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-rw-r--r--core/math/rect2.h218
1 files changed, 7 insertions, 211 deletions
diff --git a/core/math/rect2.h b/core/math/rect2.h
index b14c69302c..6ecc02336c 100644
--- a/core/math/rect2.h
+++ b/core/math/rect2.h
@@ -31,8 +31,11 @@
#ifndef RECT2_H
#define RECT2_H
-#include "core/math/vector2.h" // also includes math_funcs and ustring
+#include "core/error/error_macros.h"
+#include "core/math/vector2.h"
+class String;
+struct Rect2i;
struct Transform2D;
struct _NO_DISCARD_ Rect2 {
@@ -179,6 +182,7 @@ struct _NO_DISCARD_ Rect2 {
return new_rect;
}
+
inline bool has_point(const Point2 &p_point) const {
#ifdef MATH_CHECKS
if (unlikely(size.x < 0 || size.y < 0)) {
@@ -201,6 +205,7 @@ struct _NO_DISCARD_ Rect2 {
return true;
}
+
bool is_equal_approx(const Rect2 &p_rect) const;
bool operator==(const Rect2 &p_rect) const { return position == p_rect.position && size == p_rect.size; }
@@ -351,6 +356,7 @@ struct _NO_DISCARD_ Rect2 {
}
operator String() const;
+ operator Rect2i() const;
Rect2() {}
Rect2(real_t p_x, real_t p_y, real_t p_width, real_t p_height) :
@@ -363,214 +369,4 @@ struct _NO_DISCARD_ Rect2 {
}
};
-struct _NO_DISCARD_ Rect2i {
- Point2i position;
- Size2i size;
-
- const Point2i &get_position() const { return position; }
- void set_position(const Point2i &p_position) { position = p_position; }
- const Size2i &get_size() const { return size; }
- void set_size(const Size2i &p_size) { size = p_size; }
-
- 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;
- }
- if ((position.x + size.width) <= p_rect.position.x) {
- return false;
- }
- if (position.y >= (p_rect.position.y + p_rect.size.height)) {
- return false;
- }
- if ((position.y + size.height) <= p_rect.position.y) {
- return false;
- }
-
- return true;
- }
-
- 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));
- }
-
- _FORCE_INLINE_ bool has_no_area() const {
- return (size.x <= 0 || size.y <= 0);
- }
-
- // Returns the instersection between two Rect2is or an empty Rect2i if there is no intersection
- inline Rect2i intersection(const Rect2i &p_rect) const {
- Rect2i new_rect = p_rect;
-
- if (!intersects(new_rect)) {
- return Rect2i();
- }
-
- new_rect.position.x = MAX(p_rect.position.x, position.x);
- new_rect.position.y = MAX(p_rect.position.y, position.y);
-
- Point2i p_rect_end = p_rect.position + p_rect.size;
- Point2i end = position + size;
-
- 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);
- new_rect.position.y = MIN(p_rect.position.y, position.y);
-
- new_rect.size.x = MAX(p_rect.position.x + p_rect.size.x, position.x + size.x);
- new_rect.size.y = MAX(p_rect.position.y + p_rect.size.y, position.y + size.y);
-
- new_rect.size = new_rect.size - new_rect.position; //make relative again
-
- 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;
- }
- if (p_point.y < position.y) {
- return false;
- }
-
- if (p_point.x >= (position.x + size.x)) {
- return false;
- }
- if (p_point.y >= (position.y + size.y)) {
- return false;
- }
-
- return true;
- }
-
- bool operator==(const Rect2i &p_rect) const { return position == p_rect.position && size == p_rect.size; }
- bool operator!=(const Rect2i &p_rect) const { return position != p_rect.position || size != p_rect.size; }
-
- Rect2i grow(int p_amount) const {
- Rect2i g = *this;
- g.position.x -= p_amount;
- g.position.y -= p_amount;
- g.size.width += p_amount * 2;
- g.size.height += p_amount * 2;
- return g;
- }
-
- inline Rect2i grow_side(Side p_side, int p_amount) const {
- Rect2i g = *this;
- g = g.grow_individual((SIDE_LEFT == p_side) ? p_amount : 0,
- (SIDE_TOP == p_side) ? p_amount : 0,
- (SIDE_RIGHT == p_side) ? p_amount : 0,
- (SIDE_BOTTOM == p_side) ? p_amount : 0);
- return g;
- }
-
- inline Rect2i grow_side_bind(uint32_t p_side, int p_amount) const {
- return grow_side(Side(p_side), p_amount);
- }
-
- inline Rect2i grow_individual(int p_left, int p_top, int p_right, int p_bottom) const {
- Rect2i g = *this;
- g.position.x -= p_left;
- g.position.y -= p_top;
- g.size.width += p_left + p_right;
- g.size.height += p_top + p_bottom;
-
- return g;
- }
-
- _FORCE_INLINE_ Rect2i expand(const Vector2i &p_vector) const {
- Rect2i r = *this;
- r.expand_to(p_vector);
- return r;
- }
-
- 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;
-
- if (p_vector.x < begin.x) {
- begin.x = p_vector.x;
- }
- if (p_vector.y < begin.y) {
- begin.y = p_vector.y;
- }
-
- if (p_vector.x > end.x) {
- end.x = p_vector.x;
- }
- if (p_vector.y > end.y) {
- end.y = p_vector.y;
- }
-
- position = begin;
- size = end - begin;
- }
-
- _FORCE_INLINE_ Rect2i abs() const {
- return Rect2i(Point2i(position.x + MIN(size.x, 0), position.y + MIN(size.y, 0)), size.abs());
- }
-
- _FORCE_INLINE_ void set_end(const Vector2i &p_end) {
- size = p_end - position;
- }
-
- _FORCE_INLINE_ Vector2i get_end() const {
- return position + size;
- }
-
- operator String() const;
-
- operator Rect2() const { return Rect2(position, size); }
-
- Rect2i() {}
- Rect2i(const Rect2 &p_r2) :
- position(p_r2.position),
- size(p_r2.size) {
- }
- Rect2i(int p_x, int p_y, int p_width, int p_height) :
- position(Point2i(p_x, p_y)),
- size(Size2i(p_width, p_height)) {
- }
- Rect2i(const Point2i &p_pos, const Size2i &p_size) :
- position(p_pos),
- size(p_size) {
- }
-};
-
#endif // RECT2_H
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