void Adc_SetAsyncMode(void) /* Use this interface only if Interrupt generation is supported */
{
/* enable interrupt */
DMA_SRC0.U = SRPN_DMA_SRC0 | BITPOS(12);
DMA_SRC1.U = SRPN_DMA_SRC1 | BITPOS(12);
DMA_SRC2.U = SRPN_DMA_SRC2 | BITPOS(12);
DMA_SRC3.U = SRPN_DMA_SRC3 | BITPOS(12);
}
/* adds a new edge to graph */
void
graph_add_edge (graph_t *g, int a, int b)
{
int aa, bb;
unsigned long pos = 0;
aa = a%g->nodes;
bb = b%g->nodes;
pos = (unsigned long)BITPOS(aa,bb,g->nodes);
BitTrue(g->barray,pos);
}
nbrs_t *
graph_node_nbrs (graph_t *g, int node)
{
unsigned int aa, bb;
int i, j;
unsigned long pos;
int nodes;
int nsize;
nbrs_t *nb;
nsize = graph_node_degree (g, node);
nb = (nbrs_t *) malloc (sizeof (nbrs_t));
if (!nb)
{
fprintf (stderr, "no enough memory abort\n");
_FLINE_;
exit (0);
}
nb->size = nsize;
nb->id = node;
nb->nbrs = (int *) malloc (sizeof(int) * nsize);
if (!nb->nbrs)
{
fprintf (stderr, "no enough memory abort %s %d\n", __FILE__, __LINE__);
exit (0);
}
bzero(nb->nbrs, sizeof(int)*nsize);
if (!nsize)
{
return nb;
}
nodes = g->nodes;
j = 0;
for (i = 0; ((i < nodes) && (nsize)); i++)
{
aa = (unsigned int)i;
bb = (unsigned int)node;
pos = (unsigned long)BITPOS(aa,bb,nodes);
if ((node != i) && (BitIsTrue(g->barray,pos)))
{
nb->nbrs[j++] = i;
nsize --;
}
}
return nb;
}
int
graph_is_edge (graph_t *g, int a, int b)
{
int aa, bb;
unsigned long pos;
aa = a;
bb = b;
if (a == b)
{
return 0;
}
pos = (unsigned long)BITPOS(aa, bb, g->nodes);
return (int)BitValue(g->barray, pos);
}
/* returns degress of a node */
int
graph_node_degree (graph_t *g, int a)
{
int i, n;
unsigned int aa, bb;
unsigned long pos;
n = 0;
for (i = 0; i < g->nodes; i++)
{
aa = (unsigned int)a;
bb = (unsigned int)i;
pos = 0;
pos = (unsigned long)BITPOS(aa,bb,g->nodes);
if (BitValue(g->barray,pos) && (a != i))
{
n++;
}
}
return n;
}
void
print_graph (graph_t *g)
{
int n;
int i;
unsigned long pos;
int j = 0;
n = g->nodes;
for (i = 0; i < n; i++)
{
for (j = 0; j < n; j++)
{
if (j > i)
{
pos = (unsigned long)BITPOS(i,j,g->nodes);
if (BitValue(g->barray, pos))
{
printf ("e %2d %2d\n", i, j);
}
}
}
}
}
