public void UpdateVolumeTexture(float[, ,] volumeData)
{
VolumeTexture tmp = _texture[0];
_texture[0] = _texture[1];
int temp = 0;
int nz = volumeData.GetLength(0);
if (texture != null)
{
texture.Dispose();
}
texture = new VolumeTexture(DrawArgs.Device, _nx, _ny, nz, 1, Usage.None, Format.A8R8G8B8, Pool.Managed);
DataBox db = texture.LockBox(0, LockFlags.None);
BinaryWriter bw = new BinaryWriter(db.Data);
bw.Seek(0, SeekOrigin.Begin);
for (int l = 0; l < nz; l++)
{
for (int r = 0; r < _ny; r++)
{
for (int c = 0; c < _nx; c++)
{
temp = _dvr.ActualValueToTransferMapCoord(volumeData[l, r + _iy, c + _ix]);
bw.Write(temp << 16);
}
}
}
texture.UnlockBox(0);
_texture[1] = texture;
tmp.Dispose();
GC.Collect();
}
public void Run(OpsContext context, OpsStatement statement)
{
ShadeArgs args = statement.Arguments as ShadeArgs;
ConstantTable constantTable = SetupDevice(context, args);
EffectHandle hTarget = constantTable.GetConstant(null, "Target");
ArrayList containers = statement.GetContent(context);
OpsConsole.WriteLine("Shading textures with \"{0}\"", args.File);
foreach (OpsTexture container in containers)
{
if (hTarget != null)
{
context.Device.SetTexture(
constantTable.GetSamplerIndex(hTarget),
container.Texture);
}
if (container.Texture is Texture)
{
Texture oldTexture = container.Texture as Texture;
Texture newTexture = OpsTextureHelper.CloneTexture(oldTexture, Usage.None, Pool.Managed);
for (int mip = 0; mip < oldTexture.LevelCount; mip++)
{
SurfaceDescription sd = oldTexture.GetLevelDescription(mip);
CheckFormatValid(sd.Format);
Surface rt = context.Device.CreateRenderTarget(sd.Width, sd.Height, sd.Format, MultiSampleType.None, 0, true);
context.Device.SetRenderTarget(0, rt);
ShadeVertex[] vb = new ShadeVertex[]
{
ShadeVertex.ForTexture(-1.0f, -1.0f, sd.Width, sd.Height),
ShadeVertex.ForTexture(1.0f, -1.0f, sd.Width, sd.Height),
ShadeVertex.ForTexture(-1.0f, 1.0f, sd.Width, sd.Height),
ShadeVertex.ForTexture(1.0f, 1.0f, sd.Width, sd.Height),
};
context.Device.BeginScene();
context.Device.DrawUserPrimitives(PrimitiveType.TriangleStrip, 2, vb);
context.Device.EndScene();
context.Device.SetRenderTarget(0, context.Device.GetBackBuffer(0, 0, BackBufferType.Mono));
SurfaceLoader.FromSurface(newTexture.GetSurfaceLevel(mip), rt, Filter.None | (container.SRGB?Filter.SrgbOut:0), 0);
}
oldTexture.Dispose();
container.Texture = newTexture;
}
else if (container.Texture is VolumeTexture)
{
VolumeTexture oldTexture = container.Texture as VolumeTexture;
VolumeTexture newTexture = OpsTextureHelper.CloneVolume(oldTexture, Usage.None, Pool.Managed);
for (int mip = 0; mip < oldTexture.LevelCount; mip++)
{
VolumeDescription vd = oldTexture.GetLevelDescription(mip);
CheckFormatValid(vd.Format);
Surface sliceRT = context.Device.CreateRenderTarget(vd.Width, vd.Height, vd.Format, MultiSampleType.None, 0, true);
for (int slice = 0; slice < vd.Depth; slice++)
{
context.Device.SetRenderTarget(0, sliceRT);
ShadeVertex[] vb = new ShadeVertex[]
{
ShadeVertex.ForVolume(-1.0f, -1.0f, slice, vd.Width, vd.Height, vd.Depth),
ShadeVertex.ForVolume(1.0f, -1.0f, slice, vd.Width, vd.Height, vd.Depth),
ShadeVertex.ForVolume(-1.0f, 1.0f, slice, vd.Width, vd.Height, vd.Depth),
ShadeVertex.ForVolume(1.0f, 1.0f, slice, vd.Width, vd.Height, vd.Depth),
};
context.Device.BeginScene();
context.Device.DrawUserPrimitives(PrimitiveType.TriangleStrip, 2, vb);
context.Device.EndScene();
context.Device.SetRenderTarget(0, context.Device.GetBackBuffer(0, 0, BackBufferType.Mono));
OpsTextureHelper.LoadVolumeSliceFromSurface(newTexture, mip, slice, Filter.None | (container.SRGB?Filter.SrgbOut:0), sliceRT);
}
sliceRT.Dispose();
}
oldTexture.Dispose();
container.Texture = newTexture;
}
else if (container.Texture is CubeTexture)
{
CubeTexture oldTexture = container.Texture as CubeTexture;
CubeTexture newTexture = OpsTextureHelper.CloneCube(oldTexture, Usage.None, Pool.Managed);
for (int mip = 0; mip < oldTexture.LevelCount; mip++)
{
SurfaceDescription sd = oldTexture.GetLevelDescription(mip);
CheckFormatValid(sd.Format);
Surface rt = context.Device.CreateRenderTarget(sd.Width, sd.Height, sd.Format, MultiSampleType.None, 0, true);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.PositiveX, mip, sd.Width, container.SRGB);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.PositiveY, mip, sd.Width, container.SRGB);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.PositiveZ, mip, sd.Width, container.SRGB);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.NegativeX, mip, sd.Width, container.SRGB);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.NegativeY, mip, sd.Width, container.SRGB);
RenderCubeMapFace(context, newTexture, rt, CubeMapFace.NegativeZ, mip, sd.Width, container.SRGB);
}
oldTexture.Dispose();
container.Texture = newTexture;
}
}
}