CUresult CuDeviceMem::ToDevice(size_t sourceOffset, CuDeviceMem* target,
size_t targetOffset, size_t size) {
if(Context() != target->Context()) return CUDA_ERROR_INVALID_CONTEXT;
if(targetOffset + size > target->Size()) return CUDA_ERROR_INVALID_VALUE;
return ToDevice(sourceOffset, target->Handle() + targetOffset, size);
}
int
ParseInput(DviWidget dw)
{
int n, k;
int c;
char Buffer[BUFSIZ];
int NextPage;
int prevFont;
int otherc;
unsigned char tc;
/*
* make sure some state exists
*/
if (!dw->dvi.state)
push_env (dw);
for (;;) {
switch (DviGetC(dw, &c)) {
case '\n':
break;
case ' ': /* when input is text */
case 0: /* occasional noise creeps in */
break;
case '{': /* push down current environment */
push_env(dw);
break;
case '}':
pop_env(dw);
break;
/*
* two motion digits plus a character
*/
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
HorizontalMove(dw, (c-'0')*10 +
DviGetC(dw,&otherc)-'0');
/* fall through */
case 'c': /* single ascii character */
(void) DviGetC(dw,&c);
if (c == ' ')
break;
tc = c;
PutCharacters (dw, &tc, 1);
break;
case 'C':
GetWord(dw, Buffer, BUFSIZ);
{
DviCharNameMap *map;
int i;
unsigned char *ligature;
c = -1;
map = QueryFontMap (dw, dw->dvi.state->font_number);
if (map)
{
c = DviCharIndex (map, Buffer);
if (c == -1)
{
ligature = DviCharIsLigature (map, Buffer);
if (ligature) {
i = strlen ((char *) ligature);
PutCharacters (dw, ligature, i);
break;
}
}
}
prevFont = -1;
if (c == -1) {
for (i = 1; (map = QueryFontMap (dw, i)); i++)
if (map->special)
if ((c = DviCharIndex (map, Buffer)) != -1) {
prevFont = dw->dvi.state->font_number;
dw->dvi.state->font_number = i;
break;
}
}
if (c != -1)
{
tc = c;
PutCharacters (dw, &tc, 1);
}
if (prevFont != -1)
dw->dvi.state->font_number = prevFont;
}
break;
case 'D': /* draw function */
GetLine(dw, Buffer, BUFSIZ);
ParseDrawFunction(dw, Buffer);
break;
case 's': /* ignore fractional sizes */
n = GetNumber(dw);
if (!dw->dvi.size_scale)
{
static int guesses[] = { 1, 4, 100, 1000, 1 };
int i;
for (i = 0; i < 4; i++)
if (8 <= n/guesses[i] && n/guesses[i] <= 24)
{
break;
}
dw->dvi.size_scale = guesses[i];
}
dw->dvi.state->font_size = n;
dw->dvi.state->line_width = n * (dw->dvi.device_resolution /
(720 * dw->dvi.size_scale));
break;
case 'f':
n = GetNumber(dw);
dw->dvi.state->font_number = n;
break;
case 'H': /* absolute horizontal motion */
k = GetNumber(dw);
HorizontalGoto(dw, k);
break;
case 'h': /* relative horizontal motion */
k = GetNumber(dw);
HorizontalMove(dw, k);
break;
case 'w': /* word space */
break;
case 'V':
n = GetNumber(dw);
VerticalGoto(dw, n);
break;
case 'v':
n = GetNumber(dw);
VerticalMove(dw, n);
break;
case 'P': /* new spread */
break;
case 'p': /* new page */
(void) GetNumber(dw);
NextPage = dw->dvi.current_page + 1;
RememberPagePosition(dw, NextPage);
FlushCharCache (dw);
return(NextPage);
case 'n': /* end of line */
GetNumber(dw);
GetNumber(dw);
HorizontalGoto(dw, 0);
break;
case '#': /* comment */
case 'F': /* file info */
GetLine(dw, NULL, 0);
break;
case 't': /* text */
GetLine(dw, Buffer, BUFSIZ);
PutCharacters (dw, (unsigned char *)Buffer,
strlen (Buffer));
dw->dvi.state->x = ToDevice (dw, dw->dvi.cache.x);
break;
case 'x': /* device control */
ParseDeviceControl(dw);
break;
case EOF:
dw->dvi.last_page = dw->dvi.current_page;
FlushCharCache (dw);
return dw->dvi.current_page;
default:
GetLine (dw, Buffer, BUFSIZ);
fprintf (stderr, "Unknown command %s\n", Buffer);
break;
}
}
}
CUresult CuDeviceMem::ToDevice(CuDeviceMem* target) {
if(Context() != target->Context()) return CUDA_ERROR_INVALID_CONTEXT;
if(Size() != target->Size()) return CUDA_ERROR_INVALID_VALUE;
return ToDevice(target->Handle());
}
