/* setup directcolor palette - required for ATI cards*/
static void
set_directcolor_palette(PSD psd)
{
diag_printf("%s - NOT IMPLEMENTED\n", __FUNCTION__); while (1) ;
#if 0
int i;
short r[256], g[256], b[256];
/* 16bpp uses 32 palette entries*/
if(psd->bpp == 16) {
/* FIXME: this still doesn't work*/
for(i=0; i<32; ++i) {
//r[i] = g[i] = b[i] = ((i<<11)|(i<<6)|i)<<8;
//r[i] = g[i] = b[i] = ((i<<5)|i)<<10;
//r[i] = g[i] = b[i] = i<<11;
//r[i] = g[i] = b[i] = (i<<11) | (i<<3);
r[i] = g[i] = b[i] = (i<<11);
//r[i] = i << 8;
//g[i] = i << 10;
//b[i] = i << 8;
}
ioctl_setpalette(0, 32, r, g, b);
} else {
/* 32bpp uses 256 entries*/
for(i=0; i<256; ++i)
r[i] = i<<8;
ioctl_setpalette(0, 256, r, r, r);
}
#endif
}
/* Timer handler used to do the VT switch at a time when not drawing */
static void
vt_do_switch(void *arg)
{
static unsigned short r[16], g[16], b[16];
/*
* If a drawing function is in progress then we cannot mode
* switch right now because the drawing function would continue to
* scribble on the screen after the switch. So disable further
* drawing and schedule an alarm to try again in .1 second.
*/
if(mwdrawing) {
draw_disable ();
GdAddTimer(100, vt_do_switch, NULL);
return;
}
if(visible) {
draw_disable ();
ioctl_getpalette(0, 16, r, g, b);
if(ioctl (ttyfd, VT_RELDISP, 1) == -1)
EPRINTF("Error can't switch away from VT: %m\n");
} else {
ioctl_setpalette(0, 16, r, g, b);
draw_enable ();
if(ioctl (ttyfd, VT_RELDISP, VT_ACKACQ) == -1)
EPRINTF("Error can't acknowledge VT switch: %m\n");
}
}
/* convert Microwindows palette to framebuffer format and set it*/
static void
fb_setpalette(PSD psd,int first, int count, MWPALENTRY *palette)
{
diag_printf("%s - NOT IMPLEMENTED\n", __FUNCTION__); while (1) ;
#if 0
int i;
unsigned short red[count];
unsigned short green[count];
unsigned short blue[count];
/* convert palette to framebuffer format*/
for(i=0; i < count; i++) {
MWPALENTRY *p = &palette[i];
/* grayscale computation:
* red[i] = green[i] = blue[i] =
* (p->r * 77 + p->g * 151 + p->b * 28);
*/
red[i] = (p->r * fade / 100) << 8;
green[i] = (p->g * fade / 100) << 8;
blue[i] = (p->b * fade / 100) << 8;
}
ioctl_setpalette(first, count, red, green, blue);
#endif
}
/* close framebuffer*/
static void fb_close(PSD psd)
{
/* if not opened, return*/
if(status != 2)
return;
status = 1;
/* reset hw palette*/
ioctl_setpalette(0, 16, saved_red, saved_green, saved_blue);
/* unmap framebuffer*/
munmap(psd->addr, psd->size);
#ifdef _HAVE_TEXT_MODE
#ifdef _LITE_VERSION
if (mgIsServer) {
#endif
/* enter text mode*/
if (tty >= 0) {
ioctl (tty, KDSETMODE, KD_TEXT);
close (tty);
tty = -1;
}
#ifdef _LITE_VERSION
}
#endif
#endif
/* close framebuffer*/
close(fb);
}
static void fb_setpalette(PSD psd,int first, int count, GAL_Color *palette)
{
int i;
unsigned short red[count];
unsigned short green[count];
unsigned short blue[count];
/* convert palette to framebuffer format*/
for(i=0; i < count; i++) {
GAL_Color *p = &palette[i];
/* grayscale computation:
* red[i] = green[i] = blue[i] =
* (p->r * 77 + p->g * 151 + p->b * 28);
*/
red[i] = (p->r * fade / 100) << 8;
green[i] = (p->g * fade / 100) << 8;
blue[i] = (p->b * fade / 100) << 8;
}
ioctl_setpalette(first, count, red, green, blue);
}
/* close framebuffer*/
static void
fb_close(PSD psd)
{
diag_printf("%s - NOT IMPLEMENTED\n", __FUNCTION__);
#if 0
int tty;
/* if not opened, return*/
if(status != 2)
return;
status = 1;
/* reset hw palette*/
ioctl_setpalette(0, 256, saved_red, saved_green, saved_blue);
/* unmap framebuffer*/
// munmap(psd->addr, psd->size);
/* close framebuffer*/
close(fb);
#endif
}
