void setTexture(byte[] color, int width, int height)
{
if (_texture == null ||
_texture.Description.Width != width ||
_texture.Description.Height != height)
{
if (_texture != null)
{
_texture.Dispose();
}
Texture2DDescription colordesc = new Texture2DDescription
{
BindFlags = BindFlags.ShaderResource,
Format = Format.B8G8R8A8_UNorm,
Width = width,
Height = height,
MipLevels = 1,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Dynamic,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
ArraySize = 1
};
//テクスチャのセット
_texture = new Texture2D(_device, colordesc);
_effect.GetVariableByName("HandTexture").AsShaderResource().SetResource(new ShaderResourceView(_device, _texture));
}
//テクスチャの書き込み
var data = _texture.Map(Texture2D.CalculateSubResourceIndex(0, 0, 1), MapMode.WriteDiscard, SharpDX.Direct3D10.MapFlags.None);
unsafe
{
var ptr = (byte *)data.DataPointer.ToPointer();
for (int y = 0; y < height; ++y)
{
for (int x = 0; x < width; ++x)
{
ptr[(y * width + x) * 4 + 0] = color[(y * width + x) * 3 + 0]; //B
ptr[(y * width + x) * 4 + 1] = color[(y * width + x) * 3 + 1]; //G
ptr[(y * width + x) * 4 + 2] = color[(y * width + x) * 3 + 2]; //R
ptr[(y * width + x) * 4 + 3] = 255; //A
}
}
}
_texture.Unmap(Texture2D.CalculateSubResourceIndex(0, 0, 1));
}
/// <summary>
/// Captures the texture.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="source">The source.</param>
/// <param name="stagingTexture">The staging texture.</param>
/// <returns></returns>
public static bool CaptureTexture(DeviceContext context, Texture2D source, out Texture2D stagingTexture)
{
stagingTexture = null;
if (source == null)
{
return(false);
}
var desc = source.Description;
if (source.Description.SampleDescription.Count > 1)
{
desc.SampleDescription.Count = 1;
desc.SampleDescription.Quality = 0;
using (var texture = new Texture2D(context.Device, desc))
{
for (var i = 0; i < desc.ArraySize; ++i)
{
for (var level = 0; level < desc.MipLevels; ++level)
{
int mipSize;
var index = texture.CalculateSubResourceIndex(level, i, out mipSize);
context.ResolveSubresource(source, index, texture, index, desc.Format);
}
}
desc.BindFlags = BindFlags.None;
desc.Usage = ResourceUsage.Staging;
desc.CpuAccessFlags = CpuAccessFlags.Read;
desc.OptionFlags &= ResourceOptionFlags.TextureCube;
stagingTexture = new Texture2D(context.Device, desc);
context.CopyResource(texture, stagingTexture);
}
}
else if (desc.Usage == ResourceUsage.Staging && desc.CpuAccessFlags == CpuAccessFlags.Read)
{
stagingTexture = source;
}
else
{
desc.BindFlags = BindFlags.None;
desc.OptionFlags &= ResourceOptionFlags.TextureCube;
desc.CpuAccessFlags = CpuAccessFlags.Read;
desc.Usage = ResourceUsage.Staging;
stagingTexture = new Texture2D(context.Device, desc);
context.CopyResource(source, stagingTexture);
}
return(true);
}
public static void Save(this Texture2D texture, DeviceContext context, Device device, string path, bool withMips)
{
var textureCopy = new Texture2D(device, new Texture2DDescription
{
Width = texture.Description.Width,
Height = texture.Description.Height,
MipLevels = texture.Description.MipLevels,
ArraySize = texture.Description.ArraySize,
Format = texture.Description.Format,
Usage = ResourceUsage.Staging,
SampleDescription = new SampleDescription(1, 0),
BindFlags = BindFlags.None,
CpuAccessFlags = CpuAccessFlags.Read,
OptionFlags = ResourceOptionFlags.None
});
context.CopyResource(texture, textureCopy);
if (texture.Description.ArraySize == 1)
{
if (textureCopy.Description.Format == Format.R16G16_Float)
{
DataBox dataBox = context.MapSubresource(
textureCopy,
0, 0,
MapMode.Read,
SharpDX.Direct3D11.MapFlags.None,
out DataStream dataStream);
AssetsMeta.Texture2DAsset asset2D = new AssetsMeta.Texture2DAsset();
asset2D.Name = path;
asset2D.Data.Width = textureCopy.Description.Width;
asset2D.Data.Height = textureCopy.Description.Height;
asset2D.Data.ColorSpace = ColorSpaceEnum.Linear;
asset2D.Data.ChannelsCount = ChannelsCountEnum.Two;
asset2D.Data.BytesPerChannel = BytesPerChannelEnum.Two;
asset2D.Data.buffer = ReadFully(dataStream);
AssetsManagerInstance.GetManager().FSWorker.CreateAssetFile(asset2D, true);
context.UnmapSubresource(textureCopy, 0);
textureCopy.Dispose();
return;
}
InternalSaveTexture($"{path}.png", 0, 0, Factory, textureCopy, context);
textureCopy.Dispose();
return;
}
AssetsMeta.TextureCubeAsset asset = new AssetsMeta.TextureCubeAsset();
asset.Name = path;
asset.Data.Width = textureCopy.Description.Width;
asset.Data.Height = textureCopy.Description.Height;
asset.Data.ColorSpace = ColorSpaceEnum.Linear;
asset.Data.ChannelsCount = 4;
asset.Data.BytesPerChannel = 2;
asset.Data.MipLevels = withMips ? textureCopy.Description.MipLevels : 1;
asset.Data.buffer = new byte[6][][];
for (int i = 0; i < 6; i++)
{
asset.Data.buffer[i] = new byte[asset.Data.MipLevels][];
for (int mip = 0; mip < asset.Data.MipLevels; mip++)
{
DataBox dataBox = context.MapSubresource(
textureCopy,
mip,
i,
MapMode.Read,
SharpDX.Direct3D11.MapFlags.None,
out DataStream dataStream);
byte[] allMipBytes = ReadFully(dataStream);
dataStream.Dispose();
int mipSize = (int)(asset.Data.Width * Math.Pow(0.5, mip));
int pitch = mipSize * asset.Data.ChannelsCount * asset.Data.BytesPerChannel;
int n = mipSize * pitch;
asset.Data.buffer[i][mip] = new byte[n];
for (int j = 0; j < mipSize; j++)
{
for (int k = 0; k < pitch; k++)
{
asset.Data.buffer[i][mip][j * pitch + k] = allMipBytes[j * dataBox.RowPitch + k];
}
}
context.UnmapSubresource(textureCopy, textureCopy.CalculateSubResourceIndex(mip, i, out int m));
// Dont work cause wrong dataBox.RowPitch on mip levels issue.
// asset.Data.buffer[i][mip] = ReadFully(dataStream);
}
}
AssetsManagerInstance.GetManager().FSWorker.CreateAssetFile(asset, true);
// DEBUG RO PNG
/*if (textureCopy.Description.MipLevels != 5) {
* textureCopy.Dispose();
* return;
* }
*
* for (int mip = 0; mip < textureCopy.Description.MipLevels; mip++) {
* for (int i = 0; i < texture.Description.ArraySize; i++) {
* InternalSaveTexture($"{path}_{CubePostfixes[i]}_mip{mip}.png", i, mip, Factory, textureCopy, context);
* }
* }*/
textureCopy.Dispose();
}