109 lines
2.2 KiB
C++
109 lines
2.2 KiB
C++
#include <cstdlib>
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#include "behavior.h"
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// g++ -shared simple.cpp -o simple.dll -I../src
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// inspired of the old "purple.c" behavior
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struct purple_data{
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Coord pos;
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bool new_born;
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bool tried;
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bool brings_food;
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Dir last_dir;
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Action::Type last_action;
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};
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extern "C" void think(Action *action, char *memory, const Info *info)
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{
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int i;
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PixelType type;
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bool success = info->getSuccess();
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purple_data* data = (purple_data*)memory;
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if(!data->new_born){
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success = false;
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data->new_born = true;
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for(i=0; i<4; i++)
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{
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type = info->getNear(Dir(i));
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if(type == SPAWN)
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{
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data->pos = Coord(0) - Dir(i);
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break;
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}
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}
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}
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if(data->last_action == Action::MOVE){
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if(success)
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data->pos += data->last_dir;
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}
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if(data->tried && success)
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data->brings_food = true;
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data->tried = false;
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if(data->brings_food){
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int distance = data->pos.dist();
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if(distance == 1){
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action->type = Action::MOVE;
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action->dir = NORTH;
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for(i=0; i<4; i++){
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type = info->getNear(Dir(i));
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if(type == SPAWN){
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action->dir = Dir(i);
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action->type = Action::PUT;
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data->brings_food = false;
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break;
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}
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}
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}else{
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action->type = Action::MOVE;
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do{
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action->dir = Dir( rand() % 4 );
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}while(~(data->pos + action->dir) > distance && distance != 0);
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}
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data->last_dir = action->dir;
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data->last_action = action->type;
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return;
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}
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for(i=0; i<4; i++){
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type = info->getNear(Dir(i));
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if(type == BERRIES || type == TREE || type == IRON_ORE || type == ROCK){
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action->type = Action::WORK;
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action->dir = Dir(i);
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data->last_dir = action->dir;
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data->last_action = action->type;
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return;
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}else if(type == FOOD){
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action->type = Action::PICK;
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action->dir = Dir(i);
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data->tried = true;
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data->last_dir = action->dir;
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data->last_action = action->type;
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return;
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}
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}
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int blockedCount = 0;
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action->type = Action::MOVE;
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do{
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action->dir = Dir((data->last_dir + rand()%3)%4);
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type = info->getNear(action->dir);
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++blockedCount;
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if(blockedCount > 3)
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{
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action->type = Action::WAIT;
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break;
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}
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}while(!PixelProperty::isWalkable(type));
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data->last_dir = action->dir;
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data->last_action = action->type;
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}
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