From 693fb802a79c86c74a20429a0085eed03f18237e Mon Sep 17 00:00:00 2001
From: cxl <cxl@f0d560ea-af0d-0410-9eb7-867de7ffcac7>
Date: Mon, 14 Dec 2020 12:16:03 +0000
Subject: [PATCH] Painter: NaN and Null resistance (Null and NaN points are now
 ignored)

git-svn-id: svn://ultimatepp.org/upp/trunk@15594 f0d560ea-af0d-0410-9eb7-867de7ffcac7
---
 uppsrc/Painter/RasterizerClip.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/uppsrc/Painter/RasterizerClip.cpp b/uppsrc/Painter/RasterizerClip.cpp
index 3739371f7..89db07a53 100644
--- a/uppsrc/Painter/RasterizerClip.cpp
+++ b/uppsrc/Painter/RasterizerClip.cpp
@@ -12,6 +12,9 @@ void Rasterizer::CvLine(double x1, double y1, double x2, double y2)
 
 void Rasterizer::LineClip(double x1, double y1, double x2, double y2)
 {
+	if(IsNull(x1) || IsNull(y1) || IsNull(x2) || IsNull(y2))
+		return;
+
 	if(y1 < cliprect.top) {
 		if(y2 < cliprect.top)
 			return;