I Can Animate and So Can You (Short)

A shorter version of a talk I gave about Android animations.

Keynote version: http://goo.gl/FUm0Gc

Transcript

1. I Can Animate and So Can You Daniel Lew, Jan. 7 2014
2. Typical Animation Demo
3. What Can Be Done
4. Revelations
5. Revelation #1 Every animation is unique
6. Revelation #2 Animation code is not pretty
7. Revelation #3 Animations first Animate
8. Revelation #4 Animate for Ice Cream Sandwich+
9. Building Animations • Figure out what attributes to animate • Design View hierarchy • Measure attribute start/ end values • Setup and run animators
10. Performance • Choppy animation == painful • Performance cannot be an afterthought
11. Profile GPU Rendering • Blue - Draw • Red - Process • Orange - Execute • Green line - your goal
12. Show GPU Overdraw • Shows overdrawn pixels • Best to worst: nothing, blue, green, red, dark red • Some overdraw necessary, but reduce if possible
13. Profilers • TraceView • Systrace • OpenGL Traces
14. Profile Warning • Can be inaccurate • One profiling tool at a time, please • Profile multiple devices
15. Resources • Longer Talk: http://goo.gl/ICTCAC • Android Docs: goo.gl/4aZIzM • DevBytes: goo.gl/QeTM9B • Chet Haase: graphics-geek.blogspot.com/ • Romain Guy: curious-creature.org • Google IO Sessions
16. Thank You! • Movies App Source: http://goo.gl/WiRTlQ • Blog: http://daniel-codes.blogspot.com/ • @danlew42, +DanielLew