Unified Virtual Joystick for Simultaneous Camera and Skill Casting

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Solution Overview

Problem

Current control methods for virtual objects in mobile games suffer from low efficiency due to the need for sequential touch operations to adjust the game perspective and cast skills, limiting the ability to control both actions simultaneously.

Innovation Solution

A control method and apparatus that displays a target control in a virtual scene, overlaying an operation prompt layer to indicate the casting action range, allowing the user to adjust the perspective and cast items with a single operation by detecting touch positions and adjusting the display area accordingly, enabling simultaneous control of the virtual object's action range and perspective.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If sequential touch operations are used to adjust game perspective and cast skills, then control accuracy is maintained, but control efficiency deteriorates

Engineering Contradiction:
Improvecontrol efficiencyVSAvoidoperation complexity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent merges the perspective adjustment function and skill casting function into a single unified touch operation. The virtual joystick is designed to simultaneously control both the camera angle and the skill trajectory, allowing players to perform both actions with one continuous gesture rather than requiring separate sequential operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The virtual joystick is designed as a multi-functional control element that serves dual purposes: adjusting the game perspective/camera angle and controlling the casting trajectory of skills. This universal control mechanism eliminates the need for separate controls for each function, thereby improving operational efficiency.

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

2Loss of time

If separate touch operations are used for perspective adjustment and skill casting, then functional independence is maintained, but time consumption increases

Engineering Contradiction:
Improveoperation timeVSAvoidcontrol structure
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent combines multiple control functions into a single virtual joystick interface. The unified control structure processes both perspective adjustment and skill casting commands through one touch interaction, reducing the total operation time while managing control complexity through integrated design.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The control system operates in multiple dimensional spaces simultaneously - the virtual joystick handles both camera orientation (perspective) and skill trajectory (casting direction) within a single interactive framework, effectively adding functional dimensions without requiring additional separate controls.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20240342604A1Control method and apparatus for virtual object, storage medium, and electronic device
Publication Date: 2024.10.17 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US20240342604A1 patent drawing
  • US20240342604A1 patent drawing
  • US20240342604A1 patent drawing

AI summary

In a control method for a virtual object, a target control is displayed in a display interface of a first virtual scene. The first virtual scene corresponds to a first perspective of a target virtual object. An operation prompt based on the first perspective on the target control is displayed based on a touch operation. The operation prompt is configured to display a casting action range of a target virtual item. Casting preview information of the target virtual item is displayed in the first virtual scene when the touch operation stops at a first stop position in the operation prompt. The first virtual scene displayed in the display interface is adjusted to a second virtual scene. The second virtual scene corresponds to a second perspective of the target virtual object.