742 research outputs found

    A Dynamic Hair Rigging System for Maya

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    This thesis will cover the creation, use, and process of an automated rigging tool in Maya. The dynamic hair-rigging system’s purpose is to help control the function, style, and movement of hair, along with other uses. A solution for controlling and manipulating sections of hair is using an automated rigging system that allows for full artistic freedom over styling and animating hair. An interface was designed to aid rigging artists with producing quick and efficient rigs for hair. Along with the use for hair, the dynamic hair-rigging tool could also be used to drive and control chain, rope, and other secondary objects

    Multilayered visuo-haptic hair simulation

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    Over the last fifteen years, research on hair simulation has made great advances in the domains of modeling, animation and rendering, and is now moving towards more innovative interaction modalities. The combination of visual and haptic interaction within a virtual hairstyling simulation framework represents an important concept evolving in this direction. Our visuo-haptic hair interaction framework consists of two layers which handle the response to the user's interaction at a local level (around the contact area), and at a global level (on the full hairstyle). Two distinct simulation models compute individual and collective hair behavior. Our multilayered approach can be used to efficiently address the specific requirements of haptics and vision. Haptic interaction with both models has been tested with virtual hairstyling tool

    Chain Shape Matching for Simulating Complex Hairstyles

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    Animations of hair dynamics greatly enrich the visual attractiveness of human characters. Traditional simulation techniques handle hair as clumps or continuum for efficiency; however, the visual quality is limited because they cannot represent the fine-scale motion of individual hair strands. Although a recent mass-spring approach tackled the problem of simulating the dynamics of every strand of hair, it required a complicated setting of springs and suffered from high computational cost. In this paper, we base the animation of hair on such a fine-scale on Lattice Shape Matching (LSM), which has been successfully used for simulating deformable objects. Our method regards each strand of hair as a chain of particles, and computes geometrically derived forces for the chain based on shape matching. Each chain of particles is simulated as an individual strand of hair. Our method can easily handle complex hairstyles such as curly or afro styles in a numerically stable way. While our method is not physically based, our GPU-based simulator achieves visually plausible animations consisting of several tens of thousands of hair strands at interactive rates

    Automatic Animation of Hair Blowing in Still Portrait Photos

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    We propose a novel approach to animate human hair in a still portrait photo. Existing work has largely studied the animation of fluid elements such as water and fire. However, hair animation for a real image remains underexplored, which is a challenging problem, due to the high complexity of hair structure and dynamics. Considering the complexity of hair structure, we innovatively treat hair wisp extraction as an instance segmentation problem, where a hair wisp is referred to as an instance. With advanced instance segmentation networks, our method extracts meaningful and natural hair wisps. Furthermore, we propose a wisp-aware animation module that animates hair wisps with pleasing motions without noticeable artifacts. The extensive experiments show the superiority of our method. Our method provides the most pleasing and compelling viewing experience in the qualitative experiments and outperforms state-of-the-art still-image animation methods by a large margin in the quantitative evaluation. Project url: \url{https://nevergiveu.github.io/AutomaticHairBlowing/}Comment: Accepted to ICCV 202

    3D Hair sketching for real-time dynamic & key frame animations

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    Physically based simulation of human hair is a well studied and well known problem. But the "pure" physically based representation of hair (and other animation elements) is not the only concern of the animators, who want to "control" the creation and animation phases of the content. This paper describes a sketch-based tool, with which a user can both create hair models with different styling parameters and produce animations of these created hair models using physically and key frame-based techniques. The model creation and animation production tasks are all performed with direct manipulation techniques in real-time. © 2008 Springer-Verlag

    Textiles as Material Gestalt: Cloth as a Catalyst in the Co-designing Process

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    Textiles is the common language within Emotional Fit, a collaborative research project investigating a person-centred, sustainable approach to fashion for an ageing female demographic (55+). Through the co-designing of a collection of research tools, textiles have acted as a material gestalt for exploring our research participants' identities by tracing their embodied knowledge of fashionable dress. The methodology merges Interpretative Phenomenological Analysis, co-design and a simultaneous approach to textile and garment design. Based on an enhanced understanding of our participants textile preferences, particular fabric qualities have catalysed silhouettes, through live draping and geometric pattern cutting to accommodate multiple body shapes and customisation. Printedtextiles have also been digitally crafted in response to the contours of the garment and body and personal narratives of wear. Sensorial and tactile interactions have informed the engineering and scaling of patterns within zero-waste volumes. The article considers the functional and aesthetic role of textiles

    Realistic Hair Simulation: Animation and Rendering

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    International audienceThe last five years have seen a profusion of innovative solutions to one of the most challenging tasks in character synthesis: hair simulation. This class covers both recent and novel research ideas in hair animation and rendering, and presents time tested industrial practices that resulted in spectacular imagery

    Interactive Virtual Hair Salon

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    Abstract User interaction with animated hair is desirable for various applications but difficult because it requires real-time animation and rendering of hair. Hair modeling, in cluding styling, simulation, and rendering, is computationally challenging due to the enormous number of deformable hair strands on a human head, elevating the computational complexity of many essential steps, such as collision detection and self-shadowing for hair. Using simulation localization techniques, multi-resolution representations, and graphics hardware rendering acceleration, we have developed a physically-based virtual hair salon system that simulates and renders hair at accelerated rates, enabling users to interactively style virtual hair. With a 3D haptic interface, users can directly manipulate and position hair strands, as well as employ real-world styling applications (cutting, blow-drying, etc.) to create hairstyles more intuitively than previous techniques

    Northwind

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    The Legend of Whales

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    The Legend of Whales is a 2D animated graduate thesis film. The entire film, including the credits, is 7 minutes 20 seconds long. The duration of the production went from September 2018 to May 2019. This is a story about the cycle of destiny which takes place in an ancient Viking-inspired fishing village. The main character, Bion, is born with a special connection with the enemy of the village, a species of whale. One day he meets a beluga whale and is immediately drawn to the beautiful creature. After a friendly meeting, they build up a bonded relationship, even though their connection is forbidden by the law of the village. In the end, Bion’s bond is so strong he sacrifices himself to protect his whale friend from being killed by the chief. The boy’s spirit transforms into a whale and accidently causes a flood that destroys the village and drowns the chief, and Bion finally joins the family of whales and returns to where he belongs alongside his friend. The Legend of Whales is a 2D animation that is produced with multiple software programs, including TVPaint Animation Pro 11, Adobe Photoshop, Adobe After Effects and Adobe Premiere. The final output format is 1080P HD with stereophonic track. This thesis is a combination of creativity, techniques, artistic inspiration and a strong personal motivation for storytelling and to challenge myself, putting all the skills I’ve accumulated during my academic studies into this thesis project
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