*

LEngine/Transform.h

@@ -0,0 +1,94 @@
+#ifndef Transform_h__
+#define Transform_h__
+
+#include "lmath.h"
+#include "Mathf.h"
+#include "ObjectsFactory.h"
+#include "Component.h"
+#include "Archive.h"
+
+using namespace lm;
+
+LOBJECT(Transform, Component)
+public:
+	std::shared_ptr<Transform> parent;
+	Quaternion_f _rotation;
+	float3 _position;
+	float3 _scale;
+
+	Transform()
+		:_scale(1.0f,1.0f,1.0f), _position(0.0f,0.0f,0.0f), _rotation(0.0f,0.0f,0.0f,1.0f){
+	}
+
+	void serialize(Archive& archive) override{
+		Component::serialize(archive);
+		archive << parent;
+		archive << _rotation << _position << _scale;
+	}
+
+	std::wstring class_name() const {
+		return L"Transform";
+	}
+
+	void SetLocalPosition(const float3& position) {
+		_position = position;
+	}
+	float3 GetLocalPosition() {
+		return _position;
+	}
+
+	float3 forward() const{
+		return GetGlobalTransform().z().xyz();
+	}
+
+	float3 right() const {
+		return GetGlobalTransform().x().xyz();
+	}
+
+	float3 up() const {
+		return GetGlobalTransform().y().xyz();
+	}
+
+	void SetLocalRotation(const Quaternion_f& rotation) {
+		_rotation = rotation;
+	}
+
+	Quaternion_f GetLocalRotation() {
+		return _rotation;
+	}
+
+	void SetLocalScale(const float3& scale) {
+		_scale = scale;
+	}
+
+	float3 GetLocalScale() {
+		return _scale;
+	}
+
+	float4x4 GetLocalTransform() const{
+		auto scaleMatrix = matrix4x4Scale(_scale);
+		auto rotationMatrix = matrix4x4RotationQuaternion(_rotation);
+		auto positionMatrix = matrix4x4Translation(_position);
+		return lm::mul(lm::mul(scaleMatrix, rotationMatrix), positionMatrix);
+	}
+
+	float4x4 GetGlobalTransform() const{
+		if(parent == nullptr) {
+			return GetLocalTransform();
+		}
+		return lm::mul(GetLocalTransform(), parent->GetGlobalTransform());
+	}
+
+	float3 GetGlobalPosition() {
+		auto tf = GetGlobalTransform();
+		return float3(tf[0][3], tf[1][3], tf[2][3]);
+	}
+
+	void RotateLocal(const Quaternion_f& rotation) {
+		_rotation = lm::mul(_rotation, rotation);
+	}
+};
+
+
+
+#endif // Transform_h__