Merge remote-tracking branch 'remotes/kraxel/tags/ui-20180312-pull-request' into staging

gtk,spice: add dmabuf support.
sdl,vnc,gtk: bugfixes.
ui/qapi: add device ID and head parameters to screendump.
build: try improve handling of clang warnings.

# gpg: Signature made Mon 12 Mar 2018 09:13:28 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20180312-pull-request:
  qapi: Add device ID and head parameters to screendump
  spice: add cursor_dmabuf support
  spice: add scanout_dmabuf support
  spice: drop dprint() debug logging
  vnc: deal with surface NULL pointers
  ui/gtk-egl: add cursor_dmabuf support
  ui/gtk-egl: add scanout_dmabuf support
  ui/gtk: use GtkGlArea on wayland only
  ui/opengl: Makefile cleanup
  ui/gtk: group gtk.mo declarations in Makefile
  ui/gtk: make GtkGlArea usage a runtime option
  sdl: workaround bug in sdl 2.0.8 headers
  make: switch language file build to be gtk module aware
  build: try improve handling of clang warnings

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 62 insertions, 1 deletions

diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index eb86c26a1d..9390c6762e 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -19,6 +19,7 @@
 #include "ui/console.h"
 #include "ui/gtk.h"
 #include "ui/egl-helpers.h"
+#include "ui/shader.h"
 
 #include "sysemu/sysemu.h"
 
@@ -194,6 +195,58 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
                          backing_id, false);
 }
 
+void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    egl_dmabuf_import_texture(dmabuf);
+    if (!dmabuf->texture) {
+        return;
+    }
+
+    gd_egl_scanout_texture(dcl, dmabuf->texture,
+                           false, dmabuf->width, dmabuf->height,
+                           0, 0, dmabuf->width, dmabuf->height);
+#endif
+}
+
+void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
+                          QemuDmaBuf *dmabuf, bool have_hot,
+                          uint32_t hot_x, uint32_t hot_y)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+
+    if (dmabuf) {
+        egl_dmabuf_import_texture(dmabuf);
+        if (!dmabuf->texture) {
+            return;
+        }
+        egl_fb_setup_for_tex(&vc->gfx.cursor_fb, dmabuf->width, dmabuf->height,
+                             dmabuf->texture, false);
+    } else {
+        egl_fb_destroy(&vc->gfx.cursor_fb);
+    }
+#endif
+}
+
+void gd_egl_cursor_position(DisplayChangeListener *dcl,
+                            uint32_t pos_x, uint32_t pos_y)
+{
+    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+
+    vc->gfx.cursor_x = pos_x;
+    vc->gfx.cursor_y = pos_y;
+}
+
+void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    egl_dmabuf_release_texture(dmabuf);
+#endif
+}
+
 void gd_egl_scanout_flush(DisplayChangeListener *dcl,
                           uint32_t x, uint32_t y, uint32_t w, uint32_t h)
 {
@@ -214,7 +267,15 @@ void gd_egl_scanout_flush(DisplayChangeListener *dcl,
     window = gtk_widget_get_window(vc->gfx.drawing_area);
     gdk_drawable_get_size(window, &ww, &wh);
     egl_fb_setup_default(&vc->gfx.win_fb, ww, wh);
-    egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
+    if (vc->gfx.cursor_fb.texture) {
+        egl_texture_blit(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.guest_fb,
+                         vc->gfx.y0_top);
+        egl_texture_blend(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.cursor_fb,
+                          vc->gfx.y0_top,
+                          vc->gfx.cursor_x, vc->gfx.cursor_y);
+    } else {
+        egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
+    }
 
     eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
 }