Screenshot: Add scaling option

EasyRPG · Feb 25, 2025 · 581fc07 · 581fc07
1 parent 3d295d2
commit 581fc07
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Showing 4 changed files with 16 additions and 1 deletion.
diff --git a/src/game_config.cpp b/src/game_config.cpp
@@ -525,6 +525,7 @@ void Game_Config::LoadFromStream(Filesystem_Stream::InputStream& is) {
 	player.font1_size.FromIni(ini);
 	player.font2.FromIni(ini);
 	player.font2_size.FromIni(ini);
+	player.screenshot_scale.FromIni(ini);
 }
 
 void Game_Config::WriteToStream(Filesystem_Stream::OutputStream& os) const {
@@ -610,6 +611,7 @@ void Game_Config::WriteToStream(Filesystem_Stream::OutputStream& os) const {
 	player.font1_size.ToIni(os);
 	player.font2.ToIni(os);
 	player.font2_size.ToIni(os);
+	player.screenshot_scale.ToIni(os);
 
 	os << "\n";
 }
diff --git a/src/game_config.h b/src/game_config.h
@@ -89,6 +89,7 @@ struct Game_ConfigPlayer {
 	RangeConfigParam<int> font1_size { "Font 1 Size", "", "Player", "Font1Size", 12, 6, 16};
 	PathConfigParam font2 { "Font 2", "The game chooses whether it wants font 1 or 2", "Player", "Font2", "" };
 	RangeConfigParam<int> font2_size { "Font 2 Size", "", "Player", "Font2Size", 12, 6, 16};
+	RangeConfigParam<int> screenshot_scale { "Screenshot scaling factor", "Scale screenshots by the given factor", "Player", "ScreenshotScale", 1, 1, 24};
 
 	void Hide();
 };

diff --git a/src/output.cpp b/src/output.cpp
@@ -278,7 +278,15 @@ bool Output::TakeScreenshot(StringView file) {
 }
 
 bool Output::TakeScreenshot(std::ostream& os) {
-	return DisplayUi->GetDisplaySurface()->WritePNG(os);
+	int scale = Player::player_config.screenshot_scale.Get();
+	if (scale > 1) {
+		auto& disp = DisplayUi->GetDisplaySurface();
+		auto scaled_disp = Bitmap::Create(disp->GetWidth() * scale, disp->GetHeight() * scale, false);
+		scaled_disp->ZoomOpacityBlit(0, 0, 0, 0, *disp, disp->GetRect(), scale, scale, Opacity::Opaque());
+		return scaled_disp->WritePNG(os);
+	} else {
+		return DisplayUi->GetDisplaySurface()->WritePNG(os);
+	}
 }
 
 void Output::ToggleLog() {

diff --git a/src/window_settings.cpp b/src/window_settings.cpp
@@ -427,6 +427,10 @@ void Window_Settings::RefreshEngine() {
 	AddOption(cfg.settings_autosave, [&cfg](){ cfg.settings_autosave.Toggle(); });
 	AddOption(cfg.settings_in_title, [&cfg](){ cfg.settings_in_title.Toggle(); });
 	AddOption(cfg.settings_in_menu, [&cfg](){ cfg.settings_in_menu.Toggle(); });
+	AddOption(cfg.screenshot_scale, [this, &cfg](){ cfg.screenshot_scale.Set(GetCurrentOption().current_value); });
+
+	GetFrame().options.back().help2 = fmt::format("Screenshot size: {}x{}",
+		Player::screen_width * cfg.screenshot_scale.Get(), Player::screen_height * cfg.screenshot_scale.Get());
 }
 
 void Window_Settings::RefreshEngineFont(bool mincho) {