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22 Cards in this Set
- Front
- Back
in RSL:
describe the class 'surface' |
The way a surface reflects and transmits light.
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in RSL:
describe the class 'light' |
Light emitted by a light source.
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in RSL:
describe the class 'atmosphere' |
Attenuation of camera-bound light through space
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in RSL:
describe the class 'volume' |
Attenuation of light through a volume in space
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in RSL:
describe the class 'imager' |
Re-mapping of image color values before display
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Solid Modelling
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The ability to define solid models as collections of surfaces and combine them using the set operations intersection, union and difference.
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Level of Detail
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The ability to specify several definitions of the same model and have one selected based on the estimated screen size of the model
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Motion Blur
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The ability to process moving primitives and anti-alias them in time
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Depth of Field
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The ability to simulate focusing at different depths
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Programmable Shading
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The ability to perform shading calculations using user-supplied RenderMan Shading Language programs
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Special Camera Projections
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The ability to perform nonstandard camera projections such as spherical or Omnimax projections
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Deformations
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The ability to handle nonlinear transformations such as bends and twists
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Spectral Colors
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The ability to calculate colors with an arbitrary number of spectral color samples.
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Texture Mapping
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The ability to index a texture map with the surface's texture coordinates
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Environment Mapping
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The ability to model the environmental illumination by indexing a texture map with a direction vector
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Bump Mapping
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The ability to perturb just surface normals by giving a displacement map
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Shadow Depth Mapping
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The ability to index a shadow map with a position
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Volume Shading
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The ability to attach and evaluate volumetric shading procedures
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Ray Tracing
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The ability to evaluate global illumination models using ray tracing
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Global Illumination
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The ability to evaluate indirect illumination models using radiosity or other global illumination techniques
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What are parameters in the global state referred to as? (remains constant while rendering a single image or frame of sequence)
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Options (camera and display parameters, quality or type of rendering (global level of detail, number of color samples, etc))
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What are parameters in the current state referred to as? (changes from geometric primitive to geometric primitive)
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Attributes (controls appearance or shading (color, opacity, surface shading model, light sources, etc))
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