同上一个java实现点数据生成stl模型文件类似,先构建好点数据要的面信息,其步骤一相同,步骤二与步骤三的实现生成stl文件类型不同,其实现代码如下:
1、获取到对应的面相关值。
2、编写实体类文件内容:

public static void doTris(int x0, int y0, int z0, int x1, int y1, int z1, int x2, int y2, int z2, int nx, int ny, int nz, BufferedWriter bw,int size) throws IOException {
        bw.write("facet normal "+nx+" "+ny+" "+nz+" \n outer loop \n"+"    vertex "+getPos(x0,size)+" "+getPos(y0,size)+" "+getPos(z0,size)+" \n"+"    vertex "+getPos(x1,size)+" "+getPos(y1,size)+" "+getPos(z1,size)+" \n"+"    vertex "+getPos(x2,size)+" "+getPos(y2,size)+" "+getPos(z2,size)+" \n"+"  endloop\n endfacet \n");
}

3、生成stl文件

FileWriter fw = new FileWriter("E:\\test.stl",false);
 BufferedWriter bw = new BufferedWriter(fw);

 int x, y, z;
 bw.write("solid ascii \n");
 /*for(z=0;z<data.length;z++) {
     for(y=0;y<data[0].length;y++) {
         for(x=0;x<data[0][0].length;x++) {
             try {
                 //if(x==0||y==0||z==0){continue;}
                 doVoxel(x,y,z,bw,size,booleans);
             } catch (Exception e) {
                 e.printStackTrace();
             }
         }
     }
 }*/
 for(z=0;z<size;z++) {
     for(y=0;y<size;y++) {
         for(x=0;x<size;x++) {
             try {
                 //if(x==0||y==0||z==0){continue;}
                 doVoxel(x,y,z,bw,size,booleans);
             } catch (Exception e) {
                 e.printStackTrace();
             }
         }
     }
 }
 bw.write("endsolid\n");
 bw.close();
 fw.close();