Xiaoyuan Yu / laser

a library for laser printer based on https://os.mbed.com/users/xmwmx/code/wmx_laser_copy/

Dependents:   Example_for_learning_easy

laser.cpp@2:35089485bc89, 2018-10-16 (annotated)

Committer:
Dennis_Yu
Date:
Tue Oct 16 07:40:46 2018 +0000
Revision:
2:35089485bc89
Parent:
1:9cfdf3c372b5 
all function added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Dennis_Yu 0:5e881997f4b5 1 #include "laser.h"
Dennis_Yu 0:5e881997f4b5 2
Dennis_Yu 2:35089485bc89 3 laser::laser(Esp8266 & iClient, SDFileSystem & iSD)
Dennis_Yu 2:35089485bc89 4 :client(iClient), sd(iSD),
Dennis_Yu 2:35089485bc89 5 switch_GS(PC_15),
Dennis_Yu 2:35089485bc89 6 switch_pos1(PC_8), //P25
Dennis_Yu 2:35089485bc89 7 switch_pos2(PA_6), //P26
Dennis_Yu 2:35089485bc89 8 switch_pos3(PA_11), //P27
Dennis_Yu 2:35089485bc89 9 fp_drawing(NULL),
Dennis_Yu 2:35089485bc89 10 status(0), Endoffile(0)
Dennis_Yu 2:35089485bc89 11 {
Dennis_Yu 2:35089485bc89 12 Lenoflattice = 1 ;//mm 取1mm为xy单元 unit_xy/Lenoflattice=100
Dennis_Yu 2:35089485bc89 13 unit_xy = 100; //单位长度(xy移动一格)对应unit_xy转 大约10cm/3圈/9600step 约96mm/9600step=0.1mm/10step
Dennis_Yu 2:35089485bc89 14 unit_x = 103; //单位长度(xy移动一格)对应unit_x转 大约10cm/3圈/9600step 约96mm/9600step=0.1mm/10step
Dennis_Yu 2:35089485bc89 15 unit_y = 103; //单位长度(xy移动一格)对应unit_y转 大约10cm/3圈/9600step 约96mm/9600step=0.1mm/10step
Dennis_Yu 2:35089485bc89 16 ///Ticker ticker_step;
Dennis_Yu 2:35089485bc89 17 step_halfperiod = 0.0001;//0.0002;
Dennis_Yu 2:35089485bc89 18 dir_x = 1;///调试时调整
Dennis_Yu 2:35089485bc89 19 dir_y = 1;///调试时调整
Dennis_Yu 2:35089485bc89 20 dot_max = 30; //灰度最大值对应多少次激光点击
Dennis_Yu 2:35089485bc89 21 dot_last = 0.005; //每次激光点击持续多久
Dennis_Yu 2:35089485bc89 22 H_max = 255; //灰度值最大值
Dennis_Yu 2:35089485bc89 23 k = 1.0; //缩放比例
Dennis_Yu 2:35089485bc89 24 y=0;//图片y边长
Dennis_Yu 2:35089485bc89 25 x=0;//图片x边长
Dennis_Yu 2:35089485bc89 26 key=0;//判断变量
Dennis_Yu 2:35089485bc89 27 dot=0;//点计数
Dennis_Yu 2:35089485bc89 28 flag=0;
Dennis_Yu 2:35089485bc89 29 }
Dennis_Yu 2:35089485bc89 30
Dennis_Yu 2:35089485bc89 31 void laser::moveto(float x, float y)
Dennis_Yu 2:35089485bc89 32 {
Dennis_Yu 2:35089485bc89 33 rotate(0, (x - now_x)*unit_xy);
Dennis_Yu 2:35089485bc89 34 rotate(1, (y - now_y)*unit_xy);
Dennis_Yu 2:35089485bc89 35 now_x = x;
Dennis_Yu 2:35089485bc89 36 now_y = y;
Dennis_Yu 2:35089485bc89 37 }
Dennis_Yu 2:35089485bc89 38
Dennis_Yu 2:35089485bc89 39 void laser::rotate(int id, int pix) //id= 0--x,1--y pix=3200为一圈
Dennis_Yu 1:9cfdf3c372b5 40 {
Dennis_Yu 2:35089485bc89 41 if (pix >= 0) {
Dennis_Yu 2:35089485bc89 42 dir[0] = dir_x;
Dennis_Yu 2:35089485bc89 43 dir[1] = dir_y;
Dennis_Yu 2:35089485bc89 44 } else {
Dennis_Yu 2:35089485bc89 45 pix = -pix;
Dennis_Yu 2:35089485bc89 46 dir[0] = 1 - dir_x;
Dennis_Yu 2:35089485bc89 47 dir[1] = 1 - dir_y;
Dennis_Yu 2:35089485bc89 48 }
Dennis_Yu 2:35089485bc89 49 for (int i = 0; i < pix; i++) {
Dennis_Yu 2:35089485bc89 50 step[id] = 1;
Dennis_Yu 2:35089485bc89 51 wait(step_halfperiod);
Dennis_Yu 2:35089485bc89 52 step[id] = 0;
Dennis_Yu 2:35089485bc89 53 wait(step_halfperiod);
Dennis_Yu 2:35089485bc89 54 }
Dennis_Yu 1:9cfdf3c372b5 55 }
Dennis_Yu 2:35089485bc89 56
Dennis_Yu 2:35089485bc89 57 void laser::markdot(float value)
Dennis_Yu 2:35089485bc89 58 {
Dennis_Yu 2:35089485bc89 59 //switch_GS=1;
Dennis_Yu 2:35089485bc89 60 int Ndot = floor(value * dot_max / H_max);
Dennis_Yu 2:35089485bc89 61 for (int i = 0; i < Ndot; i++) {
Dennis_Yu 2:35089485bc89 62 switch_GS = 1;
Dennis_Yu 2:35089485bc89 63 wait(dot_last);
Dennis_Yu 2:35089485bc89 64 switch_GS = 0;
Dennis_Yu 2:35089485bc89 65 }
Dennis_Yu 2:35089485bc89 66 }
Dennis_Yu 2:35089485bc89 67
Dennis_Yu 2:35089485bc89 68 void laser::draw()
Dennis_Yu 2:35089485bc89 69 {
Dennis_Yu 2:35089485bc89 70 unit_xy=unit_xy*k;
Dennis_Yu 2:35089485bc89 71 float x, y, v;
Dennis_Yu 2:35089485bc89 72 fp_drawing = fopen("/sd/write.txt", "r");
Dennis_Yu 2:35089485bc89 73 ser2usb.printf("reading\r\n");
Dennis_Yu 2:35089485bc89 74 for (int i = 0; fscanf(fp_drawing, "(%f,%f,%f)", &x, &y, &v) == 3; i++)
Dennis_Yu 2:35089485bc89 75 {
Dennis_Yu 2:35089485bc89 76 ser2usb.printf("(%f,%f,%f)|%d|%d\r\n", x, y, v,i,dot);
Dennis_Yu 2:35089485bc89 77 moveto(x, y);
Dennis_Yu 2:35089485bc89 78 markdot(v);
Dennis_Yu 2:35089485bc89 79 }
Dennis_Yu 2:35089485bc89 80 fclose(fp_drawing);
Dennis_Yu 2:35089485bc89 81 }