Virtual Element Appearance Adaptation for Depth Perception Assistance
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Solution Overview
Problem
Individuals with visual perception issues, particularly depth perception problems, face challenges in engaging with video games due to the reliance on stereoscopic vision for depth perception, making it difficult to interact with virtual elements accurately.
Innovation Solution
A visual perception assistance apparatus and method that adapts the appearance of virtual elements in video games based on their distance from a predetermined location, using rendering, selection, and adaptation units to enhance visual distinction for users with depth perception issues.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If video games rely on stereoscopic vision for depth perception, then visual realism and immersion are improved, but accessibility for users with visual perception issues deteriorates
Solution Approach 1:
The patent applies local quality by modifying specific visual properties of virtual elements based on their depth position. Different depth zones are assigned different visual characteristics (e.g., brightness, color, size) to provide depth information without altering the overall realistic appearance of the game. This allows users with visual perception issues to perceive depth through enhanced local visual cues while maintaining the game's visual realism for other users.
Solution Approach 2:
The patent introduces an intermediary processing layer between the game engine and display that translates depth information into enhanced visual cues. This intermediary system analyzes the three-dimensional position of virtual elements and applies adaptive visual modifications (such as brightness adjustment, color enhancement, or size modification) to make depth perception easier for users with visual impairments, thereby bridging the gap between stereoscopic realism and accessibility.
2Ease of operation
If visual elements are adapted to assist depth perception, then accessibility is improved, but visual realism and immersion may deteriorate
Solution Approach 1:
The patent implements dynamics by making visual adaptations conditional and adjustable rather than static. The system can dynamically adjust the strength and type of visual enhancements based on user preferences, game context, and detected needs. Users can modify adaptation parameters in real-time, allowing them to optimize the balance between accessibility assistance and visual realism according to their specific requirements and the gaming situation.
Solution Approach 2:
The patent applies parameter changes by modifying specific visual parameters (brightness, color, size, contrast) of virtual elements based on their depth position. Rather than fundamentally altering the visual representation, the system adjusts these parameters selectively to enhance depth perception cues. This approach maintains visual realism while providing sufficient contrast and differentiation for users with visual perception issues to accurately perceive spatial relationships.
3Ease of operation
If appearance adaptation is applied to all virtual elements, then depth perception assistance is maximized, but computational complexity and processing load increase
Solution Approach 1:
The patent applies segmentation by dividing the virtual environment into discrete depth zones or regions. Instead of processing every single virtual element uniformly, the system segments elements based on their depth position and applies adaptation only to relevant segments. This segmentation strategy reduces computational complexity by focusing processing resources on elements that require depth perception assistance while minimizing unnecessary processing of elements that do not benefit from adaptation.
Solution Approach 2:
The patent implements partial action by selectively adapting only those virtual elements that fall within specific depth zones or meet certain criteria, rather than applying adaptation to all elements without distinction. This selective approach reduces the overall computational burden while still providing sufficient depth perception assistance for elements where it is most needed, balancing accessibility improvement with computational efficiency.
Data Source
AI summary
A visual perception assistance apparatus includes a rendering unit configured to render, for display, a virtual environment, the virtual environment comprising one or more virtual elements; a selection unit configured to select one or more of the virtual elements; and an adapting unit configured to, for a given selected virtual element, adapt one or more aspects associated with an appearance of the given selected virtual element in dependence upon a distance between the given selected virtual element and a predetermined location within the virtual environment.

