CN103529994B - Virtual touch input method and positioning acquisition equipment - Google Patents
Virtual touch input method and positioning acquisition equipment Download PDFInfo
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Abstract
The present invention provides a kind of virtual touch input method and positioning acquisition equipment, and wherein, method includes: obtain the pressed state that the three dimensional space coordinate of positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；Three dimensional space coordinate according to positioning acquisition equipment and useful space plane set in advance, the three dimensional space coordinate upright projection of acquisition positioning acquisition equipment two dimensional surface coordinate in useful space plane, obtain and send discernible virtual touch input information to location application apparatus, to support that it carries out corresponding virtual touch operation.By virtual touch input method provided by the invention and positioning acquisition equipment, it is possible to make the location application apparatus not possessing touch screen support virtual touch operation, do not need to expend extra cost.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of virtual touch input method and positioning acquisition equipment.
Background technology
At present, by touch screen is carried out touch operation, user can be conveniently used finger and realize various function by touch operation.
Now, support that touch function has become the basic function that numerous equipment possesses, for instance, existing smart mobile phone and ATM all have been provided with supporting the ability of touch input.Meanwhile, these equipment stock sizes possessing touch screen are less, are not easy to viewing or precisely operate, but for some large scale equipment, owing to touch screen is costly, so large scale equipment does not generally possess touch screen, cause that it cannot support touch input operation.
The problem that cannot support touch input operation for the above-mentioned equipment not possessing touch screen, but without solving technical scheme accordingly in prior art.
Summary of the invention
The present invention provides a kind of virtual touch input method and positioning acquisition equipment, for providing a kind of solution supporting touch-input function on the equipment not possessing touch screen.
On the one hand, the present invention provides a kind of virtual touch input method, including:
Obtain the pressed state that the three dimensional space coordinate of positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；
Obtaining multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to described initial point；
Three dimensional space coordinate according to the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area determines the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface；
Three dimensional space coordinate according to the described each end points of useful space plane obtains the described each end points of useful space plane two dimensional surface coordinate in described useful space plane；
Three dimensional space coordinate according to described positioning acquisition equipment and described useful space plane, obtain the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane；
According to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information, described virtual touch input information includes the position of virtual touch point on pressed state and territory, described effective display area, described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding；
Described discernible virtual touch input information is sent, to support that described location application apparatus carries out corresponding virtual touch operation to described location application apparatus；
Wherein, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment.
On the other hand, the present invention provides a kind of positioning acquisition equipment, including:
Acquisition module, the pressed state that three dimensional space coordinate for obtaining positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；
Described acquisition module, being additionally operable to obtain multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to described initial point；
Processing module, for determining the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface according to the three dimensional space coordinate of the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area；
Described processing module, is additionally operable to the three dimensional space coordinate according to the described each end points of useful space plane and obtains the described each end points of useful space plane two dimensional surface coordinate in described useful space plane；
Described processing module, is additionally operable to the three dimensional space coordinate according to described positioning acquisition equipment and described useful space plane, obtains the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane；
Described processing module, it is additionally operable to according to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information, described virtual touch input information includes the position of virtual touch point on pressed state and territory, described effective display area, described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding；
Sending module, for sending described discernible virtual touch input information to described location application apparatus, to support that described location application apparatus carries out corresponding virtual touch operation；
Wherein, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment.
The present invention by converting discernible virtual touch input information to and being sent to location application apparatus by described positioning acquisition equipment upright projection two dimensional surface coordinate in useful space plane and described pressed state, so that described location application apparatus carries out the technical scheme of virtual touch operation, make the location application apparatus not possessing touch screen can support that virtual touch operates by possessing the device of positioning function and pressing function, do not need to expend extra cost.
Accompanying drawing explanation
The schematic flow sheet of the virtual touch input method that Fig. 1 provides for the embodiment of the present invention one；
The structural representation of the positioning acquisition equipment that Fig. 2 provides for the embodiment of the present invention two.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
The schematic flow sheet of the virtual touch input method that Fig. 1 provides for the embodiment of the present invention one, as it is shown in figure 1, described method includes:
101, the pressed state that the three dimensional space coordinate of positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment is obtained.
Concrete, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment.
Wherein, the executive agent of above-mentioned steps can be the described positioning acquisition equipment being provided with processor, locating module, default interface and communication module, then concrete, the locating module that the three dimensional space coordinate of described acquisition positioning acquisition equipment can pass through on described positioning acquisition equipment realizes；The default interface that pressed state corresponding with described three dimensional space coordinate on described acquisition positioning acquisition equipment can be passed through on described positioning acquisition equipment realizes, specifically, described pressed state can for the pressed state on the default interface of described positioning acquisition equipment offer, including down state and lifting status, such as, presetting interface described in above-mentioned is the button being arranged on described positioning acquisition equipment, when the button is depressed, corresponding pressed state is down state, when described button is not pressed, corresponding pressed state is lifting status, present embodiment is not limited.Concrete, the pressed state corresponding with described three dimensional space coordinate is described positioning acquisition equipment when being positioned at locus corresponding to described three dimensional space coordinate, the pressed state at described default interface.
Optionally, in 101, obtain, by timer period, the pressed state that the three dimensional space coordinate of positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment, for instance, arranging described timer period is 500 milliseconds, and the present embodiment is not limited at this.Optionally, described three dimensional space coordinate and described pressed state can be represented by two tuples, for instance, the concrete form of described two tuples can be (three dimensional space coordinate, pressed state), and the present embodiment is not limited at this.Concrete, such as, the three dimensional space coordinate of the described positioning acquisition equipment got at time point T is expressed as P3(X(T), Y(T), Z(T)), the pressed state corresponding with described three dimensional space coordinate is expressed as 1 or 0, wherein 1 represents down state, 0 represents lifting status, for example, if described two tuples are (P3((X(T), Y(T), Z(T)), 1), then this two tuple specifically represents that the three dimensional space coordinate of described positioning acquisition equipment is P3(X(T), Y(T), Z(T)), and the pressed state of correspondence is down state.
Optionally, by the joining day in above-mentioned two tuples, the described three dimensional space coordinate obtained at each time point and pressed state and described time point can also be represented by tlv triple, such as, the concrete form of described tlv triple can be (three dimensional space coordinate, time, pressed state), the present embodiment is not limited at this.Concrete, such as, the three dimensional space coordinate of the described positioning acquisition equipment got at time point T is expressed as P3(X(T), Y(T), Z(T)), now corresponding pressed state is expressed as 1 or 0, wherein 1 represents down state, 0 represents lifting status, for example, if described tlv triple is (P3(X(T), Y(T), Z(T)), T, 1), it is designated as P3(T), then P3(T) specifically represent at the three dimensional space coordinate of positioning acquisition equipment described in time point T to be P3(X(T), Y(T), Z(T)), and the pressed state of correspondence is down state.
Exactly the three dimensional space coordinate of described positioning acquisition equipment and corresponding pressed state can be associated by described two tuples or described tlv triple.
102, obtaining multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to described initial point.
The three dimensional space coordinate of the described positioning acquisition equipment that 103 bases are corresponding respectively with each end points in territory, described effective display area determines the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface.
Concrete, owing to might not can guarantee that the plurality of three dimensional space coordinate of acquisition is in same plane in the practical operation obtain the process of multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area, namely the face that multiple three dimensional space coordinates of the actual described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area obtained are determined is generally a limited curved surface, namely corresponding with territory, described effective display area useful space curved surface, the curvature of described useful space curved surface generally can't be very big；According to described useful space curved surface, the useful space plane corresponding with territory, described effective display area can be obtained, namely the three dimensional space coordinate of the described each end points of useful space plane is obtained according to the three dimensional space coordinate of the described each end points of useful space curved surface, so that it is determined that described useful space plane.
Concrete, for instance, if territory, described effective display area is quadrilateral area, its upper left corner end points, upper right corner end points, lower left corner end points and lower right corner end points are designated as LU, RU, LB and RB respectively.
Obtain multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with above-mentioned each end points LU, RU, LB and RB, be the three dimensional space coordinate of each end points of useful space curved surface；Three dimensional space coordinate according to the described each end points of useful space curved surface obtains the three dimensional space coordinate of each end points of useful space plane, so that it is determined that described useful space plane.Concrete, LU and RB determines that line segment L1, LB and RU determine line segment L2；If the straight line intersection at the straight line at L1 place and L2 place, then aforementioned four end points is in same plane, then described useful space plane is the finite plane that above-mentioned multiple three dimensional space coordinate is determined, more specifically, LU and LB connects acquisition line segment L3, LB and RB connection acquisition line segment L4, RB and RU connection and obtains line segment L5, RU and LU connection acquisition line segment L6, then the finite plane described useful space plane of composition of the closing of L3, L4, L5 and L6 and encirclement thereof；If the straight line at the straight line at L1 place and L2 place is non-intersect, then obtain the midpoint (being designated as M) intersecting at A and B and the line segment AB all vertical with L1 and L2 with the straight line at L1 and L2 place respectively, L1 is translated along AB, make the L1 after translation through M, L2 is translated along AB, make the L2 after translation through M, then L1 and the L2 after translation intersects at M, and each end points respectively LU ' of L1 and L2 obtained after translation, RU ', LB ', RB ', according to the above-mentioned three dimensional space coordinate being in conplane each end points, it is determined that described useful space plane.It should be noted that 201 and 202 can perform before 101 or with 101 simultaneously, it is also possible to performing after 101, before 102, a kind of specific embodiment in the simply above-mentioned numerous embodiments provided in Fig. 2, the present embodiment is not limited at this.
For example, if the plurality of three dimensional space coordinate is absolute coordinate space, and territory, described effective display area is quadrilateral area, then said process specifically includes:
Obtain the three dimensional space coordinate of described positioning acquisition equipment corresponding to the upper left corner in territory, described effective display area, and be designated as P(LU) '=(X(LU), Y(LU), Z(LU))；
Obtain the three dimensional space coordinate of described positioning acquisition equipment corresponding to the upper right corner in territory, described effective display area, and be designated as P(RU) '=(X(RU), Y(RU), Z(RU))；
Obtain the three dimensional space coordinate of described positioning acquisition equipment corresponding to the lower left corner in territory, described effective display area, and be designated as P(LB) '=(X(LB), Y(LB), Z(LB))；
Obtain the three dimensional space coordinate of described positioning acquisition equipment corresponding to the lower right corner in territory, described effective display area, and be designated as P(RB) '=(X(RB), Y(RB), Z(RB))；
The three dimensional space coordinate of the described positioning acquisition equipment that each end points according to territory, above-mentioned and described effective display area is corresponding respectively determines described useful space curved surface, and according to the three dimensional space coordinate P(LU being in same plane that the three dimensional space coordinate of the described each end points of useful space curved surface obtains), P(RU), P(LB), P(RB) determine described useful space plane, and described useful space plane is designated as F(0)=(P(LU), P(RU), P(LB), P(RB)).
For example, if the plurality of three dimensional space coordinate is relative spatial co-ordinates, and territory, described effective display area is quadrilateral area, then said process specifically includes:
The upper left corner in territory, described effective display area is set as initial point, accordingly, the three dimensional space coordinate of the described positioning acquisition equipment corresponding with the upper left corner in territory, described effective display area is set to the coordinate of described initial point, and be designated as P(LU) '=(X(LU), Y(LU), Z(LU)), optionally, X(LU)=Y(LU)=Z(LU)=0；
Mobile described positioning acquisition device is to the upper right corner of described viewing area, by calculating the three dimensional space coordinate of described positioning acquisition equipment corresponding to the upper right corner obtaining territory, described effective display area, and be designated as P(RU) '=(X(RU), Y(RU), Z(RU))；
Mobile described positioning acquisition device is to the lower left corner of described viewing area, by calculating the three dimensional space coordinate of described positioning acquisition equipment corresponding to the lower left corner obtaining territory, described effective display area, and be designated as P(LB) '=(X(LB), Y(LB), Z(LB))；
Mobile described positioning acquisition device is to the lower right corner of described viewing area, by calculating the three dimensional space coordinate of described positioning acquisition equipment corresponding to the lower right corner obtaining territory, described effective display area, and be designated as P(RB) '=(X(RB), Y(RB), Z(RB))；
The three dimensional space coordinate of the described positioning acquisition equipment that each end points according to territory, above-mentioned and described effective display area is corresponding respectively determines described useful space curved surface, and according to the three dimensional space coordinate P(LU being in same plane that the three dimensional space coordinate of the described each end points of useful space curved surface obtains), P(RU), P(LB), P(RB) determine described useful space plane, and described useful space plane is designated as F(0)=(P(LU), P(RU), P(LB), P(RB)).
Wherein, calculate all similar relative to the method for the relative spatial co-ordinates of described initial point to the three dimension acceleration sensor described positioning acquisition equipment of acquisition passing through in the present embodiment to be arranged on described positioning acquisition equipment relative to the concrete grammar of the three dimensional space coordinate of described initial point of positioning acquisition equipment corresponding to above-mentioned each end points, do not repeat them here.
104, the three dimensional space coordinate according to the described each end points of useful space plane, it is thus achieved that the described each end points of useful space plane two dimensional surface coordinate in described useful space plane.
Concrete, 104 may include that setting in described useful space plane is some plane origin, be set in described useful space plane all through the axis of abscissas of described plane origin and orthogonal two straight lines respectively two-dimensional coordinate axle of described useful space plane and axis of ordinates, and obtained the three dimensional space coordinate of described plane origin by described positioning acquisition equipment；By the three dimensional space coordinate of the described each end points of useful space plane to described two-dimensional coordinate axle upright projection, it is thus achieved that the described each end points of useful space plane two dimensional surface coordinate in described useful space plane.
More specifically, for instance, if territory, described effective display area is quadrilateral area, its upper left corner end points, upper right corner end points, lower left corner end points and lower right corner end points are designated as LU ', RU ', LB ' and RB ' respectively.Obtain described each end points LU ', RU ', after the three dimensional space coordinate of LB ' and RB ', preferably, presetting LU ' is plane origin, the two dimensional surface coordinate of described plane origin is preferably set to (0, 0), the straight line that LU ' and RU ' determines is set to X ' axle, the straight line that LU ' and LB ' determines is set to Y ' axle, if described two straight lines are not mutually perpendicular to, it are carried out process and makes described two straight lines be mutually perpendicular to, then X ' axle and Y ' axle constitute the two dimensional surface coordinate axes of described useful space plane, it should be noted, due in absolute three-dimensional solid axes, X, Y and Z-direction are absolute, therefore described X ' and the Y ' axle of described useful space plane is likely to different from the described X-axis of described three dimensional space coordinate axle and Y-axis；By the three dimensional space coordinate of the described each end points of useful space plane respectively to described X ' and Y ' axle upright projection, obtain the either end spot projection of described useful space plane two three dimensional space coordinates on X ' axle and Y ' axle, the distance between three dimensional space coordinate according to said two three dimensional space coordinate and plane origin LU ', the i.e. respectively abscissa value of this end points two dimensional surface coordinate in described useful space plane and ordinate value, thus obtaining this end points two dimensional surface coordinate in described useful space plane.
105, according to the three dimensional space coordinate of described positioning acquisition equipment and described useful space plane, the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane is obtained.
Concrete, when three dimensional space coordinate in 101 is absolute coordinate space, described useful space plane is also correspondingly absolute useful space plane；When three dimensional space coordinate in 101 is relative spatial co-ordinates, described useful space plane is also correspondingly relative efficiency space plane.
Optionally, the described two dimensional surface coordinate obtained in described useful space plane according to the described three dimensional space coordinate upright projection obtained in 101 and the described pressed state corresponding with described three dimensional space coordinate and described time point represent also by tlv triple, such as, at time point T, according to described three dimensional space coordinate P3(X(T), Y(T), Z(T)) upright projection obtains two dimensional surface coordinate in described useful space plane is P2(X ' (T), Y ' (T)), corresponding pressed state is 1, then by described two dimensional surface coordinate, pressed state and time point are designated as tlv triple P2(T), and described P2(T) it is specially (P2(X ' (T), Y ' (T)), T, 1).
Concrete, 105 may include that and obtain through point corresponding to the three dimensional space coordinate of described positioning acquisition equipment and the three dimensional space coordinate being perpendicular to the straight line of described useful space plane and the intersection point of described useful space plane, the i.e. three dimensional space coordinate of the three dimensional space coordinate upright projection of described positioning acquisition equipment subpoint in described useful space plane；According to the plane origin preset in described useful space plane and two-dimensional coordinate axle, described subpoint is obtained to the axis of abscissas of described two-dimensional coordinate axle and axis of ordinates upright projection respectively the three dimensional space coordinate that described subpoint is projected on described axis of abscissas and the three dimensional space coordinate being projected on described axis of ordinates, the distance between three dimensional space coordinate according to above-mentioned two three dimensional space coordinate and described plane origin, the i.e. abscissa value of described subpoint two dimensional surface coordinate in described useful space plane and ordinate value, thus obtaining the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane.Wherein said plane origin is identical with the related content described in embodiment two with the particular content of two-dimensional coordinate axle, and the present embodiment does not repeat them here.In described projection process, for different described useful space planes, such as, described have efficiency flat with respect to the horizontal plane vertical, parallel or tilt to intersect, the then X-axis coordinate figure X(T of described three dimensional space coordinate), Y-axis coordinate figure Y(T) with X-axis coordinate figure X ' (T) of described two dimensional surface coordinate, Y-axis coordinate figure Y ' (T) can be identical, it is also possible to differ.
106, according to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information.
Concrete, described virtual touch input information can include the position of virtual touch point on pressed state and territory, described effective display area, and described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding.
Optionally, as the enforceable a kind of mode of the present embodiment, in 106, described two dimensional surface coordinate by described positioning acquisition equipment upright projection in described useful space plane and described pressed state convert discernible virtual touch input information to, specifically may include that
According to described useful space plane and effective vertical dimension set in advance, obtain useful space region；
Detect whether described positioning acquisition equipment is in described useful space region, if so, then send described location information to described location application apparatus.
Optionally, after whether described detection described positioning acquisition equipment is in described useful space region, it is also possible to including: if it is not, then do not send described location information to described location application apparatus.
Wherein, described acquisition useful space region is specially, an effective vertical dimension S(0 is set) along described useful space plane vertical direction, then along described useful space curved vertical direction S(0) scope in be useful space region, such as, S(0) taking 0.5 meter, the present embodiment is not limited at this.Therefore, the shape in described useful space region is corresponding with the shape of described useful space plane, if described useful space plane changes, then the described useful space region obtained according to described useful space plane also changes accordingly.
Optionally, if detecting described positioning acquisition equipment and being not in described useful space region, then all right: to send removal information to described location application apparatus, described removal information comprises default removal coordinate, to inform that positioning acquisition equipment described in the application apparatus of described location is not in described useful space region.For example, it is possible to presetting described removal coordinate is (-1 ,-1), optionally, described coordinate information can also be preset as other coordinates arbitrarily set, and the present embodiment is not limited.Further, removal information can also include time and pressed state, represents with tlv triple alternatively, and the present embodiment does not repeat them here.
Concrete, whether described detection described positioning acquisition equipment is in described useful space region, specifically includes:
Detect the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane whether in described useful space plane；
Detect whether the vertical dimension between described positioning acquisition equipment and described useful space plane is not more than described effective vertical dimension；
If the two dimensional surface coordinate that the three dimensional space coordinate upright projection of described positioning acquisition equipment is in described useful space plane is in described useful space plane, and described vertical dimension is not more than described effective vertical dimension, then judge that described positioning acquisition equipment is in described useful space region；Otherwise, it is determined that described positioning acquisition equipment is not in described useful space region.
Whether present embodiment is in described useful space region by the described positioning acquisition equipment of detection carries out corresponding operation, decreases unnecessary operation, it is achieved the raising of virtual touch input efficiency provided by the invention.
107, described discernible virtual touch input information is sent to described location application apparatus, to support that described location application apparatus carries out corresponding virtual touch operation.
Concrete, sending described discernible virtual touch input information to described location application apparatus described in 107 can be realized by the communication module on described positioning acquisition equipment.Wherein, described sending location information to described location application apparatus and can pass through the protocol mode such as bluetooth or WLAN (WirelessFidelity is called for short WIFI) and realize, the present embodiment is not limited at this.
Optionally, as optionally a kind of embodiment of the present embodiment, in any of the above-described embodiment, described three dimensional space coordinate is absolute coordinate space, and described useful space plane is absolute useful space plane, and described useful space region is absolute useful space region；In 101, the three dimensional space coordinate of described acquisition positioning acquisition equipment specifically includes: obtained the absolute coordinate space of described positioning acquisition equipment by the global position system GPS being arranged on described positioning acquisition equipment.
Wherein, other locating modules that can obtain described positioning acquisition equipment absolute coordinate space that the three dimensional space coordinate of described acquisition positioning acquisition equipment specifically can also pass through on described positioning acquisition equipment realize, and present embodiment is not limited at this.
Under present embodiment, the locating module on described positioning acquisition equipment is specially described GPS, it is preferred that the spatial position precision of described GPS is accurate to millimeter, with the effect supporting more excellent virtual touch to operate.
Accordingly, under the present embodiment, the method obtaining described absolute useful space plane is: by described GPS, obtain multiple absolute three-dimensional space coordinatess of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of described location application apparatus；Determine absolute useful space curved surface according to the above-mentioned multiple absolute three-dimensional space coordinatess collected, and the multiple absolute three-dimensional space coordinatess obtained according to the absolute three-dimensional space coordinates of the described absolute each end points of useful space curved surface determine the absolute useful space plane corresponding with territory, described effective display area.Under the present embodiment, the method obtaining absolute useful space region is: according to the above-mentioned described absolute useful space plane determined, vertical direction along described absolute useful space plane sets an effective vertical dimension, as the vertical dimension in absolute useful space region, then along the scope of described effective vertical dimension of described absolute useful space plane vertical direction, it is absolute useful space region.
The GPS device of the present embodiment absolute coordinate space by obtaining described positioning acquisition equipment realizes the virtual touch input method described in any of the above-described embodiment, make the location application apparatus not possessing touch screen can support that virtual touch operates by described GPS with the device possessing pressing function, do not need to expend extra cost.
Optionally, as the optional another embodiment of the present embodiment, in any of the above-described embodiment, described three dimensional space coordinate is the relative spatial co-ordinates relative to described initial point, described useful space plane is the relative efficiency space plane relative to described initial point, and described useful space region is the relative efficiency area of space relative to described initial point；In 101, the three dimensional space coordinate of described acquisition positioning acquisition equipment specifically includes: obtain the described positioning acquisition equipment relative spatial co-ordinates relative to described initial point by the three dimension acceleration sensor being arranged on described positioning acquisition equipment；Wherein, described initial point is the reference point preset by described positioning acquisition equipment.
Wherein, described acquisition positioning acquisition equipment specifically can also pass through the locating module of other the described relative spatial co-ordinates that can obtain described positioning acquisition equipment on described positioning acquisition equipment and realize relative to the relative spatial co-ordinates of described initial point, and present embodiment is not limited at this.Under present embodiment, locating module on described positioning acquisition equipment is specially described three dimension acceleration sensor, preferably, described three dimension acceleration sensor passes through MEMS (Micro-Electro-MechanicalSystems, it is called for short MEMS) accelerometer (abbreviation, accelerometer) and the combination of two kinds of sensors of MEMS gyroscope use, it is achieved complete to three-dimensional space motion is followed the tracks of and is caught.Wherein, described gyroscope can measure the angular velocity moved along an axle or several axle；Described accelerometer is one of fundamental measurement element of inertial navigation and inertial guidance system, is substantially an oscillatory system, is installed on the inside of motion carrier, it is possible to be used for measuring the acceleration of motion of carrier.
Concrete, linear (rectilinear motion) and rotary motion (having the motion of change of turning) to be described exactly, be respectively necessary for being realized by described gyroscope and described accelerometer.The simple scheme using described gyroscope can be used for needing high-resolution and rapid-action to rotate detection；The simple scheme using described accelerometer can be used for having fixing gravity reference coordinate system, there is linear or banking motion, but rotary motion is limited in a range of application.But during to process rectilinear motion and rotary motion simultaneously, it is necessary to use the scheme that acceleration and the combination of gyroscope meter use.
Therefore, in the present embodiment, the described positioning acquisition equipment relative spatial co-ordinates relative to described initial point is obtained according to the initial velocity of the described positioning acquisition equipment measured by described three dimension acceleration sensor and acceleration.
Concrete, owing to described positioning acquisition device absolute position under three dimensions can not be obtained by described three dimension acceleration sensor, so, when described three dimension acceleration sensor obtains the relative spatial co-ordinates of described positioning acquisition equipment, should first preset described initial point, for instance, the upper left corner presetting described useful space plane is initial point, optionally, it is possible to by described positioning acquisition equipment using other any position as default reference point, present embodiment is not limited at this.
Therefore, in 101 under the present embodiment, obtain described positioning acquisition equipment by the three dimension acceleration sensor being arranged on described positioning acquisition equipment and include relative to the concrete grammar of the relative spatial co-ordinates of described initial point:
Assume and time point TnCorresponding, described positioning acquisition equipment is (X relative to the relative spatial co-ordinates of described initial pointn、Yn、Zn), the average speed respectively V on described three axlesXn、VYn、VZn, wherein n be not less than zero integer.
Record reference point, i.e. described initial point, and the coordinate presetting described initial point is (X0、Y0、Z0), time point is T0, in three-dimensional three directions, namely the average speed on three axle X-axis under three-dimensional coordinate, Y-axis and Z axis is divided into VX0、VY0、VZ0, it is preferred that set X0=Y0=Z0=0, T0=0 second (s), VX0=VY0=VZ0=0 meter per second (m/s).Optionally, above-mentioned each setting value also may be set to other values, and present embodiment is not limited；
Gathered by the described three dimension acceleration sensor on described positioning acquisition equipment, with time point Tn+1The acceleration that corresponding described positioning acquisition equipment moves is (AXn+1、AYn+1、AZn+1), wherein AXn+1、AYn+1、AZn+1Respectively described positioning acquisition equipment accekeration in X, Y, Z axis；
Obtain Δ T, wherein Δ T=Tn+1-Tn；
Obtain described positioning acquisition equipment displacement (S of movement on described three axlesXn+1、SYn+1、SZn+1), wherein, SXn+1=VXn*ΔT+AXn+1* Δ T* Δ T/2, SYn+1=VYn*ΔT+AYn+1* Δ T* Δ T/2, SZn+1=VZn*ΔT+AZn+1*ΔT*ΔT/2；
Obtain and described time point Tn+1Described relative spatial co-ordinates (the X of corresponding described positioning acquisition equipmentn+1、Yn+1、Zn+1), wherein Xn+1=Xn+SXn+1, Yn+1=Yn+SYn+1, Zn+1=Zn+SZn+1。
Accordingly, under the present embodiment, the method obtaining described relative efficiency space plane is: the method according to the described positioning acquisition equipment relative spatial co-ordinates of above-mentioned acquisition, by described three dimension acceleration sensor, obtain multiple relative dimensional space coordinatess of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of described location application apparatus；The plurality of relative dimensional space coordinates according to above-mentioned acquisition determines the described relative efficiency space curved surface relative to described initial point, and multiple determines the relative efficiency space plane relative to described initial point corresponding with territory, described effective display area relative to the relative dimensional space coordinates of described initial point according to what the relative dimensional space coordinates of the described each end points of relative efficiency space curved surface obtained.Under the present embodiment, the method obtaining described relative efficiency area of space is: according to the above-mentioned described relative efficiency space plane determined, vertical direction along described relative efficiency space plane sets a vertical dimension, as effective vertical dimension of described relative efficiency area of space, then along the scope of described effective vertical dimension of described relative efficiency space plane vertical direction, it is described relative efficiency area of space.
Optionally, in 107 under the present embodiment, the three dimensional space coordinate that the described trigger condition to described location application apparatus transmission described discernible virtual touch input information may be set to described positioning acquisition equipment changes or pressed state changes.
Present embodiment realizes the virtual touch input method described in any of the above-described embodiment by obtaining described positioning acquisition equipment relative to the three dimension acceleration sensor of the relative spatial co-ordinates of default initial point, make the location application apparatus not possessing touch screen can support that virtual touch operates by described three dimension acceleration sensor and the device possessing pressing function, do not need to expend extra cost.
In practical application, can the corresponding relevant device connected performing to need before any of the above-described virtual touch input method first to start, namely starting can the corresponding described positioning acquisition equipment connected and described location application apparatus, wherein said startup relevant device can be manually booted by user, such as, being manually booted by user can the corresponding described positioning acquisition equipment connected and described location application apparatus；nullEquipment can also be passed through automatically start，Concrete，Described automatically started the parameter needing first to configure described positioning acquisition equipment and described location application apparatus by equipment，So that described positioning acquisition equipment and described location application apparatus can corresponding connect，Concrete example，If described positioning acquisition equipment and described location application apparatus all support identical Bluetooth protocol，Then can pass through to configure certain Bluetooth protocol，Make the connection corresponding to described location application apparatus of described positioning acquisition equipment and start，Described connection can be passed through WIFI or Bluetooth protocol etc. and realize，By above-mentioned configuration，When either one in described positioning acquisition equipment and described location application apparatus starts，Just can to the opposing party of corresponding connection sending startup request by above-mentioned configuration，So that described the opposing party starts request startup according to described，And then realize the automatic startup of equipment.
The virtual touch input method that the present embodiment provides, by described positioning acquisition equipment upright projection two dimensional surface coordinate in useful space plane and described pressed state being converted to discernible virtual touch input information and being sent to location application apparatus, so that described location application apparatus carries out the technical scheme of virtual touch operation, make the location application apparatus not possessing touch screen can support that virtual touch operates by possessing the device of positioning function and pressing function, do not need to expend extra cost.
The structural representation of the positioning acquisition equipment that Fig. 2 provides for the embodiment of the present invention two, as in figure 2 it is shown, described positioning acquisition equipment includes:
Acquisition module 21, the pressed state that three dimensional space coordinate for obtaining positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；
Acquisition module 21, being additionally operable to obtain multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to described initial point；
Processing module 22, for determining the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface according to the three dimensional space coordinate of the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area；
Processing module 22, is additionally operable to the three dimensional space coordinate according to the described each end points of useful space plane and obtains the described each end points of useful space plane two dimensional surface coordinate in described useful space plane；
Processing module 22, is additionally operable to the three dimensional space coordinate according to described positioning acquisition equipment and described useful space plane, obtains the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane；
Processing module 22, it is additionally operable to according to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information, described virtual touch input information includes the position of virtual touch point on pressed state and territory, described effective display area, described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding；
Sending module 23, for sending described discernible virtual touch input information to described location application apparatus, to support that described location application apparatus carries out corresponding virtual touch operation；
Wherein, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment.
Concrete, acquisition module 21 can be the locating module on described positioning acquisition equipment；Processing module 22 can be the processor on described positioning acquisition equipment；Sending module 23 can be the communication module on described positioning acquisition equipment.
Optionally, as the enforceable a kind of mode of the present embodiment, processing module 22 specifically may include that
Acquiring unit, for according to described useful space plane and effective vertical dimension set in advance, obtaining useful space region；
Processing unit, for detecting whether described positioning acquisition equipment is in described useful space region, if so, then described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information.
Concrete, described processing unit specifically includes:
First detection sub-unit, for detecting the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane whether in described useful space plane；
Whether the second detection sub-unit, be not more than described effective vertical dimension for the vertical dimension detected between described positioning acquisition equipment and described useful space plane；
Judge subelement, if for two dimensional surface coordinate in described useful space plane of the three dimensional space coordinate upright projection of described positioning acquisition equipment in described useful space plane, and described vertical dimension is not more than described effective vertical dimension, then judge that described positioning acquisition equipment is in described useful space region；Otherwise, it is determined that described positioning acquisition equipment is not in described useful space region.
Optionally, as optionally a kind of embodiment of the present embodiment, in any of the above-described embodiment, described three dimensional space coordinate is absolute coordinate space, and described useful space plane is absolute useful space plane, and described useful space region is absolute useful space region；Acquisition module 21 obtains the absolute coordinate space of described positioning acquisition equipment specifically for the global position system GPS by being arranged on described positioning acquisition equipment.
Optionally, as the optional another embodiment of the present embodiment, in any of the above-described embodiment, described three dimensional space coordinate is the relative spatial co-ordinates relative to described initial point, described useful space plane is the relative efficiency space plane relative to described initial point, and described useful space region is the relative efficiency area of space relative to described initial point；Acquisition module 21 obtains the described positioning acquisition equipment relative spatial co-ordinates relative to described initial point specifically for the three dimension acceleration sensor passing through to be arranged on described positioning acquisition equipment.
The positioning acquisition equipment that the present embodiment provides, by described positioning acquisition equipment upright projection two dimensional surface coordinate in useful space plane and described pressed state being converted to discernible virtual touch input information and being sent to location application apparatus, so that described location application apparatus carries out the technical scheme of virtual touch operation, make the location application apparatus not possessing touch screen can support that virtual touch operates by possessing the device of positioning function and pressing function, do not need to expend extra cost.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the specific works process of the equipment of foregoing description, it is possible to reference to the corresponding process in preceding method embodiment, do not repeat them here.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can be completed by the hardware that programmed instruction is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program upon execution, performs to include the step of above-mentioned each embodiment of the method；And aforesaid storage medium includes: the various media that can store program code such as ROM, RAM, magnetic disc or CDs.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. a virtual touch input method, it is characterised in that including:
Obtain the pressed state that the three dimensional space coordinate of positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；
Obtaining multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to initial point；
Three dimensional space coordinate according to the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area determines the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface；
Three dimensional space coordinate according to the described each end points of useful space plane obtains the described each end points of useful space plane two dimensional surface coordinate in described useful space plane；
Three dimensional space coordinate according to described positioning acquisition equipment and described useful space plane, obtain the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane；
According to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information, described virtual touch input information includes the position of virtual touch point on pressed state and territory, described effective display area, described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding；
Described discernible virtual touch input information is sent, to support that described location application apparatus carries out corresponding virtual touch operation to described location application apparatus；
Wherein, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment；
Described two dimensional surface coordinate by described positioning acquisition equipment upright projection in described useful space plane and described pressed state convert discernible virtual touch input information to, specifically include:
According to described useful space plane and effective vertical dimension set in advance, obtain useful space region；
Detect whether described positioning acquisition equipment is in described useful space region, if so, then described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information.
2. method according to claim 1, it is characterised in that whether described detection described positioning acquisition equipment is in described useful space region, including:
Detect the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane whether in described useful space plane；
Detect whether the vertical dimension between described positioning acquisition equipment and described useful space plane is not more than described effective vertical dimension；
If the two dimensional surface coordinate that the three dimensional space coordinate upright projection of described positioning acquisition equipment is in described useful space plane is in described useful space plane, and described vertical dimension is not more than described effective vertical dimension, then judge that described positioning acquisition equipment is in described useful space region；Otherwise, it is determined that described positioning acquisition equipment is not in described useful space region.
3. method according to claim 1 and 2, it is characterised in that described three dimensional space coordinate is absolute coordinate space, described useful space plane is absolute useful space plane, and described useful space region is absolute useful space region；The three dimensional space coordinate of described acquisition positioning acquisition equipment specifically includes:
The absolute coordinate space of described positioning acquisition equipment is obtained by the global position system GPS being arranged on described positioning acquisition equipment.
4. method according to claim 1 and 2, it is characterized in that, described three dimensional space coordinate is the relative spatial co-ordinates relative to described initial point, described useful space plane is the relative efficiency space plane relative to described initial point, and described useful space region is the relative efficiency area of space relative to described initial point；The three dimensional space coordinate of described acquisition positioning acquisition equipment specifically includes:
The described positioning acquisition equipment relative spatial co-ordinates relative to described initial point is obtained by the three dimension acceleration sensor being arranged on described positioning acquisition equipment.
5. a positioning acquisition equipment, it is characterised in that including:
Acquisition module, the pressed state that three dimensional space coordinate for obtaining positioning acquisition equipment is corresponding with described three dimensional space coordinate with on described positioning acquisition equipment；
Described acquisition module, being additionally operable to obtain multiple three dimensional space coordinates of the described positioning acquisition equipment corresponding respectively with each end points in the territory, effective display area of location application apparatus, the plurality of three dimensional space coordinate is absolute coordinate space or the relative spatial co-ordinates relative to initial point；
Processing module, for determining the useful space curved surface corresponding with territory, described effective display area the three dimensional space coordinate of the three dimensional space coordinate acquisition each end points of useful space plane according to the described each end points of useful space curved surface according to the three dimensional space coordinate of the described positioning acquisition equipment corresponding respectively with each end points in territory, described effective display area；
Described processing module, is additionally operable to the three dimensional space coordinate according to the described each end points of useful space plane and obtains the described each end points of useful space plane two dimensional surface coordinate in described useful space plane；
Described processing module, is additionally operable to the three dimensional space coordinate according to described positioning acquisition equipment and described useful space plane, obtains the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane；
Described processing module, it is additionally operable to according to the described each end points of useful space plane two dimensional surface coordinate in described useful space plane, described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information, described virtual touch input information includes the position of virtual touch point on pressed state and territory, described effective display area, described virtual touch point position on territory, described effective display area and the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane position in described useful space plane is corresponding；
Sending module, for sending described discernible virtual touch input information to described location application apparatus, to support that described location application apparatus carries out corresponding virtual touch operation；
Wherein, the three dimensional space coordinate of described positioning acquisition equipment is absolute coordinate space or the relative spatial co-ordinates relative to initial point, and described initial point is the reference point preset by described positioning acquisition equipment；
Described processing module specifically includes:
Acquiring unit, for according to described useful space plane and effective vertical dimension set in advance, obtaining useful space region；
Processing unit, for detecting whether described positioning acquisition equipment is in described useful space region, if so, then described positioning acquisition equipment upright projection two dimensional surface coordinate in described useful space plane and described pressed state are converted to discernible virtual touch input information.
6. positioning acquisition equipment according to claim 5, it is characterised in that described processing unit specifically includes:
First detection sub-unit, for detecting the three dimensional space coordinate upright projection of the described positioning acquisition equipment two dimensional surface coordinate in described useful space plane whether in described useful space plane；
Whether the second detection sub-unit, be not more than described effective vertical dimension for the vertical dimension detected between described positioning acquisition equipment and described useful space plane；
Judge subelement, if for two dimensional surface coordinate in described useful space plane of the three dimensional space coordinate upright projection of described positioning acquisition equipment in described useful space plane, and described vertical dimension is not more than described effective vertical dimension, then judge that described positioning acquisition equipment is in described useful space region；Otherwise, it is determined that described positioning acquisition equipment is not in described useful space region.
7. the positioning acquisition equipment according to claim 5 or 6, it is characterised in that described three dimensional space coordinate is absolute coordinate space, described useful space plane is absolute useful space plane, and described useful space region is absolute useful space region；Described acquisition module obtains the absolute coordinate space of described positioning acquisition equipment specifically for the global position system GPS by being arranged on described positioning acquisition equipment.
8. the positioning acquisition equipment according to claim 5 or 6, it is characterized in that, described three dimensional space coordinate is the relative spatial co-ordinates relative to described initial point, described useful space plane is the relative efficiency space plane relative to described initial point, and described useful space region is the relative efficiency area of space relative to described initial point；Described acquisition module obtains the described positioning acquisition equipment relative spatial co-ordinates relative to described initial point specifically for the three dimension acceleration sensor passing through to be arranged on described positioning acquisition equipment.
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| WO2008059614A1 (en) * | 2006-11-15 | 2008-05-22 | Kabushiki Kaisha Sega Doing Business As Sega Corporation | Program for controlling motion of displayed object executed in game device using direct pointing device |
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| CN1512298A (en) * | 2002-12-26 | 2004-07-14 | �ʼҷ����ֵ��ӹɷ�����˾ | Method for three dimension hand writing identification and its system |
| WO2008059614A1 (en) * | 2006-11-15 | 2008-05-22 | Kabushiki Kaisha Sega Doing Business As Sega Corporation | Program for controlling motion of displayed object executed in game device using direct pointing device |
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