Look at this series of images: You can see how the shadows (the second image) are random and have many different sizes and shapes. Let's start with the grassBermuda.mel brush, this will be our first kind of grass. So, if you want realistic grass, you must use several different kinds of plants in your image. I personally never simulate lights, but if you want to do so, you can manipulate the "specular power", "translucency" and "specular colour" attributes in the "Illumination Attributes" section, under "Texturing". Thanks for reading. We have both "shading" and "tube shading" option; keep in mind that Paint Effects involve a lot of experimentation, so go ahead and adjust settings to see how they change the image. Grass 3D models. How To: Keep faces together in Maya 8.5 How To: Animate in Maya How To: Correct weight issues in Maya 8.5 How To: Scale and rotate components in Maya 8.5 How To: Do a duplicate mirror merge in Maya 8.5 How To: Animate objects in Maya 8.5 This combination of soft, semi-transparent shadows and harsh shadows gives the image realism. Now, let's get back to coloring the grass. but the key in Maya node editor that is still missing is called "SOUP" plug in. There are characters, props, environments, and many creatures ready for use and available in every industry standard file format – from Maya to glTF. I use Maya 7 with a Dell Precision workstation (Athlon Duron processor, 949 MHz, 768 megabytes of RAM). It reduces the real-time load on your computer. When you use this method all hair influenced by XGen guides is dynamic. In this tutorial we are going to learn Paint Effects in Maya. Now that you understand how light and shadow work in a more theoretical sense, let's open Maya and start actually creating our image. For information about creating a Descriptions with guides, see Create hair or fur using spline primitives. We'll use some dark greens and yellows for the highlights and the top of each blade of grass. And, of course, we have the Paint Effects panel in the Rendering set. In places with strong light, we see strong shadows; but where the light is softer the shadows are softer and more transparent. But what does "Lighting Based Width" do? This technique can be used to create grass, rocks, trees, plants, etc on any surface, even a deforming surface. but it is so destructive. See this photo. Set "Duplicates" to 100. You could use paint fx, already animated. The best way to animate the length value is to animate the Length Parameter in the primitives section. In this demonstration we go through creating an plane with normalized UV for seeding the Maya fur grass. Playback is exactly intuitive. Increase the spline Length to 2. Adjust the Taper to 0.5 and the Taper Start to 0.5 so that the splines look more like blades of grass. AREA tutorials have free beginners, intermediate & expert online tutorials. I used "intermediate quality" with Maya Software, with the "Oversample" and "Oversample Post Filter" options turned on, along with some basic shadow settings, It still needs a little tweaking, so I adjusted the light and shadows and some colors. Maya Grass Tutorial: How To Create Realistic Grass In Maya Xgen -Fast Also, you must use Depth Map shadows (not Ray-Traced), because only Depth Map shadows generate shadows for Paint Effects. We begin by evaluating the default Paint Effects grass library with discussion on the basic adjustments needed to make grass more natural. Select the grass shaft. Of course, you could always convert the Paint Effects to polygons and use ray tracing, but that would result in a very heavy scene.Use these settings for shadows: You can improve the quality of the strokes by checking "Oversample" and "Oversample Post Filter" in the Render Globals panel. Animation of the grass: We now have nice grass but it is static. Check out this Maya animation tutorial video from Sessions Online School of Game Art's "Character Animation" course. I will not go too deep into the options here, so feel free to experiment on your own. I would much appreciate just some simple tips to make some simple grass for my Maya scene if someone could kindly inform me about it. Click a flair to sort by topic and find a wealth of information regarding the content you're looking for. Now go to your Visor and select a Grass brush. We need lots of contrast between the top and the bottom of the grass to produce a really realistic image. We can add a bit of movement using Maya Hair. Increase the Density to around 5000 to cover the plane with grass. I also changed the elevation angles so that I could simulate gravity or wind. Animated 3D models are suitable for movies, games and all … Adding a Signal node is an easy way to animate the grass in the scene. In this Expert Challenge held on March 27, 2013, Maya expert Duncan Brinsmead explored the new features in Maya 2014. In the attribute editor, open the shading options for the "grassBermuda" stroke. This course will give you a complete overview of the package. if you have ever used it you'd know how destructive Maya node editor is. Avoid using Maya Fur, if you say the computers … Keep experimenting with settings until you are satisfied with the look of your grass. You maybe need to adjust the scale as well depending on the size of your plane/grass. The Patch attribute on the geo can also be linked to other Maya node outputs, such as locators scale, so you could drive the length value with a locator in the scene if you wanted: Cheers This is a basic overview of Maya animation protocol and a lesson in using Maya tools. Am using Maya 2012, but the function are the same since Maya 8.5. y the maya fur to the plane. I used a bind with a bump and a single mapped texture something like this. There are also some pieces of wood mixed in. We will create a texture and apply it to our Paint Effects grass; here we can give it transparency (from a ramp or a fractal), change the color, and add displacement. Here is the terrain with the density set at 3.2. Create a field of grass and weeds using XGen expressions. The time slider is the most important control for designing frames in Maya. In addition, you must vary the size and color of your plants throu… Looks like you're using new Reddit on an old browser. Expressions are instructions that you can type to animate attributes. Animation controls run on the bottom of the screen. (If you want a tutorial on Paint Effects animation, just send me an email and ask for it.) Do you guys know of a better way to go about this? You can see that the top of the grass gets plenty of light, and the bottom of the grass has dark, irregular shadows. Focus on the shape of grass that we want. Thanks, - Once you have your poly grass, use particle instancing to spread it across your landscape really quickly and easily. In this title, Alex covers how to create realistic grass using Maya, Paint Effects and Mental Ray while also sharing his techniques for developing a complete natural environment. First, we need to understand what grass looks like in reality. growAnim.mov Later I learned how to do it, and now I have created a tutorial on the subject.You can find this tutorial in the officialCommunity of Autodesk-Maya UserIn this tutorial, I will describe how to create realistic 3d grass using Maya's Paint Effects. Maya is a new variety of seeded bermudagrass. Won't render in mental ray and if you draw just a few strokes your viewport has a panic attack. Create two parts, one really small and another the final size; we will configure and test-render the small part until we are happy with the look, and then share brushes between the two to update the large section. Make your terrain paintable (from the Paint Effects shell and the second icon or from the Paint Effects menu option "Make Paintable"). So let’s start and first go … Here's the final result, I created this image in less than three hours, and the render time was two and a half minutes. I've never made any grass or hair in Maya yet, but in the newest verson 2016 I cannot even find the tools for doing it anymore. We need some variations in the shapes of the top of the blade should be thin and the base should be wider. Lighting Based Width = 0.8I am now satisfied with the colors of the grass, so here is the final texture. Real smart solution to animate the near color to repeat the animation if the "mask" object is static. Working in Maya, you quickly realize that there are many ways that you could create something like a grass field. This part of the process is largely trial and error; sometimes the default values will work adequately, but you will likely want to change quite a few values. This gives the grass a sense of depth. For example, you can use Maya ® Dynamics ™ to create effects such as sparks spraying from a welding torch or hail falling from the sky. 3D Splanchnic Shows How to Use MASH to Distribute Grass as Arnold Stand-ins to Create a Grass Field. First, we need to understand what grass looks like in reality. This is a very experimental stage, where we manipulate many attributes and combine values to get a realistic image. My name is Isidro, and I am from Costa Rica. Tested as RAD-CD1 in the latest NTEP (National Turfgrass Evaluation Program) trial (2007 – 2012) it is a seeded variety selected for improved turf performance, disease resistance, excellent color, texture and broad adaptation. Pictures of said landscape: http://imgur.com/a/TpRv2. A little twist in the branches and some variation in the size and length of each blade and branch also aids realism. We're gonna cover the interface, modeling, texturing, and rendering, as well as animation. Blender Tutorial: How to make a grass field? We can either simulate lighting or use "real" illumination. Each stalk of grass casts a shadow on the ground and on its neighboring stalks. Now we can start the fun part. 0 . There are some flowers, some weeds, some dried-out (dead) grasses, and so on. There is no way to exclude guides from the animation. This technique works only for Descriptions that use guides. See this photo. Well, that's not too realistic, is it? Recorded by Arvid Schneider, this tutorial is easy to follow and shows you in detail how to utilise Chaos Groups’s Vray render plugin and it’s Vray fur within Maya to create and animate realistic grass. To play the animation, click the link below. Feel free to experiment with settings here; perhaps try a checker pattern for the color texture, or anything else that you want. I will explain how to manipulate the shape and form of the grass, as well as what each attribute modifies.You can see explanations of every attribute if you browse your help panel, You can see how I manipulated my settings to create a thin cross-section at the top of the blade and a wide one at the base.I also changed the density settings, as well as the thickness of the branches and the little lefts that are in the end of the large blades' branches. Lower the Width to around 0.05 to make the grass appear thinner. Mast shows how you can create the original grass geometry, and then use them in a network to easily distribute them on a ground plane. Don't worry about the light and the shadow at this stage. Maya is a terrific 3D modeling, rendering, and animation package that's used throughout feature films, gaming, and animation. I am not saying that the individual shadows need to be very strong, just that there needs to be a distinct contrast between the tip of each stalk and the root. I've been playing with Maya Fur to try and get the effect I want but the only way to get enough grass coverage is to bump it up to more than 10 million instances and that will be hell for rendering much less animating. Bring your project to life with animated models. This photo contains many different colors, sizes, and types of grass. The following example illustrates how you can animate fur attributes by keyframing them. This is what the Paint Effects shell looks like. It seems to render faster than paint fx, and does more realistic animation. We will set the basic color of the grass here, and if you like, you can set transparency and incandescence attributes as well. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. We can either use the scene's lighting or override it with a custom setting. I will not go too deep into this option because I will be working with scene lighting (the "Use Real Lights" option), but you can manipulate settings like translucence and specular reflections if you like. We share and discuss topics regarding the world's leading 3D-modeling software. Also I looked for tutorials on Youtube, but could not find anything. Maya Zest: Creating realistic grass in v-ray Maya using fur The new Retopology toolset in Maya 2014 . 5.. put an image/bump (displacement may be too slow, try it also) texture of grass on the "ground". I need your help. We thus delete the sphere. In the third image you can see that the light is more uniform (mainly because the grass has uniform size). But before we change the colors, let's increase the density of the grass to cover the whole terrain. November 28, 2012 . - setup the maya fur: base color, top color, density, scale. I will not be covering this here, but again, if you would like a tutorial, send me an email.Past the Shading attribute is Texturing. This image took 2.00 seconds to render at 640״80 resolution.First, let's create a simple scene. - … Its very easy and usefull for outdoor renderings.First we will generate some grass – write a mi-file (mentaly-ray proxy file), load it into a dummy object and distribute it onto a surface. Also, observe the shadows in the grass: The red arrows show how the shadows work, and the blue ones show where the light goes. Now select the plane to be the "Distribution Object" for the grass, this button is just at the top of the scatter object. I need to find a way to animate semi-realistic grass on my landscape that I'm working on for a school project. Welcome to the Autodesk Maya Subreddit. You can attach nHair output curves to guides to drive hair, fur, or instanced spline animation. "Display quality" lets you decrease the number of blades of grass displayed in the viewport, but does not affect the actual density. Hello r/Maya!I need your help. This is the image we will create in this tutorial. One interesting feature is the ability to use ramps or other texture files in the color, incandescent, or transparency slots; we can even animate the textures. In addition, you must vary the size and color of your plants throughout the scene.Take a close look at this photograph: Notice how many different kinds of grass and other plants there are in this little space! There are some flowers, some weeds, some dried-out (dead) grasses, and so on. There are several other important options available in the Attribute Editor. Maya gives you several ways to create animations. Now, let's explore Paint Effects. We still have another kind of grass to add, so use the same method as before and put in a second variety. You have paint effects, xGen, … Paint Effects is a really useful tool, as you can create not only terrain but also fluids and particles -- or just about anything you can think of.I hope you enjoyed this tutorial. You will almost never have a single kind of grass in your scene, because in reality there are always other plants mixed in with the grass. Taz, yes we use Maya node editor. If you have a recent version of Maya, Xgen is pretty amazing. Grass with Maya and Mentalray Proxies. Let's experiment with using values of 0, 0.5, and 0.8. 30th December We can do this by opening the Attribute Editor, selecting the general grassBermuda configuration panel, and increasing the density option. Find 3D tutorials, blogs, forums, and a 3D gallery of film, VFX, games, and design work. (Notice that Maya Fur can also be used for non-fur effects, like grass or wheat.) I've used a cylinder instead of a sphere to get the inside also animated. Create a plane (either NURBS or poly I'll use NURBS for this tutorial) and sculpt it a little to give it variations in height. Press question mark to learn the rest of the keyboard shortcuts. - Try a first render test. I work this way to save memory during the configuration process.Before Share brushes: The scene is almost complete! In this example, length is animated to produce the effect of grass growing. This is what the Visor looks like. Here are some renders using different Opacity values. Home Tutorials 3D Blender Tutorial: How to make a grass field?. Then, adjust your brush size and start painting on the terrain. CG Tutorial, Redshift tutorial, Houdini tutorial, VFX tutorial, CGrecord This will be our terrain. Today I quickly show how to get some nice grass – in maya – with mental ray proxies. (the texture can be a high-res, hi-size render of Maya "slow" grass seen from "above" -- an angle is better- … Making field of grass in Maya. This is an important feature, it lets you copy the configuration of one brush to another so two brushes can work simultaneously.As you will see, you can create a little piece of grass and a large section of it. Some time ago I was trying to find out how to create realistic grass and plants for a university project, but I could not find anything. I also created a simple animation. You will need to create a simple material for the ground. Some of the icons are for selecting different brushes; others are for configuring the brush, or for painting with the current brush, or using the Visor. (I told you before that we need at least two kinds of grass to get a realistic image. This can be useful for large scenes where you want to minimize rendering time. Isidro Fernández Calderón, on The individual blades of grass are too wide and too uniform. About the shadows: We can simulate shadows, instead of calculating them. Now that our grass is ready, we will share the brushes so that the whole terrain has the same configuration. In the end of this tutorial, we’ll have a beautiful scene with animated grass and flowers. Here’s a great tutorial detailing how to create realistic looking grass in Maya using Vray. This speeds up rendering tests considerably. For example, you can write an expression formula that animates the flapping of a bird’s wings. Here's what we have so far. The only "problem" I have is that the timing of the animation starts at the same time. we are now waiting for Mash to be implemented in MAya a Mo-graph nodes which is good for scattering and do some cool motion graphics. by Alternatively you can use a free tool like 'spPaint3D' to paint your scene with your grass geometry. This photo contains many different colors, sizes, and types of grass. Tweet | 0 . Learn all the tips & tricks for using Autodesk 3ds Max, Maya, Flame, Maya LT & Stingray. 2010, Hi everybody! Use any kind of brush you like, Now you can change the camera view and adjust the render settings in the Render Globals panel. Youtube 2015-09-24 10:29 tutorial > Maya > modeling. So, if you want realistic grass, you must use several different kinds of plants in your image. Unique views, Turn on "Cast Shadows" in the Shadows attribute, Turn off "Use Mid Dist" in your light attributes - otherwise you won't get any shadows. Now we need to add realistic lighting to our scene. You can then configure the small part of grass and update the larger piece's configuration. Here is the final image that we will create. I need to find a way to animate semi-realistic grass on my landscape that I'm working on for a school project. As a result, very little light reaches the ground. This panel contains the materials properties for the selected object. The next setting is for illumination, which changes the way light affects the grass. You will almost never have a single kind of grass in your scene, because in reality there are always other plants mixed in with the grass. And we also need to change the shapes and the colors of the grass; but we can leave the shape alone for now so we can see the colors more easily.I am going for a "mountain" look, so I need randomly placed plants and a somewhat dried, "end of summer" color scheme. "Seed" controls the algorithm that created the form and positions of the grass in the terrain. New comments cannot be posted and votes cannot be cast. Please send any comments, suggestions or corrections to email@example.com. Here you can see the rendered image with basic light and shadows. For this part we will only work with the plane because we can only have one object per Fur Description with the following technique. To animate the fur, we'll investigate Maya's tools for applying dynamics to a scene (though it is also possible to animate hair using keyframe animation). Hello r/Maya! Join over a half a million Autodesk Maya and 3ds Max artists. In Maya, dynamics can be applied to different kinds of objects, such as rigid bodies and particle systems. That way you can have more space and still have it easy being green. I've been playing with Maya Fur to try and get the effect I want but the only way to get enough grass coverage is to bump it up to more than 10 million instances and that will be hell for rendering much less animating.
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