[require]
shader model >= 4.1


[sampler 0]
filter linear linear linear
address clamp clamp clamp

[srv 0]
size (2d, 4, 4)
levels 3

0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5

0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5
0.5 0.5 0.5 0.5     0.5 0.5 0.5 0.5

0.5 0.5 0.5 0.5

[pixel shader todo]
sampler s;
Texture2D t;

float4 main(float4 pos : sv_position) : sv_target
{
    return float4(t.CalculateLevelOfDetail(s, pos.xy),
                  t.CalculateLevelOfDetail(s, float2(0.5 * pos.x, 0.5 * pos.y)),
                  t.CalculateLevelOfDetail(s, float2(0.25 * pos.x, 0.25 * pos.y)),
                  floor(10.0 * t.CalculateLevelOfDetail(s, float2(0.1 * pos.x, 0.7 * pos.y))));
}

[test]
todo(sm<6) draw quad
probe (0, 0, 640, 480) rgba (2.0, 1.0, 0.0, 14.0)


[pixel shader todo]
sampler s;
Texture2D t;

float4 main(float4 pos : sv_position) : sv_target
{
    return float4(t.CalculateLevelOfDetail(s, float2(3.0 * pos.x, 5.0 * pos.y)),
                  t.CalculateLevelOfDetail(s, float2(10.0 * pos.x, 10.0 * pos.y)),
                  t.CalculateLevelOfDetail(s, float2(0.1 * pos.x, 0.02 * pos.y)),
                  t.CalculateLevelOfDetail(s, float2(0.01 * pos.x, 0.01 * pos.y)));
}

[test]
todo(sm<6) draw quad
probe (0, 0, 640, 480) rgba (2.0, 2.0, 0.0, 0.0)


[pixel shader todo]
sampler s;
Texture2D t;

float4 main(float4 pos : sv_position) : sv_target
{
    return float4(t.CalculateLevelOfDetailUnclamped(s, pos.xy),
                  t.CalculateLevelOfDetailUnclamped(s, float2(0.5 * pos.x, 0.5 * pos.y)),
                  t.CalculateLevelOfDetailUnclamped(s, float2(0.25 * pos.x, 0.25 * pos.y)),
                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.1 * pos.x, 0.7 * pos.y))));
}

[test]
todo(sm<6) draw quad
probe (0, 0, 640, 480) rgba (2.0, 1.0, 0.0, 14.0)


[pixel shader todo]
sampler s;
Texture2D t;

float4 main(float4 pos : sv_position) : sv_target
{
    return float4(floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(3.0 * pos.x, 6.0 * pos.y))),
                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(8.0 * pos.x, 8.0 * pos.y))),
                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.1 * pos.x, 0.02 * pos.y))),
                  floor(10.0 * t.CalculateLevelOfDetailUnclamped(s, float2(0.01 * pos.x, 0.01 * pos.y))));
}

[test]
todo(sm<6) draw quad
probe (0, 0, 640, 480) rgba (45.0, 50.0, -14.0, -47.0)