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Add MeshDeformation utility for generic meshes vertices morphing (eg. via Blend Shapes or Cloth)

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This commit is contained in:
Wojtek Figat
2023-07-03 09:49:23 +02:00
parent 60181a29a3
commit 99ee0b1bfe
26 changed files with 600 additions and 368 deletions
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20
Source/Engine/Graphics/Models/ModelLOD.cpp
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@@ -1,6 +1,7 @@
// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
#include "ModelLOD.h"
#include "MeshDeformation.h"
#include "Engine/Core/Log.h"
#include "Engine/Core/Math/Transform.h"
#include "Engine/Graphics/GPUDevice.h"
@@ -108,9 +109,9 @@ BoundingBox ModelLOD::GetBox(const Matrix& world) const
{
Vector3 tmp, min = Vector3::Maximum, max = Vector3::Minimum;
Vector3 corners[8];
for (int32 j = 0; j < Meshes.Count(); j++)
for (int32 meshIndex = 0; meshIndex < Meshes.Count(); meshIndex++)
{
const auto& mesh = Meshes[j];
const auto& mesh = Meshes[meshIndex];
mesh.GetBox().GetCorners(corners);
for (int32 i = 0; i < 8; i++)
{
@@ -122,14 +123,17 @@ BoundingBox ModelLOD::GetBox(const Matrix& world) const
return BoundingBox(min, max);
}
BoundingBox ModelLOD::GetBox(const Transform& transform) const
BoundingBox ModelLOD::GetBox(const Transform& transform, const MeshDeformation* deformation) const
{
Vector3 tmp, min = Vector3::Maximum, max = Vector3::Minimum;
Vector3 corners[8];
for (int32 j = 0; j < Meshes.Count(); j++)
for (int32 meshIndex = 0; meshIndex < Meshes.Count(); meshIndex++)
{
const auto& mesh = Meshes[j];
mesh.GetBox().GetCorners(corners);
const auto& mesh = Meshes[meshIndex];
BoundingBox box = mesh.GetBox();
if (deformation)
deformation->GetBounds(_lodIndex, meshIndex, box);
box.GetCorners(corners);
for (int32 i = 0; i < 8; i++)
{
transform.LocalToWorld(corners[i], tmp);
@@ -144,9 +148,9 @@ BoundingBox ModelLOD::GetBox() const
{
Vector3 min = Vector3::Maximum, max = Vector3::Minimum;
Vector3 corners[8];
for (int32 j = 0; j < Meshes.Count(); j++)
for (int32 meshIndex = 0; meshIndex < Meshes.Count(); meshIndex++)
{
Meshes[j].GetBox().GetCorners(corners);
Meshes[meshIndex].GetBox().GetCorners(corners);
for (int32 i = 0; i < 8; i++)
{
min = Vector3::Min(min, corners[i]);