一、项目介绍这是一个用C语言绘制的表白玫瑰花图形。玫瑰花象征爱情和真挚纯洁的爱，爱情、和平、友谊、勇气和献身精神的化身，人们多把它作为爱情的信物。赶快把它送给你想送的人吧！编译环境：visual c++ 6.0第三方库：Easyx2022 注意需要提前安装easyX，如没有基础可以先了解easyX图形编程二、运行截图

三、代码思路1.引入easyx头文件include include // 定义全局变量introsesize = 500;inth = -250;// 定义结构体struct DOT{double x;double y;double z;double r;// 红色double g;// 绿色// b(蓝色) 通过 r 计算};// 计算点bool calc(double a, double b, double c, DOT& d){double j, n, o, w, z;if (c > 60)// 花柄{d.x = sin(a 7) (13 + 5 / (0.2 + pow(b 4, 4))) - sin(b) 50;d.y = b rosesize + 50;d.z = 625 + cos(a 7) (13 + 5 / (0.2 + pow(b 4, 4))) + b 400;d.r = a 1 - b / 2;d.g = a;return true;}double A = a 2 - 1;double B = b 2 - 1;if (A A + B B < 1){if (c > 37)// 叶{j = (int(c) & 1);n = j ? 6 : 4;o = 0.5 / (a + 0.01) + cos(b 125) 3 - a 300;w = b h;d.x = o cos(n) + w sin(n) + j 610 - 390;d.y = o sin(n) - w cos(n) + 550 - j 350;d.z = 1180 + cos(B + A) 99 - j 300;d.r = 0.4 - a 0.1 + pow(1 - B B, -h 6) 0.15 - a b 0.4 + cos(a + b) / 5 + pow(cos((o (a + 1) + (B > 0 ? w : -w)) / 25), 30) 0.1 (1 - B B);d.g = o / 1000 + 0.7 - o w 0.000003;return true;}if (c > 32)// 花萼{c = c 1.16 - 0.15;o = a 45 - 20;w = b b h;z = o sin(c) + w cos(c) + 620;d.x = o cos(c) - w sin(c);d.y = 28 + cos(B 0.5) 99 - b b b 60 - z / 2 - h;d.z = z;d.r = (b b 0.3 + pow((1 - (A A)), 7) 0.15 + 0.3) b;d.g = b 0.7;return true;}// 花o = A (2 - b) (80 - c 2);w = 99 - cos(A) 120 - cos(b) (-h - c 4.9) + cos(pow(1 - b, 7)) 50 + c 2;z = o sin(c) + w cos(c) + 700;d.x = o cos(c) - w sin(c);d.y = B 99 - cos(pow(b, 7)) 50 - c / 3 - z / 1.35 + 450;d.z = z;d.r = (1 - b / 1.2) 0.9 + a 0.1;d.g = pow((1 - b), 20) / 4 + 0.05;return true;}return false;}// 主函数int main(){// 定义变量short zBuffer;intx, y, z, zBufferIndex;DOTdot;// 初始化initgraph(640, 480);// 创建绘图窗口setbkcolor(LIGHTBLUE);// 设置背景色为亮蓝色cleardevice();// 清屏setcolor(RED); setbkmode(TRANSPARENT);settextstyle(20,0,"楷体");outtextxy(450, 430, "");outtextxy(500, 450, "Dotcpp.com");// 初始化 z-bufferzBuffer = new short[rosesize rosesize];memset(zBuffer, 0, sizeof(short) rosesize rosesize);for (int j = 0; j < 2000 && !_kbhit(); j++)// 按任意键退出{for (int i = 0; i < 10000; i++)// 减少是否有按键的判断if (calc(double(rand()) / RAND_MAX, double(rand()) / RAND_MAX, rand() % 46 / 0.74, dot)){z = int(dot.z + 0.5);x = int(dot.x rosesize / z - h + 0.5);y = int(dot.y rosesize / z - h + 0.5);if (y >= rosesize) continue;zBufferIndex = y rosesize + x;if (!zBuffer[zBufferIndex] || zBuffer[zBufferIndex] > z){zBuffer[zBufferIndex] = z;// 画点int r = ~int((dot.r h));if (r < 0) r = 0;if (r > 255) r = 255;int g = ~int((dot.g h));if (g < 0) g = 0;if (g > 255) g = 255;int b = ~int((dot.r dot.r -80));if (b < 0) b = 0;if (b > 255) b = 255;putpixel(x + 50, y - 20, RGB(r, g, b));}}Sleep(5);}// 退出delete[]zBuffer;_getch();closegraph();return 0;}