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resistance: prevent "snapping" when windows change direction near edges

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This commit is contained in:
Andrew J. Hesford 2024-02-06 10:00:48 -05:00
parent e52ccfbcf3
commit c01bf3f319
1 changed files with 4 additions and 4 deletions
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8
src/resistance.c
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@ -44,12 +44,12 @@ check_edge(int *next, struct edge current, struct edge target,
if (decreasing) { if (decreasing) {
const int lo = clipped_sub(opp, abs(tolerance)); const int lo = clipped_sub(opp, abs(tolerance));
const int hi = clipped_sub(opp, MIN(tolerance, 0)); const int hi = clipped_sub(opp, MIN(tolerance, 0));
valid = tgt >= lo && tgt < hi; valid = tgt >= lo && tgt < hi && cur >= opp;
} else { } else {
/* Check for increasing movement across opposing edge */ /* Check for increasing movement across opposing edge */
const int lo = clipped_add(opp, MIN(tolerance, 0)); const int lo = clipped_add(opp, MIN(tolerance, 0));
const int hi = clipped_add(opp, abs(tolerance)); const int hi = clipped_add(opp, abs(tolerance));
valid = tgt > lo && tgt <= hi; valid = tgt > lo && tgt <= hi && cur <= opp;
} }
if (valid && edges_traverse_edge(current, target, oppose)) { if (valid && edges_traverse_edge(current, target, oppose)) {
@ -61,11 +61,11 @@ check_edge(int *next, struct edge current, struct edge target,
if (decreasing) { if (decreasing) {
const int lo = clipped_sub(aln, abs(tolerance)); const int lo = clipped_sub(aln, abs(tolerance));
const int hi = clipped_sub(aln, MIN(tolerance, 0)); const int hi = clipped_sub(aln, MIN(tolerance, 0));
valid = tgt >= lo && tgt < hi; valid = tgt >= lo && tgt < hi && cur >= aln;
} else { } else {
const int lo = clipped_add(aln, MIN(tolerance, 0)); const int lo = clipped_add(aln, MIN(tolerance, 0));
const int hi = clipped_add(aln, abs(tolerance)); const int hi = clipped_add(aln, abs(tolerance));
valid = tgt > lo && tgt <= hi; valid = tgt > lo && tgt <= hi && cur <= aln;
} }
if (valid && edges_traverse_edge(current, target, align)) { if (valid && edges_traverse_edge(current, target, align)) {