public static void TestColorChange()
{
// Check a color with all the components to 0
DDS.ColorR5G6B5 black = Image.Color.Black;
if (!Image.Color.Black.Equals((Image.Color)black))
{
Console.WriteLine("Black pixel convertion failed!");
}
// Check a color without color loss
var gray = new Image.Color(248, 252, 248);
DDS.ColorR5G6B5 convertedGray = gray;
if (!gray.Equals((Image.Color)convertedGray))
{
Console.WriteLine("Gray pixel convertion failed!");
}
// Check the loss of the white information
DDS.ColorR5G6B5 convertedWhite = Image.Color.White;
if (!gray.Equals((Image.Color)convertedWhite))
{
Console.WriteLine("White pixel convertion failed!");
}
}
public static void TestColorChange()
{
// Check a color with all the components to 0
DDS.ColorR5G6B5 black = Image.Color.Black;
if (!Image.Color.Black.Equals((Image.Color)black))
{
Console.WriteLine("Black pixel convertion failed!");
}
// Check a color without color loss
var gray = new Image.Color(248, 252, 248);
DDS.ColorR5G6B5 convertedGray = gray;
if (!gray.Equals((Image.Color)convertedGray))
{
Console.WriteLine("Gray pixel convertion failed!");
}
// Check the loss of the white information
DDS.ColorR5G6B5 convertedWhite = Image.Color.White;
if (!gray.Equals((Image.Color)convertedWhite))
{
Console.WriteLine("White pixel convertion failed!");
}
}
public static void TestReadBmp()
{
using (var fileStream = new FileStream("test.bmp", FileMode.Open))
{
var bmp = BMP.BMP.read(fileStream);
if (bmp.width != 16)
{
Console.WriteLine("Wrong BMP size");
}
if (bmp.height != 16)
{
Console.WriteLine("Wrong BMP size");
}
Image image = bmp;
Image.Color firstColor = image[0, 0];
Image.Color lastColor = image[15, 15];
if (!firstColor.Equals(Image.Color.Red))
{
Console.WriteLine("First pixel should be red");
}
if (!lastColor.Equals(Image.Color.Black))
{
Console.WriteLine("Last pixel should be black");
}
fileStream.Close();
}
}
public static void TestDDS()
{
Image gradient = gradientImage();
DDS.DDS dds = gradient;
if (dds.width != (uint)(Math.Ceiling(gradient.width / 4f) * 4))
{
Console.WriteLine("DDS file has an incorrent width!");
}
if (dds.height != (uint)(Math.Ceiling(gradient.height / 4f) * 4))
{
Console.WriteLine("DDS file has an incorrent height!");
}
Image image2 = dds;
Image.Color color0 = image2[5, 4];
Image.Color color1 = gradient[5, 4];
if (!color0.Equals(color1))
{
Console.WriteLine("Image -> DDS -> Image fails pixel data!");
}
}
public static void TestWriteBmp()
{
BMP.BMP bmp;
Image gradient = gradientImage();
// Load the example test.bmp
using (var fileStream = new FileStream("test.bmp", FileMode.Open))
{
bmp = BMP.BMP.read(fileStream);
fileStream.Close();
}
// Check replicating the test file test.bmp
File.Delete("test2.bmp");
using (var fileStream2 = new FileStream("test2.bmp", FileMode.OpenOrCreate))
{
// Convert to image and back to bmp
Image image = bmp;
bmp = image;
bmp.write(fileStream2);
fileStream2.Close();
}
// Check the padding and content generating a gradient
File.Delete("gradient.bmp");
using (var fileStream = new FileStream("gradient.bmp", FileMode.OpenOrCreate))
{
// Convert to BMP
bmp = gradient;
// Write it to the disk
bmp.write(fileStream);
fileStream.Close();
}
// Check the saved grandient
using (var fileStream = new FileStream("gradient.bmp", FileMode.Open))
{
bmp = BMP.BMP.read(fileStream);
if (bmp.width != gradient.width)
{
Console.WriteLine("Saved and read gradient image contain different width!");
}
if (bmp.uheight != gradient.height)
{
Console.WriteLine("Saved and read gradient image contain different height!");
}
Image.Color color0 = gradient[5, 4];
Image.Color color1 = bmp[5, 4];
if (!color0.Equals(color1))
{
Console.WriteLine("Saved and read gradient image contain different pixels!");
}
fileStream.Close();
}
}
public static void TestDDSBlock()
{
// R5G6B5 lossless color
var color = new Image.Color(248, 252, 248);
// Image with a single block
Image image = new Image(4, 4, color);
// Image -> DDS
DDS.DDS dds = image;
if (dds.horizontalBlocks != 1 || dds.verticalBlocks != 1)
{
Console.WriteLine("DDS file has an incorrent number of blocks!");
}
if (!dds[0][0].Equals(color) || !dds[0][0].Equals(color))
{
Console.WriteLine("DDS block has an incorrent color!");
}
// Get serialized block struct
DDS_DXT1Block structBlock = dds[0];
Image.Color color2 = structBlock.color0;
if (!color2.Equals(color) || (structBlock.indices & 0x3) != 0)
{
Console.WriteLine("StructBlock contains incorrect colors!");
}
// Set some colors to black and get the block again
image[7] = Image.Color.Black;
image[15] = Image.Color.Black;
// image -> dds -> block -> struct block -> block
dds = image;
structBlock = dds[0];
DXT1Block block = structBlock;
var color3 = block[0];
var color4 = block[7];
var color5 = block[15];
if (!color3.Equals(color) ||
!color4.Equals(Image.Color.Black) ||
!color5.Equals(Image.Color.Black))
{
Console.WriteLine("DDS failed saving/restoring 2 colors!");
}
// Let's save the file and see what happens
File.Delete("block.dds");
using (var fileStream = new FileStream("block.dds", FileMode.OpenOrCreate))
{
dds.write(fileStream);
fileStream.Close();
}
DDS.DDS dds2;
using (var fileStream = new FileStream("block.dds", FileMode.OpenOrCreate))
{
dds2 = DDS.DDS.read(fileStream);
fileStream.Close();
}
block = dds2[0];
color3 = block[0];
color4 = block[7];
color5 = block[15];
if (!color3.Equals(color) ||
!color4.Equals(Image.Color.Black) ||
!color5.Equals(Image.Color.Black))
{
Console.WriteLine("DDS failed saving/restoring 2 colors!");
}
}
