FrustumCullingTaskShader

Frustum Culling with Task Shader

Code Name: FrustumCullingTaskShader

Description

This example uses task shader to implement frustum culling, and meshlets outside the camera frustum are not drawn.

Output

Controls

Input	Action
W/A/S/D	Move the camera
Mouse	Look around with the camera
Esc	Close the window

Application Parameters

Settings

Parameter / Key	Type	Usage in Code	Description	Default Value
AppSettings.ClearColor	VkClearColorValue	AppSettings::ClearColor	Background color of the screen
AppSettings.MouseSensitivity	float	AppSettings::MouseSensitivity	Mouse sensitivity value
AppSettings.CameraSpeed	float	AppSettings::CameraSpeed	Speed of the camera

Learning Objectives

• How to implement and use task shaders in Vulkan
• Implementing frustum culling with task shaders
• Using payload logic between mesh and task shaders

Shader Status

Shader Type	Status	Notes
GLSL	✅
HLSL	❌	Will be implemented.
Slang	❌	Will be implemented.

Theoretical Background

None

Extensions Used

Instance

Window system-dependent extensions:

• VK_KHR_surface
• VK_KHR_win32_surface (Windows)

Device

• VK_KHR_swapchain
• VK_KHR_spirv_1_4
• VK_EXT_mesh_shader
• VK_KHR_shader_float_controls