Fix directional billboard behavior by spawn rotation

effekseer · Feb 26, 2024 · 2b0ba9b · 2b0ba9b
1 parent 14d36b7
commit 2b0ba9b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Dev/Cpp/Effekseer/Effekseer/Effekseer.Instance.cpp b/Dev/Cpp/Effekseer/Effekseer/Effekseer.Instance.cpp
@@ -372,6 +372,8 @@ void Instance::FirstUpdate()
 	if (m_pEffectNode->GenerationLocation.EffectsRotation)
 	{
 		prevPosition_ = SIMD::Vec3f::Transform(prevPosition_, m_GenerationLocation);
+		globalDirection_ = SIMD::Vec3f::Transform(globalDirection_, m_GenerationLocation.Get3x3SubMatrix());
+		globalDirection_ = SIMD::Vec3f::Transform(globalDirection_, m_ParentMatrix);
 	}
 	else
 	{