Ecosyste.ms: Awesome
An open API service indexing awesome lists of open source software.
https://github.com/shahramshakiba/realisticrenderer-p14
Realistic Renderer ⁞|⁞ A realistic renderer refers to a setup or configuration that aims to produce images and animations with a high degree of visual realism. ⁞|⁞ ⚪Three.js
https://github.com/shahramshakiba/realisticrenderer-p14
realistic-render rendering threejs
Last synced: 2 days ago
JSON representation
Realistic Renderer ⁞|⁞ A realistic renderer refers to a setup or configuration that aims to produce images and animations with a high degree of visual realism. ⁞|⁞ ⚪Three.js
- Host: GitHub
- URL: https://github.com/shahramshakiba/realisticrenderer-p14
- Owner: ShahramShakiba
- Created: 2024-07-05T16:58:50.000Z (5 months ago)
- Default Branch: main
- Last Pushed: 2024-07-08T14:56:42.000Z (4 months ago)
- Last Synced: 2024-07-09T10:24:14.863Z (4 months ago)
- Topics: realistic-render, rendering, threejs
- Language: JavaScript
- Homepage: https://realistic-render-shahram.netlify.app/
- Size: 77.7 MB
- Stars: 1
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# 
_Realistic Renderer_ 
### 
_Description_
> To begin with, it is important to note that, this project have been sourced from an exceptional `Three.js Journey` Course.
### 👤 Instructed by a _proficient_ and _expert educator_ _"Bruno Simon"_ .
> ### What Does "Realistic Renderer" Mean?
In the context of Three.js, a realistic renderer refers to a setup or configuration within the Three.js framework that aims to produce images and animations with a high degree of visual realism.
This involves using advanced shading models, lighting techniques, and material properties to closely mimic the way light interacts with surfaces in the real world.
> ### Ways to Achieve Realistic Rendering
1. _` Physically Based Rendering (PBR) `_
- Description :
Uses materials and lighting based on physical principles to achieve realistic effects.
- Implementation :
Three.js supports PBR through MeshStandardMaterial and MeshPhysicalMaterial.
```javascript
const material = new THREE.MeshStandardMaterial({
metalness: 0.8,
roughness: 0.2,
envMap: environmentMapTexture
});
```
2. _` High Dynamic Range Imaging (HDRI) `_
- Description :
Uses high dynamic range images as environment maps to provide realistic lighting and reflections.
- Implementation :
Load HDRI maps using RGBELoader or similar loaders.
```javascript
const loader = new THREE.RGBELoader();
loader.load('path/to/hdri.hdr', function (texture) {
texture.mapping = THREE.EquirectangularReflectionMapping;
scene.environment = texture;
});
```
3. _` Image-Based Lighting (IBL) `_
- Description :
Uses environment maps to light the scene and produce accurate reflections.
- Implementation :
Set the environment map in the scene or on materials.
```javascript
scene.environment = hdrTexture;
```
4. _` Shadow Mapping `_
- Description :
Implements shadows cast by objects to add depth and realism.
- Implementation :
Enable shadows on the renderer, light sources, and objects.
```javascript
renderer.shadowMap.enabled = true;
const light = new THREE.DirectionalLight(0xffffff, 1);
light.castShadow = true;
scene.add(light);
```
5. _` Ambient Occlusion (AO) `_
- Description :
Simulates the soft shadows that occur in creases, cracks, and corners.
- Implementation :
Use the AOMap property in materials or post-processing effects like SSAO (Screen Space Ambient Occlusion).
```javascript
const aoMaterial = new THREE.MeshStandardMaterial({
aoMap: aoTexture
});
```
6. _` Post-Processing Effects `_
- Description :
Apply effects like bloom, depth of field, and tone mapping to enhance realism.
- Implementation :
Use EffectComposer and relevant shader passes.
```javascript
const composer = new THREE.EffectComposer(renderer);
const renderPass = new THREE.RenderPass(scene, camera);
const bloomPass = new THREE.BloomPass();
composer.addPass(renderPass);
composer.addPass(bloomPass);
```
> ### Benefits of Realistic Rendering
1. Visual Quality :
- Produces visually stunning and immersive scenes that closely resemble real-world visuals.
- Enhances the visual appeal and professionalism of applications.
2. Enhanced User Experience :
- Provides a more engaging and believable experience for users, which is especially important in applications like virtual reality and video games.
3. Better Presentation :
- Improves the presentation of products, architectural designs, and other visual content, aiding in marketing and decision-making processes.
> ### Disadvantages of Realistic Rendering
1. Performance Overhead :
- Realistic rendering techniques can be computationally intensive, potentially leading to lower frame rates and increased load times.
- Requires optimization to ensure smooth performance, especially on lower-end hardware.
2. Complexity :
- Implementing realistic rendering involves complex configurations and understanding of advanced rendering concepts.
- May require extensive tweaking and fine-tuning to achieve desired results.
3. Resource Intensive :
- High-quality textures, environment maps, and post-processing effects can consume significant amounts of memory and storage.
- Large assets and complex scenes can impact download times and responsiveness.
Feel free to delve into the code as it has been written in a straightforward manner for easy understanding.
#### _Give it a go in real-time and give me a Star_ 
_Realistic Renderer_
Realistic rendering
https://github.com/ShahramShakiba/RealisticRenderer-p14/assets/110089830/2b3c73b4-a3bf-4674-b0e9-7b974ba4a98f
***
## 
Find me around the Web
