本文整理汇总了C#中Texture.SetTextureData方法的典型用法代码示例。如果您正苦于以下问题：C# Texture.SetTextureData方法的具体用法？C# Texture.SetTextureData怎么用？C# Texture.SetTextureData使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Texture的用法示例。
在下文中一共展示了Texture.SetTextureData方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Encode
internal static void Encode(Texture texture, Image image, int level)
{
var width = texture.GetWidth(level);
var height = texture.GetHeight(level);
var data = new byte[width * height * 4]; // R G B A
var bitmap = new Bitmap((int)width, (int)height);
Graphics g = Graphics.FromImage(bitmap);
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
g.DrawImage(image, 0, 0, (int)width, (int)height);
g.Dispose();
var rect = new Rectangle(0, 0, (int) width, (int) height);
BitmapData bmpdata = bitmap.LockBits(rect, ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
if (texture.TextureType == TextureType.A8R8G8B8)
{
Marshal.Copy(bmpdata.Scan0, data, 0, (int) width*(int) height*4);
}
else if (texture.TextureType == TextureType.L8)
{
var newData = new byte[width * height];
// Convert to L8
unsafe
{
var p = (byte*)bmpdata.Scan0;
for (var y = 0; y < bitmap.Height; y++)
{
for (var x = 0; x < bitmap.Width; x++)
{
var offset = y * bmpdata.Stride + x * 4;
var dataOffset = y * width + x;
newData[dataOffset] = (byte)((p[offset + 2] + p[offset + 1] + p[offset + 0])/3);
}
}
}
data = newData;
}
else
{
// Convert from the B G R A format stored by GDI+ to R G B A
unsafe
{
var p = (byte*)bmpdata.Scan0;
for (var y = 0; y < bitmap.Height; y++)
{
for (var x = 0; x < bitmap.Width; x++)
{
var offset = y * bmpdata.Stride + x * 4;
var dataOffset = y * width * 4 + x * 4;
data[dataOffset + 0] = p[offset + 2]; // R
data[dataOffset + 1] = p[offset + 1]; // G
data[dataOffset + 2] = p[offset + 0]; // B
data[dataOffset + 3] = p[offset + 3]; // A
}
}
}
}
bitmap.UnlockBits(bmpdata);
bitmap.Dispose();
switch (texture.TextureType)
{
case TextureType.DXT1:
data = DXTEncoder.EncodeDXT1(data, (int) width, (int) height);
break;
case TextureType.DXT3:
data = DXTEncoder.EncodeDXT3(data, (int) width, (int) height);
break;
case TextureType.DXT5:
data = DXTEncoder.EncodeDXT5(data, (int) width, (int) height);
break;
case TextureType.A8R8G8B8:
case TextureType.L8:
// Nothing to do
break;
default:
throw new ArgumentOutOfRangeException();
}
texture.SetTextureData(level, data);
}