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userland: Fix tearing effect seen with wayland compositors

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Introduce EGL flush in few more places

Signed-off-by: Khem Raj <raj.khem@gmail.com>
This commit is contained in:
Khem Raj 2016-03-29 20:44:31 -07:00 committed by Andrei Gherzan
parent 8f425f1b9e
commit 84af6e7de3
1 changed files with 39 additions and 7 deletions
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46
recipes-graphics/userland/userland/0013-Fix-for-framerate-with-nested-composition.patch
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@ -1,20 +1,39 @@
From 7f424ce48f6c14118aea2ab770b3bbf87e1f0393 Mon Sep 17 00:00:00 2001
From e5affc4ff145eedf61e2625a8919622c92d0b8ba Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 24 Mar 2016 14:30:58 -0700
Subject: [PATCH 13/13] Fix for framerate with nested composition
Date: Tue, 29 Mar 2016 20:38:30 -0700
Subject: [PATCH 13/14] Fix for framerate with nested composition
frame rate appears irregular and lower than expected when using nested composition.
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
interface/khronos/egl/egl_client.c | 1 +
1 file changed, 1 insertion(+)
interface/khronos/egl/egl_client.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/interface/khronos/egl/egl_client.c b/interface/khronos/egl/egl_client.c
index 024f3ed..95bb581 100644
index 024f3ed..d8a007c 100644
--- a/interface/khronos/egl/egl_client.c
+++ b/interface/khronos/egl/egl_client.c
@@ -2360,6 +2360,7 @@ EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surf)
@@ -2342,6 +2342,9 @@ EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surf)
surface->back_wl_buffer = buffer;
}
+ glFlush();
+ glFinish();
+
RPC_CALL7(eglIntSwapBuffers_impl,
thread,
EGLINTSWAPBUFFERS_ID_V2,
@@ -2353,6 +2356,8 @@ EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surf)
RPC_UINT(khrn_platform_get_window_position(surface->win)),
RPC_INT(surface->back_wl_buffer->resource));
+ RPC_FLUSH(thread);
+
surface->front_wl_buffer->in_use = 1;
wl_surface_attach(wl_egl_window->wl_surface,
surface->front_wl_buffer->wl_buffer,
@@ -2360,10 +2365,11 @@ EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surf)
wl_surface_damage(wl_egl_window->wl_surface, 0, 0,
surface->width, surface->height);
wl_surface_commit(wl_egl_window->wl_surface);
@ -22,6 +41,19 @@ index 024f3ed..95bb581 100644
while(ret != -1 && surface->back_wl_buffer->in_use)
ret = wl_display_dispatch_queue(wl_display, process->wl_queue);
- } else
+ } else {
#endif
RPC_CALL6(eglIntSwapBuffers_impl,
thread,
@@ -2376,6 +2382,7 @@ EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surf)
RPC_UINT(khrn_platform_get_window_position(surface->win)));
RPC_FLUSH(thread);
+ }
#ifdef ANDROID
CLIENT_UNLOCK();
--
2.7.4