分享几个好看的爱心表白代码
❤️爱心代码❤️（C语言）
#include<stdio.h>#include<Windows.h>intmain(){float x, y, a;for(y =1.5; y >-1.5; y -=0.1){for(x =-1.5; x <1.5; x +=0.05){
a = x * x + y * y -1;putchar(a * a * a - x * x * y * y * y <=0.0?'*':' ');}system("color 0c");putchar('\n');}return0;}
❤️流动爱心❤️（html+css+js）
- HTML部分：
<!DOCTYPEHTMLPUBLIC"-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><TITLE> New Document </TITLE><METANAME="Generator"CONTENT="EditPlus"><METANAME="Author"CONTENT=""><METANAME="Keywords"CONTENT=""><METANAME="Description"CONTENT=""><style>html, body{height: 100%;padding: 0;margin: 0;background: #000;}canvas{position: absolute;width: 100%;height: 100%;}</style></HEAD><BODY><canvasid="pinkboard"></canvas><script>/*
* Settings
*/var settings ={particles:{length:500,// maximum amount of particlesduration:2,// particle duration in secvelocity:100,// particle velocity in pixels/seceffect:-0.75,// play with this for a nice effectsize:30,// particle size in pixels},};/*
* RequestAnimationFrame polyfill by Erik Möller
*/(function(){var b=0;var c=["ms","moz","webkit","o"];for(var a=0;a<c.length&&!window.requestAnimationFrame;++a){window.requestAnimationFrame=window[c[a]+"RequestAnimationFrame"];window.cancelAnimationFrame=window[c[a]+"CancelAnimationFrame"]||window[c[a]+"CancelRequestAnimationFrame"]}if(!window.requestAnimationFrame){window.requestAnimationFrame=function(h,e){var d=newDate().getTime();var f=Math.max(0,16-(d-b));var g=window.setTimeout(function(){h(d+f)},f);b=d+f;return g}}if(!window.cancelAnimationFrame){window.cancelAnimationFrame=function(d){clearTimeout(d)}}}());/*
* Point class
*/var Point =(function(){functionPoint(x, y){this.x =(typeof x !=='undefined')? x :0;this.y =(typeof y !=='undefined')? y :0;}Point.prototype.clone=function(){returnnewPoint(this.x,this.y);};Point.prototype.length=function(length){if(typeof length =='undefined')return Math.sqrt(this.x *this.x +this.y *this.y);this.normalize();this.x *= length;this.y *= length;returnthis;};Point.prototype.normalize=function(){var length =this.length();this.x /= length;this.y /= length;returnthis;};return Point;})();/*
* Particle class
*/var Particle =(function(){functionParticle(){this.position =newPoint();this.velocity =newPoint();this.acceleration =newPoint();this.age =0;}Particle.prototype.initialize=function(x, y, dx, dy){this.position.x = x;this.position.y = y;this.velocity.x = dx;this.velocity.y = dy;this.acceleration.x = dx * settings.particles.effect;this.acceleration.y = dy * settings.particles.effect;this.age =0;};Particle.prototype.update=function(deltaTime){this.position.x +=this.velocity.x * deltaTime;this.position.y +=this.velocity.y * deltaTime;this.velocity.x +=this.acceleration.x * deltaTime;this.velocity.y +=this.acceleration.y * deltaTime;this.age += deltaTime;};Particle.prototype.draw=function(context, image){functionease(t){return(--t)* t * t +1;}var size = image.width *ease(this.age / settings.particles.duration);
context.globalAlpha =1-this.age / settings.particles.duration;
context.drawImage(image,this.position.x - size /2,this.position.y - size /2, size, size);};return Particle;})();/*
* ParticlePool class
*/var ParticlePool =(function(){var particles,
firstActive =0,
firstFree =0,
duration = settings.particles.duration;functionParticlePool(length){// create and populate particle pool
particles =newArray(length);for(var i =0; i < particles.length; i++)
particles[i]=newParticle();}ParticlePool.prototype.add=function(x, y, dx, dy){
particles[firstFree].initialize(x, y, dx, dy);// handle circular queue
firstFree++;if(firstFree == particles.length) firstFree =0;if(firstActive == firstFree ) firstActive++;if(firstActive == particles.length) firstActive =0;};ParticlePool.prototype.update=function(deltaTime){var i;// update active particlesif(firstActive < firstFree){for(i = firstActive; i < firstFree; i++)
particles[i].update(deltaTime);}if(firstFree < firstActive){for(i = firstActive; i < particles.length; i++)
particles[i].update(deltaTime);for(i =0; i < firstFree; i++)
particles[i].update(deltaTime);}// remove inactive particleswhile(particles[firstActive].age >= duration && firstActive != firstFree){
firstActive++;if(firstActive == particles.length) firstActive =0;}};ParticlePool.prototype.draw=function(context, image){// draw active particlesif(firstActive < firstFree){for(i = firstActive; i < firstFree; i++)
particles[i].draw(context, image);}if(firstFree < firstActive){for(i = firstActive; i < particles.length; i++)
particles[i].draw(context, image);for(i =0; i < firstFree; i++)
particles[i].draw(context, image);}};return ParticlePool;})();/*
* Putting it all together
*/(function(canvas){var context = canvas.getContext('2d'),
particles =newParticlePool(settings.particles.length),
particleRate = settings.particles.length / settings.particles.duration,// particles/sec
time;// get point on heart with -PI <= t <= PIfunctionpointOnHeart(t){returnnewPoint(160* Math.pow(Math.sin(t),3),130* Math.cos(t)-50* Math.cos(2* t)-20* Math.cos(3* t)-10* Math.cos(4* t)+25);}// creating the particle image using a dummy canvasvar image =(function(){var canvas = document.createElement('canvas'),
context = canvas.getContext('2d');
canvas.width = settings.particles.size;
canvas.height = settings.particles.size;// helper function to create the pathfunctionto(t){var point =pointOnHeart(t);
point.x = settings.particles.size /2+ point.x * settings.particles.size /350;
point.y = settings.particles.size /2- point.y * settings.particles.size /350;return point;}// create the path
context.beginPath();var t =-Math.PI;var point =to(t);
context.moveTo(point.x, point.y);while(t < Math.PI){
t +=0.01;// baby steps!
point =to(t);
context.lineTo(point.x, point.y);}
context.closePath();// create the fill
context.fillStyle ='#ea80b0';
context.fill();// create the imagevar image =newImage();
image.src = canvas.toDataURL();return image;})();// render that thing!functionrender(){// next animation framerequestAnimationFrame(render);// update timevar newTime =newDate().getTime()/1000,
deltaTime = newTime -(time || newTime);
time = newTime;// clear canvas
context.clearRect(0,0, canvas.width, canvas.height);// create new particlesvar amount = particleRate * deltaTime;for(var i =0; i < amount; i++){var pos =pointOnHeart(Math.PI-2* Math.PI* Math.random());var dir = pos.clone().length(settings.particles.velocity);
particles.add(canvas.width /2+ pos.x, canvas.height /2- pos.y, dir.x,-dir.y);}// update and draw particles
particles.update(deltaTime);
particles.draw(context, image);}// handle (re-)sizing of the canvasfunctiononResize(){
canvas.width = canvas.clientWidth;
canvas.height = canvas.clientHeight;}
window.onresize = onResize;// delay rendering bootstrapsetTimeout(function(){onResize();render();},10);})(document.getElementById('pinkboard'));</script></BODY></HTML>
❤️线条爱心❤️（html+css+js）
- HTML部分：
<!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"/><title>流动爱心表白</title></head><!-- css部分 --><style>body{background-color: #000;margin: 0;overflow: hidden;background-repeat: no-repeat;}</style><body><!-- 绘画爱心 --><canvasid="canvas"width="1400"height="600"></canvas><!-- js部分 --></body><script>var canvas = document.getElementById("canvas");
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;// Initialize the GL contextvar gl = canvas.getContext('webgl');if(!gl){
console.error("Unable to initialize WebGL.");}//Time stepvar dt =0.015;//Timevar time =0.0;//************** Shader sources **************var vertexSource =`
attribute vec2 position;
void main() {
gl_Position = vec4(position, 0.0, 1.0);
}
`;var fragmentSource =`
precision highp float;
uniform float width;
uniform float height;
vec2 resolution = vec2(width, height);
uniform float time;
#define POINT_COUNT 8
vec2 points[POINT_COUNT];
const float speed = -0.5;
const float len = 0.25;
float intensity = 0.9;
float radius = 0.015;
//https://www.shadertoy.com/view/MlKcDD
//Signed distance to a quadratic bezier
float sdBezier(vec2 pos, vec2 A, vec2 B, vec2 C){
vec2 a = B - A;
vec2 b = A - 2.0*B + C;
vec2 c = a * 2.0;
vec2 d = A - pos;
float kk = 1.0 / dot(b,b);
float kx = kk * dot(a,b);
float ky = kk * (2.0*dot(a,a)+dot(d,b)) / 3.0;
float kz = kk * dot(d,a);
float res = 0.0;
float p = ky - kx*kx;
float p3 = p*p*p;
float q = kx*(2.0*kx*kx - 3.0*ky) + kz;
float h = q*q + 4.0*p3;
if(h >= 0.0){
h = sqrt(h);
vec2 x = (vec2(h, -h) - q) / 2.0;
vec2 uv = sign(x)*pow(abs(x), vec2(1.0/3.0));
float t = uv.x + uv.y - kx;
t = clamp( t, 0.0, 1.0 );
// 1 root
vec2 qos = d + (c + b*t)*t;
res = length(qos);
}else{
float z = sqrt(-p);
float v = acos( q/(p*z*2.0) ) / 3.0;
float m = cos(v);
float n = sin(v)*1.732050808;
vec3 t = vec3(m + m, -n - m, n - m) * z - kx;
t = clamp( t, 0.0, 1.0 );
// 3 roots
vec2 qos = d + (c + b*t.x)*t.x;
float dis = dot(qos,qos);
res = dis;
qos = d + (c + b*t.y)*t.y;
dis = dot(qos,qos);
res = min(res,dis);
qos = d + (c + b*t.z)*t.z;
dis = dot(qos,qos);
res = min(res,dis);
res = sqrt( res );
}
return res;
}
//http://mathworld.wolfram.com/HeartCurve.html
vec2 getHeartPosition(float t){
return vec2(16.0 * sin(t) * sin(t) * sin(t),
-(13.0 * cos(t) - 5.0 * cos(2.0*t)
- 2.0 * cos(3.0*t) - cos(4.0*t)));
}
//https://www.shadertoy.com/view/3s3GDn
float getGlow(float dist, float radius, float intensity){
return pow(radius/dist, intensity);
}
float getSegment(float t, vec2 pos, float offset, float scale){
for(int i = 0; i < POINT_COUNT; i++){
points[i] = getHeartPosition(offset + float(i)*len + fract(speed * t) * 6.28);
}
vec2 c = (points[0] + points[1]) / 2.0;
vec2 c_prev;
float dist = 10000.0;
for(int i = 0; i < POINT_COUNT-1; i++){
//https://tinyurl.com/y2htbwkm
c_prev = c;
c = (points[i] + points[i+1]) / 2.0;
dist = min(dist, sdBezier(pos, scale * c_prev, scale * points[i], scale * c));
}
return max(0.0, dist);
}
void main(){
vec2 uv = gl_FragCoord.xy/resolution.xy;
float widthHeightRatio = resolution.x/resolution.y;
vec2 centre = vec2(0.5, 0.5);
vec2 pos = centre - uv;
pos.y /= widthHeightRatio;
//Shift upwards to centre heart
pos.y += 0.02;
float scale = 0.000015 * height;
float t = time;
//Get first segment
float dist = getSegment(t, pos, 0.0, scale);
float glow = getGlow(dist, radius, intensity);
vec3 col = vec3(0.0);
//White core
col += 10.0*vec3(smoothstep(0.003, 0.001, dist));
//Pink glow
col += glow * vec3(0.94,0.14,0.4);
//Get second segment
dist = getSegment(t, pos, 3.4, scale);
glow = getGlow(dist, radius, intensity);
//White core
col += 10.0*vec3(smoothstep(0.003, 0.001, dist));
//Blue glow
col += glow * vec3(0.2,0.6,1.0);
//Tone mapping
col = 1.0 - exp(-col);
//Output to screen
gl_FragColor = vec4(col,1.0);
}
`;//************** Utility functions **************
window.addEventListener('resize', onWindowResize,false);functiononWindowResize(){
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
gl.viewport(0,0, canvas.width, canvas.height);
gl.uniform1f(widthHandle, window.innerWidth);
gl.uniform1f(heightHandle, window.innerHeight);}//Compile shader and combine with sourcefunctioncompileShader(shaderSource, shaderType){var shader = gl.createShader(shaderType);
gl.shaderSource(shader, shaderSource);
gl.compileShader(shader);if(!gl.getShaderParameter(shader, gl.COMPILE_STATUS)){throw"Shader compile failed with: "+ gl.getShaderInfoLog(shader);}return shader;}//From https://codepen.io/jlfwong/pen/GqmroZ//Utility to complain loudly if we fail to find the attribute/uniformfunctiongetAttribLocation(program, name){var attributeLocation = gl.getAttribLocation(program, name);if(attributeLocation ===-1){throw'Cannot find attribute '+ name +'.';}return attributeLocation;}functiongetUniformLocation(program, name){var attributeLocation = gl.getUniformLocation(program, name);if(attributeLocation ===-1){throw'Cannot find uniform '+ name +'.';}return attributeLocation;}//************** Create shaders **************//Create vertex and fragment shadersvar vertexShader =compileShader(vertexSource, gl.VERTEX_SHADER);var fragmentShader =compileShader(fragmentSource, gl.FRAGMENT_SHADER);//Create shader programsvar program = gl.createProgram();
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
gl.useProgram(program);//Set up rectangle covering entire canvas var vertexData =newFloat32Array([-1.0,1.0,// top left-1.0,-1.0,// bottom left1.0,1.0,// top right1.0,-1.0,// bottom right]);//Create vertex buffervar vertexDataBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, vertexDataBuffer);
gl.bufferData(gl.ARRAY_BUFFER, vertexData, gl.STATIC_DRAW);// Layout of our data in the vertex buffervar positionHandle =getAttribLocation(program,'position');
gl.enableVertexAttribArray(positionHandle);
gl.vertexAttribPointer(positionHandle,2,// position is a vec2 (2 values per component)
gl.FLOAT,// each component is a floatfalse,// don't normalize values2*4,// two 4 byte float components per vertex (32 bit float is 4 bytes)0// how many bytes inside the buffer to start from);//Set uniform handlevar timeHandle =getUniformLocation(program,'time');var widthHandle =getUniformLocation(program,'width');var heightHandle =getUniformLocation(program,'height');
gl.uniform1f(widthHandle, window.innerWidth);
gl.uniform1f(heightHandle, window.innerHeight);functiondraw(){//Update time
time += dt;//Send uniforms to program
gl.uniform1f(timeHandle, time);//Draw a triangle strip connecting vertices 0-4
gl.drawArrays(gl.TRIANGLE_STRIP,0,4);requestAnimationFrame(draw);}draw();</script></html>
❤️biu表白爱心❤️（html+css+js）
- ❤️点这里下载biu爱心表白完整代码❤️
- HTML部分：
<!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><title>js+html爱心表白动画特效</title><linkrel="stylesheet"href="css/love.css"></head><body><divclass="container"onselectstart="return false;"unselectable="on"style="-moz-user-select:none;"><divclass="body_left"><imgsrc="images/biubiubiu.gif"alt=""ondragstart='return false;'></div><divclass="body_center love"><divclass="block"><divclass="div1"></div><divclass="div2"></div><divclass="div3"></div><divclass="div4"></div></div></div></div><divclass="footer"><divclass="border"><divclass="border-top"></div><divclass="border-bottom"></div></div><!-- <div class="copyright">
<div id="version"><span>Version:</span> 0.0.2</div>
<div id="createTime"><span>Time:</span> 2022/7/13</div>
<div id="author"><span>© </span>psw</div>
</div> --></div><scripttype="text/javascript"src="js/love.js"></script></body></html>
❤️matlab爱心函数❤️（需安装matlab r2022）
function LoveFunc
LoveFunchdl=@(x,a)(x.^2).^(1/3)+0.9.*((3.3-x.^2).^(1/2)).*sin(a.*pi.*x);
hold on
grid on
axis([-33,-24])
x=-1.8:0.005:1.8;text(0,3.3,'$f(x)=x^{\frac{2}{3}}+0.9(3.3-x^2)^{\frac{1}{2}}\sin(\alpha\pi x)$',...'FontSize',13,'HorizontalAlignment','center','Interpreter','latex');
txt2=text(-0.35,2.9,'','FontSize',13,'HorizontalAlignment','left','Interpreter','latex','tag','alphadata');for a=1:0.01:20delete(findobj('type','line'))
AlphaString=['$\alpha=',num2str(a),'$'];
Color=([1.00000.49020.6627]-[0.21180.46670.9961]).*(a/20)+[0.21180.46670.9961];set(txt2,'string',AlphaString)plot(x,LoveFunchdl(x,a),'color',Color,'LineWidth',1.2);pause(0.003)
end
end
❤️❤️属于我们计算机的浪漫，快去分享给你心中最可爱的TA吧 ❤️❤️
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本文转载自: https://blog.csdn.net/weixin_61370021/article/details/127777393
版权归原作者 "wink 所有， 如有侵权，请联系我们删除。
版权归原作者 "wink 所有， 如有侵权，请联系我们删除。