summaryrefslogtreecommitdiff
path: root/core/math/rect2.h
diff options
context:
space:
mode:
Diffstat (limited to 'core/math/rect2.h')
-rw-r--r--core/math/rect2.h102
1 files changed, 89 insertions, 13 deletions
diff --git a/core/math/rect2.h b/core/math/rect2.h
index ab0b489b4a..1f14a01103 100644
--- a/core/math/rect2.h
+++ b/core/math/rect2.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -46,7 +46,14 @@ struct Rect2 {
real_t get_area() const { return size.width * size.height; }
+ _FORCE_INLINE_ Vector2 get_center() const { return position + (size * 0.5); }
+
inline bool intersects(const Rect2 &p_rect, const bool p_include_borders = false) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
if (p_include_borders) {
if (position.x > (p_rect.position.x + p_rect.size.width)) {
return false;
@@ -79,6 +86,11 @@ struct Rect2 {
}
inline real_t distance_to(const Vector2 &p_point) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
real_t dist = 0.0;
bool inside = true;
@@ -115,9 +127,14 @@ struct Rect2 {
bool intersects_segment(const Point2 &p_from, const Point2 &p_to, Point2 *r_pos = nullptr, Point2 *r_normal = nullptr) const;
inline bool encloses(const Rect2 &p_rect) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
return (p_rect.position.x >= position.x) && (p_rect.position.y >= position.y) &&
- ((p_rect.position.x + p_rect.size.x) <= (position.x + size.x)) &&
- ((p_rect.position.y + p_rect.size.y) <= (position.y + size.y));
+ ((p_rect.position.x + p_rect.size.x) <= (position.x + size.x)) &&
+ ((p_rect.position.y + p_rect.size.y) <= (position.y + size.y));
}
_FORCE_INLINE_ bool has_no_area() const {
@@ -145,7 +162,11 @@ struct Rect2 {
}
inline Rect2 merge(const Rect2 &p_rect) const { ///< return a merged rect
-
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
Rect2 new_rect;
new_rect.position.x = MIN(p_rect.position.x, position.x);
@@ -159,6 +180,11 @@ struct Rect2 {
return new_rect;
}
inline bool has_point(const Point2 &p_point) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
if (p_point.x < position.x) {
return false;
}
@@ -181,6 +207,11 @@ struct Rect2 {
bool operator!=(const Rect2 &p_rect) const { return position != p_rect.position || size != p_rect.size; }
inline Rect2 grow(real_t p_amount) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
Rect2 g = *this;
g.grow_by(p_amount);
return g;
@@ -207,6 +238,11 @@ struct Rect2 {
}
inline Rect2 grow_individual(real_t p_left, real_t p_top, real_t p_right, real_t p_bottom) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
Rect2 g = *this;
g.position.x -= p_left;
g.position.y -= p_top;
@@ -223,7 +259,11 @@ struct Rect2 {
}
inline void expand_to(const Vector2 &p_vector) { //in place function for speed
-
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2 size is negative, this is not supported. Use Rect2.abs() to get a Rect2 with a positive size.");
+ }
+#endif
Vector2 begin = position;
Vector2 end = position + size;
@@ -255,11 +295,11 @@ struct Rect2 {
return Vector2(
(p_normal.x > 0) ? -half_extents.x : half_extents.x,
(p_normal.y > 0) ? -half_extents.y : half_extents.y) +
- ofs;
+ ofs;
}
_FORCE_INLINE_ bool intersects_filled_polygon(const Vector2 *p_points, int p_point_count) const {
- Vector2 center = position + size * 0.5;
+ Vector2 center = get_center();
int side_plus = 0;
int side_minus = 0;
Vector2 end = position + size;
@@ -344,7 +384,14 @@ struct Rect2i {
int get_area() const { return size.width * size.height; }
+ _FORCE_INLINE_ Vector2i get_center() const { return position + (size / 2); }
+
inline bool intersects(const Rect2i &p_rect) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
if (position.x > (p_rect.position.x + p_rect.size.width)) {
return false;
}
@@ -362,9 +409,14 @@ struct Rect2i {
}
inline bool encloses(const Rect2i &p_rect) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
return (p_rect.position.x >= position.x) && (p_rect.position.y >= position.y) &&
- ((p_rect.position.x + p_rect.size.x) < (position.x + size.x)) &&
- ((p_rect.position.y + p_rect.size.y) < (position.y + size.y));
+ ((p_rect.position.x + p_rect.size.x) < (position.x + size.x)) &&
+ ((p_rect.position.y + p_rect.size.y) < (position.y + size.y));
}
_FORCE_INLINE_ bool has_no_area() const {
@@ -385,14 +437,18 @@ struct Rect2i {
Point2i p_rect_end = p_rect.position + p_rect.size;
Point2i end = position + size;
- new_rect.size.x = (int)(MIN(p_rect_end.x, end.x) - new_rect.position.x);
- new_rect.size.y = (int)(MIN(p_rect_end.y, end.y) - new_rect.position.y);
+ new_rect.size.x = MIN(p_rect_end.x, end.x) - new_rect.position.x;
+ new_rect.size.y = MIN(p_rect_end.y, end.y) - new_rect.position.y;
return new_rect;
}
inline Rect2i merge(const Rect2i &p_rect) const { ///< return a merged rect
-
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0 || p_rect.size.x < 0 || p_rect.size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
Rect2i new_rect;
new_rect.position.x = MIN(p_rect.position.x, position.x);
@@ -406,6 +462,11 @@ struct Rect2i {
return new_rect;
}
bool has_point(const Point2i &p_point) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
if (p_point.x < position.x) {
return false;
}
@@ -427,6 +488,11 @@ struct Rect2i {
bool operator!=(const Rect2i &p_rect) const { return position != p_rect.position || size != p_rect.size; }
Rect2i grow(int p_amount) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
Rect2i g = *this;
g.position.x -= p_amount;
g.position.y -= p_amount;
@@ -449,6 +515,11 @@ struct Rect2i {
}
inline Rect2i grow_individual(int p_left, int p_top, int p_right, int p_bottom) const {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
Rect2i g = *this;
g.position.x -= p_left;
g.position.y -= p_top;
@@ -465,6 +536,11 @@ struct Rect2i {
}
inline void expand_to(const Point2i &p_vector) {
+#ifdef MATH_CHECKS
+ if (unlikely(size.x < 0 || size.y < 0)) {
+ ERR_PRINT("Rect2i size is negative, this is not supported. Use Rect2i.abs() to get a Rect2i with a positive size.");
+ }
+#endif
Point2i begin = position;
Point2i end = position + size;
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-26 17:23:49 +0000