From 058f98a63658dc1a2579826ba167fd61bed1e21f Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Fri, 4 Mar 2022 10:47:15 -0600
Subject: add assimp submodule

---
 src/mesh/assimp-master/code/Common/scene.cpp | 135 +++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 src/mesh/assimp-master/code/Common/scene.cpp

(limited to 'src/mesh/assimp-master/code/Common/scene.cpp')

diff --git a/src/mesh/assimp-master/code/Common/scene.cpp b/src/mesh/assimp-master/code/Common/scene.cpp
new file mode 100644
index 0000000..b0e8821
--- /dev/null
+++ b/src/mesh/assimp-master/code/Common/scene.cpp
@@ -0,0 +1,135 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2022, assimp team
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the following
+conditions are met:
+
+* Redistributions of source code must retain the above
+copyright notice, this list of conditions and the
+following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the
+following disclaimer in the documentation and/or other
+materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+contributors may be used to endorse or promote products
+derived from this software without specific prior
+written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+---------------------------------------------------------------------------
+*/
+#include <assimp/scene.h>
+
+aiNode::aiNode() :
+        mName(""),
+        mParent(nullptr),
+        mNumChildren(0),
+        mChildren(nullptr),
+        mNumMeshes(0),
+        mMeshes(nullptr),
+        mMetaData(nullptr) {
+    // empty
+}
+
+aiNode::aiNode(const std::string &name) :
+        mName(name),
+        mParent(nullptr),
+        mNumChildren(0),
+        mChildren(nullptr),
+        mNumMeshes(0),
+        mMeshes(nullptr),
+        mMetaData(nullptr) {
+    // empty
+}
+
+/** Destructor */
+aiNode::~aiNode() {
+    // delete all children recursively
+    // to make sure we won't crash if the data is invalid ...
+    if (mNumChildren && mChildren) {
+        for (unsigned int a = 0; a < mNumChildren; a++)
+            delete mChildren[a];
+    }
+    delete[] mChildren;
+    delete[] mMeshes;
+    delete mMetaData;
+}
+
+const aiNode *aiNode::FindNode(const char *name) const {
+    if (nullptr == name) {
+        return nullptr;
+    }
+    if (!::strcmp(mName.data, name)) {
+        return this;
+    }
+    for (unsigned int i = 0; i < mNumChildren; ++i) {
+        const aiNode *const p = mChildren[i]->FindNode(name);
+        if (p) {
+            return p;
+        }
+    }
+    // there is definitely no sub-node with this name
+    return nullptr;
+}
+
+aiNode *aiNode::FindNode(const char *name) {
+    if (!::strcmp(mName.data, name)) return this;
+    for (unsigned int i = 0; i < mNumChildren; ++i) {
+        aiNode *const p = mChildren[i]->FindNode(name);
+        if (p) {
+            return p;
+        }
+    }
+    // there is definitely no sub-node with this name
+    return nullptr;
+}
+
+void aiNode::addChildren(unsigned int numChildren, aiNode **children) {
+    if (nullptr == children || 0 == numChildren) {
+        return;
+    }
+
+    for (unsigned int i = 0; i < numChildren; i++) {
+        aiNode *child = children[i];
+        if (nullptr != child) {
+            child->mParent = this;
+        }
+    }
+
+    if (mNumChildren > 0) {
+        aiNode **tmp = new aiNode *[mNumChildren];
+        ::memcpy(tmp, mChildren, sizeof(aiNode *) * mNumChildren);
+        delete[] mChildren;
+        mChildren = new aiNode *[mNumChildren + numChildren];
+        ::memcpy(mChildren, tmp, sizeof(aiNode *) * mNumChildren);
+        ::memcpy(&mChildren[mNumChildren], children, sizeof(aiNode *) * numChildren);
+        mNumChildren += numChildren;
+        delete[] tmp;
+    } else {
+        mChildren = new aiNode *[numChildren];
+        for (unsigned int i = 0; i < numChildren; i++) {
+            mChildren[i] = children[i];
+        }
+        mNumChildren = numChildren;
+    }
+}
-- 
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