使用c语言画爱心

//带花纹爱心
#include <math.h>
#include <stdio.h>
 
int main()
{
	float y, x, z,f;
	for (y = 1.5f;y > -1.5f;y -= 0.1f)
	{
		for (x = -1.5f;x < 1.5f;x += 0.05f)
		{
			z = x*x + y*y - 1;
			f = z*z*z - x*x*y*y*y;
			putchar(f <= 0.0f ? ".:-=+*#%@"[(int)(f*-8.0f)] : ' ');
		}
		putchar('\n');
	}
 
	getchar();
	return 0;
}



//静态爱心
#include <math.h>
#include <stdio.h>
#include<windows.h>
 
int main()
{
 
	float y, x, a;
	for (y = 1.5f;y > -1.5f;y -= 0.1f)
	{
		for (x = -1.5f;x < 1.5f;x += 0.05f)
		{
			a = x*x + y*y - 1;
			putchar(a*a*a - x*x*y*y*y <= 0.0f ? '*' : ' ');
		}
		putchar('\n');
	}
 
	return 0;
}

//动态爱心
#include <math.h>
#include <stdio.h>
#include<windows.h>
 
int main()
{
 
	float y, x, a;
	for (y = 1.5f;y > -1.5f;y -= 0.1f)
	{
		for (x = -1.5f;x < 1.5f;x += 0.05f)
		{
			a = x*x + y*y - 1;
			putchar(a*a*a - x*x*y*y*y <= 0.0f ? '*' : ' ');
		}
		putchar('\n');
	}
 
	return 0;
}


#include <stdio.h>
#include <math.h>
#include <windows.h>
#include <tchar.h>
 
float f(float x, float y, float z) {
	float a = x * x + 9.0f / 4.0f * y * y + z * z - 1;
	return a * a * a - x * x * z * z * z - 9.0f / 80.0f * y * y * z * z * z;
}
 
float h(float x, float z) {
	for (float y = 1.0f; y >= 0.0f; y -= 0.001f)
		if (f(x, y, z) <= 0.0f)
		return y;
	return 0.0f;
}
 
int main() {
	HANDLE o = GetStdHandle(STD_OUTPUT_HANDLE);
	_TCHAR buffer[25][80] = { _T(' ') };
	_TCHAR ramp[] = _T(".:-=+*#%@");
 
	for (float t = 0.0f;; t += 0.1f) {
		int sy = 0;
		float s = sinf(t);
		float a = s * s * s * s * 0.2f;
		for (float z = 1.3f; z > -1.2f; z -= 0.1f) {
			_TCHAR* p = &buffer[sy++][0];
			float tz = z * (1.2f - a);
			for (float x = -1.5f; x < 1.5f; x += 0.05f) {
				float tx = x * (1.2f + a);
				float v = f(tx, 0.0f, tz);
				if (v <= 0.0f) {
					float y0 = h(tx, tz);
					float ny = 0.01f;
					float nx = h(tx + ny, tz) - y0;
					float nz = h(tx, tz + ny) - y0;
					float nd = 1.0f / sqrtf(nx * nx + ny * ny + nz * nz);
					float d = (nx + ny - nz) * nd * 0.5f + 0.5f;
					*p++ = ramp[(int)(d * 5.0f)];
				}
				else
					*p++ = ' ';
			}
		}
 
		for (sy = 0; sy < 25; sy++) {
			COORD coord = { 0, sy };
			SetConsoleCursorPosition(o, coord);
			WriteConsole(o, buffer[sy], 79, NULL, 0);
		}
		Sleep(33);
	}
}

#include <math.h>

#include <stdio.h>

#include<windows.h>

 

int main()

{

 

float y, x, a;

for (y = 1.5f;y > -1.5f;y -= 0.1f)

{

for (x = -1.5f;x < 1.5f;x += 0.05f)

{

a = x*x + y*y - 1;

putchar(a*a*a - x*x*y*y*y <= 0.0f ? '*' : ' ');

}

putchar('\n');

}

 

return 0;

}

#include <stdio.h>

#include <math.h>

#include <windows.h>

#include <tchar.h>

 

float f(float x, float y, float z) {

float a = x * x + 9.0f / 4.0f * y * y + z * z - 1;

return a * a * a - x * x * z * z * z - 9.0f / 80.0f * y * y * z * z * z;

}

 

float h(float x, float z) {

for (float y = 1.0f; y >= 0.0f; y -= 0.001f)

if (f(x, y, z) <= 0.0f)

return y;

return 0.0f;

}

 

int main() {

HANDLE o = GetStdHandle(STD_OUTPUT_HANDLE);

_TCHAR buffer[25][80] = { _T(' ') };

_TCHAR ramp[] = _T(".:-=+*#%@");

 

for (float t = 0.0f;; t += 0.1f) {

int sy = 0;

float s = sinf(t);

float a = s * s * s * s * 0.2f;

for (float z = 1.3f; z > -1.2f; z -= 0.1f) {

_TCHAR* p = &buffer[sy++][0];

float tz = z * (1.2f - a);

for (float x = -1.5f; x < 1.5f; x += 0.05f) {

float tx = x * (1.2f + a);

float v = f(tx, 0.0f, tz);

if (v <= 0.0f) {

float y0 = h(tx, tz);

float ny = 0.01f;

float nx = h(tx + ny, tz) - y0;

float nz = h(tx, tz + ny) - y0;

float nd = 1.0f / sqrtf(nx * nx + ny * ny + nz * nz);

float d = (nx + ny - nz) * nd * 0.5f + 0.5f;

*p++ = ramp[(int)(d * 5.0f)];

}

else

*p++ = ' ';

}

}

 

for (sy = 0; sy < 25; sy++) {

COORD coord = { 0, sy };

SetConsoleCursorPosition(o, coord);

WriteConsole(o, buffer[sy], 79, NULL, 0);

}

Sleep(33);

}

}