[demo] Fix stage alpha transitions in story view. Release Build 11576.

Adventures in Lestoria/Version.h

@@ -39,7 +39,7 @@ All rights reserved.
 #define VERSION_MAJOR 1
 #define VERSION_MINOR 3
 #define VERSION_PATCH 0
-#define VERSION_BUILD 11575
+#define VERSION_BUILD 11576
 
 #define stringify(a) stringify_(a)
 #define stringify_(a) #a

Adventures in Lestoria/VisualNovel.cpp

@@ -257,7 +257,7 @@ void VisualNovel::Draw(const uint8_t backgroundAlpha){
 	if(backgroundFilename!=""){
 		float alpha=backgroundAlpha/255.f;
 		if(transitionTime>0){
-			alpha=alpha*util::lerp(0,1,1-(transitionTime/maxTransitionTime));
+			alpha=alpha*util::lerp(0.f,1.f,1.f-(transitionTime/maxTransitionTime));
 		}
 		if(prevBackgroundFilename!=""){
 			game->DrawDecal({0,-prevBackgroundScrollAmt},GFX["story_background_image_location"_S+prevBackgroundFilename].Decal(),{1.f,1.f},{255,255,255,backgroundAlpha});