Implement the eglSwapinterval for Android platform to
enable the async mode for some GFX benchmarks such as
Daimler C217, CityBench.
Signed-off-by: Zhongmin Wu <zhongmin...@intel.com>
---
src/egl/drivers/dri2/platform_android.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/src/egl/drivers/dri2/platform_android.c
b/src/egl/drivers/dri2/platform_android.c
index f6a24cd..3a64689 100644
--- a/src/egl/drivers/dri2/platform_android.c
+++ b/src/egl/drivers/dri2/platform_android.c
@@ -476,6 +476,20 @@ droid_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp,
_EGLSurface *surf)
return EGL_TRUE;
}
+static EGLBoolean
+droid_swap_interval(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *surf, EGLint interval)
+{
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ struct ANativeWindow *window = dri2_surf->window;
+
+ if (window->setSwapInterval(window, interval))
+ return EGL_FALSE;
+
+ surf->SwapInterval = interval;
+ return EGL_TRUE;
+}
+
static int
update_buffers(struct dri2_egl_surface *dri2_surf)
{
@@ -1300,6 +1314,7 @@ static const struct dri2_egl_display_vtbl
droid_display_vtbl = {
.swap_buffers = droid_swap_buffers,
.swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage, /*
Android implements the function */
.swap_buffers_region = dri2_fallback_swap_buffers_region,
+ .swap_interval = droid_swap_interval,
#if ANDROID_API_LEVEL >= 23
.set_damage_region = droid_set_damage_region,
#else
@@ -1443,6 +1458,12 @@ dri2_initialize_android(_EGLDriver *drv, _EGLDisplay
*dpy)
dri2_setup_screen(dpy);
+ /* we set the maximum swap interval as 1 for Android platform, Since
+ it is the maximum value supported by Android according to the
+ value of ANativeWindow::maxSwapInterval.
+ */
+ dri2_setup_swap_interval(dpy, 1);
+
if (!droid_add_configs_for_visuals(drv, dpy)) {
err = "DRI2: failed to add configs";
goto cleanup;
--
2.7.4
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev
