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feat: make directional movements based on model rotation and not world axes

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This commit is contained in:
David Markowitz
2026-09-26 17:51:32 -07:00
parent fa635f8f19
commit 626f3b8b7d
4 changed files with 72 additions and 77 deletions
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26
dGame/dComponents/ModelComponent.h
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@@ -139,13 +139,15 @@ public:
void Resume();
// Attempts to set the velocity of an axis for movement.
// If the axis currently has a velocity of zero, returns true.
// If the axis is currently controlled by a behavior, returns false.
bool TrySetVelocity(const NiPoint3& velocity) const;
// Attempts to claim a local axis (0 = right, 1 = up, 2 = forward) for movement in direction (+1 or -1).
// Returns false if the axis is already controlled by a behavior.
bool TryStartMove(const int axis, const float direction);
// Force sets the velocity to a value.
void SetVelocity(const NiPoint3& velocity) const;
// Releases the local axis so another behavior can move along it.
void StopMove(const int axis);
// World space direction of the local axis used for the most recently applied velocity.
const NiPoint3& GetMoveAxis(const int axis) const { return m_MoveBasis[axis]; }
// Attempts to claim a world axis (0 = x, 1 = y, 2 = z) for rotation in direction (+1 or -1).
// Returns false if the axis is already controlled by a behavior.
@@ -186,6 +188,9 @@ private:
// Sends the client-side angular velocity for the currently active rotation axes.
void SyncAngularVelocity() const;
// Recomputes the linear velocity from the active move axes and the current rotation.
void SyncLinearVelocity();
// Clears all rotation state and makes rotation relative to newBase.
void ResetRotationState(const NiQuaternion& newBase);
@@ -248,4 +253,13 @@ private:
// Per axis -1, 0 or 1. Non-zero means a behavior currently owns rotation on that axis.
NiPoint3 m_RotationDirection{};
// Per local axis (right, up, forward) -1, 0 or 1. Non-zero means a behavior currently owns movement on that axis.
NiPoint3 m_MoveDirection{};
// Right, up and forward in world space as of the last velocity update
std::array<NiPoint3, 3> m_MoveBasis{ NiPoint3Constant::UNIT_X, NiPoint3Constant::UNIT_Y, NiPoint3Constant::UNIT_Z };
// Whether the last velocity update came from an active move
bool m_WasMoving{ false };
};