Frame limiter for Vulkan

• run Vulkan application with 60 FPS limit: vk-layer-flimes 60 executable_name
• run Vulkan application with initial 60 FPS limit which can be changed: vk-layer-flimes 60 ext_control executable_name
• run Vulkan application with 60 FPS limit, disable V-Sync: vk-layer-flimes 60 immediate executable_name
• run Vulkan application in Steam with 60 FPS limit (Properties... -> SET LAUNCH OPTIONS): vk-layer-flimes 60 %command%

For more information, run vk-layer-flimes with no arguments.

All environment variables are set via vk-layer-flimes script, but they also can be set manually.

• ENABLE_VK_LAYER_FLIMES - 1 - enable vk-layer-flimes,
• VK_LAYER_FLIMES_ENABLE_EXTERNAL_CONTROL - 1 - enable external framerate control
• VK_LAYER_FLIMES_EXTERNAL_CONTROL_VERBOSE - 1 - display the new framerate value on stderr
• VK_LAYER_FLIMES_FILTER - nearest or trilinear - force texture filtering
• VK_LAYER_FLIMES_MIP_LOD_BIAS - float number - force Mipmap LOD bias
• VK_LAYER_FLIMES_MAX_ANISOTROPY - float number - force max anisotropy
• VK_LAYER_FLIMES_MIN_IMAGE_COUNT - integer number - force minimum image count if supported by the driver:
  • 2 - double buffering
  • 3 - triple buffering
• VK_LAYER_FLIMES_PRESENT_MODE - force present mode if supported by the driver:
  • immediate - V-Sync OFF
  • mailbox - tear-free
  • fifo - V-Sync ON
  • fifo_relaxed - adaptive V-Sync
• VK_LAYER_FLIMES_PREFER_MAILBOX_PRESENT_MODE - prefer MAILBOX present mode over IMMEDIATE present mode

See vk-layer-flimes-git AUR package.