void x_cleardev(void)
{
#ifdef GGI
ggiSetGCForeground (ggiVis, ggi_getcolor (0));
ggiFillscreen(ggiVis);
ggiSetGCForeground (ggiVis, ggi_getcolor (xg_color));
#else
vga_clear();
#endif
}
int main(int argc, const char *argv[])
{
ggi_visual_t vis;
ggi_mode mode;
int i, j, cx, cy, c;
char buf[80];
/* Set up the random number generator */
srandom((unsigned)time(NULL));
/* Initialize LibGGI */
if (giiInit() < 0) {
fprintf(stderr, "Cannot initialize LibGII!\n");
return 1;
}
if (ggiInit() < 0) {
fprintf(stderr, "Cannot initialize LibGGI!\n");
giiExit();
return 1;
}
vis = ggNewStem(NULL);
if (!vis) {
fprintf(stderr, "Cannot open create stem!\n");
ggiExit();
giiExit();
return 1;
}
if (giiAttach(vis) < 0) {
fprintf(stderr, "Cannot attach LibGII!\n");
ggDelStem(vis);
ggiExit();
giiExit();
return 1;
}
if (ggiAttach(vis) < 0) {
fprintf(stderr, "Cannot attach LibGGI!\n");
ggDelStem(vis);
ggiExit();
giiExit();
return 1;
}
/* Open default visual */
if (ggiOpen(vis, NULL) < 0) {
fprintf(stderr, "Cannot open default visual!\n");
ggDelStem(vis);
ggiExit();
giiExit();
return 1;
}
/* Set visual to async mode (drawing not immediate) */
ggiSetFlags(vis, GGIFLAG_ASYNC);
/* Set default mode, but with multiple buffering */
if (argc > 1) {
ggiParseMode(argv[1], &mode);
} else {
ggiParseMode("", &mode);
if (mode.frames < 2) mode.frames = 2;
}
if (ggiSetMode(vis, &mode)) {
fprintf(stderr, "Cannot set mode!\n");
ggDelStem(vis);
ggiExit();
giiExit();
return 1;
}
ggiGetCharSize(vis, &cx, &cy);
/* Setup palette */
if (GT_SCHEME(mode.graphtype) == GT_PALETTE) {
ggiSetColorfulPalette(vis);
}
/* Write something into each frame */
for (i = 0; i < mode.frames; i++) {
if (ggiSetWriteFrame(vis, i)) {
fprintf(stderr, "Cannot set write frame!\n");
ggDelStem(vis);
ggiExit();
giiExit();
return 1;
}
ggiSetGCBackground(vis, ggiMapColor(vis, &white));
ggiSetGCForeground(vis, ggiMapColor(vis, &white));
ggiFillscreen(vis);
}
/* Clip a small border so that clipping can be verified. */
ggiSetGCClipping(vis, 5, 5, mode.virt.x - 5, mode.virt.y - 5);
/* Write something into each frame */
for (i = 0; i < mode.frames; i++) {
ggiSetWriteFrame(vis, i);
ggiSetGCBackground(vis, ggiMapColor(vis, &black));
ggiSetGCForeground(vis, ggiMapColor(vis, &black));
ggiFillscreen(vis);
snprintf(buf, sizeof(buf), "Hello World #%d!", i);
for (j = 0; j < mode.virt.y; j += cy) {
ggi_color col;
int x = random() % mode.virt.x;
int h = (random() & 0x7fff) + 0x8000;
int l = (random() & 0x7fff);
/* Use different colors for different frames */
col.r = ((i + 1) & 1) ? h : l;
col.g = ((i + 1) & 2) ? h : l;
col.b = ((i + 1) & 4) ? h : l;
ggiSetGCForeground(vis, ggiMapColor(vis, &col));
ggiPuts(vis, x, j, buf);
}
/* Flush commands before proceeding to the next frame */
ggiFlush(vis);
}
/* Cycle through frames */
i = 0;
j = 0;
do {
if (ggiSetDisplayFrame(vis, i)) {
ggPanic("Cannot set display frame!\n");
}
/* Wait */
c = GIIK_VOID;
do {
struct timeval tv = { 0, 0 };
int key;
/* Flush command before waiting for input */
ggiFlush(vis);
key = giiEventPoll(vis, emKeyPress, &tv);
if (key & emKeyPress)
c = giiGetc(vis);
ggUSleep(50000);
animate(vis, &mode, j);
j++;
} while (c == GIIK_VOID || GII_KTYP(c) == GII_KT_MOD);
i = (i + 1) % mode.frames;
} while (c != 'q' && c != 'Q' && c != 'x' && c != 'X' &&
c != GIIUC_Escape);
ggiClose(vis);
ggDelStem(vis);
ggiExit();
giiExit();
return 0;
}
static void testcase1(const char *desc)
{
int ret;
ggi_visual_t vis;
ggi_mode mode;
ggi_pixel pixel_color;
ggi_color color_color;
#if 0
unsigned int j, size;
const ggi_directbuffer *dbuf = NULL;
#endif
color_color.r = 0x0000;
color_color.g = 0xffff;
color_color.b = 0xffff;
printteststart(__FILE__, __PRETTY_FUNCTION__, EXPECTED2PASS, desc);
if (dontrun) return;
vis = ggNewStem(libggi, NULL);
if (vis == NULL) {
printfailure("Couldn't create stem for %s", DISPLAYSTR);
return;
}
ret = ggiOpen(vis, DISPLAYSTR, NULL);
if (ret != 0) {
printfailure("Couldn't open %s", DISPLAYSTR);
return;
}
#if 0
/* Here, XGGI would switch to async mode,
* if there were a place to hook in ggiFlush()
*/
ggiSetFlags(vis, GGIFLAG_ASYNC);
#endif
/* Now check, if mansync is actually running
* - note, we are in sync mode here.
*/
/* stop mansync. If it runs as it should,
* we don't fail with an assertion here */
ret = MANSYNC_stop(STEM_API_DATA(vis, libggi, struct ggi_visual*));
if (ret != 0) {
printfailure("BUG: mansync not running - forgot to call "
"MANSYNC_start(vis) right after MANSYNC_init(vis)?\n");
goto exit_testcase;
}
/* now restart it */
ret = MANSYNC_start(STEM_API_DATA(vis, libggi, struct ggi_visual*));
if (ret != 0) {
printfailure("BUG: mansync couldn't be relaunched\n");
goto exit_testcase;
}
ggiParseMode("", &mode);
ggiCheckMode(vis, &mode);
ret = ggiSetMode(vis, &mode);
if (ret != GGI_OK) {
printfailure("expected return value: \"%i\"\n"
"actual return value: \"%i\"\n",
GGI_OK, ret);
goto exit_testcase;
}
/* Disable directbuffer as this is not required to
* perform the test
*/
#if 0
ret = -1;
size = GT_SIZE(mode.graphtype);
for (j = 0;
(dbuf = ggiDBGetBuffer(vis, j)) != NULL;
j++)
{
if ((dbuf->type & GGI_DB_SIMPLE_PLB)
&& ((8*dbuf->buffer.plb.stride) % size) == 0)
{
/* found */
ret = GGI_OK;
break;
}
}
if (ret != GGI_OK) {
printfailure("This mode and target has no suitable DirectBuffer\n");
goto exit_testcase;
}
if (ggiResourceAcquire(dbuf->resource,
GGI_ACTYPE_WRITE | GGI_ACTYPE_READ)
!= 0)
{
printfailure("Unable to acquire DirectBuffer\n");
goto exit_testcase;
}
#endif
/* ... and now draw something.
*/
pixel_color = ggiMapColor(vis, &color_color);
ggiSetGCForeground(vis, pixel_color);
ggiFillscreen(vis);
#if 0
ggiResourceRelease(dbuf->resource);
#endif
exit_testcase:
ggDelStem(vis);
printsuccess();
return;
}
