DIRECTOR: Using shared casts for rendering

2 files changed, 23 insertions, 4 deletions

diff --git a/engines/director/director.h b/engines/director/director.h
index 566bb2ee9a..0e76cd9ea8 100644
--- a/engines/director/director.h
+++ b/engines/director/director.h
@@ -67,6 +67,9 @@ public:
 	const byte *getPalette() const { return _currentPalette; }
 	uint16 getPaletteColorCount() const { return _currentPaletteLength; }
 	void loadSharedCastsFrom(Common::String filename);
+	Common::HashMap<int, Common::SeekableReadStream *> getSharedDIB() const { return _sharedDIB; }
+	Common::HashMap<int, Common::SeekableReadStream *> getSharedSTXT() const { return _sharedSTXT; }
+	Common::HashMap<int, Cast *> getSharedCasts() const { return _sharedCasts; }
 
 	Common::HashMap<Common::String, Score *> *_movies;
 	Score *_currentScore;
diff --git a/engines/director/score.cpp b/engines/director/score.cpp
index 285577d478..0a4aed49b6 100644
--- a/engines/director/score.cpp
+++ b/engines/director/score.cpp
@@ -1118,7 +1118,18 @@ void Frame::renderSprites(Graphics::ManagedSurface &surface, bool renderTrail) {
 			if ((_sprites[i]->_trails == 0 && renderTrail) || (_sprites[i]->_trails == 1 && !renderTrail))
 				continue;
 
-			Cast *cast = _vm->_currentScore->_casts[_sprites[i]->_castId];
+			Cast *cast;
+			if (!_vm->_currentScore->_casts.contains(_sprites[i]->_castId)) {
+				if (!_vm->getSharedCasts().contains(_sprites[i]->_castId)) {
+					warning("Cast id %d not found", _sprites[i]->_castId);
+					continue;
+				} else {
+					cast = _vm->getSharedCasts().getVal(_sprites[i]->_castId);
+				}
+			} else {
+				cast = _vm->_currentScore->_casts[_sprites[i]->_castId];
+			}
+
 			if (cast->type == kCastText) {
 				renderText(surface, i);
 				continue;
@@ -1128,11 +1139,16 @@ void Frame::renderSprites(Graphics::ManagedSurface &surface, bool renderTrail) {
 			uint32 imgId = 1024 + _sprites[i]->_castId;
 
 			if (!_vm->_currentScore->getArchive()->hasResource(MKTAG('D', 'I', 'B', ' '), imgId)) {
-				continue;
+				if (!_vm->getSharedDIB().contains(imgId)) {
+					warning("DIB id %d not found", imgId);
+					continue;
+				} else {
+					img.loadStream(*_vm->getSharedDIB().getVal(imgId));
+				}
+			} else {
+				img.loadStream(*_vm->_currentScore->getArchive()->getResource(MKTAG('D', 'I', 'B', ' '), imgId));
 			}
 
-			img.loadStream(*_vm->_currentScore->getArchive()->getResource(MKTAG('D', 'I', 'B', ' '), imgId));
-
 			uint32 regX = static_cast<BitmapCast *>(_sprites[i]->_cast)->regX;
 			uint32 regY = static_cast<BitmapCast *>(_sprites[i]->_cast)->regY;
 			uint32 rectLeft = static_cast<BitmapCast *>(_sprites[i]->_cast)->initialRect.left;