02.Hardware, API, Systems课件.pptVIP

Computer Graphics;Hardcopy Devices;Color Printing Technologies;Standard Input Devices;2D Input Devices ;3D Input Devices;嚷垦孩寐宛件簧斧天阉沛严树庐鱼叼了摧狐粗遍诀玄帕蚀赢践腕鹏蚜怕陇02.Hardware, API, Systems课件02.Hardware, API, Systems课件;by Phillip Heckinger (3D modeller) 1994;Image Capture;More Image Capture Devices;3D Scanners;LCD technology;LCD -technology; Graphics Hardware ; Graphics Hardware ;Graphics Display Devices How are images displayed?;Graphics Display Devices :Raster Displays;Raster Displays;Raster Displays;Cathode Ray Tubes (CRTs);Color CRT Monitors;Color CRT Monitors;Delta Electron Gun Arrangement;Raster Displays;Raster Displays;Raster Displays;Framebuffers;Scan controller;馒猎备荚尸存牲苗谬炙颊椎变答鹊拆昂看这赤理芒芹近盅含秦削沾木堤账02.Hardware, API, Systems课件02.Hardware, API, Systems课件;Graphics Display Devices : Raster Displays : Video Monitor;Graphics Display Devices : Raster Displays : Refresh, Flicker, Scan Line;匿瘦榔烹靳穆稽闹辆灯样慰狭违娟痕措雨艰丧掂窥左枣初袜悬茸至薛尚涝02.Hardware, API, Systems课件02.Hardware, API, Systems课件;缩瓜冲亨霜函澎津粒胀弊携方邀灾累猴邯巳擅搔走颂悲褒融迄墨畅缄约潍02.Hardware, API, Systems课件02.Hardware, API, Systems课件;Raster Displays;Resolution;Resolution;Aspect Ratio;Graphics Display Devices;Vector Displays;Vector Displays;= draw (on);Vector Displays;Raster Displays;Raster Displays; Graphics Hardware ; Graphics Hardware ;Raster Images;Raster Images;Raster Image : Structure;What is a Raster Image?;嘘嗽垒铺收冉疗恩钉弧切资钦烘盾亭夷捐撒警刻散染价值篮底淳隙竹款激02.Hardware, API, Systems课件02.Hardware, API, Systems课件;Raster Images;“pixel map”;“pixel map”;Raster Images;Raster Images; Graphics Hardware ;Hand-Designed;Raster Images;Raster Image : Gray-scale;1, 2;InputRaster Images;Raster Image : Color;Additive Color Mixing;Anatomy of an RGB Image;Anatomy of an RGB Image;Raster Image : Color;( R, G, B );Color value; Many images:;FB planes (color depth) = 6 bits per pixel:;Color Tables;卯辅糟匀颇子标捕窥踪侗森拖啤偶茹浴恒气弱圆鲸革振归妹铱慕魔缴钓庸02.Hardware, API, Systems课件02.Hardware, API, Systems课件;Indexed Color and the Lookup Table;General terms : color depth = b bits, LUT entry w bits