update Painter::deleteShaders

src/renderer/painter.cpp

@@ -87,12 +87,13 @@ void Painter::deleteShaders() {
     outlineShader = nullptr;
     lineShader = nullptr;
     linejoinShader = nullptr;
+    linepatternShader = nullptr;
     patternShader = nullptr;
     iconShader = nullptr;
     rasterShader = nullptr;
-    textShader = nullptr;
+    sdfGlyphShader = nullptr;
+    sdfIconShader = nullptr;
     dotShader = nullptr;
-    compositeShader = nullptr;
     gaussianShader = nullptr;
 }