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authorAndri Yngvason <andri@yngvason.is>2020-06-02 21:49:44 +0000
committerSimon Ser <contact@emersion.fr>2020-06-08 20:49:41 +0200
commit11b598fe33a29f1f6c41faf6b1dfbdd94af6d19b (patch)
tree8d4726a743811ee595f6c419f36d6bc63d4ed0b9 /render
parente77c046cf98f53a9307deeb8940d67938c078986 (diff)
render: egl: Add utility functions for saving/restoring context
Diffstat (limited to 'render')
-rw-r--r--render/egl.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/render/egl.c b/render/egl.c
index a2f7bd9a..6df5dac8 100644
--- a/render/egl.c
+++ b/render/egl.c
@@ -411,6 +411,18 @@ bool wlr_egl_is_current(struct wlr_egl *egl) {
return eglGetCurrentContext() == egl->context;
}
+void wlr_egl_save_context(struct wlr_egl_context *context) {
+ context->display = eglGetCurrentDisplay();
+ context->context = eglGetCurrentContext();
+ context->draw_surface = eglGetCurrentSurface(EGL_DRAW);
+ context->read_surface = eglGetCurrentSurface(EGL_READ);
+}
+
+bool wlr_egl_restore_context(struct wlr_egl_context *context) {
+ return eglMakeCurrent(context->display, context->draw_surface,
+ context->read_surface, context->context);
+}
+
bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,
pixman_region32_t *damage) {
// Never block when swapping buffers on Wayland