Interactive 3D Image Rendering With Dynamic Depth and Node Rotation

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Solution Overview

Problem

Existing image rendering technologies fail to achieve a dynamically changing three-dimensional rendering effect as the rendering object moves along a trajectory, lacking a suitable solution for depth variation and curved movements during user interactions.

Innovation Solution

An image rendering method that updates depth information and coordinates of nodes in a three-dimensional model in real-time based on user interactions, using a preset model node rotation strategy to render the object with dynamic depth changes and curved motions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If depth information is updated for each frame during rendering, then the three-dimensional dynamic rendering effect is improved, but the computational complexity increases

Engineering Contradiction:
Improverendering precisionVSAvoidcomputational complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The rendering system segments the three-dimensional model into multiple nodes, allowing independent depth information updates for each node based on their specific positions and movement trajectories. This segmentation enables selective processing that improves rendering precision while managing computational complexity by focusing calculations on relevant nodes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary actions by pre-calculating depth information changes and node coordinate transformations before final rendering. By preparing depth offsets and coordinate transformations in advance, the system achieves high-quality three-dimensional dynamic rendering while reducing real-time computational burden.

Inventive Principle:
Principle #10Preliminary action

2Shape

If nodes are controlled to rotate during coordinate updating, then the curved movement effect is improved, but the rendering complexity increases

Engineering Contradiction:
Improvemovement trajectoryVSAvoidrendering complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The system applies curvature principles by controlling nodes to rotate during coordinate updates, transforming straight-line movements into curved trajectories. This rotation mechanism creates natural spiral and curved movement patterns that enhance the visual realism of the rendering while maintaining manageable complexity through systematic node transformation rules.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Adaptability or versatility

If real-time depth information updates are performed for interactive operations, then the interactivity is improved, but the processing time increases

Engineering Contradiction:
ImproveinteractivityVSAvoidprocessing time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system maintains continuous depth information updates synchronized with the rendering frame rate, ensuring smooth interactive responses without interruption. By continuously updating depth offsets and node coordinates in sync with frame rendering, the system achieves high interactivity while optimizing processing time through efficient real-time calculation pipelines.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS20250232513A1Image rendering method, electronic device, and storage medium
Publication Date: 2025.07.17 BEIJING ZITIAO NETWORK TECH CO LTD
  • US20250232513A1 patent drawing
  • US20250232513A1 patent drawing
  • US20250232513A1 patent drawing

AI summary

The present disclosure provides an image rendering method and apparatus, a device, and a medium. The method including: in response to acquiring an interactive operation instruction from a user to control movement of a target rendering object, updating depth information of a first node; determining target coordinates of the first node in a world coordinate system, according to the depth information and screen coordinates of a movement trajectory corresponding to the interactive operation instruction; and based on the target coordinates and world coordinate system coordinates of a plurality of nodes, concurrently updating world coordinate system coordinates of the plurality of nodes, and controlling the plurality of nodes to rotate according to a preset model node rotation strategy to render the target rendering object.