CopyDepthToBuffer.compute

#pragma kernel CSMain

RWStructuredBuffer<float> resultBuffer;
Texture2D<float> _DepthTexture; // Depth Texture Array

[numthreads(1, 1, 1)]
void CSMain(uint3 id : SV_DispatchThreadID)
{
    // 2D pixel coordinates within the 4x4 texture
    int2 pixelCoord = int2(id.xy);

    // Load depth value from the texture array (layer 0, mip level 0)
    float depth = _DepthTexture.Load(int3(pixelCoord, 0));

    // Flatten 2D pixel coordinates (x, y) into a 1D index for resultBuffer
    int index = pixelCoord.y * 4 + pixelCoord.x;

    // Write the depth value to the structured buffer
    resultBuffer[index] = depth;
}