CN104007970B - It is suitable to the character animation implementation method of the GIS command dispatching systems of various maps - Google Patents
It is suitable to the character animation implementation method of the GIS command dispatching systems of various maps Download PDFInfo
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Abstract
The present invention relates to a kind of character animation implementation method for being suitable to the GIS command dispatching systems of various maps.It is characterized in that method is as follows：First, map is real-time corresponding with Group containers, i.e. (0,0) position of Group containers remains coordinate (minLong, the maxLat) correspondence with map；2nd, the latitude and longitude coordinates of each personnel are transformed into screen coordinate, it is corresponded with the coordinate in Group containers；3rd, different pictures are called according to personnel's direct of travel, forms animation effect.The present invention solves dependence of the realization of map layer interpolation data and corresponding function to map kit and API；Map remains corresponding with Group containers so that map is separated with figure layer data, reduces the dependence to map；Realize personage's motion animation effect in the map command dispatching system based on GIS.
Description
Technical field
The present invention relates to a kind of character animation implementation method for being suitable to the GIS command dispatching systems of various maps.
Background technology
At present, the map command dispatching system based on GIS is widely used in the government utilities such as government, public security, People's Armed Police neck
Domain.This map command dispatching system is tracked to the staff of all kinds of love scenes, positions, and realizes that visual remote refers to
Wave scheduling.
But, GIS command dispatching systems of main flow in the market, positioning and display to personnel are all relied on relatively
Figure, when being developed using different map API, it is necessary to change respective logic and code, code can not be multiplexed so that development efficiency
It is relatively low.And personnel's walking is mobile to be presented with plane 2D effects（Fig. 1）, the motion in each direction only has a kind of effect, its reduction
Consumer's Experience.
The content of the invention
For problems of the prior art, refer to it is an object of the invention to provide a kind of GIS for being suitable to various maps
The technical scheme of the character animation implementation method of scheduling system is waved, the realization of figure layer interpolation data and corresponding function is solved over the ground
The dependence of figure kit and API.
The described character animation implementation method for being suitable to the GIS command dispatching systems of various maps, it is characterised in that method
It is as follows：
First, map is real-time corresponding with Group containers, i.e. (0,0) position of Group containers remains the seat with map
Mark (minLong, maxLat) correspondence, defines the longitude and latitude scope of map：Longitude minLong-maxLong, latitude minLat-
maxLat；
1）Obtain the maximum longitude and latitude and minimum longitude and latitude degrees of data when map is loaded；
2）Using maximum and minimum longitude and latitude data instance Location classes, Location instance objects are obtained；
3）Using step 2）Middle Location instance objects, instantiate Pixel classes；
4）Use Pixel case-based systems to map（minLong, maxLat）Corresponding pixel criterion value（x, y）；
5）Make Group containers（0,0）The pixel value of position is step 4）In（x,y）；
6）Above-mentioned steps 1 are carried out to each map operation）-5）, to keep the pass corresponding all the time of map and Group containers
System；
2nd, the latitude and longitude coordinates of each personnel are transformed into screen coordinate, make its with Group containers in a pair of coordinate 1
Should；Each personnel is added in father's container Group as a component or element；
A）Personnel as based in GIS map scheduling system by the object of command scheduling, by the terminal device that carries
Report position is latitude and longitude information, and the longitude and latitude degrees of data of locating personnel is（long,lat）, Location classes are then instantiated, then lead to
Cross Pixel classes and obtain personnel horizontal level x in Group containers1With upright position y1, horizontal level x1With upright position y1
In units of pixel；
B）Each map operation, personnel's longitude and latitude are changed or new personnel are added in map, be carried out step
A）；
3rd, different pictures are called according to personnel's direct of travel, forms animation effect；
a）Current locations of the definition personnel Person in Group containers is（x0,y0）, target location is（targetX,
targetY）；
b）Personnel's motion picture is deposited using two-dimensional array, is defined as Pictures [Direction] [Step], wherein
Direction scopes are 0 to 7, represent eight directions, i.e. upper and lower, left and right, upper left, lower-left, upper right, bottom right；Step scopes are
0 and 1, represent the movement decomposition of personnel's walking；
c）The method for calculating Direction：
The direction of personnel's walking can be analyzed to X-direction and Y-direction, and X-direction is defined in it：sign(targetX- x0)；
Y-direction is：sign(targetY-y0), thus defining Direction=f (X, Y) is：
As X=1：
If Y=1, Direction=7
If Y=-1, Direction=5
If Y=0, Direction=6
As X=-1：
If Y=1, Direction=1
If Y=-1, Direction=3
If Y=0, Direction=2
As X=0：
If Y=1, Direction=0
If Y=-1, Direction=4
If Y=0, personnel do not walk, it is not necessary to load motion picture；
d）The stride of definition personnel movement is speed, and unit is pixel, i.e., the real time position of each personnel's movement
（targetX1, targetY1）For：
targetX1 = x0 + X×speed；
targetY1 = y0 + Y×speed；
Now, corresponding picture is Pictrue [f (X, Y)] [step].
The main 2.5D character animations for realizing the GIS command dispatching systems suitable for various maps of the invention, its is beneficial
Effect is as follows：
1）Solve dependence of the realization of map layer interpolation data and corresponding function to map kit and API；
2）Map remains corresponding with Group containers, i.e. (0,0) position of Group containers remains and map
Minimum longitude and latitude point correspondence, will originally add the data of map layer, in being added to Group containers in the form of the component so that
Map is separated with figure layer data, reduces the dependence to map；
3）Realize personage's motion animation effect in the map command dispatching system based on GIS.
Brief description of the drawings
Fig. 1 is presented figure for personnel's walking is mobile in the prior art with plane 2D effects；
Fig. 2 is the container Map schematic diagrames that the present invention loads map；
Fig. 3 is Consumer's Experience design sketch of the present invention；
Fig. 4 is the real-time corresponding schematic diagram of map of the present invention and Group containers；
Fig. 5 is that the latitude and longitude coordinates of each personnel of the invention are transformed into screen coordinate schematic diagram；
Fig. 6 is that the present invention staff's motion picture deposits schematic diagram using two-dimensional array；
Fig. 7 is personage's animation effect figure of the present invention.
Specific embodiment
With reference to Figure of description, the invention will be further described：
Map can include one or more figure layers, and each figure layer is made up of in each rank several segments,
They cover the whole surface of the earth.For example in most maps commercial product see interior including street, school, park etc.
It is exactly a figure layer that the map of appearance represents.Using this technology on each layer of map layer interpolation data and corresponding function.
Using the technical characterstic of figure layer, the map command dispatching system based on GIS is widely used in government, public security, force
The government utility field such as alert.Such map command dispatching system is tracked to the staff in various love scenes, positions,
Realize visual remote command scheduling.
Map command dispatching system based on GIS, the correlation map function of realization includes：
1st, map dragging, the dragging map with any direction checks effect；
2nd, map scaling, according to the demand for showing and check, can zoom in or out arbitrary levels by map, level it is big
The small size corresponding to map scale；
3rd, personnel positioning, the GPS information that the terminal device carried according to personnel is reported, determines position of the personnel in map
Put, dispatched for monitor in real time and visual command；
4th, personnel's real-time track is described, the real-time depiction movement locus on map of the GPS information according to personnel；
5th, personnel's historical track description, the history GPS information according to personnel reappears movement locus on map；
The class function of the above five, does not all depart from the operation and treatment to figure layer.
But manage all of personnel using map layer（Including vehicle, Unify legislation is behaved unless otherwise specified below
Member）, the realization and operation of function all rely on used engine map and map API；All of scheduled personnel are used as one
Individual figure layer data are added on map.Such as Baidu map API adds figure by map.addTileLayer methods on map
Layer, and add figure layer using map.addOverlay methods in Google Maps API.
Therefore when the map kit and API that use change, the figure layer of counterpart personnel will be sent out accordingly
Raw to change, this is unfavorable for code reuse.
In order to improve development efficiency and reduce dependence of personnel's figure layer to map, Group components are used.Any map
The realization of application, it is necessary to which map is loaded into a container, the container provides various components accordingly, and definition loads map
Container is Map, and the container for defining loading personnel is Group, and map and Group containers are added as the daughter element of container Map
To wherein, as shown in Figure 2.
At present, seeing that the map of the content such as including street, school, park represents in most maps commercial product makes
Use figure layer technology, using this technology on each layer of map layer interpolation data and corresponding function.
Concrete methods of realizing of the invention is as follows：
First, map is real-time corresponding with Group containers, i.e. (0,0) position of Group containers remains the seat with map
Mark (minLong, maxLat) correspondence, as shown in figure 4, define A points representing（minLong,maxLat）, A ' expressions（0,0）, it is fixed
The longitude and latitude scope of free burial ground for the destitute figure：Longitude minLong-maxLong, latitude minLat-maxLat；
1）Obtain the maximum longitude and latitude and minimum longitude and latitude degrees of data when map is loaded；
2）Using maximum and minimum longitude and latitude data instance Location classes, Location instance objects are obtained；
3）Using step 2）Middle Location instance objects, instantiate Pixel classes；
4）Use Pixel case-based systems to map（minLong, maxLat）Corresponding pixel criterion value（x, y）；
5）Make Group containers（0,0）The pixel value of position is step 4）In（x,y）；
6）Above-mentioned steps 1 are carried out to each map operation）-5）, to keep the pass corresponding all the time of map and Group containers
System；
2nd, the latitude and longitude coordinates of each personnel are transformed into screen coordinate, make its with Group containers in a pair of coordinate 1
Should, as shown in Figure 5；Each personnel is added in father's container Group as a component or element；
A）Personnel as based in GIS map scheduling system by the object of command scheduling, by the terminal device that carries
Report position is latitude and longitude information, and the longitude and latitude degrees of data of locating personnel is（long,lat）, Location classes are then instantiated, then lead to
Cross Pixel classes and obtain personnel horizontal level x in Group containers1With upright position y1, horizontal level x1With upright position y1
In units of pixel；
B）Each map operation, personnel's longitude and latitude are changed or new personnel are added in map, be carried out step
A）；
3rd, different pictures are called according to personnel's direct of travel, forms animation effect；
a）Current locations of the definition personnel Person in Group containers is（x0,y0）, target location is（targetX,
targetY）；
b）Personnel's motion picture is deposited using two-dimensional array, as shown in fig. 6, being defined as Pictures [Direction]
[Step], wherein Direction scopes are 0 to 7, represent eight directions, i.e. upper and lower, left and right, upper left, lower-left, upper right, the right side
Under；Step scopes are 0 and 1, represent the movement decomposition of personnel's walking；
c）The method for calculating Direction：
The direction of personnel's walking can be analyzed to X-direction and Y-direction, and X-direction is defined in it：sign(targetX- x0)；
Y-direction is：sign(targetY-y0), thus defining Direction=f (X, Y) is：
As X=1：
If Y=1, Direction=7
If Y=-1, Direction=5
If Y=0, Direction=6
As X=-1：
If Y=1, Direction=1
If Y=-1, Direction=3
If Y=0, Direction=2
As X=0：
If Y=1, Direction=0
If Y=-1, Direction=4
If Y=0, personnel do not walk, it is not necessary to load motion picture；
d）The stride of definition personnel movement is speed, and unit is pixel, i.e., the real time position of each personnel's movement
（targetX1, targetY1）For：
targetX1 = x0 + X×speed；
targetY1 = y0 + Y×speed；
Now, corresponding picture is Pictrue [f (X, Y)] [step].
As shown in figure -7, personnel move into place (w, z) place from position (x, y), then have：
w = x + X×speed；
z = y + Y×speed；
(x, y) is respectively Pictrue [Direction] [0], Pictrue with the corresponding personage's picture in (w, z) position
[Direction][1]。
Map command scheduling based on GIS is used has more rich walking animation the invention enables scheduled personnel, from
And improve the Consumer's Experience effect of the system（Such as Fig. 3）.
Term is explained：
GIS：(Geographic Information System or Geo-Information system, GIS) be
Under computer hardware and software system is supported, to earth top layer all or in part（Including atmosphere）Relevant geographical distribution in space
Data are acquired, store, managing, computing, the technological system analyzing, be shown and described；
GPS：English Global Locationing System（Global positioning system）Abbreviation；
Screen coordinate：Screen coordinate is that, with the screen upper left corner as origin, trunnion axis is X-axis, wherein origin with the right side for just, with
A left side is negative；Vertical axis is Y-axis, is wherein that just, the above is negative below origin；
Geographical coordinate：The spherical coordinate of ground point location is represented with longitude, latitude；
Sign functions：Sign function（General sgn (x) is represented）The symbol of function can be isolated out；In mathematics and
In Computing, its function is the symbol for taking certain number（It is positive or negative）：Work as x>0, sign (x)=1；Work as x=0, sign (x)=0；
Work as x<0, sign (x)=- 1；
GIS command dispatching systems：The staff to all kinds of love scenes is realized using GIS and GPS technology（As People's Armed Police,
Public security etc.）Track and localization, realizes visual remote command scheduling；
Location classes：Class in Openscales kits, position is
Org.openscales.geometry.basetypes.Location, implementing for such refer to
Openscales kit handbooks；
Pixel classes：Class in Openscales kits, position is
Org.openscales.geometry.basetypes.Pixel, implementing for such refer to
Openscales kit handbooks.
Claims (1)
1. the character animation implementation method of the GIS command dispatching systems of various maps is suitable to, it is characterised in that method is as follows：
First, map is real-time corresponding with Group containers, i.e. (0,0) position of Group containers remains the coordinate with map
(minLong, maxLat) correspondence, defines the longitude and latitude scope of map：Longitude minLong-maxLong, latitude minLat-
maxLat；
1）Obtain the maximum longitude and latitude and minimum longitude and latitude degrees of data when map is loaded；
2）Using maximum and minimum longitude and latitude data instance Location classes, Location instance objects are obtained；
3）Using step 2）Middle Location instance objects, instantiate Pixel classes；
4）Use Pixel case-based systems to map（minLong, maxLat）Corresponding pixel criterion value（x, y）；
5）Make Group containers（0,0）The pixel value of position is step 4）In（x,y）；
6）Above-mentioned steps 1 are carried out to each map operation）-5）, to keep the corresponding relation all the time of map and Group containers；
2nd, the latitude and longitude coordinates of each personnel are transformed into screen coordinate, it is corresponded with the coordinate in Group containers；Often
Individual personnel are added in father's container Group as a component or element；
A）Personnel in GIS map scheduling system used as based on by the object of command scheduling, position being reported by the terminal device for carrying
I.e. latitude and longitude information is put, the longitude and latitude degrees of data of locating personnel is（long,lat）, Location classes are then instantiated, then pass through
Pixel classes obtain personnel horizontal level x in Group containers1With upright position y1, horizontal level x1With upright position y1With
Pixel is unit；
B）Each map operation, personnel's longitude and latitude are changed or new personnel are added in map, be carried out step A）；
3rd, different pictures are called according to personnel's direct of travel, forms animation effect；
a）Current locations of the definition personnel Person in Group containers is（x0,y0）, target location is（targetX,
targetY）；
b）Personnel's motion picture is deposited using two-dimensional array, is defined as Pictures [Direction] [Step], wherein
Direction scopes are 0 to 7, represent eight directions, i.e. upper and lower, left and right, upper left, lower-left, upper right, bottom right；Step scopes are
0 and 1, represent the movement decomposition of personnel's walking；
c）The method for calculating Direction：
The direction of personnel's walking can be analyzed to X-direction and Y-direction, and X-direction is defined in it：sign(targetX- x0)；Y-direction
For：sign(targetY-y0), thus defining Direction=f (X, Y) is：
As X=1：
If Y=1, Direction=7
If Y=-1, Direction=5
If Y=0, Direction=6
As X=-1：
If Y=1, Direction=1
If Y=-1, Direction=3
If Y=0, Direction=2
As X=0：
If Y=1, Direction=0
If Y=-1, Direction=4
If Y=0, personnel do not walk, it is not necessary to load motion picture；
d）The stride of definition personnel movement is speed, and unit is pixel, i.e., the real time position of each personnel's movement（targetX1,
targetY1）For：
targetX1 = x0 + X×speed；
targetY1 = y0 + Y×speed；
Now, corresponding picture is Pictrue [f (X, Y)] [step].
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| CN109753213B (en) * | 2017-11-06 | 2020-07-10 | 北京仁光科技有限公司 | Command instruction transmission method, device and equipment based on map and storage medium |
| CN109583514A (en) * | 2018-12-19 | 2019-04-05 | 成都西纬科技有限公司 | A kind of image processing method, device and computer storage medium |
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