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Today, we’re going to explore a lighting technique that mimics the natural beauty of the sky and ground: the . Imagine standing in a lush meadow at sunrise. The sky above is a soft blue, while the ground beneath you glows with a warm, golden hue. This is the magic of HemisphereLight—it creates a gentle, ambient glow that feels natural and harmonious. Let’s dive in and learn how to use it to elevate your 3D scenes!
In the real world, light doesn’t just come from a single source like the sun or a lamp. It bounces off surfaces, creating a soft, diffused glow that fills the environment. A in simulates this effect by blending two colors: one for the sky and one for the ground. It’s perfect for creating natural-looking outdoor scenes or adding a subtle ambient glow to indoor environments.
Here’s a real-life example: Picture yourself on a beach at dusk. The sky is a deep blue, while the sand reflects a warm orange tone. Together, these colors create a serene, balanced atmosphere. In , a can recreate this effect, giving your scenes a natural and immersive feel.
is a fantastic tool for:
Let’s get started! Here’s how you can add a to your scene:
As always, we need a scene, a camera, and a renderer. If you’re new to , this is the foundation of any project.
Now, let’s create the . You’ll need to specify two colors: one for the sky and one for the ground.
// Hemisphere light with sky and ground colors
const hemisphereLight = new THREE.HemisphereLight(0x00d5ff, 0xff00ea, 2); // Sky color, ground color, intensity
scene.add(hemisphereLight);Okay, also has a helper .
Official DocsLet’s add a
Now that you’ve added a basic , let’s explore some ways to customize it:
Let’s connect this to real-world scenarios:
Congratulations! You’ve just unlocked the power of in . By mastering this tool, you can create natural, immersive lighting that brings your 3D scenes to life. Whether you’re crafting a serene landscape, a cozy room, or a fantastical world, HemisphereLight is your go-to for achieving a balanced and harmonious glow.