7.8: Objects and Images - p5.js Tutorial | Summary and Q&A

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October 9, 2015
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The Coding Train
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7.8: Objects and Images - p5.js Tutorial

TL;DR

Learn to dynamically load and display images in p5.js objects based on user interaction.

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Key Insights

  • ❓ Preload images using the preload function in p5.js for availability during setup.
  • 😒 Use arrays to store images and associate them with objects dynamically.
  • ❓ Implement random selection of images for objects to introduce variety.
  • ❓ Utilize concatenation to dynamically load images with varying filenames.
  • ❓ Enhance object interactions by incorporating images for more engaging visual displays.
  • 🧘 Consider image modes like Center to control the display position of images.
  • 📁 Optimize image loading by naming files systematically for easier association.

Questions & Answers

Q: How can images be loaded and displayed in p5.js objects?

Images can be loaded using the preload function and displayed by replacing shapes with the image function in the display method of objects.

Q: How can multiple images be associated with different objects in p5.js?

By storing images in an array and passing the desired image to each object during its creation, different images can be displayed for each object.

Q: How can random selection of images be implemented in p5.js objects?

By using the random function to select an index from the image array dynamically, different images can be assigned to objects based on user interaction.

Q: Can images be loaded dynamically from different filenames in p5.js?

Yes, by concatenating filenames with indexes using the plus operator, images can be loaded dynamically based on the index in the image array.

Summary & Key Takeaways

  • Objects in JavaScript and p5.js can be enhanced by loading and displaying images.

  • Images can be loaded from files and associated with objects using a dynamic approach.

  • By utilizing arrays and random selection, different images can be displayed for each object.

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