Fundamentals of Interactive Computer GraphicsWhat is interactive graphics? Basic interactive graphics programming; Graphics hardware; interaction of a simple graphics package; Interaction devices and techniques; Geometrical transformations; Shading models; Intensity and color. |
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algorithm application program array beam button center of projection Chapter character clipping CLOSE_SEGMENT color command computer graphics cube cursor data structure defined delete direction of projection display file DPU program dynamic edge electrons endpoints example function geometric graphics package graphics system hardware hierarchy homogeneous coordinates image transformations implementation input instance transformation interactive graphics interface intersection keyboard LAYOUT light pen locator logical master coordinates matrix menu module move normalized device coordinates object output primitives P₁ parallel projection parameters perspective projection pick picture pixel polygon position procedure processor projection plane raster display raster graphics raster scan refresh buffer representation rotation scale scan line screen Section segment sequence shows specified storage subroutine symbol techniques tion translation typically update vector view plane view surface view volume viewing operation viewport window world coordinate system y-axis z-axis