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wayland/eglstream: Don't build skeleton when disabled

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Instead of calling no-op functions when EGLStream support isn't enabled,
make it clear at the call site that EGLStream support is optional.
This commit is contained in:
Jonas Ådahl 2018-11-06 17:09:03 +01:00
parent 6192e944b8
commit 417c00b8fa
5 changed files with 31 additions and 10 deletions
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9
src/Makefile.am
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@ -408,8 +408,6 @@ libmutter_@LIBMUTTER_API_VERSION@_la_SOURCES += \
wayland/meta-wayland-data-device.c \
wayland/meta-wayland-data-device.h \
wayland/meta-wayland-data-device-private.h \
wayland/meta-wayland-egl-stream.c \
wayland/meta-wayland-egl-stream.h \
wayland/meta-wayland-input-device.c \
wayland/meta-wayland-input-device.h \
wayland/meta-wayland-pointer-gestures.c \
@ -491,6 +489,13 @@ libmutter_@LIBMUTTER_API_VERSION@_la_SOURCES += \
wayland/meta-xwayland-grab-keyboard.c \
wayland/meta-xwayland-grab-keyboard.h \
$(NULL)
if HAVE_WAYLAND_EGLSTREAM
libmutter_@LIBMUTTER_API_VERSION@_la_SOURCES += \
wayland/meta-wayland-egl-stream.c \
wayland/meta-wayland-egl-stream.h \
$(NULL)
endif
endif
if HAVE_NATIVE_BACKEND

16
src/wayland/meta-wayland-buffer.c
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@ -108,7 +108,9 @@ meta_wayland_buffer_realize (MetaWaylandBuffer *buffer)
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
CoglContext *cogl_context = clutter_backend_get_cogl_context (clutter_backend);
EGLDisplay egl_display = cogl_egl_context_get_egl_display (cogl_context);
#ifdef HAVE_WAYLAND_EGLSTREAM
MetaWaylandEglStream *stream;
#endif
MetaWaylandDmaBufBuffer *dma_buf;
if (wl_shm_buffer_get (buffer->resource) != NULL)
@ -125,6 +127,7 @@ meta_wayland_buffer_realize (MetaWaylandBuffer *buffer)
return TRUE;
}
#ifdef HAVE_WAYLAND_EGLSTREAM
stream = meta_wayland_egl_stream_new (buffer, NULL);
if (stream)
{
@ -141,6 +144,7 @@ meta_wayland_buffer_realize (MetaWaylandBuffer *buffer)
return TRUE;
}
#endif /* HAVE_WAYLAND_EGLSTREAM */
dma_buf = meta_wayland_dma_buf_from_buffer (buffer);
if (dma_buf)
@ -320,6 +324,7 @@ egl_image_buffer_attach (MetaWaylandBuffer *buffer,
return TRUE;
}
#ifdef HAVE_WAYLAND_EGLSTREAM
static gboolean
egl_stream_buffer_attach (MetaWaylandBuffer *buffer,
GError **error)
@ -333,6 +338,7 @@ egl_stream_buffer_attach (MetaWaylandBuffer *buffer,
return TRUE;
}
#endif /* HAVE_WAYLAND_EGLSTREAM */
gboolean
meta_wayland_buffer_attach (MetaWaylandBuffer *buffer,
@ -355,8 +361,10 @@ meta_wayland_buffer_attach (MetaWaylandBuffer *buffer,
return shm_buffer_attach (buffer, error);
case META_WAYLAND_BUFFER_TYPE_EGL_IMAGE:
return egl_image_buffer_attach (buffer, error);
#ifdef HAVE_WAYLAND_EGLSTREAM
case META_WAYLAND_BUFFER_TYPE_EGL_STREAM:
return egl_stream_buffer_attach (buffer, error);
#endif
case META_WAYLAND_BUFFER_TYPE_DMA_BUF:
return meta_wayland_dma_buf_buffer_attach (buffer, error);
case META_WAYLAND_BUFFER_TYPE_UNKNOWN:
@ -376,10 +384,14 @@ meta_wayland_buffer_get_texture (MetaWaylandBuffer *buffer)
CoglSnippet *
meta_wayland_buffer_create_snippet (MetaWaylandBuffer *buffer)
{
#ifdef HAVE_WAYLAND_EGLSTREAM
if (!buffer->egl_stream.stream)
return NULL;
return meta_wayland_egl_stream_create_snippet ();
#else
return NULL;
#endif /* HAVE_WAYLAND_EGLSTREAM */
}
gboolean
@ -448,7 +460,9 @@ meta_wayland_buffer_process_damage (MetaWaylandBuffer *buffer,
res = process_shm_buffer_damage (buffer, region, &error);
break;
case META_WAYLAND_BUFFER_TYPE_EGL_IMAGE:
#ifdef HAVE_WAYLAND_EGLSTREAM
case META_WAYLAND_BUFFER_TYPE_EGL_STREAM:
#endif
case META_WAYLAND_BUFFER_TYPE_DMA_BUF:
res = TRUE;
break;
@ -473,7 +487,9 @@ meta_wayland_buffer_finalize (GObject *object)
MetaWaylandBuffer *buffer = META_WAYLAND_BUFFER (object);
g_clear_pointer (&buffer->texture, cogl_object_unref);
#ifdef HAVE_WAYLAND_EGLSTREAM
g_clear_object (&buffer->egl_stream.stream);
#endif
g_clear_object (&buffer->dma_buf.dma_buf);
G_OBJECT_CLASS (meta_wayland_buffer_parent_class)->finalize (object);

4
src/wayland/meta-wayland-buffer.h
View File

@ -38,7 +38,9 @@ typedef enum _MetaWaylandBufferType
META_WAYLAND_BUFFER_TYPE_UNKNOWN,
META_WAYLAND_BUFFER_TYPE_SHM,
META_WAYLAND_BUFFER_TYPE_EGL_IMAGE,
#ifdef HAVE_WAYLAND_EGLSTREAM
META_WAYLAND_BUFFER_TYPE_EGL_STREAM,
#endif
META_WAYLAND_BUFFER_TYPE_DMA_BUF,
} MetaWaylandBufferType;
@ -54,9 +56,11 @@ struct _MetaWaylandBuffer
MetaWaylandBufferType type;
#ifdef HAVE_WAYLAND_EGLSTREAM
struct {
MetaWaylandEglStream *stream;
} egl_stream;
#endif
struct {
MetaWaylandDmaBufBuffer *dma_buf;

10
src/wayland/meta-wayland-egl-stream.c
View File

@ -26,6 +26,8 @@
#include "wayland/meta-wayland-egl-stream.h"
#include <dlfcn.h>
#include "backends/meta-backend-private.h"
#include "backends/meta-egl-ext.h"
#include "backends/meta-egl.h"
@ -34,10 +36,6 @@
#include "wayland/meta-wayland-buffer.h"
#include "wayland/meta-wayland-private.h"
#ifdef HAVE_WAYLAND_EGLSTREAM
#include <dlfcn.h>
#include "wayland-eglstream-controller-server-protocol.h"
static struct wl_interface *wl_eglstream_controller_interface_ptr = NULL;
@ -86,12 +84,9 @@ bind_eglstream_controller (struct wl_client *client,
NULL);
}
#endif /* HAVE_WAYLAND_EGLSTREAM */
gboolean
meta_wayland_eglstream_controller_init (MetaWaylandCompositor *compositor)
{
#ifdef HAVE_WAYLAND_EGLSTREAM
/*
* wl_eglstream_controller_interface is provided by
* libnvidia-egl-wayland.so.1
@ -127,7 +122,6 @@ fail:
dlclose(lib);
g_debug ("WL: Unable to initialize wl_eglstream_controller.");
#endif
return FALSE;
}

2
src/wayland/meta-wayland.c
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@ -398,7 +398,9 @@ meta_wayland_init (void)
meta_xwayland_global_filter,
compositor);
#ifdef HAVE_WAYLAND_EGLSTREAM
meta_wayland_eglstream_controller_init (compositor);
#endif
if (meta_should_autostart_x11_display ())
{