F-Term-List

G06T11/00-11/40;15/00-17/00,500;17/10-17/30

AA00
MODELLING

AA01

AA02

AA03

AA04

AA05

AA06

AA07

AA08

AA09

AA10

. Curves

. . Quadratic curves

. . . Circles and arcs

. . . Ellipses and elliptic curves

. . Free curves (i.e., parametric curves)

. . . Bezier curves

. . . B spline curves

. Curved surfaces

. . Quadratic surfaces

. . Free curved surfaces (i.e., parametric curved surfaces)

AA11

AA12

AA13

AA14

AA15

AA16

AA17

AA18

AA19

AA20

. . . Bezier curved surfaces

. . . B spline curved surfaces

. . Polygons

. . . Triangles

. . . Quadrilaterals

. . . Concave polygons

. Voxels

. Wire frame models

. Surface models

. Solid models

BA00
GEOMETRIC PROCESSING

BA01

BA02

BA03

BA04

BA05

BA07

BA08

. Modelling transformation

. Visual field transformation

. Three-dimensional clipping

. See-through transformation

. Viewport transformation

. Projection transformation

. . Affine transformation

CA00
SYSTEMS

CA01

CA03

CA04

CA05

CA06

CA07

CA08

CA09

. Frame buffer memories

. Multiprocessors

. Pipelines

. Buses and data transfer

. . Bit block transfer (bit blk)

. Direct memory access (DMA)

. Memory access control

. . Memory address control

DA00
DRAWING OPERATIONS

DA01

DA02

DA03

DA04

DA06

DA07

DA08

. Logical operations

. . Logical products

. . Logical sums

. . Exclusive logical sums

. Arithmetic operations

. . Addition and subtraction

. . Multiplication and division

EA00
LINES

EA01

EA02

EA04

EA05

. Broken lines

. . Chained lines

. Thick lines

. . Patterned lines

FA00
DISPLAY CONTROL

FA01

FA02

FA03

FA04

FA05

FA06

FA07

FA08

FA09

. Stencil planes

. Colour display

. Alpha blends

. Blinking display

. Character display

. Brightness modulation

. Dithering

. Screen synthesis and display

. Attribute data

FA11

FA12

FA13

FA14

FA15

FA16

FA17

. Multiple windows

. . Hardware windows

. Sub-pixel positions

. Anti-aliasing

. Interpolation

. . Linear interpolation

. Semi-transparent display

GA00
RENDERING

GA01

GA02

GA03

GA04

GA06

GA08

. Removal of hidden surfaces (i.e., hidden surface processing)

. . Z buffer technique

. . Expanded Z buffer technique

. . Scan line technique

. Ray tracing

. Radiosity

GA11

GA12

GA13

GA14

GA15

GA16

GA18

. Shading

. . Flat shading

. . Smooth shading

. . . Brightness interpolation (e.g., Gouraud's technique)

. . . Normal line interpolation (e.g., Phong's technique)

. . . Secondary shading

. Depth cueing

GA21

GA22

GA23

GA25

GA26

GA27

GA28

GA29

. Mapping

. . Texture mapping

. . Bump mapping

. Filling

. . Variants divided into multiple polygons

. . Accommodation of concave figures

. . Accommodation of figures that have holes, and straight lines that cross each other

. . Filling using repeating patterns

5B080	IMAGE GENERATION
	G06T11/00 -11/40;15/00-17/00,500;17/10-17/30