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fix bug in export RGB565 format texture

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This commit is contained in:
Perfare 2017-06-22 15:31:38 +08:00
parent b0114520a8
commit bb36839774
1 changed files with 19 additions and 2 deletions
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21
Unity Studio/Unity Classes/Texture2D.cs
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@ -986,9 +986,26 @@ namespace Unity_Studio
private Bitmap RGB565ToBitmap()
{
var hObject = GCHandle.Alloc(image_data, GCHandleType.Pinned);
//stride = m_Width * 2 + m_Width * 2 % 4
//所以m_Width * 2不为4的倍数时，需要在每行补上相应的像素
byte[] buff;
var padding = m_Width * 2 % 4;
var stride = m_Width * 2 + padding;
if (padding != 0)
{
buff = new byte[stride * m_Height];
for (int i = 0; i < m_Height; i++)
{
Array.Copy(image_data, i * m_Width * 2, buff, i * stride, m_Width * 2);
}
}
else
{
buff = image_data;
}
var hObject = GCHandle.Alloc(buff, GCHandleType.Pinned);
var pObject = hObject.AddrOfPinnedObject();
var bitmap = new Bitmap(m_Width, m_Height, m_Width * 2, PixelFormat.Format16bppRgb565, pObject);
var bitmap = new Bitmap(m_Width, m_Height, stride, PixelFormat.Format16bppRgb565, pObject);
hObject.Free();
return bitmap;
}