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Added SDL_HINT_MOUSE_DPI_SCALE_CURSORS

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We only want to change cursor display scale if the application or the user opts in by setting a hint. Otherwise cursors could change size unexpectedly when upgrading to SDL 3.4.0.
This commit is contained in:
Sam Lantinga
2025-12-09 16:38:43 -08:00
parent 5b572638b8
commit 466ca58b04
5 changed files with 39 additions and 8 deletions
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include/SDL3/SDL_mouse.h
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@@ -593,7 +593,7 @@ extern SDL_DECLSPEC SDL_Cursor * SDLCALL SDL_CreateCursor(const Uint8 *data,
* If this function is passed a surface with alternate representations added
* with SDL_AddSurfaceAlternateImage(), the surface will be interpreted as the
* content to be used for 100% display scale, and the alternate
* representations will be used for high DPI situations. For example, if the
* representations will be used for high DPI situations if SDL_HINT_MOUSE_DPI_SCALE_CURSORS is enabled. For example, if the
* original surface is 32x32, then on a 2x macOS display or 200% display scale
* on Windows, a 64x64 version of the image will be used, if available. If a
* matching version of the image isn't available, the closest larger size