From 6b68512ac116240e03fedfaaf9cedf3990d9ca98 Mon Sep 17 00:00:00 2001
From: Connor McLaughlin <stenzek@gmail.com>
Date: Mon, 16 Mar 2020 00:03:57 +1000
Subject: [PATCH] HostInterface: Add SaveScreenshot() method
---
src/core/host_interface.cpp | 42 ++++++++++++++++++++++++++++++++++---
src/core/host_interface.h | 3 +++
2 files changed, 42 insertions(+), 3 deletions(-)
diff --git a/src/core/host_interface.cpp b/src/core/host_interface.cpp
index 2f17baeff..b0917c832 100644
--- a/src/core/host_interface.cpp
+++ b/src/core/host_interface.cpp
@@ -674,10 +674,11 @@ void HostInterface::CreateUserDirectorySubdirectories()
result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("bios").c_str(), false);
result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("cache").c_str(), false);
- result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("savestates").c_str(), false);
- result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("memcards").c_str(), false);
result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("dump").c_str(), false);
result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("dump/audio").c_str(), false);
+ result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("savestates").c_str(), false);
+ result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("screenshots").c_str(), false);
+ result &= FileSystem::CreateDirectory(GetUserDirectoryRelativePath("memcards").c_str(), false);
if (!result)
ReportError("Failed to create one or more user directories. This may cause issues at runtime.");
@@ -1139,4 +1140,39 @@ void HostInterface::StopDumpingAudio()
return;
AddOSDMessage("Stopped dumping audio.", 5.0f);
-}
\ No newline at end of file
+}
+
+bool HostInterface::SaveScreenshot(const char* filename /* = nullptr */, bool full_resolution /* = true */,
+ bool apply_aspect_ratio /* = true */)
+{
+ if (!m_system)
+ return false;
+
+ std::string auto_filename;
+ if (!filename)
+ {
+ const auto& code = m_system->GetRunningCode();
+ const char* extension = "png";
+ if (code.empty())
+ {
+ auto_filename =
+ GetUserDirectoryRelativePath("screenshots/%s.%s", GetTimestampStringForFileName().GetCharArray(), extension);
+ }
+ else
+ {
+ auto_filename = GetUserDirectoryRelativePath("screenshots/%s_%s.%s", code.c_str(),
+ GetTimestampStringForFileName().GetCharArray(), extension);
+ }
+
+ filename = auto_filename.c_str();
+ }
+
+ if (!m_display->WriteDisplayTextureToFile(filename, full_resolution, apply_aspect_ratio))
+ {
+ AddFormattedOSDMessage(10.0f, "Failed to save screenshot to '%s'", filename);
+ return false;
+ }
+
+ AddFormattedOSDMessage(5.0f, "Screenshot saved to '%s'.", filename);
+ return true;
+}
diff --git a/src/core/host_interface.h b/src/core/host_interface.h
index 210e1dab8..93467c015 100644
--- a/src/core/host_interface.h
+++ b/src/core/host_interface.h
@@ -78,6 +78,9 @@ public:
/// Stops dumping audio to file if it has been started.
void StopDumpingAudio();
+ /// Saves a screenshot to the specified file. IF no file name is provided, one will be generated automatically.
+ bool SaveScreenshot(const char* filename = nullptr, bool full_resolution = true, bool apply_aspect_ratio = true);
+
virtual void ReportError(const char* message);
virtual void ReportMessage(const char* message);
virtual bool ConfirmMessage(const char* message);