title
RGB Color in p5.js for Beginners (1.4)
description
In this video I discuss how color works: RGB color, fill(), stroke(), and transparency. Code: https://thecodingtrain.com/tracks/code-programming-with-p5-js/code/1-intro/4-color
đšī¸ p5.js Web Editor Sketch: https://editor.p5js.org/codingtrain/sketches/rJ9MQSwvm
đĨ Previous video: https://youtu.be/c3TeLi6Ns1E?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA
đĨ Next video: https://youtu.be/LuGsp5KeJMM?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA
đĨ All videos: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA
References:
đ¨ Oscillation Sketch: https://editor.p5js.org/natureofcode/sketches/SJPtYPPOl
đž p5.js Reference: https://p5js.org/reference/
Timestamps:
0:00 Introduction
2:48 R, G, B
6:40 Grayscale
13:23 Alpha
15:30 Assignment
Editing by Mathieu Blanchette
Animations by Jason Heglund
Music from Epidemic Sound
đ Website: http://thecodingtrain.com/
đž Share Your Creation! https://thecodingtrain.com/guides/passenger-showcase-guide
đŠ Suggest Topics: https://github.com/CodingTrain/Suggestion-Box
đĄ GitHub: https://github.com/CodingTrain
đŦ Discord: https://discord.gg/hPuGy2g
đ Membership: http://youtube.com/thecodingtrain/join
đ Store: https://standard.tv/codingtrain
đī¸ Twitter: https://twitter.com/thecodingtrain
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đĨ Coding Challenges: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
đĨ Intro to Programming: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA
đ p5.js: https://p5js.org
đ p5.js Web Editor: https://editor.p5js.org/
đ Processing: https://processing.org
đ Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct
This description was auto-generated. If you see a problem, please open an issue: https://github.com/CodingTrain/thecodingtrain.com/issues/new
detail
{'title': 'RGB Color in p5.js for Beginners (1.4)', 'heatmap': [{'end': 96.899, 'start': 73.365, 'weight': 1}, {'end': 596.481, 'start': 558.672, 'weight': 0.792}, {'end': 882.474, 'start': 866.322, 'weight': 0.896}], 'summary': 'Tutorial series covers adding color to sketches in p5 web editor, exploring rgb color model, customization within 0-255 range for red, grayscale color in rgb, shorthand notation, implications of arguments in color function, and concepts of fill and stroke in p5.js.', 'chapters': [{'end': 142.268, 'segs': [{'end': 69.784, 'src': 'embed', 'start': 41.419, 'weight': 0, 'content': [{'end': 43.42, 'text': "So you can go down to the video's description and click on it.", 'start': 41.419, 'duration': 2.001}, {'end': 49.284, 'text': "And so if you go to the link to the sketch, you're actually going to go to a page that's just like this.", 'start': 43.74, 'duration': 5.544}, {'end': 50.765, 'text': "It's going to have the same code.", 'start': 49.304, 'duration': 1.461}, {'end': 52.307, 'text': "If you hit Play, it's going to have the same output.", 'start': 50.885, 'duration': 1.422}, {'end': 59.153, 'text': 'Now, you might not have the dark theme with high contrast turned on, so your layout might look a little different.', 'start': 52.747, 'duration': 6.406}, {'end': 61.255, 'text': 'But ultimately, the code is going to be the same.', 'start': 59.193, 'duration': 2.062}, {'end': 69.784, 'text': "But you won't have a Save option, because you're looking at a project that I made in my account that I've shared with you.", 'start': 61.756, 'duration': 8.028}], 'summary': "The video's description links to a page with the same code and output. layout may vary, but the code remains consistent.", 'duration': 28.365, 'max_score': 41.419, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c41419.jpg'}, {'end': 105.204, 'src': 'heatmap', 'start': 73.365, 'weight': 1, 'content': [{'end': 74.286, 'text': 'Bear with me for a second.', 'start': 73.365, 'duration': 0.921}, {'end': 75.406, 'text': "I'm going to be right back.", 'start': 74.706, 'duration': 0.7}, {'end': 76.227, 'text': "So I'm back.", 'start': 75.666, 'duration': 0.561}, {'end': 78.848, 'text': "Now, this is another sketch that I've made for another course.", 'start': 76.267, 'duration': 2.581}, {'end': 81.91, 'text': "And I'm going to kind of get to all this stuff and how all this kind of stuff works.", 'start': 78.888, 'duration': 3.022}, {'end': 83.891, 'text': 'But even now, look at all this complicated code.', 'start': 81.95, 'duration': 1.941}, {'end': 87.893, 'text': 'It kind of might make some sense to you, right? Oh, line, you know about that.', 'start': 84.091, 'duration': 3.802}, {'end': 88.794, 'text': 'Ellipse, you know about that.', 'start': 87.993, 'duration': 0.801}, {'end': 91.015, 'text': "Oh, what's this x and y? This is all stuff we're going to get to.", 'start': 88.814, 'duration': 2.201}, {'end': 96.899, 'text': 'But this is a sketch called oscillation by nature of code, which is a different account.', 'start': 91.355, 'duration': 5.544}, {'end': 105.204, 'text': "So if I can edit this code, I could say line 100, and then, oh, it's doing something slightly different.", 'start': 97.779, 'duration': 7.425}], 'summary': 'Demonstrating a sketch called oscillation by nature of code with complex code and modifications.', 'duration': 31.839, 'max_score': 73.365, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c73365.jpg'}, {'end': 147.432, 'src': 'embed', 'start': 120.515, 'weight': 1, 'content': [{'end': 124.217, 'text': 'And I could say oscillation demo for YouTube or something.', 'start': 120.515, 'duration': 3.702}, {'end': 125.418, 'text': "And I've renamed my sketch.", 'start': 124.237, 'duration': 1.181}, {'end': 133.963, 'text': "But this is how when you go to a sketch that I've made, you will come to a page that says color example by coding train.", 'start': 125.698, 'duration': 8.265}, {'end': 137.465, 'text': 'And you will then do file duplicate and start writing your own.', 'start': 134.324, 'duration': 3.141}, {'end': 142.268, 'text': "The truth of the matter is if I'm doing so simple, you don't necessarily need to duplicate my code to keep doing it.", 'start': 137.486, 'duration': 4.782}, {'end': 145.37, 'text': "But that's an important piece as I go through future videos.", 'start': 142.449, 'duration': 2.921}, {'end': 147.432, 'text': 'I want to mention that at the outset of this video.', 'start': 145.39, 'duration': 2.042}], 'summary': 'Demonstrates sketch duplication and modification for coding train videos.', 'duration': 26.917, 'max_score': 120.515, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c120515.jpg'}], 'start': 0.603, 'title': 'Adding color to sketches', 'summary': 'Explores the process of adding color to sketches created with the p5 web editor, providing a link to the sketch, instructions for duplication, and emphasizing the simplicity of the process.', 'chapters': [{'end': 142.268, 'start': 0.603, 'title': 'Adding color to sketches', 'summary': 'Discusses adding color to sketches created with the p5 web editor, including providing a link to the sketch, instructions for duplicating sketches, and the simplicity of the process.', 'duration': 141.665, 'highlights': ["The chapter provides a link to the sketch in the video's description, allowing viewers to access the same code and output (quantifiable data: provides access to the sketch).", 'Instructions are given for duplicating sketches created by the author, enabling viewers to make their own versions (quantifiable data: step-by-step instructions for duplicating sketches).', 'The simplicity of the process is emphasized, indicating that duplicating the code may not be necessary for simple tasks (quantifiable data: simplicity of the process).']}], 'duration': 141.665, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c603.jpg', 'highlights': ["The chapter provides a link to the sketch in the video's description, allowing viewers to access the same code and output", 'Instructions are given for duplicating sketches created by the author, enabling viewers to make their own versions', 'The simplicity of the process is emphasized, indicating that duplicating the code may not be necessary for simple tasks']}, {'end': 379.096, 'segs': [{'end': 187.482, 'src': 'embed', 'start': 160.636, 'weight': 0, 'content': [{'end': 164.097, 'text': "But here's what I'm going to say it with three syllables.", 'start': 160.636, 'duration': 3.461}, {'end': 167.531, 'text': 'R, G, B.', 'start': 165.53, 'duration': 2.001}, {'end': 168.252, 'text': 'Remember this.', 'start': 167.531, 'duration': 0.721}, {'end': 170.673, 'text': 'RGB RGB.', 'start': 169.112, 'duration': 1.561}, {'end': 171.874, 'text': 'R stands for red.', 'start': 171.013, 'duration': 0.861}, {'end': 173.555, 'text': 'G stands for green.', 'start': 172.454, 'duration': 1.101}, {'end': 175.135, 'text': 'B stands for blue.', 'start': 174.055, 'duration': 1.08}, {'end': 182.9, 'text': 'The way that you create a digital color is by mixing some amount of red, some amount of green, and some amount of blue.', 'start': 176.176, 'duration': 6.724}, {'end': 185.481, 'text': "So that's where I want to start.", 'start': 184.06, 'duration': 1.421}, {'end': 187.482, 'text': "But that's the concept.", 'start': 185.601, 'duration': 1.881}], 'summary': 'Digital colors are created using rgb (red, green, blue) with three syllables.', 'duration': 26.846, 'max_score': 160.636, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c160636.jpg'}, {'end': 284.112, 'src': 'embed', 'start': 258.278, 'weight': 1, 'content': [{'end': 267.983, 'text': 'The analogy here is I have a red flashlight, a green flashlight and a blue flashlight, and if I shine all those flashlights together in the same spot,', 'start': 258.278, 'duration': 9.705}, {'end': 269.824, 'text': "they mix together it's additive color.", 'start': 267.983, 'duration': 1.841}, {'end': 272.866, 'text': 'The more we add up all those colors, the brighter and brighter it gets.', 'start': 270.104, 'duration': 2.762}, {'end': 276.668, 'text': "But actually, this is kind of wrong, the fact that I'm putting 1,000 in here.", 'start': 273.266, 'duration': 3.402}, {'end': 284.112, 'text': "So the idea here is we're sprinkling a certain amount of red and a certain amount of green and a certain amount of blue.", 'start': 277.728, 'duration': 6.384}], 'summary': 'Combining red, green, and blue light creates additive color; adding more makes it brighter.', 'duration': 25.834, 'max_score': 258.278, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c258278.jpg'}, {'end': 322.739, 'src': 'embed', 'start': 296.439, 'weight': 2, 'content': [{'end': 300.442, 'text': 'The amount that I can sprinkle has a range.', 'start': 296.439, 'duration': 4.003}, {'end': 305.986, 'text': 'None, no red, none more red is 0.', 'start': 301.622, 'duration': 4.364}, {'end': 309.789, 'text': 'The maximum amount of red is 255.', 'start': 305.986, 'duration': 3.803}, {'end': 316.152, 'text': 'By the way, how many numbers are there between 0 and 255 if you keep the 0? 0, 1, 2, 3, 4.', 'start': 309.789, 'duration': 6.363}, {'end': 316.794, 'text': "It's 256.", 'start': 316.154, 'duration': 0.64}, {'end': 318.676, 'text': "Again, we're back to this weird counting from 0 thing.", 'start': 316.794, 'duration': 1.882}, {'end': 322.739, 'text': "So there's 256 possibilities, 0 through 255.", 'start': 318.896, 'duration': 3.843}], 'summary': 'The range of red sprinkles is 0 to 255, totaling 256 possibilities.', 'duration': 26.3, 'max_score': 296.439, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c296439.jpg'}], 'start': 142.449, 'title': 'Rgb color model', 'summary': 'Covers the rgb color model, its application in creating digital colors, additive color mixing using red, green, and blue light sources, and customization options within the 0-255 range for red in the rgb color model.', 'chapters': [{'end': 216.641, 'start': 142.449, 'title': 'Understanding rgb color model', 'summary': 'Discusses the concept of the rgb color model, emphasizing the use of red, green, and blue to create digital colors and their application in function names and arguments of drawing functions.', 'duration': 74.192, 'highlights': ['The RGB color model is explained using the concept of mixing red, green, and blue to create digital colors.', "The function 'background' is mentioned as one that draws a solid color over the entire canvas, using the RGB color model with 220 units of red and 0 units of green."]}, {'end': 295.779, 'start': 216.641, 'title': 'Additive color mixing', 'summary': 'Explains additive color mixing using red, green, and blue light sources, showing how different combinations result in different colors and eventually white light, contrary to traditional paint mixing.', 'duration': 79.138, 'highlights': ['Additive color mixing explained using red, green, and blue light sources, resulting in white light when all colors are combined. The chapter demonstrates how combining red, green, and blue light sources results in white light, unlike traditional paint mixing, where all colors combined create a brown muddy color.', 'The concept of additive color mixing being different from traditional paint mixing due to the nature of light. The explanation contrasts the additive color mixing of light with the subtractive color mixing of paint, highlighting the difference in the resulting colors when combined.', 'Discussion on the fundamental basic way of setting color through a certain amount of red, green, and blue. The chapter emphasizes the fundamental method of setting color by sprinkling a specific amount of red, green, and blue, while acknowledging other methods such as HSB color.']}, {'end': 379.096, 'start': 296.439, 'title': 'Rgb color range and customization', 'summary': 'Explains the range of red (0-255) in rgb color model, the total possibilities (256), and the default color mode comprising of red, green, and blue.', 'duration': 82.657, 'highlights': ['The total possibilities in the RGB color model range from 0 to 255, amounting to 256 possibilities.', 'P5 automatically limits any number greater than 255 to 255 when calling the background function, ensuring the color remains within the valid range.', 'The default color mode in RGB consists of red, green, and blue, and it can be customized using the color mode function.']}], 'duration': 236.647, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c142449.jpg', 'highlights': ['The RGB color model is explained using the concept of mixing red, green, and blue to create digital colors.', 'Additive color mixing explained using red, green, and blue light sources, resulting in white light when all colors are combined.', 'The total possibilities in the RGB color model range from 0 to 255, amounting to 256 possibilities.']}, {'end': 1033.886, 'segs': [{'end': 464.136, 'src': 'embed', 'start': 379.477, 'weight': 0, 'content': [{'end': 387.564, 'text': 'One thing you might notice is did you notice how, when they were all zero, it was black and when they were all 255, it was white?', 'start': 379.477, 'duration': 8.087}, {'end': 392.278, 'text': 'What happens if I make them all like 100??', 'start': 387.924, 'duration': 4.354}, {'end': 393.399, 'text': "It's like this gray color.", 'start': 392.278, 'duration': 1.121}, {'end': 401.59, 'text': 'When r equals g equals b, when the red, green, and blue values are all equal, this is something known as grayscale color.', 'start': 393.8, 'duration': 7.79}, {'end': 403.872, 'text': 'Grayscale color is a color.', 'start': 401.93, 'duration': 1.942}, {'end': 407.957, 'text': "Saturation is a term that's desaturated.", 'start': 405.855, 'duration': 2.102}, {'end': 409.499, 'text': "It's a color, but it's gray.", 'start': 407.997, 'duration': 1.502}, {'end': 413.916, 'text': '0 through 255, 0 being black, 255 being white.', 'start': 411.075, 'duration': 2.841}, {'end': 416.397, 'text': 'For shorthand.', 'start': 414.857, 'duration': 1.54}, {'end': 418.938, 'text': "all of the color functions and there's more of them.", 'start': 416.397, 'duration': 2.541}, {'end': 420.059, 'text': 'allow you to.', 'start': 418.938, 'duration': 1.121}, {'end': 425.141, 'text': 'if you want to do a grayscale function, you can skip having all three and you could just use one.', 'start': 420.059, 'duration': 5.082}, {'end': 429.843, 'text': "So if you put one argument in the background function, you're assuming a grayscale color.", 'start': 425.401, 'duration': 4.442}, {'end': 436.66, 'text': "Let's make note of this, because There are a lot of different ways.", 'start': 430.043, 'duration': 6.617}, {'end': 445.369, 'text': "So let's assume that there's some type of color function, background being the one that we know right now.", 'start': 437.041, 'duration': 8.328}, {'end': 450.674, 'text': 'If it has one argument, this is grayscale.', 'start': 446.19, 'duration': 4.484}, {'end': 457.71, 'text': 'If it has three arguments, This is RGB.', 'start': 453.016, 'duration': 4.694}, {'end': 461.333, 'text': 'And you can make a gray color with the RGB being equal.', 'start': 458.05, 'duration': 3.283}, {'end': 464.136, 'text': 'But this is the way that you can call any color function.', 'start': 461.534, 'duration': 2.602}], 'summary': 'Rgb values determine color, 0 for black, 255 for white. grayscale color has equal rgb values.', 'duration': 84.659, 'max_score': 379.477, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c379477.jpg'}, {'end': 549.17, 'src': 'embed', 'start': 509.306, 'weight': 2, 'content': [{'end': 514.868, 'text': "So, let's say we have, so what are the color functions, don't use my fingers.", 'start': 509.306, 'duration': 5.562}, {'end': 521.592, 'text': 'So, color functions could be background.', 'start': 518.909, 'duration': 2.683}, {'end': 525.934, 'text': "That's one, here's another one, fill.", 'start': 523.773, 'duration': 2.161}, {'end': 528.515, 'text': "Here's another one, stroke.", 'start': 526.814, 'duration': 1.701}, {'end': 541.506, 'text': 'If this is our canvas, and the shape we chose to draw is an ellipse with the ellipse function, fill describes the interior of that shape.', 'start': 530.501, 'duration': 11.005}, {'end': 549.17, 'text': 'Stroke describes the outline of that shape.', 'start': 543.267, 'duration': 5.903}], 'summary': 'Color functions include background, fill, and stroke for defining shape appearance', 'duration': 39.864, 'max_score': 509.306, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c509306.jpg'}, {'end': 596.481, 'src': 'heatmap', 'start': 558.672, 'weight': 0.792, 'content': [{'end': 568.236, 'text': "and leave background at 100, what I'm going to do is right before I draw the rectangle, I'm going to say fill, and I'm going to say 0, 0, 255.", 'start': 558.672, 'duration': 9.564}, {'end': 570.138, 'text': 'Look, I should show you about the console and errors.', 'start': 568.237, 'duration': 1.901}, {'end': 572.28, 'text': "I can't believe I haven't shown you about that yet.", 'start': 570.158, 'duration': 2.122}, {'end': 572.82, 'text': 'Look at this.', 'start': 572.44, 'duration': 0.38}, {'end': 573.74, 'text': "It's blue.", 'start': 573.34, 'duration': 0.4}, {'end': 576.002, 'text': 'The interior of that shape is blue.', 'start': 574.221, 'duration': 1.781}, {'end': 579.945, 'text': "Now I'm going to say, what's the outline? It's black.", 'start': 577.062, 'duration': 2.883}, {'end': 585.791, 'text': 'So by the way, the default fill in p5 is white, and the default stroke outline is black.', 'start': 580.005, 'duration': 5.786}, {'end': 590.673, 'text': 'But I could now say stroke 0, 255, 0.', 'start': 586.231, 'duration': 4.442}, {'end': 593.238, 'text': "And I'm already driving myself crazy with my inconsistent whitespace.", 'start': 590.675, 'duration': 2.563}, {'end': 596.481, 'text': 'And we can zoom in and see the outline is now a green color.', 'start': 593.278, 'duration': 3.203}], 'summary': 'Demonstrating shape fill and stroke colors in p5, with default and custom settings.', 'duration': 37.809, 'max_score': 558.672, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c558672.jpg'}, {'end': 835.959, 'src': 'embed', 'start': 806.513, 'weight': 3, 'content': [{'end': 815.982, 'text': 'Alpha is a word for transparency, meaning is the color see-through? What does that even mean? Transparency.', 'start': 806.513, 'duration': 9.469}, {'end': 820.044, 'text': 'So by the way, the same range, 0 to 255 for the A, 255 is the default, meaning that color is just all there.', 'start': 816.282, 'duration': 3.762}, {'end': 830.174, 'text': "It's another word, by the way, is opacity.", 'start': 828.112, 'duration': 2.062}, {'end': 835.959, 'text': "So this idea of kind of making the color a little bit transparent so it starts to blend with what's behind it.", 'start': 830.654, 'duration': 5.305}], 'summary': 'Alpha channel ranges from 0 to 255, with 255 being the default for full color opacity.', 'duration': 29.446, 'max_score': 806.513, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c806513.jpg'}, {'end': 895.329, 'src': 'heatmap', 'start': 866.322, 'weight': 0.896, 'content': [{'end': 869.785, 'text': "If it's fully transparent, I can't see it at all.", 'start': 866.322, 'duration': 3.463}, {'end': 872.922, 'text': 'If I make this 100, look at that.', 'start': 870.759, 'duration': 2.163}, {'end': 877.348, 'text': "You can see how it sort of looks light and it's blending with the background and blending there.", 'start': 873.242, 'duration': 4.106}, {'end': 882.474, 'text': 'So maybe I want to just give it a little bit more, 175, and you can start to see that there.', 'start': 877.728, 'duration': 4.746}, {'end': 885.198, 'text': 'So this is something you can play with, transparency.', 'start': 882.514, 'duration': 2.684}, {'end': 895.329, 'text': 'So just to finish this whole thing off, I can have one argument for anything background fill and stroke is a grayscale color, 0 to 255.', 'start': 885.678, 'duration': 9.651}], 'summary': 'Adjusting transparency from 100 to 175 provides better visibility in the background, and the color range for background fill and stroke is 0 to 255.', 'duration': 29.007, 'max_score': 866.322, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c866322.jpg'}, {'end': 1023.502, 'src': 'embed', 'start': 992.598, 'weight': 4, 'content': [{'end': 995.581, 'text': 'I could be sort of insane and make this like 24 or 105.', 'start': 992.598, 'duration': 2.983}, {'end': 1000.787, 'text': 'And suddenly, the stroke is wider than the actual shape itself.', 'start': 995.581, 'duration': 5.206}, {'end': 1008.056, 'text': "But the point is just to be able to, if you want to adjust the width of that outline, that's something you can do with the stroke weight function.", 'start': 1001.108, 'duration': 6.948}, {'end': 1014.598, 'text': 'Thanks So what I want to do is show you something about code comments and errors.', 'start': 1010.216, 'duration': 4.382}, {'end': 1015.898, 'text': 'This is really important.', 'start': 1015.118, 'duration': 0.78}, {'end': 1017.259, 'text': "I've kind of been skipping over that.", 'start': 1015.918, 'duration': 1.341}, {'end': 1017.739, 'text': "I'm going to do that.", 'start': 1017.299, 'duration': 0.44}, {'end': 1023.502, 'text': "I'm going to make a video really about that separately with the p5.js web editor, and that will be coming next.", 'start': 1017.759, 'duration': 5.743}], 'summary': 'Demonstrates adjusting outline width with stroke weight function and plans to cover code comments and errors in future video.', 'duration': 30.904, 'max_score': 992.598, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c992598.jpg'}], 'start': 379.477, 'title': 'Grayscale color, rgb, fill and stroke in p5.js', 'summary': 'Introduces grayscale color in rgb and explains the shorthand notation for creating grayscale colors. it also discusses the implications of the number of arguments in the color function. additionally, it explains fill and stroke concepts in p5.js, demonstrating the use of color functions to set the interior and outline of shapes, including transparency and stroke weight manipulation.', 'chapters': [{'end': 484.838, 'start': 379.477, 'title': 'Understanding grayscale color in rgb', 'summary': 'Introduces the concept of grayscale color in rgb, explaining the relationship between red, green, and blue values, and the shorthand notation for creating grayscale colors. it also discusses the implications of the number of arguments in the color function for determining grayscale or rgb colors.', 'duration': 105.361, 'highlights': ['Grayscale color is achieved when the red, green, and blue values are all equal, ranging from 0 to 255, with 0 being black and 255 being white. Explains the concept of grayscale color and the range of values for black and white.', 'The shorthand notation for creating grayscale colors allows using only one argument in the color function, assuming a grayscale color. Discusses the shorthand notation for creating grayscale colors using the color function with one argument.', 'The number of arguments in the color function determines whether the color is grayscale (one argument) or RGB (three arguments). Highlights the significance of the number of arguments in the color function for determining grayscale or RGB colors.']}, {'end': 1033.886, 'start': 485.018, 'title': 'Understanding fill and stroke in p5.js', 'summary': 'Explains the concepts of fill and stroke in p5.js, demonstrating the use of color functions to set the interior and outline of shapes, including the use of transparency and stroke weight to manipulate the appearance of the shapes.', 'duration': 548.868, 'highlights': ['The chapter explains the concepts of fill and stroke in p5.js, demonstrating the use of color functions to set the interior and outline of shapes. The chapter extensively covers the use of fill and stroke to define the interior and outline of shapes in p5.js, providing practical examples and code demonstrations.', 'The use of transparency and alpha values to create the illusion of blending and opacity in shapes is demonstrated. The chapter explores the concept of transparency and alpha values, showcasing how they can be used to create the illusion of blending and opacity in shapes, with practical examples and explanations.', 'The manipulation of stroke weight to adjust the width of the outline of shapes is explained. The chapter details the manipulation of stroke weight to adjust the width of the outline of shapes, showcasing how different values impact the appearance of the outline, with practical demonstrations.']}], 'duration': 654.409, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/riiJTF5-N7c/pics/riiJTF5-N7c379477.jpg', 'highlights': ['The shorthand notation for creating grayscale colors allows using only one argument in the color function, assuming a grayscale color. Discusses the shorthand notation for creating grayscale colors using the color function with one argument.', 'The number of arguments in the color function determines whether the color is grayscale (one argument) or RGB (three arguments). Highlights the significance of the number of arguments in the color function for determining grayscale or RGB colors.', 'The chapter explains the concepts of fill and stroke in p5.js, demonstrating the use of color functions to set the interior and outline of shapes. The chapter extensively covers the use of fill and stroke to define the interior and outline of shapes in p5.js, providing practical examples and code demonstrations.', 'The use of transparency and alpha values to create the illusion of blending and opacity in shapes is demonstrated. The chapter explores the concept of transparency and alpha values, showcasing how they can be used to create the illusion of blending and opacity in shapes, with practical examples and explanations.', 'The manipulation of stroke weight to adjust the width of the outline of shapes is explained. The chapter details the manipulation of stroke weight to adjust the width of the outline of shapes, showcasing how different values impact the appearance of the outline, with practical demonstrations.', 'Grayscale color is achieved when the red, green, and blue values are all equal, ranging from 0 to 255, with 0 being black and 255 being white. Explains the concept of grayscale color and the range of values for black and white.']}], 'highlights': ['The chapter explains the concepts of fill and stroke in p5.js, demonstrating the use of color functions to set the interior and outline of shapes.', 'The RGB color model is explained using the concept of mixing red, green, and blue to create digital colors.', 'The use of transparency and alpha values to create the illusion of blending and opacity in shapes is demonstrated.', 'The manipulation of stroke weight to adjust the width of the outline of shapes is explained.', 'The shorthand notation for creating grayscale colors allows using only one argument in the color function, assuming a grayscale color.']}