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Diffstat (limited to 'mesalib/docs/WL_bind_wayland_display.spec')
-rw-r--r-- | mesalib/docs/WL_bind_wayland_display.spec | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/mesalib/docs/WL_bind_wayland_display.spec b/mesalib/docs/WL_bind_wayland_display.spec new file mode 100644 index 000000000..0ff49d6a7 --- /dev/null +++ b/mesalib/docs/WL_bind_wayland_display.spec @@ -0,0 +1,92 @@ +Name + + WL_bind_wayland_display + +Name Strings + + EGL_WL_bind_wayland_display + +Contact + + Kristian Høgsberg <krh@bitplanet.net> + Benjamin Franzke <benjaminfranzke@googlemail.com> + +Status + + Proposal + +Version + + Version 1, March 1, 2011 + +Number + + EGL Extension #not assigned + +Dependencies + + Reguires EGL 1.4 or later. This extension is written against the + wording of the EGL 1.4 specification. + + EGL_KHR_base_image is required. + +Overview + + This extension provides entry points for binding and unbinding the + wl_display of a Wayland compositor to an EGLDisplay. Binding a + wl_display means that the EGL implementation should provide one or + more interfaces in the Wayland protocol to allow clients to create + wl_buffer objects. On the server side, this extension also + provides a new target for eglCreateImageKHR, to create an EGLImage + from a wl_buffer + + Adding a implementation specific wayland interface, allows the + EGL implementation to define specific wayland requests and events, + needed for buffer sharing in a EGL wayland platform. + +IP Status + + Open-source; freely implementable. + +New Procedures and Functions + + EGLBoolean eglBindWaylandDisplayWL(EGLDisplay dpy, + struct wl_display *display); + + EGLBoolean eglUnbindWaylandDisplayWL(EGLDisplay dpy, + struct wl_display *display); + +New Tokens + + Accepted as <target> in eglCreateImageKHR + + EGL_WAYLAND_BUFFER_WL 0x31D5 + +Additions to the EGL 1.4 Specification: + + To bind a server side wl_display to an EGLDisplay, call + + EGLBoolean eglBindWaylandDisplayWL(EGLDisplay dpy, + struct wl_display *display); + + To unbind a server side wl_display from an EGLDisplay, call + + EGLBoolean eglUnbindWaylandDisplayWL(EGLDisplay dpy, + struct wl_display *display); + + eglBindWaylandDisplayWL returns EGL_FALSE when there is already a + wl_display bound to EGLDisplay otherwise EGL_TRUE. + + eglUnbindWaylandDisplayWL returns EGL_FALSE when there is no + wl_display bound to the EGLDisplay currently otherwise EGL_TRUE. + + Import a wl_buffer by calling eglCreateImageKHR with + wl_buffer as EGLClientBuffer, EGL_WAYLAND_BUFFER_WL as the target, + and an empty attribute_list. + +Issues + +Revision History + + Version 1, March 1, 2011 + Initial draft (Benjamin Franzke) |