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render/egl: introduce wlr_egl_unset_current

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This function can be called after wlr_egl_make_current to cleanup the
EGL context. This avoids having lingering EGL contexts that make things
work by chance.

Closes: https://github.com/swaywm/wlroots/issues/2197
This commit is contained in:
Simon Ser 2020-05-19 11:54:59 +02:00 • committed by Drew DeVault
parent 781ed1ff02
commit 1edc42157b
8 changed files with 62 additions and 29 deletions
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9
include/wlr/render/egl.h
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@ -122,9 +122,18 @@ bool wlr_egl_export_image_to_dmabuf(struct wlr_egl *egl, EGLImageKHR image,
*/
bool wlr_egl_destroy_image(struct wlr_egl *egl, EGLImageKHR image);
/**
* Make the EGL context current. The provided surface will be made current
* unless EGL_NO_SURFACE.
*
* Callers are expected to clear the current context when they are done by
* calling wlr_egl_unset_current.
*/
bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
int *buffer_age);
bool wlr_egl_unset_current(struct wlr_egl *egl);
bool wlr_egl_is_current(struct wlr_egl *egl);
bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,