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sms wip: random tweaks, refactoring (palette, sound stuff, etc)

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@764 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-08-28 20:16:33 +00:00
parent 86c1049d1f
commit ab8a8d3659
6 changed files with 95 additions and 88 deletions
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21
linux/blit.c
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@ -3,37 +3,36 @@
// to 00000000 rrr00000 ggg00000 bbb00000 ...
// TODO: rm when gp2x/emu.c is no longer used
void vidConvCpyRGB32 (void *to, void *from, int pixels)
void bgr444_to_rgb32(void *to, void *from)
{
unsigned short *ps = from;
unsigned int *pd = to;
int pixels;
for (; pixels; pixels--, ps++, pd++)
for (pixels = 0x40; pixels; pixels--, ps++, pd++)
{
*pd = ((*ps<<20)&0xe00000) | ((*ps<<8)&0xe000) | ((*ps>>4)&0xe0);
*pd |= *pd >> 3;
}
}
void vidConvCpyRGB32sh(void *to, void *from, int pixels)
void bgr444_to_rgb32_sh(void *to, void *from)
{
unsigned short *ps = from;
unsigned int *pd = to;
int pixels;
for (; pixels; pixels--, ps++, pd++)
pd += 0x40;
for (pixels = 0x40; pixels; pixels--, ps++, pd++)
{
*pd = ((*ps<<20)&0xe00000) | ((*ps<<8)&0xe000) | ((*ps>>4)&0xe0);
*pd >>= 1;
*pd |= *pd >> 3;
pd[0x40*2] = *pd;
}
}
void vidConvCpyRGB32hi(void *to, void *from, int pixels)
{
unsigned short *ps = from;
unsigned int *pd = to;
for (; pixels; pixels--, ps++, pd++)
ps -= 0x40;
for (pixels = 0x40; pixels; pixels--, ps++, pd++)
{
*pd = ((*ps<<20)&0xe00000) | ((*ps<<8)&0xe000) | ((*ps>>4)&0xe0);
continue;