feat: load accuracy graphs using generic 2d graph loader

src/ObjCommon/Weapon/GenericAccuracyGraph.h

@@ -1,17 +0,0 @@
-#pragma once
-#include <string>
-#include <vector>
-
-class GenericAccuracyGraphKnot
-{
-public:
-    float x;
-    float y;
-};
-
-class GenericAccuracyGraph
-{
-public:
-    std::string name;
-    std::vector<GenericAccuracyGraphKnot> knots;
-};

src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderWeapon.cpp

@@ -9,6 +9,7 @@
 #include "ObjLoading.h"
 #include "Pool/GlobalAssetPool.h"
 #include "Utils/StringUtils.h"
+#include "Weapon/AccuracyGraphLoader.h"
 
 #include <cstring>
 #include <format>
@@ -370,6 +371,62 @@ namespace
         }
     }
 
+    void ConvertAccuracyGraph(const GenericGraph2D& graph,
+                              vec2_t*& originalGraphKnots,
+                              uint16_t& originalGraphKnotCount,
+                              vec2_t*& graphKnots,
+                              uint16_t& graphKnotCount,
+                              MemoryManager* memory)
+    {
+        originalGraphKnotCount = static_cast<uint16_t>(graph.knots.size());
+        originalGraphKnots = memory->Alloc<vec2_t>(originalGraphKnotCount);
+
+        for (auto i = 0u; i < originalGraphKnotCount; i++)
+        {
+            const auto& commonKnot = graph.knots[i];
+            originalGraphKnots[i][0] = static_cast<float>(commonKnot.x);
+            originalGraphKnots[i][1] = static_cast<float>(commonKnot.y);
+        }
+
+        graphKnots = originalGraphKnots;
+        graphKnotCount = originalGraphKnotCount;
+    }
+
+    bool LoadAccuracyGraphs(WeaponFullDef* weaponFullDef, MemoryManager* memory, const IAssetLoadingManager* manager)
+    {
+        auto* accuracyGraphLoader = manager->GetAssetLoadingContext()->GetZoneAssetLoaderState<AccuracyGraphLoader>();
+
+        if (weaponFullDef->weapDef.aiVsAiAccuracyGraphName && weaponFullDef->weapDef.aiVsAiAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsAiGraph(manager, weaponFullDef->weapDef.aiVsAiAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnotCount,
+                                 weaponFullDef->weapCompleteDef.aiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapCompleteDef.aiVsAiAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        if (weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName && weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsPlayerGraph(manager, weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnotCount,
+                                 weaponFullDef->weapCompleteDef.aiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapCompleteDef.aiVsPlayerAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        return true;
+    }
+
     bool LoadFromInfoString(const InfoString& infoString, const std::string& assetName, MemoryManager* memory, IAssetLoadingManager* manager, Zone* zone)
     {
         auto* weaponFullDef = memory->Create<WeaponFullDef>();
@@ -387,6 +444,8 @@ namespace
 
         CalculateWeaponFields(weaponFullDef, memory);
 
+        LoadAccuracyGraphs(weaponFullDef, memory, manager);
+
         manager->AddAsset<AssetWeapon>(
             assetName, &weaponFullDef->weapCompleteDef, converter.GetDependencies(), converter.GetUsedScriptStrings(), converter.GetIndirectAssetReferences());
 

src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderWeapon.cpp

@@ -8,6 +8,7 @@
 #include "ObjLoading.h"
 #include "Pool/GlobalAssetPool.h"
 #include "Utils/StringUtils.h"
+#include "Weapon/AccuracyGraphLoader.h"
 
 #include <cstring>
 #include <format>
@@ -800,6 +801,62 @@ namespace
         }
     }
 
+    void ConvertAccuracyGraph(const GenericGraph2D& graph,
+                              vec2_t*& originalGraphKnots,
+                              uint16_t& originalGraphKnotCount,
+                              vec2_t*& graphKnots,
+                              uint16_t& graphKnotCount,
+                              MemoryManager* memory)
+    {
+        originalGraphKnotCount = static_cast<uint16_t>(graph.knots.size());
+        originalGraphKnots = memory->Alloc<vec2_t>(originalGraphKnotCount);
+
+        for (auto i = 0u; i < originalGraphKnotCount; i++)
+        {
+            const auto& commonKnot = graph.knots[i];
+            originalGraphKnots[i][0] = static_cast<float>(commonKnot.x);
+            originalGraphKnots[i][1] = static_cast<float>(commonKnot.y);
+        }
+
+        graphKnots = originalGraphKnots;
+        graphKnotCount = originalGraphKnotCount;
+    }
+
+    bool LoadAccuracyGraphs(WeaponFullDef* weaponFullDef, MemoryManager* memory, const IAssetLoadingManager* manager)
+    {
+        auto* accuracyGraphLoader = manager->GetAssetLoadingContext()->GetZoneAssetLoaderState<AccuracyGraphLoader>();
+
+        if (weaponFullDef->weapDef.aiVsAiAccuracyGraphName && weaponFullDef->weapDef.aiVsAiAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsAiGraph(manager, weaponFullDef->weapDef.aiVsAiAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnotCount,
+                                 weaponFullDef->weapCompleteDef.aiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapCompleteDef.aiVsAiAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        if (weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName && weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsPlayerGraph(manager, weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnotCount,
+                                 weaponFullDef->weapCompleteDef.aiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapCompleteDef.aiVsPlayerAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        return true;
+    }
+
     bool LoadFromInfoString(const InfoString& infoString, const std::string& assetName, MemoryManager* memory, IAssetLoadingManager* manager, Zone* zone)
     {
         auto* weaponFullDef = memory->Create<WeaponFullDef>();
@@ -817,6 +874,8 @@ namespace
 
         CalculateWeaponFields(weaponFullDef, memory);
 
+        LoadAccuracyGraphs(weaponFullDef, memory, manager);
+
         manager->AddAsset<AssetWeapon>(
             assetName, &weaponFullDef->weapCompleteDef, converter.GetDependencies(), converter.GetUsedScriptStrings(), converter.GetIndirectAssetReferences());
 

src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeapon.cpp

@@ -9,6 +9,7 @@
 #include "InfoString/InfoString.h"
 #include "Utils/ClassUtils.h"
 #include "Utils/StringUtils.h"
+#include "Weapon/AccuracyGraphLoader.h"
 
 #include <cassert>
 #include <cstring>
@@ -385,6 +386,58 @@ namespace T6
         {
         }
     };
+
+    void ConvertAccuracyGraph(
+        const GenericGraph2D& graph, vec2_t*& originalGraphKnots, int& originalGraphKnotCount, vec2_t*& graphKnots, int& graphKnotCount, MemoryManager* memory)
+    {
+        originalGraphKnotCount = static_cast<int>(graph.knots.size());
+        originalGraphKnots = memory->Alloc<vec2_t>(originalGraphKnotCount);
+
+        for (auto i = 0; i < originalGraphKnotCount; i++)
+        {
+            const auto& commonKnot = graph.knots[i];
+            originalGraphKnots[i].x = static_cast<float>(commonKnot.x);
+            originalGraphKnots[i].y = static_cast<float>(commonKnot.y);
+        }
+
+        graphKnots = originalGraphKnots;
+        graphKnotCount = originalGraphKnotCount;
+    }
+
+    bool LoadAccuracyGraphs(WeaponFullDef* weaponFullDef, MemoryManager* memory, const IAssetLoadingManager* manager)
+    {
+        auto* accuracyGraphLoader = manager->GetAssetLoadingContext()->GetZoneAssetLoaderState<AccuracyGraphLoader>();
+
+        if (weaponFullDef->weapDef.aiVsAiAccuracyGraphName && weaponFullDef->weapDef.aiVsAiAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsAiGraph(manager, weaponFullDef->weapDef.aiVsAiAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsAiAccuracyGraphKnotCount,
+                                 weaponFullDef->weapDef.aiVsAiAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.aiVsAiAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        if (weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName && weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName[0])
+        {
+            const auto* graph = accuracyGraphLoader->LoadAiVsPlayerGraph(manager, weaponFullDef->weapDef.aiVsPlayerAccuracyGraphName);
+            if (!graph)
+                return false;
+
+            ConvertAccuracyGraph(*graph,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.originalAiVsPlayerAccuracyGraphKnotCount,
+                                 weaponFullDef->weapDef.aiVsPlayerAccuracyGraphKnots,
+                                 weaponFullDef->weapDef.aiVsPlayerAccuracyGraphKnotCount,
+                                 memory);
+        }
+
+        return true;
+    }
 } // namespace T6
 
 void AssetLoaderWeapon::LinkWeaponFullDefSubStructs(WeaponFullDef* weapon)
@@ -563,10 +616,12 @@ bool AssetLoaderWeapon::LoadFromInfoString(
 
     weaponFullDef->weapVariantDef.szInternalName = memory->Dup(assetName.c_str());
 
-    // TODO: Load accuracy graph and flametable
+    // TODO: Load flametable
     CalculateWeaponFields(weaponFullDef);
     CalculateAttachmentFields(weaponFullDef);
 
+    LoadAccuracyGraphs(weaponFullDef, memory, manager);
+
     manager->AddAsset<AssetWeapon>(
         assetName, &weaponFullDef->weapVariantDef, converter.GetDependencies(), converter.GetUsedScriptStrings(), converter.GetIndirectAssetReferences());
 

src/ObjLoading/Weapon/AccuracyGraphLoader.cpp

@@ -0,0 +1,55 @@
+#include "AccuracyGraphLoader.h"
+
+#include "Parsing/Graph2D/Graph2DReader.h"
+
+#include <format>
+#include <iostream>
+
+namespace
+{
+    std::unique_ptr<GenericGraph2D> LoadAccuracyGraph(const IAssetLoadingManager* manager, const std::string& graphName, const std::string& subFolder)
+    {
+        auto* searchPath = manager->GetAssetLoadingContext()->m_raw_search_path;
+        const auto fileName = std::format("accuracy/{}/{}", subFolder, graphName);
+        const auto file = searchPath->Open(fileName);
+        if (!file.IsOpen())
+        {
+            std::cerr << std::format("Failed to open file for accuracy graph: {}/{}\n", subFolder, graphName);
+            return nullptr;
+        }
+
+        return graph2d::Read("accuracy graph", "WEAPONACCUFILE", *file.m_stream, fileName, graphName);
+    }
+} // namespace
+
+const GenericGraph2D* AccuracyGraphLoader::LoadAiVsAiGraph(const IAssetLoadingManager* manager, const std::string& graphName)
+{
+    const auto alreadyLoadedGraph = m_loaded_ai_vs_ai_graphs.find(graphName);
+    if (alreadyLoadedGraph != m_loaded_ai_vs_ai_graphs.end())
+        return alreadyLoadedGraph->second.get();
+
+    auto graph = LoadAccuracyGraph(manager, graphName, "aivsai");
+    if (!graph)
+        return nullptr;
+
+    const auto* graphPtr = graph.get();
+    m_loaded_ai_vs_ai_graphs.emplace(graphName, std::move(graph));
+
+    return graphPtr;
+}
+
+const GenericGraph2D* AccuracyGraphLoader::LoadAiVsPlayerGraph(const IAssetLoadingManager* manager, const std::string& graphName)
+{
+    const auto alreadyLoadedGraph = m_loaded_ai_vs_player_graphs.find(graphName);
+    if (alreadyLoadedGraph != m_loaded_ai_vs_player_graphs.end())
+        return alreadyLoadedGraph->second.get();
+
+    auto graph = LoadAccuracyGraph(manager, graphName, "aivsplayer");
+    if (!graph)
+        return nullptr;
+
+    const auto* graphPtr = graph.get();
+    m_loaded_ai_vs_player_graphs.emplace(graphName, std::move(graph));
+
+    return graphPtr;
+}

src/ObjLoading/Weapon/AccuracyGraphLoader.h

@@ -0,0 +1,17 @@
+#pragma once
+#include "AssetLoading/IAssetLoadingManager.h"
+#include "AssetLoading/IZoneAssetLoaderState.h"
+#include "Parsing/GenericGraph2D.h"
+
+#include <memory>
+
+class AccuracyGraphLoader final : public IZoneAssetLoaderState
+{
+public:
+    const GenericGraph2D* LoadAiVsAiGraph(const IAssetLoadingManager* manager, const std::string& graphName);
+    const GenericGraph2D* LoadAiVsPlayerGraph(const IAssetLoadingManager* manager, const std::string& graphName);
+
+private:
+    std::unordered_map<std::string, std::unique_ptr<GenericGraph2D>> m_loaded_ai_vs_ai_graphs;
+    std::unordered_map<std::string, std::unique_ptr<GenericGraph2D>> m_loaded_ai_vs_player_graphs;
+};

src/ObjWriting/Game/IW4/AssetDumpers/AssetDumperWeapon.cpp

@@ -221,9 +221,9 @@ namespace IW4
         }
     };
 
-    GenericAccuracyGraph ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
+    GenericGraph2D ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
     {
-        GenericAccuracyGraph graph;
+        GenericGraph2D graph;
 
         graph.name = graphName;
         graph.knots.resize(originalKnotCount);

src/ObjWriting/Game/IW5/AssetDumpers/AssetDumperWeapon.cpp

@@ -535,9 +535,9 @@ namespace IW5
         const WeaponFullDef* m_weapon;
     };
 
-    GenericAccuracyGraph ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
+    GenericGraph2D ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
     {
-        GenericAccuracyGraph graph;
+        GenericGraph2D graph;
 
         graph.name = graphName;
         graph.knots.resize(originalKnotCount);

src/ObjWriting/Game/T6/AssetDumpers/AssetDumperWeapon.cpp

@@ -265,9 +265,9 @@ namespace T6
         }
     };
 
-    GenericAccuracyGraph ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
+    GenericGraph2D ConvertAccuracyGraph(const char* graphName, const vec2_t* originalKnots, const unsigned originalKnotCount)
     {
-        GenericAccuracyGraph graph;
+        GenericGraph2D graph;
 
         graph.name = graphName;
         graph.knots.resize(originalKnotCount);

src/ObjWriting/Weapon/AccuracyGraphWriter.cpp

@@ -19,7 +19,7 @@ namespace
         return false;
     }
 
-    void DumpAccuracyGraph(const AssetDumpingContext& context, const GenericAccuracyGraph& graph, const std::string& subFolder)
+    void DumpAccuracyGraph(const AssetDumpingContext& context, const GenericGraph2D& graph, const std::string& subFolder)
     {
         const auto file = context.OpenAssetFile(std::format("accuracy/{}/{}", subFolder, graph.name));
         if (!file)
@@ -46,12 +46,12 @@ bool AccuracyGraphWriter::ShouldDumpAiVsPlayerGraph(const std::string& graphName
     return ShouldDumpAccuracyGraph(m_dumped_ai_vs_player_graphs, graphName);
 }
 
-void AccuracyGraphWriter::DumpAiVsAiGraph(const AssetDumpingContext& context, const GenericAccuracyGraph& aiVsAiGraph)
+void AccuracyGraphWriter::DumpAiVsAiGraph(const AssetDumpingContext& context, const GenericGraph2D& aiVsAiGraph)
 {
     DumpAccuracyGraph(context, aiVsAiGraph, "aivsai");
 }
 
-void AccuracyGraphWriter::DumpAiVsPlayerGraph(const AssetDumpingContext& context, const GenericAccuracyGraph& aiVsPlayerGraph)
+void AccuracyGraphWriter::DumpAiVsPlayerGraph(const AssetDumpingContext& context, const GenericGraph2D& aiVsPlayerGraph)
 {
     DumpAccuracyGraph(context, aiVsPlayerGraph, "aivsplayer");
 }

src/ObjWriting/Weapon/AccuracyGraphWriter.h

@@ -1,7 +1,7 @@
 #pragma once
 #include "Dumping/AssetDumpingContext.h"
 #include "Dumping/IZoneAssetDumperState.h"
-#include "Weapon/GenericAccuracyGraph.h"
+#include "Parsing/GenericGraph2D.h"
 
 #include <string>
 #include <unordered_set>
@@ -12,8 +12,8 @@ public:
     bool ShouldDumpAiVsAiGraph(const std::string& graphName);
     bool ShouldDumpAiVsPlayerGraph(const std::string& graphName);
 
-    static void DumpAiVsAiGraph(const AssetDumpingContext& context, const GenericAccuracyGraph& aiVsAiGraph);
-    static void DumpAiVsPlayerGraph(const AssetDumpingContext& context, const GenericAccuracyGraph& aiVsPlayerGraph);
+    static void DumpAiVsAiGraph(const AssetDumpingContext& context, const GenericGraph2D& aiVsAiGraph);
+    static void DumpAiVsPlayerGraph(const AssetDumpingContext& context, const GenericGraph2D& aiVsPlayerGraph);
 
 private:
     std::unordered_set<std::string> m_dumped_ai_vs_ai_graphs;