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authorquou <quou@disroot.org>2024-08-03 16:14:38 +1000
committerquou <quou@disroot.org>2024-08-03 16:14:38 +1000
commitee3406af08853b0ffb30efd203a373460300077f (patch)
tree22035701497da06bd57a7cda2c43ccb3b262235f
parenta5b1732c36b0a2b896521efacfb3bff485cef127 (diff)
fix rect clipping functions
-rw-r--r--rect.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/rect.c b/rect.c
index e3d3948..599d9a3 100644
--- a/rect.c
+++ b/rect.c
@@ -3,7 +3,6 @@
Rect* rect_clip(Rect* r, const Rect* c) {
int n;
- int x = r->x, y = r->y;
if ((n = c->x - r->x) > 0) {
r->w -= n;
r->x += n;
@@ -12,16 +11,15 @@ Rect* rect_clip(Rect* r, const Rect* c) {
r->h -= n;
r->y += n;
}
- if ((n = x + r->w - (c->x + c->w)) > 0)
+ if ((n = r->x + r->w - (c->x + c->w)) > 0)
r->w -= n;
- if ((n = y + r->h - (c->y + c->h)) > 0)
+ if ((n = r->y + r->h - (c->y + c->h)) > 0)
r->h -= n;
return r;
}
Rect* rect_clipr(Rect* r, const int* c) {
int n;
- int x = r->x, y = r->y;
if ((n = c[0] - r->x) > 0) {
r->w -= n;
r->x += n;
@@ -30,16 +28,15 @@ Rect* rect_clipr(Rect* r, const int* c) {
r->h -= n;
r->y += n;
}
- if ((n = x + r->w - c[2]) > 0)
+ if ((n = r->x + r->w - c[2]) > 0)
r->w -= n;
- if ((n = y + r->h - c[3]) > 0)
+ if ((n = r->y + r->h - c[3]) > 0)
r->h -= n;
return r;
}
Rect* rect_clips(Rect* r, Rect* s, const Rect* c) {
int n;
- int x = r->x, y = r->y;
if ((n = c->x - r->x) > 0) {
r->w -= n;
r->x += n;
@@ -52,11 +49,11 @@ Rect* rect_clips(Rect* r, Rect* s, const Rect* c) {
s->h -= n;
s->y += n;
}
- if ((n = x + r->w - (c->x + c->w)) > 0) {
+ if ((n = r->x + r->w - (c->x + c->w)) > 0) {
r->w -= n;
s->w -= n;
}
- if ((n = y + r->h - (c->y + c->h)) > 0) {
+ if ((n = r->y + r->h - (c->y + c->h)) > 0) {
r->h -= n;
s->h -= n;
}
@@ -65,7 +62,6 @@ Rect* rect_clips(Rect* r, Rect* s, const Rect* c) {
Rect* rect_clipsr(Rect* r, Rect* s, const int* c) {
int n;
- int x = r->x, y = r->y;
if ((n = c[0] - r->x) > 0) {
r->w -= n;
r->x += n;
@@ -78,11 +74,11 @@ Rect* rect_clipsr(Rect* r, Rect* s, const int* c) {
s->h -= n;
s->y += n;
}
- if ((n = x + r->w - c[2]) > 0) {
+ if ((n = r->x + r->w - c[2]) > 0) {
r->w -= n;
s->w -= n;
}
- if ((n = y + r->h - c[3]) > 0) {
+ if ((n = r->y + r->h - c[3]) > 0) {
r->h -= n;
s->h -= n;
}