Filament 目录 以及一些总体分类

google.github.io/filament/Fi…

Material system

Standard model

• Dielectrics and conductors
• Energy conservation
• Specular BRDF
  • Normal distribution function (specular D)
  • Geometric shadowing (specular G)
  • Fresnel (specular F)
• Diffuse BRDF
• Standard model summary
• Improving the BRDFs
  • Energy gain in diffuse reflectance
  • Energy loss in specular reflectance
• Parameterization
  • Standard parameters
  • Types and ranges
  • Remapping
  • Blending and layering
  • Crafting physically based materials

Clear coat model

• Clear coat specular BRDF
• Integration in the surface response
• Clear coat parameterization
• Base layer modification

Anisotropic model

• Anisotropic specular BRDF
• Anisotropic parameterization

Subsurface model

• Subsurface specular BRDF
• Subsurface parameterization

Cloth model

• Cloth specular BRDF
• Cloth diffuse BRDF
• Cloth parameterization

Lighting

Direct lighting

• Directional lights
• Punctual lights
• Photometric lights
• Area lights
• Lights parameterization
• Pre-exposed lights

Image based lights

• IBL Types
• IBL Unit
• Processing light probes
• Distant light probes
• Clear coat
• Anisotropy
• Subsurface
• Cloth

Static lighting

• Transparency and translucency lighting
  • Transparency
  • Translucency
• Occlusion
  • Diffuse occlusion
  • Specular occlusion
• Normal mapping
  • Reoriented normal mapping
  • UDN blending

Volumetric effects

• Exponential height fog

Anti-aliasing

Imaging pipeline

• Physically based camera
  • Exposure settings
  • Exposure value
  • Exposure
  • Automatic exposure
  • Bloom
• Optics post-processing
  • Color fringing
  • Lens flares
• Filmic post-processing
  • Contrast
  • Curves
  • Levels
  • Color grading
• Light path
  • Clustered Forward Rendering
  • Implementation notes
• Validation
  • Scene referred visualization
  • Reference renderings
• Coordinates systems
  • World coordinates system
  • Camera coordinates system
  • Cubemaps coordinates system

Annex

• Specular color
• Importance sampling for the IBL
  • Choosing important directions
  • Pre-filtered importance sampling
• Choosing important directions for sampling the BRDF
• Hammersley sequence
• Precomputing L for image-based lighting
• Spherical Harmonics
  • Basis functions
  • Decomposition and reconstruction
  • Decomposition of ⟨cosθ⟩
  • Convolution
• Sample validation scene for Mitsuba
• Light assignment with froxels