顶点色设置成功，顶点从热力体素采样逻辑需要检查，部分热力区域没有采样到顶点

Source/BladeSmith/DynamicIronBlock.cpp

@@ -25,6 +25,7 @@
 #include "RHIStaticStates.h"
 #include "ShaderCompilerCore.h"
 #include "ShaderCore.h"
+#include "GeometryScript/MeshVertexColorFunctions.h"
 
 ADynamicIronBlock::ADynamicIronBlock()
 {
@@ -831,62 +832,74 @@ void ADynamicIronBlock::UpdateVertexColors()
 		return;
 	}
 
-	// 修改网格以设置顶点颜色
-	DynMesh->EditMesh([&](FDynamicMesh3& EditMesh)
+	// 准备颜色列表和调试信息
+	TArray<FLinearColor> VertexColors;
+	int32 VertexCount = 0;
+	float MinTemp = FLT_MAX;
+	float MaxTemp = -FLT_MAX;
+	FLinearColor FirstVertexColor = FLinearColor::Black;
+	float FirstVertexTemp = 0.0f;
+	FVector FirstVertexPos = FVector::ZeroVector;
+
+	// 读取网格以获取顶点信息并计算颜色
+	DynMesh->ProcessMesh([&](const FDynamicMesh3& ReadMesh)
 	{
-		// 确保网格启用了顶点颜色属性
-		if (!EditMesh.HasVertexColors())
-		{
-			EditMesh.EnableVertexColors(FVector3f::Zero());  // 初始化为黑色
-		}
+		VertexCount = ReadMesh.MaxVertexID();
 
-		// 遍历所有顶点
-		int32 ColoredVertices = 0;
-		float MinTemp = FLT_MAX;
-		float MaxTemp = -FLT_MAX;
-		FVector3f FirstVertexColor = FVector3f::Zero();
-		float FirstVertexTemp = 0.0f;
-		FVector FirstVertexPos = FVector::ZeroVector;
+		// 预分配颜色数组大小
+		VertexColors.Reserve(VertexCount);
 
-		for (int32 VertexID : EditMesh.VertexIndicesItr())
+		for (int32 VertexID = 0; VertexID < VertexCount; ++VertexID)
 		{
+			if (!ReadMesh.IsVertex(VertexID))
+			{
+				// 对于无效顶点，使用默认颜色
+				VertexColors.Add(FLinearColor::Black);
+				continue;
+			}
+
 			// 获取顶点位置（局部坐标）
-			FVector3d VertexPos = EditMesh.GetVertex(VertexID);
+			FVector3d VertexPos = ReadMesh.GetVertex(VertexID);
 			FVector VertexPosFloat(VertexPos.X, VertexPos.Y, VertexPos.Z);
 
 			// 采样该位置的温度
-			float Temperature = SampleTemperatureAtPosition(VertexPosFloat);
-
+			//float Temperature = SampleTemperatureAtPosition(VertexPosFloat);
+			float Temperature = 900;
 			// 统计温度范围
 			MinTemp = FMath::Min(MinTemp, Temperature);
 			MaxTemp = FMath::Max(MaxTemp, Temperature);
 
 			// 将温度转换为黑体辐射颜色
 			FLinearColor TempColor = TemperatureToColor(Temperature);
+			VertexColors.Add(TempColor);
 
-			// 设置顶点颜色（FDynamicMesh3使用FVector3f表示颜色，范围0-1）
-			FVector3f VertexColor = FVector3f(TempColor.R, TempColor.G, TempColor.B);
-			EditMesh.SetVertexColor(VertexID, VertexColor);
-
-			// 记录第一个顶点的信息用于调试
-			if (ColoredVertices == 0)
+			// 记录第一个有效顶点的信息用于调试
+			if (VertexID == 0)
 			{
-				FirstVertexColor = VertexColor;
+				FirstVertexColor = TempColor;
 				FirstVertexTemp = Temperature;
 				FirstVertexPos = VertexPosFloat;
 			}
-
-			++ColoredVertices;
 		}
+	});
 
-		UE_LOG(LogTemp, Warning, TEXT("=== UpdateVertexColors Debug Info ==="));
-		UE_LOG(LogTemp, Warning, TEXT("  Total vertices: %d"), ColoredVertices);
-		UE_LOG(LogTemp, Warning, TEXT("  Temperature range: %.1f°C - %.1f°C"), MinTemp, MaxTemp);
-		UE_LOG(LogTemp, Warning, TEXT("  First vertex: Pos=(%.1f, %.1f, %.1f), Temp=%.1f°C, Color=(%.3f, %.3f, %.3f)"),
-			FirstVertexPos.X, FirstVertexPos.Y, FirstVertexPos.Z,
-			FirstVertexTemp,
-			FirstVertexColor.X, FirstVertexColor.Y, FirstVertexColor.Z);
-	}, EDynamicMeshChangeType::GeneralEdit, EDynamicMeshAttributeChangeFlags::Unknown, false);
+	// 创建 FGeometryScriptColorList 并关联颜色数组
+	FGeometryScriptColorList ColorList;
+	ColorList.List = MakeShared<TArray<FLinearColor>>(MoveTemp(VertexColors));
+
+	// 使用 GeometryScript 设置顶点颜色
+	UGeometryScriptLibrary_MeshVertexColorFunctions::SetMeshPerVertexColors(
+		DynMesh,
+		ColorList
+	);
+
+	UE_LOG(LogTemp, Warning, TEXT("=== UpdateVertexColors Debug Info ==="));
+	UE_LOG(LogTemp, Warning, TEXT("  Total vertices: %d"), VertexCount);
+	UE_LOG(LogTemp, Warning, TEXT("  Temperature range: %.1f°C - %.1f°C"), MinTemp, MaxTemp);
+	UE_LOG(LogTemp, Warning, TEXT("  First vertex: Pos=(%.1f, %.1f, %.1f), Temp=%.1f°C, Color=(%.3f, %.3f, %.3f)"),
+		FirstVertexPos.X, FirstVertexPos.Y, FirstVertexPos.Z,
+		FirstVertexTemp,
+		FirstVertexColor.R, FirstVertexColor.G, FirstVertexColor.B);
 
 	// 通知组件网格已更新
 	DynMeshComp->NotifyMeshUpdated();