CN103679812A - Realization method and device of geographic simple element three-dimensional linear model - Google Patents
Realization method and device of geographic simple element three-dimensional linear model Download PDFInfo
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Abstract
The invention provides a realization method of a geographic simple element three-dimensional linear model and a realization device of the geographic simple element three-dimensional linear model. The realization method comprises the following steps that: an initialized three-dimensional composite linear model object is constructed; the initialized three-dimensional composite linear model is split into a section sub-linear object and a model sub-linear object; a section shape attribute interface and a texture material attribute interface are formed in the section sub-linear object; a key point model attribute interface and a relative linear model position attribute interface are formed in the model sub-line object; attribute field information is endowed with the three-dimensional composite linear model object, such that a whole three-dimensional composite linear model symbol can be formed; and the whole three-dimensional composite linear model symbol is endowed with two-dimensional linear data, such that two-dimensional-to-three-dimensional transformation can be realized, and a three-dimensional linear model is displayed in a three-dimensional scene. With the realization method of the geographic simple element three-dimensional linear model adopted, vector linear data can be directly converted into three-dimensional linear model data without re-creation of the three-dimensional linear model data required, and therefore, not only can manpower be saved, but also fabricating cost of the three-dimensional linear model can be decreased.
Description
Technical field
The present invention relates to geographic information system technology field, especially, relate to implementation method and the device of the three-dimensional line style of a kind of geographical elementary factor.
Background technology
Along with the generally application of Geographic Information System in society, people are also more and more deep to the application of three-dimensional scenic.The application of three-dimensional scenic as the demonstration of railway, water pipeline, highway, bridge etc., and has very practical meaning for application such as engineering design, pipeline system emulation for line style atural object, has also widened the range of application of traditional geography information simultaneously.
In three dimension system field, the similar software of prior art, for the realization of three-dimensional line style, is mainly to realize by traditional three-dimensional model at present.Be specially: according to user's request, on the basis of line style data, make again a set of three-dimensional modeling data, by three-dimensional model being added in scene, show and realize three-dimensional line style.
Although these three dimension system products or Geographic Information System product can be supported with the form of models show the displaying of line style atural object, but because the line style of these products is derived from model, and make linear model, need a large amount of manpower and materials, increase undoubtedly human cost, and efficiency is lower.Simultaneously, for data such as highway, railways, user's Data Source is line of vector data often, if adopt the display mode of model, data redundancy and extra work amount have been caused undoubtedly, for system maintenance, because of needs, safeguard line of vector data and line model two sets of data, cause the increase of system maintenance cost.
In addition, on Geographic Information System market, there are at present some products, for example: the ArcGIS series of products of ESRI, can realize two-dimensional line data to the symbolism application of three-dimensional pipeline, that is: two-dimensional line data are converted into three-dimensional pipeline data.But this technology only can realize the simple conversion of two three-dimensionals, cross section and superficial makings that cannot self-defined three-dimensional line style, also cannot carry out for the enforcement of user's actual items setting and the demonstration of self-definedization.In addition, this technology is not supported composite line type, for example: the bridge pier of three-dimensional bridge cannot directly generate by two-dimensional line data, still needs user manually for each bridge pier analogue formation, and cannot realize the effect etc. of " comprising pipeline in pipeline ".
In a word, need the urgent technical matters solving of those skilled in the art to be exactly: how to create a kind of method that line of vector data are directly changed to three-dimensional line style object, and can realize the self-defined setting to three-dimensional line style cross sectional shape.
Summary of the invention
Technical matters to be solved by this invention is to provide implementation method and the device of the three-dimensional line style of a kind of geographical elementary factor, can realize line of vector data directly to three-dimensional line style object conversion.
In order to address the above problem, the implementation method of the three-dimensional line style of a kind of geographical elementary factor is provided on the one hand, comprising:
Construct initialized three-dimensional composite line type object;
Above-mentioned initialized three-dimensional composite line type object is split as to the sub-line object in cross section and the sub-line object of model;
The sub-line object in above-mentioned cross section is opened to cross sectional shape attribute interface and the texture and material attribute interface that allows User Defined to arrange;
The sub-line object of above-mentioned model is opened to the Critical point model attribute interface and relative line style position attribution interface that allows User Defined to arrange;
By user, by the attribute field information of each above-mentioned attribute interface setting, give above-mentioned initialized three-dimensional composite line type object and form a whole three-dimensional composite line type symbol;
The three-dimensional composite line type symbol of above-mentioned integral body, give two-dimensional line data and carry out two three-dimensional conversions, in three-dimensional scenic, show.
Preferably, the implementation method of the three-dimensional line style of above-mentioned geographical elementary factor also comprises:
The three-dimensional composite line type symbol of above-mentioned integral body is deposited in symbolic library.
Accordingly, provide the implement device of the three-dimensional line style of a kind of geographical elementary factor, having comprised:
Tectonic element, for constructing initialized three-dimensional composite line type object;
Split cells, for being split as the sub-line object in cross section and the sub-line object of model by above-mentioned initialized three-dimensional composite line type object;
The first setting unit, for arranging cross sectional shape, the texture and material attribute of the sub-line object in cross section by cross sectional shape attribute interface and texture and material attribute interface;
The second setting unit, for arranging the Critical point model attribute and relative line style position attribution of the sub-line object of model by Critical point model attribute interface and relative line style position attribution interface;
Assignment unit, for giving the sub-line object in above-mentioned cross section and the sub-line object of model by each attribute field information of above-mentioned the first setting unit, the second setting unit setting, obtains whole three-dimensional composite line type symbol;
Converting unit, gives two-dimensional line data for the whole three-dimensional composite line type symbol that above-mentioned assignment unit is obtained and carries out two three-dimensional conversions;
Display unit, shows at three-dimensional scenic for the conversion results that above-mentioned converting unit is obtained.
Preferably, the implement device of the three-dimensional line style of above-mentioned geographical elementary factor, also comprises:
Storage unit, deposits symbolic library in for the whole three-dimensional composite line type symbol that above-mentioned assignment unit is obtained.
Compared with prior art, a technical scheme in technique scheme has the following advantages or beneficial effect:
Adopt the implementation method of the three-dimensional line style of geographical elementary factor provided by the invention, the cross sectional shape that user can self-defined three-dimensional line style, and can carry out self-defined texture mapping for three-dimensional line type surface.User can arrange at the key point place of three-dimensional line style three-dimensional point-like model, for example: overpass three-dimensional line data along the line every ten meters of placement bridge piers.Line of vector data can be directly changed into three-dimensional line style data, without again making again three-dimensional line style data, manpower and materials have not only been saved, reduced the cost of manufacture of the three-dimensional line style of geographical elementary factor, and improved the make efficiency of the three-dimensional line style of geographical elementary factor, further improved the make efficiency of electronic three-dimensional map.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the implementation method embodiment of the three-dimensional line style of the geographical elementary factor of the present invention;
Fig. 2 is the schematic diagram of another embodiment of implementation method of the three-dimensional line style of the geographical elementary factor of the present invention;
Fig. 3 is the structured flowchart of the implement device embodiment of the three-dimensional line style of the geographical elementary factor of the present invention;
Fig. 4 is the structured flowchart of the implement device preferred embodiment of the three-dimensional line style of the geographical elementary factor of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
With reference to Fig. 1, the invention provides the implementation method embodiment of the three-dimensional line style of a kind of geographical elementary factor, comprising:
Step 1, construct initialized three-dimensional composite line type object, as: Shu Helu.Wherein, road is the three-dimensional line style itself in pre-three-dimensional composite line type object of constructing, and tree is the crucial point-like model in pre-three-dimensional composite line type object of constructing.
Step 3, above-mentioned initialized three-dimensional composite line type object is split as to the sub-line object in cross section and the sub-line object of model.
Step 3 is specially: the storage inside form of above-mentioned three-dimensional composite line type object is split as to two subobjects, is respectively " the sub-line in cross section " object and " the sub-line of model " object.
Above-mentioned two subobjects are independent of one another, have separately independently storage space.Wherein, the feature of the sub-line corresponding three-dimensional line style in above-mentioned cross section itself, as the feature on road.The crucial point-like model of the sub-line corresponding three-dimensional of above-mentioned model line style, as the feature of tree.
Step 5, the sub-line object in above-mentioned cross section is opened to cross sectional shape attribute interface and the texture and material attribute interface that allows User Defined to arrange.
In step 5, the cross sectional shape attribute interface that the sub-line object in cross section is opened to, is mainly used in user and itself cross sectional shape is set to above-mentioned three-dimensional line style.The texture and material attribute interface that the sub-line object in cross section is opened to, is mainly used in user, to above-mentioned three-dimensional line style, the features such as superficial makings pinup picture, texturing is set itself.Above-mentioned superficial makings pinup picture comprises the features such as the texture, color of three-dimensional line style itself.
Step 7, the sub-line object of above-mentioned model is opened to the Critical point model attribute interface and relative line style position attribution interface that allows User Defined to arrange.
In step 7, the Critical point model attribute interface that the sub-line object of model is opened to, is mainly used in user above-mentioned Critical point model is carried out to setup of attribute, for example, key point is defined as to the tree in roadside, the adjuncts such as bridge pier of overpass.The relative line style position attribution interface that the sub-line object of model is opened to, is mainly used in user and above-mentioned crucial point-like model is set with respect to the relative position of three-dimensional line style itself, for example, arrange tree with respect to the position on road, bridge pier with respect to the position of overpass etc.
Step 9, by user, by the attribute field information of above-mentioned each attribute interface setting, give above-mentioned initialized three-dimensional composite line type object and form a whole three-dimensional composite line type symbol.
Be specially: user arranges by above-mentioned each attribute interface after the attribute of three-dimensional line style itself and crucial point-like model, generate a complete three-dimensional composite line type symbol, for example, Shu Helu, the side determining deviation kind on road is implanted with tree.
Step 11, above-mentioned three-dimensional composite line type symbol, give two-dimensional line data, carry out two three-dimensional conversions, in three-dimensional scenic, show.For example, in the road of certain length three-dimensional line data determining deviation kind along the line, plant trees, or overpass three-dimensional line data along the line every ten meters of placement bridge piers etc.
Adopt the implementation method of the three-dimensional line style of geographical elementary factor provided by the invention, the cross sectional shape that user can self-defined three-dimensional line style, and can carry out self-defined texture mapping for three-dimensional line type surface.User can arrange at the key point place of three-dimensional line style three-dimensional point-like model, for example: overpass three-dimensional line data along the line every ten meters of placement bridge piers.Line of vector data can be directly changed into three-dimensional line style data, without again making again three-dimensional line style data, manpower and materials have not only been saved, reduced the cost of manufacture of the three-dimensional line style of geographical elementary factor, and improved the make efficiency of the three-dimensional line style of geographical elementary factor, further improved the make efficiency of electronic three-dimensional map.
On the basis of the implementation method embodiment of the three-dimensional line style of the geographical elementary factor shown in Fig. 1, the present invention also provides another embodiment of implementation method of the three-dimensional line style of geographical elementary factor, with reference to Fig. 2, the implementation method of the three-dimensional line style of geographical elementary factor can also comprise:
Step 10, the three-dimensional composite line type symbol of above-mentioned integral body is deposited in symbolic library.
Other steps of the present embodiment are identical with step embodiment illustrated in fig. 1, repeat no more herein.
By the step 10 increasing, three-dimensional composite line type symbolic library can be set up or upgrade to system, facilitates the recycling of three-dimensional line style symbol, for the making of three-dimensional map later facilitates.
For aforesaid each embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
The implementation method embodiment of the three-dimensional line style of corresponding above-mentioned geographical elementary factor, the present invention also provides the implement device of the three-dimensional line style of a kind of geographical elementary factor, below in conjunction with Fig. 3,4, describes.
With reference to Fig. 3, show the structured flowchart of the implement device embodiment of the three-dimensional line style of the geographical elementary factor of the present invention, comprising:
Wherein, the three-dimensional line style itself of the sub-line object corresponding three-dimensional in above-mentioned cross section composite line type object; The crucial point-like model of the sub-line object corresponding three-dimensional of above-mentioned model composite line type object.
The first setting unit 35, for arranging the attribute such as cross sectional shape, texture and material of the sub-line object in cross section by cross sectional shape attribute interface and texture and material attribute interface;
The first setting unit 35 is presented as cross sectional shape attribute interface and texture and material attribute interface in user interface, and user arranges by the sub-line of above-mentioned interface pair cross-section, and the result of setting is presented as the attributes such as the shape, superficial makings material of three-dimensional line style itself;
The second setting unit 37, for the Critical point model attribute and relative line style position attribution of the sub-line object of model are set by Critical point model attribute interface and relative line style position attribution interface, gives Critical point model by above-mentioned attribute field information;
The second setting unit 37 is presented as Critical point model attribute interface and relative line style position attribution interface in user interface, user arranges the sub-line of model by above-mentioned interface, and the result of setting is presented as that Critical point model and Critical point model are with respect to the position feature of three-dimensional line style itself.
Converting unit 39, gives two-dimensional line data for the whole three-dimensional composite line type symbol that assignment unit 38 is obtained and carries out two three-dimensional conversions.
Fig. 4 shows the structured flowchart of the implement device preferred embodiment of the three-dimensional line style of the geographical elementary factor of the present invention, also comprises:
Storage unit 310, deposits symbolic library in for the three-dimensional composite line type symbol of above-mentioned integral body that assignment unit 38 is obtained, for multiplexing.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Implementation method to the three-dimensional line style of a kind of geographical elementary factor provided by the present invention above, and the implement device of the three-dimensional line style of a kind of geographical elementary factor, be described in detail, applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, to sum up above-mentioned, this description should not be construed as limitation of the present invention meanwhile.
Claims (4)
1. an implementation method for the three-dimensional line style of geographical elementary factor, is characterized in that, comprising:
Construct initialized three-dimensional composite line type object;
Described initialized three-dimensional composite line type object is split as to the sub-line object in cross section and the sub-line object of model;
The sub-line object in described cross section is opened to cross sectional shape attribute interface and the texture and material attribute interface that allows User Defined to arrange;
The sub-line object of described model is opened to the Critical point model attribute interface and relative line style position attribution interface that allows User Defined to arrange;
By user, by the attribute field information of attribute interface setting described in each, give described initialized three-dimensional composite line type object and form a whole three-dimensional composite line type symbol;
The three-dimensional composite line type symbol of described integral body, give two-dimensional line data and carry out two three-dimensional conversions, in three-dimensional scenic, show.
2. the implementation method of the three-dimensional line style of geographical elementary factor according to claim 1, is characterized in that, also comprises:
The three-dimensional composite line type symbol of described integral body is deposited in symbolic library.
3. an implement device for the three-dimensional line style of geographical elementary factor, is characterized in that, comprising:
Tectonic element, for constructing initialized three-dimensional composite line type object;
Split cells, for being split as the sub-line object in cross section and the sub-line object of model by described initialized three-dimensional composite line type object;
The first setting unit, for arranging cross sectional shape, the texture and material attribute of the sub-line object in cross section by cross sectional shape attribute interface and texture and material attribute interface;
The second setting unit, for arranging the Critical point model attribute and relative line style position attribution of the sub-line object of model by Critical point model attribute interface and relative line style position attribution interface;
Assignment unit, for giving the sub-line object in described cross section and the sub-line object of model by each attribute field information of described the first setting unit, the second setting unit setting, obtains whole three-dimensional composite line type symbol;
Converting unit, gives two-dimensional line data for the whole three-dimensional composite line type symbol that described assignment unit is obtained and carries out two three-dimensional conversions;
Display unit, shows at three-dimensional scenic for the conversion results that described converting unit is obtained.
4. the implement device of the three-dimensional line style of geographical elementary factor according to claim 3, is characterized in that, also comprises:
Storage unit, deposits symbolic library in for the whole three-dimensional composite line type symbol that described assignment unit is obtained.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268937A (en) * | 2014-09-26 | 2015-01-07 | 北京超图软件股份有限公司 | Method and device for creating water surface effects in three-dimensional geographic information system (GIS) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006059061A (en) * | 2004-08-19 | 2006-03-02 | Asahi Koyo Kk | Three-dimensional data processing method, device and program |
| KR100879452B1 (en) * | 2008-04-15 | 2009-01-19 | 팅크웨어(주) | Three dimensional modeling method for linear road data and apparatus for executing the method |
| CN102385658A (en) * | 2011-11-18 | 2012-03-21 | 铁道第三勘察设计院集团有限公司 | Method for 3D parameterization modeling of high-speed railroad bridge under virtual reality environment |
| CN102385657A (en) * | 2011-11-18 | 2012-03-21 | 铁道第三勘察设计院集团有限公司 | Method for performing three-dimensional parametric modeling on high-speed railway subgrade in virtual reality environment |
-
2012
- 2012-09-26 CN CN201210364840.7A patent/CN103679812B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006059061A (en) * | 2004-08-19 | 2006-03-02 | Asahi Koyo Kk | Three-dimensional data processing method, device and program |
| KR100879452B1 (en) * | 2008-04-15 | 2009-01-19 | 팅크웨어(주) | Three dimensional modeling method for linear road data and apparatus for executing the method |
| CN102385658A (en) * | 2011-11-18 | 2012-03-21 | 铁道第三勘察设计院集团有限公司 | Method for 3D parameterization modeling of high-speed railroad bridge under virtual reality environment |
| CN102385657A (en) * | 2011-11-18 | 2012-03-21 | 铁道第三勘察设计院集团有限公司 | Method for performing three-dimensional parametric modeling on high-speed railway subgrade in virtual reality environment |
Non-Patent Citations (2)
| Title |
|---|
| 乔志勇 等: "ArcGIS在三维管网中的研究与应用", 《第七届ARCGIS暨ERDAS中国用户大会》 * |
| 赵玲玲 等: "于ArcGIS城市地下管线三维可视化研究", 《第八届ESRI中国用户大会》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268937A (en) * | 2014-09-26 | 2015-01-07 | 北京超图软件股份有限公司 | Method and device for creating water surface effects in three-dimensional geographic information system (GIS) |
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Address after: 100016 Six Floors, 107 Floor, IT Industrial Park, Electronic City, No. 10 Jiayuan, North Jiuxianqiao Road, Chaoyang District, Beijing Patentee after: SuperMap Software Co., Ltd. Address before: 100015 Beijing Chaoyang District Jiuxianqiao North Road No. 10 Electronic City IT Industrial Park 201F E Gate 3 Floor Patentee before: SuperMap Software Co., Ltd. |