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20 lines
578 B
C++
20 lines
578 B
C++
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#include "IndexBuffer.h"
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using Microsoft::WRL::ComPtr;
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using T5M::Renderer::Utils::throwIfFailed;
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IndexBuffer::IndexBuffer(ID3D11Device* device, int numIndices, int* indices)
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{
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HRESULT res;
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D3D11_BUFFER_DESC desc = {};
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desc.Usage = D3D11_USAGE_DYNAMIC;
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desc.ByteWidth = sizeof(int) * numIndices;
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desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
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desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
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D3D11_SUBRESOURCE_DATA initData = {};
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initData.pSysMem = indices;
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initData.SysMemPitch = sizeof(int) * numIndices;
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throwIfFailed(device->CreateBuffer(&desc, &initData, &Buffer));
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}
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