curtains实现图片波纹波动动画效果代码-html代码-BFW代码库

curtains实现图片波纹波动动画效果代码

代码语言：html

所属分类：动画

代码描述：curtains实现图片波纹波动动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开


<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">

  
  
  
  
<style>
body {
  /* make the body fits our viewport */
  position: relative;
  width: 100%;
  height: 100vh;
  margin: 0;
  
  /* hide scrollbars */
  overflow: hidden;
}

#canvas {
  /* make the canvas wrapper fits the window */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
}

.plane {
  /* define the size of your plane */
  width: 80%;
  max-width: 1400px;
  height: 80vh;
  position: relative;
  top: 10vh;
  margin: 0 auto;
  overflow: hidden;
}

.plane img {
  /* hide the img element */
  display: none;
}

/*** in case of error show the image ***/

.no-curtains .plane {
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.no-curtains .plane img {
  display: block;
  max-width: 100%;
  object-fit: cover;
}
</style>




</head>

<body translate="no" >
  <!-- div that will hold our WebGL canvas -->
		<div id="canvas"></div>

		<!-- div used to create our plane -->
		<div class="plane">

			<!-- image that will be used as a texture by our plane -->
			<img src="//repo.bfw.wiki/bfwrepo/image/5d6537c07e9bd.png" crossorigin="anonymous"/>
		</div>

        <script id="plane-vs" type="x-shader/x-vertex">
			#ifdef GL_ES
			precision mediump float;
			#endif

			// those are the mandatory attributes that the lib sets
			attribute vec3 aVertexPosition;
			attribute vec2 aTextureCoord;

			// those are mandatory uniforms that the lib sets and that contain our model view and projection matrix
			uniform mat4 uMVMatrix;
			uniform mat4 uPMatrix;
          
      // our texture matrix uniform (this is the lib default name, but it could be changed)
      uniform mat4 uTextureMatrix0;

			// if you want to pass your vertex and texture coords to the fragment shader
			varying vec3 vVertexPosition;
			varying vec2 vTextureCoord;

			void main() {
				vec3 vertexPosition = aVertexPosition;

				gl_Position = uPMatrix * uMVMatrix * vec4(vertexPosition, 1.0);

				// set the varyings
        // thanks to the texture matrix we will be able to calculate accurate texture coords
        // so that our texture will always fit our plane without being distorted
				vTextureCoord = (uTextureMatrix0 * vec4(aTextureCoord, 0.0, 1.0)).xy;
				vVertexPosition = vertexPosition;
			}
        </script>
        <script id="plane-fs" type="x-shader/x-fragment">
			#ifdef GL_ES
			precision mediump float;
			#en.........完整代码请登录后点击上方下载按钮下载查看