Game Development with Python and Pygame

6.

Collision Detection

6.1.

Basic Collision Concepts

6.1.1.

Types of Collisions in 2D Games

6.1.2.

Importance of Collision Detection

6.1.3.

Performance Considerations

6.2.

Rectangle-Based Collision

6.2.1.

Rect.colliderect() for Two Rectangles

6.2.1.1.

Detecting Overlap Between Rects

6.2.2.

Rect.collidepoint() for a Point and a Rectangle

6.2.2.1.

Checking if a Point is Inside a Rect

6.2.3.

Rect Collision Methods

6.2.3.1.

6.2.3.2.

collidelistall()

6.2.3.3.

6.3.

Sprite Group Collision Functions

6.3.1.

pygame.sprite.spritecollide()

6.3.1.1.

Detecting Collisions with Groups

6.3.1.2.

Optional Pixel-Perfect Checks

6.3.1.3.

Collision Callbacks

6.3.2.

pygame.sprite.groupcollide()

6.3.2.1.

Handling Multiple Collisions

6.3.2.2.

Managing Collision Results

6.3.3.

pygame.sprite.spritecollideany()

6.3.3.1.

Checking for Any Collision

6.4.

Pixel-Perfect Collision

6.4.1.

6.4.1.1.

Creating Masks from Surfaces

6.4.1.2.

Mask Overlap Detection

6.4.2.

The pygame.sprite.collide_mask() Function

6.4.2.1.

Integrating Masks with Sprites

6.4.3.

Mask Performance Optimization

6.4.3.1.

When to Use Pixel-Perfect Collision

6.5.

Advanced Collision Techniques

6.5.1.

Spatial Partitioning

6.5.1.1.

Grid-Based Collision Detection

6.5.2.

Collision Layers

6.5.2.1.

Managing Different Collision Types

6.5.3.

Continuous Collision Detection

6.5.3.1.

Preventing Tunneling

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