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VideoCommon: add multithreaded asset loader and define a texture asset
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77
Source/Core/VideoCommon/Assets/TextureAsset.cpp
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77
Source/Core/VideoCommon/Assets/TextureAsset.cpp
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// Copyright 2023 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "VideoCommon/Assets/TextureAsset.h"
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#include "Common/Logging/Log.h"
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namespace VideoCommon
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{
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CustomAssetLibrary::LoadInfo RawTextureAsset::LoadImpl(const CustomAssetLibrary::AssetID& asset_id)
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{
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std::lock_guard lk(m_lock);
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const auto loaded_info = m_owning_library->LoadTexture(asset_id, &m_data);
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if (loaded_info.m_bytes_loaded == 0)
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return {};
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m_loaded = true;
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return loaded_info;
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}
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CustomAssetLibrary::LoadInfo GameTextureAsset::LoadImpl(const CustomAssetLibrary::AssetID& asset_id)
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{
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std::lock_guard lk(m_lock);
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const auto loaded_info = m_owning_library->LoadGameTexture(asset_id, &m_data);
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if (loaded_info.m_bytes_loaded == 0)
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return {};
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m_loaded = true;
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return loaded_info;
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}
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bool GameTextureAsset::Validate(u32 native_width, u32 native_height) const
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{
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std::lock_guard lk(m_lock);
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if (!m_loaded)
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{
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ERROR_LOG_FMT(VIDEO,
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"Game texture can't be validated for asset '{}' because it is not loaded yet.",
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GetAssetId());
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return false;
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}
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if (m_data.m_levels.empty())
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{
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ERROR_LOG_FMT(VIDEO,
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"Game texture can't be validated for asset '{}' because no data was available.",
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GetAssetId());
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return false;
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}
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// Verify that the aspect ratio of the texture hasn't changed, as this could have
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// side-effects.
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const VideoCommon::CustomTextureData::Level& first_mip = m_data.m_levels[0];
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if (first_mip.width * native_height != first_mip.height * native_width)
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{
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ERROR_LOG_FMT(
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VIDEO,
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"Invalid custom texture size {}x{} for game texture asset '{}'. The aspect differs "
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"from the native size {}x{}.",
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first_mip.width, first_mip.height, GetAssetId(), native_width, native_height);
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return false;
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}
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// Same deal if the custom texture isn't a multiple of the native size.
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if (native_width != 0 && native_height != 0 &&
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(first_mip.width % native_width || first_mip.height % native_height))
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{
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ERROR_LOG_FMT(
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VIDEO,
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"Invalid custom texture size {}x{} for game texture asset '{}'. Please use an integer "
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"upscaling factor based on the native size {}x{}.",
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first_mip.width, first_mip.height, GetAssetId(), native_width, native_height);
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return false;
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}
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return true;
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}
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} // namespace VideoCommon
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