Merge pull request #303 from Spartan322/fix/asset-manager-crashes

Fix `AssetManager::get_currency_texture` crashes

Author: Hop311

extension/src/openvic-extension/singletons/AssetManager.cpp

@@ -217,7 +217,9 @@ Error AssetManager::preload_textures() {
 	return ERR(ret);
 }
 
-Ref<GFXSpriteTexture> const& AssetManager::get_currency_texture(real_t height) const {
+Ref<GFXSpriteTexture> AssetManager::get_currency_texture(real_t height) const {
+	ERR_FAIL_NULL_V(currency_texture_big, Ref<GFXSpriteTexture>());
+	ERR_FAIL_NULL_V(currency_texture_medium, Ref<GFXSpriteTexture>());
 	if (height > currency_texture_big->get_height()) {
 		return currency_texture_big;
 	} else if (height > currency_texture_medium->get_height()) {

extension/src/openvic-extension/singletons/AssetManager.hpp

@@ -87,7 +87,7 @@ namespace OpenVic {
 		godot::Error preload_textures();
 
 		/* Get the largest currency texture with height less than the specified font height. */
-		godot::Ref<GFXSpriteTexture> const& get_currency_texture(real_t height) const;
+		godot::Ref<GFXSpriteTexture> get_currency_texture(real_t height) const;
 	};
 }