diff options
| author | Chia-I Wu <[email protected]> | 2010-02-05 11:34:53 +0800 |
|---|---|---|
| committer | Chia-I Wu <[email protected]> | 2010-02-05 11:45:01 +0800 |
| commit | b31255fbfdb2d9201e8d02e379b8384ee67fcfd0 (patch) | |
| tree | 0faf7272373c60354b606293e98e9909f16c209d /src/egl/main | |
| parent | fc5ca85a63c6d252a9e8c450f12d2f11057ea2c6 (diff) | |
egl: Clarify IsLinked and IsBound.
Both a link and a binding creates a reference to the resource. Drivers
should not destroy the resource when there is a reference. The
difference is better described in doc/egl.html.
Diffstat (limited to 'src/egl/main')
| -rw-r--r-- | src/egl/main/eglcontext.h | 6 | ||||
| -rw-r--r-- | src/egl/main/eglsurface.h | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/src/egl/main/eglcontext.h b/src/egl/main/eglcontext.h index 14fce02c11b..cfe92dd9f5c 100644 --- a/src/egl/main/eglcontext.h +++ b/src/egl/main/eglcontext.h @@ -60,6 +60,9 @@ _eglCopyContextMESA(_EGLDriver *drv, EGLDisplay dpy, EGLContext source, EGLConte /** * Return true if the context is bound to a thread. + * + * The binding is considered a reference to the context. Drivers should not + * destroy a context when it is bound. */ static INLINE EGLBoolean _eglIsContextBound(_EGLContext *ctx) @@ -119,6 +122,9 @@ _eglGetContextHandle(_EGLContext *ctx) /** * Return true if the context is linked to a display. + * + * The link is considered a reference to the context (the display is owning the + * context). Drivers should not destroy a context when it is linked. */ static INLINE EGLBoolean _eglIsContextLinked(_EGLContext *ctx) diff --git a/src/egl/main/eglsurface.h b/src/egl/main/eglsurface.h index feba30d4f80..0a00035730f 100644 --- a/src/egl/main/eglsurface.h +++ b/src/egl/main/eglsurface.h @@ -107,6 +107,9 @@ _eglCreatePbufferFromClientBuffer(_EGLDriver *drv, _EGLDisplay *dpy, /** * Return true if there is a context bound to the surface. + * + * The binding is considered a reference to the surface. Drivers should not + * destroy a surface when it is bound. */ static INLINE EGLBoolean _eglIsSurfaceBound(_EGLSurface *surf) @@ -166,6 +169,9 @@ _eglGetSurfaceHandle(_EGLSurface *surf) /** * Return true if the surface is linked to a display. + * + * The link is considered a reference to the surface (the display is owning the + * surface). Drivers should not destroy a surface when it is linked. */ static INLINE EGLBoolean _eglIsSurfaceLinked(_EGLSurface *surf) |