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

---
 .../AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp  | 180 +++++++++++++++++++++
 1 file changed, 180 insertions(+)
 create mode 100644 libs/assimp/code/AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp

(limited to 'libs/assimp/code/AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp')

diff --git a/libs/assimp/code/AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp b/libs/assimp/code/AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp
new file mode 100644
index 0000000..6fc8b11
--- /dev/null
+++ b/libs/assimp/code/AssetLib/MDL/HalfLife/UniqueNameGenerator.cpp
@@ -0,0 +1,180 @@
+/*
+---------------------------------------------------------------------------
+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 UniqueNameGenerator.cpp
+ *  @brief Implementation for the unique name generator.
+ */
+
+#include "UniqueNameGenerator.h"
+#include <algorithm>
+#include <list>
+#include <map>
+#include <numeric>
+
+namespace Assimp {
+namespace MDL {
+namespace HalfLife {
+
+UniqueNameGenerator::UniqueNameGenerator() :
+    template_name_("unnamed"),
+    separator_("_") {
+}
+
+UniqueNameGenerator::UniqueNameGenerator(const char *template_name) :
+    template_name_(template_name),
+    separator_("_") {
+}
+
+UniqueNameGenerator::UniqueNameGenerator(const char *template_name, const char *separator) :
+    template_name_(template_name),
+    separator_(separator) {
+}
+
+UniqueNameGenerator::~UniqueNameGenerator() {
+}
+
+void UniqueNameGenerator::make_unique(std::vector<std::string> &names) {
+    struct DuplicateInfo {
+        DuplicateInfo() :
+            indices(),
+            next_id(0) {
+        }
+
+        std::list<size_t> indices;
+        size_t next_id;
+    };
+
+    std::vector<size_t> empty_names_indices;
+    std::vector<size_t> template_name_duplicates;
+    std::map<std::string, DuplicateInfo> names_to_duplicates;
+
+    const std::string template_name_with_separator(template_name_ + separator_);
+
+    auto format_name = [&](const std::string &base_name, size_t id) -> std::string {
+        return base_name + separator_ + std::to_string(id);
+    };
+
+    auto generate_unique_name = [&](const std::string &base_name) -> std::string {
+        auto *duplicate_info = &names_to_duplicates[base_name];
+
+        std::string new_name;
+
+        bool found_identical_name;
+        bool tried_with_base_name_only = false;
+        do {
+            // Assume that no identical name exists.
+            found_identical_name = false;
+
+            if (!tried_with_base_name_only) {
+                // First try with only the base name.
+                new_name = base_name;
+            } else {
+                // Create the name expected to be unique.
+                new_name = format_name(base_name, duplicate_info->next_id);
+            }
+
+            // Check in the list of duplicates for an identical name.
+            for (size_t i = 0;
+                    i < names.size() &&
+                    !found_identical_name;
+                    ++i) {
+                if (new_name == names[i])
+                    found_identical_name = true;
+            }
+
+            if (tried_with_base_name_only)
+                ++duplicate_info->next_id;
+
+            tried_with_base_name_only = true;
+
+        } while (found_identical_name);
+
+        return new_name;
+    };
+
+    for (size_t i = 0; i < names.size(); ++i) {
+        // Check for empty names.
+        if (names[i].find_first_not_of(' ') == std::string::npos) {
+            empty_names_indices.push_back(i);
+            continue;
+        }
+
+        /* Check for potential duplicate.
+        a) Either if this name is the same as the template name or
+        b) <template name><separator> is found at the beginning. */
+        if (names[i] == template_name_ ||
+                names[i].substr(0, template_name_with_separator.length()) == template_name_with_separator)
+            template_name_duplicates.push_back(i);
+
+        // Map each unique name to it's duplicate.
+        if (names_to_duplicates.count(names[i]) == 0)
+            names_to_duplicates.insert({ names[i], DuplicateInfo()});
+        else
+            names_to_duplicates[names[i]].indices.push_back(i);
+    }
+
+    // Make every non-empty name unique.
+    for (auto it = names_to_duplicates.begin();
+            it != names_to_duplicates.end(); ++it) {
+        for (auto it2 = it->second.indices.begin();
+                it2 != it->second.indices.end();
+                ++it2)
+            names[*it2] = generate_unique_name(it->first);
+    }
+
+    // Generate a unique name for every empty string.
+    if (template_name_duplicates.size()) {
+        // At least one string ressembles to <template name>.
+        for (auto it = empty_names_indices.begin();
+                it != empty_names_indices.end(); ++it)
+            names[*it] = generate_unique_name(template_name_);
+    } else {
+        // No string alike <template name> exists.
+        size_t i = 0;
+        for (auto it = empty_names_indices.begin();
+                it != empty_names_indices.end(); ++it, ++i)
+            names[*it] = format_name(template_name_, i);
+    }
+}
+
+} // namespace HalfLife
+} // namespace MDL
+} // namespace Assimp
-- 
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