Contributing Guide

Thank you for your interest in contributing to GPUPixel! This guide will help you get started with contributing to our project.

Ways to Contribute

Code Contributions

1. Fork and Clone

   • Fork the GPUPixel repository
   • Clone your fork locally

2. Create a Branch

   • Create a new branch for your feature or fix
   • Use clear, descriptive branch names

3. Make Changes

   • Follow our coding style and guidelines
   • Write clear commit messages
   • Add tests if applicable

4. Submit Pull Request

   • Ensure your PR description clearly explains the changes
   • Link any related issues

Documentation

• Fix typos or clarify existing documentation
• Add missing documentation for features
• Translate documentation to other languages
• Improve code demo

Bug Reports

When reporting bugs:

• Use the issue template
• Include clear steps to reproduce
• Provide system information
• Add screenshots if applicable

Feature Requests

When suggesting features:

• Explain the problem you're trying to solve
• Describe the feature and its benefits
• Consider implementation complexity

Development Setup

1. Prerequisites

   • C++11 compiler
   • CMake 3.10+
   • OpenGL/ES development environment

2. Build Instructions

   git clone https://github.com/YOUR_USERNAME/gpupixel.git
   cd gpupixel
   mkdir build && cd build
   cmake ..
   make

Code Style Guidelines

We follow the Google C++ Style Guide with some modifications:

General Rules

• Use C++11 features appropriately
• Follow existing code formatting
• Add comments for complex logic
• Keep functions focused and concise

Specific Guidelines

• Use 4 spaces for indentation, not tabs
• Maximum line length is 100 characters
• Use camelCase for variable and function names
• Use PascalCase for class names
• Use UPPER_CASE for constants and macros
• Place opening braces on the same line
• Add spaces around operators and after commas

Example

class MyClass {
public:
    void doSomething(const std::string& inputParam) {
        if (inputParam.empty()) {
            return;
        }
        
        int someValue = calculateValue(inputParam);
        processResult(someValue);
    }
    
private:
    static const int MAX_VALUE = 100;
    std::string className_;
};

Testing

• Ensure existing tests pass
• Test on multiple platforms if possible

Community Guidelines

• Be respectful and inclusive
• Help others in discussions
• Follow our code of conduct
• Give credit where due

Getting Help

• Ask questions in GitHub Discussions
• Contact maintainers via email

License

By contributing to GPUPixel, you agree that your contributions will be licensed under the Apache-2.0 License .