From b91c483b61c5590692c4e71a6c1979e08bc53e0d Mon Sep 17 00:00:00 2001
From: polyfloyd <floyd@polyfloyd.net>
Date: Sat, 19 May 2018 16:42:09 +0200
Subject: [PATCH] Add wavey.glsl

---
 wavey.glsl | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 wavey.glsl

diff --git a/wavey.glsl b/wavey.glsl
new file mode 100644
index 0000000..70a84ce
--- /dev/null
+++ b/wavey.glsl
@@ -0,0 +1,29 @@
+#ifdef GL_ES
+precision mediump float;
+#endif
+
+uniform vec2  resolution;
+uniform float time;
+
+void main() {
+	vec2 uPos = ( gl_FragCoord.xy / resolution.xy );//normalize wrt y axis
+	//suPos -= vec2((resolution.x/resolution.y)/2.0, 0.0);//shift origin to center
+	
+	uPos.x -= 1.0;
+	uPos.y -= 0.5;
+	
+	vec3 color = vec3(0.0);
+	float vertColor = 0.0;
+	for( float i = 0.0; i < 15.0; ++i )
+	{
+		float t = time * (0.9);
+	
+		uPos.y += sin( uPos.x*i + t+i/2.0 ) * 0.1;
+		float fTemp = abs(1.0 / uPos.y / 100.0);
+		vertColor += fTemp;
+		color += vec3( fTemp*(10.0-i)/10.0, fTemp*i/10.0, pow(fTemp,1.5)*1.5 );
+	}
+	
+	vec4 color_final = vec4(color, 1.0);
+	gl_FragColor = color_final;
+}