public void CreateMaskTree_should_work() { var memoryStream = GeneratePngStream(); var argbBytes = PngToArgb.Convert(memoryStream, out _, out _); var alpha32Bytes = ExtractAlpha.ArgbToAlpha32(argbBytes); var maskTree = MaskTree.Make(alpha32Bytes, Width, Height); Assert.IsTrue(maskTree == 0b11111110); memoryStream.Dispose(); }
public unsafe void ExtractAlpha_should_work() { var memoryStream = GeneratePngStream(); var argbBytes = PngToArgb.Convert(memoryStream, out _, out _); var alpha32Bytes = ExtractAlpha.ArgbToAlpha32(argbBytes); var argbUints = alpha32Bytes.ToUintPtr(); Assert.IsTrue(argbUints[0] == 0xFFFFFFFF); Assert.IsTrue(argbUints[1] == 0x00000000); Assert.IsTrue(argbUints[2] == 0x00000000); Assert.IsTrue(argbUints[3] == 0x00000000); Assert.IsTrue(argbUints[4 + Width] == 0xFFFFFFFF); Assert.IsTrue(argbUints[5 + Width] == 0xFFFFFFFF); Assert.IsTrue(argbUints[6 + Width] == 0xFFFFFFFF); Assert.IsTrue(argbUints[7 + Width] == 0x00000000); memoryStream.Dispose(); }