Would you like to inspect the original subtitles? These are the user uploaded subtitles that are being translated: 1 1 00:00:00,000 --> 00:00:04,723 [SOUND] >> Hello again, 2 2 00:00:04,723 --> 00:00:07,897 in this video we are evolving our attackers so that when they bump into 3 3 00:00:07,897 --> 00:00:11,480 a defender and, here we go, something, don't shoot, there we go. 4 4 00:00:11,480 --> 00:00:14,520 They start to switch animation state to attacking and 5 5 00:00:14,520 --> 00:00:15,790 start to attack the defenders. 6 6 00:00:15,790 --> 00:00:17,150 So let's jump in and get started. 7 7 00:00:17,150 --> 00:00:18,700 Right, let's have a look at what we have got. 8 8 00:00:18,700 --> 00:00:23,120 In our attackers, we have got one attacker which is the lizard and looking at it now, 9 9 00:00:23,120 --> 00:00:24,872 the collision is in slightly the wrong spot. 10 10 00:00:24,872 --> 00:00:29,045 So I'm gonna change the collision, clicking on Edit Collider, just move it up 11 11 00:00:29,045 --> 00:00:32,928 so it's actually over the lizard and not just hanging out in a weird spot. 12 12 00:00:32,928 --> 00:00:34,912 There we go, apply that back to be PreFab. 13 13 00:00:34,912 --> 00:00:36,380 All right, now I've got one lizard. 14 14 00:00:36,380 --> 00:00:37,370 What else do we need? 15 15 00:00:37,370 --> 00:00:38,470 Who else do we need in our game? 16 16 00:00:38,470 --> 00:00:39,292 Well, let's have a look at that. 17 17 00:00:39,292 --> 00:00:43,897 I am gonna have in my execution of this game a lizard, a fox, a weird jelly or 18 18 00:00:43,897 --> 00:00:48,209 jello kind of dude, and this guy who's called Jabba for some reason, 19 19 00:00:48,209 --> 00:00:51,010 I guess because he looks like Jabba the Hutt. 20 20 00:00:51,010 --> 00:00:52,010 And well done, Rick. 21 21 00:00:52,010 --> 00:00:52,559 Good work. 22 22 00:00:52,559 --> 00:00:56,350 [LAUGH] I'm just like Sherlock Holmes for figuring that out, aren't I? 23 23 00:00:56,350 --> 00:01:00,180 Okay, so I've got speed, attack, health, and a special ability. 24 24 00:01:00,180 --> 00:01:03,390 This speed and attack and health, I'm not gonna go into too much detail. 25 25 00:01:03,390 --> 00:01:06,360 It's kind of regular guy, fast guy. 26 26 00:01:06,360 --> 00:01:08,030 And then this guy's a little bit different, and 27 27 00:01:08,030 --> 00:01:09,630 that guy's a little bit different as well. 28 28 00:01:09,630 --> 00:01:11,770 In terms of the special, the lizard doesn't have a special, 29 29 00:01:11,770 --> 00:01:13,550 he just runs up and hits things. 30 30 00:01:13,550 --> 00:01:16,820 The fox is gonna jump over particular things, 31 31 00:01:16,820 --> 00:01:19,970 specifically the gravestone or the, is that what we're calling it? 32 32 00:01:19,970 --> 00:01:20,820 Gravestone, yes. 33 33 00:01:20,820 --> 00:01:23,390 That we put into our game doesn't stop the fox. 34 34 00:01:23,390 --> 00:01:28,430 The Jello guy, gotta make myself North Americanized, is Ghosting. 35 35 00:01:28,430 --> 00:01:31,210 So he doesn't bump into anything. 36 36 00:01:31,210 --> 00:01:34,480 Just goes walk, walk, walk, walk, walk, right through everything. 37 37 00:01:34,480 --> 00:01:37,320 And then this big old guy goes really slowly. 38 38 00:01:37,320 --> 00:01:39,520 Classic kind of tank dude smashes into stuff. 39 39 00:01:39,520 --> 00:01:40,780 And I'll leave a question mark here. 40 40 00:01:40,780 --> 00:01:43,700 This is gonna be something that at some point you can go ahead and 41 41 00:01:43,700 --> 00:01:47,320 make a cool special move for the Java character. 42 42 00:01:47,320 --> 00:01:49,850 Now what do we need to do in what spot? 43 43 00:01:49,850 --> 00:01:52,120 We've gone our three scripts I'm gonna be referring to. 44 44 00:01:52,120 --> 00:01:55,120 Attacker and then Lizard script or 45 45 00:01:55,120 --> 00:01:58,620 Fox scripts is gonna be specific to the individual attackers. 46 46 00:01:58,620 --> 00:02:03,080 So each character, each attacker will have its own script and then health. 47 47 00:02:03,080 --> 00:02:05,890 With an attacker, we want it to move left, we've done that, set speed, 48 48 00:02:05,890 --> 00:02:09,890 done that, update animation state, we'll do that, and attack a specific target, 49 49 00:02:09,890 --> 00:02:10,940 we'll do that as well. 50 50 00:02:10,940 --> 00:02:14,510 What I mean by specific is we want our attackers to only be attacking 51 51 00:02:14,510 --> 00:02:16,700 one defender at once. 52 52 00:02:16,700 --> 00:02:20,658 And then on, say, the lizard script, or on the Fox script, or 53 53 00:02:20,658 --> 00:02:24,124 on the Java script, we will listen for the collision. 54 54 00:02:24,124 --> 00:02:26,276 So I'm gonna see when collision takes place, and 55 55 00:02:26,276 --> 00:02:29,160 then we're gonna be executing the specific behavior of jump etc. 56 56 00:02:29,160 --> 00:02:32,930 And also saying now it's time to attack. 57 57 00:02:32,930 --> 00:02:35,380 And then on our health script, well, we're tracking current health and 58 58 00:02:35,380 --> 00:02:37,020 decrease in health. 59 59 00:02:37,020 --> 00:02:40,070 Okay, so, let's start the process of giving our lizard what it needs. 60 60 00:02:40,070 --> 00:02:43,380 First of all, it needs an attack animation, so let us go and 61 61 00:02:43,380 --> 00:02:44,500 get ourselves sorted out there. 62 62 00:02:44,500 --> 00:02:49,970 If you look for sprites, for me, it's the Not In Use and we've got Lizard Attacking. 63 63 00:02:49,970 --> 00:02:52,060 I'm gonna drag that into Lizard. 64 64 00:02:52,060 --> 00:02:56,916 Now there might be something specific about the lizard attacking Sprite sheet. 65 65 00:02:56,916 --> 00:02:59,590 when you have a look at it, yep this is happening here. 66 66 00:02:59,590 --> 00:03:05,980 You can see 2048x607, and when we do our calculations, there is I believe 15x6, 67 67 00:03:05,980 --> 00:03:09,220 it ends up with a weird something, something point, something or rather. 68 68 00:03:09,220 --> 00:03:10,540 It doesn't quite make sense. 69 69 00:03:10,540 --> 00:03:14,280 What's happening here, is our original, Sprite is bigger than that. 70 70 00:03:14,280 --> 00:03:17,303 Let me see if I right-click, Show In Explorer, 71 71 00:03:17,303 --> 00:03:20,124 we'll see what the original file is in here. 72 72 00:03:20,124 --> 00:03:24,994 I'm gonna right-click, Show Properties, Properties, 73 73 00:03:24,994 --> 00:03:29,583 and we can see it is under Details, 3765x1116. 74 74 00:03:29,583 --> 00:03:34,328 So it's a much bigger image, but when we look in Unity, it thinks it is 2048. 75 75 00:03:34,328 --> 00:03:37,937 And the reason that's happening is our maximum size for 76 76 00:03:37,937 --> 00:03:40,640 our default has been capped at 2048. 77 77 00:03:40,640 --> 00:03:44,032 So if you click on default, you might be clicked on one of the other buttons, 78 78 00:03:44,032 --> 00:03:46,320 this one that looks like the override for PC, etc. 79 79 00:03:46,320 --> 00:03:51,025 If you click on Default and change the maximum size to 4096, 80 80 00:03:51,025 --> 00:03:55,645 That means that it will allow that size of image in our game, and 81 81 00:03:55,645 --> 00:04:01,069 it won't try to compress it when we import our asset into our Unity build. 82 82 00:04:01,069 --> 00:04:02,720 So if I click, whoops, [LAUGH] I clicked Revert. 83 83 00:04:02,720 --> 00:04:06,515 If I click the right size and Apply, by default, 84 84 00:04:06,515 --> 00:04:11,060 then when we have a look at it, it's 3765x1116. 85 85 00:04:11,060 --> 00:04:14,720 Now we can go ahead and click on our Sprite editor, 86 86 00:04:14,720 --> 00:04:17,350 and you see all this stuff in here. 87 87 00:04:17,350 --> 00:04:21,580 I know, from doing my calculation already, that when I do my cell size, it's going to 88 88 00:04:21,580 --> 00:04:28,400 be similar to previously, with the Lizard, 251x186, and then slice that up. 89 89 00:04:28,400 --> 00:04:31,762 Check on that, looks like we've got it correct, good. 90 90 00:04:31,762 --> 00:04:33,473 And then click Apply. 91 91 00:04:33,473 --> 00:04:35,990 All right, now we've sliced up our Sprite sheet. 92 92 00:04:35,990 --> 00:04:40,070 You might say, well, do we wanna not have such big Sprite sheets in our game? 93 93 00:04:40,070 --> 00:04:42,150 Yes, if you're making a mobile game in particular, 94 94 00:04:42,150 --> 00:04:43,760 you might wanna try to limit the size. 95 95 00:04:43,760 --> 00:04:49,130 We don't really need what's that, 15x6 animations of the guy eating. 96 96 00:04:49,130 --> 00:04:52,060 It's way too many animations, but we're kind of constrained by 97 97 00:04:52,060 --> 00:04:56,170 the assets that we've got from this asset pack, so we'll deal with it. 98 98 00:04:56,170 --> 00:04:59,810 But what's going on here is Unity when you build your game, 99 99 00:04:59,810 --> 00:05:05,860 when you export it as a PC build, or as a web build, or as a Android build. 100 100 00:05:05,860 --> 00:05:11,330 Then it will apply compression so that raw file that I was looking at before, 101 101 00:05:11,330 --> 00:05:17,400 where is it, this raw file here won't end up being, I think this was 16 megabytes. 102 102 00:05:17,400 --> 00:05:19,240 Pull this up, yeah, 16 megabytes. 103 103 00:05:19,240 --> 00:05:22,320 It'll be smaller in whatever the game package 104 104 00:05:22,320 --> 00:05:25,710 is that's exported because Unity is doing its own compression. 105 105 00:05:25,710 --> 00:05:27,470 Okay, now what do we need to do. 106 106 00:05:27,470 --> 00:05:29,590 Well we need to have a new animation. 107 107 00:05:29,590 --> 00:05:31,290 So let's click on our Lizard. 108 108 00:05:31,290 --> 00:05:33,160 Go to Animation. 109 109 00:05:33,160 --> 00:05:36,520 And where it says Lizard Jump, Create New Click. 110 110 00:05:36,520 --> 00:05:42,040 Save this in Assets Animations, Attackers. 111 111 00:05:42,040 --> 00:05:47,800 This will be Lizard Attack when the lizards attack, okay. 112 112 00:05:47,800 --> 00:05:49,290 Now, what do we wanna have in here? 113 113 00:05:49,290 --> 00:05:51,680 Well we need to click on our lizard? 114 114 00:05:51,680 --> 00:05:53,096 Yes, Add Property. 115 115 00:05:53,096 --> 00:05:54,172 Find the Body. 116 116 00:05:54,172 --> 00:05:55,470 Done this a few times now. 117 117 00:05:55,470 --> 00:05:58,290 Sprite Renderer, all the way down to Sprite, click on plus. 118 118 00:05:58,290 --> 00:05:59,625 That'll bring in a couple of Sprites. 119 119 00:05:59,625 --> 00:06:01,496 I'm gonna go to my Lizard Attacking Sprites. 120 120 00:06:01,496 --> 00:06:05,120 So they're being cut up, all 88 of them, which is a little bit excessive. 121 121 00:06:05,120 --> 00:06:07,670 Generally I recommend not bothering with 88, but 122 122 00:06:07,670 --> 00:06:09,500 we'll deal with what we've been given. 123 123 00:06:09,500 --> 00:06:11,500 Drag those over in. 124 124 00:06:11,500 --> 00:06:12,976 Okay, that all should be pretty good. 125 125 00:06:12,976 --> 00:06:13,890 Click on Play. 126 126 00:06:13,890 --> 00:06:15,142 Munch, munch, munch, munch. 127 127 00:06:15,142 --> 00:06:15,900 Munch, munch, munch, munch. 128 128 00:06:15,900 --> 00:06:20,410 All right, it looks cool, looks cool indeed, and change it to 24 frames so 129 129 00:06:20,410 --> 00:06:21,280 we got the right speed. 130 130 00:06:23,220 --> 00:06:24,530 Yeah, nom, nom, nom, nom. 131 131 00:06:24,530 --> 00:06:25,520 Okay, nom noms! 132 132 00:06:25,520 --> 00:06:27,040 Good, we got our nom nom attack. 133 133 00:06:27,040 --> 00:06:28,400 Is that an attack? 134 134 00:06:28,400 --> 00:06:31,140 The attack of the nom noms, I'm sure someone out there has heard of a game that 135 135 00:06:31,140 --> 00:06:33,860 has a nom nom attacking it somewhere. 136 136 00:06:33,860 --> 00:06:36,610 Okay, I hit Save cuz I haven't saved for a while. 137 137 00:06:36,610 --> 00:06:38,550 Go to Animation, I run down to Animator, 138 138 00:06:38,550 --> 00:06:40,920 you can see Lizard Attack has been dropped in there. 139 139 00:06:40,920 --> 00:06:42,520 Let me give ourselves a little bit of space. 140 140 00:06:42,520 --> 00:06:45,740 Now, we need to be transitioning from Walk to Attack, and Attack to Walk. 141 141 00:06:45,740 --> 00:06:50,020 We don't need to be transitioning from Jump to Attack, because we're not going to 142 142 00:06:50,020 --> 00:06:54,560 allow the lizard to be attacking anything until it's totally entered the scene and 143 143 00:06:54,560 --> 00:06:55,310 finished its jump. 144 144 00:06:55,310 --> 00:06:58,990 So click on Lizard Walk, right-click Make Transition to Lizard Attack. 145 145 00:06:58,990 --> 00:07:01,740 Lizard Attack, right-click Make Transition to Lizard Walk. 146 146 00:07:01,740 --> 00:07:05,530 We'll click on over in parameters, we need to add a new parameter 147 147 00:07:05,530 --> 00:07:10,220 which will be a ball, and the ball will be called is attacking. 148 148 00:07:11,780 --> 00:07:13,430 Great stuff, click click. 149 149 00:07:14,540 --> 00:07:17,112 Lets just test that out with the guy we've got now seen, 150 150 00:07:17,112 --> 00:07:18,821 once he's finished doing his jump. 151 151 00:07:20,518 --> 00:07:24,610 Jump, now if I click on Attacking, he's attacking, yep. 152 152 00:07:24,610 --> 00:07:25,320 Starting and stopping. 153 153 00:07:25,320 --> 00:07:25,840 Okay, cool. And 154 154 00:07:25,840 --> 00:07:28,150 the problem is he's still moving across the screen. 155 155 00:07:28,150 --> 00:07:29,570 What do we need to do there? 156 156 00:07:29,570 --> 00:07:31,092 Little mini challenge for you. 157 157 00:07:31,092 --> 00:07:33,829 How do we stop him sliding across the screen? 158 158 00:07:33,829 --> 00:07:38,280 Okay, the way we do that is we find the attack animation. 159 159 00:07:38,280 --> 00:07:41,080 We put in a event right at the very very start. 160 160 00:07:41,080 --> 00:07:43,652 Click on our Event button there, Add Event. 161 161 00:07:43,652 --> 00:07:48,105 And in our Function, we select SetMovementSpeed, and set that to 0. 162 162 00:07:48,105 --> 00:07:52,800 Now, when we click on our Animator, click on Play. 163 163 00:07:52,800 --> 00:07:56,140 We've got our little checkbox we can click isAttacking on and off. 164 164 00:07:56,140 --> 00:08:00,712 Attacking, he stops, turn off isAttacking, [SOUND] okay, and 165 165 00:08:00,712 --> 00:08:04,195 what's happening here is another test for you. 166 166 00:08:04,195 --> 00:08:06,680 Why is he staying in his lizard attack. 167 167 00:08:06,680 --> 00:08:10,250 It's because we're not setting, 168 168 00:08:10,250 --> 00:08:13,540 where are we in here in our lizard attack transition. 169 169 00:08:13,540 --> 00:08:17,230 We have Exit Time ticked on, so we tick Exit Time off. 170 170 00:08:17,230 --> 00:08:21,160 On here I'm going to transition to 0, just cuz I like to do that. 171 171 00:08:21,160 --> 00:08:24,161 And then transition is 0, and has Exit Time off. 172 172 00:08:24,161 --> 00:08:26,076 So the moment the transition happens, 173 173 00:08:26,076 --> 00:08:28,404 we want it to go into the other animation state. 174 174 00:08:28,404 --> 00:08:31,357 It's good to do these things when you can still just tick your box on and off, 175 175 00:08:31,357 --> 00:08:34,589 cuz if you have to wait until you've got your code written, sometimes it's a bit of 176 176 00:08:34,589 --> 00:08:38,080 a pain to figure out is that my code or is that the way I've set up my animator? 177 177 00:08:38,080 --> 00:08:41,770 Okay, so he's not stopping at all, 178 178 00:08:41,770 --> 00:08:47,710 that is because I've broken something, my transition here, okay, so, 179 179 00:08:47,710 --> 00:08:51,060 my tick box some of you have been probably yelling at me Rick, you're an idiot. 180 180 00:08:51,060 --> 00:08:51,840 I am an idiot. 181 181 00:08:51,840 --> 00:08:52,770 I've been ticking the box, 182 182 00:08:52,770 --> 00:08:56,410 it hasn't actually been doing anything because I hadn't put my conditions in yet. 183 183 00:08:56,410 --> 00:08:58,850 It was just going from Walk, to Attack, and then back to Walk. 184 184 00:08:58,850 --> 00:09:01,267 And I thought, I made one of those, I'm pushing the button, and 185 185 00:09:01,267 --> 00:09:02,800 [LAUGH] it's working, it wasn't. 186 186 00:09:02,800 --> 00:09:06,150 Okay, so let's add our conditions on the transition from Walk to Attack. 187 187 00:09:06,150 --> 00:09:09,090 It'd be isAttacking is true, that's correct. 188 188 00:09:09,090 --> 00:09:12,990 Now, on the other way around, it's gonna be isAttacking is false. 189 189 00:09:12,990 --> 00:09:14,717 So I was clicking the little + button there, 190 190 00:09:14,717 --> 00:09:17,862 isAttacking populated automatically, and then changing it from true to false. 191 191 00:09:17,862 --> 00:09:22,730 Now, unless I've done some other dumb thing, which is quite possible. 192 192 00:09:22,730 --> 00:09:25,140 Let me click the box, bump, stops, and eats. 193 193 00:09:26,520 --> 00:09:28,910 There we go, golden, okay. 194 194 00:09:28,910 --> 00:09:31,740 So we've got the behavior that we want, nom, nom, nom, nom. 195 195 00:09:31,740 --> 00:09:34,180 And now we're ready for him to do what? 196 196 00:09:34,180 --> 00:09:38,420 We're ready for him to have that code, so let's click on Lizard. 197 197 00:09:38,420 --> 00:09:41,130 Just make sure everything's applied back in the prefab. 198 198 00:09:41,130 --> 00:09:43,280 We'll go open a script, which script should we open up? 199 199 00:09:43,280 --> 00:09:45,253 We'll open up the Attacker script. 200 200 00:09:46,604 --> 00:09:50,060 We'll start by creating a variable which will be the current target, so 201 201 00:09:50,060 --> 00:09:52,280 I'll make it a game object for now. 202 202 00:09:52,280 --> 00:09:54,000 We might make it a defender in the future, but 203 203 00:09:54,000 --> 00:09:57,180 we'll make a GameObject called this currentTarget. 204 204 00:09:57,180 --> 00:09:58,320 So this is who you're targeting, 205 205 00:09:58,320 --> 00:10:01,100 only one at a time in our particular game at the moment. 206 206 00:10:01,100 --> 00:10:04,010 And now we can scroll all the way down to the bottom of our script underneath 207 207 00:10:04,010 --> 00:10:05,220 SetMovementSpeed. 208 208 00:10:05,220 --> 00:10:10,810 We'll make ourselves a public method, public void, and we'll call this Attack. 209 209 00:10:10,810 --> 00:10:13,500 And in Attack we need to know who we are attacking. 210 210 00:10:13,500 --> 00:10:16,590 So we're going to ask for a GameObject and we'll call it target. 211 211 00:10:17,640 --> 00:10:18,980 And the moment we are attacking, 212 212 00:10:18,980 --> 00:10:22,440 what we want to do is set our animator to attacking. 213 213 00:10:22,440 --> 00:10:24,120 So here's another mini challenge for you. 214 214 00:10:24,120 --> 00:10:30,350 Go ahead and write the line that will set our animation to being attacking. 215 215 00:10:30,350 --> 00:10:32,220 Might need to go have a look at some of our other code, but 216 216 00:10:32,220 --> 00:10:33,630 there's a little mini challenge for you. 217 217 00:10:34,660 --> 00:10:36,530 Okay, first of all we need to get the animator. 218 218 00:10:36,530 --> 00:10:41,325 So GetComponent, Animator, and what we'll do, 219 219 00:10:41,325 --> 00:10:47,580 what we'll SetBool and we'll SetBool to be what, isAttacking. 220 220 00:10:47,580 --> 00:10:51,302 Now I made a big mess up last time on this, let's go to isAttacking. 221 221 00:10:51,302 --> 00:10:56,217 And highlight it, copy, back over into here, paste. 222 222 00:10:56,217 --> 00:10:58,500 That actually did get it correct, but you never know. 223 223 00:10:58,500 --> 00:11:00,170 And we'll say that will now be true. 224 224 00:11:01,300 --> 00:11:06,470 And then we also need to set whatever we've just parsed in when this called, 225 225 00:11:06,470 --> 00:11:08,690 when attack is called, we parsed in the target. 226 226 00:11:08,690 --> 00:11:16,090 So now we'll say that our currentTarget = what, equals target. 227 227 00:11:16,090 --> 00:11:16,590 There we go. 228 228 00:11:17,820 --> 00:11:21,650 Now, we need to have the moment where we call out attack. 229 229 00:11:21,650 --> 00:11:23,720 And to do that we'll create ourselves a new script. 230 230 00:11:23,720 --> 00:11:27,330 And I said before we'll have a script for every particular attacker. 231 231 00:11:27,330 --> 00:11:29,007 Say now, scripts folder, right click. 232 232 00:11:32,946 --> 00:11:35,690 Create C# Script, I'll call this Lizard. 233 233 00:11:37,540 --> 00:11:39,020 Let's open up Lizard. 234 234 00:11:39,020 --> 00:11:41,800 Gonna get rid of Start and Update, I don't think I'm gonna need those. 235 235 00:11:41,800 --> 00:11:47,590 What we do need is an OnTrigger into 2D, so void OnTrigger, enter 2D. 236 236 00:11:48,660 --> 00:11:50,990 And just to be really clear instead of calling it collision, 237 237 00:11:50,990 --> 00:11:53,420 I'm gonna call it otherCollider. 238 238 00:11:55,000 --> 00:11:55,810 otherCollider, or 239 239 00:11:55,810 --> 00:11:59,710 the thing we collided with's collider is basically what this is in here. 240 240 00:11:59,710 --> 00:12:04,780 And then we'll create ourselves a GameObject that we'll call otherObject, 241 241 00:12:04,780 --> 00:12:06,620 the other thing that we've bumped into just now. 242 242 00:12:06,620 --> 00:12:13,040 And that will equal the otherCollider.gameObject. 243 243 00:12:13,040 --> 00:12:15,677 Okay, just establishing that we have this game object. 244 244 00:12:15,677 --> 00:12:20,010 So we're taking it from just being, I know about the collider of an object, 245 245 00:12:20,010 --> 00:12:23,349 to be being I now about the game object I've just bumped into. 246 246 00:12:23,349 --> 00:12:27,260 Now, I want to write an if statement. 247 247 00:12:27,260 --> 00:12:30,950 Where I'm looking to see if it's a defender, and if it is an attack. 248 248 00:12:30,950 --> 00:12:33,320 And this is where I've got a challenge for you. 249 249 00:12:33,320 --> 00:12:35,180 That challenge is finish our collision event. 250 250 00:12:35,180 --> 00:12:38,910 So, I've written this in my, this is a pretty bright green, isn't it? 251 251 00:12:38,910 --> 00:12:41,180 Okay, in my little pseudo comment code here. 252 252 00:12:41,180 --> 00:12:44,400 If the other object has a defender component, 253 253 00:12:44,400 --> 00:12:47,850 then call our public attack method we just created. 254 254 00:12:47,850 --> 00:12:50,740 So there's a little if statement I'd like for you to take on and write. 255 255 00:12:50,740 --> 00:12:52,961 So give it your best shot and I'll see you back here when you're done. 256 256 00:12:54,912 --> 00:13:02,210 Okay, so if otherObject, that we've just created, otherObject.GetComponent. 257 257 00:13:02,210 --> 00:13:04,645 And what sort of component does it need to have? 258 258 00:13:04,645 --> 00:13:06,320 It needs to have a Defender component. 259 259 00:13:06,320 --> 00:13:08,040 We wanna know, are you a defender? 260 260 00:13:08,040 --> 00:13:11,570 If not, we are not interested, but if you do have a defender component, 261 261 00:13:11,570 --> 00:13:16,410 that means you're worthy of being attacked, then we wanna get my object, so 262 262 00:13:16,410 --> 00:13:19,310 my lizard object's attacker script. 263 263 00:13:19,310 --> 00:13:22,885 So GetComponent, because that belongs to me as a game object, so 264 264 00:13:22,885 --> 00:13:24,970 I have a component which is Attacker. 265 265 00:13:26,230 --> 00:13:30,570 And then on that we call the attack script, sorry the attack method. 266 266 00:13:30,570 --> 00:13:33,918 And the attack will attack what, otherObject. 267 267 00:13:33,918 --> 00:13:37,390 It's a little bit tricky but basically we are bumping into something, 268 268 00:13:37,390 --> 00:13:41,410 we're saying it's a game object, does it have a defender script and then now we 269 269 00:13:41,410 --> 00:13:45,550 know from this point on that this is the thing we're attacking, this otherObject. 270 270 00:13:45,550 --> 00:13:46,530 So let's see how this work. 271 271 00:13:46,530 --> 00:13:47,830 Save that up. 272 272 00:13:47,830 --> 00:13:49,370 Jump back over into Unity. 273 273 00:13:49,370 --> 00:13:50,185 Now click on Lizard. 274 274 00:13:50,185 --> 00:13:54,539 Remember or remembering, I've just spent the last five minutes wondering why my 275 275 00:13:54,539 --> 00:13:58,955 code hasn't work and I've just edited that piece out, is I've forgotten to add my 276 276 00:13:58,955 --> 00:14:02,323 Lizard component to my Lizard, which is what we should do now. 277 277 00:14:02,323 --> 00:14:04,633 So add lizard, apply that to the prefab so 278 278 00:14:04,633 --> 00:14:07,350 it actually knows the code that we've created. 279 279 00:14:07,350 --> 00:14:08,212 It knows about it. 280 280 00:14:08,212 --> 00:14:11,960 And then, well I'm here I'm gonna click on isTrigger as well, and 281 281 00:14:11,960 --> 00:14:14,642 the box Collider for the lizard, click on Apply. 282 282 00:14:14,642 --> 00:14:19,600 Click Play, and then I think it's gonna be the tombstone that's gonna work the best 283 283 00:14:19,600 --> 00:14:22,080 for this, cuz currently we've tuned our cactus, 284 284 00:14:22,080 --> 00:14:26,040 and our gnome to completely smash things as they come along. 285 285 00:14:26,040 --> 00:14:29,320 So he stops and starts nibbling on it, that's great, nom, nom, nom, nom. 286 286 00:14:29,320 --> 00:14:32,850 And we'll see if we can get it as well with a cactus, and there we go yeah. 287 287 00:14:32,850 --> 00:14:35,690 So they're now stopping, they're attacking, we don't have the proper 288 288 00:14:35,690 --> 00:14:38,930 health component setup just yet so they're gonna stand there forever attacking. 289 289 00:14:38,930 --> 00:14:42,060 But they're now switching into their transition state based upon 290 290 00:14:42,060 --> 00:14:43,140 our animation trigger. 291 291 00:14:43,140 --> 00:14:46,690 So great work, you can probably tune your colliders a little bit so 292 292 00:14:46,690 --> 00:14:50,080 it's a little bit tighter, so it looks like they're actually nibbling on things. 293 293 00:14:50,080 --> 00:14:51,630 So great stuff and I'll see you in the next video. 29326