使用C语言和Python画圣诞树
C语言自动画圣诞树源码(单色):
#include
#include
#include
#include
#define PI 3.14159265359
#define T px + scale * r * cosf(theta), py + scale * r * sin(theta)
float sx, sy;
float sdCircle(float px, float py, float r) {
float dx = px - sx, dy = py - sy;
return sqrtf(dx * dx + dy * dy) - r;
}
float opUnion(float d1, float d2) {
return d1 < d2 ? d1 : d2;
}
float f(float px, float py, float theta, float scale, int n) {
float d = 0.0f;
for (float r = 0.0f; r < 0.8f; r += 0.02f)
d = opUnion(d, sdCircle(T, 0.05f * scale * (0.95f - r)));
if (n > 0)
for (int t = -1; t <= 1; t += 2) {
float tt = theta + t * 1.8f;
float ss = scale * 0.9f;
for (float r = 0.2f; r < 0.8f; r += 0.1f) {
d = opUnion(d, f(T, tt, ss * 0.5f, n - 1));
ss *= 0.8f;
}
}
return d;
}
int ribbon() {
float x = (fmodf(sy, 0.1f) / 0.1f - 0.5f) * 0.5f;
return sx >= x - 0.05f && sx <= x + 0.05f;
}
int main(int argc, char* argv[]) {
int n = argc > 1 ? atoi(argv[1]) : 3;
float zoom = argc > 2 ? atof(argv[2]) : 1.0f;
for (sy = 0.8f; sy > 0.0f; sy -= 0.02f / zoom, putchar('\n'))
for (sx = -0.35f; sx < 0.35f; sx += 0.01f / zoom) {
if (f(0, 0, PI * 0.5f, 1.0f, n) < 0.0f) {
if (sy < 0.1f) {
putchar('.');
} else {
if (ribbon()) {
putchar('=');
} else {
putchar("............................#j&o"[rand() % 32]);
}
}
} else {
putchar(' ');
}
}
Sleep(1000);
printf("\n\n\n");
for (size_t i = 0; i < 40; i++) {
putchar(' ');
}
//_sleep(5000);
printf("Merry Christmas,test!\n");
Sleep(500);
for (size_t i = 0; i < 40; i++) {
putchar(' ');
}
printf("Never say die.\n");
Sleep(500);
for (size_t i = 0; i < 40; i++) {
putchar(' ');
}
printf("2020/12/20, From test\n");
getchar();
}
Python自动画圣诞树 彩色(只能在编译器中运行):
from turtle import * import timesetup(500, 500, startx=None, starty=None) speed(0) pencolor("pink") pensize(10) penup() hideturtle() goto(0, 150) showturtle() pendown() shape(name="classic") # 1 seth(-120) for i in range(10): fd(12) right(2) penup() goto(0, 150) seth(-60) pendown() for i in range(10): fd(12) left(2) seth(-150) penup() fd(10) pendown() for i in range(5): fd(10) right(15) seth(-150) penup() fd(8) pendown() for i in range(5): fd(10) right(15) seth(-155) penup() fd(5) pendown() for i in range(5): fd(7) right(15) # 2 penup() goto(-55, 34) pendown() seth(-120) for i in range(10): fd(8) right(5)
penup() goto(50, 35) seth(-60) pendown() for i in range(10): fd(8) left(5) seth(-120) penup() fd(10) seth(-145) pendown() for i in range(5): fd(10) right(15) penup() fd(10) seth(-145) pendown() for i in range(5): fd(12) right(15) penup() fd(8) seth(-145) pendown() for i in range(5): fd(10) right(15) penup() seth(-155) fd(8) pendown() for i in range(5): fd(11) right(15) # 3 penup() goto(-100, -40) seth(-120) pendown() for i in range(10): fd(6) right(3) penup() goto(80, -39) seth(-50) pendown() for i in range(10): fd(6) left(3) seth(-155) penup() fd(10) pendown() for i in range(5): fd(8) right(10) penup() fd(8) seth(-145) pendown() for i in range(7): fd(8) right(10) penup() fd(8) seth(-145) pendown() for i in range(7): fd(7) right(10) penup() fd(8) seth(-145) pendown() for i in range(7): fd(7) right(10) penup() fd(8) seth(-140) pendown() for i in range(7): fd(6) right(10)
# 4 penup() goto(-120, -95) seth(-130) pendown() for i in range(7): fd(10) right(5) penup() goto(100, -95) seth(-50) pendown() for i in range(7): fd(10) left(5) penup() seth(-120) fd(10) seth(-155) pendown() for i in range(6): fd(8) right(10) penup() seth(-160) fd(10) seth(-155) pendown() for i in range(6): fd(8) right(10) penup() seth(-160) fd(10) seth(-155) pendown() for i in range(6): fd(8) right(10) penup() seth(-160) fd(10) seth(-160) pendown() for i in range(6): fd(8) right(10) penup() seth(-160) fd(10) seth(-160) pendown() for i in range(6): fd(8) right(10) penup() seth(-160) fd(10) seth(-165) pendown() for i in range(5): fd(10) right(11) # 5 penup() goto(-70, -165) seth(-85) pendown() for i in range(3): fd(5) left(3) penup() goto(70, -165) seth(-95) pendown() for i in range(3): fd(5) right(3) seth(-170) penup() fd(10) pendown() pendown() for i in range(10): fd(12) right(2) # 6 penup() goto(70, -165) pendown() seth(-90) pensize(8) pencolor("#de8891") circle(-20, 90)
penup() goto(30, -185) pendown() seth(-180) pensize(8) pencolor("#de8891") fd(40)
penup() goto(-5, -170) pendown() seth(-180) pensize(8) pencolor("#de8891") fd(35)
def guest(x, y, z): penup() goto(x, y) seth(-z) pendown() for angel in range(5): fd(10) right(10)
def guet(x, y, z): penup() goto(x, y) seth(-z) pendown() for angel in range(5): fd(10) left(10)
def qu(x, y, z): penup() goto(x, y) seth(-z) pendown() for angel in range(5): fd(6) right(10) seth(-150) fd(20)
# 树枝 guest(-70, -150, 160) guest(100, -150, 160) guet(110, -110, 50) guest(160, -140, 150) qu(80, -120, 180) guest(70, -85, 165) guest(-40, -85, 165) guet(90, -50, 50) guest(130, -80, 150) pencolor("pink") qu(-40, -60, 180) pencolor('#de8891') qu(80, -30, 180) pencolor("pink") qu(40, 10, 180) pencolor("#de8891") guest(-60, 30, 120) guest(-20, -20, 150) guet(45, 40, 60) guest(-30, 40, 170) guest(-30, 110, 115) guet(40, 90, 60) guest(80, 50, 160) pencolor("#de8891")
def hdj(x, y): penup() goto(x, y) seth(80) pendown() pensize(2) circle(5) seth(10) fd(15) seth(120) fd(20) seth(240) fd(20) seth(180) fd(20) seth(-60) fd(20) seth(50) fd(20) seth(-40) fd(30) seth(-130) fd(5) seth(135) fd(30) seth(-60) fd(30) seth(-150) fd(6) seth(110) fd(30)
def uit(x, y): penup() goto(x, y) pendown() pensize(2) circle(5) seth(-10) fd(15) seth(90) fd(15) seth(200) fd(15) seth(160) fd(15) seth(-90) fd(15) seth(10) fd(15) seth(-60) fd(20) seth(-180) fd(5) seth(110) fd(20) seth(-90) fd(20) seth(-180) fd(6) seth(70) fd(15) hideturtle()
def yut(x, y, z): penup() goto(x, y) pendown() seth(z) for po in range(5): fd(4) left(36)
def ytu(x, y, z): penup() goto(x, y) pendown() seth(z) for kk in range(5): fd(4) left(36)
# 小蝴蝶结 seth(0) uit(40, -160) hdj(-80, -120) yut(-67, -115, 120) yut(-86, -123, 150) hdj(40, -50) yut(52, -45, 130) yut(34, -55, 160) seth(0) uit(-20, -60) ytu(-4, -60, 100) ytu(-20, -60, 120) hdj(-30, 20) yut(-15, 25, 130) yut(-40, 20, 180) uit(30, 70) ytu(45, 70, 100) ytu(30, 70, 120)
# 大蝴蝶结 pencolor("#f799e6") pensize(5) penup() seth(0) goto(0, 150) pendown() circle(10) seth(-15) fd(40) seth(90) fd(40) seth(200) fd(40) seth(160) fd(40) seth(-90) fd(40) seth(15) fd(40) seth(-70) pencolor("#f799e6") pensize(4) fd(40) seth(-180) fd(10) seth(100) fd(40) seth(-100) fd(40) seth(-180) fd(10) seth(70) fd(40) penup() seth(0) goto(0, 130) pencolor("pink") pendown()
def iou(x, y, z): penup() goto(x, y) pencolor("#f799e6") pendown() seth(z) for po in range(10): fd(4) left(18)
seth(0) iou(35, 145, 100) iou(-7, 145, 110) pencolor("red") pensize(7) penup() goto(-35, 135) pendown()
# 圣诞帽 seth(-20) pensize(2) penup() goto(-30, -120) pencolor("black") pendown() fillcolor("red") fd(30) circle(4, 180) fd(30) circle(4, 180) penup() goto(-25, -115) seth(75) pendown() begin_fill() for i in range(5): fd(6) right(20) seth(-10) for i in range(5): fd(8) right(15) seth(145) for i in range(5): fd(5) left(2) seth(90) for i in range(5): fd(1) left(2) seth(-90) for i in range(4): fd(4) right(6) seth(161) fd(30) end_fill() pensize(1) pencolor("black")
def koc(x, y, size): pensize(2) pencolor("black") penup() goto(x, y) pendown() begin_fill() fillcolor("yellow") for i in range(5): left(72) fd(size) right(144) fd(size) end_fill()
# 星星 seth(-15) koc(-120, -70, 10) seth(10) koc(100, -20, 10) seth(-10) koc(10, 40, 10) seth(30) koc(-80, 60, 10) koc(100, -150, 10) koc(-140, -150, 10) koc(20, 120, 10)
# 袜子 seth(-20) pensize(2) penup() goto(-20, 80) pencolor("black") pendown() fillcolor("red") fd(25) circle(4, 180) fd(25) circle(4, 180) penup() goto(-15, 80) pendown() begin_fill() fillcolor("red") seth(-120) fd(20) seth(150) fd(5) circle(7, 180) fd(15) circle(5, 90) fd(30) seth(160) fd(18) end_fill() penup() seth(0) goto(100, -230) pendown() write("Merry Christmas", align="right", font=("方正黄草简体", 24, "bold")) done()