uint32_t MCStack::view_getcompositortilesize()
{
if (m_view_tilecache == nil)
return 0;
else
return MCTileCacheGetTileSize(m_view_tilecache);
}
bool MCTileCacheCoreGraphicsCompositor_BeginFrame(void *p_context, MCStackSurface *p_surface, MCGRegionRef p_dirty)
{
MCTileCacheCoreGraphicsCompositorContext *self;
self = (MCTileCacheCoreGraphicsCompositorContext *)p_context;
void *t_target;
if (!p_surface -> LockTarget(kMCStackSurfaceTargetCoreGraphics, t_target))
return false;
self -> tile_size = MCTileCacheGetTileSize(self -> tilecache);
self -> viewport_height = MCTileCacheGetViewport(self -> tilecache) . height;
self -> cgcontext = (CGContextRef)t_target;
return true;
}
bool MCTileCacheSoftwareCompositor_BeginFrame(void *p_context, MCStackSurface *p_surface, MCRegionRef p_dirty)
{
MCTileCacheSoftwareCompositorContext *self;
self = (MCTileCacheSoftwareCompositorContext *)p_context;
MCGRaster t_raster;
if (!p_surface -> LockPixels(p_dirty, t_raster))
return false;
self -> bits = t_raster . pixels;
self -> stride = t_raster . stride;
MCMemoryDeallocate(self -> tile_row);
self -> tile_row = nil;
self -> tile_row_color = 0;
self -> tile_size = MCTileCacheGetTileSize(self -> tilecache);
self -> dirty = MCRegionGetBoundingBox(p_dirty);
self -> clip = self -> dirty;
self -> combiner = s_surface_combiners_nda[GXcopy];
self -> opacity = 255;
return true;
}
