public void Verify_DispatchAsPixelShader(Device device)
{
using ReadWriteTexture2D <Rgba32, float4> texture = device.Get().AllocateReadWriteTexture2D <Rgba32, float4>(256, 256);
device.Get().ForEach <DispatchPixelShader, float4>(texture);
Rgba32[,] data = texture.ToArray();
for (int y = 0; y < texture.Height; y++)
{
for (int x = 0; x < texture.Width; x++)
{
Rgba32 pixel = data[y, x];
Assert.AreEqual((float)pixel.R / 255, (float)x / texture.Width, 0.1f);
Assert.AreEqual((float)pixel.G / 255, (float)y / texture.Height, 0.1f);
Assert.AreEqual(pixel.B, 255);
Assert.AreEqual(pixel.A, 255);
}
}
}
public unsafe void PixelShader_EarlyReturn(Device device)
{
using ReadWriteTexture2D <Rgba32, float4> texture = device.Get().AllocateReadWriteTexture2D <Rgba32, float4>(128, 128);
device.Get().ForEach <EarlyReturnShader, float4>(texture);
Rgba32[,] result = texture.ToArray();
for (int i = 0; i < texture.Height; i++)
{
for (int j = 0; j < texture.Width; j++)
{
if (j % 2 == 0)
{
Assert.AreEqual(result[i, j], new Rgba32(255, 0, 0, 0));
}
else
{
Assert.AreEqual(result[i, j], new Rgba32(0, 255, 0, 0));
}
}
}
}
