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Reduce last patch fix size (use pointers)

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This commit is contained in:
DiSlord 2020-03-09 14:08:06 +03:00
parent 90407d5730
commit a19722cdc3
1 changed files with 10 additions and 8 deletions
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18
plot.c
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@ -792,24 +792,26 @@ invalidateRect(int x0, int y0, int x1, int y1){
static void
mark_cells_from_index(void)
{
int t, i;
int t, i, j;
/* mark cells between each neighber points */
uint16_t *map = &markmap[current_mappage][0];
for (t = 0; t < TRACES_MAX; t++) {
if (!trace[t].enabled)
continue;
int m0 = CELL_X(trace_index[t][0]) / CELLWIDTH;
int n0 = CELL_Y(trace_index[t][0]) / CELLHEIGHT;
markmap[current_mappage][n0] |= 1<<m0;
uint32_t *index = &trace_index[t][0];
int m0 = CELL_X(index[0]) / CELLWIDTH;
int n0 = CELL_Y(index[0]) / CELLHEIGHT;
map[n0]|= 1<<m0;
for (i = 1; i < sweep_points; i++) {
int m1 = CELL_X(trace_index[t][i]) / CELLWIDTH;
int n1 = CELL_Y(trace_index[t][i]) / CELLHEIGHT;
int m1 = CELL_X(index[i]) / CELLWIDTH;
int n1 = CELL_Y(index[i]) / CELLHEIGHT;
if (m0 == m1 && n0 == n1)
continue;
int x0 = m0; int x1 = m1; if (x0>x1) SWAP(x0, x1); m0=m1;
int y0 = n0; int y1 = n1; if (y0>y1) SWAP(y0, y1); n0=n1;
for (; y0<=y1; y0++)
for(int j=x0;j<=x1;j++)
markmap[current_mappage][y0]|= 1<<x0;
for(j=x0; j<=x1; j++)
map[y0]|= 1<<x0;
}
}
}