1 00:00:00,000 --> 00:00:03,360 Welcome back, My favorite game developers. 2 00:00:03,360 --> 00:00:06,650 In this video, we are going to become invincible. 3 00:00:06,645 --> 00:00:09,365 So now when we get shot once, the second time, 4 00:00:09,360 --> 00:00:10,560 we are invincible and you 5 00:00:10,560 --> 00:00:12,390 notice that we did a little flash, 6 00:00:12,390 --> 00:00:13,770 which is very cool. 7 00:00:13,770 --> 00:00:15,990 Now we are also going to become 8 00:00:15,990 --> 00:00:18,740 invincible when we do the torpedo. 9 00:00:18,735 --> 00:00:22,745 So nobody can hurt us while we are doing our torpedo. 10 00:00:22,740 --> 00:00:24,570 Obviously we didn't get there, 11 00:00:24,570 --> 00:00:26,430 but let's not worry about that. 12 00:00:26,430 --> 00:00:28,680 Let's first of all got to go and 13 00:00:28,680 --> 00:00:31,140 create our invincibility mechanics. 14 00:00:31,140 --> 00:00:32,770 So let's get started. 15 00:00:32,770 --> 00:00:34,460 O k. 16 00:00:34,460 --> 00:00:37,720 So now whenever we get shot, 17 00:00:37,715 --> 00:00:39,385 if we are, for example, 18 00:00:39,380 --> 00:00:43,010 caught up between the three skeletons right here, 19 00:00:43,010 --> 00:00:44,810 it might be just a little 20 00:00:44,810 --> 00:00:47,210 bit unfair for the player playing 21 00:00:47,210 --> 00:00:49,340 our game that he just dies 22 00:00:49,340 --> 00:00:52,070 immediately and doesn't even realize what happened. 23 00:00:52,070 --> 00:00:53,450 And another thing, 24 00:00:53,450 --> 00:00:55,640 a really nice thing that I would like to 25 00:00:55,640 --> 00:00:57,340 add as a game mechanic to our game 26 00:00:57,335 --> 00:00:59,445 is that whenever we are dashing, 27 00:00:59,449 --> 00:01:02,139 we have our player just a little bit 28 00:01:02,135 --> 00:01:03,865 invincible for a couple of 29 00:01:03,860 --> 00:01:06,140 seconds, maybe even milliseconds. 30 00:01:06,140 --> 00:01:07,930 So for that, we are going to 31 00:01:07,925 --> 00:01:09,775 implement this mechanic of having 32 00:01:09,770 --> 00:01:11,600 our player be invincible 33 00:01:11,600 --> 00:01:14,120 for at least a couple of seconds. 34 00:01:14,120 --> 00:01:16,940 So Let's go into our player health handler. 35 00:01:16,940 --> 00:01:20,390 And in here I'm going to create two variables. 36 00:01:20,390 --> 00:01:21,860 The first one is going to be 37 00:01:21,860 --> 00:01:25,220 a serialized field and it's going to be a float, 38 00:01:25,219 --> 00:01:29,449 and it's going to be the sensibility time. 39 00:01:29,450 --> 00:01:32,770 So how long does the player stay invincible? 40 00:01:32,765 --> 00:01:36,535 It's going to be added as a standard of 1 second. 41 00:01:36,530 --> 00:01:38,260 And then I'm going to create 42 00:01:38,255 --> 00:01:43,835 a private bool and call it the is invincible. 43 00:01:43,835 --> 00:01:46,265 So when the player is invincible, 44 00:01:46,265 --> 00:01:48,925 there are a couple of things that are going to happen 45 00:01:48,920 --> 00:01:51,620 and a couple of things that won't happen. 46 00:01:51,620 --> 00:01:53,960 And one of the things that won't happen is that 47 00:01:53,960 --> 00:01:56,890 the player will not take damage. 48 00:01:56,885 --> 00:01:59,425 So in here, we are going to 49 00:01:59,420 --> 00:02:02,050 check before we start damaging the player. 50 00:02:02,045 --> 00:02:05,185 If the player is invincible, 51 00:02:05,180 --> 00:02:08,630 then we are going to actually 52 00:02:08,630 --> 00:02:12,610 know what I meant to do is bow. 53 00:02:12,605 --> 00:02:16,715 So in here, let me remove this one. 54 00:02:16,715 --> 00:02:20,515 And, and an invitation to those. 55 00:02:20,510 --> 00:02:24,350 What I meant to say if the player is not invincible, 56 00:02:24,350 --> 00:02:26,360 so it's not invisible means we will 57 00:02:26,360 --> 00:02:29,050 add an exclamation mark behind this, 58 00:02:29,045 --> 00:02:31,705 and this will change the entire thing. 59 00:02:31,700 --> 00:02:33,680 So if he isn't invincible, 60 00:02:33,679 --> 00:02:35,659 is invincible is true, 61 00:02:35,660 --> 00:02:37,640 which means the whole condition 62 00:02:37,640 --> 00:02:39,770 is false because of the exclamation mark, 63 00:02:39,770 --> 00:02:41,720 this means we do not access this. 64 00:02:41,720 --> 00:02:44,340 This means whenever we are invincible, 65 00:02:44,344 --> 00:02:45,804 is invincible is true. 66 00:02:45,800 --> 00:02:47,800 We do not get hurt. 67 00:02:47,795 --> 00:02:49,085 So excellent. 68 00:02:49,085 --> 00:02:50,435 Let's continue on. 69 00:02:50,435 --> 00:02:52,045 The next thing we want to do is 70 00:02:52,040 --> 00:02:53,870 we want to make sure that we 71 00:02:53,870 --> 00:02:55,970 then stop being invincible 72 00:02:55,970 --> 00:02:57,610 after a certain amount of time. 73 00:02:57,605 --> 00:03:01,005 So for that we are going to have to create a coating. 74 00:03:01,009 --> 00:03:04,389 So I'm going to issue it to you as a challenge. 75 00:03:04,385 --> 00:03:07,375 So turn the player back using a coating. 76 00:03:07,370 --> 00:03:09,380 You'll need to create a core thing that turns 77 00:03:09,380 --> 00:03:11,710 the player back from his invincibility, 78 00:03:11,705 --> 00:03:15,155 should use the invincibility time variable 79 00:03:15,155 --> 00:03:16,945 and you need to call the coating 80 00:03:16,940 --> 00:03:18,770 in the appropriate place. 81 00:03:18,770 --> 00:03:22,100 So with that information of the video right now, 82 00:03:22,100 --> 00:03:24,810 and go to the challenge. 83 00:03:24,810 --> 00:03:26,620 Okay, welcome back. 84 00:03:26,620 --> 00:03:28,240 How did you get on with that? 85 00:03:28,240 --> 00:03:29,980 You know, what I love about 86 00:03:29,980 --> 00:03:32,470 the challenges is that it keeps you accountable. 87 00:03:32,470 --> 00:03:35,340 So if at this point you still did not 88 00:03:35,335 --> 00:03:38,525 know how a court in works after all the challenges, 89 00:03:38,529 --> 00:03:41,529 you will have to learn at some point because I will 90 00:03:41,530 --> 00:03:42,940 keep asking you to do 91 00:03:42,940 --> 00:03:45,400 something until it is ingrained in you. 92 00:03:45,400 --> 00:03:48,610 So let's take it easy bit and 93 00:03:48,610 --> 00:03:52,150 let's go ahead and create an eye enumerator in here. 94 00:03:52,150 --> 00:03:54,370 So I believe it's pretty easy now. 95 00:03:54,370 --> 00:03:57,910 So it's player is invincible. 96 00:03:57,910 --> 00:04:04,380 Or turn back to what should we call this layer? 97 00:04:04,375 --> 00:04:10,285 Let's just call it is in invincible. 98 00:04:10,280 --> 00:04:13,130 They, they're not invincible. 99 00:04:13,129 --> 00:04:15,099 Okay, Let's call it that. 100 00:04:15,095 --> 00:04:17,515 And here we are going to yield 101 00:04:17,510 --> 00:04:21,760 return new weight for second. 102 00:04:21,755 --> 00:04:22,985 I mean, by this point, 103 00:04:22,985 --> 00:04:25,835 it should be like just sneezing or breathing. 104 00:04:25,835 --> 00:04:27,985 So we yield return new wait 105 00:04:27,980 --> 00:04:31,220 four seconds, the invincibility time. 106 00:04:31,219 --> 00:04:33,769 And after that invincibility time is 107 00:04:33,770 --> 00:04:37,010 invincible will be back to false. 108 00:04:37,010 --> 00:04:39,890 And also I want to make sure that as soon as we 109 00:04:39,890 --> 00:04:43,540 start the is invincible is set to false. 110 00:04:43,535 --> 00:04:45,715 So that we are not 111 00:04:45,710 --> 00:04:48,260 invincible as soon as we start with that done, 112 00:04:48,260 --> 00:04:50,390 I believe that's everything that we need to do. 113 00:04:50,390 --> 00:04:51,710 So I'm going to save this. 114 00:04:51,710 --> 00:04:53,800 I'm going to go back into our game. 115 00:04:53,795 --> 00:04:55,795 And let's run the game. 116 00:04:55,790 --> 00:04:57,440 And let's see what happens. 117 00:04:57,440 --> 00:04:59,530 So when i, okay, so first off, 118 00:04:59,525 --> 00:05:01,985 we need to add maybe a couple of more seconds. 119 00:05:01,985 --> 00:05:04,255 So doom and sensibility time, 120 00:05:04,250 --> 00:05:08,330 let's make it two, and let's run it again. 121 00:05:08,330 --> 00:05:10,480 So this will be the time. 122 00:05:10,475 --> 00:05:12,145 So we get hit once. 123 00:05:12,140 --> 00:05:15,100 There we go. Now we get it twice, we still die. 124 00:05:15,095 --> 00:05:16,495 Why is that? 125 00:05:16,490 --> 00:05:18,140 Let's see what the problem is. 126 00:05:18,140 --> 00:05:20,630 Let's make this public so we can see 127 00:05:20,630 --> 00:05:23,680 clearly if we are actually changing what's happening. 128 00:05:23,675 --> 00:05:26,815 All we haven't started the cold in here. 129 00:05:26,810 --> 00:05:29,530 So I'm going to make sure that we do. 130 00:05:29,525 --> 00:05:32,425 In here, Where should we call it 0? 131 00:05:32,420 --> 00:05:39,920 So also what I want to do is whenever we do get hit, 132 00:05:39,920 --> 00:05:44,180 we also need to change the is invincible to true. 133 00:05:44,180 --> 00:05:46,520 So there are many steps that I forgot to do. 134 00:05:46,520 --> 00:05:47,890 And after we get it, 135 00:05:47,885 --> 00:05:50,725 I'm going to start the co-routine. 136 00:05:50,720 --> 00:05:56,660 And the coroutine will be the layer, not invincible. 137 00:05:56,660 --> 00:05:58,430 So there are a lot of things. 138 00:05:58,430 --> 00:06:00,640 So let me tell you what I forgot to do. 139 00:06:00,635 --> 00:06:02,735 And here, as soon as we get hit, 140 00:06:02,735 --> 00:06:05,855 we want to set the invincible to true. 141 00:06:05,855 --> 00:06:07,555 And once we are invincible, 142 00:06:07,550 --> 00:06:09,440 we are then going to start the coroutine. 143 00:06:09,440 --> 00:06:11,750 And because the is invincible is true, 144 00:06:11,750 --> 00:06:13,220 we no longer get damaged. 145 00:06:13,220 --> 00:06:15,290 So this line was crucial. 146 00:06:15,290 --> 00:06:17,240 And I don't even know how I 147 00:06:17,240 --> 00:06:19,340 could have forgot something so important, 148 00:06:19,340 --> 00:06:20,810 this is the whole essence of 149 00:06:20,810 --> 00:06:22,400 making our player invincible. 150 00:06:22,400 --> 00:06:24,400 So I hope you understand what's happening. 151 00:06:24,395 --> 00:06:25,765 I hope you're not too mad of 152 00:06:25,760 --> 00:06:28,070 the mistakes that I sometimes make. 153 00:06:28,070 --> 00:06:29,950 And let's go ahead and run the game. 154 00:06:29,945 --> 00:06:32,815 So there we go, we get hit once, we get it twice. 155 00:06:32,810 --> 00:06:33,230 There you go. 156 00:06:33,230 --> 00:06:36,130 You can see that the second hip did not kill us. 157 00:06:36,125 --> 00:06:39,685 Why? Because we had the invincibility time on. 158 00:06:39,680 --> 00:06:41,830 So we can see right here it was on. 159 00:06:41,825 --> 00:06:44,845 Let's test this out again because I 160 00:06:44,840 --> 00:06:47,990 feel that we should have maybe taken one more hit. 161 00:06:47,990 --> 00:06:53,050 So there we go is invincible and we died. 162 00:06:53,045 --> 00:06:55,855 I still feel that there's something not 163 00:06:55,850 --> 00:07:00,170 quite wrong and I'm quite right. So 50. 164 00:07:00,170 --> 00:07:04,160 So let's make sure that it's working. 165 00:07:04,160 --> 00:07:06,320 Let's set it to maybe five seconds 166 00:07:06,320 --> 00:07:08,710 and see if that lasts longer. 167 00:07:08,705 --> 00:07:10,555 Because I can see in here that this is 168 00:07:10,550 --> 00:07:15,050 not changing 1234, okay, 169 00:07:15,050 --> 00:07:17,590 so I know I think everything is working, 170 00:07:17,585 --> 00:07:19,465 but for some reason we aren't 171 00:07:19,460 --> 00:07:21,470 seeing this change right here. 172 00:07:21,470 --> 00:07:22,940 But no worries about that. 173 00:07:22,940 --> 00:07:25,420 We know that it's working because when we 174 00:07:25,415 --> 00:07:28,595 increase the size of the time, we are invincible. 175 00:07:28,595 --> 00:07:32,345 We can stand on the face of the sort a bit longer. 176 00:07:32,345 --> 00:07:35,425 Okay, great. Now, that is all fine and dandy. 177 00:07:35,420 --> 00:07:36,940 But here is the problem. 178 00:07:36,935 --> 00:07:38,875 We have no idea that we are 179 00:07:38,870 --> 00:07:41,090 invincible for a certain amount of time. 180 00:07:41,090 --> 00:07:43,130 So what we're going to do is we are going 181 00:07:43,130 --> 00:07:45,310 to try to visualize this. 182 00:07:45,305 --> 00:07:46,535 So do that. 183 00:07:46,535 --> 00:07:48,745 What I think I'll do is 184 00:07:48,740 --> 00:07:51,170 I'm going to access the body right here. 185 00:07:51,170 --> 00:07:54,620 You can see that we have the colors and when we get hit, 186 00:07:54,620 --> 00:07:57,230 I'm going to make the player blink. 187 00:07:57,230 --> 00:08:00,320 So I'll make him blink once, twice, three times, 188 00:08:00,320 --> 00:08:05,120 or keep a blinking until the time that we have is over. 189 00:08:05,120 --> 00:08:08,110 So Let's go ahead and do that. 190 00:08:08,105 --> 00:08:11,365 So I'm going to go in here and I'm going 191 00:08:11,360 --> 00:08:14,920 to get a reference to the sprite of the player. 192 00:08:14,915 --> 00:08:18,365 So serialized field. 193 00:08:18,365 --> 00:08:23,555 And it's going to be the sprite renderer. 194 00:08:23,555 --> 00:08:27,115 And it's going to be the player sprite. 195 00:08:27,110 --> 00:08:30,110 There we go. And in here we are going 196 00:08:30,110 --> 00:08:32,980 to create a numerator. 197 00:08:32,975 --> 00:08:36,155 And it's going to be the flasher. 198 00:08:36,155 --> 00:08:40,085 And in here what we'll do is we are going to, 199 00:08:40,085 --> 00:08:41,455 first of all determine how many 200 00:08:41,450 --> 00:08:42,890 flashes do we want to have. 201 00:08:42,890 --> 00:08:45,580 And then we'll create a for loop. 202 00:08:45,575 --> 00:08:46,345 Wait for it. 203 00:08:46,340 --> 00:08:48,290 You know what I'm talking about? 204 00:08:48,290 --> 00:08:51,910 It's going to have the int equals 0, 205 00:08:51,905 --> 00:08:55,715 while I is less than how many flashes do we want? 206 00:08:55,715 --> 00:08:57,815 Let's say five flashes. 207 00:08:57,814 --> 00:09:00,004 And I plus, plus. 208 00:09:00,005 --> 00:09:00,955 Okay. 209 00:09:00,950 --> 00:09:02,470 So stay with me. 210 00:09:02,465 --> 00:09:04,675 I'm going to leave you properly. 211 00:09:04,670 --> 00:09:06,620 I'm going to first of all add a bit 212 00:09:06,620 --> 00:09:08,690 of spacing in here and then I'm 213 00:09:08,690 --> 00:09:12,100 going to access the player sprite dot color 214 00:09:12,095 --> 00:09:15,655 is going to be equal to a new color. 215 00:09:15,650 --> 00:09:19,550 Open up the brackets or whatever they are called. 216 00:09:19,550 --> 00:09:21,760 And then I'm going to write in here, 217 00:09:21,755 --> 00:09:25,705 we will keep the a the same. 218 00:09:25,840 --> 00:09:28,560 We will keep the, 219 00:09:28,564 --> 00:09:31,164 let me just duplicate this line twice. 220 00:09:31,160 --> 00:09:32,420 We will keep the a. 221 00:09:32,420 --> 00:09:33,940 Then we have the ordinal. 222 00:09:33,935 --> 00:09:36,245 We start off by red, 223 00:09:36,245 --> 00:09:41,125 red, green, and blue. 224 00:09:41,120 --> 00:09:42,980 And finally, we will have 225 00:09:42,980 --> 00:09:45,730 the last one which should not take a comma. 226 00:09:45,725 --> 00:09:48,505 Can see right here we don't have a comma and it's going 227 00:09:48,500 --> 00:09:51,320 to be the, the a. 228 00:09:51,320 --> 00:09:52,940 But in our case, first of all, 229 00:09:52,940 --> 00:09:54,290 we want to reduce the a. 230 00:09:54,290 --> 00:09:57,900 So let's set it to maybe 0.1. 231 00:09:58,570 --> 00:10:06,010 Then after this, we are going to yield return new. 232 00:10:06,005 --> 00:10:08,975 And we are going to wait four seconds. 233 00:10:08,975 --> 00:10:11,515 And this is how fast we are going to be blinking. 234 00:10:11,510 --> 00:10:14,200 So I'm going to set it to your 0.1. 235 00:10:14,195 --> 00:10:17,065 When we don't have a 0 or just a point, 236 00:10:17,060 --> 00:10:18,710 that means we have 0.1. 237 00:10:18,710 --> 00:10:22,690 It's just a bit of a faster way to do things. 238 00:10:22,685 --> 00:10:25,315 And then we are going to go back and copy 239 00:10:25,310 --> 00:10:27,760 this line and put it in here. 240 00:10:27,755 --> 00:10:29,665 And instead of 0.1, 241 00:10:29,660 --> 00:10:31,570 we were going to have the one. 242 00:10:31,565 --> 00:10:33,895 And let me just add a tab 243 00:10:33,890 --> 00:10:36,230 in here for implementation purposes. 244 00:10:36,230 --> 00:10:38,060 So just understand everything. 245 00:10:38,060 --> 00:10:40,960 And then we are again going to 246 00:10:40,955 --> 00:10:44,575 yield weight return for 1. Second. 247 00:10:44,570 --> 00:10:45,580 Save that. 248 00:10:45,575 --> 00:10:48,205 And now we have to start the coroutine somewhere. 249 00:10:48,200 --> 00:10:50,030 When we get hit right 250 00:10:50,030 --> 00:10:52,390 after we set the invincibility to true, 251 00:10:52,385 --> 00:10:54,805 are going to start the co-routine, 252 00:10:54,800 --> 00:11:01,190 which is going to be V flasher with the parentheses also, 253 00:11:01,190 --> 00:11:03,380 these are called parenthesis, I just remembered. 254 00:11:03,380 --> 00:11:05,540 Maybe they'll carpool and parentheses and ways we 255 00:11:05,540 --> 00:11:07,750 save that what is happening in here. 256 00:11:07,745 --> 00:11:09,665 So first of all, we have the loop. 257 00:11:09,665 --> 00:11:13,135 We already know how the loop works. We start off at 0. 258 00:11:13,130 --> 00:11:14,440 We do it four times, 259 00:11:14,435 --> 00:11:15,865 five times actually is 4, 260 00:11:15,860 --> 00:11:18,070 0, 1, 2, 3, and 4. 261 00:11:18,065 --> 00:11:20,305 So 5 times, we increase by one 262 00:11:20,300 --> 00:11:22,750 every single time and we'll loop through. 263 00:11:22,745 --> 00:11:24,595 So what are we doing in here? 264 00:11:24,590 --> 00:11:26,260 We are changing the color. 265 00:11:26,255 --> 00:11:27,925 We keep everything the red, green, 266 00:11:27,920 --> 00:11:30,440 and blue the same except for the alpha. 267 00:11:30,440 --> 00:11:32,390 And in here we are doing the same. 268 00:11:32,390 --> 00:11:36,320 So the first one we are reducing to alpha to 0.1. 269 00:11:36,320 --> 00:11:39,550 And the second one we are making the Alpha 1. 270 00:11:39,545 --> 00:11:41,455 And what are we doing in here? 271 00:11:41,450 --> 00:11:43,460 Well, we already know how yield 272 00:11:43,460 --> 00:11:46,390 return you wait four seconds works. 273 00:11:46,385 --> 00:11:49,925 First of all, we have the alpha at 0.1. 274 00:11:49,925 --> 00:11:52,445 We wait for 0.1 seconds. 275 00:11:52,445 --> 00:11:54,545 Then we turn it back to one. 276 00:11:54,545 --> 00:11:57,275 We wait for 0.1 seconds and then 277 00:11:57,275 --> 00:12:00,535 again start the loop and we keep doing this. 278 00:12:00,530 --> 00:12:03,730 So we'll go, okay, 279 00:12:03,725 --> 00:12:05,485 and we keep doing this and this will 280 00:12:05,480 --> 00:12:07,510 create a flashing effect, 281 00:12:07,505 --> 00:12:09,695 not believe me, that's that out. 282 00:12:09,695 --> 00:12:11,705 So I'm going to go back in here. 283 00:12:11,705 --> 00:12:16,565 I'm going to run the game and let's see what happens. 284 00:12:16,565 --> 00:12:18,955 So I'm going to approach the enemy. 285 00:12:18,950 --> 00:12:22,060 He shoots me and nothing happens because obviously, 286 00:12:22,055 --> 00:12:23,815 every single time we have to make 287 00:12:23,810 --> 00:12:27,700 the same mistake that we need to add the player sprite. 288 00:12:27,695 --> 00:12:29,695 Then we drag the body, 289 00:12:29,690 --> 00:12:30,770 we save all of that. 290 00:12:30,770 --> 00:12:34,540 We going to apply the changes and we're going to run. 291 00:12:34,535 --> 00:12:39,595 And now we should see that we, There we go. 292 00:12:39,590 --> 00:12:41,060 You can see that we start blinking. 293 00:12:41,060 --> 00:12:42,350 When we stop blinking, 294 00:12:42,350 --> 00:12:44,890 that means that we are no longer invincible. 295 00:12:44,885 --> 00:12:47,615 Now the only thing here, the only trick, 296 00:12:47,615 --> 00:12:50,335 tricky thing here is that we want to make 297 00:12:50,330 --> 00:12:53,450 sure that the invincibility time and the flushing 298 00:12:53,450 --> 00:12:55,610 coincide so we don't start 299 00:12:55,610 --> 00:12:58,550 flashing and then for some reason we 300 00:12:58,550 --> 00:13:01,250 stop flashing yet we are still 301 00:13:01,250 --> 00:13:04,210 invincible or the other way around we keep flashing, 302 00:13:04,205 --> 00:13:06,655 but we are no longer invincible so we die. 303 00:13:06,650 --> 00:13:07,730 We're not sure what's happening. 304 00:13:07,730 --> 00:13:09,590 So there will be a bit of 305 00:13:09,590 --> 00:13:11,270 a timing issue that you'll need 306 00:13:11,270 --> 00:13:13,040 to tweak around and make sure it works. 307 00:13:13,040 --> 00:13:14,800 But with that said, 308 00:13:14,795 --> 00:13:18,155 I'm going to issue you an extra challenge. 309 00:13:18,155 --> 00:13:19,445 How cool is that? 310 00:13:19,445 --> 00:13:21,685 I am 100% sure you did not see 311 00:13:21,680 --> 00:13:23,900 that coming because I want to make 312 00:13:23,900 --> 00:13:26,150 the player invincible when he does 313 00:13:26,150 --> 00:13:29,410 the torpedo or the dash or whatever you call it. 314 00:13:29,405 --> 00:13:33,295 So that information, pause the video right now 315 00:13:33,290 --> 00:13:35,260 and make the player also 316 00:13:35,255 --> 00:13:38,015 invincible when he does the torpedo. 317 00:13:38,015 --> 00:13:40,225 Oh, okay, welcome back. 318 00:13:40,220 --> 00:13:42,850 So what are we going to do in here? 319 00:13:42,845 --> 00:13:45,545 Obviously, we have the flasher right here, 320 00:13:45,545 --> 00:13:47,495 but we want to make sure that we 321 00:13:47,495 --> 00:13:49,375 call it from another method, 322 00:13:49,370 --> 00:13:51,190 which is the player controller. 323 00:13:51,185 --> 00:13:53,125 When we are, Where is it, 324 00:13:53,120 --> 00:13:56,390 Where is it switching gun? The player dashing. 325 00:13:56,390 --> 00:13:57,490 So there we go in here, 326 00:13:57,485 --> 00:13:59,065 we want to make sure that we call 327 00:13:59,060 --> 00:14:00,740 this whenever we are dashing, 328 00:14:00,740 --> 00:14:02,600 how are we going to do this? 329 00:14:02,600 --> 00:14:03,800 Well, it's pretty easy. 330 00:14:03,800 --> 00:14:05,470 We need to start a co-routine. 331 00:14:05,465 --> 00:14:08,005 So we are going to look back in here. 332 00:14:08,000 --> 00:14:09,800 Do we have a coroutine? 333 00:14:09,800 --> 00:14:12,200 We are going to go ahead and get 334 00:14:12,200 --> 00:14:16,090 the component, the player health. 335 00:14:16,085 --> 00:14:19,975 Whereas it layer handler. 336 00:14:19,970 --> 00:14:20,980 There we go. 337 00:14:20,975 --> 00:14:23,245 And in here we are going to, 338 00:14:23,240 --> 00:14:27,200 before we get the component, start a coroutine. 339 00:14:27,200 --> 00:14:33,730 And I think because this one is what's the name? 340 00:14:33,725 --> 00:14:38,485 And just check on No, 341 00:14:38,480 --> 00:14:40,850 Actually, sorry for that. 342 00:14:40,850 --> 00:14:43,490 Dot start coroutine. 343 00:14:43,490 --> 00:14:46,290 And here we are going to access the flasher. 344 00:14:46,294 --> 00:14:53,344 Can we know we need to make it a public on enumerator. 345 00:14:53,345 --> 00:14:58,625 So flasher, it's not allowing me to. 346 00:14:58,625 --> 00:15:07,775 Okay, So I think we have to do it like this. 347 00:15:07,775 --> 00:15:10,445 So start coroutine. 348 00:15:11,290 --> 00:15:14,540 And there we go. 349 00:15:14,540 --> 00:15:15,640 Save that. 350 00:15:15,635 --> 00:15:17,125 So as you can see, 351 00:15:17,120 --> 00:15:19,610 even I wasn't sure how this is going to work, 352 00:15:19,610 --> 00:15:22,250 but apparently we need to start the coroutine. 353 00:15:22,250 --> 00:15:23,750 We access the component, 354 00:15:23,750 --> 00:15:27,130 we get the player health handler and NBA player handler. 355 00:15:27,125 --> 00:15:28,675 We get the flasher. 356 00:15:28,670 --> 00:15:29,860 So save that. 357 00:15:29,855 --> 00:15:31,835 Let's test this out. 358 00:15:31,835 --> 00:15:33,785 Back in our game. 359 00:15:33,785 --> 00:15:35,245 We run the game. 360 00:15:35,240 --> 00:15:38,510 And now when we do the dash, there we go. 361 00:15:38,510 --> 00:15:40,240 You can see that we are flashing. 362 00:15:40,235 --> 00:15:42,535 How cool is that an phi dash? 363 00:15:42,530 --> 00:15:44,380 We should see that I don't get, 364 00:15:44,375 --> 00:15:46,735 okay, So that didn't work. 365 00:15:46,730 --> 00:15:48,350 Let's not worry about that. 366 00:15:48,350 --> 00:15:50,330 It's going to be hard maybe to time 367 00:15:50,330 --> 00:15:53,810 the time we are invisible with the dashing, 368 00:15:53,810 --> 00:15:57,250 with having the enemies shooters. 369 00:15:57,245 --> 00:15:58,615 Don't worry about that because 370 00:15:58,610 --> 00:16:00,170 in the next video we are going 371 00:16:00,170 --> 00:16:03,290 to be creating some spikes traps. 372 00:16:03,290 --> 00:16:05,510 And this is a great way to test 373 00:16:05,510 --> 00:16:08,090 out our invincibility when we're dashing. 374 00:16:08,090 --> 00:16:10,700 So if we walk through the sprites will die. 375 00:16:10,700 --> 00:16:14,060 If we walk through the sprites While dashing, 376 00:16:14,059 --> 00:16:16,509 we will not die because we will be invincible. 377 00:16:16,505 --> 00:16:17,815 So that's said. 378 00:16:17,810 --> 00:16:20,990 There is also one more thing that even though we are 379 00:16:20,990 --> 00:16:24,440 flashing in here on the player controller, 380 00:16:24,440 --> 00:16:26,110 we are not invincible. 381 00:16:26,105 --> 00:16:28,585 And make the player invincible was the challenge, 382 00:16:28,580 --> 00:16:31,420 and I just noticed that before we turned everything off. 383 00:16:31,415 --> 00:16:33,625 So to avoid the confusion, 384 00:16:33,620 --> 00:16:37,700 what I'm going to do is back and the where are we, 385 00:16:37,700 --> 00:16:39,500 the player health handler. 386 00:16:39,500 --> 00:16:41,750 I'm going to create a method which 387 00:16:41,750 --> 00:16:44,170 don't be a public void. 388 00:16:44,165 --> 00:16:50,335 Make layer in sensible what was not invisible, 389 00:16:50,330 --> 00:16:53,590 okay, make their invent symbol. 390 00:16:53,585 --> 00:16:55,945 And in here I'm going to first 391 00:16:55,940 --> 00:16:57,890 of all turn the invincibility on. 392 00:16:57,890 --> 00:17:03,700 So is as and invincible will be equal to true. 393 00:17:03,695 --> 00:17:06,025 Then we are going to 394 00:17:06,020 --> 00:17:09,600 start the coroutine of the flash one. 395 00:17:11,680 --> 00:17:17,100 And finally, we are also going to start the coating. 396 00:17:18,310 --> 00:17:22,790 Please, let me start courting of 397 00:17:22,790 --> 00:17:26,840 the make to what was it called? 398 00:17:26,840 --> 00:17:28,990 Player not invincible. 399 00:17:28,985 --> 00:17:33,005 Player not invincible. 400 00:17:33,005 --> 00:17:36,665 So now we have one method that does everything, 401 00:17:36,665 --> 00:17:38,525 one method to rule them all. 402 00:17:38,525 --> 00:17:41,405 So we can remove this one from here. 403 00:17:41,405 --> 00:17:44,305 We can remove the flasher and the true. 404 00:17:44,300 --> 00:17:47,510 And we can do one thing and that is called 405 00:17:47,510 --> 00:17:50,860 the make player invincible, 406 00:17:50,855 --> 00:17:54,265 save that, and then end the player controller. 407 00:17:54,260 --> 00:17:57,350 We don't need to call the flasher manually. 408 00:17:57,350 --> 00:18:01,340 We can just say Get Component, 409 00:18:01,340 --> 00:18:08,030 Layer health handler, dot, make, player invincible. 410 00:18:08,030 --> 00:18:09,080 There we go. 411 00:18:09,080 --> 00:18:11,110 So let's test this out again. 412 00:18:11,105 --> 00:18:14,125 Back in our game, run the game. 413 00:18:14,120 --> 00:18:15,850 Should us. 414 00:18:15,845 --> 00:18:17,525 We can't shut once. 415 00:18:17,525 --> 00:18:19,765 We got shot twice and we died. 416 00:18:19,760 --> 00:18:21,520 What is the problem? 417 00:18:21,515 --> 00:18:23,305 Did we make it only 1 second? 418 00:18:23,300 --> 00:18:25,580 Let's make it through R3. 419 00:18:25,580 --> 00:18:28,210 Three seconds, run the game. 420 00:18:28,205 --> 00:18:29,675 Again. 421 00:18:29,675 --> 00:18:33,985 We get shot once, twice, three times. 422 00:18:33,980 --> 00:18:35,150 Okay, so this is working. 423 00:18:35,150 --> 00:18:37,570 And then when we do the dash, there we go. 424 00:18:37,565 --> 00:18:39,395 We are dashing. 425 00:18:39,395 --> 00:18:41,395 Okay, we didn't test it out properly. 426 00:18:41,390 --> 00:18:43,510 In the next video, we will make sure of that. 427 00:18:43,505 --> 00:18:45,665 I'm sorry for the length of the video. 428 00:18:45,665 --> 00:18:48,175 Again, this is something good. 429 00:18:48,170 --> 00:18:49,790 I believe we learned how to 430 00:18:49,790 --> 00:18:51,830 start a coroutine from a different script. 431 00:18:51,830 --> 00:18:53,870 And we also learned how to create 432 00:18:53,870 --> 00:18:57,250 a method and compact everything into a single place. 433 00:18:57,245 --> 00:18:58,765 I think it's good, 434 00:18:58,760 --> 00:19:00,110 a good habit to them. 435 00:19:00,110 --> 00:19:01,670 So thank you so much for watching. 436 00:19:01,670 --> 00:19:02,780 I hope you are enjoying, 437 00:19:02,780 --> 00:19:04,220 I hope you're committing your changes. 438 00:19:04,220 --> 00:19:06,230 And I'll see you in the next video where 439 00:19:06,230 --> 00:19:08,330 we will be creating spikes. 440 00:19:08,330 --> 00:19:12,000 We also had an extra challenge which is very good.