Restructure include paths

src/backends/cuda/cuda_backend.cu

@@ -3,7 +3,7 @@
 #include <cstdio>
 #include <cstdlib>
 
-#include "backend/cuda.cuh"
+#include "backend/cuda/cuda.cuh"
 
 cudaDeviceProp initializeCUDA() {
     int deviceCount;

src/backends/cuda/kernels/activation_functions.cu

@@ -1,4 +1,4 @@
-#include "activation_functions.cuh"
+#include "backend/cuda/kernels/activation_functions.cuh"
 
 using namespace CUDANet;
 

src/backends/cuda/kernels/convolution.cu

@@ -1,6 +1,6 @@
 #include <iostream>
 
-#include "convolution.cuh"
+#include "backend/cuda/kernels/convolution.cuh"
 
 using namespace CUDANet;
 
@@ -39,7 +39,7 @@ __global__ void Kernels::convolution(
                     continue;
                 }
 
-                int kernelIndex =
+                int kernel_idx =
                     f * kernel_shape[0] * kernel_shape[1] * input_shape[2] +
                     c * kernel_shape[0] * kernel_shape[1] +
                     k * kernel_shape[1] + l;
@@ -48,7 +48,7 @@ __global__ void Kernels::convolution(
                                      input_shape[1] +
                                  (j * stride_shape[1] + l - padding_shape[1]);
 
-                sum += d_kernel[kernelIndex] * d_input[inputIndex];
+                sum += d_kernel[kernel_idx] * d_input[inputIndex];
             }
         }
     }

src/backends/cuda/kernels/matmul.cu

@@ -1,5 +1,5 @@
-#include "backend/cuda.cuh"
+#include "backend/cuda/cuda.cuh"
-#include "matmul.cuh"
+#include "backend/cuda/kernels/matmul.cuh"
 
 using namespace CUDANet;
 

src/backends/cuda/kernels/pool.cu

@@ -1,5 +1,5 @@
 #include "layer.hpp"
-#include "pool.cuh"
+#include "backend/cuda/kernels/pool.cuh"
 
 using namespace CUDANet;
 

src/backends/cuda/layer_ops.cu

@@ -1,8 +1,8 @@
-#include "backend/cuda.cuh"
+#include "backend/cuda/cuda.cuh"
-#include "kernels/activation_functions.cuh"
+#include "backend/cuda/kernels/activation_functions.cuh"
-#include "kernels/convolution.cuh"
+#include "backend/cuda/kernels/convolution.cuh"
-#include "kernels/matmul.cuh"
+#include "backend/cuda/kernels/matmul.cuh"
-#include "kernels/pool.cuh"
+#include "backend/cuda/kernels/pool.cuh"
 
 using namespace CUDANet::Backends;
 

src/backends/cuda/tensor_ops.cu

@@ -1,8 +1,8 @@
 #include <iostream>
 
 #include "backend.hpp"
-#include "backend/cuda.cuh"
+#include "backend/cuda/cuda.cuh"
-#include "kernels/matmul.cuh"
+#include "backend/cuda/kernels/matmul.cuh"
 
 using namespace CUDANet::Backends;