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egl: Add support for EGL_KHR_fence_sync. 

Individual drivers still need to support and enable the extension.
This commit is contained in:
Chia-I Wu 2010-08-15 17:09:48 +08:00
parent 4b2495661f
commit 2b2c5c4f5c
4 changed files with 11 additions and 1 deletions
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1
src/egl/main/egldisplay.h
View File

@ -64,6 +64,7 @@ struct _egl_extensions
EGLBoolean KHR_gl_renderbuffer_image;
EGLBoolean KHR_reusable_sync;
EGLBoolean KHR_fence_sync;
EGLBoolean KHR_surfaceless_gles1;
EGLBoolean KHR_surfaceless_gles2;

1
src/egl/main/eglmisc.c
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@ -98,6 +98,7 @@ _eglUpdateExtensionsString(_EGLDisplay *dpy)
_EGL_CHECK_EXTENSION(KHR_gl_renderbuffer_image);
_EGL_CHECK_EXTENSION(KHR_reusable_sync);
_EGL_CHECK_EXTENSION(KHR_fence_sync);
_EGL_CHECK_EXTENSION(KHR_surfaceless_gles1);
_EGL_CHECK_EXTENSION(KHR_surfaceless_gles2);

9
src/egl/main/eglsync.c
View File

@ -46,7 +46,8 @@ _eglInitSync(_EGLSync *sync, _EGLDisplay *dpy, EGLenum type,
{
EGLint err;
if (!(type == EGL_SYNC_REUSABLE_KHR && dpy->Extensions.KHR_reusable_sync))
if (!(type == EGL_SYNC_REUSABLE_KHR && dpy->Extensions.KHR_reusable_sync) &&
!(type == EGL_SYNC_FENCE_KHR && dpy->Extensions.KHR_fence_sync))
return _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
memset(sync, 0, sizeof(*sync));
@ -55,6 +56,7 @@ _eglInitSync(_EGLSync *sync, _EGLDisplay *dpy, EGLenum type,
sync->Type = type;
sync->SyncStatus = EGL_UNSIGNALED_KHR;
sync->SyncCondition = EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR;
err = _eglParseSyncAttribList(sync, attrib_list);
if (err != EGL_SUCCESS)
@ -109,6 +111,11 @@ _eglGetSyncAttribKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
case EGL_SYNC_STATUS_KHR:
*value = sync->SyncStatus;
break;
case EGL_SYNC_CONDITION_KHR:
if (sync->Type != EGL_SYNC_FENCE_KHR)
return _eglError(EGL_BAD_ATTRIBUTE, "eglGetSyncAttribKHR");
*value = sync->SyncCondition;
break;
default:
return _eglError(EGL_BAD_ATTRIBUTE, "eglGetSyncAttribKHR");
break;

1
src/egl/main/eglsync.h
View File

@ -19,6 +19,7 @@ struct _egl_sync
EGLenum Type;
EGLenum SyncStatus;
EGLenum SyncCondition;
};