
in vec4 a_position;
in vec4 a_color;

uniform mat4 u_projModelView;
out vec4 v_col;

void main() {
    gl_Position = u_projModelView * a_position;
    v_col = a_color;
    v_col.a *= 255.0 / 254.0;
    gl_PointSize = 1.0;
}