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Fix and clean up skeletal animation (#15722)

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* Fix attachments lagging behind their parents (#14818)
* Fix animation blending (#14817)
* Bring back cool guy as another .x smoke test
* Add .x mesh loader unittest
* Do bounding box & matrix calculation at proper point in time
* Remove obsolete `SAnimatedMesh`
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Lars Müller 2025-06-01 23:21:35 +02:00 • committed by GitHub
parent 0bb87eb1ff
commit fde6384a09
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40 changed files with 856 additions and 1388 deletions
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71
irr/src/CBoneSceneNode.h
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@ -7,6 +7,8 @@
// Used with SkinnedMesh and IAnimatedMeshSceneNode, for boned meshes
#include "IBoneSceneNode.h"
#include "Transform.h"
#include "matrix4.h"
#include <optional>
@ -21,49 +23,48 @@ public:
//! constructor
CBoneSceneNode(ISceneNode *parent, ISceneManager *mgr,
s32 id = -1, u32 boneIndex = 0,
const std::optional<std::string> &boneName = std::nullopt);
//! Returns the index of the bone
u32 getBoneIndex() const override;
//! Sets the animation mode of the bone. Returns true if successful.
bool setAnimationMode(E_BONE_ANIMATION_MODE mode) override;
//! Gets the current animation mode of the bone
E_BONE_ANIMATION_MODE getAnimationMode() const override;
//! returns the axis aligned bounding box of this node
const core::aabbox3d<f32> &getBoundingBox() const override;
/*
//! Returns the relative transformation of the scene node.
//core::matrix4 getRelativeTransformation() const override;
*/
void OnAnimate(u32 timeMs) override;
void updateAbsolutePositionOfAllChildren() override;
//! How the relative transformation of the bone is used
void setSkinningSpace(E_BONE_SKINNING_SPACE space) override
const std::optional<std::string> &boneName = std::nullopt,
const core::Transform &transform = {},
const std::optional<core::matrix4> &matrix = std::nullopt) :
IBoneSceneNode(parent, mgr, id, boneIndex, boneName),
Matrix(matrix)
{
SkinningSpace = space;
setTransform(transform);
}
E_BONE_SKINNING_SPACE getSkinningSpace() const override
void setTransform(const core::Transform &transform)
{
return SkinningSpace;
setPosition(transform.translation);
{
core::vector3df euler;
auto rot = transform.rotation;
// Invert to be consistent with setRotationDegrees
rot.makeInverse();
rot.toEuler(euler);
setRotation(euler * core::RADTODEG);
}
setScale(transform.scale);
}
private:
void helper_updateAbsolutePositionOfAllChildren(ISceneNode *Node);
core::Transform getTransform() const
{
return {
getPosition(),
core::quaternion(getRotation() * core::DEGTORAD).makeInverse(),
getScale()
};
}
u32 BoneIndex;
core::matrix4 getRelativeTransformation() const override
{
if (Matrix)
return *Matrix;
return IBoneSceneNode::getRelativeTransformation();
}
core::aabbox3d<f32> Box{-1.0f, -1.0f, -1.0f, 1.0f, 1.0f, 1.0f};
E_BONE_ANIMATION_MODE AnimationMode;
E_BONE_SKINNING_SPACE SkinningSpace;
//! Some file formats alternatively let bones specify a transformation matrix.
//! If this is set, it overrides the TRS properties.
std::optional<core::matrix4> Matrix;
};
} // end namespace scene