Virtual Scene Element Placement Using Density-Based Distribution

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Solution Overview

Problem

Conventional scene element rendering technologies result in monotonously repeated distributions of scene elements, leading to poor integration and rendering effects in virtual scenes.

Innovation Solution

A method and apparatus that acquire scene element density distribution information, determine element density values, and render scene elements at specific positions based on these values to create a more natural and integrated distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If scene elements are generated individually or in cell form, then the generation process is simple, but the distribution becomes monotonously repeated and rendering effects are poor

Engineering Contradiction:
Improvescene element generation simplicityVSAvoidscene element distribution naturalness
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The patent applies local quality by determining different element density values for different candidate positions within the target region. Instead of uniform distribution, the system calculates density values based on local characteristics (such as distance to edges, corners, or other reference points) to create varied distribution patterns that naturally integrate scene elements into the virtual scene.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes the parameter of element density distribution by introducing density values that vary across different positions. The system transforms the generation process from fixed cell-based placement to variable density-based placement, where density values are calculated using mathematical functions involving position coordinates, thereby achieving more natural and diverse distribution patterns.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If scene elements are distributed uniformly, then the generation process is straightforward, but the integration into virtual scene is poor

Engineering Contradiction:
Improvescene element generation efficiencyVSAvoidscene element integration quality
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies preliminary action by pre-calculating element density values for multiple candidate positions before final scene element generation. The system determines density values in advance based on the target region's characteristics and uses these pre-computed values to guide the placement process, ensuring high integration quality while maintaining generation efficiency.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements feedback mechanisms by continuously monitoring and adjusting element density values based on the target region's spatial characteristics. The system uses feedback from position coordinates, distance calculations, and density value comparisons to optimize the distribution pattern, ensuring that generated scene elements naturally integrate with the virtual scene environment.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12499640B2Scene element processing method and apparatus, device, and medium
Publication Date: 2025.12.16 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US12499640B2 patent drawing
  • US12499640B2 patent drawing
  • US12499640B2 patent drawing

AI summary

This application relates to a scene element processing method performed by a computer device. The method includes: displaying a virtual scene including a target region; in response to a scene element update operation on the target region, acquiring scene element density distribution information corresponding to the target region; determining element density values corresponding to candidate positions in the target region based on the scene element density distribution information; and rendering a scene element at an element generation position determined from the candidate positions based on the element density values.