#line 1 "funccalls2-in.txt" 
float4x4 mvp;

struct a2v {
	float4 pos : POSITION;
};

struct v2f {
	float4 pos : POSITION;
	float4 color : COLOR;
};

float4 _LightColor;
float3 _LightPos;

float ComputeShadow (float3 pos)
{
	return pow (pos.x, 4.0);
}

float ComputeAtten (float3 pos, float3 lightPos)
{
	return distance (pos, lightPos) * ComputeShadow (pos);
}

float4 ComputeSomeLighting (float3 pos)
{
	float4 res;
	res = _LightColor;
	res *= ComputeAtten (pos, _LightPos);
	return res;
}

v2f main (a2v v)
{
	v2f o;
	float4 pos = mul (mvp, v.pos);
	o.pos = pos;
	o.color = ComputeSomeLighting (v.pos.xyz);
	return o;
}