How To Make Your Realistic Custom 3d Models If You Are New To 3d Modeling

This is a common question for every beginner in the 3D industry. Can I possible just take a training course and be able to make realistic custom 3d models right away? I get similar inquiries from students that are looking to save time and keep their expenses low. In reality, there is no quick way to get these specialized skills. As with any skill, the more time you spend teaching yourself, the more effective you will be in getting what you want. Therefore, it is very difficult to start building a new 3d model or customizing one if you are a newbie in the 3d industry. You are far better of using 3d modeling services.

Custom 3d Machine Gun Model

It requires great skill in part due to how 3d models are made, manipulated, and displayed. They are representations of objects in three dimensions with 3d modeling software, such as 3ds max and maya and can be output in a variety of file formats, such as 3ds and obj. These file formats can then be imported or converted to use in many other applications including high definition

modeling.

3D models can be any real object with three dimensions that may be displayed on a PC by means of specialized software programs, with the width depth and changes of viewpoint represented. These models can be rendered through specific applications into two dimensional renders of frames. They are used in many areas, such as virtual simulations and 3d worlds, demos, architectural visualizations, walk-throughs, and so forth.

These three dimensional representations or 3d models are initially created as meshes made of polygons. Then they are rendered to look realistic. The more detailed models can contain hundred thousands of polygons. The number of polygons determines whether the custom 3d model is a high poly or a low poly. However, low poly does not mean that it is not high quality. Instead, it is a lightweight version that can be used in games or simulations saving cpu and memory.

Generally those who enjoy artistic skills who enjoy a challenge stand a better chance at making professional 3D models. However, when used in business applications, advertising, or for the artist who favors to target the art not the software then making their own isn't usually the finest choice.

Production costs as well as the amount of time that is available can play a part in whether your team uses 3d modeling service or makes the custom 3d models. The advantages to making your own custom 3d models are naturally that you designate exactly what you need; you imagine it and create it.

Custom 3d Trucks Models

There are additional considerations to take into account if your in-house artists make your own 3d models. The most important is that high quality 3D models are seldom produced rapidly. The second consideration is that 3d modeling services will generally offer quicker delivery time for custom 3d models because they have experienced 3d modelers and rendering artists that focus on just customizing models.

The bottom line when considering on using 3d modeling services is the actual return on your investment. This is because it usually comes down to the price vs. the time that can be lost during production if you decide not to outsource your 3d needs. Another thing to take into account is that your team members or employees may not have the abilities or wish to even try to make their own 3d models.

Utilizing 3D modeling services is common for advertising firms that make ads for their clients, health professionals that want to sell their prescriptions to doctors, video productions and architectural designers. They outsource their 3d projects because of the ability to cut down costs and get it done fast. Making 3d models is routinely just too slow and occasionally too pricey compared to the cost of just getting custom 3d models done by experienced 3d modeling artists.

3D artists who like new program interfaces should select their 3d modeling application conscientiously keeping a few things in mind. There are also other alternatives, such as some freeware applications available for anyone to start with relative low costs. However, depending on the open source community and your previous knowledge in 3d, this option might not give you the same results as the more commercial professional software. The best way is to start learning the basics and then progress into more advanced levels to gain a better understanding of the process and its potential.

In essence, when you get your custom 3d models made by 3d modeling and rendering services you save time and money. However, before you go ahead and get these services, consider putting a comprehensive list of the things you need. After all, the more time you put into making the decision to use the services and defining your requirements, the more satisfied you will be with the results that you will get.

How To Best Use Custom 3d Models To Get Realistic 3d Face Modeling

Face 3d modeling is done using stock or a custom 3d models that are created with relative smooth and clean meshes and have quite a bit of details. They can also be started using face recognition devices and processing software. Below, we discuss the first approach to achieve realistic results.

You can cut down time and production costs if you purchase a 3d model from a 3d marketplace to use in your face 3d modeling and animation. Using a ready made 3d model will help you a lot during your face 3d modeling process. However, remember that when you use one that has already been made, you will have to add your own features and you will have to change it so it can be unique.

To start, lets look at the help you get when using this approach to start the process. Custom 3d models allow for an easier way to obtain the right proportions for the 3d face and also the necessary details that are needed to ultimately meet your needs for the face 3d modeling project.

Custom 3d models give an easier way to obtain the right proportions for the 3d face and also the level of quality and detail that are needed to satisfy the need. There are many advantages to using a custom 3d model to start the process including getting realistic location of the eyes, eyebrows, face, mouth and other proportions.

For instance, if you want exclusive licensing rights for the 3d face to use it for a character or project, then you will probably need custom 3d models. However, you can always get practical and not require exclusive rights so you are more able to get a quality one that's already made and may even include rigging or facial movements.


Bear in mind that to use the 3d face model or to change any of the facial features or expressions, specialized 3d modeling and rendering abilities are required throughout the face 3d modeling process in order for a proper mesh to be achieved and to render it like a human face. It is safe to assume that in most cases, it is highly desirable to change the stock 3d model so that it can be original.


In addition, most face 3d modeling almost always involves further processing particularly when adding facial expressions such as happiness, anger, sadness, thoughtfulness, shyness, etc. In other words, you'll regularly find that most custom 3d models of the body need some or lots of additional manipulation to meet your clients needs including; accurate facial expressions, body motions, rigging, low polygon version for game engines and virtual worlds, scene setup, post production like adding the audio and so on.

There are many techniques you may use to create custom 3d models of human faces. To initiate this process quickly, try to get a starting model that will have the basic outline of the human shape, without all of the details. The referenced 3d model can be referenced from a photograph, video, or existing 3d models or even custom 3d models. Face 3d modeling involves using these already referenced points and then using them to build and customize it to include all the necessary details.

Facial expressions are achieved with the movements of the face muscles, such as the movement of the cheeks, nostrils, eyelids, upper and lower lips and also with small changes in the creases and wrinkles of the human face. These details that are added by the 3d modeler as visual cues are what convert a lifeless face into a human like face. Then, the 3d artist can use this custom 3d model and distill it to effectively create a look that is very realistic, saving time and money during the 3d face modeling process.

For instance we discussed above that one can use reference videos or photos. It is important to note that these references that are used to pinpoint the location of the eye corners, nose tip and mouth corners are obtain by using specialized face recognition software. The output of the face recognition software is used as the kick off point of the face 3d modeling, so then you can add a range of poses, facial expressions and speaking.

However, to achieve this level of accuracy and ultimately a realistic a human-like appearance, you'll need to use these specialized face recognition software to obtain the amount of facial points to go by and this can become costly. Often this high end capture devices and respective software are not available and can't be purchased due to their cost. Therefore, another cheaper way to achieve a very human look is to manipulate the custom face 3d modeling until you achieve what your client specifically needs, without the added expense and overhead of getting capturing devices or specialized software.

See more examples of face 3d modeling with these highly realistic renders. If you need 3d models customized, let us customize it for you, we offer high quality custom 3d modeling and rendering at affordable rates.

The Advantages of 3D Modeling

3D modeling and 3D renderings serve multiple advantages in a variety of fields. Without these renderings, we would have no simplification in the form of animated video for complex processes such as surgery, or the complex journey through the digestive system.

Considering in the avenue of film, or in current events how time and cost consuming it could be to recreate an event such as a fire, or explosion that has occurred. The animation of 3D models allows artists to create these events using models, than rendering the models, which provides life into the structure to create a sequence of events.

The process of 3D modeling allows artists to learn a variety of techniques and forms to create models, animation and even visualizations. As these artists are taught varying techniques, productivity increases as each technique is best for create specific types of the models.

Using 3D models are learning tools are a business all in its own. We are each gifted with different abilities, and with these abilities comes different ways in which we are able to learn new concepts, easily and effectively. Through the use of 3D models and 3D visualizations we are able to create concepts which can easily be learned by visual or tactile learners. That is, those who learn best by visual recognition of an object, and those who learn best by being able to feel, or take part in an object.

We are able to create models that can mimic art through the use of complex lighting, and photo realistic capabilities created with 3D modeling software programs. We are able to create artistic 3D models, which can benefit the arts as providing another media. Sculpture is one of the earliest forms of 3D modeling, and now, we are able to take sculpture to a new level, with the use of 3D modeling software which can create new media.

The Many Features of Rendering

Within the rendering process of a 3D model, how are these models brought to life through the process of animation and then created through photo realistic techniques to become characters in the films and games that we, as consumers, have become familiar with? Through the powerful process of rendering, we can create characters, ready for film, that encompasses lifelike qualities – and here are the features that assist artists through this process.

The main qualities of rendering include: shading, texture and bump mapping, fogging, shadows, soft-shadows, reflection, transparency, refraction and reflection, depth of field, motion blur as well as non-photorealistic rendering. Although these techniques may seem confusing, once an artist has become familiar with photorealistic techniques and 3D rendering software programs, they will come to realize that it takes many of these features combined to create a successfully rendered 3D model.

Shading is an important part of a rendered model, as it gives light within the color and creates the appearance of shadows on a model, creating a lifelike appearance. It determines how the color and brightness of the surface of the model will interact with the lighting within the scene.

Texture and bump mapping give distinctive properties to the surface of the model and can create textures such as cloth, skin, or even liquid. Texture mapping is applied to surfaces on a large scale, and bump mapping to a much smaller scale, even as small as a pixel.

Fogging and shadows are both ways of playing with the light in a scene, and how it will interact with the 3D model. Fogging will create a dimming effect of the light through the atmosphere, and can create intense low-light features.

Inserting a reflection into an object allows the surface to appear mirrored, such as a surface of a window, piece of glass, or even something shiny within the scene. Transparency and translucency, all determine how light and other objects will pass through certain parts within the scene. This is also important in the creation of windows, and glass.

Determining the depth of field within the scene of a 3D model means that an object such as the character will be in motion, and aspects or scenery in the background may appear to blur. Motion blur has the same effect when high speed or motion of the camera is simulated within the rendering programs.

Objects within the scene can be changed to appear as if they have been created manually, through the use of painting or drawing. These are referred to as non-photorealistic features, as they are drastically different from the features which are most often used.

Using these effects in conjunction with each allow scenes to be set that are realistic, believable or whimsical, depending on the degree to which feature is used.

Rendering a 3D Model

The process of 3D rendering allows the artist to generate a picture of the model, after it has been completed. This image is created by using specific aspects of the model, such as: texture, lighting and the shading of the 3D model. The results of this rendered object will create a final product, a product that the consumer is going to be most familiar with.

3D rendering refers to the animation of giving life to a static 3D model. Through the rendering process, animations are created by using computer software to give life to the model through photorealistic techniques. 3D rendering is actually the final process of creating a 3D animation through five basic techniques.

There are two rendering techniques, real time vs. non real time. The difference between the two effective rendering techniques is the speed in which the objects are shown within the scene. Real time renderings occur at a range of twenty to one-hundred twenty frames per second, where non-real time renderings occur much slower, and are suitable for feature films, and movies.

Depending on the complexity of the model that has been created, the rendering process can be very expensive. Rendered models are often created in pieces, by different artists working for the same company, on the same production and then pieced together using graphics software.

Rendering is also used during video to calculate the final effects, or to edit the video file through the creation process. It allows the artist to view the final project, before it has been completed, creating a valuable tool in the video game and animated film design industry. Through the video rendering systems, multiple images must be created, and rendered together to create the final image, which has resulted from one 3D model. Interestingly, the films that we have become familiar with are the result of static 3D models brought through the rendering process.

3D Models and Their Uses

3D or three dimensional models are used for a variety of purposes. Surgeons and filmmakers are only two of the many professions that use 3D models on a regular basis. 3D models are created by mapping various coordinates in a 3D space.

Medical professionals use detailed 3D models of organs to teach medical students, outline and plan surgical intervention as well as demonstrate procedures to students and patients. Plastic surgeons use detailed software to create 3D models of the body to demonstrate a “before and after” to the potential patient.

There are two types of 3D models: Solid and Shell. Solid models define the volume of the 3D model are solid, such as piece of stone. Solid 3D models may be used in many engineering models. They are used for simulations that are non-visual. Shell 3D models are more diverse and contain the outer layer, and represent the surface of a 3D model. Shell 3D models are used within filmmaking and video game creation to allow the user to manipulate the model as needed.



3D models have many benefits over traditional 2D models, such as: the flexibility that is offered with the use of 3D models – we can change angles, or create animated imaged much quicker than using two dimensional models. 3D models combined with software enable us to make instant calculations. This is one of the reasons why 3D models are increasing in popularity with earth scientists and engineers. Lastly, 3D models allow us to have a concise picture of an object which allows for higher levels of accuracy when building, designing or figuring. Additionally, 3D models have the benefit of becoming easily animated to see all facets of a structure or object. It is this feature, the ability of 3D models to be turned on a sphere, from the middle point that has increased the functionality of the renderings.

3D Model use in Graphic Design

3D models are used widely in graphic designs that contain 3D animations. A graphic is created by a coordination of points on a chart. A model does not become a graphic until it has been visually displayed by animation and rendering.

There are three parts to creating a 3D model within a graphic design. First, 3D modeling occurs in which a shape is given to an object using the coordination points. These points are graphed onto a chart. In the case of graphic designs, the majority of models will be shell models which can be easily manipulated for size and shape.

Next, layout and animations occur which give can give movement to the object within its scene. Next comes the process of rendering, rendering the 3D object refers to creation of images from that particular object. This particular step gives the spacing between the image and the scene in which it is found it with by special measurements. Layout determines how the object is going to move over time, and if any change will occur within the object.

Rendering is the process in which the animation is taken from a 3D model to a graphic. It includes the visualization of an image that can be manipulated with style or light. Rendering has two basic processes: these are, scattering and transport. Scattering defines how the surface of the object will interact with the light and transport defines the process of how light will get to one place or another.

There are two ways that a 3D image can be implemented into a software program. It can be created by the program, or another design program, or the image can be scanned into the computer with scanning software.

After a model has been rendered, it is easily transformed to 2D to ease the editing process, but the process of creating a 3D model from a 2D means the three step creation process must occur; (modeling, layout and rendering).

3D Model Use in the Medical Field

More than likely, the most familiar 3D model in the medical field can be seen on a visit to the local Doctor’s office. Within that office there are 3D structures of organs, from the heart and lungs to the digestive or skeletal system. These models are used for teaching anatomy or medical students, or used to demonstrate abnormality, disease or procedures to patients. Although the organs lie inside the body, the 3D models give the patient an opportunity to visualize the organ in the correct manner.

Software has made it possible for surgeons to create surgical plans, and be assisted throughout the procedure. Specific software renders 3D images of the organs that are to be operated upon.
These medical 3D models are accurate in size and shape but some also in detail – even texture. The models are created as similar to organs as possible. This feature allows surgeons to learn, before assisting with a procedure on a human body, to know the feel of an organ. Specific textures and materials are used to create 3D heart models, as the heart is certainly not made from hard plastic.

Some specialists, such as plastic surgeons render 3D models to allow the patient to visualize the results of specific surgeries. In this process, a picture is taken of the patient, or, a personalized 3D model is created through the use of software based on specific measurements and coordinates to create the desired changes, and visualize these changes – instantly!

3D models have become valuable teaching tools. Many websites allow the user the opportunity to gain valuable insight into the inner working of organ through 3D models. These models are beneficial to students in a secondary school level, all the way to students in a Medical Doctor program. The accuracy is pristine and the renderings allow familiarity, and are easier to learn than a two dimensional image on a page.

Spline Modeling

Spline modeling, as with each other form, begins with the shape created, that will create the bottom of the object. As well, with each other form, the method is used to create 3D objects used within video games.

Spline modeling is one of the premier types of 3D modeling, one of the most effective, which is able to create complex curves using weighted points (referred to as vertices) on a line. This line is represented as curving, because of these weighted points. 3D modelers are able to change the visualization of the line be increasing or decreasing the weight on each of the curves.

Splines and patches modeling use these curved lines to create the appearance of the surface of the 3D model. For this reason, spline modeling methods are best when creating organic models such as people, vehicles with sleek and curved lines, and models organs which are used in medical practices.

There are two types of models that can be created using the spline modeling techniques, solid and shell. Solid 3D models and shell 3d models differ in the fact that solid models are created like a rock, and define the structure through the interior of the 3D model. Solid models are time consuming, and require additional methods when being used. On the contrary, shell models are created to represent the surface of the object, and not the volume. Most video game models use shell type of modeling, as there is no need to define the interior volume.

Spline modeling is most similar to the second type of modeling, NURBS modeling, which also uses genuinely curved lines to create 3D modesl. Using these curved lines ensures that the model will truly have a genuine appearance to its inspiration. In contrast, polygonal modeling using series of tiny lines to create the appearance of a curved line, but one of the disadvantages of this type of modeling, is that the line will never really curve, regardless of the amount of lines used to create the structure.

The Creation Process of a 3D Model: Rendering

Rendering is the third and final step in the simple creation of a 3D model. Rendering refers to the image being visualized with images being created from the 3D model.

There are many features of a rendering, these include; transparency, shading, shadows, reflection, depth of field, caustics, fogging, bump-mapping and texture mapping. These features are the most commonly used when an object has been rendered.

The transparency of a rendering can be adjusted, and details the transmission of light through objects giving the viewer a line of slight through the object.

Shading of a rendering can be adjusted on the surface to create a darker or light effect. This is adjusted with how the light of the scene diffuses into the object.

The shadows of a rendering can be changed with the scene lighting. Some parts of the scene may be lighter than others therefore causing variations in the light that is shown in the object.
To incorporate a mirror effect on an object rendering will give a reflection, a sharp – shiny reflection of the object.

Depth of field can cause the focus of the object to shift, for example – part of the object in the foreground may be in clear focus, while object outside of the depth of the field will become less defined or blurry.

Using caustics while creating a rendering can illuminate certain parts of the rendering using highlights, mirrors and transparency tools.

Fogging an object in the rendering process directs how the light will dim while passing through air that is not clear, similar to the way that we see fog in real life.

Bump and texture mapping are both ways of creating surfaces upon the shell of the object. These incorporate texture and detail and add lifelike qualities to inanimate surfaces.
This overview highlights the most common effects used in the rendering of objects in the 3D modeling process. The options are practically endless, although most 3D modelists find these to be the most popular, and useful while creating 3D models.

The Three Methods of Modeling

There are three types of modeling that are used to create a 3D model, these are; spline modeling, box modeling and poly modeling.

The first type of 3D modeling discovered is spline modeling. Spline modeling has also been referred to as patch modeling and allows a curve to be created with the use of two control points. These points are created in multiples to create the skeletal system of the model. This form of modeling is best for objects that are not going to be animated, as they require a lot of modifications to be suitable for the animation process. Cars, furniture and real estate models are examples of which types of models work best within the Spline modeling process. These types of models require an extensive amount of curved shapes and therefore work best with Spline modeling.

The modeling form that lies the most similar to sculpting is the technique called box modeling. It begins with a cube shaped, and details the object by removing layers or slices. Again, box models can be difficult to animate and take extended periods of time to create, and perfect. Box modeling is used for objects with hard lines such as tall, traditional buildings.

Poly modeling is also referred to as edge extrusion. It is one of the most precise techniques as it will begin with a 3D image consisting of points, which are built upon. These sets of four points are referred to as quads, and the second is attached to the first, and the third is attached to the second, and so on. The model is created from the bottom up, and can take extended periods of time but requires less adjusting than traditional modeling methods. Shell models, which contain the surface shape without an interior, can be easily created with poly modeling. The most advanced technique; poly modeling has been popularized with new technology and software.

Leveraging 3D Models on a website

Previously, whenever a company required a 3D model they would have to hire a 3D modeler or 3D company to create it for them which resulted in a time intensive and expensive process. Most of the items created ironically, already existed in the hard drives of some 3d modeler somewhere in the world.

With the current digital content industry trends, a company like Flat Pyramid (http://www.flatpyramid.com) was able to provide a solution that:

• Creates visible and profitable opportunities for digital artists and 3D modelers globally by making their existing content available for a fee or free to someone else that needs it, thus, saving time and money.

• Addresses the current surge in demand and rising costs of an accessible, global supply of 3D models.

• Provides entrepreneurs and inventors a way to competitively showcase their ideas digitally using 3D models.


• Resolves the growing demand for a global supply database of ready-made 3D model digital content.

• Gives the ability to requests for project-specific, custom-made 3D models by tapping into a pool of thousands of 3D artist and modelers that are members of Flat Pyramid website.


Fig.1 3D Model of C130 Hercules Military Aircraft.

3D modeling

3D Modeling is the creation, manipulation, and storage of geometric objects to represent objects that are all around us or virtual objects. The process of 3d modeling begins with the use of specialized 3d modeling software. The 3D artist develops a mathematical, wireframe representation of the object using specialized software. The final product is called a 3D model.

The 3d modeling process for 3D computer graphics is similar to sculpting. During this process geometric data is manipulated and prepared manually or automatically. There are three methods for creating and representing a 3d model. They are: polygonal 3d modeling, NURBS 3d modeling, and Splines and Patched 3d modeling.

Polygonal 3D modeling uses vertices that are connected to form a polygonal mesh. Because they are polygonal, curved surfaces are approximated by using many small flat surfaces. The vast majority of 3D models today are built as textured polygonal models, because they are the most flexible and quickest for the computer to handle. Polygonal 3d models can be categorized as high polygonal and low polygonal models depending on the density of the polygonal mesh. Low poly 3d models are preferred for 3d games and simulations as they tend to require less computing power.

NURBS 3d modeling uses NURBS surfaces. NURBS are truly smooth surfaces, not approximations using small flat surfaces, like polygonal 3d modeling. They are best suited for complex forms and organic modeling. NURBS surfaces are defined geometrically by spline curves, which in turn are influenced by weighted control points. The curve follows these weight control points, so increasing the weight of a point will pull the curve closer to that point and vice-versa.

Splines and Patches 3D modeling depend on curved lines to define the visible surface. When using this method the 3d modeling stage consists of shaping individual objects that are later used in the scene. There are a number of techniques including: constructive solid geometry, implicit surfaces, and subdivision surfaces.

Modeling can be performed by means of a dedicated 3d modeling software program or an application component or some scene description language. In some cases, there is no strict distinction between these phases; in such cases modeling is just part of the scene creation process.

Complex materials are modeled using particle systems. A Particle system is a mass of 3D coordinates which have points, polygons, texture splats, or sprites assigned to them. Materials that are modeled using particle systems include smoke, blowing sand, clouds, and liquid sprays.

Once the 3d model is done, the 3D artist may begin the process of 3D rendering for visual representation in 2D or use the 3d model for an animation. Also, the 3D model can be used for other applications including computer simulation of physical phenomena. The 3d model can also be physically created using 3D printing via rapid prototyping techniques. When 3d printing is used, the 3d object is created connecting layers of cross sections of material.


Fig.1 3D Model of International Lonestar Trailer Vehicle

Why Use 3D Images?

“A 3D digital image is worth a million words”

In today’s world, inventors need to be able to communicate their ideas in highly realistic digital formats to gain maximum exposure. They need to quickly and easily describe the benefits of their ideas to be able to license or commercialize it.

Flat Pyramid provides a competitive service where ideas/patents/designs are digitally created in 3D model to clearly communicate the features, benefits and design of the invention or idea.Studies have shown that people are more willing to commercialize or license a product if they can see how it works digitally, when not physically available for inspection.

Key Benefits of using 3D Images

• Visual representation of your idea.
• Sell your ideas faster — visually communicate product benefits and features.
• Save time & money — 3D models cost less and are ready faster than physical prototypes.

• Share your 3D model with multiple clients at a time.
• Obtain financing — improve your chances of getting investment capital by visually communicating your idea.
• Showcase your digital prototype online — post it on www.flatpyramid.com to advertise your invention and potentially sell the digital prototype worldwide.



Fig.1 3D Model of a digital prototype.

What are 3D Models?

A 3D model is a representation of any three-dimensional object using computer graphics software. A 3D Model can be displayed virtually as a 2D image through a process called 3D rendering or used in a 3D computer simulation, animation, or visualization.

Creating a 3D model is often a time consuming and an expensive process. Therefore, 3D modelers, animation and production studios, advertising agencies, architects, TV and movie production houses often save time and money by using already made 3D models from sites like FlatPyramid.com in their projects.

The 3D models on websites such as Flat Pyramid are created by highly skilled 3D modelers or artists from all over the world that use specialized 3D software, 3D plug-ins and other 3D applications to create a variety of 3D models in several 3D categories and multiple file formats, such as: 3d Studio Max, Maya, OBJ, Lightwave, Open Flight, Softimage XSI, and Cinema 4D.

Below are images of some of the popular 3D model categories:

Architecture Military People Vehicles Characters Animals Furniture more 3D model categories »


Fig.1 The Architecture 3D model category includes buildings and landmarks


Fig.2 The Military 3d model category includes military vehicles and scenes such as the Arab war town scenario.



Fig.3 The People 3d model category includes 3d model of celebrities such as Brad Pitt.



Fig.4 The Vehicle 3d model category includes automobiles such as the Audi RS4.



Fig.5 The Character 3d model category includes anime characters, monster, and creatures.


Fig.6 The Animals 3d model category includes anime characters, monster, and creatures.



Fig.7 The Furniture 3d model category includes a variety of furniture.

What is Cloth Modeling?

Cloth modeling is a form of 3D modeling that allows computer graphics programs to create the appearance of clothing on 3D models, or fabrics within the programs. It is a crucial part in creating organic items such as clothing for 3D models created to appear human, or items within the home, or within the interior of a vehicle.

How is the appearance of cloth created within the 3D models? There are various types of mesh that will create the appearance of cloth. The main three types of meshes that are used to create the appearance of cloth are: geometrical methods, physical methods and particle/energy methods.

The appearance of cloth can be created through the use of geometrical methods, which are adequate in using curved lines to create the appearance of the texture of cloth. One of the primitive methods, using geometry to create cloth works well on cloth items that require single framing, which gives the object structure.

Physical methods of cloth modeling use a grid of particles which are linked together through springs. Tension, stiffness and weight are the three combined aspects to create the cloth appearance. There are three terms which are included in this technique: s terms, b terms and g terms. S terms will define the elasticity of the object, b terms will define the blending of the object, and g terms will define the gravity of the item. Aspects such as stiffening of the fabric, or stretching, and shearing of the fabric can all be defined through tweaking the certain ratios.

Energy and particle methods are used to create the illusion of cloth in complex structures by using energy rather than springs to connect the cloth. One of the main benefits of creating cloth through energy and particle is the prediction of how the cloth will react in any given circumstances.

Using these techniques, modelers are able to create valid, lifelike models that can be attributed to creating cloth that appears silken, wooly or even the traditional cotton.