Qirias

void depth_pyramid(MTL::CommandBuffer *commandBuffer) {
    uint32_t zero = 0;
    memcpy(_spdAtomicBuffer->contents(), &zero, sizeof(uint32_t));

    MTL::ComputeCommandEncoder* encoder = commandBuffer->computeCommandEncoder();
    encoder->setLabel(NS::String::string("Depth Pyramid SPD", NS::ASCIIStringEncoding));

    encoder->setComputePipelineState(_depthPyramidPSO);
    encoder->setTexture(depthTexture, 0);
    encoder->setTexture(_depthPyramidTexture, 1);