Three-dimensional man-machine interaction display and control method for power grid operation monitoring

• US 20140132606A1
• Filed: 11/11/2013
• Published: 05/15/2014
• Est. Priority Date: 11/15/2012
• Status: Abandoned Application

• Current Assignee: Beijing Kedong Electric Power Control System Company Limited
• Original Assignee: Beijing Kedong Electric Power Control System Company Limited
• Inventors: ZHANG, Liang, ZHANG, Bo, WANG, Lili, WANG, Wen, ZHAO, Lin, SHANG, Xuewei, SUN, Pai, WANG, Zan, YU, Jianming, JIN, Fenlan, HU, Shaoxin, SUN, Liqing, WANG, Xiaochun, JIN, Xin, LIU, Yan, CHENG, Dachuang
• Application Number:
  US14/076,291
• Publication Number:
  US 20140132606A1
• Time in Patent Office: Days
• US Class Current: 345/427
• CPC Class Codes: G06F 3/04815 Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object
• CPC Class Codes: G06T 19/00 Manipulating 3D models or images for computer graphics
• CPC Class Codes: H02J 2203/20 Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]

Abstract

The present invention discloses a three-dimensional man-machine interaction display and control method for power grid operation monitoring, which includes the following steps: drawing a picture in a two-dimensional plane by using a dual-buffer mechanism; reading the picture drawn in the two-dimensional plane, and drawing the picture in a three-dimensional space; detecting an interaction event in the three-dimensional space, and determining a type of a component in an operation panel; delivering the interaction event between the three-dimensional space and the two-dimensional plane, and processing the interaction event according to the component type; and reading the picture drawn by the component in the two-dimensional plane, and updating a corresponding image in the three-dimensional space. The present invention solves the problem of introducing the alarm images into the three-dimensional space.

Claims

1. A three-dimensional man-machine interaction display and control method, comprising the following steps:

drawing a picture in a two-dimensional plane by using a dual-buffer mechanism;

reading the picture drawn in the two-dimensional plane, and drawing the picture in a three-dimensional space;

detecting an interaction event in the three-dimensional space, and determining a type of a component in an operation panel;

delivering the interaction event between the three-dimensional space and the two-dimensional plane, and processing the interaction event according to the component type; and

reading the picture drawn by the component in the two-dimensional plane, and updating a corresponding image in the three-dimensional space.

2. The three-dimensional man-machine interaction display and control method according to claim 1, wherein the step of drawing a picture in a two-dimensional plane by using a dual-buffer mechanism further comprises:

generating a buffer area in a memory according to dimensions of the three-dimensional space;

generating a graphic handle drawn according to a picture in the buffer area; and

drawing a graphic object of the component in the buffer area through the graphic handle.

3. The three-dimensional man-machine interaction display and control method according to claim 1, wherein

the step of drawing a picture in a two-dimensional plane by using a dual-buffer mechanism is implemented by using a dual-buffer mechanism of Java Swing component.

4. The three-dimensional man-machine interaction display and control method according to claim 1, wherein the step of reading the picture drawn in the two-dimensional plane, and drawing the picture in a three-dimensional space further comprises:

reading the picture drawn in the two-dimensional plane in real time by refreshing a thread, and updating image parameters according to dimensions of the three-dimensional space and displaying an image in the three-dimensional space.

5. The three-dimensional man-machine interaction display and control method according to claim 1, wherein the step of detecting an interaction event in the three-dimensional space, and determining a type of a component in an operation panel further comprises:

converting a coordinate in the two-dimensional plane into a coordinate in the three-dimensional space according to a viewport transformation inverse matrix, a projection transformation inverse matrix, and a model transformation inverse matrix;

projecting the coordinate in the three-dimensional space into the two-dimensional plane, and calculating a relative coordinate;

invoking an operation panel in the two-dimensional plane, and calculating the coordinate in the two-dimensional plane according to size of the operation panel in the two-dimensional plane; and

determining a component type according to the coordinate in the two-dimensional plane.

6. The three-dimensional man-machine interaction display and control method according to claim 1, wherein

the component type is one of a button, a radio button, a checkbox, a textbox, a list, a tree, a combo box, a table, or a tool bar.

7. The three-dimensional man-machine interaction display and control method according to claim 1, wherein the step of delivering the interaction event, and processing the interaction event according to the component type further comprises:

delivering the interaction event from the three-dimensional space to the two-dimensional plane according to a type of the interaction event, the calculated relative coordinate, the operation panel in the two-dimensional plane, and the component type;

converting the interaction event into an interaction operation to be performed on the component in the two-dimensional plane;

simulating a corresponding interaction operation in the two-dimensional plane; and

responding to the interaction operation and updating an picture drawn in the two-dimensional plane.

8. The interaction method according to claim 1, wherein the step of reading the picture drawn by the component in the two-dimensional plane, and updating a corresponding image in the three-dimensional space further comprises:

reading the picture drawn in the two-dimensional plane in real time by refreshing a thread, and updating the corresponding image in the three-dimensional space by updating parameters.