void WritePalette(void)
{
int x;
for(x=0;x<7;x++)
FCEUD_SetPalette(x,unvpalette[x].r,unvpalette[x].g,unvpalette[x].b);
if(GameInfo->type==GIT_NSF)
{
#ifdef _S9XLUA_H
FCEU_LuaUpdatePalette();
#endif
//for(x=0;x<128;x++)
// FCEUD_SetPalette(x,x,0,x);
}
else
{
for(x=0;x<64;x++)
FCEUD_SetPalette(128+x,palo[x].r,palo[x].g,palo[x].b);
SetNESDeemph(lastd,1);
}
}
void WritePalette(void)
{
int x;
//set the 'unvarying' palettes to low < 64 palette entries
for(x=0;x<7;x++)
FCEUD_SetPalette(x,palette_unvarying[x].r,palette_unvarying[x].g,palette_unvarying[x].b);
//clear everything else to a deterministic state.
//it seems likely that the text rendering on NSF has been broken since the beginning of fceux, depending on palette entries 205,205,205 everywhere
//this was just whatever msvc filled malloc with. on non-msvc platforms, there was no backdrop on the rendering.
for(x=7;x<256;x++)
FCEUD_SetPalette(x,205,205,205);
//sets palette entries >= 128 with the 64 selected main colors
for(x=0;x<64;x++)
FCEUD_SetPalette(128+x,palo[x].r,palo[x].g,palo[x].b);
SetNESDeemph_OldHacky(lastd,1);
#ifdef _S9XLUA_H
FCEU_LuaUpdatePalette();
#endif
}
void SetNESDeemph(uint8 d, int force)
{
static uint16 rtmul[7]={32768*1.239,32768*.794,32768*1.019,32768*.905,32768*1.023,32768*.741,32768*.75};
static uint16 gtmul[7]={32768*.915,32768*1.086,32768*.98,32768*1.026,32768*.908,32768*.987,32768*.75};
static uint16 btmul[7]={32768*.743,32768*.882,32768*.653,32768*1.277,32768*.979,32768*.101,32768*.75};
uint32 r,g,b;
int x;
/* If it's not forced(only forced when the palette changes),
don't waste cpu time if the same deemphasis bits are set as the last call.
*/
if(!force)
{
if(d==lastd)
return;
}
else /* Only set this when palette has changed. */
{
#ifdef _S9XLUA_H
FCEU_LuaUpdatePalette();
#endif
r=rtmul[6];
g=rtmul[6];
b=rtmul[6];
for(x=0;x<0x40;x++)
{
uint32 m,n,o;
m=palo[x].r;
n=palo[x].g;
o=palo[x].b;
m=(m*r)>>15;
n=(n*g)>>15;
o=(o*b)>>15;
if(m>0xff) m=0xff;
if(n>0xff) n=0xff;
if(o>0xff) o=0xff;
FCEUD_SetPalette(x|0xC0,m,n,o);
}
}
if(!d) return; /* No deemphasis, so return. */
r=rtmul[d-1];
g=gtmul[d-1];
b=btmul[d-1];
for(x=0;x<0x40;x++)
{
uint32 m,n,o;
m=palo[x].r;
n=palo[x].g;
o=palo[x].b;
m=(m*r)>>15;
n=(n*g)>>15;
o=(o*b)>>15;
if(m>0xff) m=0xff;
if(n>0xff) n=0xff;
if(o>0xff) o=0xff;
FCEUD_SetPalette(x|0x40,m,n,o);
}
lastd=d;
#ifdef _S9XLUA_H
FCEU_LuaUpdatePalette();
#endif
}
