storm 0.11.0

precision mediump float;

in vec2 v_uv;
in vec4 v_color;
out vec4 a_color;

uniform sampler2D tex;

void main() {
    a_color = texture(tex, v_uv) * v_color;
    if (a_color.a <= 0.0) {
        discard;
    }
}