From 1208ba6c285f19558b1eaf01167ec6b0ceb423a5 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Thu, 30 Nov 2023 17:46:50 +0100 Subject: [PATCH] render/gles2: document EGL context gotchas --- include/wlr/render/gles2.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/wlr/render/gles2.h b/include/wlr/render/gles2.h index daf6aab33..66401548a 100644 --- a/include/wlr/render/gles2.h +++ b/include/wlr/render/gles2.h @@ -14,6 +14,15 @@ struct wlr_egl; +/** + * OpenGL ES 2 renderer. + * + * Care must be taken to avoid stepping each other's toes with EGL contexts: + * the current EGL is global state. The GLES2 renderer operations will save + * and restore any previous EGL context when called. A render pass is seen as + * a single operation. + */ + struct wlr_renderer *wlr_gles2_renderer_create_with_drm_fd(int drm_fd); struct wlr_renderer *wlr_gles2_renderer_create(struct wlr_egl *egl);