c语言跨年烟花源代码

以下是C语言编写的跨年烟花源代码，你可以将其复制到你的C语言编译器中运行，体验跨年烟花的美妙！

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <windows.h>

#define WIDTH 80
#define HEIGHT 25

#define MAX_PARTICLES 2000
#define GRAVITY 0.05

int term_width, term_height;

typedef struct {
    float x, y;
    float vx, vy;
    float age;
    float alpha;
} particle_t;

particle_t particles[MAX_PARTICLES];

void init_particle(particle_t *p) {
    p->x = term_width / 2;
    p->y = term_height - 1;
    p->vx = ((float)rand() / RAND_MAX - 0.5) * 4;
    p->vy = ((float)rand() / RAND_MAX) * -3;
    p->age = 0;
    p->alpha = 1;
}

void update_particle(particle_t *p) {
    p->x += p->vx;
    p->y += p->vy;
    p->vy += GRAVITY;
    p->age += 0.02;
    p->alpha = 1 - p->age;
}

void draw_particle(particle_t *p) {
    int x = (int)p->x;
    int y = (int)p->y;
    if (x >= 0 && x < term_width && y >= 0 && y < term_height) {
        float alpha = p->alpha * 10;
        if (alpha > 1) alpha = 1;
        printf("\033[%d;%dH\033[48;2;%d;%d;%dm\033[38;2;%d;%d;%dm%c\033[0m",
            y + 1, x + 1,
            (int)(255 * alpha), (int)(255 * alpha), (int)(255 * alpha),
            (int)(255 * (1 - alpha)), (int)(255 * (1 - alpha)), (int)(255 * (1 - alpha)),
            rand() % 2 ? '*' : '.');
    }
}

int main() {
    srand(time(NULL));
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi);
    term_width = csbi.srWindow.Right - csbi.srWindow.Left + 1;
    term_height = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
    system("cls");
    while (1) {
        if (kbhit()) break;
        for (int i = 0; i < MAX_PARTICLES; i++) {
            if (particles[i].age == 0) {
                init_particle(&particles[i]);
            } else {
                update_particle(&particles[i]);
                draw_particle(&particles[i]);
                if (particles[i].y >= term_height - 1) {
                    particles[i].age = 0;
                }
            }
        }
        Sleep(20);
    }
    return 0;
}