CN101901301A - Batch assignment and extraction method of attribute parameter of architecture surface material - Google Patents
Batch assignment and extraction method of attribute parameter of architecture surface material Download PDFInfo
- Publication number
- CN101901301A CN101901301A CN 201010226036 CN201010226036A CN101901301A CN 101901301 A CN101901301 A CN 101901301A CN 201010226036 CN201010226036 CN 201010226036 CN 201010226036 A CN201010226036 A CN 201010226036A CN 101901301 A CN101901301 A CN 101901301A
- Authority
- CN
- China
- Prior art keywords
- building
- building body
- numbering
- facade
- attribute parameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 90
- 238000000605 extraction Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 claims description 16
- 239000000284 extract Substances 0.000 claims description 8
- 238000013459 approach Methods 0.000 claims description 6
- 241001269238 Data Species 0.000 claims description 2
- 238000010586 diagram Methods 0.000 abstract description 3
- 239000004567 concrete Substances 0.000 description 5
- 238000004088 simulation Methods 0.000 description 5
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- DDVBPZROPPMBLW-IZGXTMSKSA-N latrunculin A Chemical compound C([C@H]1[C@@]2(O)C[C@H]3C[C@H](O2)CC[C@@H](\C=C/C=C/CC\C(C)=C/C(=O)O3)C)SC(=O)N1 DDVBPZROPPMBLW-IZGXTMSKSA-N 0.000 description 2
- NSHPHXHGRHSMIK-IWQSFCKSSA-N latrunculin B Natural products C[C@H]1CC[C@@H]2C[C@@H](C[C@@](O)(O2)[C@@H]3CSC(=O)N3)OC(=O)C=C(C)/CCC=C/1 NSHPHXHGRHSMIK-IWQSFCKSSA-N 0.000 description 2
- DDVBPZROPPMBLW-UHFFFAOYSA-N latrunculin-A Natural products O1C(=O)C=C(C)CCC=CC=CC(C)CCC(O2)CC1CC2(O)C1CSC(=O)N1 DDVBPZROPPMBLW-UHFFFAOYSA-N 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Landscapes
- Image Generation (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Processing Or Creating Images (AREA)
Abstract
The invention discloses a batch assignment and extraction method of attribute parameter of architecture surface material, comprising the following steps: (1) constructing three-dimensional space model vector diagram; constructing a quality database of given material; (2) constructing correspondence between architecture code and architecture surface code, space coordinate of various point on the architecture surface and the corresponding texture coordinates on the architecture surface by establishing an index point set; (3) selecting the texture picture having the same material as the objective architecture to stick to the surface of the architecture; (4) respectively selecting the needed architecture surface and its surface texture picture by using the relative correspondence of step (2) and assigning corresponding material attribute parameter to the texture picture; (5) extracting the needed material attribute parameter and exporting it by the form file from the architecture surface finishing the material attribute parameter assignment.
Description
Technical field
The invention belongs to three-dimensional environment simulation application field, city, relate to the batch assignment and the extraction of the visual and material attribute parameter of the material characteristic of building on the body.
Background technology
The urban architecture outdoor environment is the important component part of architectural environment, and it and daily life are closely related.The outdoor physical environment of research building has important meaning for habitation environment quality that improves people and building efficiency.Building body three-dimensional modeling in the past is visualized as fundamental purpose with three-dimensional sight, lacks analysis and inquiry, abstraction function to information such as Architecural Physics environment, and therefore, building body three-dimensional modeling in the past can't be used for realizing that the outdoor physical environment of building simulates.
Summary of the invention
The method that the purpose of this invention is to provide a kind of attribute parameter of architecture surface material assignment and extraction.
For achieving the above object, the present invention is by setting up the building body---building surface---building surface material---relational database between the material attribute parameter data and corresponding relation of building surface volume coordinate and texture coordinate, select a plurality of building bodies to finish building surface texturing and property parameters assignment in batches, by default qualifications, extract the material attribute parameter of the specific building surface of the specific building body that needs, and derive qualified material attribute parameter list file.
Specifically, the technical solution adopted in the present invention is:
The method of attribute parameter of architecture surface material batch assignment of the present invention and extraction may further comprise the steps:
(1) makes up the three-dimensional space model polar plot that described target is built body; Various types of known materials are created the material quality datas storehouse, and in described material quality data storehouse, the relative material attribute parameter of the texture image of each material forms corresponding relation, the pixel of the texture image of each material≤1 meter; Described target building body is meant buildings yet to be built in the buildings that built up or the planning;
(2) utilize and respectively build the body space subordinate relation surperficial in the described three-dimensional space model with it, by setting up the mode of index point set, set up the numbering of building body and the corresponding relation between this numbering of building the surface, and set up the volume coordinate on each summit of building the surface and the corresponding relation of this pairing texture coordinate in building surface, calculate the texture coordinate of other spatial point correspondences on the described building surface then with approach based on linear interpolation;
(3) from described material quality data storehouse, choose the texture image of building the identical material of body with described target, this texture image is attached on the surface of the building body in the described three-dimensional space model polar plot;
(4) utilize the numbering of building body and the selected required building surface of corresponding relation between this numbering of building the surface, utilize the volume coordinate on each summit of building the space, surface and the texture image that this corresponding relation of building the pairing texture coordinate in surface is selected required building surface again, give corresponding material attribute parameter the texture image on the selected building surface;
(5) from the building surface of finishing the material attribute parameter assignment, extract required material attribute parameter, the material attribute parameter the extracted form with list file is derived.
Further, in the step of the present invention (3), utilize the volume coordinate on each summit in space, step (2) described building surface and the corresponding relation of this pairing texture coordinate in building surface, from described material quality data storehouse, choose the texture image of the material identical, selected texture image is attached on the surperficial pixel of the building body in the described three-dimensional space model polar plot with described target building body.
Further, the present invention sets up the numbering of building body and the corresponding relation between this numbering of building the surface as follows in described step (2):
1) successively target building body is numbered, and each building be numbered uniquely, the form of building body numbering is one three figure place;
2) by following rule each building surface is numbered, being numbered of each face of each building body is unique:
A) form of building surface numbering: each face of each building be numbered a four figures, front three numbers are represent the building body of this building body to number, last figure place is represented the numbering of the building surface of this building body;
B) normal vector and the angle a in the counterclockwise direction of the X-axis in the three-dimensional coordinate with the facade of building body serves as that foundation is distinguished the facade of this building body:
When 0 °≤a＜45 ° or 315 °≤a＜360 °, the facade of this building body is an east elevation;
When 45 °≤a＜135 °, the facade of this building body is northern facade;
When 135 °≤a＜225 °, the facade of this building body is western facade;
When 225 °≤a＜315 °, the facade of this building body is a south elevation;
C) project to the vector that produces behind the YZ plane of described three-dimensional coordinate with the normal vector of deck of building body and the angle β of Y-axis is a foundation, the deck of this building body distinguished:
When β=90 °, the deck of this building body is flat deck;
When 0 °＜β＜90 °, the end face of this building body body is that the room with a southern exposure top is domatic;
When 90 °＜β＜180 °, the end face of this building body is that a room with a northern exposure top is domatic;
D) according to the result that the facade and the deck of building body are distinguished, the facade to the building body is numbered earlier, and according to the order of east elevation, northern facade, western facade, south elevation, numbering is respectively 1,2,3,4;
Deck to the building body is numbered again, if the deck of building body is flat deck, then flat deck is numbered 5; If the building body is the slope roof building, the numbering of then southern slope roof face, north slope deck is respectively 6,7.
Compared with prior art, the invention has the beneficial effects as follows:
(1) building body three-dimensional modeling in the past is visualized as fundamental purpose with three-dimensional sight, shortage is to the analysis of information such as Architecural Physics environment and inquiry, abstraction function, and the present invention has realized the obtaining of the outdoor physical environment attribute parameter information of building body, assignment, inquiry, extraction and management first.
(2) the present invention utilizes the building sides direction determining method, set up the corresponding relation between the numbering of building body numbering and this building surface, simplify the face numbering process of traditional complicated body, thereby improved the efficient of attribute parameter of architecture surface material batch assignment and extraction.
(3) present, when building the outdoor physical environment simulation of body, determine the building materials of this building body usually earlier, again by manually inquiring about the property parameters that related data obtains building materials one by one.The present invention is then by carrying out the pinup picture of material texture image earlier to the building surface, again building surface material texture image is carried out the property parameters assignment, last according to actual needs to the selective extraction of attribute parameter of architecture surface material, thereby the rapid batch of having realized the visual and material attribute parameter of building surface material texture extracts, greatly improved physical environment such as Simulation of thermal environment efficient that the building body exterior space is constituted, also simulating and analyze for outdoor physical environment provides a new analytical approach and thinking.
Description of drawings
Fig. 1 is a kind of attribute parameter of architecture surface material batch assignment of the present invention and extracting method FB(flow block);
Fig. 2 is the three-dimensional system of coordinate synoptic diagram of creating in the embodiment of the invention;
Fig. 3 is that the present invention builds the numbering of surface according to synoptic diagram;
Fig. 4 is the corresponding relation figure between building space, surface and the building surface material texture;
Fig. 5 is the texture space scope of building surface texture object in the embodiment of the invention and the corresponding relation of texture coordinate.
Embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
(1) the three-dimensional space model polar plot of establishing target building body, described target building body are meant buildings yet to be built in the buildings that built up or the planning.
At first, set up pixel coordinate system, latitude and longitude coordinates system, the range coordinate system of the scene at target building body place successively, set up the three dimensional space coordinate system of this scene again according to range coordinate system; Secondly, the three-dimensional scene images of just taking the photograph of target being built body is written in the three dimensional space coordinate system that is set up, and the initial point that is with three dimensional space coordinate is located at the lower left corner of just taking the photograph three-dimensional scene images, utilizes the method for body and iso-surface patch to set up the three dimensions geometric model again.Just the taking the photograph three-dimensional scene images and can utilize means such as airborne remote sensing, satellite remote sensing or high-altitude shooting to obtain of described target building body.
Fig. 2 has specifically shown the space interconversion relation of three kinds of coordinates.Referring to Fig. 2, the concrete steps of creating three dimensional space coordinate system in the present embodiment are as follows:
The first step is created two view object, the target that obtains is built the three-dimensional scene images of just taking the photograph of body and deposits in one of them view object, and another view object is deposited north arrow and three dimensional space coordinate axle.
Second step, just take the photograph three-dimensional scene images ground plan as a setting with what target was built body, with the pixel is unit, with the actual pixel value of the X of background ground plan, Y direction respectively as the pixel coordinate scope of X, Y-axis, the pixel coordinate scope of Z axle is ± | (x+y)/2|.For example, if the three-dimensional scene images of just taking the photograph of target building body is respectively 2510,2010 at the actual pixel value of X-axis, Y direction, then the three-dimensional scene images of just taking the photograph of target building body is respectively X=[-2510 in the pixel coordinate scope of X, Y direction, 2510], Y=[-2010,2010], Z=[-2260,2260].
The 3rd step, will just take the photograph three-dimensional scene images and place latitude and longitude coordinates system, latitude and longitude coordinates is a kind of of Geographical projections coordinate system.The longitude and latitude that the known lower left corner A that is just taking the photograph in the three-dimensional scene images is ordered is [120.0774,30.31074], and the longitude and latitude that upper right corner B is ordered is [120.0876,30.31799], can calculate the space length S of A, B point-to-point transmission according to formula (3):
In the formula (3), a=LatA-LatB is the poor of 2 latitudes; B=LongA-LongB is the poor of 2 longitudes; LongA, LatA represent longitude and the latitude that A is ordered respectively, and LongB, LatB represent B point longitude and latitude respectively; 6378.137 be earth radius, unit is a kilometer;
By aforementioned calculation, the coordinate axis scope that obtains the range coordinate system of object scene is:
X=[-501.6,501.6], Y=[-401.6,401.6] and, Z=[-451.6,451.6], unit is a rice.
The 4th step, coordinate axis scope according to the range coordinate system of the 3rd object scene that obtain of step, determine the scope of three dimensional space coordinate system, the initial point that is with three dimensional space coordinate is located at the lower left corner of just taking the photograph three-dimensional scene images, and the initial point of three dimensional space coordinate system promptly is the A point in the present embodiment.The coordinate axis scope that obtains three dimensional space coordinate system is:
X=[0,1003.2], Y=[0,803.2] and, Z=[0,903.2], unit is a rice.
In the present embodiment, set up the three dimensions geometric model by following concrete steps:
The first step, the three-dimensional scene images of just taking the photograph of target being built body is written in the three dimensional space coordinate system.
Second step: the bottom profile line of render target building body in three dimensional space coordinate system.In the bottom profile line process of render target building body, when obtaining the pixel coordinate of input point, judge earlier whether the view pixels coordinate of input is first point: if first point is then created a broken line drawing mode object and is used to add first point; If not first point, then draw the broken line between current point and the previous point and add in the schema object.
The 3rd step: just taking the photograph in the three-dimensional scene images, after the bottom profile line for the treatment of target building body is completed, input building body height value, this height value is known, and the view pixels coordinate of preservation broken line, the broken line that deletion has been drawn from the broken line schema object is drawn the side and the upper and lower surfaces of building body according to the broken line view pixels coordinate of preserving then simultaneously.Above-mentioned iso-surface patch essence is meant the reconstruction for the outermost layer surface, just extracts a contour surface from three-dimensional data, and then realizes iso-surface patch by traditional computer graphics techniques.
(2) various types of known materials are created material quality data storehouse as shown in table 1, in the material quality data storehouse of table 1, the relative material attribute parameter of the texture image of each material forms corresponding relation, the pixel of the texture image of each material≤1 meter.In the present embodiment, various materials are numbered according to the classification of material.For a kind of material, its numbering form is one three figure place, from left to right represents the large, medium and small class of material respectively.For example, 213 representatives be the 3rd group material of class in the 1st in the 2nd big class, wherein, the 2nd big class is represented mortar and masonry, class is represented mortar in the 1st, the 3rd group is represented lime or sand mortar.
Table 1. material quality data storehouse
(3) utilize target to build in the three-dimensional space model of body and respectively build the body space subordinate relation surperficial with it, by setting up the mode of index point set, set up the numbering of building body and the corresponding relation between this numbering of building the surface, and set up the volume coordinate on each summit of building the space, surface and the corresponding relation of this pairing texture coordinate in building surface, calculate the texture coordinate of other spatial point correspondences on the described building surface then with approach based on linear interpolation.
In the present embodiment, the concrete steps of the corresponding relation between the numbering of the numbering of above-mentioned foundation building body and this building surface are as follows:
The first step is numbered target building body, must guarantee that every building building all has its unique numbering.001,002,003,004 as shown in table 2, building body coding rule is: successively each building body is numbered, the form of building body numbering is one three figure place, as: ..., 010 ...
Building body data of attribute information table among table 2 embodiment
| Building body numbering | Building height h (m) | Building area s (m 2) | Building storey f (layer) |
| 001 | 33 | 420 | 11 |
| 002 | 51 | 420 | 17 |
| 003 | 51 | 420 | 17 |
| 004 | 33 | 420 | 11 |
| 005 | 33 | 420 | 11 |
| 006 | 33 | 420 | 11 |
| 007 | 33 | 420 | 11 |
| 008 | 33 | 420 | 11 |
| 009 | 48 | 420 | 16 |
| 010 | 48 | 420 | 16 |
Second step was numbered the building surface, must guarantee that each face all has unique numbering in every building building.The rule of building surface numbering is: 1) as shown in Figure 3, and with the normal vector of building body facade
With X-axis be foundation according to anticlockwise angle a, building body facade is distinguished.When 0 °≤a＜45 ° or 315 °≤a＜360 °, building body facade is called east elevation; When 45 °≤a＜135 °, building body facade is called northern facade; When 135 °≤a＜225 °, building body facade is called western facade; When 225 °≤a＜315 °, building body facade is called south elevation; 2) as shown in Figure 3, to build the normal vector of body deck
Project to the vector that produces behind the YZ plane
With the angle β of Y-axis be foundation, building body deck is distinguished.When β=90 °, the building body is flat roof building, and building body deck is called flat deck; When β ≠ 90 °, the building body is the slope roof building, and wherein, when 0 °＜β＜90 °, it is domatic that building body deck is called the room with a southern exposure top, and when 90 °＜β＜180 °, it is domatic that the building deck is called a room with a northern exposure top; 3) according to result to building body facade and deck differentiation, earlier building body facade is numbered, according to the order of east elevation, northern facade, western facade, south elevation, numbering is respectively 1,2,3,4; Again building body deck is numbered, if the building body is flat roof building, then flat deck be numbered 5, if the building body is the slope roof building, the numbering of then southern slope roof face, north slope deck is respectively 6,7.The form of building surface numbering: the four figures that is numbered of each face is built in every building, front three numbers are numberings of representative building body, last figure place is the numbering of representative building surface, as 0032 representative be the 2nd face of No. 3 building body, i.e. the north wall surfaces of No. 3 building bodies; So just form as shown in table 3 with building body numbering, building surface numbering building body---the corresponding relation between the building surface as index.The present invention is this to utilize the building sides direction determining method to set up corresponding relation between the numbering of building body numbering and this building surface, simplify the face numbering process of traditional complicated body, thereby improved the efficient of attribute parameter of architecture surface material batch assignment and extraction.
Building surface numbering tables of data among table 3 embodiment
When in a surface of a building body, containing multiple texture object, must be numbered each texture object.Described texture object is meant the metope, window etc. of building surface.The method for numbering serial of the texture object on same surface is specific as follows: from the lower-left angle point of building surface, from left to right, more from the bottom up successively to being numbered.The metope numbering is consistent with building surface numbering, needn't do numbering in addition to metope, and the numbering form of window is made up of a capital W and a double figures, represents the o.11 door as W11.
The concrete steps of the corresponding relation of the volume coordinate on each summit of the surface of foundation building in the present embodiment, and this pairing texture coordinate in building surface are as follows:
Set up the spatial correspondence of volume coordinate and texture coordinate one by one to constituting each summit of building the surface, calculate the texture coordinate of other spatial point correspondences on the described building surface then with approach based on linear interpolation.As shown in Figure 4, volume coordinate (X, the Y of the each point of building surface, Z) expression, texture coordinate is with (there are relation one to one in u, v) expression between them, relation between them can be expressed as: (u, v)=and f (X, Y, Z), f (*) is meant the mapping relations between volume coordinate and the texture coordinate, is a reversible conversion.Initial point (0, the 0) position of the texture coordinate of building surface is located at the lower left corner of building surface.Described texture coordinate is a two-dimensional array, and each texture pixel all has a unique address in texture.This address can be considered to the value of row and row, and they are represented by u and v respectively.The mapping relationship f (*) that so just forms with building surface volume coordinate and this pairing texture coordinate in building surface is the building surface of contact---the corresponding relation between the pixel of building surface.Utilize the building surface texture coordinate set up to obtain to build the texture information of surface material, as shown in Figure 4, realize from the texture coordinate to the volume coordinate again the conversion process in material space.
(4) from described material quality data storehouse, choose the texture image of building the identical material of body with described target, this texture image is attached on the surface of the building body in the described three-dimensional space model polar plot.
At present embodiment, as follows to the concrete steps of the surperficial pinup picture of the building body in the three-dimensional space model polar plot:
The first step, utilize the selected required building surface of corresponding relation between the numbering of the numbering of the building body shown in the table 3 and this building surface, utilize the volume coordinate in building space, surface and the corresponding relation of this pairing texture coordinate in building surface to select required building surface pixel again.
Second step, from the material quality data storehouse shown in the table 1, choose the texture image of building the identical material of body with described target, selected texture image is attached on the surperficial pixel of the building body in the described three-dimensional space model polar plot.When a kind of texture image being attached on the pixel of building surface, its texture coordinate must be mapped in the space coordinates.
(5) utilize the selected required building surface of corresponding relation between the numbering of the numbering of the building body shown in the table 3 and this building surface, the corresponding relation that utilizes building surface volume coordinate and this to build the pairing texture coordinate in surface is again selected the texture image of required building surface, gives corresponding material attribute parameter to the texture image on the selected building surface.For example, in the present embodiment to the building body be numbered 003-005 the building body western facade (promptly, be numbered 0033,0043,0053 building surface), south elevation (that is, be numbered 0034,0044,0054 building surface) peaceful deck (promptly being numbered 0035,0045,0055 building surface) the property parameters assignment of building the surface texture image in bulk.The material that the material that the material of wherein building body west facade is made as sand-cement slurry (being numbered 211), south elevation is made as marble (being numbered 622), flat deck is made as sand-cement slurry (being numbered 211), the material of the window on the south elevation is made as sheet glass (being numbered 641), thus, as shown in Table 1, give the material attribute parameter that is numbered 0033,0043,0053 building surface texture image and be respectively dry density 1800kg/m3, coefficient of heat conductivity 0.93W/ (m
2K), heat storage coefficient 11.26W/ (mK), specific heat 1.05kJ/ (kgK), coefficient of vapor 0.21 * 10
-4G/ (mhPa).
(6) from the building surface of finishing the material attribute parameter assignment, extract required material attribute parameter, the material attribute parameter the extracted form with list file is derived.For example, if required be the Facing material dry density ρ of the peaceful deck of the building body south elevation that is numbered 003 and 004 building body (that is, be numbered 0034,0044 building surface) (that is, be numbered 0035,0045 building surface)
0The property parameters value then will be extracted this Facing material dry density ρ
0The property parameters value also derives it with form of list file, the result is shown in table 4, table 5.In the table 5, the texture space scope is meant that texture object in the spatial dimension that the building surface occupies, has promptly occupied several texture cells, represents with the lower left corner and the upper right corner texture coordinate of texture cell.For example, Fig. 5 is texture space scope and texture coordinate (u, the corresponding relation figure v) that is numbered south elevation (that is, being numbered 0034 the building surface) texture object of No. 003 building body.Among Fig. 5, W1-W68 represents 68 fan windows on the south elevation of this No. 003 building body, and the texture space scope of forms that wherein is numbered W16 is for [(308,99), (324,117)].
Material attribute parameter in the option table 5 is input to the boundary condition that conduct is simulated in the cfdrc (for example fluent software), promptly can be used for realizing building the outdoor physical environment simulation of body.
To sum up, the present invention is by carrying out the pinup picture of material texture image earlier to the building surface, again building surface material texture image is carried out the property parameters assignment, last according to actual needs to the selective extraction of attribute parameter of architecture surface material, thereby the rapid batch of having realized the visual and material attribute parameter of building surface material texture extracts, greatly improved physical environment such as Simulation of thermal environment efficient that the building body exterior space is constituted, simulating and analyze for outdoor physical environment provides a new analytical approach and thinking.
Table 4:3 building and No. 4 building building body characteristics limit and extract example as a result
| Building body numbering | Building height h (m) | Building area s (m2) | Building storey f (layer) |
| 003 | 51 | 420 | 17 |
| 004 | 33 | 420 | 11 |
Table 5:3 building limits extraction example as a result with No. 4 building south elevation peace deck texture object and respective attributes information thereof
Claims (3)
1. the method for attribute parameter of architecture surface material batch assignment and extraction is characterized in that may further comprise the steps:
(1) makes up the three-dimensional space model polar plot that described target is built body; Various types of known materials are created the material quality datas storehouse, and in described material quality data storehouse, the relative material attribute parameter of the texture image of each material forms corresponding relation, the pixel of the texture image of each material≤1 meter;
(2) utilize and respectively build the body space subordinate relation surperficial in the described three-dimensional space model with it, by setting up the mode of index point set, set up the numbering of building body and the corresponding relation between this numbering of building the surface, and set up the volume coordinate on each summit of building the surface and the corresponding relation of this pairing texture coordinate in building surface, calculate the texture coordinate of other spatial point correspondences on the described building surface then with approach based on linear interpolation;
(3) from described material quality data storehouse, choose the texture image of building the identical material of body with described target, this texture image is attached on the surface of the building body in the described three-dimensional space model polar plot;
(4) utilize the numbering of building body and the selected required building surface of corresponding relation between this numbering of building the surface, utilize the volume coordinate on each summit of building the space, surface and the texture image that this corresponding relation of building the pairing texture coordinate in surface is selected required building surface again, give corresponding material attribute parameter the texture image on the selected building surface;
(5) from the building surface of finishing the material attribute parameter assignment, extract required material attribute parameter, the material attribute parameter the extracted form with list file is derived.
2. the method for attribute parameter of architecture surface material batch assignment according to claim 1 and extraction, it is characterized in that: in the described step (3), utilize the volume coordinate on each summit in space, step (2) described building surface and the corresponding relation of this pairing texture coordinate in building surface, from described material quality data storehouse, choose the texture image of the material identical, selected texture image is attached on the surperficial pixel of the building body in the described three-dimensional space model polar plot with described target building body.
3. the method for attribute parameter of architecture surface material batch assignment according to claim 1 and 2 and extraction is characterized in that: in described step (2), set up the numbering of building body and the corresponding relation between this numbering of building the surface as follows:
1) successively target building body is numbered, and each building be numbered uniquely, the form of building body numbering is one three figure place;
2) by following rule each building surface is numbered, being numbered of each face of each building body is unique:
A) form of building surface numbering: each face of each building be numbered a four figures, front three numbers are represent the building body of this building body to number, last figure place is represented the numbering of the building surface of this building body;
B) normal vector and the angle a in the counterclockwise direction of the X-axis in the three-dimensional coordinate with the facade of building body serves as that foundation is distinguished the facade of this building body:
When 0 °≤a＜45 ° or 315 °≤a＜360 °, the facade of this building body is an east elevation;
When 45 °≤a＜135 °, the facade of this building body is northern facade;
When 135 °≤a＜225 °, the facade of this building body is western facade;
When 225 °≤a＜315 °, the facade of this building body is a south elevation;
C) project to the vector that produces behind the YZ plane of described three-dimensional coordinate with the normal vector of deck of building body and the angle β of Y-axis is a foundation, the deck of this building body distinguished:
When β=90 °, the deck of this building body is flat deck;
When 0 °＜β＜90 °, the end face of this building body body is that the room with a southern exposure top is domatic;
When 90 °＜β＜180 °, the end face of this building body is that a room with a northern exposure top is domatic;
D) according to the result that the facade and the deck of building body are distinguished, the facade to the building body is numbered earlier, and according to the order of east elevation, northern facade, western facade, south elevation, numbering is respectively 1,2,3,4;
Deck to the building body is numbered again, if the deck of building body is flat deck, then flat deck is numbered 5; If the building body is the slope roof building, the numbering of then southern slope roof face, north slope deck is respectively 6,7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102260363A CN101901301B (en) | 2010-07-13 | 2010-07-13 | Batch assignment and extraction method of attribute parameter of architecture surface material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102260363A CN101901301B (en) | 2010-07-13 | 2010-07-13 | Batch assignment and extraction method of attribute parameter of architecture surface material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101901301A true CN101901301A (en) | 2010-12-01 |
| CN101901301B CN101901301B (en) | 2012-11-14 |
Family
ID=43226833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102260363A Expired - Fee Related CN101901301B (en) | 2010-07-13 | 2010-07-13 | Batch assignment and extraction method of attribute parameter of architecture surface material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101901301B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799711A (en) * | 2012-06-25 | 2012-11-28 | 中国科学技术大学 | Method and device for analyzing solar heat transfer performance of building |
| CN104658039A (en) * | 2015-02-12 | 2015-05-27 | 南京市测绘勘察研究院有限公司 | Urban digital map three-dimensional modeling manufacturing method |
| CN105488840A (en) * | 2015-11-26 | 2016-04-13 | 联想(北京)有限公司 | Information processing method and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6816819B1 (en) * | 1997-12-16 | 2004-11-09 | Xactware, Inc. | Graphical method and system for modeling and estimating construction parameters |
| US7602404B1 (en) * | 1998-04-17 | 2009-10-13 | Adobe Systems, Incorporated | Method and apparatus for image assisted modeling of three-dimensional scenes |
| CN101567030A (en) * | 2009-01-13 | 2009-10-28 | 西安交通大学 | Method of constructing virtual preservation and restoration system for wooden structure of ancient architecture |
| CN101763455A (en) * | 2008-10-27 | 2010-06-30 | 任凌云 | Visual emergency system based on three-dimensional information integration |
-
2010
- 2010-07-13 CN CN2010102260363A patent/CN101901301B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6816819B1 (en) * | 1997-12-16 | 2004-11-09 | Xactware, Inc. | Graphical method and system for modeling and estimating construction parameters |
| US7602404B1 (en) * | 1998-04-17 | 2009-10-13 | Adobe Systems, Incorporated | Method and apparatus for image assisted modeling of three-dimensional scenes |
| CN101763455A (en) * | 2008-10-27 | 2010-06-30 | 任凌云 | Visual emergency system based on three-dimensional information integration |
| CN101567030A (en) * | 2009-01-13 | 2009-10-28 | 西安交通大学 | Method of constructing virtual preservation and restoration system for wooden structure of ancient architecture |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799711A (en) * | 2012-06-25 | 2012-11-28 | 中国科学技术大学 | Method and device for analyzing solar heat transfer performance of building |
| CN102799711B (en) * | 2012-06-25 | 2015-06-24 | 中国科学技术大学 | Method and device for analyzing solar heat transfer performance of building |
| CN104658039A (en) * | 2015-02-12 | 2015-05-27 | 南京市测绘勘察研究院有限公司 | Urban digital map three-dimensional modeling manufacturing method |
| CN104658039B (en) * | 2015-02-12 | 2018-01-30 | 南京市测绘勘察研究院股份有限公司 | A kind of city digital map three-dimensional modeling preparation method |
| CN105488840A (en) * | 2015-11-26 | 2016-04-13 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105488840B (en) * | 2015-11-26 | 2019-04-23 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101901301B (en) | 2012-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Li et al. | Developing urban residential reference buildings using clustering analysis of satellite images | |
| Nageler et al. | Novel validated method for GIS based automated dynamic urban building energy simulations | |
| Obafemi et al. | Environmental impacts of adobe as a building material: The north cyprus traditional building case | |
| Prataviera et al. | EUReCA: An open-source urban building energy modelling tool for the efficient evaluation of cities energy demand | |
| Eicker et al. | Assessing passive and active solar energy resources in cities using 3D city models | |
| Hanan et al. | Batak Toba cultural heritage and close-range photogrammetry | |
| Kohler et al. | Impacts of several urban-sprawl countermeasures on building (space heating) energy demands and urban heat island intensities. A case study | |
| Yu et al. | Spatial interpolation-based analysis method targeting visualization of the indoor thermal environment | |
| Hong et al. | Modeling building energy performance in urban context | |
| Toschi et al. | Geospatial data processing for 3D city model generation, management and visualization | |
| Chen et al. | Quantitative analysis of the building-level relationship between building form and land surface temperature using airborne LiDAR and thermal infrared data | |
| Feng et al. | Exploring the effects of the spatial arrangement and leaf area density of trees on building wall temperature | |
| CN101901301B (en) | Batch assignment and extraction method of attribute parameter of architecture surface material | |
| US8395760B2 (en) | Unified spectral and geospatial information model and the method and system generating it | |
| CN102364484A (en) | Three-dimensional field intensity coverage simulation system for realizing wireless network communication | |
| Li et al. | Modeling urban canopy air temperature at city-block scale based on urban 3D morphology parameters–A study in Tianjin, North China | |
| CN104835203A (en) | OptiX-based natural scene temperature filed calculation method and system | |
| CN115861558A (en) | Multistage simplification method for space data model slice | |
| CN115164769A (en) | Three-dimensional real estate measuring and calculating method based on oblique photography technology | |
| KR20200022952A (en) | Urban Type Identification Method Using Urban Shape and Energy Consumption Pattern | |
| Sugihara et al. | Automatic Generation of 3D Building Models with Efficient Solar Photovoltaic Generation | |
| Muñoz et al. | Far-LoD: Level of detail for massive sky view factor calculations in large cities | |
| Bulatov et al. | Increasing level of detail of buildings for improved simulation of 4D urban digital twin | |
| Xia | [Retracted] Visual Sensor Image Deconstruction in Constructing Green Building Design Space Adjustment Construction Strategy | |
| Imaizumi | Assessment of the Process for Designing an Apartment Building through IM & VR |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20180713 |