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MC-130374

vSync turns off in fullscreen mode

vSync turns off in fullscreen mode. When switching back to windowed mode vSync turns on. Issue can be solved by enabling vSync when switching to fullscreen mode. In LWJGL3, you need to enable vSync again after switching to fullscreen mode: glfwSwapInterval(1)

How to reproduce:

  1. Start Minecraft

  2. Go to the video settings

  3. Enable vsynс and fullscreen mode, set unlimited framerate

  4. Restart Minecraft

  5. Load world

  6. Press F11 (switch to windowed mode)

  7. Press F11 again (switch to fullscreen mode)

  8. Press F3

Linked issues

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Comments 8

Please do not mark unreleased versions as affected.
You don't have access to them yet.

Cannot reproduce.

How to reproduce: start Minecraft 1.13-pre1, go to the video settings, enable vsync, enable fullscreen mode, set unlimited framerate, restart Minecraft, load world, press F3

vec4 bullshit = mix(minecraft, crappy_vsync);

Affects Minecraft 1.13-pre2

Please do not mark unreleased versions as affected.
You don't have access to them yet.

GishCraft

boq

Community Consensus

rendering

Minecraft 18w21b, Minecraft 18w22a, Minecraft 18w22b, Minecraft 18w22c, Minecraft 1.13-pre1, Minecraft 1.13-pre2, Minecraft 18w44a, Minecraft 18w45a

Minecraft 1.13-pre3

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