From db81b925d776103326128bf629cbdda576a223e7 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Sat, 16 Apr 2022 11:55:09 -0500
Subject: move 3rd-party librarys into libs/ and add built-in honeysuckle

---
 libs/assimp/code/PostProcessing/OptimizeGraph.h | 140 ++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 libs/assimp/code/PostProcessing/OptimizeGraph.h

(limited to 'libs/assimp/code/PostProcessing/OptimizeGraph.h')

diff --git a/libs/assimp/code/PostProcessing/OptimizeGraph.h b/libs/assimp/code/PostProcessing/OptimizeGraph.h
new file mode 100644
index 0000000..f5caa13
--- /dev/null
+++ b/libs/assimp/code/PostProcessing/OptimizeGraph.h
@@ -0,0 +1,140 @@
+/*
+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.
+
+----------------------------------------------------------------------
+*/
+
+/** @file  OptimizeGraph.h
+ *  @brief Declares a post processing step to optimize the scenegraph
+ */
+#ifndef AI_OPTIMIZEGRAPHPROCESS_H_INC
+#define AI_OPTIMIZEGRAPHPROCESS_H_INC
+
+#include "Common/BaseProcess.h"
+#include "PostProcessing/ProcessHelper.h"
+
+#include <assimp/types.h>
+
+#include <set>
+
+// Forward declarations
+struct aiMesh;
+
+class OptimizeGraphProcessTest;
+
+namespace Assimp    {
+
+// -----------------------------------------------------------------------------
+/** @brief Postprocessing step to optimize the scenegraph
+ *
+ *  The implementation tries to merge nodes, even if they use different
+ *  transformations. Animations are preserved.
+ *
+ *  @see aiProcess_OptimizeGraph for a detailed description of the
+ *  algorithm being applied.
+ */
+class OptimizeGraphProcess : public BaseProcess {
+public:
+    OptimizeGraphProcess();
+    ~OptimizeGraphProcess();
+
+    // -------------------------------------------------------------------
+    bool IsActive( unsigned int pFlags) const override;
+
+    // -------------------------------------------------------------------
+    void Execute( aiScene* pScene) override;
+
+    // -------------------------------------------------------------------
+    void SetupProperties(const Importer* pImp) override;
+
+    // -------------------------------------------------------------------
+    /** @brief Add a list of node names to be locked and not modified.
+     *  @param in List of nodes. See #AI_CONFIG_PP_OG_EXCLUDE_LIST for
+     *    format explanations.
+     */
+    inline void AddLockedNodeList(std::string& in) {
+        ConvertListToStrings (in,locked_nodes);
+    }
+
+    // -------------------------------------------------------------------
+    /** @brief Add another node to be locked and not modified.
+     *  @param name Name to be locked
+     */
+    inline void AddLockedNode(std::string& name) {
+        locked_nodes.push_back(name);
+    }
+
+    // -------------------------------------------------------------------
+    /** @brief Remove a node from the list of locked nodes.
+     *  @param name Name to be unlocked
+     */
+    inline void RemoveLockedNode(std::string& name) {
+        locked_nodes.remove(name);
+    }
+
+protected:
+    void CollectNewChildren(aiNode* nd, std::list<aiNode*>& nodes);
+    void FindInstancedMeshes (aiNode* pNode);
+
+private:
+#ifdef AI_OG_USE_HASHING
+    typedef std::set<unsigned int> LockedSetType;
+#else
+    typedef std::set<std::string> LockedSetType;
+#endif
+
+    //! Scene we're working with
+    aiScene* mScene;
+
+    //! List of locked names. Stored is the hash of the name
+    LockedSetType locked;
+
+    //! List of nodes to be locked in addition to those with animations, lights or cameras assigned.
+    std::list<std::string> locked_nodes;
+
+    //! Node counters for logging purposes
+    unsigned int nodes_in,nodes_out, count_merged;
+
+    //! Reference counters for meshes
+    std::vector<unsigned int> meshes;
+};
+
+} // end of namespace Assimp
+
+#endif // AI_OPTIMIZEGRAPHPROCESS_H_INC
-- 
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