Game Character Customization via Iterative Candidate Selection

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Solution Overview

Problem

Conventional methods for creating character objects in virtual game spaces require users to select multiple part objects, making the process cumbersome and inconvenient, especially for those not skilled in drawing or painting.

Innovation Solution

A game program that generates and allows users to combine part objects to create character objects by iteratively selecting and modifying reference and candidate character objects, reducing the need for individual part object selection and simplifying the creation process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users select part objects one by one based on their perception to create character objects, then the character object can be customized to match user preferences, but the procedure becomes troublesome and time-consuming

Engineering Contradiction:
Improvecharacter customizationVSAvoidcreation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system pre-generates multiple candidate character objects with various combinations of part objects before user selection. This preliminary creation of diverse character options allows users to directly select from ready-made candidates rather than assembling characters piece by piece, significantly reducing creation time while maintaining customization capability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates multiple copy variations of character objects with different part object combinations. Instead of requiring users to create characters from scratch, the system provides copied and modified versions as candidates, allowing rapid selection and iteration without repeating the entire creation process.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If users select multiple part objects individually to form a character object, then the character can be precisely customized, but the operational complexity increases

Engineering Contradiction:
Improvecharacter customizationVSAvoidselection process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system merges multiple part object selections into pre-combined candidate character objects. Instead of requiring users to independently select each part object (head, body, limbs, etc.), the system presents integrated candidate characters that combine multiple parts, simplifying the selection process to a single choice while maintaining overall customization.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system segments the character creation process into two distinct stages: (1) automated generation of multiple candidate characters with varied part object combinations, and (2) user selection from these candidates. This segmentation separates the complex combinatorial work from the user interaction, reducing operational complexity.

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If the system provides pre-defined part objects for selection, then storage capacity is reduced, but users who are not good at drawing or painting find it difficult to create desired objects

Engineering Contradiction:
Improvestorage capacityVSAvoidobject creation ease
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The system varies parameters of pre-defined part objects (such as colors, sizes, shapes, and combinations) to generate diverse candidate character objects. By changing these parameters systematically, the system creates visually distinct candidates from the same base part objects, providing users with more variety without requiring additional storage space for completely different asset sets.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system applies different local qualities (variations in specific attributes like color, size, or style) to different parts of candidate character objects. This allows the same set of base part objects to produce diverse candidates by modifying local characteristics, maintaining storage efficiency while improving user choice and ease of creating desired characters.

Inventive Principle:
Principle #3Local quality

Data Source

PatentEP1900405B1Storage medium having game program stored thereon and game apparatus
Publication Date: 2017.11.22 NINTENDO CO LTD
  • EP1900405B1 patent drawingFigure 1
  • EP1900405B1 patent drawingFigure 2
  • EP1900405B1 patent drawingFigure 3

AI summary

A reference character is generated by combining part objects prepared for each site. At least one candidate character object is generated by changing at least one part object among the part objects used in the reference character object. The reference character object and the candidate character object are displayed by a display device, and an input for selection from a user is accepted. Next, a site for which different part objects are used between the selected character object and the reference character object is determined. A new character object is generated by changing the part object used for the determined site with priority. The selected character object is displayed as the reference character, and the newly generated character is displayed as the candidate character.