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psp bugfixes, tools

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@285 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-10-29 20:19:30 +00:00
parent 9d917eea21
commit c5b61ac25d
4 changed files with 151 additions and 12 deletions
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68
tools/compdecomp.c Normal file
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/*
* :make compdecomp CFLAGS=-Wall LDFLAGS=-lz
*/
#include <stdio.h>
#include <stdlib.h>
#include <zlib.h>
#define MEM_LIMIT (128*1024*1024)
int main(int argc, char *argv[])
{
void *pi, *po = NULL;
FILE *fi, *fo;
int ret, si, so;
if (argc != 4)
{
printf("usage: %s <0|1> <infile> <outfile>\n", argv[0]);
return 1;
}
fi = fopen(argv[2], "rb");
if (fi == NULL) return 2;
fseek(fi, 0, SEEK_END);
si = ftell(fi);
fseek(fi, 0, SEEK_SET);
pi = malloc(si);
if (pi == NULL) return 3;
fread(pi, 1, si, fi);
fclose(fi);
if (atoi(argv[1]))
{
// decompress
so = si;
do
{
so *= 16;
if (so > MEM_LIMIT) return 4;
po = realloc(po, so);
if (po == NULL) return 5;
ret = uncompress(po, (uLongf *) &so, pi, si);
}
while (ret == Z_BUF_ERROR);
}
else
{
// compress
so = si + 1024;
po = malloc(so);
if (po == NULL) return 5;
ret = compress2(po, (uLongf *) &so, pi, si, Z_BEST_COMPRESSION);
}
if (ret == Z_OK)
{
fo = fopen(argv[3], "wb");
if (fo == NULL) return 6;
fwrite(po, 1, so, fo);
fclose(fo);
}
printf("result %i, size %i -> %i\n", ret, si, so);
return ret;
}

70
tools/mkt1.c Normal file
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#include <stdio.h>
#include <string.h>
static FILE *fo = NULL;
static void out(int r, int is_last)
{
if (!is_last)
{
fprintf(fo, " or $t%i, $t%i, $a2\n", r, r);
fprintf(fo, " sb $t%i, %i($a0)\n", r, r);
}
else
{
fprintf(fo, " or $t%i, $t%i, $a2\n", r, r);
fprintf(fo, " jr $ra\n");
fprintf(fo, " sb $t%i, %i($a0)\n", r, r);
}
}
unsigned char pattern_db[0x100];
static int check(unsigned char i)
{
if (!pattern_db[i]) {
fprintf(fo, "tile%i%i%i%i%i%i%i%i:\n", (i&0x80)?1:0, (i&0x40)?1:0, (i&0x20)?1:0, (i&0x10)?1:0,
(i&0x08)?1:0, (i&0x04)?1:0, (i&0x02)?1:0, (i&0x01)?1:0);
pattern_db[i] = 1;
return 0;
}
return 1;
}
int main()
{
int i;
fo = fopen("out.s", "w");
if (!fo) return 1;
memset(pattern_db, 0, sizeof(pattern_db));
for (i = 0xff; i > 0; i--)
{
if (check(i)) continue;
if (i & 0x01) out(0, 0);
check(i&0xfe);
if (i & 0x02) out(1, 0);
check(i&0xfc);
if (i & 0x04) out(2, 0);
check(i&0xf8);
if (i & 0x08) out(3, 0);
check(i&0xf0);
if (i & 0x10) out(4, 0);
check(i&0xe0);
if (i & 0x20) out(5, 0);
check(i&0xc0);
if (i & 0x40) out(6, 0);
check(i&0x80);
if (i & 0x80) out(7, 1);
}
fclose(fo);
return 0;
}