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Inovácia obsahu a metód vzdelávania prispôsobená potrebám vedomostnej spoločnosti Animation techniques II Computer animation VYPRACOVAL: Mgr, Vladislav,

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1 Inovácia obsahu a metód vzdelávania prispôsobená potrebám vedomostnej spoločnosti Animation techniques II Computer animation VYPRACOVAL: Mgr, Vladislav, Kravec Január 2014

2 COMPUTER ANIMATION OR CGI ANIMATION o 2D Animation (2D digital)  Tweening  Morphing  Onion – Skinning  Rotoscoping o 3D Animation (3D digital)

3  It encompasses a variety of animation techniques created digitally on a computer.  To create digital animation we need special graphic software (e.g. Adobe Premiere, Adobe Flash, Sony Vegas, Toon Boom, Maya, Blender, etc.). Two basic types of computer animation are 2D and 3D animation.

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5  The great success of Computer animation was received in 1986 with the release of Pixar’s first short, Luxo Jr.  The good example of the effective use of CGI for the special effects is the Steven Spielberg’s movie Jurassic Park (1993).  Toy Story (1995), produced by Walt Disney Productions and Pixar Animation Studios is a milestone of Computer animation as it became the first full length feature film animated entirely on computers.

6  Two-dimensional figures or objects are created and/or edited on the computer using 2D bitmap graphics or 2D vector graphics.  It also involves the automated computerized variations of traditional animation techniques like the tweening, morphing, onion skinning and rotoscoping

7  "Tween" is short for "in-between" and refers to the creation of intermediate frames or drawings between key frames  In computer animation, the term is most commonly used for Flash's "shape tweening" and "motion tweening" processes, where the user can define two key frames and Flash will automatically create the in-between frames

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9  a special effect in motion pictures and animations that changes (or morphs) one image into another through a fluent transition most often it is used to depict one person turning into another or as a part of fantasy or surreal sequence  computer-animated morphing was used in the 1974 Canadian animation Hunger.

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11  Is basically the ability to see through to underlying layers of animation  it lets an animator draw each new frame of animation directly on top of images of previous frames  in the onion skin mode the images that have already been drawn are made transparent to make it possible to draw over them without getting confused about what is new and what is old

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13  means creating animated characters by tracing an action movie with real actors frame by frame  originally, recorded live-action film images were projected onto a glass panel and re-drawn by an animator. This projection equipment is called a rotoscope, although this device was eventually replaced by computers.  rotoscoping can be used to create actual cartoons or to create cartoon-like movies in which the surroundings seem real and the actors are recognizable, but the entire motion picture has a cartoon-like quality  an example of the cartoon-like movie is the Czech film Alois Nebel

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15  3D CGI animation involves the use of computers to create geometric data which is rendered out to create three-dimensional images  3D models or figures are made of points in 3D space, called vertices, which are connected by line segments to form a polygonal mesh, which is solid and cannot be bent or animated  in order to edit or manipulate a mesh, the animator creates a digital skeletal structure (virtual skeleton) which is used for controlling the mesh. This entire activity is known as rigging

16  a character rig is made up of a number of bones, which are assembled and joined together inside the mesh of the model  certain parts of the rig are more important and therefore the hierarchy must be created (like a tree with a central root that spreads out to every moving part of the body)  once the bones of the rig are joined together an animator would place certain restrictions on some of the movements, including rotation limits (e.g. to prevent the neck from twisting 360 degrees)

17 Rigging in Blender software

18  for the facial rigging is better to use a selection of shapes (blendshapes) that can be morphed from one to the other  the final stage of rigging is to make sure that the surface mesh does not distort awkwardly when the model is bent or twisted  the process of trying to make the model look as if the mesh was the skin of a human, with muscle and bone beneath, is called skinning  then other techniques can be applied, such as shading (illusion of space), texture-mapping (gives texture of various surfaces – fur, hair, fabric, etc.) and other effects.  3D modellers require an excellent eye as well as good knowledge of volume, form and anatomy.

19 The facial rigging

20  http://cdn.collider.com/wp-content/uploads/jurassic-park- image1.jpg http://cdn.collider.com/wp-content/uploads/jurassic-park- image1.jpg  http://www.impawards.com/1995/posters/toy_story_ver1_xlg. jpg http://www.impawards.com/1995/posters/toy_story_ver1_xlg. jpg  http://i.vimeocdn.com/video/481273327_1280x720.jpg http://i.vimeocdn.com/video/481273327_1280x720.jpg  https://cdn.tutsplus.com/cg/uploads/legacy/424_Blender_Rig ging_LP_Characters/Preview.jpg https://cdn.tutsplus.com/cg/uploads/legacy/424_Blender_Rig ging_LP_Characters/Preview.jpg  http://img3.wikia.nocookie.net/__cb20100423154947/pixar/i mages/archive/b/b4/20120622045344!Luxo_Jr.jpg http://img3.wikia.nocookie.net/__cb20100423154947/pixar/i mages/archive/b/b4/20120622045344!Luxo_Jr.jpg  http://learningame.inforef.be/images/flash/shape_tween.jpg http://learningame.inforef.be/images/flash/shape_tween.jpg  http://www.csee.wvu.edu/~gidoretto/courses/2013-fall- cp/assignments/assignment3/results/wang/bush-obama- morphing.png

21  http://docs.toonboom.com/help/animate- pro/Content/Resources/Images/HAR/Stage /Cut-out/an_animateon.png http://docs.toonboom.com/help/animate- pro/Content/Resources/Images/HAR/Stage /Cut-out/an_animateon.png  http://www.aloisnebel.cz/img/background_ home_5.jpg http://www.aloisnebel.cz/img/background_ home_5.jpg


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