KONAMI M2 HARDWARE , l/ F% q9 T& S0 q8 i) ^- s( o
1998KONAMI就相继公布了基于M2互换机版的街机游戏开发.曾经在3D技术上吃了不少亏的KONAMI此时已经在硬件和软件技术上走到了业界前列。
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& I& M# Q# a0 J, j# b0 EMain CPU : 2 x IBM PowerPC 602 EMPPC602FB66 5 R! s6 S) r" W1 F! J( Q# \6 U$ I
Custom ASICs
/ H7 c" F5 R6 A% `$ IBDA:
, h7 H8 {6 c7 P) P U. t) ZMemory control, system control, and video/graphic control
- ~2 m9 I0 Z" N1 q( [% c2 FFull triangle renderer including setup engine, MPEG-1 decoder hardware, DSP for audio and various kinds of DMA control and port access / X& V1 @1 d" ~' U" H/ w
Random access of frame buffer and z-buffer (actually w-buffer) possible at the same time
' s8 F1 p4 r) e, Y) {1 f. |CDE: Power bus connected to BDA and the two CPUs, "bio-bus" used as a low-speed bus for peripheral hardware * t% y0 \! E7 X7 J9 T
Renderer capabilities: ]5 \% [& u, ~
1 million un-textured triangles/s geometry rate
9 d/ {( F/ V+ C$ u100 million pixels/s fill rate `6 P8 v& B9 h2 @- u- e5 Z
reportedly 700,000 textured polygons/s *without* gouraud shading or additional effects & X4 i9 o9 N [$ T0 u [
reportedly 300,000 to 500,000 textured polygons/s *with* gouraud shading, lighting and effects
0 @$ h( Q9 ~7 O0 d9 XShading: flat shading and gouraud shading, texture mapping, decal, modulation blending, tiling (16K/128K texture buffer built-in) 2 d; I8 H* _, ?0 P O' U
Hardware z-buffer (16-bit) (actually a block floating point with multiple (4) range w-buffer), object-based full-scene anti-aliasing, alpha channel (4-bit or 7-bit) 1 J5 T& S1 T/ f
Resolution : 320x240 to 640x480 resolution at 24-bit color 6 `! S9 h) p- S* b0 R: D: f+ @
Sound hardware - 16-bit 32-channel DSP at 66 MHz (within BDA chip)
% ]7 ^5 X5 y: ^/ H1 E; vMedia - Quad-speed CD-ROM drive (600 KB/s) 5 m" X* x) Z( y1 W1 h- d3 I7 Y
RAM - Unified memory subsystem with 8 MB/s, 64-bit bus resulting in peak 533 MB/s bandwidth, Average access 400 MB/s. ( M$ H; v( q: I4 i7 M! j& R3 _
Full Motion Video - MPEG-1
9 m0 H# R/ m3 y% D3 o3 SWritable Storage - Memory cards from 128 KiB to 32 MiB & M' @1 `3 a8 A) R+ k' z; Y
Expansion Capabilities - 1 PCMCIA port (potentially used for Modems, Ethernet NICs, etc.) 9 c3 E7 m( u/ y1 K4 w. S; r" U$ z
Roms : 8x CD Rom LW and Rom Bios
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