/*
* Allocates and initializes a window stack.
*/
CoreWindowStack*
dfb_windowstack_new( DisplayLayer *layer, int width, int height )
{
CardCapabilities caps;
CoreWindowStack *stack;
DFB_ASSERT( layer != NULL );
DFB_ASSERT( width > 0 );
DFB_ASSERT( height > 0 );
/* Allocate window stack data (completely shared) */
stack = (CoreWindowStack*) shcalloc( 1, sizeof(CoreWindowStack) );
/* Remember layer id for access to it's local data later */
stack->layer_id = dfb_layer_id( layer );
/* Choose window surface policy */
if (dfb_config->window_policy != -1) {
/* From configuration */
stack->wsp_opaque = stack->wsp_alpha = dfb_config->window_policy;
}
else {
/* Examine hardware capabilities */
caps = dfb_gfxcard_capabilities();
/* If blitting is supported... */
if (caps.accel & DFXL_BLIT) {
/* Auto video policy for opaque windows */
stack->wsp_opaque = CSP_VIDEOHIGH;
/* If blending is supported,
then use auto video policy for alpha windows */
if (caps.blitting & DSBLIT_BLEND_ALPHACHANNEL)
stack->wsp_alpha = CSP_VIDEOHIGH;
}
}
/* Create the pool of windows. */
stack->pool = fusion_object_pool_create( "Window Pool",
sizeof(CoreWindow),
sizeof(DFBWindowEvent),
window_destructor );
/* Initialize the modify/update lock */
skirmish_init( &stack->lock );
/* Set default acceleration */
stack->cursor.numerator = 2;
stack->cursor.denominator = 1;
stack->cursor.threshold = 4;
/* Setup size and cursor clipping region */
dfb_windowstack_resize( stack, width, height );
/* Attach to all input devices */
dfb_input_enumerate_devices( stack_attach_devices, stack );
return stack;
}
FusionObjectPool *
unique_decoration_pool_create( const FusionWorld *world )
{
return fusion_object_pool_create( "UniQuE Decoration Pool",
sizeof(UniqueDecoration),
sizeof(UniqueDecorationNotification),
decoration_destructor, NULL, world );
}
FusionObjectPool *
dfb_layer_region_pool_create()
{
return fusion_object_pool_create( "Layer Region Pool",
sizeof(CoreLayerRegion),
sizeof(CoreLayerRegionNotification),
region_destructor );
}
FusionObjectPool *
dfb_layer_region_pool_create( const FusionWorld *world )
{
return fusion_object_pool_create( "Layer Region Pool",
sizeof(CoreLayerRegion),
sizeof(CoreLayerRegionNotification),
region_destructor, NULL, world );
}
FusionObjectPool *
dfb_surface_pool_create( const FusionWorld *world )
{
FusionObjectPool *pool;
pool = fusion_object_pool_create( "Surface Pool",
sizeof(CoreSurface),
sizeof(CoreSurfaceNotification),
surface_destructor, NULL, world );
return pool;
}
FusionObjectPool *
dfb_palette_pool_create( const FusionWorld *world )
{
FusionObjectPool *pool;
pool = fusion_object_pool_create( "Palette Pool",
sizeof(CorePalette),
sizeof(CorePaletteNotification),
palette_destructor, NULL, world );
return pool;
}
FusionObjectPool *
dfb_surface_client_pool_create( const FusionWorld *world )
{
FusionObjectPool *pool;
pool = fusion_object_pool_create( "Surface Client Pool",
sizeof(CoreSurfaceClient),
0,
surface_client_destructor, NULL, world );
return pool;
}
FusionObjectPool *
coma_thread_pool_create( Coma *coma )
{
return fusion_object_pool_create( "Thread", sizeof(ComaThread), sizeof(void*),
thread_destructor, coma, coma_world(coma) );
}
