// Each #kernel tells which function to compile; you can have many kernels
#pragma kernel CSMain
#pragma kernel DebugSphere

// Create a RenderTexture with enableRandomWrite flag and set it
// with cs.SetTexture
//RWTexture2D<half4> Result;
RWTexture3D<float> Result;
int dispatchCubeSide;

[numthreads(8,8,8)]
void CSMain (uint3 id : SV_DispatchThreadID)
{
    // TODO: insert actual code here!

    //Result[id.xy] = half4(id.x & id.y, (id.x & 15)/15.0, (id.y & 15)/15.0, 0.0);
    //Result[id.xy] = float4(id.x & id.y, (id.x & 15)/15.0, (id.y & 15)/15.0, 0.0);
    Result[id.xyz] = float(!(id.x & id.y & id.z));
}


[numthreads(8, 8, 8)]
void DebugSphere(uint3 id : SV_DispatchThreadID) {
	float3 p = half3(id)/half3(dispatchCubeSide, dispatchCubeSide, dispatchCubeSide);
	p *= 2; p -= 1;
	float d = length(p) - 0.5;
	if (abs(d) <= 0.05f) {
		//Debug[id] = float4(1.0f, 1.0f, 1.0f, 1.0f);
		Result[id] = 0.5f;
	}
	else {
		//Debug[id] = float4(0.0f, 0.0f, 0.0f, 0.0f);
		Result[id] = 0.5f;
	}
}