Create BlurUtils.kt #12
Conversation
![gemini-code-assist[bot]](https://avatars.githubusercontent.com/in/956858?s=60&v=4){kind=small}
There was a problem hiding this comment.
Hello @BzCoder, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!
Summary of Changes
This pull request introduces a new utility class, BlurUtils.kt, which provides methods for blurring images. It includes two blurring algorithms: one using RenderScript for potentially faster performance (rsBlur) and another implemented in pure Java (blur). Additionally, it contains a simple sum function and a composable function for drawing circles using Compose.
Highlights
- Blurring Algorithms: Implements two methods for blurring images:
rsBlurusing RenderScript andblurusing a Java-based algorithm. - Utility Functions: Includes a
sumfunction (although it currently subtracts instead of adds) and aMyThreeSquarecomposable function for drawing circles. - File Creation: Creates a new file
BlurUtils.ktto house the blurring utilities.
Changelog
- app/src/main/java/me/bzcoder/webview/utils/BlurUtils.kt
- Created the file
BlurUtils.kt. - Added
rsBlurfunction for blurring images using RenderScript. - Added
blurfunction for blurring images using a Java-based algorithm. - Added
sumfunction which currently subtracts two integers. - Added
MyThreeSquarecomposable function for drawing circles using Compose.
- Created the file
Using Gemini Code Assist
The full guide for Gemini Code Assist can be found on our documentation page, here are some quick tips.
Invoking Gemini
You can request assistance from Gemini at any point in your pull request via creating an issue comment (i.e. comment on the pull request page) using either /gemini <command> or @gemini-code-assist <command>. Below is a summary of the supported commands.
| Feature | Command | Description |
|---|---|---|
| Code Review | /gemini review |
Performs a code review for the current pull request in its current state. |
| Pull Request Summary | /gemini summary |
Provides a summary of the current pull request in its current state. |
| Comment | @gemini-code-assist | Responds in comments when explicitly tagged, both in issue comments and review comments. |
| Help | /gemini help |
Displays a list of available commands. |
Customization
To customize Gemini Code Assist for GitHub experience, repository maintainers can create a configuration file and/or provide a custom code review style guide (such as PEP-8 for Python) by creating and adding files to a .gemini/ folder in the base of the repository. Detailed instructions can be found here.
Limitations & Feedback
Gemini Code Assist is currently in preview and may make mistakes. Please leave feedback on any instances where its feedback is incorrect or counter productive. You can react with 👍 and 👎 on @gemini-code-assist comments to provide feedback.
You can also get AI-powered code generation, chat, as well as code reviews directly in the IDE at no cost with the Gemini Code Assist IDE Extension.
A blur, a haze,
Pixels blend in subtle ways,
Focus softly lost.
Footnotes
-
Review the Privacy Notices, Generative AI Prohibited Use Policy, Terms of Service, and learn how to configure Gemini Code Assist in GitHub here. Gemini can make mistakes, so double check it and use code with caution. ↩
There was a problem hiding this comment.
Code Review
The pull request introduces a new utility class BlurUtils.kt with methods for blurring images. It includes both a RenderScript-based blur and a more complex, custom blur implementation. There are also some other functions that don't seem directly related to blurring images. Overall, the code seems functional, but there are some areas for improvement in terms of clarity, efficiency, and organization.
Summary of Findings
- Incorrect function implementation: The
sumfunction is implemented as subtraction instead of addition, which is likely a bug. - Unrelated composable function: The
MyThreeSquarecomposable function is unrelated to the blurring functionality and should be placed in a more appropriate location. - Potential performance issues in
blurfunction: Theblurfunction uses nested loops and array manipulations that could be inefficient for large images. Consider using more optimized algorithms or libraries for image processing.
Merge Readiness
The pull request is not ready for merging due to a critical bug in the sum function and the presence of unrelated code. The potential performance issues in the blur function should also be addressed before merging. I am unable to directly approve this pull request, and recommend that others review and approve this code before merging.
| fun sum(a:Int,b:Int):Int{ | ||
| return a-b | ||
| } |
There was a problem hiding this comment.
The sum function is implemented as subtraction instead of addition. This is likely a bug and should be corrected.
It should be return a + b.
return a + b| * @author sunfusheng on 2018/6/25. | ||
| */ | ||
| object BlurUtils { | ||
| fun rsBlur(context: Context?, toTransform: Bitmap, radius: Int): Bitmap { |
There was a problem hiding this comment.
Consider adding a check for context == null in rsBlur to prevent a potential NullPointerException. Also, it might be good to add a check for the radius to be non-negative.
| @Composable | ||
| fun MyThreeSquare() { | ||
| Column { | ||
| DrawCircle(color = Color.Blue, radius = 50f) // Basic blue circle | ||
| DrawCircle(color = Color.Yellow, radius = 75f, style = Stroke(width = 3f)) // Yellow circle with a border | ||
| DrawCircle(color = Color.Cyan, radius = 120f, center = Offset(150f, 150f)) // Cyan circle with custom center | ||
| } | ||
| } |
There was a problem hiding this comment.
The MyThreeSquare composable function is unrelated to the blurring functionality and should be placed in a more appropriate location, such as a UI-related file or a separate composables file. Keeping utilities focused on their core purpose improves maintainability.
No description provided.