#include "./../../../GPUInstancer/Resources/Compute/Include/PlatformDefines.compute"

#pragma kernel CSOptionalRendererBufferCopy

uniform RWStructuredBuffer<float4x4> childInstanceData;
uniform StructuredBuffer<float4x4> parentInstanceData;
uniform uint instanceCount;

[numthreads(GPUI_THREADS, 1, 1)]
void CSOptionalRendererBufferCopy(uint3 id : SV_DispatchThreadID)
{
    if (id.x >= instanceCount)
        return;
    
    if (length(childInstanceData[id.x]._11_12_13) > 0)
        childInstanceData[id.x] = parentInstanceData[id.x];
}