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#VERTEX_SHADER
Vertex vert(Vertex v)
{
return v;
}
#END_VERTEX_SHADER
#FRAGMENT_SHADER
float random(vec2 n, float offset ){
return .5 - fract(sin(dot(n.xy + vec2(offset, 0.), vec2(12.9898, 78.233)))* 43758.5453);
}
Color frag(Color col, Texture texture, Vertex v)
{
float amount = 0.1;
float speed = 0.5;
vec4 color = texture2D(texture, v.uv.xy);
color += vec4(vec3(amount * random(v.uv.xy, .00001 * speed * jin_Time.x)), 1.);
return color;
}
#END_FRAGMENT_SHADER
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