/*public static void memcpy(float[] a1, long dst, float[] a2, long dst2, long size)
* {
* for (int i = 0; i < size / 4; i++)
* {
* a1[i + dst] = a2[i + dst2];
* }
* }*/
/*
* THFloatTensor *input,
* THFloatTensor *output,
* THIntTensor *weight,
* THFloatTensor *bias,
* THFloatTensor *columns,
* THFloatTensor *alphas,
* int kH, int kW,
* int dH, int dW,
* int padH, int padW)*/
public static void THNN_Bin_SpatialConvolutionMM_updateOutput(
IntPtr input,
IntPtr output,
IntPtr weight,
IntPtr bias,
IntPtr columns,
IntPtr alphas,
int kH, int kW,
int dH, int dW,
int padH, int padW
, bool quantOutput = false)
{
int ndim = THWrapper.THFloatTensor_nDimension(input);
int dimf = 0;
int dimh = 1;
int dimw = 2;
if (ndim == 4)
{
dimf++;
dimh++;
dimw++;
}
var nInputPlane = THWrapper.THFloatTensor_size(input, dimf);
var inputHeight = THWrapper.THFloatTensor_size(input, dimh);
var inputWidth = THWrapper.THFloatTensor_size(input, dimw);
var nOutputPlane = THWrapper.THFloatTensor_size(weight, 0);
var outputHeight = (inputHeight + 2 * padH - kH) / dH + 1;
var outputWidth = (inputWidth + 2 * padW - kW) / dW + 1;
//InternalArray ones = new InternalArray(new int[] { 1 });
IntPtr ones = THWrapper.THFloatTensor_new();
if (bias != null && THWrapper.THFloatTensor_nDimension(bias) == 1)
{
THWrapper.THFloatTensor_resize2d(bias, THWrapper.THFloatTensor_size(bias, 0), 1);
//THFloatTensor_resize2d(bias, bias.Shape[0], 1);
}
THWrapper.THFloatTensor_resize2d(ones, 1, outputHeight * outputWidth);
//THFloatTensor_resize2d(ones, 1, outputHeight * outputWidth);
THWrapper.THFloatTensor_fill(ones, 1);
//THFloatTensor_fill(ones, 1);
var T = THWrapper.THFloatTensor_size(input, 0);
//InternalArray bin_col = new InternalArray(new int[] { 1 });
var bin_col = THWrapper.THIntTensor_new();
THWrapper.THFloatTensor_resize4d(output, T, (int)nOutputPlane, outputHeight, outputWidth);
//THFloatTensor_resize4d(output, T, (int)nOutputPlane, outputHeight, outputWidth);
THWrapper.THFloatTensor_resize3d(columns, T, kW * kH * nInputPlane, outputHeight * outputWidth);
//THFloatTensor_resize3d(columns, T, kW * kH * nInputPlane, outputHeight * outputWidth);
THWrapper.THIntTensor_resize3d(bin_col, T, (int)nOutputPlane, outputHeight * outputWidth);
//THIntTensor_resize3d(bin_col, T, (int)nOutputPlane, outputHeight * outputWidth);
for (int t = 0; t < T; t++)
{
/*var input_t = input.Get2DImageFrom4DArray(0, t);
* var columns_t = columns.Get2DImageFrom4DArray(0, t);
* var bin_col_t = bin_col.Get2DImageFrom4DArray(0, t);*/
//var _bin_col = bin_col.ToTHTensor();
var input_t = THWrapper.THFloatTensor_newSelect(input, 0, t);
var columns_t = THWrapper.THFloatTensor_newSelect(columns, 0, t);
var bin_col_t = THWrapper.THIntTensor_newSelect(bin_col, 0, t);
/* var bbb = InternalArray.FromTHFloatTensor(columns_t);
* for (int i = 0; i < bbb.Data.Length; i++)
* {
* var res = bbb.Data[i];
* if (res != 0)
* {
*
* }
*
* }*/
THNN_unfolded_copy(
columns_t, input_t, kW, kH, dW, dH, padW, padH,
(int)nInputPlane, (int)inputWidth, (int)inputHeight, (int)outputWidth, (int)outputHeight
);
// bbb = InternalArray.FromTHFloatTensor(columns_t);
//Debug.Assert(bbb.Data[1800] == -0.053401);
//Debug.Assert(bbb.Data[4200] == -0.852360);
/* for (int i = 0; i < bbb.Data.Length; i++)
* {
* var res = bbb.Data[i];
* if (res != 0)
* {
*
* }
* }*/
encode_cols_cpu(columns_t, bin_col_t);
// var bb = InternalArray.FromTHIntTensor(bin_col_t);
/* for (int i = 0; i < bb.IntData.Length; i++)
* {
* var res = bb.IntData[i];
* if (res != 0)
* {
*
* }
* }*/
}
for (int t = 0; t < T; t++)
{
/* THFloatTensor* output_t = THFloatTensor_newSelect(output, 0, t);
* THIntTensor* bin_col_t = THIntTensor_newSelect(bin_col, 0, t);
*/
/*var output_t = output.Get2DImageFrom4DArray(0, t);
* var bin_col_t = bin_col.Get2DImageFrom4DArray(0, t);*/
//var _output = output.ToTHTensor();
//var _bin_col = bin_col.ToTHTensor();
var output_t = THWrapper.THFloatTensor_newSelect(output, 0, t);
var bin_col_t = THWrapper.THIntTensor_newSelect(bin_col, 0, t);
THNN_Bin_SpatialConvolutionMM_updateOutput_frame(
output_t, weight, bias, ones, bin_col_t, alphas, kW, kH, dW, dH, padW, padH,
nInputPlane, inputWidth, inputHeight, nOutputPlane, outputWidth, outputHeight, quantOutput
);
}
}