그래픽 최적화로 가...가버렷! (부제: 배치! 배칭을 보자!) , Batch! Let's take a look at Batching! - Unite Seoul 2016
- 2. 그래픽 최적화 함께하지 않겠나 http://unite.unity3dkorea.com
- 3. 그래픽 최적화 함께하지 않겠나 ozlael.oz ozlael ozlael.tistory.com Support Engineer (john Oh)
- 5. - - (Draw Call) - Batch & Set Pass - (Batching) - - (Culling)
- 7. (Draw Call) Batch & Set Pass (Batching) (Culling)
- 8. Frame 1 Frame 2 Frame 3 Frame 4 Frame 5 Frame 6 Frame 7 Frame 8 Frame 9 Frame 10 1 sec 0 sec 10FPS(100ms/frame)
- 9. 1 frame ...
- 10. 1 frame ...
- 11. 1 frame ...
- 12. 1 frame ...
- 13. 1 frame ...
- 14. 1 frame ...
- 15. 1 frame ...
- 16. ...
- 17. ...
- 19. Batch & Set Pass (Batching) (Culling)
- 22. Logic AI Physics Loading GC … +Draw Call
- 24. CPU DRAW! TEXTURE! SHADER! VERTEX BUFFER! ALPHA BLENDING! CHANGE STATES Draw Call GPU... USE Z-BUFFER! TRANSFORM
- 25. CPU (App) GPU COMMAND Draw COMMAND SetTexture COMMAND Set Texture COMMAND Set VBO COMMAND Set Shader Command Buffer ... Video Memory To draw
- 27. Draw Call Cost =
- 28. Draw Call Cost = 5122048
- 29. Draw Call image : http://www.upcomingmobilephone.com/
- 30. Batch & SetPass (Draw Call) (Batching) (Culling)
- 31. Batch = Draw Call + Set VB/IB (mesh) + Set Transform (Shader Constant) + Set Shader + Set Texture 0~7 + Set Blending + Set Z enable + ...
- 32. Batches : 1
- 34. Batches : 6
- 35. Batch = Draw Call + Set VB/IB (mesh) + Set Transform (Shader Constant) + Set Shader + Set Texture 0~7 + Set Blending + Set Z enable + ... SetPass Call (Material&Shader)
- 36. Objects : 10 Batches : 10 SetPass Calls : 1
- 37. Objects : 10 Batches : 10 SetPass Calls : 10
- 38. != Batches : 10 Batches : 10 Set Pass : 1 Set Pass : 10
- 39. Objects : 10 Batches : 10 SetPass Calls : 1
- 40. Device Batches Samsung Galaxy S2 85 Samsung Galaxy S3 178 Samsung Galaxy S4 215 Samsung Galaxy S5 260
- 41. 배칭(Batching) 을 봐주지 않겠나... (Draw Call) Batch & Set Pass (Culling)
- 42. Batch(in Rendering Statistics Window) = Draw Call + Setting Shader + Setting Blending + Setting Texture + Setting Vertex Buffer + ...
- 43. Batching = 1 batch for many objects
- 44. Material A Material B Batch s c e n e Batch
- 45. Batches : 10 batching-> Batch :1
- 46. Texture Atlas
- 47. 512 2048
- 48. Asset : Top-down Sci-Fi
- 49. Static Batching & Dynamic BatchingPlayer Settings
- 50. Static Batching
- 52. Dynamic Batching: 제약 사항 Overhead - Skinned Mesh - Vertex Mesh - position, normal, uv0 -> 300 - position, normal, uv0, uv1, tangent -> 180 - http://docs.unity3d.com/kr/current/Manual/DrawCallBatching.html
- 60. 동영상
- 61. 드로우콜 줄이기 를 봐주지 않겠나... (Draw Call) Batch & Set Pass (Batching) (Culling)
- 62. Batches : 32+ Realtime Shadow : X2+ batches Shadowmap
- 63. Shadow Plane Batches : 17(meshes:16 shadow:1)
- 64. Batches : 2 Multi-pass Shader
- 65. Draw Call & Light
- 67. 3 Pixel Lights = 3 Batches 3 SetPass Calls Tris * 3
- 68. Pixel Light : 3 x Mesh : 6 = Batch : 18
- 69. or
- 70. or
- 71. 컬링(Culling) 을 봐주지 않겠나... (Draw Call) Batch & Set Pass (Batching)
- 72. Frustum Culling
- 75. Unity Manual : http://docs.unity3d.com/kr/current/Manual/OcclusionCulling.html
- 76. Example Asset : Top-Down Sci-Fi
- 77. Device : Galaxy Note4 Rez : 2560X1440 CPU : ARMv7 VFPv3(1.9GHz) GPU : Mali-760MP(0.6GHz) Shader : Custom Unlit Shader, Self-Illumin/Diffuse, Lightmap : 13 textures
- 78. Condition 1 - Batching : No - Occlusion Culling : No Condition 2 - Batching : Yes - Occlusion Culling : No Condition 3 - Batching : Yes - Occlusion Culling : Yes FPS(ms) 41(24.3) 50(20.0) 60(16.6) Batches 1365 157 94 SetPass Calls 134 142 81 Saved by Batching 0 1207 244 Tris 114.3K 114.3K 28.9K -4.3ms -3.4ms -1208 -63 -8 -61 -85.4K Note : - This is not the official data. - This is the rough test. Not the exact reference. - Keep in mind “case by case”
- 82. 협찬:비엘북스