Anon Anon
/
MicroMousewithFloodFill
Updated with the Algorithm
Fork of MM_rat_Assignment4-newwest by
Diff: algorithm.h
- Revision:
- 9:97941581fe81
- Parent:
- 8:22e399fe87a4
--- a/algorithm.h Tue Nov 28 21:45:07 2017 +0000 +++ b/algorithm.h Fri Dec 08 05:14:27 2017 +0000 @@ -8,7 +8,7 @@ #include "header.h" struct geoCoord{ geoCoord(int x_in, int y_in){x = x_in; y = y_in;} - geoCoord(){x = 0; y = 0;} + geoCoord(){x = 0; y = 0; distance = 99999.0;} int x, y; double distance; }; @@ -37,10 +37,20 @@ float l,r,lf,rf; FlashIRs(l, r, lf, rf); if(l < 0.17f && r < 0.17f){ + printf("goForward is using Encoder!"); + RightEncoder.reset(); + LeftEncoder.reset(); usePIDEncoder(); + RightEncoder.reset(); + LeftEncoder.reset(); } else{ + printf("goForward is using IR PID!"); + RightEncoder.reset(); + LeftEncoder.reset(); usePIDBoth(); //Goes straight and uses PID using IR and the encoders + RightEncoder.reset(); + LeftEncoder.reset(); } //Should be able to detect if there aren't walls and just work on the encoders //And should also record the distance for just one cell. @@ -48,6 +58,7 @@ } void MoveTo(geoCoord* current_coord, geoCoord* next, int curr_orientation){ //Note that turning automatically sets the global orientation constant + printf("Moving to: (%d, %d) From: (%d, %d): \n", current_coord->x, current_coord->y, next->x, next->y); int diff_x = next->x - current_coord->x; int diff_y = next->y - current_coord->y; if(diff_x == 1){ @@ -93,9 +104,6 @@ turn_left(1); } } - else{ //We've made it to the end! - wait_ms(1000000000); - } goForward(1); return; } @@ -105,17 +113,25 @@ geoCoord Start(0,0); void algorithm(){ //Implementation of floodfill algorithm +for(int i = 0; i < 16; i++){ + for(int k = 0; k < 16; k++){ + cellarray[i][k].x = i; cellarray[i][k].y = k; //Initializes coordinates of geocoord array + } + } for(int i = 0; i < 16; i++){ for(int k = 0; k < 16; k++){ - cellarray[i][k].distance = std::sqrt((double)((double)cellarray[i][k].x - (double)Start.x)*((double)cellarray[i][k].x - (double)Start.x) + ((double)cellarray[i][k].y - (double)Start.y)*((double)cellarray[i][k].y - (double)Start.y)); //Initializes the distances of the cellarray + cellarray[i][k].distance = std::sqrt((double)(cellarray[i][k].x - Start.x)*(double)(cellarray[i][k].x - Start.x) + (double)(cellarray[i][k].y - Start.y)*(double)(cellarray[i][k].y - Start.y)); //Initializes the distances of the cellarray + printf("Cell Distance to (%d, %d): %.2f \n", i, k, cellarray[i][k].distance); } } std::stack<geoCoord*> cells_to_traverse; cells_to_traverse.push(&Start); while(cells_to_traverse.size() > 0){ geoCoord* current = cells_to_traverse.top(); - cells_to_traverse.pop(); + printf("CurrentGeoCoord (%d, %d): %.2f \n", current->x, current->y, current->distance); + cells_to_traverse.pop();//Theory: It's not pushing the correct cells. int r_val = isWall(); + printf("r_val: %d \n", r_val); for(int i = 1; i < 8; i+= 2) //1 for Forward, 3 for Left, 5 for South, 7 for Right. South probably isn't going to be a thing if(r_val&i == i){ //Potentially pushes 4 cells onto the stack if(i == 1 && current->y < 15) @@ -128,12 +144,13 @@ cells_to_traverse.push(&cellarray[current->x][current->y-1]); //Checks bounds for the potential cells to push. } std::vector<geoCoord*> neighboring_cells; - for(int i = 0; i < cells_to_traverse.size(); i++){ + unsigned int t_size = cells_to_traverse.size(); + for(int i = 0; i < t_size; i++){ neighboring_cells.push_back(cells_to_traverse.top()); //We temporarily put neighboring cells into a vector and sort them cells_to_traverse.pop(); } std::sort(neighboring_cells.begin(), neighboring_cells.end(), compare); - for(int i = 0; i < neighboring_cells.size(); i++){ + for(int i = 0; i < t_size; i++){ cells_to_traverse.push(neighboring_cells[i]); //Puts the sorted vector into reverse order back into the stack } MoveTo(current, cells_to_traverse.top(), global_orientation); //Moves to the cell that is the closest to the target cell