Horizontal Water - 2 variations

Horizontal Water

#ifdef GL_ES
precision highp float;
#endif

uniform float time;
uniform vec2 resolution;
uniform vec4 mouse;
uniform sampler2D tex0;
uniform sampler2D tex1;

//gl_FragCoord
//gl_FragColor
//vec4()

void main(void)
{
  //normalized texture coordinates
	vec2 tc = (gl_FragCoord.xy)/resolution.xy;
	float height = sin(tc.x*25.0 + time*10.0);
	vec3 color = texture2D(tex0 ,vec2(tc.x + height*0.01, 1.0-tc.y)).xyz;
    gl_FragColor = vec4(color, 1.0);
}

Rippled Glass effect

#ifdef GL_ES
precision highp float;
#endif

uniform float time;
uniform vec2 resolution;
uniform vec4 mouse;
uniform sampler2D tex0;
uniform sampler2D tex1;

//gl_FragCoord
//gl_FragColor
//vec4()

void main(void)
{
    //normalized texture coordinates
	vec2 tc = (gl_FragCoord.xy)/resolution.xy;
	float height = sin(tc.x*100.0 + time*10.0);
	vec3 color = texture2D(tex0 ,vec2(tc.x + height*0.01, 1.0-tc.y)).xyz;
    gl_FragColor = vec4(color, 1.0);
}