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