Archive for the ‘Game Animation’ Category

Braid: Animation Sprite Sheets

I’m playing through Braid again after the initial realisation that years of hand-holding in 3D have softened my platforming and puzzle-solving skills, and took a trip over to the portfolio site of David Hellman, artist behind the beautiful painterly worlds. While not earth-shattering, the animation does fit the unsettling Czechoslovakian fairytale stop-motion aesthetic perfectly, (especially the  expressionless goombas that wander the levels – creatures that could have been lifted right out of my childhood nightmares).

Beyond examples of animated gifs like the one included here, you can download Photoshop PSDs of all the character animations in the game from this handy location. Certainly worth a look to get an idea of the animation process behind this wonderfully frutrating little game.

Unreal Engine 3 For Free

This week Epic released their Unreal3 SDK for free download for non-commercial use, which is the same development software we use here to create Mass Effect 2 (minus custom bells and whistles).

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I’d recommend this over any other engine for those wanting to break into the industry right now as it’s fast becoming a standard across many studios and any level of knowledge of its various animation-related systems like Matinee, Kismet, FaceFX and the AnimSet and AnimTree editors would certainly be a boost at the entry level. Nowadays I’m seeing Unreal3 experience on CV’s alongside traditional software like Max and Maya, so get downloading and start tinkering away…

Sackboy: An Animated Diary

I’m currently playing through this one on my new PS3 slim and must say that of all the unique features Little Big Planet has, the puppet-like emoting is the most fun I’ve had in ages. Here’s a little bit of info on the animation in (I believe the incoming PSP version of) the game.

Looks like a simple rig in Maya to compliment the game nicely, and they use morph shapes for the facial emotes which seems a natural fit given the squashiness of the character.

Street Fighter IV Animation Swap

An enterprising player has figured out how to swap out animation sets on the PC version of Streetfighter IV, to great comic effect. What’s most interesting about this is that it’s all handled very gracefully (doesn’t break the system, which could have happened so easily) revealing a little about how their animation is stored. That the animations remap so well displays a consistent skeleton hierarchy (or bone naming convention) across all characters shown, which one would expect given the humanoid shape of each character in the game.

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All body animation appears to be rotation-only, given that the limb lengths do not warp and stretch to assume the positions of the bones in the animations. IK does however appear to be solved for each limb as the arms and legs of the shorter characters hyper-extend (stretch out) to meet the required feet and hand positions of the original animations. The only visual artifacts like this occur in the face, showing that position keys must be involved in creating the facial animations.

The camera animations for intros and special moves are bundled with the animation sets, highlighting that both the sound and visual effects of the chosen character remain intact on the character rather than the animation sets and play out on corresponding actions quite well. This illustrates that there must be identically organised sets of each for every character.

[via GiantBomb]

Soul Calibur’s Breast Bones

In a recent japanese videogame tech magazine, (why don’t we have these?), Namco discusses the optimisation of Soul Calibur’s female skeletons from the PS3 to the PSP:

In both Soul Calibur IV and Soul Calibur Broken Destiny, everything, including fabrics, is animated by “bones”.

On the PS3, there are two separate bones in each breast, giving a total of four, and it is these which give rise to breast motion, whereas on the PSP for the sake of load reduction things had to be simplified. We managed to obtain satisfactory results with only one “bone” across both breasts.

Swaying breasts may be most enjoyable, but from time to time we are warned that they move a little too much.

Via andriasang.com

SNK Pixel Art Gallery

Still on my pixel art trip, I created this out of fridge magnets the other day. Coincidentally, one of the guys at work forwarded this page by SNK Playmore illustrating their methods for pixel art creation, (which they refer to as “Dot Art”.) While I’ve always been a fan of Capcom’s games, I do appreciate that SNK’s character art and animation are superior, with a personal preference for the realistic style of Shinkiro below.

There are instructions as to the various stages of the art creation but unfortunately the text is image-based so I can’t babel it. While there are 5 characters at the time of writing, it looks like it’s going to grow over time so certainly something to check back on.

UPDATE: Thanks to Jason Porath for swiftly providing a translation for the stages of production:

  1. Get the design of the character, usually from the art director, or sometimes Rough Design. One character usually takes about 3 days.
  2. Make a 3d model of the character. This usually takes 2 weeks per character. You also make the ranges of motion, which takes around 2 months/character.
  3. Render out the 3d character. To bake out all the animation for one character usually takes around 2 weeks.
  4. Touch up the render, according to art director’s wishes. This usually takes 1 week per character.
  5. Add in additional stuff like wrinkles, muscle creases, and the like, while maintaining the form. This takes each character around 6 and a half months (!). This is where all the character’s consistency in form is checked.
  6. Adding in gradients. This takes 2 and a half months per character.

Each character usually has around 500 frames of animation, but some are up to 4x that.

Techno Merc

I loved the original Techno Viking, so I nearly fell out of my chair laughing upon stumbling across this hilarious parody done by Austin and his team over at my sister studio, Pandemic.

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AIAS Winner

In a follow-up to the recent post on the AIAS Awards relating to animation, I must congratulate Dave (and his team) on winning the Outstanding Achievement in Animation category.

If any of you out there would like to work with “The Academy Award Winning Animation Director”, sign up here as he recently rejoined our team, being one of the former BioWare alumnus ;-)

More Metal Gear Details

At the risk of coming across as a fanboy, here is a second dose of Metal Gear 4 details divulged on the net. It appears that the Kojima Productions team did the rounds quite a bit post-release as it includes yet more images and information on the making of Metal Gear 4.

The image to the side shows the skeleton used for main protagonist Snake, revealing the inclusion of deformation bones to maintain volume on the elbows, knees and wrists on top of the now-standard twist bones for the shoulders, hips and wrists. Unidentifiable, however, are the curious bones at the neck – perhaps to aid shoulder deformation or simply to attach weapons to?

Some stats from the article:

  • 115 bones in total, comprising:
  • 36 in the face.
  • 47 in the body.
  • 32 in the hands, (3 for each finger, with an additional bone on each hand between the thumb and index finger – presumably to maintain volume).
  • 1700 animations, over MGS3’s 1200.
  • 1400 polygons, up from MGS3’s 4400.
  • 5MB of textures, with a 512×512 for the face and 1024×1024 for the body.

Additionally, a higher-res screenshot of the FaceManager facial animation sliders allow us to peer deeper into the variables used to bring their fantastic characters to life. Here’s the modest list of facial expressions to accompany their similarly conservative facial bone-count:

  • Nose_Up
  • Open_Jaw L/R
  • Smile L/R
  • Anger L/R
  • Kiss L/R
  • Frown L/R
  • Extra_A L/R
  • Extra_B L/R

One imagines the last two to be unique to each character, and there are clearly additional tabs for Phonemes, Eyes and Wrinkles.

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