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Camera: add a distance to bounding box function

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This commit is contained in:
Crypto City 2021-10-14 22:42:04 +00:00
parent 06e5c6adab
commit 9031796f85
2 changed files with 13 additions and 0 deletions
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11
Source/Urho3D/Graphics/Camera.cpp
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@ -501,6 +501,17 @@ float Camera::GetDistance(const Vector3& worldPos) const
return Abs((GetView() * worldPos).z_);
}
float Camera::GetDistance(const BoundingBox& box) const
{
if (!orthographic_)
{
const Vector3& cameraPos = node_ ? node_->GetWorldPosition() : Vector3::ZERO;
return box.DistanceToPoint(cameraPos);
}
else
return Abs((GetView() * box.Center()).z_);
}
float Camera::GetDistanceSquared(const Vector3& worldPos) const
{
if (!orthographic_)

2
Source/Urho3D/Graphics/Camera.h
View File

@ -234,6 +234,8 @@ public:
/// Return distance to position. In orthographic mode uses only Z coordinate.
float GetDistance(const Vector3& worldPos) const;
/// Return distance to bounding box. In orthographic mode uses only Z coordinate.
float GetDistance(const BoundingBox& box) const;
/// Return squared distance to position. In orthographic mode uses only Z coordinate.
float GetDistanceSquared(const Vector3& worldPos) const;
/// Return a scene node's LOD scaled distance.