3D打印片我创建STL文件SVG片填充图案。 SVG文件由许多行组成。简短的版本是我无法使用JavaFX的内置功能来创建SVG的填充模式。原因在于SVG没有正确创建,因为代码先移动然后移动然后移动然后行。要使用填充功能,我认为你需要一个动作,然后多行。很久以前,要记住确切的问题。我想创建一个用于JavaFX中/ Java的
原来这就是我现在做我解决存储填充图案,蜂窝状的填充图案的问题 ,在一个文件中。这可以存储在内存中,但它用于测试。然后我在第二个文件中存储一个空心切片。我需要将两者结合起来,以便只去除层/切片显示内部和其余部分的蜂窝部分。蜂窝应该是白色的,切片也应该是白色的。这个计划是当我将它复制到切片上时使蜂窝变成白色。
我尝试了两种方法。
我尝试的第一个方法是从填充图案的层/片复制像素。我试图找出图层的位置,然后尝试找出内部和外部的位置。我失败了。代码将附在本问题的底部。
我尝试第二种方法是使用应用blendMode,但没有一个模式似乎做什么,我需要做的。
首先方法代码 我试图保存的蜂窝和层以不同的颜色,我试图保存它们在彼此的顶部上,然后取下蜂窝。在这里你可以看到,我想弄清楚里面是什么,什么是外面,但我不能让它使用混合 工作
package javaapplication3;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.embed.swing.SwingFXUtils;
import javafx.scene.image.PixelReader;
import javafx.scene.image.PixelWriter;
import javafx.scene.image.WritableImage;
import javafx.scene.paint.Color;
import javax.imageio.ImageIO;
public class JavaApplication3 {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
try {
File file = new File("C:\\Temp\\Mandibular\\MandibularsolidNOreferencepoints.gizmofill0.gizmoslice.png");
BufferedImage bufImage = ImageIO.read(file);
WritableImage writableImage = SwingFXUtils.toFXImage(bufImage, null);
PixelReader pixelReader = writableImage.getPixelReader();
int width = (int) writableImage.getWidth();
int height = (int) writableImage.getHeight();
WritableImage dest = new WritableImage(width, height);
PixelWriter writer = dest.getPixelWriter();
boolean isOnLine = false;
boolean previousIsOnLine = false;
boolean isInside = false;
for (int x = 0; x < width; x++) {
for (int y = 00; y < height; y++) {
// reading a pixel from src image,
// then writing a pixel to dest image
Color color = pixelReader.getColor(x, y);
double red = color.getRed();
double green = color.getGreen();
double blue = color.getBlue();
if (red == 0 && green == 1 && blue == 0) {
//isInside = !isInside;
isOnLine = true;
} else {
previousIsOnLine = isOnLine;
isOnLine = false;
}
if (previousIsOnLine) {
isInside = !isInside;
}
/*if (isOnLine && red == 1 && green == 0 && blue == 0) {
isInside = true;
isOnLine = false;
}*/
if (isOnLine || isInside) {
writer.setColor(x, y, color);
}
/*if (isOnLine || isInside && (red > 0 && green == 0 && blue == 0)) {
writer.setColor(x, y, Color.WHITE);
}*/
}
}
File outputFile = new File("C:\\Temp\\Mandibular\\test.png");
ImageIO.write(SwingFXUtils.fromFXImage(dest, null), "png", outputFile);
} catch (IOException ex) {
Logger.getLogger(JavaApplication3.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
第二种方法我试过不同的混合模式,并结束了最后一个layerView.setBlendMode(BlendMode.SRC_ATOP);这显然不符合我的需要。我只是测试每一个来看看发生了什么工作
package javafxapplication15;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.embed.swing.SwingFXUtils;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.SnapshotParameters;
import javafx.scene.control.Button;
import javafx.scene.effect.BlendMode;
import javafx.scene.image.ImageView;
import javafx.scene.image.WritableImage;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javax.imageio.ImageIO;
public class JavaFXApplication15 extends Application {
private void doWork() {
try {
// TODO code application logic here
File file = new File("C:\\Temp\\Mandibular\\MandibularsolidNOreferencepoints.gizmofill0.gizmoslice.png");
BufferedImage layerImage = ImageIO.read(file);
file = new File("C:\\Temp\\Mandibular\\MandibularsolidNOreferencepoints.gizmofill-1.gizmoslice.png");
BufferedImage fillImage = ImageIO.read(file);
WritableImage layerWritableImage = SwingFXUtils.toFXImage(layerImage, null);
WritableImage fillWritableImage = SwingFXUtils.toFXImage(fillImage, null);
WritableImage temp = copyImageOntoFillPattern(fillWritableImage, layerWritableImage);
File outputFile = new File("C:\\Temp\\Mandibular\\test.png");
ImageIO.write(SwingFXUtils.fromFXImage(temp, null), "png", outputFile);
} catch (IOException ex) {
Logger.getLogger(JavaFXApplication15.class.getName()).log(Level.SEVERE, null, ex);
}
}
private WritableImage copyImageOntoFillPattern(final WritableImage fillPatternImage, final WritableImage sourceImage) {
ImageView fillPatternView = new ImageView(fillPatternImage);
ImageView layerView = new ImageView(sourceImage);
layerView.setBlendMode(BlendMode.SRC_ATOP);
Group blend = new Group(fillPatternView, layerView);
blend.snapshot(null, sourceImage);
SnapshotParameters param = new SnapshotParameters();
final WritableImage snapshotCombined = blend.snapshot(param, null);
return snapshotCombined;
}
@Override
public void start(Stage primaryStage) {
Button btn = new Button();
btn.setText("Say 'Hello World'");
btn.setOnAction(new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
System.out.println("Hello World!");
doWork();
}
});
StackPane root = new StackPane();
root.getChildren().add(btn);
Scene scene = new Scene(root, 300, 250);
primaryStage.setTitle("Hello World!");
primaryStage.setScene(scene);
primaryStage.show();
}
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
launch(args);
}
}