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562 lines
17 KiB
C++
562 lines
17 KiB
C++
// Copyright 2009 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#include "VideoCommon/HiresTextures.h"
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#include <SOIL/SOIL.h>
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#include <algorithm>
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#include <cinttypes>
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#include <cstring>
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#include <memory>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <unordered_map>
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#include <utility>
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#include <vector>
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#include <xxhash.h>
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#include "Common/File.h"
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#include "Common/FileSearch.h"
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#include "Common/FileUtil.h"
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#include "Common/Flag.h"
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#include "Common/Hash.h"
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#include "Common/Logging/Log.h"
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#include "Common/MemoryUtil.h"
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#include "Common/StringUtil.h"
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#include "Common/Swap.h"
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#include "Common/Thread.h"
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#include "Common/Timer.h"
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#include "Core/Config/GraphicsSettings.h"
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#include "Core/ConfigManager.h"
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#include "VideoCommon/OnScreenDisplay.h"
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#include "VideoCommon/VideoConfig.h"
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static std::unordered_map<std::string, std::string> s_textureMap;
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static std::unordered_map<std::string, std::shared_ptr<HiresTexture>> s_textureCache;
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static std::mutex s_textureCacheMutex;
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static std::mutex s_textureCacheAquireMutex; // for high priority access
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static Common::Flag s_textureCacheAbortLoading;
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static bool s_check_native_format;
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static bool s_check_new_format;
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static std::thread s_prefetcher;
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static const std::string s_format_prefix = "tex1_";
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HiresTexture::Level::Level() : data(nullptr, SOIL_free_image_data)
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{
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}
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void HiresTexture::Init()
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{
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s_check_native_format = false;
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s_check_new_format = false;
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Update();
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}
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void HiresTexture::Shutdown()
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{
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if (s_prefetcher.joinable())
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{
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s_textureCacheAbortLoading.Set();
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s_prefetcher.join();
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}
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s_textureMap.clear();
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s_textureCache.clear();
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}
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void HiresTexture::Update()
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{
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if (s_prefetcher.joinable())
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{
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s_textureCacheAbortLoading.Set();
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s_prefetcher.join();
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}
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if (!g_ActiveConfig.bHiresTextures)
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{
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s_textureMap.clear();
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s_textureCache.clear();
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return;
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}
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if (!g_ActiveConfig.bCacheHiresTextures)
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{
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s_textureCache.clear();
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}
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const std::string& game_id = SConfig::GetInstance().GetGameID();
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const std::string texture_directory = GetTextureDirectory(game_id);
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std::vector<std::string> extensions{
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".png", ".bmp", ".tga", ".dds",
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".jpg" // Why not? Could be useful for large photo-like textures
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};
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std::vector<std::string> filenames =
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Common::DoFileSearch({texture_directory}, extensions, /*recursive*/ true);
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const std::string code = game_id + "_";
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for (auto& rFilename : filenames)
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{
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std::string FileName;
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SplitPath(rFilename, nullptr, &FileName, nullptr);
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if (FileName.substr(0, code.length()) == code)
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{
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s_textureMap[FileName] = rFilename;
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s_check_native_format = true;
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}
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if (FileName.substr(0, s_format_prefix.length()) == s_format_prefix)
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{
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s_textureMap[FileName] = rFilename;
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s_check_new_format = true;
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}
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}
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if (g_ActiveConfig.bCacheHiresTextures)
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{
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// remove cached but deleted textures
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auto iter = s_textureCache.begin();
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while (iter != s_textureCache.end())
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{
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if (s_textureMap.find(iter->first) == s_textureMap.end())
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{
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iter = s_textureCache.erase(iter);
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}
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else
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{
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iter++;
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}
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}
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s_textureCacheAbortLoading.Clear();
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s_prefetcher = std::thread(Prefetch);
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}
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}
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void HiresTexture::Prefetch()
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{
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Common::SetCurrentThreadName("Prefetcher");
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size_t size_sum = 0;
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size_t sys_mem = Common::MemPhysical();
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size_t recommended_min_mem = 2 * size_t(1024 * 1024 * 1024);
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// keep 2GB memory for system stability if system RAM is 4GB+ - use half of memory in other cases
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size_t max_mem =
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(sys_mem / 2 < recommended_min_mem) ? (sys_mem / 2) : (sys_mem - recommended_min_mem);
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u32 starttime = Common::Timer::GetTimeMs();
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for (const auto& entry : s_textureMap)
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{
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const std::string& base_filename = entry.first;
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if (base_filename.find("_mip") == std::string::npos)
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{
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{
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// try to get this mutex first, so the video thread is allow to get the real mutex faster
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std::unique_lock<std::mutex> lk(s_textureCacheAquireMutex);
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}
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std::unique_lock<std::mutex> lk(s_textureCacheMutex);
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auto iter = s_textureCache.find(base_filename);
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if (iter == s_textureCache.end())
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{
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// unlock while loading a texture. This may result in a race condition where we'll load a
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// texture twice,
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// but it reduces the stuttering a lot. Notice: The loading library _must_ be thread safe
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// now.
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// But bad luck, SOIL isn't, so TODO: remove SOIL usage here and use libpng directly
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// Also TODO: remove s_textureCacheAquireMutex afterwards. It won't be needed as the main
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// mutex will be locked rarely
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// lk.unlock();
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std::unique_ptr<HiresTexture> texture = Load(base_filename, 0, 0);
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// lk.lock();
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if (texture)
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{
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std::shared_ptr<HiresTexture> ptr(std::move(texture));
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iter = s_textureCache.insert(iter, std::make_pair(base_filename, ptr));
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}
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}
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if (iter != s_textureCache.end())
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{
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for (const Level& l : iter->second->m_levels)
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{
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size_sum += l.data_size;
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}
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}
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}
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if (s_textureCacheAbortLoading.IsSet())
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{
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return;
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}
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if (size_sum > max_mem)
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{
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Config::SetCurrent(Config::GFX_HIRES_TEXTURES, false);
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OSD::AddMessage(
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StringFromFormat(
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"Custom Textures prefetching after %.1f MB aborted, not enough RAM available",
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size_sum / (1024.0 * 1024.0)),
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10000);
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return;
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}
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}
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u32 stoptime = Common::Timer::GetTimeMs();
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OSD::AddMessage(StringFromFormat("Custom Textures loaded, %.1f MB in %.1f s",
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size_sum / (1024.0 * 1024.0), (stoptime - starttime) / 1000.0),
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10000);
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}
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std::string HiresTexture::GenBaseName(const u8* texture, size_t texture_size, const u8* tlut,
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size_t tlut_size, u32 width, u32 height, int format,
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bool has_mipmaps, bool dump)
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{
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std::string name = "";
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bool convert = false;
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if (!dump && s_check_native_format)
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{
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// try to load the old format first
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u64 tex_hash = GetHashHiresTexture(texture, (int)texture_size,
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g_ActiveConfig.iSafeTextureCache_ColorSamples);
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u64 tlut_hash = tlut_size ? GetHashHiresTexture(tlut, (int)tlut_size,
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g_ActiveConfig.iSafeTextureCache_ColorSamples) :
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0;
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name = StringFromFormat("%s_%08x_%i", SConfig::GetInstance().GetGameID().c_str(),
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(u32)(tex_hash ^ tlut_hash), (u16)format);
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if (s_textureMap.find(name) != s_textureMap.end())
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{
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if (g_ActiveConfig.bConvertHiresTextures)
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convert = true;
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else
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return name;
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}
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}
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if (dump || s_check_new_format || convert)
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{
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// checking for min/max on paletted textures
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u32 min = 0xffff;
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u32 max = 0;
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switch (tlut_size)
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{
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case 0:
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break;
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case 16 * 2:
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for (size_t i = 0; i < texture_size; i++)
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{
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min = std::min<u32>(min, texture[i] & 0xf);
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min = std::min<u32>(min, texture[i] >> 4);
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max = std::max<u32>(max, texture[i] & 0xf);
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max = std::max<u32>(max, texture[i] >> 4);
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}
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break;
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case 256 * 2:
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for (size_t i = 0; i < texture_size; i++)
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{
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min = std::min<u32>(min, texture[i]);
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max = std::max<u32>(max, texture[i]);
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}
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break;
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case 16384 * 2:
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for (size_t i = 0; i < texture_size / 2; i++)
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{
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min = std::min<u32>(min, Common::swap16(((u16*)texture)[i]) & 0x3fff);
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max = std::max<u32>(max, Common::swap16(((u16*)texture)[i]) & 0x3fff);
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}
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break;
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}
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if (tlut_size > 0)
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{
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tlut_size = 2 * (max + 1 - min);
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tlut += 2 * min;
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}
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u64 tex_hash = XXH64(texture, texture_size, 0);
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u64 tlut_hash = tlut_size ? XXH64(tlut, tlut_size, 0) : 0;
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std::string basename = s_format_prefix + StringFromFormat("%dx%d%s_%016" PRIx64, width, height,
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has_mipmaps ? "_m" : "", tex_hash);
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std::string tlutname = tlut_size ? StringFromFormat("_%016" PRIx64, tlut_hash) : "";
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std::string formatname = StringFromFormat("_%d", format);
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std::string fullname = basename + tlutname + formatname;
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for (int level = 0; level < 10 && convert; level++)
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{
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std::string oldname = name;
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if (level)
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oldname += StringFromFormat("_mip%d", level);
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// skip not existing levels
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if (s_textureMap.find(oldname) == s_textureMap.end())
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continue;
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for (int i = 0;; i++)
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{
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// for hash collisions, padd with an integer
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std::string newname = fullname;
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if (level)
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newname += StringFromFormat("_mip%d", level);
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if (i)
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newname += StringFromFormat(".%d", i);
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// new texture
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if (s_textureMap.find(newname) == s_textureMap.end())
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{
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std::string src = s_textureMap[oldname];
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size_t postfix = src.find_last_of('.');
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std::string dst = src.substr(0, postfix - oldname.length()) + newname +
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src.substr(postfix, src.length() - postfix);
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if (File::Rename(src, dst))
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{
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s_textureMap.erase(oldname);
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s_textureMap[newname] = dst;
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s_check_new_format = true;
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OSD::AddMessage(StringFromFormat("Rename custom texture %s to %s", oldname.c_str(),
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newname.c_str()),
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5000);
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}
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else
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{
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ERROR_LOG(VIDEO, "rename failed");
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}
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break;
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}
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else
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{
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// dst fail already exist, compare content
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std::string a, b;
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File::ReadFileToString(s_textureMap[oldname], a);
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File::ReadFileToString(s_textureMap[newname], b);
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if (a == b && a != "")
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{
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// equal, so remove
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if (File::Delete(s_textureMap[oldname]))
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{
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s_textureMap.erase(oldname);
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OSD::AddMessage(
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StringFromFormat("Delete double old custom texture %s", oldname.c_str()), 5000);
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}
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else
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{
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ERROR_LOG(VIDEO, "delete failed");
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}
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break;
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}
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// else continue in this loop with the next higher padding variable
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}
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}
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}
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// try to match a wildcard template
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if (!dump && s_textureMap.find(basename + "_*" + formatname) != s_textureMap.end())
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return basename + "_*" + formatname;
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// else generate the complete texture
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if (dump || s_textureMap.find(fullname) != s_textureMap.end())
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return fullname;
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}
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return name;
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}
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u32 HiresTexture::CalculateMipCount(u32 width, u32 height)
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{
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u32 mip_width = width;
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u32 mip_height = height;
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u32 mip_count = 1;
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while (mip_width > 1 || mip_height > 1)
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{
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mip_width = std::max(mip_width / 2, 1u);
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mip_height = std::max(mip_height / 2, 1u);
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mip_count++;
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}
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return mip_count;
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}
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std::shared_ptr<HiresTexture> HiresTexture::Search(const u8* texture, size_t texture_size,
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const u8* tlut, size_t tlut_size, u32 width,
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u32 height, int format, bool has_mipmaps)
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{
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std::string base_filename =
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GenBaseName(texture, texture_size, tlut, tlut_size, width, height, format, has_mipmaps);
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std::lock_guard<std::mutex> lk2(s_textureCacheAquireMutex);
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std::lock_guard<std::mutex> lk(s_textureCacheMutex);
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auto iter = s_textureCache.find(base_filename);
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if (iter != s_textureCache.end())
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{
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return iter->second;
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}
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std::shared_ptr<HiresTexture> ptr(Load(base_filename, width, height));
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if (ptr && g_ActiveConfig.bCacheHiresTextures)
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{
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s_textureCache[base_filename] = ptr;
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}
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return ptr;
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}
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std::unique_ptr<HiresTexture> HiresTexture::Load(const std::string& base_filename, u32 width,
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u32 height)
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{
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// We need to have a level 0 custom texture to even consider loading.
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auto filename_iter = s_textureMap.find(base_filename);
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if (filename_iter == s_textureMap.end())
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return nullptr;
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// Try to load level 0 (and any mipmaps) from a DDS file.
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// If this fails, it's fine, we'll just load level0 again using SOIL.
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// Can't use make_unique due to private constructor.
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std::unique_ptr<HiresTexture> ret = std::unique_ptr<HiresTexture>(new HiresTexture());
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const std::string& first_mip_filename = filename_iter->second;
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LoadDDSTexture(ret.get(), first_mip_filename);
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// Load remaining mip levels, or from the start if it's not a DDS texture.
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for (u32 mip_level = static_cast<u32>(ret->m_levels.size());; mip_level++)
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{
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std::string filename = base_filename;
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if (mip_level != 0)
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filename += StringFromFormat("_mip%u", mip_level);
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filename_iter = s_textureMap.find(filename);
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if (filename_iter == s_textureMap.end())
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break;
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// Try loading DDS textures first, that way we maintain compression of DXT formats.
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// TODO: Reduce the number of open() calls here. We could use one fd.
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Level level;
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if (!LoadDDSTexture(level, filename_iter->second))
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{
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File::IOFile file;
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file.Open(filename_iter->second, "rb");
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std::vector<u8> buffer(file.GetSize());
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file.ReadBytes(buffer.data(), file.GetSize());
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if (!LoadTexture(level, buffer))
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{
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ERROR_LOG(VIDEO, "Custom texture %s failed to load", filename.c_str());
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break;
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}
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}
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ret->m_levels.push_back(std::move(level));
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}
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// If we failed to load any mip levels, we can't use this texture at all.
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if (ret->m_levels.empty())
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return nullptr;
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// Verify that the aspect ratio of the texture hasn't changed, as this could have side-effects.
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const Level& first_mip = ret->m_levels[0];
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if (first_mip.width * height != first_mip.height * width)
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{
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ERROR_LOG(VIDEO, "Invalid custom texture size %ux%u for texture %s. The aspect differs "
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"from the native size %ux%u.",
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first_mip.width, first_mip.height, first_mip_filename.c_str(), width, height);
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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 (width != 0 && height != 0 && (first_mip.width % width || first_mip.height % height))
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{
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ERROR_LOG(VIDEO, "Invalid custom texture size %ux%u for texture %s. Please use an integer "
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"upscaling factor based on the native size %ux%u.",
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first_mip.width, first_mip.height, first_mip_filename.c_str(), width, height);
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}
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// Verify that each mip level is the correct size (divide by 2 each time).
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u32 current_mip_width = first_mip.width;
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u32 current_mip_height = first_mip.height;
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for (u32 mip_level = 1; mip_level < static_cast<u32>(ret->m_levels.size()); mip_level++)
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{
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if (current_mip_width != 1 || current_mip_height != 1)
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{
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current_mip_width = std::max(current_mip_width / 2, 1u);
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current_mip_height = std::max(current_mip_height / 2, 1u);
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const Level& level = ret->m_levels[mip_level];
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if (current_mip_width == level.width && current_mip_height == level.height)
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continue;
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ERROR_LOG(VIDEO,
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"Invalid custom texture size %dx%d for texture %s. Mipmap level %u must be %dx%d.",
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level.width, level.height, first_mip_filename.c_str(), mip_level, current_mip_width,
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current_mip_height);
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}
|
|
else
|
|
{
|
|
// It is invalid to have more than a single 1x1 mipmap.
|
|
ERROR_LOG(VIDEO, "Custom texture %s has too many 1x1 mipmaps. Skipping extra levels.",
|
|
first_mip_filename.c_str());
|
|
}
|
|
|
|
// Drop this mip level and any others after it.
|
|
while (ret->m_levels.size() > mip_level)
|
|
ret->m_levels.pop_back();
|
|
}
|
|
|
|
// All levels have to have the same format.
|
|
if (std::any_of(ret->m_levels.begin(), ret->m_levels.end(),
|
|
[&ret](const Level& l) { return l.format != ret->m_levels[0].format; }))
|
|
{
|
|
ERROR_LOG(VIDEO, "Custom texture %s has inconsistent formats across mip levels.",
|
|
first_mip_filename.c_str());
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool HiresTexture::LoadTexture(Level& level, const std::vector<u8>& buffer)
|
|
{
|
|
int channels;
|
|
int width;
|
|
int height;
|
|
|
|
u8* data = SOIL_load_image_from_memory(buffer.data(), static_cast<int>(buffer.size()), &width,
|
|
&height, &channels, SOIL_LOAD_RGBA);
|
|
if (!data)
|
|
return false;
|
|
|
|
// Images loaded by SOIL are converted to RGBA.
|
|
level.width = static_cast<u32>(width);
|
|
level.height = static_cast<u32>(height);
|
|
level.format = AbstractTextureFormat::RGBA8;
|
|
level.data = ImageDataPointer(data, SOIL_free_image_data);
|
|
level.row_length = level.width;
|
|
level.data_size = static_cast<size_t>(level.row_length) * 4 * level.height;
|
|
return true;
|
|
}
|
|
|
|
std::string HiresTexture::GetTextureDirectory(const std::string& game_id)
|
|
{
|
|
const std::string texture_directory = File::GetUserPath(D_HIRESTEXTURES_IDX) + game_id;
|
|
|
|
// If there's no directory with the region-specific ID, look for a 3-character region-free one
|
|
if (!File::Exists(texture_directory))
|
|
return File::GetUserPath(D_HIRESTEXTURES_IDX) + game_id.substr(0, 3);
|
|
|
|
return texture_directory;
|
|
}
|
|
|
|
HiresTexture::~HiresTexture()
|
|
{
|
|
}
|
|
|
|
AbstractTextureFormat HiresTexture::GetFormat() const
|
|
{
|
|
return m_levels.at(0).format;
|
|
}
|