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w15 << Previous Next >> Brython

w16

#include <gd.h>
#include <stdio.h>
#include <math.h>
 
#define WIDTH 800
#define HEIGHT 600
#define SCALE 100
 
//繪製電阻形狀
void drawResistor(gdImagePtr im, int x1, int y, int width, int height) {
    int startX = x1 ;
    int endX = x1 + width ;
 
    // 第一段直線向前走一段
    gdImageLine(im, startX, y, startX + width / 4 , y, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上45度
    gdImageLine(im, startX + width / 4 , y, startX + width / 4 + height / 2 , y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2, y - height / 2 , startX + width / 4 + height / 2 + height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上90度
    gdImageLine(im, startX + width / 4 + height / 2 + height, y + height / 2, startX + width / 4 + height / 2 + 2 * height, y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2 + 2 * height , y - height / 2, startX + width / 4 + height / 2 + 3 * height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上90度
    gdImageLine(im, startX + width / 4 + height / 2 + 3 * height, y + height / 2 , startX + width / 4 + height / 2 + 4 * height, y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2 + 4 * height, y - height / 2, startX + width / 4 + height / 2 + 5 * height, y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
  // 向上45度
    gdImageLine(im, startX + width / 4 + height / 2 + 5 * height, y + height / 2, startX + width / 4 + height / 2 + 5 * height + height / 2, y, gdImageColorAllocate(im, 0, 0, 255));
 
  gdImageLine(im, startX + width / 4 + height / 2 + 5 * height + height / 2, y, startX + width / 4 + height / 2 + 5 * height + height / 2 +5 , y, gdImageColorAllocate(im, 0, 0, 255));
 
 
  {
    int startX = 100;
  gdImageColorAllocate(im, 0, 0, 255);
 
 
    // 第一段直線向前走一段
    gdImageLine(im, startX, y, startX + width / 4 , y, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上45度
    gdImageLine(im, startX + width / 4 , y, startX + width / 4 + height / 2 , y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2, y - height / 2 , startX + width / 4 + height / 2 + height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上90度
    gdImageLine(im, startX + width / 4 + height / 2 + height, y + height / 2, startX + width / 4 + height / 2 + 2 * height, y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2 + 2 * height , y - height / 2, startX + width / 4 + height / 2 + 3 * height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上45度
      gdImageLine(im, startX + width / 4 + height / 2 + 3 * height, y + height / 2, startX + width / 4 + height / 2 + 3 * height + height / 2, y, gdImageColorAllocate(im, 0, 0, 255));
 
    gdImageLine(im, startX + width / 4 + height / 2 + 3 * height + height / 2, y, startX + width / 4 + height / 2 + 3 * height + height / 2 +5 , y, gdImageColorAllocate(im, 0, 0, 255));
 }
 
  {
    int startX = 585;
  gdImageColorAllocate(im, 0, 0, 255);
 
 
    // 第一段直線向前走一段
    gdImageLine(im, startX, y, startX + width / 4 , y, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上45度
    gdImageLine(im, startX + width / 4 , y, startX + width / 4 + height / 2 , y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2, y - height / 2 , startX + width / 4 + height / 2 + height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上90度
    gdImageLine(im, startX + width / 4 + height / 2 + height, y + height / 2, startX + width / 4 + height / 2 + 2 * height, y - height / 2, gdImageColorAllocate(im, 0, 0, 255));
    // 向下90度
    gdImageLine(im, startX + width / 4 + height / 2 + 2 * height , y - height / 2, startX + width / 4 + height / 2 + 3 * height , y + height / 2, gdImageColorAllocate(im, 0, 0, 255));
 
    // 向上45度
      gdImageLine(im, startX + width / 4 + height / 2 + 3 * height, y + height / 2, startX + width / 4 + height / 2 + 3 * height + height / 2, y, gdImageColorAllocate(im, 0, 0, 255));
 
    gdImageLine(im, startX + width / 4 + height / 2 + 3 * height + height / 2, y, startX + width / 4 + height / 2 + 3 * height + height / 2 +5 , y, gdImageColorAllocate(im, 0, 0, 255));
 
    gdImageLine(im, 100, y +20, 700, y +20, gdImageColorAllocate(im, 0, 255, 0));
 
}
}
 
int main() {
    gdImagePtr im;
    FILE *outputFile;
 
    // 創建圖像物件
    im = gdImageCreateTrueColor(WIDTH, HEIGHT);
    if (im == NULL) {
        fprintf(stderr, "Error creating GD image.\n");
        return 1;
    }
 
    outputFile = fopen("1.png", "wb");
    if (outputFile == NULL) {
        fprintf(stderr, "Error opening the output file.\n");
        return 1;
    }
 
    //配置顏色
    int black, white, red, blue, green;
 
    black = gdImageColorAllocate(im, 0, 0, 0);
    white = gdImageColorAllocate(im, 255, 255, 255);
    red = gdImageColorAllocate(im, 255, 0, 0);
    blue = gdImageColorAllocate(im, 0, 0, 255);
green = gdImageColorAllocate(im, 0, 255, 0);
    gdImageFilledRectangle(im, 0, 0, WIDTH - 1, HEIGHT - 1, white);
 
    // 繪製牆面
    gdImageLine(im, SCALE, SCALE, SCALE, HEIGHT - SCALE, black);
    gdImageLine(im, WIDTH - SCALE, SCALE, WIDTH - SCALE, HEIGHT - SCALE, black);
 
   // 繪製彈簧(電阻)
    drawResistor(im, WIDTH / 3 + SCALE / 2, HEIGHT / 2, SCALE / 2, SCALE / 4);
 
    // 繪製質量（方形）
    gdImageFilledRectangle(im, WIDTH / 3 - SCALE / 2, HEIGHT / 2 - SCALE / 2, WIDTH / 3 + SCALE / 2, HEIGHT / 2 + SCALE / 2, red);
    gdImageFilledRectangle(im, WIDTH * 2 / 3 - SCALE / 2, HEIGHT / 2 - SCALE / 2, WIDTH * 2 / 3 + SCALE / 2, HEIGHT / 2 + SCALE / 2, red);
 
  gdImageFilledRectangle(im, 100, HEIGHT +300, 700, HEIGHT /2 +49 , black);
 
 
    //生成圖片
    gdImagePng(im, outputFile);
    fclose(outputFile);
    gdImageDestroy(im);
 
    return 0;
}

#include <stdio.h>
 
int main() {
    FILE *gnuplotPipe = popen("gnuplot", "w");
    if (gnuplotPipe) {
        fprintf(gnuplotPipe, "set terminal png\n");
        fprintf(gnuplotPipe, "set output 'motion_plot.png'\n");
        fprintf(gnuplotPipe, "set xlabel 'Time'\n");
        fprintf(gnuplotPipe, "set ylabel 'Position / Velocity'\n");
        fprintf(gnuplotPipe, "plot 'motion_data.txt' using 1:2 with lines title 'm1 position', 'motion_data.txt' using 1:3 with lines title 'm2 position', 'motion_data.txt' using 1:4 with lines title 'm1 velocity', 'motion_data.txt' using 1:5 with lines title 'm2 velocity'\n");
        fprintf(gnuplotPipe, "exit\n");
        fflush(gnuplotPipe);
        pclose(gnuplotPipe);
    } else {
        printf("Error opening pipe to Gnuplot.\n");
    }
    return 0;
}







w15 << Previous Next >> Brython

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