//
// Simple passthrough fragment shader
//
varying vec2 v_vTexcoord;
varying vec4 v_vColour;

vec3 ACESFilm(vec3 x) {
    float a = 2.51;
    float b = 0.03;
    float c = 2.43;
    float d = 0.59;
    float e = 0.14;
	
    return clamp((x * (a * x + b)) / (x * (c * x + d) + e), 0.0, 1.0);
}

void main() {
	vec4 cc = texture2D( gm_BaseTexture, v_vTexcoord );
    gl_FragColor = vec4(ACESFilm(cc.rgb), cc.a);
}