Game Machine Pose Control for Seamless Player Object Recovery

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Solution Overview

Problem

Conventional game machines experience interruptions and player disorientation when a player object is overturned or spun, as the screen display is not smoothly transitioned back to a playable state, and the direction of the spun object is not fixed, leading to potential wrong reorientation.

Innovation Solution

A game machine and program with a pose control section, overturn determination and processing sections that automatically recover the player object to a playable state by controlling its pose and orientation, ensuring seamless screen transitions and correct reorientation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the overturned race kart is temporarily deleted from the screen or the screen is blacked out, then the race kart can recover to an upright state, but the screen display is not smoothly transitioned and the player experiences interruption

Engineering Contradiction:
Improvegame continuityVSAvoidplayer immersion
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The game machine determines the traveling direction of the spun race kart in advance (before the spin occurs) and stores this information. When the spin happens, the pre-determined direction is automatically applied, eliminating the need for screen blacking out or deletion and ensuring smooth visual transition while maintaining game continuity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The game machine creates a virtual copy of the race kart's pre-spin state (including its traveling direction) and applies this copied information after the spin. This allows the race kart to reappear in the correct orientation without interrupting the screen display, resolving the contradiction between reliable recovery and player immersion

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If the direction of the spun race kart is not fixed, then the race kart can rotate freely, but the player has to determine the travel direction and may make wrong determination causing reverse direction travel

Engineering Contradiction:
Improvespin movement freedomVSAvoidtravel direction accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The game machine uses feedback from the pre-spin traveling direction to control the post-spin orientation. By storing the direction before spin and automatically applying it after spin, the system ensures the race kart travels in the correct direction, eliminating player determination errors while preserving spin freedom

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The traveling direction is determined and stored in advance (before the spin occurs). This preliminary determination ensures that when the spin happens, the correct direction is already established, preventing wrong determinations and reverse direction travel while allowing free spin movement

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8360879B2Game machine and game program for overturning or spinning a player object on a display screen
Publication Date: 2013.01.29 NINTENDO CO LTD
  • US8360879B2 patent drawing
  • US8360879B2 patent drawing
  • US8360879B2 patent drawing

AI summary

In an overturn determination process, it is determined that a race kart that is a player object is to be overturned if the race kart is changed into a predetermined pose. In an overturn process, the race kart is forcedly overturned and spun only during a first predetermined time period T1 by experiencing external forces that causes an overturn, and the race kart is rotated by inertia only during a second predetermined time period T2 without experiencing the external forces. Then, a process is performed for bringing the direction of the player kart's height close to the normal vector of the ground and bringing the traveling direction of the race kart close to the pre-overturn traveling direction, whereby the race kart is recovered to a state capable of running again. While the race kart is overturned, an operation control process is not performed, and an operation input from the controller is not accepted.