tweaking speed

include/NeuralNetwork/FeedForward/Network.h

@@ -20,7 +20,7 @@ namespace FeedForward {
 			 * @brief Constructor for Network
 			 * @param _inputSize is number of inputs to network
 			 */
-			inline Network(size_t _inputSize):NeuralNetwork::Network(_inputSize,_inputSize),layers() {
+			inline Network(size_t _inputSize):NeuralNetwork::Network(_inputSize,_inputSize),layers(),_partialInput(_inputSize),_partialOutput(_inputSize) {
 				appendLayer(_inputSize);
 			};
 
@@ -42,9 +42,17 @@ namespace FeedForward {
 					_inputs=size;
 				}
 
+				if(_partialInput.size() < size+1) {
+					_partialInput.resize(size+1);
+				}
+
+				if(_partialOutput.size() < size+1) {
+					_partialOutput.resize(size+1);
+				}
+
 				_outputs=size;
 
-				return *layers[layers.size()-1];//.back();
+				return *layers.back();
 			}
 
 			Layer& operator[](const std::size_t &id) {
@@ -80,6 +88,8 @@ namespace FeedForward {
 
 		protected:
 			std::vector<Layer*> layers;
+			std::vector<float> _partialInput = {};
+			std::vector<float> _partialOutput = {};
 
 		private:
 			inline Network():NeuralNetwork::Network(0,0),layers() {