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API > API/Plugins > API/Plugins/RigLogicLib > API/Plugins/RigLogicLib/dna > API/Plugins/RigLogicLib/dna/layers > API/Plugins/RigLogicLib/dna/layers/GeometryReader
Warnings * meshIndex must be less than the value returned by getMeshCount.
References
| Module | RigLogicLib |
| Header | /Engine/Plugins/Animation/RigLogic/Source/RigLogicLib/Public/dna/layers/GeometryReader.h |
| Include | #include "dna/layers/GeometryReader.h" |
ConstArrayView< float > getVertexNormalYs
&40;
std::uint16_t meshIndex
&41; const
Remarks
This is an advanced API for performance critical access, for more convenient usage see getVertexNormal.
meshIndex must be less than the value returned by getMeshCount. View over all Y values.
Parameters
| Name | Description |
|---|---|
| meshIndex | A mesh's position in the zero-indexed array of meshes. |