diff options
Diffstat (limited to 'core/math/transform_2d.h')
| -rw-r--r-- | core/math/transform_2d.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/core/math/transform_2d.h b/core/math/transform_2d.h index c44678674a..e8b44ab197 100644 --- a/core/math/transform_2d.h +++ b/core/math/transform_2d.h @@ -32,6 +32,7 @@ #define TRANSFORM_2D_H #include "core/math/rect2.h" // also includes vector2, math_funcs, and ustring +#include "core/pool_vector.h" struct Transform2D { // Warning #1: basis of Transform2D is stored differently from Basis. In terms of elements array, the basis matrix looks like "on paper": @@ -110,6 +111,8 @@ struct Transform2D { _FORCE_INLINE_ Vector2 xform_inv(const Vector2 &p_vec) const; _FORCE_INLINE_ Rect2 xform(const Rect2 &p_rect) const; _FORCE_INLINE_ Rect2 xform_inv(const Rect2 &p_rect) const; + _FORCE_INLINE_ PoolVector<Vector2> xform(const PoolVector<Vector2> &p_array) const; + _FORCE_INLINE_ PoolVector<Vector2> xform_inv(const PoolVector<Vector2> &p_array) const; operator String() const; @@ -199,4 +202,32 @@ Rect2 Transform2D::xform_inv(const Rect2 &p_rect) const { return new_rect; } +PoolVector<Vector2> Transform2D::xform(const PoolVector<Vector2> &p_array) const { + + PoolVector<Vector2> array; + array.resize(p_array.size()); + + PoolVector<Vector2>::Read r = p_array.read(); + PoolVector<Vector2>::Write w = array.write(); + + for (int i = 0; i < p_array.size(); ++i) { + w[i] = xform(r[i]); + } + return array; +} + +PoolVector<Vector2> Transform2D::xform_inv(const PoolVector<Vector2> &p_array) const { + + PoolVector<Vector2> array; + array.resize(p_array.size()); + + PoolVector<Vector2>::Read r = p_array.read(); + PoolVector<Vector2>::Write w = array.write(); + + for (int i = 0; i < p_array.size(); ++i) { + w[i] = xform_inv(r[i]); + } + return array; +} + #endif // TRANSFORM_2D_H |