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System: Add option to load/apply image patches

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This commit is contained in:
Connor McLaughlin
2021-06-01 21:55:33 +10:00
parent 77984035d2
commit 9aa386e96c
4 changed files with 47 additions and 5 deletions
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36
src/core/system.cpp
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@ -68,7 +68,9 @@ static bool LoadEXE(const char* filename);
static bool SetExpansionROM(const char* filename);
/// Opens CD image, preloading if needed.
static std::unique_ptr<CDImage> OpenCDImage(const char* path, Common::Error* error, bool force_preload);
static std::unique_ptr<CDImage> OpenCDImage(const char* path, Common::Error* error, bool force_preload,
bool check_for_patches);
static bool ShouldCheckForImagePatches();
static bool DoLoadState(ByteStream* stream, bool force_software_renderer, bool update_display);
static bool DoState(StateWrapper& sw, HostDisplayTexture** host_texture, bool update_display);
@ -643,7 +645,7 @@ bool RecreateGPU(GPURenderer renderer, bool update_display /* = true*/)
return true;
}
std::unique_ptr<CDImage> OpenCDImage(const char* path, Common::Error* error, bool force_preload)
std::unique_ptr<CDImage> OpenCDImage(const char* path, Common::Error* error, bool force_preload, bool check_for_patches)
{
std::unique_ptr<CDImage> media = CDImage::Open(path, error);
if (!media)
@ -659,9 +661,33 @@ std::unique_ptr<CDImage> OpenCDImage(const char* path, Common::Error* error, boo
Log_WarningPrintf("Failed to preload image '%s' to RAM", path);
}
if (check_for_patches)
{
const std::string ppf_filename(FileSystem::BuildRelativePath(
path, FileSystem::ReplaceExtension(FileSystem::GetDisplayNameFromPath(path), "ppf")));
if (FileSystem::FileExists(ppf_filename.c_str()))
{
media = CDImage::OverlayPPFPatch(ppf_filename.c_str(), std::move(media));
if (!media)
{
g_host_interface->AddFormattedOSDMessage(
30.0f,
g_host_interface->TranslateString("OSDMessage",
"Failed to apply ppf patch from '%s', using unpatched image."),
ppf_filename.c_str());
return OpenCDImage(path, error, force_preload, false);
}
}
}
return media;
}
bool ShouldCheckForImagePatches()
{
return g_host_interface->GetBoolSettingValue("CDROM", "LoadImagePatches", false);
}
bool Boot(const SystemBootParameters& params)
{
Assert(s_state == State::Shutdown);
@ -708,7 +734,7 @@ bool Boot(const SystemBootParameters& params)
else
{
Log_InfoPrintf("Loading CD image '%s'...", params.filename.c_str());
media = OpenCDImage(params.filename.c_str(), &error, params.load_image_to_ram);
media = OpenCDImage(params.filename.c_str(), &error, params.load_image_to_ram, ShouldCheckForImagePatches());
if (!media)
{
g_host_interface->ReportFormattedError("Failed to load CD image '%s': %s", params.filename.c_str(),
@ -1175,7 +1201,7 @@ bool DoLoadState(ByteStream* state, bool force_software_renderer, bool update_di
}
else
{
media = OpenCDImage(media_filename.c_str(), &error, false);
media = OpenCDImage(media_filename.c_str(), &error, false, ShouldCheckForImagePatches());
if (!media)
{
if (old_media)
@ -1988,7 +2014,7 @@ std::string GetMediaFileName()
bool InsertMedia(const char* path)
{
Common::Error error;
std::unique_ptr<CDImage> image = OpenCDImage(path, &error, false);
std::unique_ptr<CDImage> image = OpenCDImage(path, &error, false, ShouldCheckForImagePatches());
if (!image)
{
g_host_interface->AddFormattedOSDMessage(