#version 410

// Source = https://www.shadertoy.com/view/MlsXDr

out vec4 FragColor;

in vec4 color;
in vec2 fragCoord;
in vec2 texCoord;

uniform sampler2D texture1;
uniform float time;

void main()
{ // Pas fini c'est moche

    vec4 perlinNoise;
    vec2 fragCoordTemp = fragCoord;
    fragCoordTemp = 8. * fragCoordTemp / fragCoordTemp.y-vec2(7,4);

    perlinNoise = sin(perlinNoise + time*15);
    perlinNoise = mix(perlinNoise,color,0.5f);

    vec4 tex = texture(texture1, texCoord);
    if (tex.a == 0.0){
        FragColor = tex;
    } else{
        FragColor = mix(tex, perlinNoise, 0.5f);
        FragColor.a = 1.0f;
    }
}