mental ray Manual

Version 3.7.1.24
July 11 2008

Table of Contents

Introduction
Organization of the Manual
Functionality
Scene Description Language
Using and Writing Shaders
- Introduction
- Dynamic Linking of Shaders
- Coordinate Systems
- Shader Type Overview
- State Variables
  - Frame
  - Image Samples
  - Rays
  - Intersection
  - Textures, Motion, Derivatives
  - User Fields
  - Options
  - State Variables by Shader Type
- Shader Parameter Declarations
- Parameter Assignments and mi_eval
- Shader Versioning
- Material Shaders
- Texture Shaders
- Volume Shaders
- Volume Shaders Using Autovolume
- Environment Shaders
- Light Shaders
- Shadow Shaders
- Photon Shaders
- Photon Emitter Shaders
- Lens Shaders
- BRDF Shaders 3.7
  - Built-in BRDFs 3.7
- State Shaders
- Output Shaders
- Displacement Shaders
- Geometry Shaders
- Contours
  - Contour Computation
  - Contour Store Function
  - Contour Contrast Function
  - Contour Shaders
  - Contour Output Shaders
- Lightmap Shaders
- Render Pass Merge Shaders
- Render Pass Preprocessing Shaders
- Functions for Shaders
  - Database Functions
  - Rendering Functions
  - Sampling with mi_sample
  - Photon Functions
  - Direction Functions
  - Image Functions
  - Math Functions
  - Noise Functions
  - KD-Tree Functions
  - Shading Models
  - Color Profile Functions
  - Queries with mi_query
  - Auxiliary Functions
  - Multipass Rendering Functions
  - Obsolete Auxiliary Functions
  - Contour Functions
  - Light Map Functions
  - Memory Allocation
  - Thread Parallelism and Locks
  - Messages and Errors
  - Callable Functions by Shader Type
  - Manipulating Spectra from Shaders
- C++ Shader Interface Extensions
  - Shader Interface Class
  - String Options
  - Light Iterator
  - Frame Buffers 3.6
  - BSDF Evaluation 3.7
  - Map Data 3.7
  - mi_shader_if.h header file
- Initialization and Cleanup
- Persistent Shader Data Storage
  - Constant Data
  - Shader Instance Data
  - Thread-Local Storage
- Automatic Source Generation with mkmishader
- Shaders and Trace Functions
- Example Scene with Custom Shader
- Accelerated Graphics Hardware Shaders
  - Shader Interfaces
  - Shader Declarations
  - Shader Implementation
  - Portability
  - Loading Hardware Shaders
  - Extracting Cg Shader Code
- Hardware Shader Implementation
  - Writing Hardware Shaders
  - Phenomena
  - Hardwired OpenGL Shaders
  - NVIDIA Cg 1.2 Shaders
Geometry Shaders
Upgrading
Appendix
Bibliography
Index

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