CN108920785A - A kind of monomeric complex model regularization modeling method and system - Google Patents
A kind of monomeric complex model regularization modeling method and system Download PDFInfo
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Abstract
The present invention provides a kind of monomeric complex model regularization modeling method and system, the method includes：The feature of each submodel in monomeric complex model to be modeled is described based on three-dimensional cartesian coordinate system with parameter；Wherein, the top and bottom of each submodel are parallel with the X/Y plane in the three-dimensional cartesian coordinate system；Each submodel is generated according to the parameter of each submodel, each submodel is combined according to the combination between each submodel, generates the monomeric complex model to be modeled.One aspect of the present invention is modeled according to parameter and combination, and reusability is high；On the other hand, the details of monomeric complex model to be modeled can be flexibly controlled by the combination between the parameter and submodel of modification submodel, by the structure for modifying the adjustable monomeric complex model to be modeled of quantity and position of submodel, so that the parametrization monomeric complex model of building is easily modified, strong flexibility.
Description
Technical field
The invention belongs to dimensional Modeling Technology fields, more particularly, to a kind of monomeric complex model regularization modeling side
Method and system.
Background technique
Planning and designing are carried out using threedimensional model, intuitive visual feedback can not only be provided, it can also be using three-dimensional point
The method of analysis is designed verifying and optimization.Currently, the three-dimensional information acquisition to status atural object has had more efficient mode,
Such as 3 D laser scanning and oblique photograph measure.But three-dimensional modeling is still one time-consuming and laborious, and the work of higher cost.
In the prior art by parametric description model, implementation ruleization batch is modeled, and is the main of reduction modeling cost
Mode.For example, the linear models such as road can establish section and center line parameter, setting-out realization batch is carried out to section along center line
Amount modeling；Building etc. can establish the parameters such as perspective plane and height, realize that batch models by drawing high perspective plane.
But for more complicated model, it is difficult to realize that parametric description carrys out implementation ruleization batch and models, need
Individually modeling.On the one hand, individually modeling needs individually to model each part of scene, needs to take a significant amount of time；Separately
On the one hand, the model individually modeled can only be reused as a whole, and reuse when can only by rotation and
Scalable manner matches target scene, flexibility and poor universality, so as to cause modeling cost height.
Summary of the invention
To overcome above-mentioned existing complex model modeling method time-consuming and laborious, and the low problem of reusability or at least partly
Ground solves the above problems, and the present invention provides a kind of monomeric complex model regularization modeling method and system.
According to the first aspect of the invention, a kind of monomeric complex model regularization modeling method is provided, including：
The feature of each submodel in monomeric complex model to be modeled is described based on three-dimensional cartesian coordinate system with parameter；Wherein,
The top and bottom of each submodel are parallel with the X/Y plane in the three-dimensional cartesian coordinate system；
Each submodel is generated according to the parameter of each submodel, according to the combination between each submodel
Each submodel is combined, the monomeric complex model to be modeled is generated.
Specifically, the feature of each submodel in monomeric complex model to be modeled is described based on three-dimensional cartesian coordinate system with parameter
The step of specifically include：
If there is model similar with submodel each in monomeric complex model to be modeled in the model sample library being pre-created
Sample then modifies to the parameter of the model sample, obtains the parameter of each submodel；Wherein, the model sample
The parameter of each model sample is described based on three-dimensional cartesian coordinate system in library.
Specifically, the parameter of the submodel includes the three-dimensional coordinate of the three-dimensional coordinate of bottom surface polygon, rooftop polygons,
And the corresponding relationship between bottom surface polygon node and rooftop polygons node.
Specifically, the step of generating each submodel according to the parameter of each submodel specifically includes：
According to the three-dimensional coordinate of the bottom surface polygon of each submodel, the bottom surface polygon edge of each submodel is generated
Boundary line；
According to the three-dimensional coordinate of the rooftop polygons of each submodel, the rooftop polygons side of each submodel is generated
Boundary line；
According between the bottom surface polygon node of each submodel and the rooftop polygons node of each submodel
Corresponding relationship generates the lateral feature line of each submodel；
Based on TIN model building method, according to bottom surface polygon edge boundary line, the rooftop polygons boundary of each submodel
Line and lateral feature line generate each submodel.
Specifically, the combination includes one of intersection, union and difference set or a variety of.
Specifically, each submodel is combined according to the combination between each submodel, described in generation
The step of monomeric complex model to be modeled, specifically includes：
According to min coordinates from small to large suitable of each submodel Z-direction in the three-dimensional cartesian coordinate system
Sequence is successively combined each submodel according to the combination between each submodel, generates described multiple wait model
Miscellaneous monomer model.
Specifically, each submodel is combined according to the combination between each submodel, described in generation
Further include after the step of monomeric complex model to be modeled：
It modifies to the parameter of each submodel in the monomeric complex model to be modeled.
A kind of monomeric complex model regularization modeling is provided according to a second aspect of the present invention, including：
Describing module, for describing each submodel in monomeric complex model to be modeled with parameter based on three-dimensional cartesian coordinate system
Feature；Wherein, the top and bottom of each submodel are parallel with the X/Y plane in the three-dimensional cartesian coordinate system；
Generation module, for generating each submodel according to the parameter of each submodel, according to each submodel
Between combination each submodel is combined, generate the monomeric complex model to be modeled.
According to the third aspect of the invention we, a kind of monomeric complex model regularization modelling apparatus is provided, including：
At least one processor, at least one processor and bus；Wherein,
The processor and memory complete mutual communication by the bus；
The memory is stored with the program instruction that can be executed by the processor, and the processor calls described program to refer to
Order is able to carry out foregoing method.
According to the fourth aspect of the invention, a kind of non-transient computer readable storage medium is provided, for storing such as preceding institute
State the computer program of method.
The present invention provides a kind of monomeric complex model regularization modeling method and system, and this method is by will complexity be modeled
Monomer model is decomposed into the submodel of multiple geometrical rules that can be directly described with parameter, then will be according to each submodel
Parameter generate submodel be combined generate needed for monomeric complex model to be modeled, on the one hand, according to parameter and combination
Mode is modeled, high-efficient；On the other hand, the combination spirit between the parameter and submodel of modification submodel can be passed through
The details living for controlling monomeric complex model to be modeled, it is adjustable complicated single wait model by the quantity and position of modifying submodel
The structure of body Model, so that the parametrization monomeric complex model of building is easily modified, reusability is strong.
Detailed description of the invention
Fig. 1 is monomeric complex model regularization modeling method overall flow schematic diagram provided in an embodiment of the present invention；
Fig. 2 is different top and bottom parameter in monomeric complex model regularization modeling method provided in an embodiment of the present invention
Combined structural schematic diagram；Wherein, a is column, and b is cone, and c is deformation cylinder；
Fig. 3 is the combination side in monomeric complex model regularization modeling method provided in an embodiment of the present invention between submodel
Formula schematic diagram；Wherein, a is two submodels, and b is the union of two submodels, and c is the intersection of two submodels, and d is two sons
The difference set of model；
Fig. 4 is monomeric complex model to be modeled in monomeric complex model regularization modeling method provided in an embodiment of the present invention
Overall structure diagram；
Fig. 5 is monomeric complex model regularization modeling overall structure diagram provided in an embodiment of the present invention；
Fig. 6 is monomeric complex model regularization modelling apparatus overall structure diagram provided in an embodiment of the present invention；
Wherein, 401 be roof, and 402 be roof hollow structure, and 403 be house owner's body, and 404 be pedestal, and 405 be support column.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
A kind of monomeric complex model regularization modeling method is provided in one embodiment of the invention, and Fig. 1 is the present invention
The monomeric complex model regularization modeling method overall flow schematic diagram that embodiment provides, this method include：S101, based on three-dimensional
Rectangular coordinate system describes the feature of each submodel in monomeric complex model to be modeled with parameter；Wherein, the top surface of each submodel and
Bottom surface is parallel with the X/Y plane in three-dimensional cartesian coordinate system；
Wherein, monomeric complex model to be modeled is the monomeric complex model modeled.Monomeric complex model refers to
The monomer model that cannot be directly described with parameter.User according to priori knowledge by cannot directly with parameter be described to
Modeling monomeric complex model is split as the combination of the submodel of multiple geometrical rules, and each submodel can be retouched directly with parameter
It states.The standard of fractionation is to be drawn monomeric complex model to be modeled according to direction vertical with Z axis in three-dimensional cartesian coordinate system
Point, will be parallel in three-dimensional cartesian coordinate system can carry out between the bottom surface, top surface and bottom surface node and top surface node of X/Y plane
The part of definite description is as submodel.Bottom surface node is the tie point on the boundary line of bottom surface, and top surface node is top surface boundary
Tie point on line.Parameter is carried out using the feature that three-dimensional cartesian coordinate system treats each submodel in modeling monomeric complex model to retouch
It states.To which monomeric complex model to be described as to the combination of multiple simple geometrical rule body components, it is easy to implement sequencing batch
Modeling.
S102 generates each submodel according to the parameter of each submodel, according to the combination between each submodel to each son
Model is combined, and generates monomeric complex model to be modeled.
Specifically, each submodel is generated according to the parameter of each submodel.It, will according to the requirement of monomeric complex model to be modeled
Each submodel is combined with various combinations, generates monomeric complex model to be modeled.
Monomeric complex model decomposition to be modeled is multiple geometry rule that can be directly described with parameter by the present embodiment
Then the submodel generated according to the parameter of each submodel is combined complicated single wait model needed for generating by submodel then
Body Model, on the one hand, modeled according to parameter and combination, reusability is high；It on the other hand, can be by modifying submodel
Parameter and submodel between combination flexibly control the details of monomeric complex model to be modeled, pass through modification submodel
The structure of the adjustable monomeric complex model to be modeled of quantity and position, so that the parametrization monomeric complex model of building is convenient for repairing
Change, strong flexibility.
On the basis of the above embodiments, S101 is specifically included in the present embodiment：If in the model sample library being pre-created
In the presence of model sample similar with submodel each in monomeric complex model to be modeled, then modify to the parameter of model sample,
Obtain the parameter of each submodel；Wherein, the parameter of each model sample is described based on three-dimensional cartesian coordinate system in model sample library.
Specifically, first determine whether in the model sample library being pre-created with the presence or absence of with it is each in monomeric complex model to be modeled
The similar model sample of submodel, and if it exists, then the parameter of scale model sample is modified slightly, complexity to be modeled can be obtained
The parameter of submodel in monomer model describes so as to the parameter of quick obtaining submodel.If it does not exist, based on three-dimensional right angle
The parameter of coordinate describes each submodel in customized monomeric complex model to be modeled, and the parameter of customized submodel is described
It is stored in model sample library, is used convenient for next time.
On the basis of the above embodiments, in the present embodiment the parameter of submodel include bottom surface polygon three-dimensional coordinate,
Corresponding relationship between the three-dimensional coordinate and bottom surface polygon node and rooftop polygons node of rooftop polygons.
On the basis of the above embodiments, the step of generating each submodel according to the parameter of each submodel in the present embodiment has
Body includes：According to the three-dimensional coordinate of the bottom surface polygon of each submodel, the bottom surface polygon edge boundary line of each submodel is generated；According to
The three-dimensional coordinate of the rooftop polygons of each submodel generates the rooftop polygons boundary line of each submodel；According to each submodel
Corresponding relationship between bottom surface polygon node and the rooftop polygons node of each submodel, generates the lateral feature of each submodel
Line；Based on TIN model building method, according to bottom surface polygon edge boundary line, rooftop polygons boundary line and the side of each submodel
Characteristic curve generates each submodel.
Specifically, according to the three-dimensional coordinate of the bottom surface polygon of each submodel, bottom surface polygon in each submodel is connected
Each node generates the bottom surface polygon edge boundary line of each submodel.According to the three-dimensional coordinate of the rooftop polygons of each submodel, connection
Each node of rooftop polygons in each submodel, generates the rooftop polygons boundary line of each submodel.According to the bottom of each submodel
Corresponding relationship between the node of face polygon and the rooftop polygons node of each submodel, the bottom surface for connecting each submodel are polygon
The node of shape and corresponding rooftop polygons node, generate the lateral feature line of each submodel.Based on TIN
(Triangulated Irregular Network, irregular triangle network) model building method, according to the bottom surface of each submodel
Polygon edge boundary line, rooftop polygons boundary line and lateral feature line generate each submodel.TIN modeling method is according to region
Region division is connected triangle torus network by limited point set, and the shapes and sizes of triangular facet depend on irregular distribution measuring point
Density and position.As shown in Fig. 2, the parameter combination of different top and bottom can form a variety of solids.
On the basis of the above embodiments, in the present embodiment combination include one of intersection, union and difference set or
It is a variety of.
Specifically, for each submodel in combination producing when modeling monomeric complex model, the Boolean calculation of use space body is real
Existing more complicated Construction of A Model.Boolean calculation includes seeking union, seek common ground and seeking difference set.In the present embodiment between each submodel
Combination include one of intersection, union and difference set or a variety of, as shown in figure 3, so that flexibly constructing wait model
Monomeric complex model.As shown in figure 4, realizing roof hollow structure 402 by the difference set between submodel.By using each son
Combination between model is combined each submodel, and the construction of monomeric complex model structure may be implemented.Submodule in Fig. 4
Type includes roof 401, roof hollow structure 402, house owner's body 403, pedestal 404 and support column 405.
On the basis of the above embodiments, in the present embodiment according to the combination between each submodel to each submodel into
The step of row combines, and generates monomeric complex model to be modeled specifically includes：According to each submodel in three-dimensional cartesian coordinate system Z axis
The sequence of the min coordinates in direction from small to large successively carries out group to each submodel according to the combination between each submodel
It closes, generates monomeric complex model to be modeled.
Specifically, after all submodels wait model monomeric complex model are generated, the Z axis from three-dimensional cartesian coordinate system
Lowermost end starts, and traverses up each submodel.According to the combination side between the first of traversal submodel and second model work
Formula is combined first submodel and second submodel, built-up pattern is obtained, by the third submodel and group of traversal
Molding type is combined, and so on, it is combined until by all submodels, finally obtains monomeric complex mould to be modeled
Type.
Each submodel is combined according to the combination between each submodel on the basis of the various embodiments described above, it is raw
Further include at after the step of monomeric complex model to be modeled：The parameter for treating each submodel in modeling monomeric complex model carries out
Modification.
Specifically, according to concrete application scene, the parameter of each submodel is modified, flexibly controls monomeric complex model to be modeled
Details, the modification of convenient monomeric complex model to be modeled.
A kind of monomeric complex model regularization modeling is provided in another embodiment of the present invention, which is used for
Realize the method in foregoing embodiments.Therefore, the description and definition in the modeling method in foregoing embodiments, Ke Yiyong
The understanding of each execution module in the embodiment of the present invention.Fig. 5 is monomeric complex model regularization provided in an embodiment of the present invention
Modeling overall structure diagram, the system include describing module 501 and generation module 502；Wherein：
Describing module 501 is used to describe each submodule in monomeric complex model to be modeled with parameter based on three-dimensional cartesian coordinate system
The feature of type；Wherein, the top and bottom of each submodel are parallel with the X/Y plane in three-dimensional cartesian coordinate system；Generation module 502
For generating each submodel according to the parameter of each submodel, group is carried out to each submodel according to the combination between each submodel
It closes, generates monomeric complex model to be modeled.
On the basis of the above embodiments, describing module is specifically used in the present embodiment：If the model sample being pre-created
There is model sample similar with submodel each in monomeric complex model to be modeled in library, then the parameter of model sample is repaired
Change, obtains the parameter of each submodel；Wherein, the parameter of each model sample is retouched based on three-dimensional cartesian coordinate system in model sample library
It states.
On the basis of the above embodiments, in the present embodiment the parameter of submodel include bottom surface polygon three-dimensional coordinate,
Corresponding relationship between the three-dimensional coordinate and bottom surface polygon node and rooftop polygons node of rooftop polygons.
On the basis of the above embodiments, generation module is specifically used in the present embodiment：Bottom surface according to each submodel is more
The three-dimensional coordinate of side shape generates the bottom surface polygon edge boundary line of each submodel；According to the three-dimensional of the rooftop polygons of each submodel
Coordinate generates the rooftop polygons boundary line of each submodel；According to the bottom surface polygon node of each submodel and each submodel
Corresponding relationship between rooftop polygons node generates the lateral feature line of each submodel；Based on TIN model building method, root
According to bottom surface polygon edge boundary line, rooftop polygons boundary line and the lateral feature line of each submodel, each submodel is generated.
On the basis of the above embodiments, in the present embodiment combination include one of intersection, union and difference set or
It is a variety of.
On the basis of the above embodiments, generation module is specifically used in the present embodiment：According to each submodel in three-dimensional straight
The sequence of the min coordinates of Z-direction from small to large in angular coordinate system, according to the combination between each submodel, successively to each
Submodel is combined, and generates monomeric complex model to be modeled.
It further include modified module in the present embodiment on the basis of the various embodiments described above, for treating modeling monomeric complex
The parameter of each submodel is modified in model.
Monomeric complex model decomposition to be modeled is multiple geometry rule that can be directly described with parameter by the present embodiment
Then the submodel generated according to the parameter of each submodel is combined complicated single wait model needed for generating by submodel then
Body Model, on the one hand, modeled according to parameter and combination, reusability is high；It on the other hand, can be by modifying submodel
Parameter and submodel between combination flexibly control the details of monomeric complex model to be modeled, pass through modification submodel
The structure of the adjustable monomeric complex model to be modeled of quantity and position, so that the parametrization monomeric complex model of building is convenient for repairing
Change, strong flexibility.
The present embodiment provides a kind of monomeric complex model regularization modelling apparatus, Fig. 6 is provided in an embodiment of the present invention multiple
Miscellaneous monomer model regularization modelling apparatus overall structure diagram, the equipment include：At least one processor 61, at least one deposits
Reservoir 62 and bus 63；Wherein,
Processor 61 and memory 62 pass through bus 63 and complete mutual communication；
Memory 62 is stored with the program instruction that can be executed by processor 61, and the processor calls described program to instruct energy
Method provided by above-mentioned each method embodiment is enough executed, for example including：It is described based on three-dimensional cartesian coordinate system with parameter yet to be built
The feature of each submodel in mould monomeric complex model；Wherein, in the top and bottom and three-dimensional cartesian coordinate system of each submodel
X/Y plane is parallel；Each submodel is generated according to the parameter of each submodel, according to the combination between each submodel to each submodule
Type is combined, and generates monomeric complex model to be modeled.
The present embodiment provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage medium
Computer instruction is stored, the computer instruction makes the computer execute method provided by above-mentioned each method embodiment, example
Such as include：The feature of each submodel in monomeric complex model to be modeled is described based on three-dimensional cartesian coordinate system with parameter；Wherein, respectively
The top and bottom of submodel are parallel with the X/Y plane in three-dimensional cartesian coordinate system；Each submodule is generated according to the parameter of each submodel
Type is combined each submodel according to the combination between each submodel, generates monomeric complex model to be modeled.
Those of ordinary skill in the art will appreciate that：Realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes：ROM, RAM, magnetic disk or light
The various media that can store program code such as disk.
Monomeric complex model regularization modelling apparatus embodiment described above is only schematical, wherein the work
It may or may not be physically separated for the unit of separate part description, component shown as a unit can be
Or it may not be physical unit, it can it is in one place, or may be distributed over multiple network units.It can be with
Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment according to the actual needs.The common skill in this field
Art personnel are without paying creative labor, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, the present processes are only preferable embodiment, it is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (10)
1. a kind of monomeric complex model regularization modeling method, which is characterized in that including：
The feature of each submodel in monomeric complex model to be modeled is described based on three-dimensional cartesian coordinate system with parameter；Wherein, each institute
The top and bottom for stating submodel are parallel with the X/Y plane in the three-dimensional cartesian coordinate system；
Each submodel is generated according to the parameter of each submodel, according to the combination between each submodel to each
The submodel is combined, and generates the monomeric complex model to be modeled.
2. the method according to claim 1, wherein being described with parameter wait model again based on three-dimensional cartesian coordinate system
The step of feature of each submodel, specifically includes in miscellaneous monomer model：
If there is model sample similar with submodel each in monomeric complex model to be modeled in the model sample library being pre-created,
It then modifies to the parameter of the model sample, obtains the parameter of each submodel；Wherein, each in the model sample library
The parameter of model sample is described based on three-dimensional cartesian coordinate system.
3. the method according to claim 1, wherein the parameter of the submodel includes the three-dimensional of bottom surface polygon
Corresponding relationship between coordinate, the three-dimensional coordinate of rooftop polygons and bottom surface polygon node and rooftop polygons node.
4. according to the method described in claim 3, it is characterized in that, generating each submodule according to the parameter of each submodel
The step of type, specifically includes：
According to the three-dimensional coordinate of the bottom surface polygon of each submodel, the bottom surface Polygonal Boundary of each submodel is generated
Line；
According to the three-dimensional coordinate of the rooftop polygons of each submodel, the rooftop polygons boundary of each submodel is generated
Line；
According to corresponding between the bottom surface polygon node of each submodel and the rooftop polygons node of each submodel
Relationship generates the lateral feature line of each submodel；
Based on TIN model building method, according to the bottom surface polygon edge boundary line of each submodel, rooftop polygons boundary line and
Lateral feature line generates each submodel.
5. the method according to claim 1, wherein the combination includes in intersection, union and difference set
It is one or more.
6. the method according to claim 1, wherein according to the combination between each submodel to each institute
The step of stating submodel to be combined, generating the monomeric complex model to be modeled specifically includes：
According to the min coordinates sequence from small to large of each submodel Z-direction in the three-dimensional cartesian coordinate system, root
According to the combination between each submodel, successively each submodel is combined, is generated described complicated single wait model
Body Model.
7. -6 any method according to claim 1, which is characterized in that according to the combination between each submodel
Further include after the step of being combined to each submodel, generating the monomeric complex model to be modeled：
It modifies to the parameter of each submodel in the monomeric complex model to be modeled.
8. a kind of monomeric complex model regularization modeling, which is characterized in that including：
Describing module, for describing the spy of each submodel in monomeric complex model to be modeled with parameter based on three-dimensional cartesian coordinate system
Sign；Wherein, the top and bottom of each submodel are parallel with the X/Y plane in the three-dimensional cartesian coordinate system；
Generation module, for generating each submodel according to the parameter of each submodel, according between each submodel
Combination each submodel is combined, generate the monomeric complex model to be modeled.
9. a kind of monomeric complex model regularization modelling apparatus, which is characterized in that including：
At least one processor, at least one processor and bus；Wherein,
The processor and memory complete mutual communication by the bus；
The memory is stored with the program instruction that can be executed by the processor, and the processor calls described program to instruct energy
Enough methods executed as described in claim 1 to 7 is any.
10. a kind of non-transient computer readable storage medium, which is characterized in that the non-transient computer readable storage medium is deposited
Computer instruction is stored up, the computer instruction makes the computer execute the method as described in claim 1 to 7 is any.
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Cited By (2)
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