CN102024377B - 3D map layered display method and device - Google Patents
3D map layered display method and device Download PDFInfo
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Abstract
The invention discloses a three-dimensional (3D) map partition display method and a 3D map layered display device. The 3D map layered display method mainly comprises: acquiring 3D map display request information; determining display regions, in which 3D map information to be displayed is to be displayed, among a plurality of display regions on a preset 3D map display interface according to the request information and determining preset display rules to be followed according to the display regions; and displaying information on the 3D map according to the display regions in which the 3D map information to be displayed is displayed and the preset display rules in different regions. In the invention, the display regions, in which the 3D map information to be displayed is to be displayed, on the 3D map interface is determined and then the 3D map information is displayed in different regions according to the preset display rules; therefore, the 3D map information is displayed reasonably and orderly rather than in a mess, so people can see the information clearly at a glance.
Description
Technical field
The present invention relates to the demonstration field of 3D map, relate in particular to a kind of 3D map delamination display packing and device thereof.
Background technology
Along with computer technology; The particularly develop rapidly of computer graphics, three-dimensional artificial technology, virtual reality technology and the network communications technology; Traditional electronic chart has been injected into new vitality, and the 3D electronic chart is just becoming an important directions of electronic chart development.
Data in the 3D electronic chart generally comprise point of interest POI (Point of Interesting) data and road net data.Point of interest refers to the place of the particular type that possibly use like users such as refuelling station, parking lot, dining rooms.Interest point information comprises the descriptor of point of interest title, icon, longitude and latitude, point of interest etc.Road network information generally comprises intersection information, coordinate, highway section terminus, road section length, car type type, number of track-lines etc.The 3D map is compared to general 2D map, especially when (visual angle: refer to the angle between sight line and the map, visual angle.The visual angle is big more, and the scope of seeing is more little, and more near the 2D effect, visual angle 90 degree are the 2D map; The visual angle is big more, and the scope of seeing is big more.) hour, the actual geographic range that the map far-end can show is more much bigger than near-end, this geography information amount that causes the map far-end to show can be more relatively than near-end; To all show the information on the far-end map in limited zone; Will inevitably make the information that will show very little very intensive, be in a mess, let the user be not easy to extract Useful Information thereby make display interface seem; It is crowded, mixed and disorderly that cartographic information of the prior art seems; Influence very much the cartographic information display effect, the people is come into plain view, obtain information needed fast.
Summary of the invention
The technical matters that the present invention will solve is to crowd to what 3D cartographic information in the prior art showed, and mixed and disorderly, the display effect defect of bad provides a kind of 3D map-indication method and device thereof.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of 3D map subregion display packing is provided, may further comprise the steps:
A, obtain the solicited message that shows the 3D map;
B, judge according to described request information the information on the 3D map that will show will be presented at which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance, and confirm that according to said viewing area the demonstration that is provided with in advance that institute will follow is regular;
C, show the information on the said 3D map according to the viewing area at the information on the said 3D map that will show place and the demonstration rule subregion that is provided with in advance.
In the 3D map subregion display packing of the present invention, the information on the said 3D map that will show comprises the information of road network and/or point of interest.
In the 3D map subregion display packing of the present invention, step C specifically comprises:
C11, regular according to the corresponding said demonstration that is provided with in advance of the engineer's scale of the rank of said road network, current 3D map judges whether the viewing area, place of said road network allows to show this rank road network;
C12, if allow to show said road network, judge further then the title of said road network will be presented at which viewing area of display interface, and judge the display mode of the title of said road network according to the viewing area at the display position place of the title of said road network;
The information of C13, the said road network of demonstration.
In the 3D map subregion display packing of the present invention, step C specifically comprises:
C21, correspond to the said demonstration rule that is provided with in advance, judge whether the viewing area, place of said point of interest allows to show this rank point of interest according to the engineer's scale of the rank of said point of interest, current 3D map;
C22, if allow to show said point of interest, then further judge the icon of said point of interest and/or the display mode of title according to the corresponding said demonstration rule that is provided with in advance of the engineer's scale of the rank of said point of interest, current 3D map;
C23, the said point of interest icon of demonstration and/or point of interest title.
In the 3D map subregion display packing of the present invention, the said demonstration rule that is provided with in advance is:
Said a plurality of viewing areas that display interface is provided with in advance are according to the distance of 3D cartographic information 3D map display interface to be divided a plurality of viewing areas that form, and comprise the first area, show road network information all in this zone and/or all interest point informations; Second area shows the interest point information of major trunk roads and other road network information of subsidiary road level in this zone and/or main terrestrial reference rank; The 3rd zone, demonstration should the zone in other road network information of major trunk roads level and/or other interest point information of famous landmark level; And the display size of the title of the road network that said the 3rd zone shows and/or the icon of point of interest or title is minimum.
The present invention has also constructed a kind of 3D map subregion display device, comprising:
The solicited message receiver module is used to receive the solicited message that request shows the 3D map;
The region decision module is used for judging according to described request information the information on the 3D map that will show belongs to which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance;
Zone display mode determination module, the viewing area at the information place on the 3D map that is used for judging according to said region decision module confirms that the demonstration that is provided with in advance that the information institute on the said 3D map will follow is regular;
Display module is used for showing the information on the said 3D map according to the viewing area and the said demonstration rule that is provided with in advance at the place of the information on the said 3D map that will show.
In the 3D map subregion display device of the present invention, the information on the said 3D map that will show comprises the information of road network and/or point of interest.
In the 3D map subregion display device of the present invention, regional display mode determination module specifically comprises:
Road network shows judge module, is used for the corresponding said demonstration rule that is provided with in advance of engineer's scale of the rank according to said road network, current 3D map, judges whether the viewing area, place of said road network allows to show this rank road network;
Road network display mode judge module is used to judge the title of said road network will be presented at which viewing area of display interface, and judges the display mode of the title of said road network according to the viewing area at the display position place of the title of said road network.
In the 3D map subregion display device of the present invention, said regional display mode determination module also comprises:
Point of interest shows judge module, and the engineer's scale that is used for the rank according to said point of interest, current 3D map corresponds to the said demonstration rule that is provided with in advance, judges whether the viewing area, place of said point of interest allows to show this rank point of interest;
Point of interest display mode judge module, the corresponding said demonstration rule that is provided with in advance of engineer's scale that is used for the rank according to said point of interest, current 3D map is further judged the icon of said point of interest and/or the display mode of title.
In the 3D map subregion display device of the present invention, the said demonstration rule that is provided with in advance is:
Said a plurality of viewing areas that display interface is provided with in advance are according to the distance of 3D cartographic information 3D map display interface to be divided a plurality of viewing areas that form, and comprise the first area, show road network information all in this zone and/or all interest point informations; Second area shows the interest point information of major trunk roads and other road network information of subsidiary road level in this zone and/or main terrestrial reference rank; The 3rd zone, demonstration should the zone in other road network information of major trunk roads level and/or other interest point information of famous landmark level; And the display size of the title of the road network that said the 3rd zone shows and/or the icon of point of interest or title is minimum.
The beneficial effect that the present invention produces is: belong to which viewing area on the 3D map interface through judging the information on the 3D map that will show; Again according to predefined demonstration rule and subregion shows the information on the 3D map; Thereby the information on the 3D map is carried out rational and orderly to be shown; And it is disorderly and unsystematic can not seem, lets the people come into plain view.
Description of drawings
Fig. 1 is the process flow diagram of embodiment of the invention 3D map subregion display packing;
Fig. 2 is the process flow diagram of another embodiment of the present invention 3D map subregion display packing;
Fig. 3 is the theory diagram of embodiment of the invention 3D map subregion display device;
Fig. 4 is the subregion synoptic diagram of 3D map in the embodiment of the invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
As shown in Figure 1, the embodiment of the invention provides a kind of 3D map subregion display packing, is mainly used in the 3D map display, and like the location-based service terminal, vehicle-mounted map display instrument etc. mainly may further comprise the steps:
S1, the request of obtaining the user show the solicited message of 3D map, and the user can select the 3D map of different proportion chi as required;
S2, judge according to the different solicited message of user the information on the 3D map that will show will be presented at which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance; And confirm that according to said viewing area the demonstration that is provided with in advance that institute will follow is regular; As shown in Figure 4; Described a plurality of viewing area is 3D map display interface to be divided a plurality of viewing areas that form according to the distance of 3D cartographic information; Like Q1, Q2 and Q 3; Showing that in different viewing areas rule can be different, mainly is for the more coherent subregion of the information on the 3D map is shown;
Information on the demonstration rule subregion demonstration 3D map of the viewing area at the information place on S3, the basis 3D map that will show and setting in advance; Here the information spinner on the said 3D map will comprise road network information and/or interest point information; The perhaps important information to display on other 3D maps; Like important traffic information, comprise information such as road construction, accident generation information or traffic congestion degree, can give prominence to demonstration for these important information; As amplify icon, title, perhaps use the outstanding demonstration of modes such as various colors or symbol.
Be shown as example with road network information, 3D electronic chart subregion under the different proportion chi shows, and that parameter is set is as shown in table 1 below:
Table 1 road network information display parameter are provided with
Above table 1 medium scale is that 200m is an example, and first area Q1 will show all road network information, and second area Q2 will only show main road network information, comprise the road network information of major trunk roads and subsidiary road, and the 3rd regional Q3 then only shows the road network information of major trunk roads; And the font of road network title and point of interest title can be taked font No. 20 in the Q1 of first area, and the 3rd regional Q3 then takes font No. 16; For the icon of point of interest, Q1 can adopt the large size icon in the first area, and second area Q2 adopts the medium size icon, and the 3rd regional Q3 adopts small size icon.
Specifically introduced a kind of 3D map subregion display packing in another embodiment of the present invention; Mainly in the 3D map display through 3D map display interface is divided into several viewing areas; Identical or different demonstration rules is arranged on these viewing areas; Thereby subregion shows the information on the 3D map, specifically may further comprise the steps:
S101, the request of obtaining the user show the solicited message of 3D map, and the user can select the 3D map of different proportion chi as required;
S102, judge according to user's solicited message the information on the 3D map that will show will be presented at which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance; And confirm that according to said viewing area the demonstration that is provided with in advance that institute will follow is regular, the information spinner on the 3D map that will show will comprise the information of road network and/or point of interest;
The subregion demonstration of road network information mainly comprises step:
S113, regular according to the corresponding demonstration that is provided with in advance of the engineer's scale of the rank of road network, current 3D map judges whether the viewing area, place of road network allows to show this rank road network; The road network that different viewing areas allows to show is distinguishing, mainly is for the more coherent subregion of the road network on the 3D map is shown;
S114, if allow to show road network, judge further then the title of road network will be presented at which viewing area of display interface, and judge the display mode of the title of road network according to the viewing area at the display position place of the title of road network;
S115, subregion show the information of road network.The concrete demonstration setting of road network information as above shown in the table 1, is repeated no more at this.
The subregion demonstration of interest point information mainly may further comprise the steps:
S123, correspond to the demonstration rule that is provided with in advance, judge whether the viewing area, place of point of interest allows to show this rank point of interest according to the engineer's scale of the rank of point of interest, current 3D map;
S124, if allow to show point of interest, then further judge the icon of point of interest and/or the display mode of title according to the corresponding demonstration that is provided with the in advance rule of the engineer's scale of the rank of point of interest, current 3D map;
S125, subregion show point of interest icon and/or point of interest title.
Further; In the preferred embodiment of the present invention, as shown in Figure 4, described a plurality of viewing areas are 3D map display interface to be divided a plurality of viewing areas that form according to the distance of 3D cartographic information; Comprise the first area, show road network information all in this zone and/or all interest point informations; Second area shows the interest point information of major trunk roads and other road network information of subsidiary road level in this zone and/or main terrestrial reference rank; The 3rd zone, demonstration should the zone in other road network information of major trunk roads level and/or other interest point information of famous landmark level; And the display size of the title of the road network that the 3rd zone shows and/or the icon of point of interest or title is minimum.
As shown in Figure 4; Three viewing areas being divided are respectively: first area Q1, second area Q2 and the 3rd regional Q3; On the 3rd regional Q3, also have the subregion, the general sky that shows in this subregion can be not included among the 3rd regional Q3; These three viewing areas are laterally to divide according to the display interface of 3D map, and the size of viewing area can not change with the change of engineer's scale.The road network among the present invention and the rank of terrestrial reference mainly according to the inner general dividing mode of the industry, also can be done corresponding change by the deviser according to actual needs.
In the embodiment of the invention; Other road network information spinner of major trunk roads level will show in the 3rd zone; The 3rd zone is on the top of the display interface of 3D map, and like the indicated part of Q3 among Fig. 4, the ratio of the shared whole 3D map display interface in the 3rd zone can change according to actual needs.What the 3rd zone generally showed is relative part far away; Usually this part cartographic information does not need very detailed demonstration; Only need to show information like near famous terrestrial reference level point of interest on major trunk roads road network and/or the major trunk roads; Comprise the network of communication lines that shows major trunk roads, the title of each major trunk roads, and/or the icon or the title of famous terrestrial reference level point of interest.In embodiments of the present invention; The 3rd zone does not show all road networks or all interest point informations (so can not influence the user yet and extract information needed), thereby has reduced the burden that information shows, information shows more sparse; Can amplify the demonstration size of these icons or title this moment; Demonstration size in the 3D of different proportion chi map can be different, but compare other viewing areas, and it is minimum relatively that icon that shows in the 3rd zone or title remain.Because the major trunk roads road network of this part the perhaps information of famous terrestrial reference level point of interest is known for the user, be easy to arrive self favourable information according to own residing fetched, convenient and swift, strengthen sense of experience of users simultaneously and receive;
Main other road network of road network level that second area shows is than the more detailed road network of major trunk roads; Second viewing area also shows the road network and the road network title thereof of subsidiary road except showing major trunk roads; And/or the interest point information of main terrestrial reference rank; The point of interest of main terrestrial reference rank also shows the terrestrial reference of outbalance except showing other point of interest of famous landmark level.In the 3D map under the different proportion chi, the size of these point of interest icons or title font can be inequality;
The first area shows is the information of all road network and/or point of interest, and the 3D cartographic information that is shown is the most perfect, and level of detail is the highest, and in the 3D map under the different proportion chi, the icon of road network title and/or point of interest or the size of title generally are identical.
In three viewing areas of the embodiment of the invention, the information level of detail that the first area shows is the highest, and information is more concentrated; The information level of detail that the 3rd zone shows is minimum, and information is more sparse.The title literal of the icon of the point of interest that is shown in the 3D map, title literal and road network all can angle stands upright on the display interface but remain along with the change of 3D map angle when showing.
In the embodiment of the invention, 3D map subregion display device is provided also, has mainly comprised:
Solicited message receiver module 100 is used to receive the solicited message that request shows the 3D map; The user can select the 3D map of different proportion chi as required;
Region decision module 200 is used for judging according to solicited message the information on the 3D map that will show belongs to which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance; As shown in Figure 4; Described a plurality of viewing area is 3D map display interface to be divided a plurality of viewing areas that form according to the distance of 3D cartographic information; Like Q1, Q2 and Q3; Viewing area demonstration rule different is distinguished to some extent, mainly is for the more coherent subregion of the information on the 3D map is shown;
Zone display mode determination module 300, the information region on the 3D map that is used for judging according to the region decision module confirms that information on the 3D map is in this regional display mode;
Display module 400 is used for showing the information on the 3D map according to the viewing area at the place of the information on the 3D map that will show and the demonstration rule that is provided with in advance.
Further; Information spinner on the 3D map that display module 400 is shown will comprise road network information and/or interest point information, and the perhaps important information to display on other 3D maps is like important traffic information; Comprise information such as road construction, accident generation information or traffic congestion degree; Can give prominence to demonstration facing to these important information,, perhaps use the outstanding demonstration of modes such as various colors or symbol as amplifying icon, title.
Zone display mode determination module 300 specifically comprises:
Road network shows judge module 311, is used for the corresponding demonstration that is provided with the in advance rule of engineer's scale of the rank according to road network, current 3D map, judges whether the viewing area, place of road network allows to show this rank road network;
Road network display mode judge module 312 is used to judge the title of road network will be presented at which viewing area of display interface, and judges the display mode of the title of road network according to the viewing area at the display position place of the title of road network.
Further; Zone display mode determination module 300 can also comprise: point of interest shows judge module 321; The engineer's scale that is used for the rank according to point of interest, current 3D map corresponds to the demonstration rule that is provided with in advance, judges whether the viewing area, place of point of interest allows to show this rank point of interest; Point of interest display mode judge module 322, the corresponding demonstration that is provided with the in advance rule of engineer's scale that is used for the rank according to point of interest, current 3D map is further judged the icon of point of interest and/or the display mode of title.
In the present embodiment, identical described in the information display mode of a plurality of viewing areas that display interface is provided with in advance and these viewing areas and the invention described above embodiment 3D map subregion display packing repeated no more at this.
The present invention is through confirming the viewing area on the 3D map interface to the information on the 3D map that will show; Again according to predefined demonstration rule and subregion shows the information on the 3D map; The quantity of information of the demonstration of change information compact district or information rarefaction changes the information display mode of zones of different simultaneously, thereby the information on the 3D map is carried out the rational and orderly demonstration; And it is disorderly and unsystematic can not seem, lets the people come into plain view.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (4)
1. a 3D map subregion display packing is characterized in that, may further comprise the steps:
A, obtain the solicited message that shows the 3D map;
B, judge according to described request information the information on the 3D map that will show will be presented at which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance, and confirm that according to said viewing area the demonstration that is provided with in advance that institute will follow is regular;
C, the viewing area and the said demonstration rule subregion that is provided with in advance that belong to according to the information on the said 3D map that will show show the information on the said 3D map; Information on the said 3D map that will show comprises the information of road network and/or point of interest;
When the information on the 3D map that will show was said road network, step C specifically comprised:
C11, regular according to the corresponding said demonstration that is provided with in advance of the engineer's scale of the rank of said road network, current 3D map judges whether the viewing area, place of said road network allows to show this rank road network;
C12, if allow to show said road network, judge further then the title of said road network will be presented at which viewing area of display interface, and judge the display mode of the title of said road network according to the viewing area at the display position place of the title of said road network;
The information of C13, the said road network of demonstration;
When the information on the 3D map that will show was said point of interest, step C specifically comprised:
C21, correspond to the said demonstration rule that is provided with in advance, judge whether the viewing area, place of said point of interest allows to show this rank point of interest according to the engineer's scale of the rank of said point of interest, current 3D map; C22, if allow to show said point of interest, then further judge the icon of said point of interest and/or the display mode of title according to the corresponding said demonstration rule that is provided with in advance of the engineer's scale of the rank of said point of interest, current 3D map;
C23, the said point of interest icon of demonstration and/or point of interest title.
2. 3D map subregion display packing according to claim 1 is characterized in that, the said demonstration rule that is provided with in advance is:
Said a plurality of viewing areas that display interface is provided with in advance are according to the distance of 3D cartographic information 3D map display interface to be divided a plurality of viewing areas that form, and comprise the first area, show road network information all in this zone and/or all interest point informations; Second area shows the interest point information of major trunk roads and other road network information of subsidiary road level in this zone and/or main terrestrial reference rank; The 3rd zone, demonstration should the zone in other road network information of major trunk roads level and/or other interest point information of famous landmark level; And the display size of the title of the road network that said the 3rd zone shows and/or the icon of point of interest or title is minimum.
3. a 3D map subregion display device is characterized in that, comprising:
The solicited message receiver module is used to receive the solicited message that request shows the 3D map;
The region decision module is used for judging according to described request information the information on the 3D map that will show belongs to which viewing area of a plurality of viewing areas on the 3D map display interface that is provided with in advance;
Zone display mode determination module, the viewing area at the information place on the 3D map that is used for judging according to said region decision module confirms that the demonstration that is provided with in advance that the information institute on the said 3D map will follow is regular;
Display module is used for showing the information on the said 3D map according to the viewing area and the said demonstration rule that is provided with in advance at the place of the information on the said 3D map that will show; Information on the said 3D map that will show comprises the information of road network and/or point of interest;
Zone display mode determination module specifically comprises:
Road network shows judge module, is used for the corresponding said demonstration rule that is provided with in advance of engineer's scale of the rank according to said road network, current 3D map, judges whether the viewing area, place of said road network allows to show this rank road network;
Road network display mode judge module is used to judge the title of said road network will be presented at which viewing area of display interface, and judges the display mode of the title of said road network according to the viewing area at the display position place of the title of said road network;
Said regional display mode determination module also comprises:
Point of interest shows judge module, and the engineer's scale that is used for the rank according to said point of interest, current 3D map corresponds to the said demonstration rule that is provided with in advance, judges whether the viewing area, place of said point of interest allows to show this rank point of interest;
Point of interest display mode judge module, the corresponding said demonstration rule that is provided with in advance of engineer's scale that is used for the rank according to said point of interest, current 3D map is further judged the icon of said point of interest and/or the display mode of title.
4. 3D map subregion display device according to claim 3 is characterized in that, the said demonstration rule that is provided with in advance is:
Said a plurality of viewing areas that display interface is provided with in advance are according to the distance of 3D cartographic information 3D map display interface to be divided a plurality of viewing areas that form, and comprise the first area, show road network information all in this zone and/or all interest point informations; Second area shows the interest point information of major trunk roads and other road network information of subsidiary road level in this zone and/or main terrestrial reference rank; The 3rd zone, demonstration should the zone in other road network information of major trunk roads level and/or other interest point information of famous landmark level; And the display size of the title of the road network that said the 3rd zone shows and/or the icon of point of interest or title is minimum.
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| CN201010594394XA CN102024377B (en) | 2010-12-17 | 2010-12-17 | 3D map layered display method and device |
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| CN201010594394XA CN102024377B (en) | 2010-12-17 | 2010-12-17 | 3D map layered display method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108573652A (en) * | 2017-03-09 | 2018-09-25 | 腾讯科技（深圳）有限公司 | A kind of road area display methods and device |
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| CN104050829A (en) * | 2013-03-14 | 2014-09-17 | 联想(北京)有限公司 | Information processing method and apparatus |
| US20170053621A1 (en) * | 2015-08-20 | 2017-02-23 | Microsoft Technology Licensing, Llc | Roundtrip Reintegration of Asynchronous 3D Session |
| CN110887499B (en) * | 2018-09-11 | 2021-11-02 | 阿里巴巴（中国）有限公司 | Method and terminal for processing road data and interest point data in map |
| CN114943044A (en) * | 2022-04-27 | 2022-08-26 | 北京百度网讯科技有限公司 | Content display method, device, equipment and storage medium |
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| US6882934B2 (en) * | 2002-03-14 | 2005-04-19 | Matsushita Electric Industrial Co., Ltd. | Apparatus and method for displaying map |
| DE102005018082A1 (en) * | 2005-04-19 | 2006-10-26 | Robert Bosch Gmbh | Method for the three-dimensional representation of a digital road map |
| CN101122464B (en) * | 2007-09-24 | 2010-12-08 | 深圳市凯立德计算机系统技术有限公司 | GPS navigation system road display method, device and apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108573652A (en) * | 2017-03-09 | 2018-09-25 | 腾讯科技（深圳）有限公司 | A kind of road area display methods and device |
| CN108573652B (en) * | 2017-03-09 | 2022-10-14 | 腾讯科技（深圳）有限公司 | Road area display method and device |
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