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Add ShowDebugDrawSkeleton to preview Animated Model skeleton via Debug Draw

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#2443
This commit is contained in:
Wojtek Figat
2024-04-16 12:00:05 +02:00
parent cd2f96e3c0
commit ce67c3a98d
3 changed files with 51 additions and 1 deletions
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41
Source/Engine/Level/Actors/AnimatedModel.cpp
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@@ -7,6 +7,8 @@
#include "Engine/Animations/Animations.h"
#include "Engine/Engine/Engine.h"
#if USE_EDITOR
#include "Engine/Core/Math/OrientedBoundingBox.h"
#include "Engine/Core/Math/Matrix3x3.h"
#include "Editor/Editor.h"
#endif
#include "Engine/Graphics/GPUContext.h"
@@ -1018,6 +1020,45 @@ void AnimatedModel::OnDebugDrawSelected()
ModelInstanceActor::OnDebugDrawSelected();
}
void AnimatedModel::OnDebugDraw()
{
if (ShowDebugDrawSkeleton && SkinnedModel && AnimationGraph)
{
if (GraphInstance.NodesPose.IsEmpty())
PreInitSkinningData();
Matrix world;
GetLocalToWorldMatrix(world);
// Draw bounding box at the node locations
const float boxSize = Math::Min(1.0f, _sphere.Radius / 100.0f);
OrientedBoundingBox localBox(Vector3(-boxSize), Vector3(boxSize));
for (int32 nodeIndex = 0; nodeIndex < GraphInstance.NodesPose.Count(); nodeIndex++)
{
Matrix transform = GraphInstance.NodesPose[nodeIndex] * world;
Float3 scale, translation;
Matrix3x3 rotation;
transform.Decompose(scale, rotation, translation);
transform = Matrix::Invert(Matrix::Scaling(scale)) * transform;
OrientedBoundingBox box = localBox * transform;
DEBUG_DRAW_WIRE_BOX(box, Color::Green, 0, false);
}
// Nodes connections
for (int32 nodeIndex = 0; nodeIndex < SkinnedModel->Skeleton.Nodes.Count(); nodeIndex++)
{
int32 parentIndex = SkinnedModel->Skeleton.Nodes[nodeIndex].ParentIndex;
if (parentIndex != -1)
{
Float3 parentPos = (GraphInstance.NodesPose[parentIndex] * world).GetTranslation();
Float3 bonePos = (GraphInstance.NodesPose[nodeIndex] * world).GetTranslation();
DEBUG_DRAW_LINE(parentPos, bonePos, Color::Green, 0, false);
}
}
}
ModelInstanceActor::OnDebugDraw();
}
BoundingBox AnimatedModel::GetEditorBox() const
{
if (SkinnedModel)