public void SetPixel()
{
Texture1D tex = new Texture1D(2, 4, 32);
tex.SetPixel(0, new ColorRGBA(1, 2, 3, 4));
Assert.AreEqual(1, tex.GetChannel(0, 0));
Assert.AreEqual(2, tex.GetChannel(0, 1));
Assert.AreEqual(3, tex.GetChannel(0, 2));
Assert.AreEqual(4, tex.GetChannel(0, 3));
}
public void BilinearFilter_DoesMirror()
{
int width = 2;
int bitDepth = 32;
Texture1D tex = CreateXFilledTexture(width, bitDepth, TEXTURE_WRAP.MIRROR);
Assert.AreEqual(0.5f, tex.GetChannel(-0.5f, 0));
Assert.AreEqual(0.25f, tex.GetChannel(-0.25f, 0));
Assert.AreEqual(0.0f, tex.GetChannel(0.0f, 0));
Assert.AreEqual(0.25f, tex.GetChannel(0.25f, 0));
Assert.AreEqual(0.5f, tex.GetChannel(0.5f, 0));
Assert.AreEqual(0.75f, tex.GetChannel(0.75f, 0));
Assert.AreEqual(1.0f, tex.GetChannel(1.0f, 0));
Assert.AreEqual(0.75f, tex.GetChannel(1.25f, 0));
Assert.AreEqual(0.5f, tex.GetChannel(1.5f, 0));
}
public void GetChannel_DoesClamp()
{
int width = 4;
int bitDepth = 32;
Texture1D tex = CreateXFilledTexture(width, bitDepth, TEXTURE_WRAP.CLAMP);
Assert.AreEqual(0, tex.GetChannel(-2, 0));
Assert.AreEqual(0, tex.GetChannel(-1, 0));
Assert.AreEqual(0, tex.GetChannel(0, 0));
Assert.AreEqual(1, tex.GetChannel(1, 0));
Assert.AreEqual(2, tex.GetChannel(2, 0));
Assert.AreEqual(3, tex.GetChannel(3, 0));
Assert.AreEqual(3, tex.GetChannel(4, 0));
Assert.AreEqual(3, tex.GetChannel(5, 0));
}
public void GetChannel_DoesMirror()
{
int width = 4;
int bitDepth = 32;
Texture1D tex = CreateXFilledTexture(width, bitDepth, TEXTURE_WRAP.MIRROR);
tex.Wrap = TEXTURE_WRAP.MIRROR;
Assert.AreEqual(2, tex.GetChannel(-2, 0));
Assert.AreEqual(1, tex.GetChannel(-1, 0));
Assert.AreEqual(0, tex.GetChannel(0, 0));
Assert.AreEqual(1, tex.GetChannel(1, 0));
Assert.AreEqual(2, tex.GetChannel(2, 0));
Assert.AreEqual(3, tex.GetChannel(3, 0));
Assert.AreEqual(2, tex.GetChannel(4, 0));
Assert.AreEqual(1, tex.GetChannel(5, 0));
}
public void GetChannel()
{
int width = 65;
int channels = 3;
int bitDepth = 32;
Texture1D tex = CreateIndexFilledTexture(width, channels, bitDepth);
for (int x = 0; x < width; x++)
{
for (int c = 0; c < channels; c++)
{
int idx = (x * channels) + c;
Assert.AreEqual(idx, tex.GetChannel(x, c));
}
}
}
