Bài giảng Lesson 1: Kỹ thuật đồ họa và hiện thực ảo

Lesson 1: Kỹ thuật đồ họa và Hiện thực ảo Computer Graphics And Virtual Reality Tổng quan về kỹ thuật đồ hoạ ⑨Các khái niệm tổng quan của kỹ thuật đồ hoạ máy tính ⑨Các kỹ thuật đồ hoạ ④ Kỹ Thuật đồ họa cơ sở ④ Kỹ Thuật đồ họa tiên tiến ④ Hiện thực ảo - VRML Le Tan Hung hunglt@it-hut.edu.vn ⑨Phân loại các lĩnh vực của kỹ thuật đồ hoạ ⑨Hệ đồ họa tương tác (interactive) ⑨Phần cứng đồ hoạ (Graphics Hardware) (c) SE/FIT/HUT 2002 A Brief History of Computer Graphics 1885 - CRT (Cathode Ray Tube) 1887 - Edison patents motion picture camera 1888 - Edison and Dickson record motion picture photos on a wax cylinder (c) SE/FIT/HUT 2003 2 A Brief History of Computer Graphics 1926 – J.L. Baird invents the television. 30 line vertical, black and red scan. (c) SE/FIT/HUT 2003 3 (c) SE/FIT/HUT 2003 4 A Brief History of Computer Graphics 1963 ④IBM creates the 360 models ④One of the First General Purpose Mainframes ④SRI develops the mouse. A Brief History of Computer Graphics 1966 ④Ralph Baer creates the 1st comsumer CG product: Odyssey Pinball (c) SE/FIT/HUT 2003 5 (c) SE/FIT/HUT 2003 6 A Brief History of Computer Graphics 1967 ④GE introduces first full colour real time flight simulator for NASA A Brief History of Computer Graphics 1968 ④John Whitney: Permutations In "Permutations," (1968) he delineates a marvellous and exciting new world. One senses a choreographer. The movements are reminiscent of traditional ballet. The shapes follow the dictates of formal geometry more than those of abstract painting. Movement is three-dimensional and the ambition for a more polished three-dimensional shaded space is apparent. (c) SE/FIT/HUT 2003 7 A Brief History of Computer Graphics 1973 ④Michael Crichton’s “Westworld” uses 2D graphics ④ First time computer is used for image manipulation. ④ Featured scenes that showed audiences the world viewed by the eye circuitry of a synthetic human (played by a very real Yul Brenner) in a future Western theme park. This effect was achieved with 2D computer graphics tools mostly derived from image processing techniques. (c) SE/FIT/HUT 2003 9 A Brief History of Computer Graphics 1976 ④Steve Jobs and Steve Wozniak start Apple. 1977 ④Academy of Motion Pictures Art and Sciences introduces Visual Effects category for Oscars. (c) SE/FIT/HUT 2003 11 (c) SE/FIT/HUT 2003 8 A Brief History of Computer Graphics 1974 ④Intel develop the 8080 processor. 1975 ④Mandelbrot plots fractals ④Bill Gates starts Microsoft (c) SE/FIT/HUT 2003 10 A Brief History of Computer Graphics 1977 ④Star Wars wins oscar for special effects. 1978 •Superman wins oscar for special effects. (c) SE/FIT/HUT 2003 12 A Brief History of Computer Graphics 1979 ④Alien wins oscar for visual effects. 1980 •The Empire Strikes Back wins oscar for visual effects. (c) SE/FIT/HUT 2003 13 A Brief History of Computer Graphics 1980 ④Disney’s TRON is the first live action film with over 20 mins of computer animations. ④Seagate Technology releases the HDD for PCs (c) SE/FIT/HUT 2003 14 A Brief History of Computer Graphics 1981 IBM introduces the first IBM PC (16 bit 8088 chip) •Raiders of the Lost Ark wins an oscar for visual effects. A Brief History of Computer Graphics 1982 ④The Genesis Effect (ILM) for Startrek II is the first all computer animated visual effects shot for film. (c) SE/FIT/HUT 2003 15 (c) SE/FIT/HUT 2003 16 A Brief History of Computer Graphics A Brief History of Computer Graphics 1983 ④1984 PIXAR Opens ④ First Coke Polar Bears Commercial 1985 ④The Last Starfighter is the first live action feature film with realistic computer animation of highly detailed models. (c) SE/FIT/HUT 2003 17 (c) SE/FIT/HUT 2003 18 A Brief History of Computer Graphics 1989 ④The Abyss is the first movie to include convincing 3D character animation. A Brief History of Computer Graphics 1990 ④Windows 3.0 ships 1993 ④Myst 1994 ④Playstation and N64 released (c) SE/FIT/HUT 2003 19 (c) SE/FIT/HUT 2003 20 A Brief History of Computer Graphics 1995 ④Quake Released by Id Software ④Toy Story becomes the first fully 3D computer animation feature film. A Brief History of Computer Graphics 1996 ④Independence Day wins oscar for visual effects. (c) SE/FIT/HUT 2003 21 A Brief History of Computer Graphics 1997 ④Titanic wins oscar for visual effects. ④PIXAR wins oscar for best short film: Geri’s Game. (c) SE/FIT/HUT 2003 23 (c) SE/FIT/HUT 2003 22 A Brief History of Computer Graphics 1998 ④Armageddon ④Mouse Hunt ④Bugs Life 1999 ④The Matrix ④Star Wars: The Phantom Menace ④Disney’s Tarzan (c) SE/FIT/HUT 2003 24 A Brief History of Computer Graphics Kỹ thuật đồ họa vi tính. 2000 2002 Microsoft’s XBOX ④Sony Playstation II ④Walking with Dinosaurs ④Disney’s Shrek ④Definition (ISO) ④Computer Graphics (Kỹ thuật đồ hoạ máy tính) ④Computer graphics deals with all aspects of creating images with a computer model – Interactive Computer Graphics: (c) SE/FIT/HUT 2003 25 (c) SE/FIT/HUT 2003 26 Kỹ thuật đồ hoạ điểm (Sample based-Graphics) Bitmap Pascal / C program ④Các mô hình, hình ảnh của các đối tượng được hiển thị thông qua từng pixel (từng mẫu rời rạc) ④ Đặc điểm: ④Phương pháp để tạo ra các pixel SRGP library positions lines,areas,... graphics algorithms colour X Window System Graphics hardware Image image formats, compression, transfer (c) SE/FIT/HUT 2003 27 (c) SE/FIT/HUT 2003 ... - tailieumienphi.vn