/*
* ubicom32vfbUpdateRegion
* Called by the system to update the region to the panel
*/
static DFBResult
ubicom32vfbUpdateRegion( CoreLayer *layer,
void *driver_data,
void *layer_data,
void *region_data,
CoreSurface *surface,
const DFBRegion *update,
CoreSurfaceBufferLock *lock )
{
struct ubicom32vfb_driver_data *data = driver_data;
DFBRectangle rect;
D_DEBUG_AT(ubicom32vfb, "%s()\n", __FUNCTION__);
dfb_rectangle_from_region(&rect, update);
/*
* Check for full screen (at some point, it is better to update the whole
* screen, but for now we will just simply check the w/h against the xres/yres)
*/
if ((rect.w == data->panel->xres) && (rect.h == data->panel->yres)) {
ubicom32vfb_lcd_update(data->panel, lock->addr);
} else {
ubicom32vfb_lcd_update_region(data->panel, lock->addr, rect.x, rect.y, rect.w, rect.h);
}
return DFB_OK;
}
static DFBResult
omapUpdateRegion( CoreLayer *layer,
void *driver_data,
void *layer_data,
void *region_data,
CoreSurface *surface,
const DFBRegion *update,
CoreSurfaceBufferLock *lock )
{
FBDev *dfb_fbdev = dfb_system_data();
struct omapfb_update_window window;
DFBRectangle rect;
dfb_rectangle_from_region( &rect, update );
D_DEBUG_AT( omap, "Update rectangle %d %d %dx%d\n",
rect.x, rect.y, rect.w, rect.h );
if (rect.x & 1)
rect.w++;
if (rect.y & 1)
rect.h++;
window.x = rect.x & ~1;
window.y = rect.y & ~1;
window.width = (rect.w + 1) & ~1;
window.height = (rect.h + 1) & ~1;
window.out_x = window.x;
window.out_y = window.y;
window.out_width = window.width;
window.out_height = window.height;
window.format = 0;
D_DEBUG_AT( omap, "Update window %d %d %dx%d\n",
window.x, window.y, window.width, window.height );
if (ioctl( dfb_fbdev->fd, OMAPFB_UPDATE_WINDOW, &window ))
D_DEBUG_AT( omap, "Can't update window -> %s\n", strerror( errno ) );
return DFB_OK;
}
static void
root_update( StretRegion *region,
void *region_data,
void *update_data,
unsigned long arg,
int x,
int y,
const DFBRegion *updates,
int num )
{
int i;
CoreWindowStack *stack;
UniqueContext *context = region_data;
CardState *state = update_data;
D_ASSERT( region != NULL );
D_ASSERT( region_data != NULL );
D_ASSERT( update_data != NULL );
D_ASSERT( updates != NULL );
D_ASSERT( x == 0 );
D_ASSERT( y == 0 );
D_MAGIC_ASSERT( context, UniqueContext );
D_MAGIC_ASSERT( state, CardState );
stack = context->stack;
D_ASSERT( stack != NULL );
D_ASSERT( stack->bg.image != NULL || (stack->bg.mode != DLBM_IMAGE &&
stack->bg.mode != DLBM_TILE) );
D_DEBUG_AT( UniQuE_Root, "root_update( region %p, num %d )\n", region, num );
#if D_DEBUG_ENABLED
for (i=0; i<num; i++) {
D_DEBUG_AT( UniQuE_Root, " (%d) %4d,%4d - %4dx%4d\n",
i, DFB_RECTANGLE_VALS_FROM_REGION( &updates[i] ) );
}
#endif
switch (stack->bg.mode) {
case DLBM_COLOR: {
CoreSurface *dest = state->destination;
DFBColor *color = &stack->bg.color;
DFBRectangle rects[num];
/* Set the background color. */
if (DFB_PIXELFORMAT_IS_INDEXED( dest->config.format ))
dfb_state_set_color_index( state,
dfb_palette_search( dest->palette, color->r,
color->g, color->b, color->a ) );
else
dfb_state_set_color( state, color );
for (i=0; i<num; i++)
dfb_rectangle_from_region( &rects[i], &updates[i] );
/* Simply fill the background. */
dfb_gfxcard_fillrectangles( rects, num, state );
break;
}
case DLBM_IMAGE: {
CoreSurface *bg = stack->bg.image;
/* Set blitting source. */
state->source = bg;
state->modified |= SMF_SOURCE;
/* Set blitting flags. */
dfb_state_set_blitting_flags( state, DSBLIT_NOFX );
/* Check the size of the background image. */
if (bg->config.size.w == stack->width && bg->config.size.h == stack->height) {
for (i=0; i<num; i++) {
DFBRectangle dst = DFB_RECTANGLE_INIT_FROM_REGION( &updates[i] );
/* Simple blit for 100% fitting background image. */
dfb_gfxcard_blit( &dst, dst.x, dst.y, state );
}
}
else {
DFBRegion clip = state->clip;
for (i=0; i<num; i++) {
DFBRectangle src = { 0, 0, bg->config.size.w, bg->config.size.h };
DFBRectangle dst = { 0, 0, stack->width, stack->height };
/* Change clipping region. */
dfb_state_set_clip( state, &updates[i] );
/* Stretch blit for non fitting background images. */
dfb_gfxcard_stretchblit( &src, &dst, state );
}
/* Restore clipping region. */
dfb_state_set_clip( state, &clip );
}
/* Reset blitting source. */
state->source = NULL;
state->modified |= SMF_SOURCE;
break;
}
case DLBM_TILE: {
CoreSurface *bg = stack->bg.image;
DFBRegion clip = state->clip;
/* Set blitting source. */
state->source = bg;
state->modified |= SMF_SOURCE;
/* Set blitting flags. */
dfb_state_set_blitting_flags( state, DSBLIT_NOFX );
for (i=0; i<num; i++) {
DFBRectangle src = { 0, 0, bg->config.size.w, bg->config.size.h };
/* Change clipping region. */
dfb_state_set_clip( state, &updates[i] );
/* Tiled blit (aligned). */
dfb_gfxcard_tileblit( &src, 0, 0, stack->width, stack->height, state );
}
/* Restore clipping region. */
dfb_state_set_clip( state, &clip );
/* Reset blitting source. */
state->source = NULL;
state->modified |= SMF_SOURCE;
break;
}
case DLBM_DONTCARE:
break;
default:
D_BUG( "unknown background mode" );
break;
}
}
void
dfb_clip_blit_flipped_rotated( const DFBRegion *clip,
DFBRectangle *srect, DFBRectangle *drect, DFBSurfaceBlittingFlags flags )
{
DFBRegion dest = DFB_REGION_INIT_FROM_RECTANGLE( drect );
DFBRegion clipped = dest;
D_ASSERT( !(flags & (DSBLIT_ROTATE270 | DSBLIT_ROTATE180)) );
if (flags & DSBLIT_ROTATE90) {
D_ASSERT( srect->w == drect->h );
D_ASSERT( srect->h == drect->w );
}
else {
D_ASSERT( srect->w == drect->w );
D_ASSERT( srect->h == drect->h );
}
dfb_region_region_intersect( &clipped, clip );
dfb_rectangle_from_region( drect, &clipped );
switch (flags & (DSBLIT_FLIP_HORIZONTAL | DSBLIT_FLIP_VERTICAL | DSBLIT_ROTATE90)) {
case DSBLIT_NOFX:
srect->x += clipped.x1 - dest.x1;
srect->y += clipped.y1 - dest.y1;
break;
case DSBLIT_FLIP_HORIZONTAL:
srect->x += dest.x2 - clipped.x2;
srect->y += clipped.y1 - dest.y1;
break;
case DSBLIT_FLIP_VERTICAL:
srect->x += clipped.x1 - dest.x1;
srect->y += dest.y2 - clipped.y2;
break;
case DSBLIT_ROTATE90:
srect->x += dest.y2 - clipped.y2;
srect->y += clipped.x1 - dest.x1;
break;
case (DSBLIT_FLIP_HORIZONTAL | DSBLIT_FLIP_VERTICAL): // ROTATE180
srect->x += dest.x2 - clipped.x2;
srect->y += dest.y2 - clipped.y2;
break;
case (DSBLIT_ROTATE90 | DSBLIT_FLIP_VERTICAL | DSBLIT_FLIP_HORIZONTAL): // ROTATE270
srect->x += clipped.y1 - dest.y1;
srect->y += dest.x2 - clipped.x2;
break;
case (DSBLIT_ROTATE90 | DSBLIT_FLIP_HORIZONTAL):
srect->x += clipped.y1 - dest.y1;
srect->y += clipped.x1 - dest.x1;
break;
case (DSBLIT_ROTATE90 | DSBLIT_FLIP_VERTICAL):
srect->x += dest.y2 - clipped.y2;
srect->y += dest.x2 - clipped.x2;
break;
}
if (flags & DSBLIT_ROTATE90) {
srect->w = drect->h;
srect->h = drect->w;
}
else {
srect->w = drect->w;
srect->h = drect->h;
}
D_DEBUG_AT( Core_Clipping, " => %4d,%4d-%4dx%4d -> %4d,%4d-%4dx%4d\n",
DFB_RECTANGLE_VALS(srect), DFB_RECTANGLE_VALS(drect) );
}