Unreal-Gpu-Driven

Test code for gpu driven in unreal

• Support ISM
  • Indirect Draw Buffer Construct
  • Dynamic Indirect Draw, Filter shadows, Virtual Textures, Dithered material
  • LocalVertex Factory ManualVertexFetch
  • Compute Shader for Frustum Culling
  • Hiz Occlusion Culling
  • Calculate Lod and update indirectDraw FirstInstance
  • Delete shadow variable
• Support HISM
  • Construct the Cluster
  • Rewrite GetDynamicElement
  • Distance Culling
  • HISM Lod Calculate，Support different Scalebound

Optimazation：

• Delete the Occlusion Query for HISM
• Support manual label check
• Dynamic enable and disable
• Dynamic Cluster Split
• Display culling parameters
• Support the use of different Cluster coefficients for each Instance

Test:

• IOS
• Android

Metal：

• Use FirstInstance parameters instead of creating Buffer

Opengl es:

• Support StructureBuffer
• Fix the problem that the format does not support RGBA16_SNORM when use LightMap

Vulkan：

• Unreal performance issues