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Fix a memory leak: Use irr_ptr for bones (#16530)

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This commit is contained in:
Lars Müller
2025-10-01 12:53:01 +02:00
committed by GitHub
parent ae35167a5e
commit 4238aa423b
2 changed files with 10 additions and 9 deletions
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16
irr/src/CAnimatedMeshSceneNode.cpp
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@@ -400,7 +400,7 @@ IBoneSceneNode *CAnimatedMeshSceneNode::getJointNode(const c8 *jointName)
return 0;
}
return PerJoint.SceneNodes[*number];
return PerJoint.SceneNodes[*number].get();
}
//! Returns a pointer to a child node, which has the same transformation as
@@ -419,7 +419,7 @@ IBoneSceneNode *CAnimatedMeshSceneNode::getJointNode(u32 jointID)
return 0;
}
return PerJoint.SceneNodes[jointID];
return PerJoint.SceneNodes[jointID].get();
}
//! Gets joint count.
@@ -441,8 +441,8 @@ bool CAnimatedMeshSceneNode::removeChild(ISceneNode *child)
if (ISceneNode::removeChild(child)) {
if (JointsUsed) { // stop weird bugs caused while changing parents as the joints are being created
for (u32 i = 0; i < PerJoint.SceneNodes.size(); ++i) {
if (PerJoint.SceneNodes[i] == child) {
PerJoint.SceneNodes[i] = 0; // remove link to child
if (PerJoint.SceneNodes[i].get() == child) {
PerJoint.SceneNodes[i].reset(); // remove link to child
break;
}
}
@@ -551,13 +551,13 @@ void CAnimatedMeshSceneNode::addJoints()
const auto *joint = joints[i];
ISceneNode *parent = this;
if (joint->ParentJointID)
parent = PerJoint.SceneNodes.at(*joint->ParentJointID); // exists because of topo. order
parent = PerJoint.SceneNodes.at(*joint->ParentJointID).get(); // exists because of topo. order
assert(parent);
const auto *matrix = std::get_if<core::matrix4>(&joint->transform);
PerJoint.SceneNodes.push_back(new CBoneSceneNode(
PerJoint.SceneNodes.push_back(irr_ptr<CBoneSceneNode>(new CBoneSceneNode(
parent, SceneManager, 0, i, joint->Name,
matrix ? core::Transform{} : std::get<core::Transform>(joint->transform),
matrix ? *matrix : std::optional<core::matrix4>{}));
matrix ? *matrix : std::optional<core::matrix4>{})));
}
}
@@ -610,7 +610,7 @@ void CAnimatedMeshSceneNode::checkJoints()
if (!JointsUsed) {
for (u32 i = 0; i < PerJoint.SceneNodes.size(); ++i)
removeChild(PerJoint.SceneNodes[i]);
removeChild(PerJoint.SceneNodes[i].get());
addJoints();
JointsUsed = true;

3
irr/src/CAnimatedMeshSceneNode.h
View File

@@ -10,6 +10,7 @@
#include "SkinnedMesh.h"
#include "Transform.h"
#include "irr_ptr.h"
#include "matrix4.h"
namespace scene
@@ -172,7 +173,7 @@ private:
std::function<void(f32)> OnAnimateCallback;
struct PerJointData {
std::vector<CBoneSceneNode *> SceneNodes;
std::vector<irr_ptr<CBoneSceneNode>> SceneNodes;
std::vector<core::matrix4> GlobalMatrices;
std::vector<std::optional<core::Transform>> PreTransSaves;
void setN(u16 n) {