vkd3d/tests/hlsl/uninitialized-varyings.shader_test

% Uninitialized varyings behave generally quite different across different
% drivers. This test is limited to what is more or less consistent.

[require]
shader model < 4.0

[pixel shader]
% The alpha channel is not consistent here.
float4 main(float4 v : texcoord0) : sv_target
{
    return float4(v.xyz, 1);
}

[test]
clear rtv 0  1 0 0 1
todo draw quad
probe (0, 0) rgba (0, 0, 0, 1)


[pixel shader]
float4 main(float2 v : texcoord3, float3 w : texcoord1) : sv_target
{
    return float4(v.xy, w.yz);
}

[test]
clear rtv 0  1 0 0 1
todo draw quad
probe (0, 0) rgba (0, 0, 0, 0)


[require]
% 2.0 consistently yields white. 3.0 has no consistent results.
% color1 also has no consistent results in 2.0 or 3.0.
shader model < 3.0

[pixel shader]
float4 main(float4 v : color0) : sv_target
{
    return v;
}

[test]
clear rtv 0  1 0 0 1
draw quad
probe (0, 0) rgba (1, 1, 1, 1)