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Diffstat (limited to 'Source/DirectFB/src/core/surface_core.c')
| -rwxr-xr-x | Source/DirectFB/src/core/surface_core.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/Source/DirectFB/src/core/surface_core.c b/Source/DirectFB/src/core/surface_core.c new file mode 100755 index 0000000..11aa286 --- /dev/null +++ b/Source/DirectFB/src/core/surface_core.c @@ -0,0 +1,214 @@ +/* + (c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org) + (c) Copyright 2000-2004 Convergence (integrated media) GmbH + + All rights reserved. + + Written by Denis Oliver Kropp <dok@directfb.org>, + Andreas Hundt <andi@fischlustig.de>, + Sven Neumann <neo@directfb.org>, + Ville Syrjälä <syrjala@sci.fi> and + Claudio Ciccani <klan@users.sf.net>. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <config.h> + +#include <directfb.h> + +#include <direct/debug.h> +#include <direct/mem.h> +#include <direct/messages.h> + +#include <fusion/shmalloc.h> + +#include <core/core_parts.h> +#include <core/surface.h> +#include <core/surface_buffer.h> +#include <core/surface_pool.h> + + +extern SurfacePoolFuncs localSurfacePoolFuncs; +extern SurfacePoolFuncs sharedSurfacePoolFuncs; +extern SurfacePoolFuncs preallocSurfacePoolFuncs; + + + +D_DEBUG_DOMAIN( Core_Surface, "Core/SurfaceCore", "DirectFB Surface Core" ); + +/**********************************************************************************************************************/ + +typedef struct { + int magic; + + CoreSurfacePool *local_pool; + CoreSurfacePool *shared_pool; + CoreSurfacePool *prealloc_pool; +} DFBSurfaceCoreShared; + +typedef struct { + int magic; + + CoreDFB *core; + + DFBSurfaceCoreShared *shared; +} DFBSurfaceCore; + + +DFB_CORE_PART( surface_core, SurfaceCore ); + +/**********************************************************************************************************************/ + +static DFBResult +dfb_surface_core_initialize( CoreDFB *core, + DFBSurfaceCore *data, + DFBSurfaceCoreShared *shared ) +{ + DFBResult ret; + + D_DEBUG_AT( Core_Surface, "dfb_surface_core_initialize( %p, %p, %p )\n", core, data, shared ); + + D_ASSERT( data != NULL ); + D_ASSERT( shared != NULL ); + + data->core = core; + data->shared = shared; + + ret = dfb_surface_pool_initialize( core, &sharedSurfacePoolFuncs, &shared->shared_pool ); + if (ret) { + D_DERROR( ret, "Core/Surface: Could not register 'shared' surface pool!\n" ); + return ret; + } + + ret = dfb_surface_pool_initialize( core, &localSurfacePoolFuncs, &shared->local_pool ); + if (ret) { + D_DERROR( ret, "Core/Surface: Could not register 'local' surface pool!\n" ); + dfb_surface_pool_destroy( shared->shared_pool ); + return ret; + } + + ret = dfb_surface_pool_initialize( core, &preallocSurfacePoolFuncs, &shared->prealloc_pool ); + if (ret) { + D_DERROR( ret, "Core/Surface: Could not register 'prealloc' surface pool!\n" ); + dfb_surface_pool_destroy( shared->local_pool ); + dfb_surface_pool_destroy( shared->shared_pool ); + return ret; + } + + D_MAGIC_SET( data, DFBSurfaceCore ); + D_MAGIC_SET( shared, DFBSurfaceCoreShared ); + + return DFB_OK; +} + +static DFBResult +dfb_surface_core_join( CoreDFB *core, + DFBSurfaceCore *data, + DFBSurfaceCoreShared *shared ) +{ + D_DEBUG_AT( Core_Surface, "dfb_surface_core_join( %p, %p, %p )\n", core, data, shared ); + + D_ASSERT( data != NULL ); + D_MAGIC_ASSERT( shared, DFBSurfaceCoreShared ); + + data->core = core; + data->shared = shared; + + dfb_surface_pool_join( core, shared->shared_pool, &sharedSurfacePoolFuncs ); + dfb_surface_pool_join( core, shared->local_pool, &localSurfacePoolFuncs ); + dfb_surface_pool_join( core, shared->prealloc_pool, &preallocSurfacePoolFuncs ); + + D_MAGIC_SET( data, DFBSurfaceCore ); + + return DFB_OK; +} + +static DFBResult +dfb_surface_core_shutdown( DFBSurfaceCore *data, + bool emergency ) +{ + DFBSurfaceCoreShared *shared; + + D_DEBUG_AT( Core_Surface, "dfb_surface_core_shutdown( %p, %semergency )\n", data, emergency ? "" : "no " ); + + D_MAGIC_ASSERT( data, DFBSurfaceCore ); + D_MAGIC_ASSERT( data->shared, DFBSurfaceCoreShared ); + + shared = data->shared; + + dfb_surface_pool_destroy( shared->prealloc_pool ); + dfb_surface_pool_destroy( shared->local_pool ); + dfb_surface_pool_destroy( shared->shared_pool ); + + D_MAGIC_CLEAR( data ); + D_MAGIC_CLEAR( shared ); + + return DFB_OK; +} + +static DFBResult +dfb_surface_core_leave( DFBSurfaceCore *data, + bool emergency ) +{ + DFBSurfaceCoreShared *shared; + + D_DEBUG_AT( Core_Surface, "dfb_surface_core_leave( %p, %semergency )\n", data, emergency ? "" : "no " ); + + D_MAGIC_ASSERT( data, DFBSurfaceCore ); + D_MAGIC_ASSERT( data->shared, DFBSurfaceCoreShared ); + + shared = data->shared; + + dfb_surface_pool_leave( shared->shared_pool ); + dfb_surface_pool_leave( shared->local_pool ); + dfb_surface_pool_leave( shared->prealloc_pool ); + + D_MAGIC_CLEAR( data ); + + return DFB_OK; +} + +static DFBResult +dfb_surface_core_suspend( DFBSurfaceCore *data ) +{ + DFBSurfaceCoreShared *shared; + + D_DEBUG_AT( Core_Surface, "dfb_surface_core_suspend( %p )\n", data ); + + D_MAGIC_ASSERT( data, DFBSurfaceCore ); + D_MAGIC_ASSERT( data->shared, DFBSurfaceCoreShared ); + + shared = data->shared; + + return DFB_OK; +} + +static DFBResult +dfb_surface_core_resume( DFBSurfaceCore *data ) +{ + DFBSurfaceCoreShared *shared; + + D_DEBUG_AT( Core_Surface, "dfb_surface_core_resume( %p )\n", data ); + + D_MAGIC_ASSERT( data, DFBSurfaceCore ); + D_MAGIC_ASSERT( data->shared, DFBSurfaceCoreShared ); + + shared = data->shared; + + return DFB_OK; +} + |