OpenAssetTools/src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderGfxImage.cpp
2024-09-22 16:59:56 +02:00

63 lines
1.8 KiB
C++

#include "AssetLoaderGfxImage.h"
#include "Game/IW5/IW5.h"
#include "Image/IwiLoader.h"
#include "Pool/GlobalAssetPool.h"
#include <cstring>
#include <format>
#include <iostream>
#include <sstream>
using namespace IW5;
void* AssetLoaderGfxImage::CreateEmptyAsset(const std::string& assetName, MemoryManager* memory)
{
auto* asset = memory->Alloc<AssetImage::Type>();
asset->name = memory->Dup(assetName.c_str());
return asset;
}
bool AssetLoaderGfxImage::CanLoadFromRaw() const
{
return true;
}
bool AssetLoaderGfxImage::LoadFromRaw(
const std::string& assetName, ISearchPath* searchPath, MemoryManager* memory, IAssetLoadingManager* manager, Zone* zone) const
{
const auto fileName = std::format("images/{}.iwi", assetName);
const auto file = searchPath->Open(fileName);
if (!file.IsOpen())
return false;
const auto fileSize = static_cast<size_t>(file.m_length);
const auto fileData = std::make_unique<char[]>(fileSize);
file.m_stream->read(fileData.get(), fileSize);
MemoryManager tempMemory;
IwiLoader iwiLoader(&tempMemory);
std::istringstream ss(std::string(fileData.get(), fileSize));
const auto texture = iwiLoader.LoadIwi(ss);
if (!texture)
{
std::cerr << std::format("Failed to load texture from: {}\n", fileName);
return false;
}
auto* image = memory->Create<GfxImage>();
memset(image, 0, sizeof(GfxImage));
image->name = memory->Dup(assetName.c_str());
image->noPicmip = !texture->HasMipMaps();
image->width = static_cast<uint16_t>(texture->GetWidth());
image->height = static_cast<uint16_t>(texture->GetHeight());
image->depth = static_cast<uint16_t>(texture->GetDepth());
image->texture.loadDef = memory->Alloc<GfxImageLoadDef>();
manager->AddAsset<AssetImage>(assetName, image);
return true;
}