[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float4 y = float4(1.0, 2.0, 3.0, 4.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (30.0, 70.0, 110.0, 150.0)

[pixel shader]
float4 main() : sv_target
{
    float4 x = float4(1.0, 2.0, 3.0, 4.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (90.0, 100.0, 110.0, 120.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float3 y = float3(1.0, 2.0, 3.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (14.0, 38.0, 62.0, 86.0)

[pixel shader]
float4 main() : sv_target
{
    float3 x = float3(1.0, 2.0, 3.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (38.0, 44.0, 50.0, 56.0)

[pixel shader]
float4 main() : sv_target
{
    float3x3 x = float3x3(1.0, 2.0, 3.0,
                          4.0, 5.0, 6.0,
                          7.0, 8.0, 9.0);
    float4 y = float4(1.0, 2.0, 3.0, 4.0);

    return float4(mul(x, y), 0.0);
}

[test]
draw quad
probe (0, 0) rgba (14.0, 32.0, 50.0, 0.0)

[pixel shader]
float4 main() : sv_target
{
    float4 x = float4(1.0, 2.0, 3.0, 4.0);
    float3x3 y = float3x3(1.0, 2.0, 3.0,
                          4.0, 5.0, 6.0,
                          7.0, 8.0, 9.0);

    return float4(mul(x, y), 0.0);
}

[test]
draw quad
probe (0, 0) rgba (30.0, 36.0, 42.0, 0.0)

[pixel shader]
float4 main() : sv_target
{
    float x = 10.0;
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y)[1];
}

[test]
draw quad
probe (0, 0) rgba (50.0, 60.0, 70.0, 80.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float y = 10.0;

    return mul(x, y)[1];
}

[test]
draw quad
probe (0, 0) rgba (50.0, 60.0, 70.0, 80.0)

[pixel shader]
float4 main() : sv_target
{
    float1 x = float1(10.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (10.0, 20.0, 30.0, 40.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float1 y = float1(10.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (10.0, 50.0, 90.0, 130.0)

[pixel shader]
float4 main() : sv_target
{
    float1x1 x = float1x1(10.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (10.0, 20.0, 30.0, 40.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float1x1 y = float1x1(10.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (10.0, 50.0, 90.0, 130.0)

[pixel shader]
float4 main() : sv_target
{
    float1x4 x = float1x4(1.0, 2.0, 3.0, 4.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (90.0, 100.0, 110.0, 120.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float1x4 y = float1x4(1.0, 2.0, 3.0, 4.0);

    return mul(x, y)[1];
}

[test]
draw quad
probe (0, 0) rgba (5.0, 10.0, 15.0, 20.0)

[pixel shader]
float4 main() : sv_target
{
    float4x1 x = float4x1(1.0, 2.0, 3.0, 4.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y)[1];
}

[test]
draw quad
probe (0, 0) rgba (2.0, 4.0, 6.0, 8.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float4x1 y = float4x1(1.0, 2.0, 3.0, 4.0);

    return mul(x, y);
}

[test]
draw quad
probe (0, 0) rgba (30.0, 70.0, 110.0, 150.0)

[pixel shader]
float4 main() : sv_target
{
    float3x3 x = float3x3(1.0, 2.0, 3.0,
                          4.0, 5.0, 6.0,
                          7.0, 8.0, 9.0);
    float4x4 y = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);

    return mul(x, y)[1];
}

[test]
draw quad
probe (0, 0) rgba (83.0, 98.0, 113.0, 128.0)

[pixel shader]
float4 main() : sv_target
{
    float4x4 x = float4x4(1.0, 2.0, 3.0, 4.0,
                          5.0, 6.0, 7.0, 8.0,
                          9.0, 10.0, 11.0, 12.0,
                          13.0, 14.0, 15.0, 16.0);
    float3x3 y = float3x3(1.0, 2.0, 3.0,
                          4.0, 5.0, 6.0,
                          7.0, 8.0, 9.0);

    return float4(mul(x, y)[1], 0.0);
}

[test]
draw quad
probe (0, 0) rgba (78.0, 96.0, 114.0, 0.0)


[pixel shader]
float4 main() : sv_target
{
    float2x3 a = float2x3(1, 2, 3, 4, 5, 6);
    float3x2 b = float3x2(6, 5, 4, 3, 2, 1);

    float2x2 r = mul(a, b);
    return float4(r);
}

[test]
draw quad
probe (0, 0) rgba (20.0, 14.0, 56.0, 41.0)


[pixel shader]
float4 main() : sv_target
{
    float2x2 a = float2x2(1, 2, 3, 4);
    float2 b = float2(1, 2);

    float2 r = mul(a, b);
    return float4(r, 0, 0);
}

[test]
draw quad
probe (0, 0) rgba (5.0, 11.0, 0.0, 0.0)