layout(location = 0) in vec3 inPosition;
layout(location = 1) in vec4 inColor;

layout(location = 0) out vec4 outColor;

//from haikarainen's kit
void main()
{
    outColor = inColor;
    outColor.a *= max(0.0, 1.0 - (length(inPosition) / 100.0));
}