2016/07/29

VRay concrete material水泥材質製作流程

文 / Hammer Chen

大致介紹一下用V-Ray製作水泥材質的流程。這裡的重點是如何從一張照片產生無縫的diffuse,再根據這張產生reflection map,gloss map與normal map。中部粽堆疊在一起則是用thinkingParticles模擬出來的,之後再另文說明。

2016/07/28

VRay PBR材質練習

文 / Hammer Chen
素材 / bernhardrieder.com

這篇是筆者在Chaosgroup官方論壇看到的關於3DCoat或Substance Designer輸出的PBR紋理,如何對應到V-Ray material的精采討論。bernhard 先生除了上傳它的素材,還錄了以下教學影片。什麼是PBR材質建議先閱讀這篇

2016/07/21

V-Ray 3.4 能偵測模型變化的關鍵遮罩

文 /Hammer Chen

介紹四種主要的能根據模型而改變的材質遮罩(geometry sensitive mask)。對於寫實材質設定非常關鍵。

2016/07/17

教學影片:VRay黃金材質

應網友要求將之前的黃金教學操作錄成影片。文字教學連結點這裡


2016/07/07

Phoenix FD vs RealFlow Comparison

by Hammer Chen


Developer
Next limit
Chaos Group
price
1995€ *
921.5USD without Dongle *
Package
Standalone software + Connectivity Plugins or
REALFLOW for CINEMA 4D
Phoenix FD for 3ds Max or Maya
UI
Standard UI + node-based Relationship Editor
Tabs and rollouts
Sim Methods
SPH
FLIP (Hybrido)
Grid-based
Fluid solver selections
-DYVERSO solvers
3 Conservation
4 Material Transfer
multi-threading sim
YES
YES
GPU acceleration
solvers
viewport preview
Network simulation
YES, Independent Domain Of Computation

Sim capability
-Small scale liquid and splashs
-Large scale ocean, waves and splashs
- foam, bubbles and mist
-Small scale liquid and splashs
-Large scale ocean, waves and splashs
-foam, bubbles
-Non-Newtonian
Physical Properties
- Surface tension
- Density
- Viscosity
- Vorticity
- Int Pressure, Ext Pressure
- Compressibility
-Surface Tension
-Viscosity (normalized to 0~1)
-Vorticity

Dynamics
- Rigid body (Caronte solver)
- Soft body
- Fibers
passive rigid body interaction only
Emitter
- Circle, square, sphere, linear
- Object
-PHXSource (supporting shape and mesh)
Emission type
- Speed
- fill object
-Inject
-Brush
-initial fill up
Specialized Force / Daemon
-Shetter Daemon
-DSpline daemon
-Crown daemon
-Layered Vortex Daemon
-k Isolated, k volume, k speed Daemon
-Morph, Magic Daemon
-Filter Daemon
-Attractor
-PHXTurbulence
3rd Party
 Plug-ins
-Wet Work
-loSim
-RF_toolfactory

Ocean Mesh
Realwave + spectrum...etc
Automatic mesh extension inside of camera frustum + PhoenixFDOceanTex vector displacement
Stepping control
Min and Max Substeps
Steps per frame
Retime
Time function curve editor
Resimulation
Mesher control
- Speed stretching
- polygon size
- metaballs, Weighted isotropic and Weighted Anisotropic
-Filter: thinning, relaxation, tension, steps
-Preview / Show mesh
-Mode: mesh, ocean, cap, implicit surface and geometry atomosphere
-sampler type: box, linear, spherical
Mesh optimization
Curvature / Camera
Output / storage quality
Import
sd, obj, abc, bin...etc
- all 3dsMax /Maya suport formats
-PRT loader
-vdb, f3d
Export
abc, bin, obj...etc
-PhoenixFD export particles / prt
Renderer
Maxwell

*Please check official website for their local store / sales details.