CN110704899A

CN110704899A - Method for placing connecting node of tiger window model and roof opening model and product

Info

Publication number: CN110704899A
Application number: CN201910843921.7A
Authority: CN
Inventors: 尤勇敏; 其他发明人请求不公开姓名
Original assignee: Jiuling Shanghai Intelligent Technology Co Ltd
Current assignee: Jiuling Jiangsu Digital Intelligent Technology Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-01-17
Anticipated expiration: 2039-09-06
Also published as: CN110704899B

Abstract

The application relates to a method and a product for placing a connecting node of a tiger window model and a roof opening model. The method comprises the following steps: acquiring a vertical rafter model of the tiger window model; acquiring a hole longitudinal rafter model of the roof hole model; determining the intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model; and generating a first category toothed plate connecting node according to the first generating point and the first generating surface. By adopting the method, the placing efficiency of the connecting nodes can be improved.

Description

Method for placing connecting node of tiger window model and roof opening model and product

Technical Field

The application relates to the technical field of computers, in particular to a method and a product for placing a connecting node of a tiger window model and a roof opening model.

Background

With the rapid development of computer technology, automated aided design has been widely used in various industries.

Generally, in the field of building design, people use automated design software to design buildings. Generally, when two solid models to be connected are aimed at, a designer often needs to observe the design models, subjectively judge a part to be connected between the solid models, then select a setting position of a connection node by operating computer equipment, and generate the connection node at the selected position according to a direction set by a user. For example, when a tiger window model and a roof opening model are connected, a rafter model in the tiger window model and a rafter model at the roof opening which need to be connected are usually selected manually, and then the positions of the connection nodes are selected on the rafter model to place the connection nodes.

However, the traditional method of manually placing the connection node between the tiger window model and the roof opening model is inefficient.

Disclosure of Invention

Therefore, in order to solve the above technical problems, it is necessary to provide a method and an apparatus for placing a connection node between a tiger window model and a roof opening model, a computer device, and a storage medium, which can improve efficiency.

In a first aspect, an embodiment of the present application provides a method for placing a connection node between a tiger window model and a roof opening model, where the method includes:

acquiring a vertical rafter model of the tiger window model;

acquiring a hole longitudinal rafter model of the roof hole model;

determining the intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model;

projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node;

determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model;

and generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

In a second aspect, an embodiment of the present application provides a method for placing a connection node between a tiger window model and a roof opening model, where the method includes:

obtaining model attribute information of all entity models; the model attribute information is used for representing the type of the entity model;

screening out the vertical rafter model and the roof longitudinal rafter model from all the entity models according to the model attribute information;

performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model;

performing intersection relation judgment operation on each vertical rafter model and each hole longitudinal rafter model pairwise to obtain a plurality of rafter pairs to be connected; each rafter pair to be connected comprises a vertical rafter model and a hole longitudinal rafter model which have an intersecting relation;

respectively performing central point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model; generating a first category toothed plate connecting node according to the first generating point and the first generating surface; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

acquiring a window top rafter model pair of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected; performing a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; respectively projecting to the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node; determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model; generating a second category toothed plate connecting node according to the second generating point and the second generating surface;

obtaining a window corner rafter model pair of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected; performing a center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node; determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model; and generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

In a third aspect, an embodiment of the present application provides a device for placing a connection node between a tiger window model and a roof opening model, where the device includes:

the acquisition module is used for acquiring a vertical rafter model of the tiger window model and a hole longitudinal rafter model of the roof hole model;

the processing module is used for determining an intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model;

and the generating module is used for generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

In a fourth aspect, an embodiment of the present application provides a device for placing a connection node between a tiger window model and a roof opening model, where the device includes:

the acquisition module is used for acquiring model attribute information of all entity models; screening out the vertical rafter model and the roof longitudinal rafter model from all the entity models according to the model attribute information; performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model; the model attribute information is used for representing the type of the entity model;

the judging module is used for judging the intersection relationship between every two of each vertical rafter model and each hole longitudinal rafter model to obtain a plurality of rafter pairs to be connected; each rafter pair to be connected comprises a vertical rafter model and a hole longitudinal rafter model which have an intersecting relation;

the first processing module is used for respectively performing central point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model;

the second processing module is used for acquiring a window top rafter model pair of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected; performing a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; respectively projecting to the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node; determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model;

the third processing module is used for acquiring a window corner rafter model pair of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected; performing a center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node; determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

the generating module is used for generating a first category toothed plate connecting node according to the first generating point and the first generating surface; generating a second category toothed plate connecting node according to the second generating point and the second generating surface; and generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

In a fifth aspect, an embodiment of the present application provides a computer device, including a memory and a processor, where the memory stores a computer program, and the processor implements the following steps when executing the computer program:

acquiring a vertical rafter model of the tiger window model;

acquiring a hole longitudinal rafter model of the roof hole model;

In a sixth aspect, an embodiment of the present application provides a computer device, including a memory and a processor, where the memory stores a computer program, and the processor implements the following steps when executing the computer program:

In a seventh aspect, an embodiment of the present application provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the following steps:

acquiring a vertical rafter model of the tiger window model;

acquiring a hole longitudinal rafter model of the roof hole model;

In an eighth aspect, an embodiment of the present application provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the following steps:

According to the method, the device, the computer equipment and the storage medium for placing the connecting node of the tiger window model and the roof opening model, the computer equipment determines the intersection point of the tiger window model and the roof opening model according to the vertical rafter model of the tiger window model and the vertical rafter model of the roof opening model, projects the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening vertical rafter model to obtain a first generation point of a first type toothed plate connecting node, simultaneously determines the first generation surface of the first type toothed plate connecting node on the outer surface of the flange of the opening vertical rafter model, and finally automatically generates the first type toothed plate connecting node for connecting the tiger window model and the roof opening model according to the first generation point and the first generation surface, the automatic placement of the connecting nodes of the tiger window model and the roof opening model is completed. The method avoids the problem that the efficiency of manually placing the connecting nodes of the tiger window model and the roof opening model in the traditional technology is low, greatly reduces the workload, improves the difficulty of placing the connecting nodes and the placing efficiency of the connecting nodes, and therefore reduces the design cost. Meanwhile, the design threshold of designers is reduced, so that the designers can finish the generation of the connection nodes through simple operation, and the learning cost is greatly reduced.

Drawings

FIG. 1 is a diagram illustrating an internal structure of a computer device according to an embodiment;

FIG. 2 is a schematic flow chart illustrating a method for placing a connection node between a slot window model and a roof opening model according to an embodiment;

fig. 3 is a schematic flow chart of a method for placing a connection node between a slot window model and a roof opening model according to another embodiment;

FIG. 4 is a schematic flow chart illustrating a method for placing a connection node between a slot window model and a roof opening model according to yet another embodiment;

FIG. 5 is a schematic flow chart illustrating a method for placing a connection node between a slot window model and a roof opening model according to yet another embodiment;

FIG. 6 is a schematic flow chart illustrating a method for placing a connection node between a slot window model and a roof opening model according to yet another embodiment;

fig. 6a is a schematic distribution diagram of a first type of toothed plate connection node, a second type of toothed plate connection node, and a third type of toothed plate connection node on a tiger window model and a roof opening model, respectively, according to an embodiment;

fig. 6b is a schematic distribution diagram of first, second and third types of toothed plate connection nodes on a tiger window model and a roof opening model, respectively, according to another embodiment;

FIG. 7 is a schematic structural diagram of a connecting node placement device for a slot window model and a roof opening model according to an embodiment;

fig. 8 is a schematic structural diagram of a connecting node placement device of a tiger window model and a roof opening model according to an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The method for placing the connecting node between the tiger window model and the roof opening model, provided by the embodiment of the application, can be applied to the computer equipment shown in the figure 1. The computer device comprises a processor, a memory, a network interface, a database, a display screen and an input device which are connected through a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The database of the computer device is used for storing the relevant information of various models in the following embodiments, and the detailed description of the relevant information of various models is referred to the detailed description in the following embodiments. The network interface of the computer device may be used to communicate with other devices outside over a network connection. Optionally, the computer device may be a server, a desktop, a personal digital assistant, other terminal devices such as a tablet computer, a mobile phone, and the like, or a cloud or a remote server, and the specific form of the computer device is not limited in the embodiment of the present application. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like. Of course, the input device and the display screen may not belong to a part of the computer device, and may be external devices of the computer device.

Those skilled in the art will appreciate that the architecture shown in fig. 1 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.

The following describes the technical solutions of the present application and how to solve the above technical problems with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.

It should be noted that the execution subject of the method embodiments described below may be a connection node placement device of the tiger window model and the roof opening model, and the device may be implemented as part or all of the computer device in a software, hardware, or combination of software and hardware. The following method embodiments are described by taking the execution subject as the computer device as an example.

Fig. 2 is a schematic flow chart of a method for placing a connection node between a tiger window model and a roof opening model according to an embodiment. The embodiment relates to a specific process of automatically generating a connecting node of a tiger window model and a roof opening model by computer equipment according to rafter information of an entity model. As shown in fig. 2, the method includes:

and S11, obtaining a vertical rafter model of the tiger window model.

Specifically, the computer device may obtain the vertical rafter model in the tiger window model from the design model, for example, the tiger window model may be first screened out from the design model, and then the vertically arranged vertical rafter model may be screened out from the keel model in the tiger window model; the selected vertical rafter model may also be read, which is not limited in this embodiment. The number of the vertical rafter models can be multiple.

And S12, obtaining a hole longitudinal rafter model of the roof hole model.

Specifically, the computer device may obtain a longitudinal rafter model of the opening of the roof opening model from the design model, for example, the roof opening model may be first screened out in the design model, and then the longitudinal rafter model of the opening may be screened out in a keel model in the roof opening model; the selected longitudinal rafter model of the hole can also be read, which is not limited in this embodiment. Wherein, the number of the longitudinal rafter model of the opening can be a plurality of.

S13, determining the intersection point of the tiger window model and the roof hole model according to the vertical rafter model and the hole longitudinal rafter model.

Specifically, the computer device determines the intersection point of the vertical rafter model and the hole longitudinal rafter model according to the positions and the orientations of the vertical rafter model and the hole longitudinal rafter model, and uses the intersection point as the intersection point of the tiger window model and the roof hole model. For example, the computer device may use as the intersection point of the generator line of the vertical rafter model and the generator line of the hole longitudinal rafter model, it being noted that the position and orientation of the generator line of each model can characterize the position and orientation of the model. Optionally, before determining the intersection point between the vertical rafter model and the hole longitudinal rafter model, intersection judgment may be performed between each vertical rafter model and each hole longitudinal rafter model, so as to obtain the vertical rafter model and the hole longitudinal rafter model having an intersection relationship. The computer equipment can use the vertical rafter model and the hole longitudinal rafter model which have an intersection relationship as the vertical rafter model and the hole longitudinal rafter model which need to be connected.

S14, projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of the first category toothed plate connection node.

Specifically, the computer equipment may obtain outer surfaces of flanges on two sides of the longitudinal rafter model of the opening, where it should be noted that the outer surfaces of the flanges are the largest surfaces of the flanges, and the normal direction of the outer surfaces is opposite to the direction of the C-shaped steel web. And the computer equipment projects the intersection point of the tiger window model and the roof opening model to the outer surface of the flange of the longitudinal rafter model of the opening, and the obtained projection point is used as a first generation point of the first-class toothed plate connecting node. Usually, the C-section steel has two flanges, so that two first generation points are available on each of the longitudinal rafter models of the opening. The first-class toothed plate connecting node is used for connecting the tiger window model with the roof window model.

S15, determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model.

Specifically, the computer equipment can use the outer surface of the flange of the longitudinal rafter model of the hole as a first generation surface of the first type toothed plate connection node; the outer surface of the flange of the longitudinal rafter model of the opening may be offset by a certain amount along the normal direction thereof to serve as a first generating surface, which is not limited to this embodiment. The first generation surface may be parallel to the outer surface of the flange of the longitudinal rafter model of the opening.

And S16, generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

Specifically, the computer equipment can generate the first category toothed plate connecting node according to the first generation point and the first generation surface. Optionally, the computer device may further determine the specification of the first type toothed plate connection node according to the specification of the vertical rafter model or the opening longitudinal rafter model, for example, the vertical rafter model with a large size may select the first type toothed plate connection node with a large size, and the vertical rafter model with a small size may select the first type toothed plate connection node with a small size. Optionally, the computer device may select a suitable first-type toothed plate connection node according to a correspondence between the specification of the vertical rafter model or the vertical rafter model of the opening and the specification of the first-type toothed plate connection node, where the correspondence may be obtained according to national standards, or design experience, thereby further improving the accuracy of automatically generating the connection node.

In this embodiment, the computer device determines an intersection point of the tiger window model and the roof opening model according to the vertical rafter model of the tiger window model and the hole longitudinal rafter model of the roof opening model, projects the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the hole longitudinal rafter model to obtain a first generation point of the first type toothed plate connection node, determines a first generation surface of the first type toothed plate connection node on the outer surface of the flange of the hole longitudinal rafter model, and automatically generates the first type toothed plate connection node connecting the tiger window model and the roof opening model according to the first generation point and the first generation surface, thereby completing automatic placement of the connection node of the tiger window model and the roof opening model. The method avoids the problem that the efficiency of manually placing the connecting nodes of the tiger window model and the roof opening model in the traditional technology is low, the placing of the connecting nodes is automatically completed through computer equipment, the workload can be greatly reduced, the placing difficulty of the connecting nodes is greatly improved, the placing efficiency of the connecting nodes is improved, the design time is further shortened, and therefore the design cost is reduced. Meanwhile, the design threshold of designers is reduced, so that the designers can finish the generation of the connection nodes through simple operation, and the learning cost is greatly reduced.

Optionally, on the basis of the foregoing embodiment, one possible implementation manner of the foregoing step S11 may include: obtaining model attribute information of all entity models; the model attribute information is used for representing the type of the entity model; and screening the vertical rafter model from all the entity models according to the model attribute information. Specifically, the computer device may read model attribute information of all entity models in the design model, traverse the entity models according to the model attribute information, and screen out the vertical rafter model from the model attribute information. The model attribute information may be an identifier of the entity model, such as a name, an ID, a number, or a category tag, as long as the type of the entity model is a vertical rafter model. By adopting the method, the computer equipment can accurately screen out the vertical rafter model to be connected, so that the data volume of subsequent processing is reduced, the system resources are saved, and the design efficiency is improved.

Optionally, on the basis of the foregoing embodiment, one possible implementation manner of the foregoing step S12 may include: obtaining model attribute information of all entity models; the model attribute information is used for representing the type of the entity model; screening out a roof longitudinal rafter model from all the entity models according to the model attribute information; and performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model. Specifically, the computer device may read model attribute information of all the entity models in the design model, traverse the entity models according to the model attribute information, and screen out the roof longitudinal rafter model, and the computer device may select the entity model of which the category is the roof longitudinal rafter model because the model attribute information can represent the category of the entity model. Then, the computer device may further perform collision detection on all the screened roof longitudinal rafter models and rafter models in the tiger window model, for example, perform collision detection on a plurality of rafter models in the roof longitudinal rafter model and the tiger window model pairwise, and obtain a result of the collision detection. The detection results of the rafter models in the roof longitudinal rafter model and the tiger window model may have collision models or collision-free models. And the computer equipment counts the collision detection result, and confirms the roof longitudinal rafter model collided with the tiger window model as a solid model needing to be connected with the tiger window, so as to serve as the hole longitudinal rafter model. By adopting the method, the computer equipment can accurately and automatically screen out the longitudinal rafter model of the hole to be connected based on the result of collision detection, so that the data volume of subsequent processing is reduced on the basis of improving the automation degree of node placement, the system resource is saved, and the design efficiency is improved.

Optionally, on the basis of the foregoing embodiments, a possible implementation manner of the foregoing step S13 may be as shown in fig. 3, and includes:

s131, performing intersection relation judgment operation on each vertical rafter model and each hole longitudinal rafter model pairwise to obtain a plurality of rafter pairs to be connected; wherein each rafter pair to be connected comprises a vertical rafter model and a longitudinal rafter model of the hole, which have an intersecting relationship.

Specifically, the computer device may perform intersection relationship determination operation on the vertical rafter model and each hole longitudinal rafter model pairwise, for example, obtain a determination result of whether the two models intersect by using boolean operation, and use the intersecting vertical rafter model and the hole longitudinal rafter model as a rafter pair to be connected, so as to obtain a plurality of rafter pairs to be connected.

S132, performing central point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; and taking the intersection point of the first extension line and the second extension line as the intersection point of the tiger window model and the roof opening model.

Specifically, the computer device may perform center point extension operation on each vertical rafter model and the hole rafter model in the rafter pair to be connected, that is, the center point of the vertical rafter model is projected to the maximum surface of the vertical rafter model to obtain a projection point, and then the projection point is extended along the length direction of the vertical rafter model to obtain an extension line of the vertical rafter model, and meanwhile, the extension line of the vertical rafter model of the hole is obtained by using the method. The computer equipment takes the intersection point of the extension lines of the vertical rafter model and the hole rafter model as the intersection point of the vertical rafter model and the hole rafter model, so that an intersection point of the first extension line, the hole longitudinal rafter model tiger window model and the roof hole model is obtained. Due to the fact that a plurality of rafter pairs to be connected exist, a plurality of intersection points of the vertical rafter model and the opening rafter model can be obtained.

In this embodiment, the computer equipment judges the intersection relationship between each vertical rafter model and each vertical rafter model of entrance to a cave two liang of executions and operates, obtains a plurality of rafter pairs of waiting to connect including the vertical rafter model that have the intersection relationship and the vertical rafter model of entrance to a cave, then, the computer equipment carries out the central point extension operation with the vertical rafter model and the vertical rafter model of entrance to a cave of every rafter pair of waiting to connect, because the central point extension operation includes: projecting the central point of the first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of the second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; the intersection point of the first extension line and the second extension line is used as the intersection point of the tiger window model and the roof opening model, so that the intersection point of the tiger window model and the roof opening model can be obtained based on the central point extension operation. The computer equipment can automatically set the connecting node at the intersection point to realize the automatic connection of the vertical rafter model and the hole longitudinal rafter model, so that the automatic setting of the connecting node of the tiger window model and the roof hole model is realized, and the accuracy of the setting of the connecting node is further improved.

Optionally, on the basis of the foregoing embodiments, the method further includes a process of reinforcing the tiger window model, that is, a process of reasonably arranging the connection nodes between the rafters of the tiger window, which may be specifically described in the following embodiments.

As shown in fig. 4, on the basis of the above embodiments, the method may further include the following steps:

s21, obtaining a window top rafter model pair of the tiger window model; each pair of window top rafter models comprises a first window top rafter model and a second window top rafter model which are intersected.

S22, performing center point extension operation on the first window top rafter model and the second window top rafter model in the window top rafter model pair to obtain an intersection point of the window top rafter model pair; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; and taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model.

Specifically, in the present embodiment, for a detailed description of the intersection point of the rafter model, reference may be made to the specific process of obtaining the vertical rafter model and the hole longitudinal rafter model in the embodiment shown in fig. 3, and details are not described here again. It should be noted that the window top rafter model of the tiger window model may be obtained by filtering according to model attribute information of each entity model in the tiger window model, or by filtering in combination with position information of the rafter model, which is not limited in this embodiment.

And S23, projecting the intersection points of the window top rafter model pairs to the outer surfaces of the two flanges of the first window top rafter model respectively, and taking the projection points as second generation points of the second category toothed plate connecting nodes.

S24, determining a second generating surface of the second category toothed plate connecting node according to the outer surfaces of the two flanges of the first window top rafter model.

And S25, generating a second type toothed plate connecting node according to the second generating point and the second generating surface.

Specifically, the computer device projects the intersection point of the pair of the window top rafter models to the outer surfaces of the two flanges of the first window top rafter model, and generally, one rafter model has two flanges, so that two projection points can be obtained, and the computer device uses the two projection points as second generation points of the two second-class toothed plate connection nodes. The second type toothed plate connecting node is used for connecting the intersected window top rafter models. The computer device further determines a second generation surface of the second category toothed plate connection node according to the two flange outer surfaces of the first window top rafter model, and then generates the second category toothed plate connection node according to the second generation point and the second generation surface, and the implementation principle and technical effect of the process can be referred to the detailed description of the foregoing steps S15 and S16, which is not repeated herein.

According to the method adopted by the embodiment, the automatic setting of the connecting node of the two window top rafter models in the window top rafter model pair can be realized through the steps, the accuracy and the reasonability of the setting of the connecting node are further improved, and the automation degree of the setting of the connecting node is improved.

As shown in fig. 5, on the basis of the above embodiments, the method may further include the following steps:

s31, obtaining a window corner rafter model pair of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected.

S32, performing center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; and taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model.

S33, projecting the intersection points of the window angle rafter model pairs to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection points as third generation points of a third category toothed plate connection node;

s34, determining third generation surfaces of the third category toothed plate connecting nodes on the outer surfaces of the two flanges of the first window corner rafter model;

and S35, generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

For detailed description of each step in this embodiment, reference may also be made to the foregoing processes in the embodiments of fig. 2 and fig. 4, only the implemented objects are different, and details of the implementation principle and the technical effect are not repeated.

For more clear illustration of the solution provided by the embodiments of the present application, a detailed description is provided herein with a specific embodiment, as shown in fig. 6, including:

s41, obtaining model attribute information of all entity models; wherein the model attribute information is used for characterizing the type of the entity model.

S42, screening the vertical rafter model and the roof longitudinal rafter model from all the entity models according to the model attribute information.

S43, performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model.

S44, performing intersection relation judgment operation on each vertical rafter model and each hole longitudinal rafter model pairwise to obtain a plurality of rafter pairs to be connected; wherein each rafter pair to be connected comprises a vertical rafter model and a longitudinal rafter model of the hole, which have an intersecting relationship.

S45, respectively performing center point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model; and generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

S46, obtaining a window top rafter model pair of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected; performing a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; respectively projecting to the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node; determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model; and generating a second category toothed plate connecting node according to the second generating point and the second generating surface.

S47, obtaining a window corner rafter model pair of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected; performing a center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node; determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model; and generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

The implementation principle and technical effect of the steps in this embodiment may refer to the foregoing embodiments, and are not described herein again.

Fig. 6a is a schematic distribution diagram of the first type toothed plate connection node, the second type toothed plate connection node, and the third type toothed plate connection node on the tiger window model and the roof opening model, respectively, as shown in fig. 6a, 1 is the second type toothed plate connection node, 2 is the third type toothed plate connection node, and 3 and 4 are the first type toothed plate connection nodes. Fig. 6b is a view of the structure shown in fig. 6a in another orientation.

It should be understood that although the various steps in the flow charts of fig. 2-6 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 2-6 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternating with other steps or at least some of the sub-steps or stages of other steps.

In one embodiment, as shown in fig. 7, there is provided a connecting node placing device for a tiger window model and a roof opening model, wherein the device comprises:

the acquiring module 100 is used for acquiring a vertical rafter model of a tiger window model and a hole longitudinal rafter model of the roof hole model;

the processing module 200 is configured to determine an intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model;

the generating module 300 is configured to generate a first category toothed plate connecting node according to the first generating point and the first generating surface.

In an embodiment, the obtaining module 100 is specifically configured to obtain model attribute information of all entity models; screening the vertical rafter model from all the entity models according to the model attribute information; the model attribute information is used for representing the type of the entity model; .

In an embodiment, the obtaining module 100 is specifically configured to obtain model attribute information of all entity models; screening out a roof longitudinal rafter model from all the entity models according to the model attribute information; performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model; wherein the model attribute information is used for characterizing the type of the entity model.

In an embodiment, the processing module 200 is specifically configured to perform an intersection relationship determination operation on each vertical rafter model and each portal longitudinal rafter model pairwise to obtain a plurality of rafter pairs to be connected; each rafter pair to be connected comprises a vertical rafter model and a hole longitudinal rafter model which have an intersecting relation; respectively performing central point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; and taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model.

In an embodiment, the obtaining module 100 is further configured to obtain a pair of top rafter models of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected;

the processing module 200 is further configured to perform a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; projecting the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node; determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

the generating module 300 is further configured to generate a second category toothed plate connecting node according to the second generating point and the second generating surface.

In an embodiment, the obtaining module 100 is further configured to obtain a pair of window corner rafter models of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected;

the processing module 200 is further configured to perform a center point extension operation on the first window corner rafter model and the second window corner rafter model in the window corner rafter model pair to obtain an intersection point of the window corner rafter model pair; projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node; determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

the generating module 300 is further configured to generate a third category toothed plate connecting node according to the third generating point and the third generating surface.

For specific definition of the device for placing the connecting node between the tiger window model and the roof opening model, reference may be made to the above definition of the method for placing the connecting node between the tiger window model and the roof opening model, which is not described herein again. All modules in the connecting node placing device of the tiger window model and the roof opening model can be completely or partially realized through software, hardware and a combination of the software and the hardware. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.

In one embodiment, as shown in fig. 8, there is provided a connecting node placing device for a tiger window model and a roof opening model, wherein the device comprises:

an obtaining module 400, configured to obtain model attribute information of all entity models; screening out the vertical rafter model and the roof longitudinal rafter model from all the entity models according to the model attribute information; performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model; the model attribute information is used for representing the type of the entity model;

the judging module 500 is configured to execute intersection relation judging operation on each vertical rafter model and each vertical rafter model of the opening pairwise to obtain a plurality of rafter pairs to be connected; each rafter pair to be connected comprises a vertical rafter model and a hole longitudinal rafter model which have an intersecting relation;

a first processing module 600, configured to perform center point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected, respectively, to obtain an intersection point of the tiger window model and the roof hole model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model;

a second processing module 700, configured to obtain a pair of window top rafter models of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected; performing a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; respectively projecting to the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node; determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model;

a third processing module 800, configured to obtain a pair of window corner rafter models of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected; performing a center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node; determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

the generating module 900 is configured to generate a first category toothed plate connecting node according to the first generating point and the first generating surface; generating a second category toothed plate connecting node according to the second generating point and the second generating surface; and generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

In an embodiment, a computer device is provided, which includes a memory and a processor, where the memory stores a computer program, and the processor implements the steps in the foregoing method embodiments when executing the computer program, and specifically implements the following steps: acquiring a vertical rafter model of the tiger window model; acquiring a hole longitudinal rafter model of the roof hole model; determining the intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model; and generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

It should be clear that, in the embodiments of the present application, the process of executing the computer program by the processor is consistent with the process of executing the steps in the above method, and specific reference may be made to the description above.

In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program: obtaining model attribute information of all entity models; the model attribute information is used for representing the type of the entity model; screening out the vertical rafter model and the roof longitudinal rafter model from all the entity models according to the model attribute information; performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model; performing intersection relation judgment operation on each vertical rafter model and each hole longitudinal rafter model pairwise to obtain a plurality of rafter pairs to be connected; each rafter pair to be connected comprises a vertical rafter model and a hole longitudinal rafter model which have an intersecting relation;

In one embodiment, a computer-readable storage medium is provided, on which a computer program is stored, which when executed by a processor implements the steps in the above-mentioned method embodiments, and in particular implements the following steps: acquiring a vertical rafter model of the tiger window model; acquiring a hole longitudinal rafter model of the roof hole model; determining the intersection point of the tiger window model and the roof opening model according to the vertical rafter model and the opening longitudinal rafter model; projecting the intersection point of the tiger window model and the roof opening model on the outer surface of the flange of the opening longitudinal rafter model to obtain a first generation point of a first category toothed plate connection node; determining a first generation surface of the first-class toothed plate connecting node according to the outer surface of the flange of the hole longitudinal rafter model; and generating a first category toothed plate connecting node according to the first generating point and the first generating surface.

In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:

It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A method for placing a connecting node of a tiger window model and a roof opening model is characterized by comprising the following steps:

acquiring a vertical rafter model of the tiger window model;

acquiring a hole longitudinal rafter model of the roof hole model;

2. The method of claim 1, wherein obtaining the vertical rafter model of the slot window model comprises:

and screening the vertical rafter model from all the entity models according to the model attribute information.

3. The method of claim 1, wherein the obtaining of the opening longitudinal rafter model of the roof opening model comprises:

screening out a roof longitudinal rafter model from all the entity models according to the model attribute information;

and performing collision detection on each roof longitudinal rafter model and the tiger window model, and taking the roof longitudinal rafter model subjected to collision as the hole longitudinal rafter model.

4. The method of any of claims 1 to 3, wherein said determining an intersection point of said slot window model and said roof hole model from said vertical rafter model and said hole longitudinal rafter model comprises:

respectively performing central point extension operation on the vertical rafter model and the hole longitudinal rafter model in each rafter pair to be connected to obtain an intersection point of the tiger window model and the roof hole model;

wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; and taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model.

5. The method according to any one of claims 1 to 3, further comprising:

acquiring a window top rafter model pair of the tiger window model; each window top rafter model pair comprises a first window top rafter model and a second window top rafter model which are intersected;

performing a center point extension operation on the first window top rafter model and the second window top rafter model in the pair of window top rafter models to obtain an intersection point of the pair of window top rafter models; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

respectively projecting to the outer surfaces of the two flanges of the first window top rafter model according to the intersection point of the window top rafter model pair, and taking the projection point as a second generation point of a second category toothed plate connection node;

determining second generation surfaces of the second category toothed plate connection nodes of the outer surfaces of the two flanges of the first window top rafter model;

and generating a second category toothed plate connecting node according to the second generating point and the second generating surface.

6. The method according to any one of claims 1 to 3, further comprising:

obtaining a window corner rafter model pair of the tiger window model; each window corner rafter model pair comprises a first window corner rafter model and a second window corner rafter model which are intersected;

performing a center point extension operation on the first window angle rafter model and the second window angle rafter model in the window angle rafter model pair to obtain an intersection point of the window angle rafter model pair; wherein the center point extending operation comprises: projecting the central point of a first rafter model to the maximum surface of the first rafter model to obtain a first projection point, and extending the first projection point along the length direction of the first rafter model to obtain a first extension line; projecting the central point of a second rafter model to the maximum surface of the second rafter model to obtain a second projection point, and extending the second projection point along the length direction of the second rafter model to obtain a second extension line; taking the intersection point of the first extension line and the second extension line as the intersection point of the first rafter model and the second rafter model;

projecting the intersection point of the window angle rafter model pair to the outer surfaces of the two flanges of the first window angle rafter model respectively, and taking the projection point as a third generation point of a third category toothed plate connection node;

determining a third generation surface of the third category toothed plate connecting node on the outer surfaces of two flanges of the first window corner rafter model;

and generating a third category toothed plate connecting node according to the third generating point and the third generating surface.

7. A method for placing a connecting node of a tiger window model and a roof opening model is characterized by comprising the following steps:

8. The utility model provides a connected node placer of tiger window model and roofing entrance to a cave model which characterized in that, the device includes:

9. The utility model provides a connected node placer of tiger window model and roofing entrance to a cave model which characterized in that, the device includes:

10. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 7 when executing the computer program.

11. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 7.