fix scale below 0 (#374)

6047113e · mercury233 · GitHub · e89c55b8 · 6047113e
Commit 6047113e authored Apr 17, 2021 by mercury233 Committed by GitHub Apr 17, 2021
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card.cpp card.cpp +4 -0

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--- a/card.cpp
+++ b/card.cpp
@@ -1110,6 +1110,8 @@ uint32 card::get_lscale() {
 		temp.lscale = lscale;
 	}
 	lscale += up + upc;
+	if(lscale < 0 && current.pzone)
+		lscale = 0;
 	temp.lscale = 0xffffffff;
 	return lscale;
 }
@@ -1137,6 +1139,8 @@ uint32 card::get_rscale() {
 		temp.rscale = rscale;
 	}
 	rscale += up + upc;
+	if(rscale < 0 && current.pzone)
+		rscale = 0;
 	temp.rscale = 0xffffffff;
 	return rscale;
 }