From 70d38796872328f5cc87a0400c79550ceeccffe9 Mon Sep 17 00:00:00 2001
From: ssdfasd <2156608475@qq.com>
Date: Sun, 15 Mar 2026 19:40:24 +0800
Subject: [PATCH] Remove unused CreateTexture2D function

---
 tests/D3D12/main.cpp | 88 --------------------------------------------
 1 file changed, 88 deletions(-)

diff --git a/tests/D3D12/main.cpp b/tests/D3D12/main.cpp
index 55353eb3..eb71107c 100644
--- a/tests/D3D12/main.cpp
+++ b/tests/D3D12/main.cpp
@@ -380,94 +380,6 @@ ID3D12Resource* CreateBufferObject(ID3D12GraphicsCommandList* inCommandList,
 }
 
 //=================================================================================
-// 2D纹理创建
-// DEFAULT堆 → 通过Upload堆中转数据 → CopyTextureRegion → 状态转换
-//=================================================================================
-ID3D12Resource* CreateTexture2D(ID3D12GraphicsCommandList* inCommandList,
-	const void* inPixelData, int inDataSizeInBytes, int inWidth, int inHeight,
-	DXGI_FORMAT inFormat) {
-	D3D12_HEAP_PROPERTIES d3dHeapProperties = {};
-	d3dHeapProperties.Type = D3D12_HEAP_TYPE_DEFAULT;
-
-	D3D12_RESOURCE_DESC d3d12ResourceDesc = {};
-	d3d12ResourceDesc.Dimension = D3D12_RESOURCE_DIMENSION_TEXTURE2D;
-	d3d12ResourceDesc.Alignment = 0;
-	d3d12ResourceDesc.Width = inWidth;
-	d3d12ResourceDesc.Height = inHeight;
-	d3d12ResourceDesc.DepthOrArraySize = 1;
-	d3d12ResourceDesc.MipLevels = 1;
-	d3d12ResourceDesc.Format = inFormat;
-	d3d12ResourceDesc.SampleDesc.Count = 1;
-	d3d12ResourceDesc.SampleDesc.Quality = 0;
-	d3d12ResourceDesc.Layout = D3D12_TEXTURE_LAYOUT_UNKNOWN;
-	d3d12ResourceDesc.Flags = D3D12_RESOURCE_FLAG_NONE;
-
-	ID3D12Resource* texture = nullptr;
-	gDevice.GetDevice()->CreateCommittedResource(&d3dHeapProperties,
-		D3D12_HEAP_FLAG_NONE,
-		&d3d12ResourceDesc,
-		D3D12_RESOURCE_STATE_COPY_DEST,
-		nullptr,
-		IID_PPV_ARGS(&texture)
-	);
-	d3d12ResourceDesc = texture->GetDesc();
-	UINT64 memorySizeUsed = 0;
-	UINT64 rowSizeInBytes = 0;
-	UINT rowUsed = 0;
-	D3D12_PLACED_SUBRESOURCE_FOOTPRINT subresourceFootprint;
-	gDevice.GetDevice()->GetCopyableFootprints(&d3d12ResourceDesc, 0, 1, 0,
-		&subresourceFootprint, &rowUsed, &rowSizeInBytes, &memorySizeUsed);
-
-	ID3D12Resource* tempBufferObject = nullptr;
-	D3D12_HEAP_PROPERTIES d3dTempHeapProperties = {};
-	d3dTempHeapProperties.Type = D3D12_HEAP_TYPE_UPLOAD;
-
-	D3D12_RESOURCE_DESC d3d12TempResourceDesc = {};
-	d3d12TempResourceDesc.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER;
-	d3d12TempResourceDesc.Alignment = 0;
-	d3d12TempResourceDesc.Width = memorySizeUsed;
-	d3d12TempResourceDesc.Height = 1;
-	d3d12TempResourceDesc.DepthOrArraySize = 1;
-	d3d12TempResourceDesc.MipLevels = 1;
-	d3d12TempResourceDesc.Format = DXGI_FORMAT_UNKNOWN;
-	d3d12TempResourceDesc.SampleDesc.Count = 1;
-	d3d12TempResourceDesc.SampleDesc.Quality = 0;
-	d3d12TempResourceDesc.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR;
-	d3d12TempResourceDesc.Flags = D3D12_RESOURCE_FLAG_NONE;
-
-	gDevice.GetDevice()->CreateCommittedResource(
-		&d3dTempHeapProperties,
-		D3D12_HEAP_FLAG_NONE,
-		&d3d12TempResourceDesc,
-		D3D12_RESOURCE_STATE_GENERIC_READ,
-		nullptr,
-		IID_PPV_ARGS(&tempBufferObject)
-	);
-	BYTE* pData;
-	tempBufferObject->Map(0, nullptr, reinterpret_cast<void**>(&pData));
-	BYTE* pDstTempBuffer = reinterpret_cast<BYTE*>(pData + subresourceFootprint.Offset);
-	const BYTE* pSrcData = reinterpret_cast<const BYTE*>(inPixelData);
-	for (UINT i = 0; i < rowUsed; i++) {
-		memcpy(pDstTempBuffer + subresourceFootprint.Footprint.RowPitch * i, pSrcData + rowSizeInBytes * i, rowSizeInBytes);
-	}
-	tempBufferObject->Unmap(0, nullptr);
-	D3D12_TEXTURE_COPY_LOCATION dst = {};
-	dst.pResource = texture;
-	dst.Type = D3D12_TEXTURE_COPY_TYPE_SUBRESOURCE_INDEX;
-	dst.SubresourceIndex = 0;
-
-	D3D12_TEXTURE_COPY_LOCATION src = {};
-	src.pResource = tempBufferObject;
-	src.Type = D3D12_TEXTURE_COPY_TYPE_PLACED_FOOTPRINT;
-	src.PlacedFootprint = subresourceFootprint;
-	inCommandList->CopyTextureRegion(&dst, 0, 0, 0, &src, nullptr);
-
-	D3D12_RESOURCE_BARRIER barrier = InitResourceBarrier(texture,
-		D3D12_RESOURCE_STATE_COPY_DEST, D3D12_RESOURCE_STATE_PIXEL_SHADER_RESOURCE);
-	inCommandList->ResourceBarrier(1, &barrier);
-	return texture;
-}
-
 //=================================================================================
 // 渲染管线状态对象 (PSO)
 // 包含: InputLayout / VS/GS/PS / Rasterizer / DepthStencil / Blend