Merge pull request #753 from pagingred/iw5_physpreset_dumper

feat: phys presets dumping and loading for IW3, IW5, T5
2026-05-13 21:51:42 +00:00 · 2026-05-02 06:01:59 -04:00
parent 704b191b97
commit 759a3ccf0e
41 changed files with 1698 additions and 12 deletions
@@ -0,0 +1,97 @@
+#include "InfoStringLoaderPhysPresetIW5.h"
+
+#include "Game/IW5/IW5.h"
+#include "Game/IW5/InfoString/EnumStrings.h"
+#include "Game/IW5/InfoString/InfoStringToStructConverter.h"
+#include "Game/IW5/PhysPreset/PhysPresetFields.h"
+#include "Utils/Logging/Log.h"
+
+#include <cassert>
+#include <cstring>
+#include <limits>
+
+using namespace IW5;
+
+namespace
+{
+    class InfoStringToPhysPresetConverter final : public InfoStringToStructConverter
+    {
+    public:
+        InfoStringToPhysPresetConverter(const InfoString& infoString,
+                                        void* structure,
+                                        ZoneScriptStrings& zoneScriptStrings,
+                                        MemoryManager& memory,
+                                        AssetCreationContext& context,
+                                        GenericAssetRegistration& registration,
+                                        const cspField_t* fields,
+                                        size_t fieldCount)
+            : InfoStringToStructConverter(infoString, structure, zoneScriptStrings, memory, context, registration, fields, fieldCount)
+        {
+        }
+
+    protected:
+        bool ConvertExtensionField(const cspField_t& field, const std::string& value) override
+        {
+            switch (static_cast<physPresetFieldType_t>(field.iFieldType))
+            {
+            case PPFT_SCALING:
+                return ConvertEnumInt(field.szName, value, field.iOffset, szPhysPresetScalingNames, std::extent_v<decltype(szPhysPresetScalingNames)>);
+
+            default:
+                assert(false);
+                return false;
+            }
+        }
+    };
+
+    void CopyFromPhysPresetInfo(const PhysPresetInfo& physPresetInfo, PhysPreset& physPreset)
+    {
+        physPreset.mass = physPresetInfo.mass;
+        physPreset.bounce = physPresetInfo.bounce;
+        physPreset.friction = physPresetInfo.friction;
+        physPreset.bulletForceScale = physPresetInfo.bulletForceScale;
+        physPreset.explosiveForceScale = physPresetInfo.explosiveForceScale;
+        physPreset.sndAliasPrefix = physPresetInfo.sndAliasPrefix;
+        physPreset.piecesSpreadFraction = physPresetInfo.piecesSpreadFraction;
+        physPreset.piecesUpwardVelocity = physPresetInfo.piecesUpwardVelocity;
+        physPreset.minMomentum = physPresetInfo.minMomentum;
+        physPreset.maxMomentum = physPresetInfo.maxMomentum;
+        physPreset.minPitch = physPresetInfo.minPitch;
+        physPreset.maxPitch = physPresetInfo.maxPitch;
+        physPreset.volumeType = physPresetInfo.volumeType;
+        physPreset.pitchType = physPresetInfo.pitchType;
+        physPreset.tempDefaultToCylinder = physPresetInfo.tempDefaultToCylinder != 0;
+        physPreset.perSurfaceSndAlias = physPresetInfo.perSurfaceSndAlias != 0;
+    }
+} // namespace
+
+namespace phys_preset
+{
+    InfoStringLoaderIW5::InfoStringLoaderIW5(MemoryManager& memory, Zone& zone)
+        : m_memory(memory),
+          m_zone(zone)
+    {
+    }
+
+    AssetCreationResult InfoStringLoaderIW5::CreateAsset(const std::string& assetName, const InfoString& infoString, AssetCreationContext& context)
+    {
+        PhysPresetInfo presetInfo;
+        std::memset(&presetInfo, 0, sizeof(presetInfo));
+
+        auto* physPreset = m_memory.Alloc<PhysPreset>();
+        AssetRegistration<AssetPhysPreset> registration(assetName, physPreset);
+
+        InfoStringToPhysPresetConverter converter(
+            infoString, &presetInfo, m_zone.m_script_strings, m_memory, context, registration, phys_preset_fields, std::extent_v<decltype(phys_preset_fields)>);
+        if (!converter.Convert())
+        {
+            con::error("Failed to parse phys preset: \"{}\"", assetName);
+            return AssetCreationResult::Failure();
+        }
+
+        CopyFromPhysPresetInfo(presetInfo, *physPreset);
+        physPreset->name = m_memory.Dup(assetName.c_str());
+
+        return AssetCreationResult::Success(context.AddAsset(std::move(registration)));
+    }
+} // namespace phys_preset