static void P1()
{
var lines = Utilities.GetStringFromFile("Day15.txt").SplitLongArrayFromString(',');
var vm = new IntCodeVM(new IntCodeVMConfiguration()
{
});
vm.WriteProgram(lines);
grid[25, 25] = 'S';
Draw(grid);
vm.WriteInput((long)Facing.north);
//vm.WriteMemory(0, 1);
while (vm.RunProgram() == HALTTYPE.HALT_WAITING)
{
processOutputs(vm);
if (complete)
{
break;
}
//what type of step was taken?
switch (stepType)
{
case StepType.forward:
//was step forward successful? if not turn left
if (!stepSuccess)
{
TurnDirection(Direction.left);
}
//attempt to turn right now.
stepType = StepType.right;
vm.WriteInput((long)GetTurnDirection(Direction.right));
break;
case StepType.right:
//if step was successful change facing and try to turn right again
if (stepSuccess)
{
TurnDirection(Direction.right);
stepType = StepType.right;
vm.WriteInput((long)GetTurnDirection(Direction.right));
}
//step unsuccessful, continue forward.
else
{
vm.WriteInput((long)currentFacing);
stepType = StepType.forward;
}
break;
default:
break;
}
//Draw(grid);
}
Draw(grid);
int[] target = new int[] { 0, 0 };
for (int i = 0; i < grid.GetLength(0); i++)
{
for (int j = 0; j < grid.GetLength(1); j++)
{
if (grid[i, j] == 'O')
{
target = new int[] { i, j };
}
}
}
var s = new seeker(target, 0, grid, new int[] { 25, 25 }, Facing.north);
var result = s.Seek();
Console.WriteLine($"Min Steps to get to Oxygen Control: {result.Value}");
}
