int vga_getpalvec(int start, int num, int *pal)
{
int i;
for (i = start; i < start + num; ++i) {
vga_getpalette(i, pal + 0, pal + 1, pal + 2);
pal += 3;
}
return num;
}
void VL_GetPalette(byte *palette)
{
myint i, r, g, b;
for (i = 0; i < 256; i++) {
vga_getpalette(i, &r, &g, &b);
palette[i*3+0] = r;
palette[i*3+1] = g;
palette[i*3+2] = b;
}
}
void GetHardPalette(void)
{
int lr,lg,lb;
for(int i=0; i<256; i++)
{
vga_getpalette(i,&lr,&lg,&lb);
d[i][0] = lr;
d[i][1] = lg;
d[i][2] = lb;
}
};
void SvgalibScreen::initColorMap()
{
const int numColors = vga_getcolors();
if (numColors == 2 || numColors > 256) {
screencols = 0;
return; // not a palette based mode
}
if (numColors == 16) {
if (grayscale) {
for (int i = 0; i < 256; ++i) {
const int c = i * 16 / 256;
vga_setpalette(i, c, c, c);
}
screencols = 256; // XXX: takes advantage of optimization in alloc()
} else { // read in EGA palette
int r, g, b;
for (int i = 0; i < 16; ++i) {
vga_getpalette(i, &r, &g, &b);
screenclut[i] = qRgb(r, g, b);
}
screencols = 16;
}
return;
}
Q_ASSERT(numColors == 256);
if (grayscale) {
for (int i = 0; i < 256; ++i) {
const int c = i * 64 / 256;
vga_setpalette(i, c, c, c);
}
} else {
int i = 0;
#if 0
// read in EGA palette
while (i < 16) {
int r, g, b;
vga_getpalette(i, &r, &g, &b);
screenclut[i] = qRgb(r, g, b);
++i;
}
screencols = 16;
#endif
// 6 * 6 * 6 color cube
for (int r = 0; r < 6; ++r) {
for (int g = 0; g < 6; ++g) {
for (int b = 0; b < 6; ++b) {
vga_setpalette(i, r * 64/6, g * 64/6, b * 64/6);
screenclut[i] = qRgb(r * 256/6, g * 256/6, b * 256/6);
++i;
}
}
}
screencols = i;
while (i < 256) {
screenclut[i] = qRgb(0, 0, 0);
++i;
}
}
}
