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| author | Jesse Hall <jessehall@google.com> | 2013-06-26 07:50:32 -0700 |
|---|---|---|
| committer | Jesse Hall <jessehall@google.com> | 2013-06-26 07:50:32 -0700 |
| commit | 5ac6c0a3ddbd4ff7680ba57c092c435d68eb9c13 (patch) | |
| tree | 6d57a9bb5b502829d796b5f295de5b93df4bb616 /opengl/specs | |
| parent | 0077db94d5bc579ae46635958fc92cc446edd16d (diff) | |
| download | frameworks_native-5ac6c0a3ddbd4ff7680ba57c092c435d68eb9c13.zip frameworks_native-5ac6c0a3ddbd4ff7680ba57c092c435d68eb9c13.tar.gz frameworks_native-5ac6c0a3ddbd4ff7680ba57c092c435d68eb9c13.tar.bz2 | |
Small clarifications to EGL_ANDROID_presentation_time
Change-Id: I4365a981776ab0a5719c268258b87ff1418f9aeb
Diffstat (limited to 'opengl/specs')
| -rw-r--r-- | opengl/specs/EGL_ANDROID_presentation_time.txt | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/opengl/specs/EGL_ANDROID_presentation_time.txt b/opengl/specs/EGL_ANDROID_presentation_time.txt index 09b3938..e1dab34 100644 --- a/opengl/specs/EGL_ANDROID_presentation_time.txt +++ b/opengl/specs/EGL_ANDROID_presentation_time.txt @@ -10,6 +10,7 @@ Contributors Jamie Gennis Andy McFadden + Jesse Hall Contact @@ -21,7 +22,7 @@ Status Version - Version 2, April 1, 2013 + Version 3, June 26, 2013 Number @@ -92,7 +93,9 @@ Changes to Chapter 3 of the EGL 1.2 Specification (EGL Functions and Errors) If the surface presentation time is successfully set, EGL_TRUE is returned. Otherwise EGL_FALSE is returned and an appropriate error is - set. + set. If <dpy> is not the name of a valid, initialized EGLDisplay, an + EGL_BAD_DISPLAY error is generated. If <surface> is not a valid EGLSurface + then an EGL_BAD_SURFACE error is generated. Issues @@ -110,9 +113,21 @@ Issues System.nanoTime() method, or from the native clock_gettime function by passing CLOCK_MONOTONIC as the clock identifier. + 3. Should the presentation time be state which is used by eglSwapBuffers, + or should it be a new parameter to an extended variant of eglSwapBuffers? + + RESOLVED: The presentation time should be new state which is used by + the existing eglSwapBuffers call. Adding new state composes better with + other (hypothetical) extensions that also modify the behavior of + eglSwapBuffers. + Revision History -#1 (Jamie Gennis, April 1, 2013) +#3 (Jesse Hall, June 26, 2013) + - Enumerated errors generated by eglPresentationTimeANDROID. + - Added Issue #3 with resolution. + +#2 (Jamie Gennis, April 1, 2013) - Clarified how uses that either do or do not need an absolute time should be handled. - Specified the eglPresentationTimeANDROID return value. |