First commit

app/SabrehavenServer/SabrehavenOTClient/data/shaders/map_rainbow_vertex.frag

@@ -0,0 +1,33 @@
+attribute vec2 a_TexCoord;
+attribute vec2 a_Vertex;
+
+varying vec2 v_TexCoord;
+varying vec2 v_TexCoord2;
+
+uniform mat3 u_TextureMatrix;
+uniform mat3 u_TransformMatrix;
+uniform mat3 u_ProjectionMatrix;
+
+uniform vec2 u_Offset;
+uniform vec2 u_Center;
+uniform float u_Time;
+
+vec2 effectTextureSize = vec2(466.0, 342.0);
+vec2 direction = vec2(1.0,0.2);
+float speed = 200.0;
+
+vec2 rotate(vec2 v, float a) {
+	float s = sin(a);
+	float c = cos(a);
+	mat2 m = mat2(c, -s, s, c);
+	return m * v;
+}
+
+void main()
+{
+    gl_Position = vec4((u_ProjectionMatrix * u_TransformMatrix * vec3(a_Vertex.xy, 1.0)).xy, 1.0, 1.0);
+    v_TexCoord = (u_TextureMatrix * vec3(a_TexCoord,1.0)).xy;
+
+    v_TexCoord2 = ((a_Vertex + direction * u_Time * speed) / effectTextureSize);
+}
+