Projection Mapping Color Feedback for Attraction Alignment
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Solution Overview
Problem
Maintaining desirable projection of images onto props in attraction systems is challenging due to positional changes, leading to misalignment and incorrect image projection, which affects the immersive environment.
Innovation Solution
A control system with sensors to measure and compare color properties of projected images with target properties, adjusting projector and prop positions to ensure alignment and accurate image projection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If projection mapping is used to enhance attraction presentations, then visual appeal and engagement are improved, but synchronization accuracy between projections and attraction elements deteriorates due to complex coordinate transformations
Solution Approach 1:
The system performs preliminary actions by pre-calculating and storing coordinate transformation data during an initialization phase. The processor maps attraction element coordinates to projection surface coordinates in advance, creating a lookup table that enables real-time synchronized projection without complex calculations during operation, thus maintaining both visual appeal and synchronization accuracy
Solution Approach 2:
The system dynamically adjusts projection parameters based on real-time data from sensors and controllers. The coordinate transformation system adapts to changes in attraction element positions, lighting conditions, and camera angles by continuously updating transformation matrices, ensuring synchronized projection maintains accuracy while presenting visually appealing dynamic effects
2Measurement precision
If multiple sensors and controllers are integrated for comprehensive attraction monitoring, then control accuracy is improved, but system complexity increases
Solution Approach 1:
The system merges multiple sensors and controllers into a unified control architecture where the processor integrates data from cameras, position sensors, and environmental sensors into a single coordinate transformation framework. This consolidation maintains comprehensive monitoring capability while reducing the number of independent control loops and simplifying system integration
Solution Approach 2:
The coordinate transformation system serves multiple functions simultaneously: it maps sensor data to projection coordinates, synchronizes multiple projection surfaces, adjusts for camera perspectives, and compensates for environmental variations. This multi-functionality reduces the need for separate specialized systems, thereby maintaining control accuracy while reducing overall system complexity
Data Source
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AI summary
An attraction system includes a sensor configured to determine a measured color property of a portion of an image projected by a projector onto a projection surface of the attraction system and a control system communicatively coupled to the sensor. The control system is configured to receive, from the sensor, data indicative of the measured color property and operate the attraction system based on a comparison between the measured color property and a target color property associated with the sensor.