add an API to use smoother curves for the text extrude

Author: madhephaestus

src/main/java/eu/mihosoft/vrl/v3d/TextExtrude.java

@@ -33,6 +33,7 @@
 
 @SuppressWarnings("restriction")
 public class TextExtrude {
+	private static int TextResolutionPoints = 10;
 	private static final String default_font = "FreeSerif";
 	private final static int POINTS_CURVE = 10;
 	private static final double CURVE_SEGMENTS = 4; // Number of segments to approximate curves
@@ -242,7 +243,7 @@ private static List<List<Vector3d>> extractRawOutlines(Path textPath) {
 			if (element instanceof MoveTo) {
 				// If we have a current path, process it with BezierPath
 				if (pathBuilder.length() > 0) {
-					BezierPath bezierPath = new BezierPath(5);
+					BezierPath bezierPath = new BezierPath(getTextResolutionPoints());
 					bezierPath.parsePathString(pathBuilder.toString());
 					List<Vector3d> pathPoints = bezierPath.evaluate();
 					if (!pathPoints.isEmpty()) {
@@ -284,4 +285,12 @@ private static List<List<Vector3d>> extractRawOutlines(Path textPath) {
 		return allOutlines;
 	}
 
+	public static int getTextResolutionPoints() {
+		return TextResolutionPoints;
+	}
+
+	public static void setTextResolutionPoints(int textResolutionPoints) {
+		TextResolutionPoints = textResolutionPoints;
+	}
+
 }

src/main/java/eu/mihosoft/vrl/v3d/svg/SVGLoad.java

@@ -41,6 +41,7 @@
 import eu.mihosoft.vrl.v3d.Edge;
 import eu.mihosoft.vrl.v3d.Extrude;
 import eu.mihosoft.vrl.v3d.Polygon;
+import eu.mihosoft.vrl.v3d.TextExtrude;
 import eu.mihosoft.vrl.v3d.Transform;
 import eu.mihosoft.vrl.v3d.Vector3d;
 import eu.mihosoft.vrl.v3d.ext.org.poly2tri.PolygonUtil;
@@ -646,7 +647,7 @@ private void loadSingle(String code, Transform startingFrame, String encapsulati
 		if (encapsulatingLayer == null)
 			throw new RuntimeException("Layer Name can not be null");
 		// println code
-		BezierPath path = new BezierPath(5);
+		BezierPath path = new BezierPath(TextExtrude.getTextResolutionPoints());
 		path.parsePathString(code);
 
 		ArrayList<Vector3d> p = path.evaluate();