JPH1091334A - Vector data input device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it easy to sensuously recognize an actual vector direction and to improve the operability when vector data are inputted by a three- dimensional image processing system. SOLUTION: Vector switches 14 are provided atop of vector direction rods arranged in respective vector directions from the center of a transparent main body case 10 and with a vector switch 14 pressed, a decoder outputs vector data (x), (y), (z). Markers 15 indicating an (x), a (y), and a (z) coordinate axis are provided, and an operator can recognize a desired input vector direction on the vector input device with the coordinate axis markers 14, transparent main body case 10, and vector direction rods.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a vector data input device suitable for use in a three-dimensional image processing system or the like.

[0002]

2. Description of the Related Art Conventionally, in a coordinate data input device of this type of three-dimensional image processing system, for example,
As disclosed in Japanese Patent Publication No. 180180, three-dimensional coordinates are input using a mouse or tablet connected to a computer. In the above publication, a pointer indicating a three-dimensional position is placed on the surface of a three-dimensional object displayed as a perspective view or a perspective view on a display, and the pointer is moved on the surface of the three-dimensional object with a mouse. The disclosed technology is disclosed.

[0003]

Problems to be Solved by the Invention
Dimension data can be entered either by directly entering coordinate values,
Alternatively, since a point on a two-dimensional screen is specified two-dimensionally with a mouse or the like, the positional relationship between the actual three-dimensional space coordinates and the two-dimensionally displayed coordinates on the display is intuitively understood. There was a problem that it was difficult.

The present invention solves the above-mentioned problem, and enables an operator to intuitively grasp the direction of an actual three-dimensional space vector as a three-dimensional image vector displayed on a display as it is. It is an object of the present invention to obtain a vector data input device capable of performing the following.

[0005]

According to the present invention, in order to achieve the above object, a main body case having a predetermined shape, a plurality of vector switches disposed on a surface of the main body case, and a plurality of vector switches are provided. Is operated, a decoder is provided for generating vector data corresponding to the position of the vector switch.

When a plurality of vector switches are simultaneously operated by the decoder, an average value of each vector data corresponding to each position of the operated plurality of vector switches may be generated.

The main body case may be formed in a transparent spherical shape, and a plurality of vector direction rods may be provided from the center of the main body case to the plurality of vector switches. Markers indicating the Y and Z axes may be provided.

Further, an encoder for generating an enable signal for controlling the output of the decoder in accordance with an address specified by the three-dimensional image processing computer may be provided.

[0009]

Embodiments of the present invention will be described below. 1 and 2, the present invention is directed to a plurality of vector direction bars 19 arranged in respective vector directions from the center.
(FIG. 2), a marker 15 indicating the X, Y, and Z coordinate axes (FIG. 1), a main body case 10 (FIG. 1) forming a transparent sphere, and a plurality of vector switches 14 (FIG. 1). By pressing the button 14, vector data (x, y, z) is output.

According to the above configuration, the coordinate axis marker 15,
With the main body case 10 and the vector direction bar 19, the vector direction which the operator wants to input can be easily confirmed by the vector data input device.

Next, this embodiment will be described in detail. 1 and 2, the present embodiment has a main body case 1.
0, a vector switch 14, a coordinate axis marker 15, a pedestal 16, a signal cable 17, a circuit section 18, and a vector direction bar 19. The main body case is transparent and spherical, so that the vector direction bar 19 can be seen through. The vector direction bar 19 is arranged in each direction from the origin of the coordinates, and indicates a vector in that direction. At the tip of the vector direction bar 19 is a vector switch 1
The vector switch 14 is mounted on the surface of the main body case 10. This vector switch 1
Pressing 4 means that the data in the vector direction has been input. The coordinate axis markers 15 are X,
The Y and Z axis directions are shown, respectively, so that the operator can easily check the vector direction.

FIG. 3 is a block diagram of a three-dimensional image processing system to which the present invention is applied. This system comprises a vector data input device 1, a three-dimensional image processing computer 2,
It comprises a display device 3, a keyboard 4 and a mouse 5. Further, the vector data input device 1 includes an input circuit 1
1, an encoder 12 and a decoder 13.

FIG. 4 is a block diagram showing a more detailed configuration of FIG. In FIG. 4, the vector data input device 1 includes the configuration shown in FIGS. 1 and 2 including the vector switch 14, and the encoder 12 and the decoder 13. The encoder 12 and the decoder 13 correspond to the circuit unit 18 shown in FIG.
It is provided within. The encoder 12 is connected to an address bus (A0 to An) of the three-dimensional image processing computer 2 and enables data output when the three-dimensional image processing computer 2 accesses a predetermined address of the vector register 21. A signal (EN) is generated and sent to the decoder 13.

The decoder 13 is connected to the encoder 12 and the vector switch 14, and
When the input of the data output enable signal (EN) is activated, vector data (x, y, z) indicating the vector direction is generated according to the pressed state of the vector switch 14 at that time, and the vector register 2
Set to 1. In addition, the adjacent vector switch 14
Is pressed, the pressed vector switch 1
4 is generated as vector data and set in the vector register 21. In the present invention, the vector direction bar 19 and the vector switch 1 are used.
There is no limit on the number of fours.

[0015]

As described above, according to the present invention, the operator can input the vector data by operating the vector switch on the main body case. Thus, the position and direction of the input operation can be perceived in an intuitive manner in accordance with the input operation.

Further, when a plurality of vector switches are operated, if vector data of their average values are generated, vector data at a finer position can be obtained with a small number of vector switches.

Further, by providing the main body case with a transparent spherical body and providing a plurality of vector direction bars, the operator can more intuitively grasp the vector direction desired to be input, and the workability is further increased. it can.

Further, by providing markers indicating the X, Y, and Z axes on the main body case, it is possible to accurately confirm the vector direction to be input.

Further, by providing an encoder for controlling a decoder in accordance with an address from the three-dimensional image processing computer, the present invention can be easily applied to a three-dimensional image processing system using a computer.

[Brief description of the drawings]

FIG. 1 is a perspective view of a vector data input device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view when FIG. 1 is cut along a line AA ′.

FIG. 3 is a block diagram of a three-dimensional image processing system to which the present invention is applied.

FIG. 4 is a block diagram showing a detailed configuration of FIG. 3;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Vector data input device 2 3D image processing computer 10 Main body case 11 Input circuit 12 Encoder 13 Decoder 14 Vector switch 15 Coordinate axis marker 18 Circuit part 19 Vector direction stick 21 Vector register

Claims (5)

[Claims] 1. A main body case having a predetermined shape, a plurality of vector switches arranged on a surface of the main body case, and when the plurality of vector switches are operated, vector data corresponding to the positions of the vector switches are stored. A vector data input device comprising a decoder for generating the vector data. 2. The method according to claim 1, wherein when the plurality of vector switches are simultaneously operated, the decoder generates an average value of each vector data corresponding to each position of the operated plurality of vector switches. Item 4. The vector data input device according to Item 1. 3. The vector data input device according to claim 1, wherein said main body case has a transparent spherical shape and a plurality of vector direction rods are provided from said center portion of said main body case to said plurality of vector switches. . 4. The vector data input device according to claim 1, wherein a marker indicating X, Y, and Z axes is provided on a surface of the main body case. 5. The vector data input device according to claim 1, further comprising an encoder for generating an enable signal for controlling an output of said decoder in accordance with an address specified by a three-dimensional image processing computer.