#version 100

#ifdef GL_FRAGMENT_PRECISION_HIGH
    precision highp float;
#else
    precision mediump float;
#endif

uniform mat4 view_matrix;
uniform mat4 world_matrix;
uniform vec4 mult_color;
uniform vec4 add_color;

varying vec4 frag_color;

void main() {
    gl_FragColor = vec4(frag_color.rgb * frag_color.a, frag_color.a);
}