回复主题: 猪头大餐:街机主板大巡礼.续 3D的魅力
作者:快乐猪头

62.5、SEGA NAOMI

NAOMI全称New Arcade Operator's Machine Idea,是DC的互换基板,其性能不说能超越MODEL3,至少差距要比ST-V和MODEL2之间的差距小得多,而成本则大大低于MODEL3。因此,世嘉决定将NAOMI作为主力基板来培养——这样也可以方便的在家用机和街机两个领域并行发展。MODEL2上的大量名作续篇在1998年内打堆般的登场MODEL3,就是为了尽快结束这台有着高性能、同时也有着高成本的基板上的项目运作,从而把更多的资源投入到NAOMI身上。
在这一时期,世嘉旗下的各部门也进行了改组,除铃木裕领衔AM2研名称不变外,名越稔洋(代表作《梦游美国》、《云霄飞车》)设立了AMUSEMENT VISION,中川力也的AM1研(代表作《死亡之屋》、《GET BASS》)改称WOW ENTERTAINMENT,小口久雄的AM3(代表作《电脑战机》)改组为HITMAKERS,佐佐木健仁(代表作《世嘉拉力》)设立了SEGA ROSSO,再加上原CS1研(代表作《铁甲飞龙》)改组的SMILEBIT、原CS2研(代表作《樱大战》)改组的OVER WORKS、水口哲也的UNITED GAME ARTIST以及中裕司的SONIC TEAM,这就是世嘉六大部门改组的九大会社。
事实证明,虽然DC主机再次遭到了惨败,但NAOMI基板本身的表现是成功的,它成为了世嘉有史以来支持者最多、最为高产、也最为长寿的基板,并衍生了HIKARU、NAOMI2、ATOMISWAVE等基板。不过,也正是在那个时候,街机那种独有的豪华感开始逐渐的褪色……
NAOMI有ROM和GD-ROM两种介质的媒体,后者就是DC所使用的专用光碟。


硬件规格:
The NAOMI (New Arcade Operation Machine Idea) is also Japanese for beauty above all else.
CPU : Hitachi SH-4 32-bit RISC CPU (200 MHz 360 MIPS / 1.4 GFLOPS)
Graphic Engine : PowerVR 2 (PVR2DC)
Sound Engine : ARM7 Yamaha AICA 45 MHZ (with internal 32-bit RISC CPU, 64 channel ADPCM)
Main Ram : 32 megs
Main Memory : 32 MByte
Graphic Memory : 16 MByte
Sound Memory : 8 MByte
Media : ROM Board (maximum size of 172MBytes) / GD-Rom
Simultaneous Number of Colors : Approx. 16,770,000 (24bits)
Polygons : 2.5 Million polys/sec
Rendering Speed : 500 M pixel/sec
Additional Features : Bump Mapping, Fog, Alpha-Bending (transparency), Mip Mapping (polygon-texture auto switch), Tri-Linear Filtering, Anti-Aliasing, Environment Mapping, and Specular Effect.
NAOMI (New Arcade Operation Machine Idea) also Japanese for beauty above all else.
Notice that Naomi has twice the amount of main memory and graphics memory that Dreamcast has, so ports from Naomi to Dreamcast may involve more conversion time. Also note that the Naomi board has four times the sound memory of the Dreamcast, and the reason for this is because the Naomi board is'nt meant to spool redbook audio from the GD-ROM drive.

The Naomi architecture is very flexible in that a cabinet can have anywhere from 1 to 16 boards. A multi board system would operate in parallel increasing the power of the system tremendously! Theoritically a 16 board Naomi system could do (16 x 3.5 mpps) = 56 million polygons per second maximum! Realistically it would most likely be around 20 to 30 mpps. Then of course there is also the issue of the CPU being capable of driving all of this hardware.
System Pictures : Motherboard Top (large) - Motherboard Bottom(large) - Sockets - Full System - Naomi Case
This hardware is based on Sega Dreamcast
活跃时间:1998-2009


以下为ROM媒体的作品

18 Wheeler Anerican Pro Truker 2000.1 HITMAKERS
1061328
10612641061265
《18轮》,世嘉“职业游戏系列”之一,驾驶18轮拖车穿越美国大陆运送货物,其豪华框体所配备的巨大方向盘力回馈十足,也是MJ的街机收藏之一。2000.9.12移植DC,2002.9.12移植GC,2002.12.5移植PS2

Airline Pilots 1999.3
1061266
10612671061268
“职业游戏”代表性作品之一,模拟驾驶波音777客机,在东京上空进行飞行训练的作品。起飞和着陆是主要的环节,包含了昼间、傍晚和夜间三个难度。本作首次利用多边形技术再现了东京市区的风貌,并得到了日本航空公司工程师和飞行员的协助开发

Akatsuki Denkou Senki (c)Subtle Style - 2008.2.28
10612691061270
《电光战记》,《月姬格斗》之后的又一款2D同人格斗游戏,登场时间显示了NAOMI基板的持久生命力

Boat Race Ocean Heats 2000
1061271

Cannon Spike / Gunspike 2000.10 CAPCOM
10612721061273
CAPCOM与彩京联手打造的动作射击游戏,有来自《街霸》、《奇迹三世界》、《魔界村》、《恶魔战士》以及《洛克人》系列的角色登场。人物和场景都是多边形建模,玩法则是传统的平面2D方式。2000.12.21移植DC

Capcom Vs. SNK : Millennium Fight 2000 2000.8.18 CAPCOM
10612741061275
集合两大厂商著名角色于一堂的豪华格斗,可以与NGP版《SNK对CAPCOM顶上格斗》进行连动。2000.9.6移植DC

Charge'N'Blast 2000
10612761061277

Cosmic Smash 2001.1 SEGA ROSSO
1061278
10612791061280
奇幻风格的壁球游戏,被称为“新感觉运动游戏”。2001.9.13移植DC

Crackin' DJ
1061281

Crackin' DJ 2

1061282
10612831061284

[ 本帖最后由 快乐猪头 于 2019-4-23 13:26 编辑 ]



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