From 210bc450faa4013ed34d582efa6ba8b7f669713d Mon Sep 17 00:00:00 2001
From: ssdfasd <2156608475@qq.com>
Date: Tue, 17 Mar 2026 00:47:05 +0800
Subject: [PATCH] =?UTF-8?q?Refactor:=20use=20engine=E5=B0=81=E8=A3=85=20fo?=
 =?UTF-8?q?r=20Vertex/Index=20Buffer=20operations?=
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---
 tests/D3D12/main.cpp | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/tests/D3D12/main.cpp b/tests/D3D12/main.cpp
index a6f29442..366840aa 100644
--- a/tests/D3D12/main.cpp
+++ b/tests/D3D12/main.cpp
@@ -114,7 +114,6 @@ struct StaticMeshComponentVertexData {
 
 struct SubMesh {
 	XCEngine::RHI::D3D12Buffer mIBO;
-	D3D12_INDEX_BUFFER_VIEW mIBView;
 	int mIndexCount;
 };
 
@@ -125,9 +124,9 @@ struct SubMesh {
 class StaticMeshComponent {
 public:
 	XCEngine::RHI::D3D12Buffer mVBO;
-	D3D12_VERTEX_BUFFER_VIEW mVBOView;
 	StaticMeshComponentVertexData* mVertexData;
 	int mVertexCount;
+	uint32_t mStride;
 	std::unordered_map<std::string, SubMesh*> mSubMeshes;
 
 	void SetVertexCount(int inVertexCount) {
@@ -166,14 +165,12 @@ public:
 			int temp = 0;
 			fread(&temp, 4, 1, pFile);
 			mVertexCount = temp;
+			mStride = sizeof(StaticMeshComponentVertexData);
 			mVertexData = new StaticMeshComponentVertexData[mVertexCount];
 			fread(mVertexData, 1, sizeof(StaticMeshComponentVertexData) * mVertexCount, pFile);
 			mVBO.InitializeWithData(gD3D12Device.GetDevice(), inCommandList, mVertexData,
 				sizeof(StaticMeshComponentVertexData) * mVertexCount,
 				D3D12_RESOURCE_STATE_VERTEX_AND_CONSTANT_BUFFER);
-			mVBOView.BufferLocation = mVBO.GetGPUVirtualAddress();
-			mVBOView.SizeInBytes = sizeof(StaticMeshComponentVertexData) * mVertexCount;
-			mVBOView.StrideInBytes = sizeof(StaticMeshComponentVertexData);
 
 			while (!feof(pFile)) {
 				fread(&temp, 4, 1, pFile);
@@ -190,10 +187,6 @@ public:
 				submesh->mIBO.InitializeWithData(gD3D12Device.GetDevice(), inCommandList, indexes,
 					sizeof(unsigned int) * temp,
 					D3D12_RESOURCE_STATE_INDEX_BUFFER);
-
-				submesh->mIBView.BufferLocation = submesh->mIBO.GetGPUVirtualAddress();
-				submesh->mIBView.SizeInBytes = sizeof(unsigned int) * temp;
-				submesh->mIBView.Format = DXGI_FORMAT_R32_UINT;
 				mSubMeshes.insert(std::pair<std::string, SubMesh*>(name, submesh));
 				delete[] indexes;
 			}
@@ -201,10 +194,7 @@ public:
 		}
 	}
 	void Render(XCEngine::RHI::D3D12CommandList& inCommandList) {
-		D3D12_VERTEX_BUFFER_VIEW vbos[] = {
-			mVBOView
-		};
-		inCommandList.SetVertexBuffers(0, 1, vbos);
+		inCommandList.SetVertexBuffer(0, mVBO.GetResource(), 0, mStride);
 		if (mSubMeshes.empty()) {
 			inCommandList.Draw(mVertexCount, 1, 0, 0);
 		}