It is much easier to debug issues when the application gives some
meaningful error messages. This patch adds few to the EGL Android
platform backend.
Signed-off-by: Tomasz Figa <tf...@chromium.org>
---
src/egl/drivers/dri2/platform_android.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/src/egl/drivers/dri2/platform_android.c
b/src/egl/drivers/dri2/platform_android.c
index a695e00..a3e96f8 100644
--- a/src/egl/drivers/dri2/platform_android.c
+++ b/src/egl/drivers/dri2/platform_android.c
@@ -353,8 +353,10 @@ update_buffers(struct dri2_egl_surface *dri2_surf)
return 0;
/* try to dequeue the next back buffer */
- if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf))
+ if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf)) {
+ _eglLog(_EGL_WARNING, "Could not dequeue buffer from native window");
return -1;
+ }
/* free outdated buffers and update the surface size */
if (dri2_surf->base.Width != dri2_surf->buffer->width ||
@@ -379,16 +381,21 @@ get_back_bo(struct dri2_egl_surface *dri2_surf)
return -1;
fd = get_native_buffer_fd(dri2_surf->buffer);
- if (fd < 0)
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "Could not get native buffer FD");
return -1;
+ }
fourcc = get_fourcc(get_format(dri2_surf->buffer->format));
pitch = dri2_surf->buffer->stride *
get_format_bpp(dri2_surf->buffer->format);
- if (fourcc == -1 || pitch == 0)
+ if (fourcc == -1 || pitch == 0) {
+ _eglLog(_EGL_WARNING, "Invalid buffer fourcc(%x) or pitch(%d)",
+ fourcc, pitch);
return -1;
+ }
dri2_surf->dri_image =
dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen,
--
2.8.0.rc3.226.g39d4020
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