Houdini-School - HS-217 - Noises
本录播课程将您的噪波创作技能提升至更高水平。学习如何分层和操控基础噪波,以生成令人兴奋的新图案。所有这些技术均可用于 Houdini 中的众多场景,例如粒子发射、着色器遮罩、体积侵蚀、几何体位移以及速度场等。
学习成果:
完成本课程后,您将更好地理解如何在 VOP 和 VEX 中创建视觉上更有趣的噪波。
第一讲
噪波世界入门
概述什么是噪波、Houdini 包含哪些可用的内置 VOP 噪波,以及连接和可视化它们的基本工作流程。
引言
可用的 VOP 噪波
开发过程中的噪波可视化
VOP 基础噪波工作流程
VOP 分层噪波工作流程
应用案例:驱动材质参数
应用案例:混合材质
应用案例:体积侵蚀
应用案例:控制体积形状与衰减
应用案例:体积星云创建
第二讲
分层、分层、再分层
通过 VEX 对噪波输入数据进行分层和操控,以及学习可用的 VEX 噪波选项,更深入地推进噪波创作。
可用的 VEX 噪波
VEX 基础噪波工作流程
VEX 与 VOP 噪波的区别
VEX 分层噪波工作流程
应用案例:粒子平流
应用案例:驱动属性
应用案例:扭曲 UV
应用案例:抽象体积创建 A
应用案例:抽象体积创建 B
应用案例:抽象体积创建 C
第三讲
自动化辅助 / Python
了解如何通过 PDG 批量生成噪波,以及 Python 脚本编写。
构建 VOP 噪波生成器
使用 PDG 自动化的 VOP 噪波生成器
使用 OpenGL 和 ImageMagick 进行 PDG 预览渲染
制作 Python 工具架工具
额外内容:各种应用案例示例
祝您学习愉快!如果您愿意支持 David Torno,请访问 fendrafx 给他打赏。

This recorded course takes your noise creation skills to the next level. Learn how to layer and manipulate basic noises in order to generate exciting new patterns. All of which can be used in numerous Houdini contexts like particle emission, shader masks, volume erosion, geometry displacement, and velocity fields to name just a few.
Learning Outcomes:
At the end of this course, you should have a better understanding of how to create more visually interesting noises in VOPs and VEX.
Session 1
Intro to the World of Noise
Get an overview of what noises are, which available stock VOP noises Houdini contains, and how the general workflow of connecting and visualizing them is done.
Introduction
Available VOP noises
Visualizing noise when developing
VOP basic noise workflow
VOP layered noise workflow
Use case: Driving material parameters
Use case: Mixing materials
Use case: Volumetric erosion
Use case: Controlling volume shape and falloff
Use case: Volumetric nebulae creation
Session 2
Layering, layering, and more layering
Get more in depth and push noise creation further by layering and manipulating noise input data via VEX, as well as learning available VEX noise options.
Available VEX noises
VEX basic noise workflow
VEX vs VOP noise differences
VEX layered noise workflow
Use case: Particle advection
Use case: Driving attributes
Use case: Warping UVs
Use case: Abstract volumetric creation A
Use case: Abstract volumetric creation B
Use case: Abstract volumetric creation C
Session 3
Automation Assistance / Python
Taking a look at generating noise in large quantities through PDG, as well as going over Python scripting.
Building VOP Noise generators
VOP Noise generators with PDG automation
PDG preview renders with OpenGL and ImageMagick
Making Python shelf tools
Extras: Various use case examples
ENJOY! If you can support David Torno, go to fendrafx and tip him.
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