JPH01100621A - Three-dimensional coordinates input device - Google Patents

Three-dimensional coordinates input device

Info

Publication number
JPH01100621A
JPH01100621A JP62258909A JP25890987A JPH01100621A JP H01100621 A JPH01100621 A JP H01100621A JP 62258909 A JP62258909 A JP 62258909A JP 25890987 A JP25890987 A JP 25890987A JP H01100621 A JPH01100621 A JP H01100621A
Authority
JP
Japan
Prior art keywords
plane
dimensional
mouse
cursor position
display screen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP62258909A
Other languages
Japanese (ja)
Inventor
Kanako Teramura
佳奈子 寺村
Tetsuo Tomimoto
富本 哲雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP62258909A priority Critical patent/JPH01100621A/en
Publication of JPH01100621A publication Critical patent/JPH01100621A/en
Pending legal-status Critical Current

Links

Landscapes

  • Position Input By Displaying (AREA)

Abstract

PURPOSE:To facilitate inputting to the display screen of three-dimensional coordinates by providing a means to set the tilt of a plane to pass through a present cursor position in a three-dimensional space, and a means to designate a position different from the cursor position on the plane. CONSTITUTION:An input part 11 is composed of the track ball of the mouse of a plane designating part 14, and a mouse main body of a two-dimensional coordinate instructing part 15, and a present position 32 on the three-dimensional space is displayed on a display screen 13. A two-dimensional plane 31 to pass through the present cursor position is reticulately displayed on the display screen 13, the tilt is changed by rotating the track ball of the mouse, and after the decision of the two-dimensional plane, the mouse main body is moved, and a point 33 on the two-dimensional plane is designated. At such a time, the movement 35 of the mouse projects the shape of the movement 33 of the actual cursor on the xy plane, and the relative coordinates of the xy plane in respect of the present cursor position 32 of the point 33, which is desired of displaying, are inputted with the movement of the mouse main body.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は三次元画像生成のための三次元座標入力装置に
関するものである。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a three-dimensional coordinate input device for generating three-dimensional images.

従来の技術 近年、三次元座標入力装置は、三次元画像を速く、容易
に生成するために重要である。
BACKGROUND OF THE INVENTION In recent years, three-dimensional coordinate input devices have become important for quickly and easily generating three-dimensional images.

以下、図面を参照しながら、上述した従来の三次元座標
入力装置の一例について説明する。
An example of the conventional three-dimensional coordinate input device mentioned above will be described below with reference to the drawings.

第4図は従来の三次元座標入力装置の構成を示すもので
ある。第4図において、41は入力部であり、42は演
算部であり、43は表示画面である。入力部41は、キ
ーボードやマウス等から構成される。
FIG. 4 shows the configuration of a conventional three-dimensional coordinate input device. In FIG. 4, 41 is an input section, 42 is a calculation section, and 43 is a display screen. The input unit 41 includes a keyboard, a mouse, and the like.

従来の技術では、三次元空間上の点を入力する時、入力
部41において三次元座標(x、y、z)をキーボード
より入力するか、あるいはあらかじめ表示したい点を表
示両面43上に二次元座標でマウスによって入力し、そ
の後、平行移動あるいは回転移動の操作により、前に入
力した表示画面上の点を実際に表示したい位置へ移動さ
せるという入力方法が行われていた。
In the conventional technology, when inputting a point in a three-dimensional space, the three-dimensional coordinates (x, y, z) are input from the keyboard in the input unit 41, or the point to be displayed is displayed two-dimensionally on both display surfaces 43 in advance. The input method used was to input coordinates using a mouse, and then use parallel or rotational movement to move the previously input point on the display screen to the position actually desired to be displayed.

発明が解決しようとする問題点 しかしながら、上記のような構成では、表示したい画像
の位置を入力するため、その三次元座標をあらかじめ知
っているか、あるいは表示したい点の回転移動後または
平行移動後の位置を予測しなければならない。従って表
示したい点を即座に表示できないという問題点を有して
いた。
Problems to be Solved by the Invention However, in the above configuration, in order to input the position of the image to be displayed, it is necessary to know its three-dimensional coordinates in advance, or to input the position of the image after rotational or parallel movement of the point to be displayed. The location must be predicted. Therefore, there is a problem in that the desired point cannot be displayed immediately.

本発明は上記問題点に鑑み、三次元空間内の現在のカー
ソル位置を通る平面の傾きを設定する手段を持ち、上記
平面上のカーソル位置と異なる位置を指示する手段を具
備する三次元座標入力装置を提供するものである。
In view of the above problems, the present invention provides a three-dimensional coordinate input device having means for setting the inclination of a plane passing through the current cursor position in a three-dimensional space, and having means for indicating a position different from the cursor position on the plane. It provides equipment.

問題点を解決するための手段 上記問題点を解決するために、本発明の二次元座標入力
装置は、三次元空間内の現在のカーソル位置を通る平面
の傾きを設定する手段を持ち、上記平面上のカーソル位
置と異なる位置を指示する手段を具備するという構成を
備えたものである。
Means for Solving the Problems In order to solve the above problems, the two-dimensional coordinate input device of the present invention has means for setting the inclination of a plane passing through the current cursor position in three-dimensional space, and The cursor is configured to include means for indicating a position different from the cursor position above.

作用 本発明は上記した構成によって、三次元空間内の点を表
示画面上へ容易に入力することができる。
Effect of the Invention With the above-described configuration, the present invention allows points in three-dimensional space to be easily input onto the display screen.

実施例 以下、本発明の一実施例の三次元座標入力装置について
図面を参照しながら説明する。第1図は本発明の実施例
における三次元座標入力装置の構成図である。第1図に
おいて、11は入力部、12は演算部、13は表示画面
である。入力部11は平面指示部14と二次元座標指示
部15で構成される。第2図は第1図の入力部であるマ
ウスの外観図である。21はマウス本体であり、22は
トラックボールである。トラックボール22は第1図に
おける平面指示部14を示し、マウス本体21は、二次
元座標指示部15を示す。
Embodiment Hereinafter, a three-dimensional coordinate input device according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram of a three-dimensional coordinate input device in an embodiment of the present invention. In FIG. 1, 11 is an input section, 12 is a calculation section, and 13 is a display screen. The input section 11 includes a plane instruction section 14 and a two-dimensional coordinate instruction section 15. FIG. 2 is an external view of the mouse, which is the input unit in FIG. 1. 21 is a mouse body, and 22 is a trackball. The trackball 22 represents the plane indicator 14 in FIG. 1, and the mouse body 21 represents the two-dimensional coordinate indicator 15.

以上のように構成された三次元座標入力装置について、
第3図を用いてその動作を説明する。第3図は座標入力
時のマウスの動作と入力座標の関係図である。
Regarding the three-dimensional coordinate input device configured as above,
The operation will be explained using FIG. FIG. 3 is a diagram showing the relationship between mouse movements and input coordinates when inputting coordinates.

三次元空間上の現在の位置32は、カーソルによって表
示画面13上に表示されている。第3図に示すように、
現在のカーソル位置を通る二次元平面31は表示画面に
網目状に表示され、マウスのトラックボール22を回転
させることによって傾きを変えることができる。初期状
態では、二次元平面31の傾きはxy平面36、すなわ
ち水平面の傾きと等しい。
The current position 32 in the three-dimensional space is displayed on the display screen 13 by a cursor. As shown in Figure 3,
A two-dimensional plane 31 passing through the current cursor position is displayed in the form of a mesh on the display screen, and its inclination can be changed by rotating the trackball 22 of the mouse. In the initial state, the inclination of the two-dimensional plane 31 is equal to the inclination of the xy plane 36, that is, the horizontal plane.

二次元平面が決定された後、マウス本体21を移動して
二次元平面上の点33を指定する。この時、マウスの動
き35は、実際のカーソルの動き33をxy平面上に投
影した形となっているため、表示したい点31の現在の
カーソル位置32に対するX7平面の相対座標をマウス
本体21の移動によって入力していることになる。
After the two-dimensional plane is determined, the mouse body 21 is moved to specify a point 33 on the two-dimensional plane. At this time, the mouse movement 35 is a projection of the actual cursor movement 33 onto the xy plane, so the relative coordinates of the point 31 to be displayed on the X7 plane with respect to the current cursor position 32 are calculated using the mouse body 21. You are inputting by moving.

発明の効果 以上のように本発明は、三次元空間内の現在のカーソル
位置を通る平面の傾きを設定する手段を持ち、上記平面
上のカーソル位置と異なる位置を指示する手段を具備す
ることにより、三次元座標の入力を容易に行うことがで
きる。
Effects of the Invention As described above, the present invention has means for setting the inclination of a plane passing through the current cursor position in a three-dimensional space, and means for indicating a position different from the cursor position on the plane. , three-dimensional coordinates can be input easily.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本発明の実施例における三次元座標入力装置の
構成図、第2図は第1図の入力部を構成するマウスの外
観図、第3図は座標入力時のマウスの動作と入力座標の
関係図、第4図は従来の三次元座標入力装置の構成図で
ある。 11・・・・・・入力部、12・・・・・・演算部、1
3・・・・・・表示画面、14・・・・・・平面指示部
、15・・・・・・二次元座標指示部、21・・・・・
・マウス本体、22・・・・・・トラックボール、31
・・・・・・現在のカーソル位置を含む二次元平面、3
2・・・・・・現在のカーソル位置、33・・・・・・
表示したい点。
Fig. 1 is a block diagram of a three-dimensional coordinate input device according to an embodiment of the present invention, Fig. 2 is an external view of a mouse that constitutes the input section of Fig. 1, and Fig. 3 is a diagram showing the operation and input of the mouse when inputting coordinates. The coordinate relationship diagram, FIG. 4, is a configuration diagram of a conventional three-dimensional coordinate input device. 11...Input section, 12...Calculation section, 1
3... Display screen, 14... Plane instruction section, 15... Two-dimensional coordinate instruction section, 21...
・Mouse body, 22...Trackball, 31
・・・・・・Two-dimensional plane containing the current cursor position, 3
2...Current cursor position, 33...
The point you want to display.

Claims (1)

【特許請求の範囲】[Claims] 三次元空間内の現在のカーソル位置を通る平面の傾きを
設定する手段を持ち、上記平面上のカーソル位置と異な
る位置を指示する手段を具備する三次元座標入力装置。
A three-dimensional coordinate input device, comprising means for setting the inclination of a plane passing through a current cursor position in a three-dimensional space, and means for indicating a position different from the cursor position on the plane.
JP62258909A 1987-10-14 1987-10-14 Three-dimensional coordinates input device Pending JPH01100621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62258909A JPH01100621A (en) 1987-10-14 1987-10-14 Three-dimensional coordinates input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62258909A JPH01100621A (en) 1987-10-14 1987-10-14 Three-dimensional coordinates input device

Publications (1)

Publication Number Publication Date
JPH01100621A true JPH01100621A (en) 1989-04-18

Family

ID=17326715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62258909A Pending JPH01100621A (en) 1987-10-14 1987-10-14 Three-dimensional coordinates input device

Country Status (1)

Country Link
JP (1) JPH01100621A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03175525A (en) * 1989-12-04 1991-07-30 Sanyo Electric Co Ltd Three-dimensional coordinate input device
JPH05173705A (en) * 1991-12-20 1993-07-13 Kubota Corp Mouse for inputting attitude for three-dimensional model

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03175525A (en) * 1989-12-04 1991-07-30 Sanyo Electric Co Ltd Three-dimensional coordinate input device
JPH05173705A (en) * 1991-12-20 1993-07-13 Kubota Corp Mouse for inputting attitude for three-dimensional model

Similar Documents

Publication Publication Date Title
JPH03192471A (en) Interactive computer graphic apparatus for executing precision drawing
CA2420081A1 (en) Control of depth movement for visual display with layered screens
JP2003270719A (en) Projection method, projector, and method and system for supporting work
US20030206166A1 (en) Program and apparatus for displaying graphical objects
US20020180809A1 (en) Navigation in rendered three-dimensional spaces
JPH11232010A (en) Method and device for three-dimensional instruction
JPH01100621A (en) Three-dimensional coordinates input device
JPH04128877A (en) Crt display device
JPS62256125A (en) Display controller
JPH03175525A (en) Three-dimensional coordinate input device
JP2928563B2 (en) Scroll method
JPS62137038A (en) Three-dimensional display apparatus
JPH0337946A (en) Observation position display method for scanning type electronic microscope
JPH06231226A (en) Device and method for setting three-dimensional position in compouter graphics device
JPS62182829A (en) Input system for 3-dimensional coordinates
JPH06250777A (en) Three-dimensional position indicating device
JPS6111842A (en) Picture display device
JPS59182077A (en) Instructing device for environment of work
JPH01320583A (en) Plotting editor
JPH04222073A (en) Visual point position inputting device
JPS63131224A (en) Coordinate input system
JPS60175138A (en) Cursor control device
JPS63172384A (en) Through-vision projection system
JPH02183293A (en) Scrolling control system of display device
JPH01306894A (en) Display processor