AI Virtual Object Aging System for Game Assets

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Solution Overview

Problem

Traditional game development approaches require significant manual effort and time to age virtual objects, as developers must manually simulate aging effects by changing visual parameters and applying weathering effects, making it challenging to efficiently generate realistic aging of virtual objects over time.

Innovation Solution

A virtual object aging system utilizing artificial intelligence and machine learning algorithms, specifically a generator and discriminator neural network model, applies aging effects to textures and deforms 3D object meshes based on weathering effects, allowing for automated and efficient aging of virtual objects across different time periods.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual authoring and modification of visual characteristics is used to age virtual objects, then the aging effects can be customized and controlled, but the development time and manual effort increase significantly

Engineering Contradiction:
Improveaging effect qualityVSAvoiddevelopment time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system pre-trains generator and discriminator neural network models on extensive datasets of aged and non-aged images across multiple categories (buildings, vehicles, terrain, etc.). This preliminary training enables the models to automatically generate realistic aging effects without requiring manual intervention during actual game development, thus reducing development time while maintaining high-quality aging effects.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses neural networks to automatically copy and transfer aging patterns from trained examples to new virtual objects. The generator model learns from training data how different materials and objects age over time, then applies these learned patterns automatically to game assets, eliminating the need for manual creation of aging effects for each object while preserving visual realism.

Inventive Principle:
Principle #26Copying

2Productivity

If automated neural network models are used to apply aging effects, then the processing speed and efficiency increase, but the computational resources and system complexity increase

Engineering Contradiction:
Improveaging processing efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system divides the aging process into distinct computational stages: image input, mask application (to preserve certain features), generator model processing, discriminator validation, and output generation. This segmentation allows each component to be optimized independently and enables parallel processing of multiple objects, improving overall efficiency while managing system complexity through modular architecture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The neural network models are trained as universal aging generators that can handle multiple object types (buildings, vehicles, terrain, props) and multiple aging conditions (weathering, rust, decay, erosion) within a single system. This multi-functionality reduces the need for separate specialized models for each object type, thereby managing system complexity while maintaining high processing efficiency across diverse game assets.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If aging effects are applied to match different time periods in game worlds, then the visual consistency and immersion improve, but the manual effort to create and modify textures increases

Engineering Contradiction:
Improvevisual consistencyVSAvoidtexture creation effort
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The system dynamically adjusts aging parameters based on the desired time period and environmental conditions. The neural networks can generate different degrees and types of aging (e.g., mild weathering for 10 years vs. severe decay for 100 years) by modifying input parameters, allowing rapid adaptation to different game scenarios without manual texture recreation. This dynamic capability ensures visual consistency across different time periods while eliminating manual texture modification effort.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11410372B2Artificial intelligence based virtual object aging
Publication Date: 2022.08.09 ELECTRONIC ARTS INC
  • US11410372B2 patent drawing
  • US11410372B2 patent drawing
  • US11410372B2 patent drawing

AI summary

Embodiments of the systems and methods described herein provide a virtual object aging system. The virtual object aging system can utilize artificial intelligence to modify virtual objects within a video game to age and/or deteriorate for a certain time period. The virtual object aging system can be used to determine erosion, melting ice, and/or other environmental effects on virtual objects within the game. The virtual object aging system can apply aging, rust, weathering, and/or other effects that cause persistent change to object meshes and textures.