional projection matrix of the rendering camera;
and generating and displaying the equipment icon according to the two-dimensional coordinates.
6. A terminal for editing a three-dimensional model in a web page, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the following steps when executing the computer program:
acquiring click coordinates, and mapping the click coordinates into a three-dimensional model to obtain a three-dimensional model component corresponding to the click coordinates;
acquiring selection information, wherein the selection information comprises equipment information;
and associating the model information corresponding to the three-dimensional model component and the equipment information.
7. The terminal for editing a three-dimensional model in a web page according to claim 6, wherein the obtaining the click coordinates and mapping the click coordinates into the three-dimensional model to obtain the three-dimensional model component corresponding to the click coordinates comprises:
acquiring click coordinates, and mapping a plane where a screen with the click coordinates is located into a three-dimensional model;
generating rays perpendicular to the plane by taking the click coordinates as starting points;
and acquiring an intersection point of the ray and the three-dimensional model, acquiring a three-dimensional model component where the intersection point is located, and marking the three-dimensional model component as a three-dimensional model component corresponding to the click coordinate.
8. The terminal for editing a three-dimensional model in a web page according to claim 6, wherein the acquiring selection information includes device information including:
acquiring a device list, and receiving selection information corresponding to the device list, wherein the selection information comprises a device identifier;
the associating the model information corresponding to the three-dimensional model member and the equipment information includes:
and associating the model information corresponding to the three-dimensional model component and the equipment identifier.
9. A terminal for editing a three-dimensional model in a web page according to claim 6 or 8, wherein said associating model information corresponding to said three-dimensional model means with said device information comprises:
matching the model information corresponding to the three-dimensional model component with the equipment information to obtain associated data;
and finding out a corresponding equipment record in the equipment list according to the equipment information, and storing the model information into the equipment record.
10. A terminal for editing a three-dimensional model in a web page according to claim 9, wherein the model information includes three-dimensional coordinates;
after the association of the model information corresponding to the three-dimensional model component and the equipment information, the method further comprises:
reading the equipment records in the equipment list one by one, and if the equipment records comprise model information, calculating a two-dimensional coordinate according to the three-dimensional coordinate and a three-dimensional projection matrix of the rendering camera;
and generating and displaying the equipment icon according to the two-dimensional coordinates.
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| CN202310957044.2A CN116931772A (en) | 2023-08-01 | 2023-08-01 | Method and terminal for editing three-dimensional model in webpage |
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| CN202310957044.2A CN116931772A (en) | 2023-08-01 | 2023-08-01 | Method and terminal for editing three-dimensional model in webpage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117724647A (en) * | 2024-02-07 | 2024-03-19 | 杭州海康威视数字技术股份有限公司 | Information configuration display method and device, electronic equipment and machine-readable storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117724647A (en) * | 2024-02-07 | 2024-03-19 | 杭州海康威视数字技术股份有限公司 | Information configuration display method and device, electronic equipment and machine-readable storage medium |
| CN117724647B (en) * | 2024-02-07 | 2024-06-04 | 杭州海康威视数字技术股份有限公司 | Information configuration display method and device, electronic equipment and machine-readable storage medium |
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