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-rw-r--r--include/core/Basis.hpp5
-rw-r--r--include/core/Quat.hpp2
-rw-r--r--include/core/Transform.hpp5
-rw-r--r--include/core/Transform2D.hpp4
-rw-r--r--include/core/Vector2.hpp15
-rw-r--r--include/core/Vector3.hpp13
-rw-r--r--src/core/Basis.cpp5
-rw-r--r--src/core/Quat.cpp2
-rw-r--r--src/core/Transform.cpp5
-rw-r--r--src/core/Transform2D.cpp4
-rw-r--r--src/core/Vector2.cpp9
-rw-r--r--src/core/Vector3.cpp11
12 files changed, 80 insertions, 0 deletions
diff --git a/include/core/Basis.hpp b/include/core/Basis.hpp
index 76a345b..0fd697e 100644
--- a/include/core/Basis.hpp
+++ b/include/core/Basis.hpp
@@ -13,6 +13,11 @@ class Quat;
class Basis {
private:
+ static const Basis IDENTITY;
+ static const Basis FLIP_X;
+ static const Basis FLIP_Y;
+ static const Basis FLIP_Z;
+
// This helper template is for mimicking the behavior difference between the engine
// and script interfaces that logically script sees matrices as column major, while
// the engine stores them in row major to efficiently take advantage of SIMD
diff --git a/include/core/Quat.hpp b/include/core/Quat.hpp
index f047178..4add6be 100644
--- a/include/core/Quat.hpp
+++ b/include/core/Quat.hpp
@@ -11,6 +11,8 @@ namespace godot {
class Quat {
public:
+ static const Quat IDENTITY;
+
real_t x, y, z, w;
real_t length_squared() const;
diff --git a/include/core/Transform.hpp b/include/core/Transform.hpp
index 9da6366..836792c 100644
--- a/include/core/Transform.hpp
+++ b/include/core/Transform.hpp
@@ -10,6 +10,11 @@ namespace godot {
class Transform {
public:
+ static const Transform IDENTITY;
+ static const Transform FLIP_X;
+ static const Transform FLIP_Y;
+ static const Transform FLIP_Z;
+
Basis basis;
Vector3 origin;
diff --git a/include/core/Transform2D.hpp b/include/core/Transform2D.hpp
index ae01b7f..6a5010f 100644
--- a/include/core/Transform2D.hpp
+++ b/include/core/Transform2D.hpp
@@ -10,6 +10,10 @@ typedef Vector2 Size2;
struct Rect2;
struct Transform2D {
+ static const Transform2D IDENTITY;
+ static const Transform2D FLIP_X;
+ static const Transform2D FLIP_Y;
+
// Warning #1: basis of Transform2D is stored differently from Basis. In terms of elements array, the basis matrix looks like "on paper":
// M = (elements[0][0] elements[1][0])
// (elements[0][1] elements[1][1])
diff --git a/include/core/Vector2.hpp b/include/core/Vector2.hpp
index 031d47f..3c2a403 100644
--- a/include/core/Vector2.hpp
+++ b/include/core/Vector2.hpp
@@ -12,6 +12,21 @@ namespace godot {
class String;
struct Vector2 {
+ enum Axis {
+ AXIS_X = 0,
+ AXIS_Y,
+ AXIS_COUNT
+ };
+
+ static const Vector2 ZERO;
+ static const Vector2 ONE;
+ static const Vector2 INF;
+
+ // Coordinate system of the 2D engine
+ static const Vector2 LEFT;
+ static const Vector2 RIGHT;
+ static const Vector2 UP;
+ static const Vector2 DOWN;
union {
real_t x;
diff --git a/include/core/Vector3.hpp b/include/core/Vector3.hpp
index 5971787..cbd4f75 100644
--- a/include/core/Vector3.hpp
+++ b/include/core/Vector3.hpp
@@ -19,8 +19,21 @@ struct Vector3 {
AXIS_X,
AXIS_Y,
AXIS_Z,
+ AXIS_COUNT
};
+ static const Vector3 ZERO;
+ static const Vector3 ONE;
+ static const Vector3 INF;
+
+ // Coordinate system of the 3D engine
+ static const Vector3 LEFT;
+ static const Vector3 RIGHT;
+ static const Vector3 UP;
+ static const Vector3 DOWN;
+ static const Vector3 FORWARD;
+ static const Vector3 BACK;
+
union {
struct {
real_t x;
diff --git a/src/core/Basis.cpp b/src/core/Basis.cpp
index 368afa1..903566c 100644
--- a/src/core/Basis.cpp
+++ b/src/core/Basis.cpp
@@ -7,6 +7,11 @@
namespace godot {
+const Basis Basis::IDENTITY = Basis();
+const Basis Basis::FLIP_X = Basis(-1, 0, 0, 0, 1, 0, 0, 0, 1);
+const Basis Basis::FLIP_Y = Basis(1, 0, 0, 0, -1, 0, 0, 0, 1);
+const Basis Basis::FLIP_Z = Basis(1, 0, 0, 0, 1, 0, 0, 0, -1);
+
Basis::Basis(const Vector3 &row0, const Vector3 &row1, const Vector3 &row2) {
elements[0] = row0;
elements[1] = row1;
diff --git a/src/core/Quat.cpp b/src/core/Quat.cpp
index 00fa43d..dc179e2 100644
--- a/src/core/Quat.cpp
+++ b/src/core/Quat.cpp
@@ -7,6 +7,8 @@
namespace godot {
+const Quat Quat::IDENTITY = Quat();
+
// set_euler_xyz expects a vector containing the Euler angles in the format
// (ax,ay,az), where ax is the angle of rotation around x axis,
// and similar for other axes.
diff --git a/src/core/Transform.cpp b/src/core/Transform.cpp
index d32de8d..1eca983 100644
--- a/src/core/Transform.cpp
+++ b/src/core/Transform.cpp
@@ -9,6 +9,11 @@
namespace godot {
+const Transform Transform::IDENTITY = Transform();
+const Transform Transform::FLIP_X = Transform(-1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0);
+const Transform Transform::FLIP_Y = Transform(1, 0, 0, 0, -1, 0, 0, 0, 1, 0, 0, 0);
+const Transform Transform::FLIP_Z = Transform(1, 0, 0, 0, 1, 0, 0, 0, -1, 0, 0, 0);
+
Transform Transform::inverse_xform(const Transform &t) const {
Vector3 v = t.origin - origin;
diff --git a/src/core/Transform2D.cpp b/src/core/Transform2D.cpp
index acd6af1..6395c3d 100644
--- a/src/core/Transform2D.cpp
+++ b/src/core/Transform2D.cpp
@@ -7,6 +7,10 @@
namespace godot {
+const Transform2D Transform2D::IDENTITY;
+const Transform2D Transform2D::FLIP_X = Transform2D(-1, 0, 0, 1, 0, 0);
+const Transform2D Transform2D::FLIP_Y = Transform2D(1, 0, 0, -1, 0, 0);
+
Transform2D::Transform2D(real_t xx, real_t xy, real_t yx, real_t yy, real_t ox, real_t oy) {
elements[0][0] = xx;
diff --git a/src/core/Vector2.cpp b/src/core/Vector2.cpp
index 44dc001..eeeeb85 100644
--- a/src/core/Vector2.cpp
+++ b/src/core/Vector2.cpp
@@ -6,6 +6,15 @@
namespace godot {
+const Vector2 Vector2::ZERO;
+const Vector2 Vector2::ONE;
+const Vector2 Vector2::INF;
+
+const Vector2 Vector2::LEFT = Vector2(-1, 0);
+const Vector2 Vector2::RIGHT = Vector2(1, 0);
+const Vector2 Vector2::UP = Vector2(0, -1);
+const Vector2 Vector2::DOWN = Vector2(0, 1);
+
bool Vector2::operator==(const Vector2 &p_vec2) const {
return x == p_vec2.x && y == p_vec2.y;
}
diff --git a/src/core/Vector3.cpp b/src/core/Vector3.cpp
index 879de0b..f4db462 100644
--- a/src/core/Vector3.cpp
+++ b/src/core/Vector3.cpp
@@ -8,6 +8,17 @@
namespace godot {
+const Vector3 Vector3::ZERO = Vector3();
+const Vector3 Vector3::ONE = Vector3();
+const Vector3 Vector3::INF = Vector3(INFINITY, INFINITY, INFINITY);
+
+const Vector3 Vector3::LEFT = Vector3(-1, 0, 0);
+const Vector3 Vector3::RIGHT = Vector3(1, 0, 0);
+const Vector3 Vector3::UP = Vector3(0, 1, 0);
+const Vector3 Vector3::DOWN = Vector3(0, -1, 0);
+const Vector3 Vector3::FORWARD = Vector3(0, 0, -1);
+const Vector3 Vector3::BACK = Vector3(0, 0, 1);
+
bool Vector3::operator<(const Vector3 &p_v) const {
if (x == p_v.x) {
if (y == p_v.y)