nsfb_t *
framebuffer_initialise(const char *fename, int width, int height, int bpp)
{
enum nsfb_frontend_e fetype;
fetype = nsfb_frontend_from_name(fename);
if (fetype == NSFB_FRONTEND_NONE) {
LOG(("The %s frontend is not available from libnsfb\n", fename));
return NULL;
}
nsfb = nsfb_init(fetype);
if (nsfb == NULL) {
LOG(("Unable to initialise nsfb with %s frontend\n", fename));
return NULL;
}
if (nsfb_set_geometry(nsfb, width, height, bpp) == -1) {
LOG(("Unable to set geometry\n"));
nsfb_finalise(nsfb);
return NULL;
}
nsfb_cursor_init(nsfb);
if (nsfb_init_frontend(nsfb) == -1) {
LOG(("Unable to initialise nsfb frontend\n"));
nsfb_finalise(nsfb);
return NULL;
}
return nsfb;
}
nsfb_t *
framebuffer_initialise(const char *fename, int width, int height, int bpp)
{
enum nsfb_type_e fbtype;
enum nsfb_format_e fbfmt;
/* bpp is a proxy for the framebuffer format */
if (framebuffer_format_from_bpp(bpp, &fbfmt) == false) {
return NULL;
}
fbtype = nsfb_type_from_name(fename);
if (fbtype == NSFB_SURFACE_NONE) {
LOG("The %s surface is not available from libnsfb\n", fename);
return NULL;
}
nsfb = nsfb_new(fbtype);
if (nsfb == NULL) {
LOG("Unable to create %s fb surface\n", fename);
return NULL;
}
if (nsfb_set_geometry(nsfb, width, height, fbfmt) == -1) {
LOG("Unable to set surface geometry\n");
nsfb_free(nsfb);
return NULL;
}
nsfb_cursor_init(nsfb);
if (nsfb_init(nsfb) == -1) {
LOG("Unable to initialise nsfb surface\n");
nsfb_free(nsfb);
return NULL;
}
return nsfb;
}
nsfb_t *
framebuffer_initialise(const char *fename, int width, int height, int bpp)
{
enum nsfb_type_e fbtype;
enum nsfb_format_e fbfmt;
/* bpp is a proxy for the framebuffer format */
switch (bpp) {
case 32:
fbfmt = NSFB_FMT_XRGB8888;
break;
case 24:
fbfmt = NSFB_FMT_RGB888;
break;
case 16:
fbfmt = NSFB_FMT_RGB565;
break;
case 8:
fbfmt = NSFB_FMT_I8;
break;
case 4:
fbfmt = NSFB_FMT_I4;
break;
case 1:
fbfmt = NSFB_FMT_I1;
break;
default:
LOG(("Bad bits per pixel (%d)\n", bpp));
return NULL;
}
fbtype = nsfb_type_from_name(fename);
if (fbtype == NSFB_SURFACE_NONE) {
LOG(("The %s surface is not available from libnsfb\n", fename));
return NULL;
}
nsfb = nsfb_new(fbtype);
if (nsfb == NULL) {
LOG(("Unable to create %s fb surface\n", fename));
return NULL;
}
if (nsfb_set_geometry(nsfb, width, height, fbfmt) == -1) {
LOG(("Unable to set surface geometry\n"));
nsfb_free(nsfb);
return NULL;
}
nsfb_cursor_init(nsfb);
if (nsfb_init(nsfb) == -1) {
LOG(("Unable to initialise nsfb surface\n"));
nsfb_free(nsfb);
return NULL;
}
return nsfb;
}