From 8c108177d74c713936ed9a1f637fad05168783bf Mon Sep 17 00:00:00 2001
From: Mikael Hermansson <mikael@hermansson.io>
Date: Sat, 3 Dec 2022 18:17:04 +0100
Subject: Add feature tags to signify engine float precision

---
 core/os/os.cpp                     | 10 ++++++++++
 editor/project_settings_editor.cpp |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/core/os/os.cpp b/core/os/os.cpp
index 055385579f..6d567ffd43 100644
--- a/core/os/os.cpp
+++ b/core/os/os.cpp
@@ -374,6 +374,16 @@ bool OS::has_feature(const String &p_feature) {
 #endif // DEBUG_ENABLED
 #endif // TOOLS_ENABLED
 
+#ifdef REAL_T_IS_DOUBLE
+	if (p_feature == "double") {
+		return true;
+	}
+#else
+	if (p_feature == "single") {
+		return true;
+	}
+#endif // REAL_T_IS_DOUBLE
+
 	if (sizeof(void *) == 8 && p_feature == "64") {
 		return true;
 	}
diff --git a/editor/project_settings_editor.cpp b/editor/project_settings_editor.cpp
index 1e917e6b3d..b406b2a1ce 100644
--- a/editor/project_settings_editor.cpp
+++ b/editor/project_settings_editor.cpp
@@ -280,6 +280,8 @@ void ProjectSettingsEditor::_add_feature_overrides() {
 	presets.insert("debug");
 	presets.insert("release");
 	presets.insert("template");
+	presets.insert("double");
+	presets.insert("single");
 	presets.insert("32");
 	presets.insert("64");
 	presets.insert("movie");
-- 
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