/* Make space for a pallette & make a 332 color map, if possible */
static void
pallette_init()
{
unsigned i, r, g, b;
#ifdef GRX
if (GrNumColors() != 256) {
GrSetColor(0, 0, 0, 0);
GrSetColor(1, 255, 255, 255);
return;
}
#else
if (pallette == NULL) {
pallette = malloc(sizeof(pallette_array));
if (pallette == NULL) {
fprintf(stderr, "Failed to allocate pallette array\n");
exit(1);
}
}
#endif
i = 0;
for (r=0;r<8;r++)
for (g=0;g<8;g++)
for (b=0;b<4;b++) {
#ifdef GRX
GrSetColor(i, r << 5, g << 5, b << 6);
#else
(*pallette)[i][0] = r << 3;
(*pallette)[i][1] = g << 3;
(*pallette)[i][2] = b << 4;
#endif
i++;
}
#ifndef GRX
setmany(*pallette, 0, 256);
#endif
}
/* Make space for a palette & make a 332 color map */
static void
palette_init()
{
unsigned i, r, g, b;
if (palette == NULL) {
palette = malloc(sizeof(palette_array));
if (palette == NULL) {
fprintf(stderr, "Failed to allocate palette array\n");
exit(1);
}
}
i = 0;
for (r=0;r<8;r++)
for (g=0;g<8;g++)
for (b=0;b<4;b++) {
(*palette)[i][0] = r << 3;
(*palette)[i][1] = g << 3;
(*palette)[i][2] = b << 4;
i++;
}
setmany(*palette, 0, 256);
}
