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. */
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;
}
void WritePalette(void)
{
int x;
for(x=0;x<7;x++)
FCEUD_SetPalette(x,unvpalette[x].r,unvpalette[x].g,unvpalette[x].b);
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;
for (x = 0; x < 7; x++)
FCEUD_SetPalette(x, unvpalette[x].r, unvpalette[x].g, unvpalette[x].b);
if (GameInfo->type == GIT_NSF) {
} 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;
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_OldHacky(uint8 d, int force)
{
static uint16 rtmul[]={
static_cast<uint16>(32768*1.239),
static_cast<uint16>(32768*.794),
static_cast<uint16>(32768*1.019),
static_cast<uint16>(32768*.905),
static_cast<uint16>(32768*1.023),
static_cast<uint16>(32768*.741),
static_cast<uint16>(32768*.75)
};
static uint16 gtmul[]={
static_cast<uint16>(32768*.915),
static_cast<uint16>(32768*1.086),
static_cast<uint16>(32768*.98),
static_cast<uint16>(32768*1.026),
static_cast<uint16>(32768*.908),
static_cast<uint16>(32768*.987),
static_cast<uint16>(32768*.75)
};
static uint16 btmul[]={
static_cast<uint16>(32768*.743),
static_cast<uint16>(32768*.882),
static_cast<uint16>(32768*.653),
static_cast<uint16>(32768*1.277),
static_cast<uint16>(32768*.979),
static_cast<uint16>(32768*.101),
static_cast<uint16>(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
}
int VideoEnhancements()
{
int menu = 0;
int quit = 0;
short j;
int redraw = 1;
int i;
unsigned char r,g,b;
line = 0;
scrollerx = 320 - MARGIN;
while ( quit == 0)
{
if ( redraw )
DrawMenu(&vemenu[0], vecount, menu );
redraw = 0;
j = PAD_ButtonsDown(0);
if ( j & PAD_BUTTON_DOWN ) {
menu++;
redraw = 1;
}
if ( j & PAD_BUTTON_UP ) {
menu--;
redraw = 1;
}
if ( j & PAD_BUTTON_A ) {
redraw = 1;
switch ( menu ) {
case 0: /*** Scaler ***/
screenscaler++;
screenscaler = ( screenscaler > 2 ) ? 0 : screenscaler;
switch ( screenscaler )
{
case 2: strcpy(vemenu[0], "Screen Scaler - GX"); break;
case 1: strcpy(vemenu[0], "Screen Scaler - Cheesy"); break;
case 0: strcpy(vemenu[0], "Screen Scaler - 2x"); break;
}
break;
case 1: /*** Palette ***/
currpal++;
if ( currpal > MAXPAL )
currpal = 0;
if ( currpal == 0 ) {
strcpy(vemenu[1],"Palette - Default");
/*** Do palette reset ***/
FCEU_ResetPalette();
} else {
strcpy(vemenu[1],"Palette - ");
strcat(vemenu[1], palettes[currpal-1].name);
/*** Now setup this palette ***/
for ( i = 0; i < 64; i++ )
{
r = palettes[currpal-1].data[i] >> 16;
g = ( palettes[currpal-1].data[i] & 0xff00 ) >> 8;
b = ( palettes[currpal-1].data[i] & 0xff );
FCEUD_SetPalette( i, r, g, b);
FCEUD_SetPalette( i+64, r, g, b);
FCEUD_SetPalette( i+128, r, g, b);
FCEUD_SetPalette( i+192, r, g, b);
}
}
break;
case 2: slimit ^=1;
if ( slimit )
strcpy(vemenu[2], "8 Sprite Limit - ON ");
else
strcpy(vemenu[2], "8 Sprite Limit - OFF");
FCEUI_DisableSpriteLimitation( slimit );
break;
case 3: timing ^= 1;
if ( timing )
strcpy(vemenu[3], "Timing - PAL ");
else
strcpy(vemenu[3], "Timing - NTSC");
FCEUI_SetVidSystem( timing );
break;
case 4: quit = 1; break;
default: break;
}
}
if ( j & PAD_BUTTON_B ) quit = 1;
if ( menu < 0 )
menu = vecount - 1;
if ( menu == vecount )
menu = 0;
scroller(SCROLLY, &vestext[0], 2);
VIDEO_WaitVSync();
}