Method IncTextureRef

BG3Extender/Extender/Client/IMGUI/IMGUI.cpp:2207–2246

}

std::optional<TextureLoadResult> IMGUITextureLoader::IncTextureRef(FixedString const& textureGuid)
{
    if (!renderer_) {
        ERR("Loading texture with no rendering backend?");
        return {};
    }

    auto refs = refCounts_.try_get(textureGuid);
    if (refs) {
        refs->RefCount++;
        return refs->LoadResult;
    }

    auto tex = (resource::TextureResource*)GetStaticSymbols().GetCurrentResourceBank()->GetResource(ResourceBankType::Texture, textureGuid);
    if (!tex) {
        return {};
    }
    
    if (tex->Type != TextureType::T1D // shouldn't be here, but tex type is set incorrectly for some atlases
        && tex->Type != TextureType::T2D) {
        ERR("Cannot render texture '%s': expected 2D texture, got %d", textureGuid.GetString(), tex->Type);
        return {};
    }

    auto descriptor = (*GetStaticSymbols().ls__AppliedMaterial__LoadTexture)(nullptr, textureGuid);
    if (!descriptor) {
        return {};
    }

    auto loadResult = renderer_->RegisterTexture(descriptor);
    if (!loadResult) {
        auto textureManager = (*GetStaticSymbols().ls__gGlobalResourceManager)->TextureManager;
        (*GetStaticSymbols().ls__TextureManager__UnloadTexture)(textureManager, textureGuid);
        return {};
    }

    refCounts_.set(textureGuid, TextureRefCount{ descriptor, *loadResult, 1 });
    pendingUnloads_.remove(textureGuid);
    return *loadResult;
}


bool IMGUITextureLoader::DecTextureRef(TextureOpaqueHandle id, FixedString const& textureGuid)