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Add Model SDF generation utilities

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This commit is contained in:
Wojciech Figat
2022-03-24 11:32:02 +01:00
parent d5060e9067
commit b08d2001fd
24 changed files with 696 additions and 323 deletions
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29
Source/Engine/Tools/ModelTool/MeshAccelerationStructure.cpp
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@@ -5,6 +5,7 @@
#include "MeshAccelerationStructure.h"
#include "Engine/Core/Math/Math.h"
#include "Engine/Content/Assets/Model.h"
#include "Engine/Graphics/Models/ModelData.h"
#include "Engine/Profiler/ProfilerCPU.h"
void MeshAccelerationStructure::BuildBVH(int32 node, int32 maxLeafSize, Array<byte>& scratch)
@@ -326,6 +327,34 @@ void MeshAccelerationStructure::Add(Model* model, int32 lodIndex)
}
}
void MeshAccelerationStructure::Add(ModelData* modelData, int32 lodIndex, bool copy)
{
PROFILE_CPU();
lodIndex = Math::Clamp(lodIndex, 0, modelData->LODs.Count() - 1);
ModelLodData& lod = modelData->LODs[lodIndex];
const int32 meshesStart = _meshes.Count();
_meshes.AddDefault(lod.Meshes.Count());
for (int32 i = 0; i < lod.Meshes.Count(); i++)
{
MeshData* mesh = lod.Meshes[i];
auto& meshData = _meshes[meshesStart + i];
meshData.Indices = mesh->Indices.Count();
meshData.Vertices = mesh->Positions.Count();
if (copy)
{
meshData.IndexBuffer.Copy((const byte*)mesh->Indices.Get(), meshData.Indices * sizeof(uint32));
meshData.VertexBuffer.Copy((const byte*)mesh->Positions.Get(), meshData.Vertices * sizeof(Vector3));
}
else
{
meshData.IndexBuffer.Link((const byte*)mesh->Indices.Get(), meshData.Indices * sizeof(uint32));
meshData.VertexBuffer.Link((const byte*)mesh->Positions.Get(), meshData.Vertices * sizeof(Vector3));
}
meshData.Use16BitIndexBuffer = false;
mesh->CalculateBox(meshData.Bounds);
}
}
void MeshAccelerationStructure::Add(Vector3* vb, int32 vertices, void* ib, int32 indices, bool use16BitIndex, bool copy)
{
auto& meshData = _meshes.AddOne();