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updating win32 port

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@338 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-01-27 23:57:20 +00:00
parent 10d84cb275
commit 4b2b67ebc7
8 changed files with 125 additions and 129 deletions
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65
platform/win32/GenaDrive/Emu.cpp
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@ -1,39 +1,17 @@
#include "app.h"
extern "C" {
struct Pico
{
unsigned char ram[0x10000]; // 0x00000 scratch ram
unsigned short vram[0x8000]; // 0x10000
unsigned char zram[0x2000]; // 0x20000 Z80 ram
unsigned char ioports[0x10];
unsigned int pad[0x3c]; // unused
unsigned short cram[0x40]; // 0x22100
unsigned short vsram[0x40]; // 0x22180
unsigned char *rom; // 0x22200
unsigned int romsize; // 0x22204
// struct PicoMisc m;
// struct PicoVideo video;
};
extern struct Pico Pico;
}
unsigned short *EmuScreen=NULL;
extern "C" unsigned short *framebuff=NULL;
int EmuWidth=0,EmuHeight=0;
static int frame=0;
static int EmuScan(unsigned int num, void *sdata);
unsigned char *PicoDraw2FB = NULL;
int EmuInit()
{
int len=0;
// PicoOpt=-1;
// PsndRate=44100; PsndLen=DSoundSeg;
PicoInit();
// Allocate screen:
@ -43,6 +21,8 @@ int EmuInit()
framebuff=(unsigned short *)malloc((8+320)*(8+224+8)*2);
memset(EmuScreen,0,len);
PicoDraw2FB = (unsigned char *)framebuff;
PicoDrawSetColorFormat(1);
PicoScan=EmuScan;
return 0;
@ -70,7 +50,7 @@ static int EmuScan(unsigned int num, void *sdata)
pd=EmuScreen+(num<<8)+(num<<6); end=pd+320;
ps=(unsigned short *)sdata;
do { *pd++=(unsigned short)PicoCram(*ps++); } while (pd<end);
do { *pd++=*ps++; } while (pd<end);
return 0;
}
@ -92,21 +72,26 @@ int EmuFrame()
frame++;
PsndOut=(short *)DSoundNext; PicoFrame(); PsndOut=NULL;
// rendermode2
if(PicoOpt&0x10) {
unsigned short *pd=EmuScreen;
unsigned char *ps=(unsigned char*)framebuff+328*8;
unsigned short palHigh[0x40];
for(int i = 0; i < 0x40; i++)
palHigh[i]=(unsigned short)PicoCram(Pico.cram[i]);
for(int y=0; y < 224; y++) {
ps+=8;
for(int x=0; x < 320; x++)
*pd++=palHigh[*ps++];
}
}
return 0;
}
int mp3_get_offset(void) // 0-1023
{
return 0;
}
void mp3_update(int *buffer, int length, int stereo)
{
}
void mp3_start_play(FILE *f, int pos)
{
}
int mp3_get_bitrate(FILE *f, int size)
{
return -1;
}