1 00:00:00,000 --> 00:00:03,180 Welcome back, my fellow game developers. 2 00:00:03,179 --> 00:00:04,669 In this video, we added 3 00:00:04,665 --> 00:00:06,755 a shooting range. It's pretty simple. 4 00:00:06,750 --> 00:00:07,920 We've already done this. 5 00:00:07,920 --> 00:00:10,380 You can see right now the enemy no longer 6 00:00:10,380 --> 00:00:13,040 shoots us unless we stop in this red circle. 7 00:00:13,035 --> 00:00:14,175 When we do stuff in, 8 00:00:14,175 --> 00:00:17,125 he starts throwing his sorts arrows. 9 00:00:17,120 --> 00:00:19,570 If we're out, he does not throw them. 10 00:00:19,565 --> 00:00:21,745 Now, let's not waste anymore time. 11 00:00:21,740 --> 00:00:24,050 This video isn't just about creating the range. 12 00:00:24,050 --> 00:00:26,230 We also had an extra, 13 00:00:26,225 --> 00:00:28,465 let's call it lesson. 14 00:00:28,460 --> 00:00:31,210 And here, an extra point to create. 15 00:00:31,205 --> 00:00:33,385 We use the knowledge of our methods. 16 00:00:33,380 --> 00:00:35,030 So let's not waste any more time 17 00:00:35,030 --> 00:00:37,640 talking and let's get started. 18 00:00:37,640 --> 00:00:43,780 Oh, okay, so time to add a shooting range to our enemy. 19 00:00:43,775 --> 00:00:45,295 But before we do that, 20 00:00:45,290 --> 00:00:46,910 there is one thing that we need to 21 00:00:46,910 --> 00:00:48,560 take care of and that is that 22 00:00:48,560 --> 00:00:50,330 the sword wasn't getting 23 00:00:50,330 --> 00:00:53,570 destroyed when it hit some kind of trigger. 24 00:00:53,570 --> 00:00:55,050 And you might be thinking, 25 00:00:55,054 --> 00:00:56,844 well, why is that happening? 26 00:00:56,840 --> 00:00:58,640 Even though we have the enemy bullet 27 00:00:58,640 --> 00:01:00,370 on trigger, everything is working. 28 00:01:00,365 --> 00:01:02,245 There is a small detail that 29 00:01:02,240 --> 00:01:04,840 I should have told you I made the mistake. 30 00:01:04,835 --> 00:01:08,125 We do need a rigid body 2D in here, 31 00:01:08,120 --> 00:01:10,540 but we need to make it kinematic. 32 00:01:10,535 --> 00:01:13,815 So now when the flying salt 33 00:01:13,819 --> 00:01:16,459 has a rigid body to the end Is Kinematic, 34 00:01:16,460 --> 00:01:18,140 it will be destroyed when it hits 35 00:01:18,140 --> 00:01:19,880 a wall with that out of the way. 36 00:01:19,880 --> 00:01:21,890 Excuse me for not saying that before I 37 00:01:21,890 --> 00:01:24,170 told you you shouldn't have a rigid body. 38 00:01:24,170 --> 00:01:27,500 We should, but it should be kinematic. 39 00:01:27,500 --> 00:01:30,310 So let's continue on. What do we need? 40 00:01:30,305 --> 00:01:32,995 We need to have the ability to show 41 00:01:32,990 --> 00:01:36,120 the player only at a certain range. 42 00:01:36,124 --> 00:01:37,374 How do we do that? 43 00:01:37,370 --> 00:01:39,820 By giving you a challenge? 44 00:01:39,815 --> 00:01:41,795 And your challenge is to create 45 00:01:41,795 --> 00:01:44,005 a shooting range with color. 46 00:01:44,000 --> 00:01:47,630 So create a float variable for the shooting range. 47 00:01:47,630 --> 00:01:48,950 Before we can shoot, 48 00:01:48,950 --> 00:01:51,710 make sure we are in the shooting range by checking 49 00:01:51,710 --> 00:01:53,180 the distance between the enemy and 50 00:01:53,180 --> 00:01:55,550 the player and draw a yellow. 51 00:01:55,550 --> 00:01:56,810 I'm not sure why I said the 52 00:01:56,810 --> 00:01:58,580 yellow because we already have yellow. 53 00:01:58,580 --> 00:02:00,770 Choose whatever color you want and make sure 54 00:02:00,770 --> 00:02:03,020 that that is the shooting range. 55 00:02:03,020 --> 00:02:04,910 Makes sure that the enemy doesn't shoot 56 00:02:04,910 --> 00:02:08,350 unless the player is in that shooting range. 57 00:02:08,345 --> 00:02:13,615 So pause the video right now and go do the challenge. 58 00:02:13,610 --> 00:02:15,770 Okay, welcome back. 59 00:02:15,770 --> 00:02:19,300 So I'm going to go into the enemy controller. 60 00:02:19,295 --> 00:02:22,345 And where do we shoot? There we go. 61 00:02:22,340 --> 00:02:24,580 This is the time between shots. 62 00:02:24,575 --> 00:02:27,835 And let's go ahead and added. 63 00:02:27,830 --> 00:02:30,500 I think this is a good place to add it. 64 00:02:30,500 --> 00:02:32,950 So I'm going to create a serialized field, 65 00:02:32,945 --> 00:02:35,915 which will be a float, 66 00:02:35,915 --> 00:02:41,465 and it's going to be the shooting range. 67 00:02:41,465 --> 00:02:42,515 Save that. 68 00:02:42,515 --> 00:02:45,455 And then I'm going to scroll down in here. 69 00:02:45,455 --> 00:02:47,845 I'm going to check if we are not 70 00:02:47,840 --> 00:02:50,650 a male attacker and we are ready to shoot, 71 00:02:50,645 --> 00:02:52,295 then I'm going to go ahead 72 00:02:52,295 --> 00:02:56,225 and up here right before we check for the condition, 73 00:02:56,225 --> 00:02:59,885 create a variable which is going to be the float. 74 00:02:59,885 --> 00:03:02,905 Or know what, let's not create a, an extra variable. 75 00:03:02,900 --> 00:03:04,720 Let's just put it in here. 76 00:03:04,715 --> 00:03:06,295 We'll add another condition. 77 00:03:06,290 --> 00:03:07,970 And that condition will be that a 78 00:03:07,970 --> 00:03:10,400 vector three and calculate 79 00:03:10,400 --> 00:03:15,860 the distance between the layer to chase. 80 00:03:15,860 --> 00:03:18,100 There we go the player to chase 81 00:03:18,095 --> 00:03:21,745 dot transform dot position. 82 00:03:21,740 --> 00:03:23,480 And we are going to check for 83 00:03:23,480 --> 00:03:27,710 the transform dot position of the enemy. 84 00:03:27,710 --> 00:03:31,030 And if it's less than the shooting range, 85 00:03:31,025 --> 00:03:33,415 then we are going to start the condition. 86 00:03:33,410 --> 00:03:36,100 Now you've noticed that this line is a bit long. 87 00:03:36,095 --> 00:03:39,065 So what we can do is simply go this, 88 00:03:39,065 --> 00:03:41,455 hit enter, go in here, hit Enter. 89 00:03:41,450 --> 00:03:43,820 So now they are on separate lines. 90 00:03:43,820 --> 00:03:45,920 We can see them more clearly. 91 00:03:45,920 --> 00:03:47,930 If you want, you can keep them on the same line. 92 00:03:47,930 --> 00:03:50,960 And this is a better way of looking at the conditions. 93 00:03:50,960 --> 00:03:54,830 We can also add this right here so we know everything. 94 00:03:54,830 --> 00:03:57,170 With that done, we're going to save oh, 95 00:03:57,170 --> 00:03:59,260 and we need to draw the longest most. 96 00:03:59,255 --> 00:04:05,085 So I'm going to go ahead and duplicate these two lines. 97 00:04:05,089 --> 00:04:07,969 And I'm going to make the color not yellow. 98 00:04:07,970 --> 00:04:09,290 Let's make it blue. 99 00:04:09,290 --> 00:04:13,070 And this is going to be the shooting range. 100 00:04:13,070 --> 00:04:15,940 Save that back in our game. 101 00:04:15,935 --> 00:04:18,415 Let's see the enemy. 102 00:04:18,410 --> 00:04:20,920 Now, what do you want the shooting range to be? 103 00:04:20,915 --> 00:04:23,735 Of course, it will depend on how the game will be. 104 00:04:23,735 --> 00:04:25,015 So for example, you can make 105 00:04:25,010 --> 00:04:26,800 the shooting range a bit bigger, 106 00:04:26,795 --> 00:04:29,305 but maybe just maybe you would want 107 00:04:29,300 --> 00:04:34,300 the player chase to be around like that. 108 00:04:34,295 --> 00:04:38,135 So the enemy might need to chase the player a bit. 109 00:04:38,135 --> 00:04:41,755 And when he is in the range he started shooting, 110 00:04:41,750 --> 00:04:43,730 or we can do whatever you want. 111 00:04:43,730 --> 00:04:44,960 It depends on your game. 112 00:04:44,960 --> 00:04:47,200 Will just add the slide here, 113 00:04:47,195 --> 00:04:50,695 circled labeled bigger, save that, run the game. 114 00:04:50,690 --> 00:04:53,300 And now we should see that the enemy doesn't 115 00:04:53,300 --> 00:04:56,270 shoot until we get an range. 116 00:04:56,270 --> 00:04:57,380 So there we go. 117 00:04:57,380 --> 00:04:59,150 He starts shooting at the player. 118 00:04:59,150 --> 00:05:01,720 If we go out, does he continue shooting? 119 00:05:01,715 --> 00:05:04,045 No pay, doesn't. He stops. 120 00:05:04,040 --> 00:05:05,930 We are in his fruits. 121 00:05:05,930 --> 00:05:09,440 We are out. He stops shooting. Okay, great. 122 00:05:09,440 --> 00:05:11,240 So that working, I 123 00:05:11,240 --> 00:05:13,820 believe we still have a bit of time and 124 00:05:13,820 --> 00:05:15,850 we will use that time to 125 00:05:15,845 --> 00:05:18,365 arrange everything that we have in here. 126 00:05:18,365 --> 00:05:20,105 So what is the problem? 127 00:05:20,105 --> 00:05:22,055 You can see everything is working. 128 00:05:22,055 --> 00:05:23,395 We don't have an errors. 129 00:05:23,390 --> 00:05:26,110 But the code is very API. 130 00:05:26,105 --> 00:05:28,045 You can see right here that we have 131 00:05:28,040 --> 00:05:30,730 this update and this update does a lot, 132 00:05:30,725 --> 00:05:33,055 and this is not something that we want an even. 133 00:05:33,050 --> 00:05:35,520 And the player, you can see player controller. 134 00:05:35,524 --> 00:05:39,294 We have a lot of lines of code and they are messy. 135 00:05:39,290 --> 00:05:40,460 What happens in here? 136 00:05:40,460 --> 00:05:41,060 What do we do? 137 00:05:41,060 --> 00:05:42,200 Do we should do a move to 138 00:05:42,200 --> 00:05:44,630 replay what is happening in here. 139 00:05:44,630 --> 00:05:46,150 So we are going to, 140 00:05:46,145 --> 00:05:49,115 of course fix this by creating or 141 00:05:49,115 --> 00:05:52,745 using our new found knowledge of creating methods. 142 00:05:52,745 --> 00:05:54,685 What we can do is, 143 00:05:54,680 --> 00:05:57,620 for example, let's say where is the player walking? 144 00:05:57,620 --> 00:06:00,910 So this is the movement we normalize, we give velocity. 145 00:06:00,905 --> 00:06:03,535 So from the first line to this line, 146 00:06:03,530 --> 00:06:05,800 we are moving the player. 147 00:06:05,795 --> 00:06:08,785 Let's go ahead and select all of these. 148 00:06:08,780 --> 00:06:10,700 I'm going to select these lines. 149 00:06:10,700 --> 00:06:12,460 I'm going to right-click. 150 00:06:12,455 --> 00:06:14,185 And you can see right here that we have 151 00:06:14,180 --> 00:06:16,510 the quick actions and refactoring. 152 00:06:16,505 --> 00:06:17,885 So when I click it, 153 00:06:17,885 --> 00:06:19,435 you can see that it gives us 154 00:06:19,430 --> 00:06:21,770 the option to extract a method. 155 00:06:21,770 --> 00:06:23,980 I'm going to click on Extract Method 156 00:06:23,975 --> 00:06:26,515 and now you have a new method. 157 00:06:26,510 --> 00:06:27,760 What do you want to call it? 158 00:06:27,755 --> 00:06:31,975 Let's call it the moving player. 159 00:06:31,970 --> 00:06:33,650 Hit Enter. So now you 160 00:06:33,650 --> 00:06:35,600 can see that all the lines are gone, 161 00:06:35,600 --> 00:06:38,990 but they are stored in this little nifty, 162 00:06:38,990 --> 00:06:41,300 very handy method down here. 163 00:06:41,300 --> 00:06:43,820 So now we know that we start off by moving 164 00:06:43,820 --> 00:06:46,310 the player and then we have all of this. 165 00:06:46,310 --> 00:06:47,800 So what happens in here, 166 00:06:47,795 --> 00:06:50,515 the mouse position and screen point, 167 00:06:50,510 --> 00:06:52,160 we calculate the offset, 168 00:06:52,160 --> 00:06:53,320 we get the angle, 169 00:06:53,315 --> 00:06:56,665 we rotate the arm and then we check if we 170 00:06:56,660 --> 00:07:00,740 should go from one direction to the next. 171 00:07:00,740 --> 00:07:02,770 What else do we have in here? 172 00:07:02,765 --> 00:07:06,895 Let's separate first of all, the shooting. 173 00:07:06,890 --> 00:07:10,410 So we're going to separate the shooting. 174 00:07:12,730 --> 00:07:15,950 And what did we call this the moving player. 175 00:07:15,950 --> 00:07:23,380 And let's call this the layer shooting enter. 176 00:07:23,375 --> 00:07:25,925 That's called this instead of moving player. 177 00:07:25,925 --> 00:07:29,855 That's called this, the player 178 00:07:29,855 --> 00:07:34,075 Moving and control RR, of course. 179 00:07:34,070 --> 00:07:35,930 And how do we want to separate? 180 00:07:35,930 --> 00:07:39,460 We can call this animating the player if we want. 181 00:07:39,455 --> 00:07:41,305 And we can call 182 00:07:41,300 --> 00:07:46,040 this one setting the player in the right direction. 183 00:07:46,040 --> 00:07:48,710 And this one will be. 184 00:07:48,710 --> 00:07:51,520 But for example, what should we call this? 185 00:07:51,515 --> 00:07:54,715 So honestly, this is all based on your preference. 186 00:07:54,710 --> 00:07:56,480 How do you want to make it? 187 00:07:56,480 --> 00:07:59,810 So I'm going to call this the right-click. 188 00:07:59,810 --> 00:08:05,440 And it's called the pointing. 189 00:08:05,435 --> 00:08:09,465 Pointing in our case. 190 00:08:09,460 --> 00:08:12,890 So obviously you can see right here what happened. 191 00:08:12,890 --> 00:08:16,610 We have this outmost position and out scream point. 192 00:08:16,610 --> 00:08:19,780 That means that we are returning these values. 193 00:08:19,775 --> 00:08:21,475 Why are we returning them? 194 00:08:21,470 --> 00:08:22,940 While? Because we use 195 00:08:22,940 --> 00:08:25,720 the Screen point somewhere else in our code. 196 00:08:25,715 --> 00:08:27,085 That's just said apply for now, 197 00:08:27,080 --> 00:08:29,210 double-click on stream point and there you go. 198 00:08:29,210 --> 00:08:31,630 You can see that we are using the mouse position 199 00:08:31,625 --> 00:08:34,405 and the screen point in this if condition. 200 00:08:34,400 --> 00:08:36,500 But we are calculating it 201 00:08:36,500 --> 00:08:39,650 inside of the point in pointing. 202 00:08:39,650 --> 00:08:41,120 I didn't change the name. 203 00:08:41,120 --> 00:08:42,530 So you can see this is where we 204 00:08:42,530 --> 00:08:44,930 calculated and this is where we need it. 205 00:08:44,930 --> 00:08:46,850 So we create this out, 206 00:08:46,850 --> 00:08:48,280 but I don't want this. 207 00:08:48,275 --> 00:08:51,205 I feel It's a bit bad. 208 00:08:51,200 --> 00:08:53,500 Oops. Too much. 209 00:08:53,495 --> 00:08:56,855 Control Z, layer. 210 00:08:56,855 --> 00:08:59,155 Moving enter. 211 00:08:59,150 --> 00:09:00,250 We save that. 212 00:09:00,245 --> 00:09:04,525 Now let's go ahead and use all of these we right-click. 213 00:09:04,520 --> 00:09:07,760 And what shall we call this huge method? 214 00:09:07,760 --> 00:09:11,100 We will call it, what do we do in here? 215 00:09:12,400 --> 00:09:21,160 Pointing a gun at mouse, at Enter. 216 00:09:21,155 --> 00:09:23,125 So you need the name of the method 217 00:09:23,120 --> 00:09:25,480 to describe what's happening. 218 00:09:25,475 --> 00:09:27,715 And finally, we can say that this is 219 00:09:27,710 --> 00:09:31,760 animating the player Extract Method. 220 00:09:31,760 --> 00:09:37,360 Animating V player hit Enter and whoa, 221 00:09:37,355 --> 00:09:40,135 what a huge difference that 222 00:09:40,130 --> 00:09:42,920 just made seriously look at the update, 223 00:09:42,920 --> 00:09:44,690 how clean it is now, 224 00:09:44,690 --> 00:09:47,390 we know that the player is moving. 225 00:09:47,389 --> 00:09:49,969 He's pointing the gun at the mouse. 226 00:09:49,970 --> 00:09:54,320 We are animating the player and the player is shooting. 227 00:09:54,320 --> 00:09:56,810 And maybe you can even extract 228 00:09:56,810 --> 00:09:58,550 an extra method inside of 229 00:09:58,550 --> 00:10:00,800 the pointing guns to make it even cleaner. 230 00:10:00,800 --> 00:10:04,840 Because for example, what we're doing in here is we are, 231 00:10:04,835 --> 00:10:06,655 may be rotating or 232 00:10:06,650 --> 00:10:08,930 pointing the player in the right direction. 233 00:10:08,930 --> 00:10:11,050 You can even extract these two methods, 234 00:10:11,045 --> 00:10:13,025 even make this more clean. 235 00:10:13,025 --> 00:10:16,205 So her time as a challenge, 236 00:10:16,205 --> 00:10:18,955 I'm going to give you the liberty of 237 00:10:18,950 --> 00:10:22,090 extracting the methods in the NMI controller. 238 00:10:22,085 --> 00:10:23,755 And I'll see you in 239 00:10:23,750 --> 00:10:26,420 the next video where I will have already done this. 240 00:10:26,420 --> 00:10:28,670 Maybe I'll show you whatever you want. 241 00:10:28,670 --> 00:10:30,370 Do it yourself, have fun. 242 00:10:30,365 --> 00:10:31,805 There's no pressure in here. 243 00:10:31,805 --> 00:10:35,575 Just have this practice of doing things on your own. 244 00:10:35,570 --> 00:10:38,110 Of course, I will show you the results later on, 245 00:10:38,105 --> 00:10:40,235 but I hope you enjoy it 246 00:10:40,235 --> 00:10:42,595 and I'll see you in the next video. 247 00:10:42,590 --> 00:10:46,140 Never forget to commit your changes. My body.