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cogl: add Mir EGL platform

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This commit is contained in:
Marco Trevisan (Treviño) 2014-11-17 15:49:20 +01:00
parent bf3954ebe3
commit 672eff0c6c
8 changed files with 531 additions and 0 deletions
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5
cogl/Makefile.am
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@ -503,6 +503,11 @@ cogl_sources_c += \
$(srcdir)/winsys/cogl-winsys-egl-android.c \
$(srcdir)/winsys/cogl-winsys-egl-android-private.h
endif
if SUPPORT_EGL_PLATFORM_MIR
cogl_sources_c += \
$(srcdir)/winsys/cogl-winsys-egl-mir.c \
$(srcdir)/winsys/cogl-winsys-egl-mir-private.h
endif
if SUPPORT_EGL
cogl_experimental_h += \
$(srcdir)/cogl-egl.h

5
cogl/cogl-onscreen.h
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@ -267,6 +267,11 @@ cogl_wayland_onscreen_resize (CoglOnscreen *onscreen,
int offset_y);
#endif /* COGL_HAS_EGL_PLATFORM_WAYLAND_SUPPORT */
#if defined (COGL_HAS_EGL_PLATFORM_MIR_SUPPORT)
struct MirSurface *
cogl_mir_onscreen_get_surface (CoglOnscreen *onscreen);
#endif /* COGL_HAS_EGL_PLATFORM_MIR_SUPPORT */
/**
* cogl_onscreen_set_swap_throttled:
* @onscreen: A #CoglOnscreen framebuffer

6
cogl/cogl-renderer.c
View File

@ -66,6 +66,9 @@
#ifdef COGL_HAS_EGL_PLATFORM_ANDROID_SUPPORT
#include "cogl-winsys-egl-android-private.h"
#endif
#ifdef COGL_HAS_EGL_PLATFORM_MIR_SUPPORT
#include "cogl-winsys-egl-mir-private.h"
#endif
#ifdef COGL_HAS_EGL_PLATFORM_POWERVR_NULL_SUPPORT
#include "cogl-winsys-egl-null-private.h"
#endif
@ -213,6 +216,9 @@ static CoglWinsysVtableGetter _cogl_winsys_vtable_getters[] =
#ifdef COGL_HAS_EGL_PLATFORM_ANDROID_SUPPORT
_cogl_winsys_egl_android_get_vtable,
#endif
#ifdef COGL_HAS_EGL_PLATFORM_MIR_SUPPORT
_cogl_winsys_egl_mir_get_vtable,
#endif
#ifdef COGL_HAS_EGL_PLATFORM_POWERVR_NULL_SUPPORT
_cogl_winsys_egl_null_get_vtable,
#endif

2
cogl/cogl-renderer.h
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@ -168,6 +168,7 @@ cogl_renderer_new (void);
* @COGL_WINSYS_ID_EGL_WAYLAND: Use EGL with the Wayland window system
* @COGL_WINSYS_ID_EGL_KMS: Use EGL with the KMS platform
* @COGL_WINSYS_ID_EGL_ANDROID: Use EGL with the Android platform
* @COGL_WINSYS_ID_EGL_MIR: Use EGL with the Mir server
* @COGL_WINSYS_ID_WGL: Use the Microsoft Windows WGL binding API
* @COGL_WINSYS_ID_SDL: Use the SDL window system
*
@ -187,6 +188,7 @@ typedef enum
COGL_WINSYS_ID_EGL_WAYLAND,
COGL_WINSYS_ID_EGL_KMS,
COGL_WINSYS_ID_EGL_ANDROID,
COGL_WINSYS_ID_EGL_MIR,
COGL_WINSYS_ID_WGL,
COGL_WINSYS_ID_SDL
} CoglWinsysID;

39
cogl/winsys/cogl-winsys-egl-mir-private.h Normal file
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@ -0,0 +1,39 @@
/*
* Cogl
*
* A Low-Level GPU Graphics and Utilities API
*
* Copyright (C) 2011 Canonical Ltd.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
*/
#ifndef __COGL_WINSYS_EGL_MIR_PRIVATE_H
#define __COGL_WINSYS_EGL_MIR_PRIVATE_H
#include "cogl-winsys-private.h"
const CoglWinsysVtable *
_cogl_winsys_egl_mir_get_vtable (void);
#endif /* __COGL_WINSYS_EGL_MIR_PRIVATE_H */

447
cogl/winsys/cogl-winsys-egl-mir.c Normal file
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@ -0,0 +1,447 @@
/*
* Cogl
*
* A Low-Level GPU Graphics and Utilities API
*
* Copyright (C) 2014 Canonical Ltd.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
* Authors:
* Marco Trevisan <marco.trevisan@canonical.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <mir_toolkit/mir_client_library.h>
#include <string.h>
#include <errno.h>
#include "cogl-winsys-egl-mir-private.h"
#include "cogl-winsys-egl-private.h"
#include "cogl-renderer-private.h"
#include "cogl-onscreen-private.h"
#include "cogl-error-private.h"
static const CoglWinsysEGLVtable _cogl_winsys_egl_vtable;
static const CoglWinsysVtable *parent_vtable;
typedef struct _CoglRendererMir
{
MirConnection *mir_connection;
} CoglRendererMir;
typedef struct _CoglDisplayMir
{
MirSurface *dummy_mir_surface;
} CoglDisplayMir;
typedef struct _CoglOnscreenMir
{
MirSurface *mir_surface;
MirSurfaceState last_state;
} CoglOnscreenMir;
static MirPixelFormat
_mir_connection_get_valid_format (MirConnection *connection)
{
MirPixelFormat formats[mir_pixel_formats];
guint valid_formats;
guint f;
mir_connection_get_available_surface_formats(connection, formats,
mir_pixel_formats,
&valid_formats);
for (f = 0; f < valid_formats; f++)
{
switch (formats[f])
{
case mir_pixel_format_abgr_8888:
case mir_pixel_format_xbgr_8888:
case mir_pixel_format_argb_8888:
case mir_pixel_format_xrgb_8888:
return formats[f];
default:
continue;
}
}
return mir_pixel_format_invalid;
}
static void
_cogl_winsys_renderer_disconnect (CoglRenderer *renderer)
{
CoglRendererEGL *egl_renderer = renderer->winsys;
CoglRendererMir *mir_renderer = egl_renderer->platform;
if (egl_renderer->edpy)
eglTerminate (egl_renderer->edpy);
if (mir_connection_is_valid (mir_renderer->mir_connection))
mir_connection_release (mir_renderer->mir_connection);
g_slice_free (CoglRendererMir, egl_renderer->platform);
g_slice_free (CoglRendererEGL, egl_renderer);
}
static CoglBool
_cogl_winsys_renderer_connect (CoglRenderer *renderer,
CoglError **error)
{
CoglRendererEGL *egl_renderer;
CoglRendererMir *mir_renderer;
MirEGLNativeDisplayType mir_native_dpy;
renderer->winsys = g_slice_new0 (CoglRendererEGL);
egl_renderer = renderer->winsys;
mir_renderer = g_slice_new0 (CoglRendererMir);
egl_renderer->platform = mir_renderer;
egl_renderer->platform_vtable = &_cogl_winsys_egl_vtable;
mir_renderer->mir_connection = mir_connect_sync (NULL, __PRETTY_FUNCTION__);
if (!mir_connection_is_valid (mir_renderer->mir_connection))
{
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Failed to connect mir display");
goto error;
}
mir_native_dpy =
mir_connection_get_egl_native_display (mir_renderer->mir_connection);
egl_renderer->edpy =
eglGetDisplay (mir_native_dpy);
if (!_cogl_winsys_egl_renderer_connect_common (renderer, error))
goto error;
return TRUE;
error:
_cogl_winsys_renderer_disconnect (renderer);
return FALSE;
}
static CoglBool
_cogl_winsys_egl_display_setup (CoglDisplay *display,
CoglError **error)
{
CoglDisplayEGL *egl_display = display->winsys;
CoglDisplayMir *mir_display;
mir_display = g_slice_new0 (CoglDisplayMir);
egl_display->platform = mir_display;
return TRUE;
}
static void
_cogl_winsys_egl_display_destroy (CoglDisplay *display)
{
CoglDisplayEGL *egl_display = display->winsys;
g_slice_free (CoglDisplayMir, egl_display->platform);
}
static CoglBool
make_dummy_surface (CoglDisplay *display,
CoglError **error)
{
CoglRenderer *renderer = display->renderer;
CoglRendererEGL *egl_renderer = renderer->winsys;
CoglRendererMir *mir_renderer = egl_renderer->platform;
CoglDisplayEGL *egl_display = display->winsys;
CoglDisplayMir *mir_display = egl_display->platform;
MirEGLNativeWindowType dummy_mir_egl_native_window;
MirSurfaceParameters surfaceparm;
const char *error_message;
surfaceparm.name = "CoglDummySurface";
surfaceparm.width = 1;
surfaceparm.height = 1;
surfaceparm.pixel_format = _mir_connection_get_valid_format (mir_renderer->mir_connection);
surfaceparm.buffer_usage = mir_buffer_usage_hardware;
surfaceparm.output_id = mir_display_output_id_invalid;
mir_display->dummy_mir_surface =
mir_connection_create_surface_sync (mir_renderer->mir_connection, &surfaceparm);
if (!mir_display->dummy_mir_surface)
{
error_message= "Failed to create a dummy mir surface";
goto fail;
}
dummy_mir_egl_native_window =
mir_surface_get_egl_native_window (mir_display->dummy_mir_surface);
if (!dummy_mir_egl_native_window)
{
error_message= "Failed to get a dummy mir native egl surface";
goto fail;
}
egl_display->dummy_surface =
eglCreateWindowSurface (egl_renderer->edpy,
egl_display->egl_config,
(EGLNativeWindowType) dummy_mir_egl_native_window,
NULL);
if (egl_display->dummy_surface == EGL_NO_SURFACE)
{
error_message= "Unable to create dummy window surface";
goto fail;
}
return TRUE;
fail:
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_CREATE_CONTEXT,
"%s", error_message);
return FALSE;
}
static CoglBool
_cogl_winsys_egl_context_created (CoglDisplay *display,
CoglError **error)
{
CoglRenderer *renderer = display->renderer;
CoglRendererEGL *egl_renderer = renderer->winsys;
CoglDisplayEGL *egl_display = display->winsys;
if ((egl_renderer->private_features &
COGL_EGL_WINSYS_FEATURE_SURFACELESS_CONTEXT) == 0 &&
!make_dummy_surface(display, error))
return FALSE;
if (!_cogl_winsys_egl_make_current (display,
egl_display->dummy_surface,
egl_display->dummy_surface,
egl_display->egl_context))
{
_cogl_set_error (error,
COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_CREATE_CONTEXT,
"%s",
"Unable to eglMakeCurrent with dummy surface");
}
return TRUE;
}
static void
_cogl_winsys_egl_cleanup_context (CoglDisplay *display)
{
CoglRenderer *renderer = display->renderer;
CoglRendererEGL *egl_renderer = renderer->winsys;
CoglDisplayEGL *egl_display = display->winsys;
CoglDisplayMir *mir_display = egl_display->platform;
if (egl_display->dummy_surface != EGL_NO_SURFACE)
{
eglDestroySurface (egl_renderer->edpy, egl_display->dummy_surface);
egl_display->dummy_surface = EGL_NO_SURFACE;
}
if (mir_display->dummy_mir_surface)
{
mir_surface_release (mir_display->dummy_mir_surface, NULL, NULL);
mir_display->dummy_mir_surface = NULL;
}
}
static CoglBool
_cogl_winsys_egl_context_init (CoglContext *context,
CoglError **error)
{
COGL_FLAGS_SET (context->features,
COGL_FEATURE_ID_ONSCREEN_MULTIPLE, TRUE);
COGL_FLAGS_SET (context->winsys_features,
COGL_WINSYS_FEATURE_MULTIPLE_ONSCREEN,
TRUE);
return TRUE;
}
static CoglBool
_cogl_winsys_egl_onscreen_init (CoglOnscreen *onscreen,
EGLConfig egl_config,
CoglError **error)
{
CoglOnscreenEGL *egl_onscreen = onscreen->winsys;
CoglOnscreenMir *mir_onscreen;
CoglFramebuffer *framebuffer = COGL_FRAMEBUFFER (onscreen);
CoglContext *context = framebuffer->context;
CoglRenderer *renderer = context->display->renderer;
CoglRendererEGL *egl_renderer = renderer->winsys;
CoglRendererMir *mir_renderer = egl_renderer->platform;
MirEGLNativeWindowType mir_egl_native_window;
MirSurfaceParameters surfaceparm;
mir_onscreen = g_slice_new0 (CoglOnscreenMir);
egl_onscreen->platform = mir_onscreen;
surfaceparm.name = "CoglSurface";
surfaceparm.width = cogl_framebuffer_get_width (framebuffer);
surfaceparm.height = cogl_framebuffer_get_height (framebuffer);
surfaceparm.pixel_format = _mir_connection_get_valid_format (mir_renderer->mir_connection);
surfaceparm.buffer_usage = mir_buffer_usage_hardware;
surfaceparm.output_id = mir_display_output_id_invalid;
mir_onscreen->mir_surface =
mir_connection_create_surface_sync (mir_renderer->mir_connection, &surfaceparm);
mir_onscreen->last_state = mir_surface_get_state (mir_onscreen->mir_surface);
if (!mir_surface_is_valid (mir_onscreen->mir_surface))
{
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_CREATE_ONSCREEN,
"Error while creating mir surface for CoglOnscreen");
return FALSE;
}
mir_egl_native_window = mir_surface_get_egl_native_window (mir_onscreen->mir_surface);
if (!mir_egl_native_window)
{
_cogl_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_CREATE_ONSCREEN,
"Error while getting mir egl native window "
"for CoglOnscreen");
return FALSE;
}
egl_onscreen->egl_surface =
eglCreateWindowSurface (egl_renderer->edpy,
egl_config,
(EGLNativeWindowType) mir_egl_native_window,
NULL);
return TRUE;
}
static void
_cogl_winsys_egl_onscreen_deinit (CoglOnscreen *onscreen)
{
CoglOnscreenEGL *egl_onscreen = onscreen->winsys;
CoglOnscreenMir *mir_onscreen = egl_onscreen->platform;
if (mir_onscreen->mir_surface)
{
mir_surface_release (mir_onscreen->mir_surface, NULL, NULL);
mir_onscreen->mir_surface = NULL;
}
mir_onscreen->last_state = mir_surface_state_unknown;
g_slice_free (CoglOnscreenMir, mir_onscreen);
}
static void
_cogl_winsys_onscreen_set_visibility (CoglOnscreen *onscreen,
CoglBool visibility)
{
CoglOnscreenEGL *egl_onscreen = onscreen->winsys;
CoglOnscreenMir *mir_onscreen = egl_onscreen->platform;
MirSurfaceState new_state, current_state;
current_state = mir_surface_get_state (mir_onscreen->mir_surface);
if ((visibility && current_state != mir_surface_state_minimized) ||
(!visibility && current_state == mir_surface_state_minimized))
{
return;
}
if (!visibility)
{
new_state = mir_surface_state_minimized;
mir_onscreen->last_state = current_state;
}
else
{
new_state = mir_onscreen->last_state;
}
mir_surface_set_state (mir_onscreen->mir_surface, new_state);
}
MirSurface *
cogl_mir_onscreen_get_surface (CoglOnscreen *onscreen)
{
CoglOnscreenEGL *egl_onscreen;
CoglOnscreenMir *mir_onscreen;
cogl_framebuffer_allocate (COGL_FRAMEBUFFER (onscreen), NULL);
egl_onscreen = onscreen->winsys;
mir_onscreen = egl_onscreen->platform;
return mir_onscreen->mir_surface;
}
static const CoglWinsysEGLVtable
_cogl_winsys_egl_vtable =
{
.display_setup = _cogl_winsys_egl_display_setup,
.display_destroy = _cogl_winsys_egl_display_destroy,
.context_created = _cogl_winsys_egl_context_created,
.cleanup_context = _cogl_winsys_egl_cleanup_context,
.context_init = _cogl_winsys_egl_context_init,
.onscreen_init = _cogl_winsys_egl_onscreen_init,
.onscreen_deinit = _cogl_winsys_egl_onscreen_deinit
};
const CoglWinsysVtable *
_cogl_winsys_egl_mir_get_vtable (void)
{
static CoglBool vtable_inited = FALSE;
static CoglWinsysVtable vtable;
if (!vtable_inited)
{
/* The EGL_MIR winsys is a subclass of the EGL winsys so we
start by copying its vtable */
parent_vtable = _cogl_winsys_egl_get_vtable ();
vtable = *parent_vtable;
vtable.id = COGL_WINSYS_ID_EGL_MIR;
vtable.name = "EGL_MIR";
vtable.renderer_connect = _cogl_winsys_renderer_connect;
vtable.renderer_disconnect = _cogl_winsys_renderer_disconnect;
vtable.onscreen_set_visibility =
_cogl_winsys_onscreen_set_visibility;
vtable_inited = TRUE;
}
return &vtable;
}

25
configure.ac
View File

@ -97,6 +97,7 @@ m4_define([xrandr_req_version], [1.2])
m4_define([cairo_req_version], [1.10])
m4_define([wayland_req_version], [1.0.0])
m4_define([wayland_server_req_version], [1.1.90])
m4_define([mirclient_req_version], [0.9.0])
dnl These variables get copied into the generated README
AC_SUBST([GLIB_REQ_VERSION], [glib_req_version])
@ -110,6 +111,7 @@ AC_SUBST([GI_REQ_VERSION], [gi_req_version])
AC_SUBST([UPROF_REQ_VERSION], [uprof_req_version])
AC_SUBST([WAYLAND_REQ_VERSION], [wayland_req_version])
AC_SUBST([WAYLAND_SERVER_REQ_VERSION], [wayland_server_req_version])
AC_SUBST([MIRCLIENT_REQ_VERSION], [mirclient_req_version])
# Save this value here, since automake will set cflags later and we
# want to know if the user specified custom cflags or not.
@ -1151,6 +1153,29 @@ AS_IF([test "x$enable_android_egl_platform" = "xyes"],
AM_CONDITIONAL(SUPPORT_EGL_PLATFORM_ANDROID,
[test "x$enable_android_egl_platform" = "xyes"])
dnl Mir EGL platform
AC_ARG_ENABLE(
[mir-egl-platform],
[AC_HELP_STRING([--enable-mir-egl-platform=@<:@no/yes@:>@], [Enable support for the Mir egl platform @<:@default=no@:>@])],
[],
enable_mir_egl_platform=no
)
AS_IF([test "x$enable_mir_egl_platform" = "xyes"],
[
EGL_PLATFORM_COUNT=$((EGL_PLATFORM_COUNT+1))
NEED_EGL=yes
EGL_PLATFORMS="$EGL_PLATFORMS mir"
PKG_CHECK_MODULES(MIR_CLIENT,
[mirclient >= mirclient_req_version])
COGL_PKG_REQUIRES="$COGL_PKG_REQUIRES mirclient >= mirclient_req_version"
COGL_DEFINES_SYMBOLS="$COGL_DEFINES_SYMBOLS COGL_HAS_EGL_PLATFORM_MIR_SUPPORT"
])
AM_CONDITIONAL(SUPPORT_EGL_PLATFORM_MIR,
[test "x$enable_mir_egl_platform" = "xyes"])
dnl This should go last, since it's the default fallback and we need
dnl to check the value of $EGL_PLATFORM_COUNT here.
AC_ARG_ENABLE(

2
examples/cogl-info.c
View File

@ -147,6 +147,8 @@ get_winsys_name_for_id (CoglWinsysID winsys_id)
return "EGL + KMS platform";
case COGL_WINSYS_ID_EGL_ANDROID:
return "EGL + Android platform";
case COGL_WINSYS_ID_EGL_MIR:
return "EGL + Mir platform";
case COGL_WINSYS_ID_WGL:
return "EGL + Windows WGL platform";
case COGL_WINSYS_ID_SDL: