ACCESS: Fix loop in buildScreen

scummvm · Aug 10, 2014 · e833ae6 · e833ae6
1 parent 6f2bc7f
commit e833ae6
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Showing 3 changed files with 42 additions and 20 deletions.
diff --git a/engines/access/asurface.cpp b/engines/access/asurface.cpp
@@ -168,7 +168,10 @@ void ASurface::plotImage(SpriteResource *sprite, int frameNum, const Common::Poi
 }
 
 void ASurface::plotFrame(SpriteFrame *frame, const Common::Point &pt) {
-	return;
+	frame->copyTo(this, pt);
+//	g_system->copyRectToScreen((byte *)getPixels(), 320, 0, 0, 320, 200);
+//	g_system->updateScreen();
+
 
 /*
 	byte *destP = (byte *)getBasePtr(pt.x, _scrollY + pt.y);
@@ -204,4 +207,17 @@ void ASurface::plotFrame(SpriteFrame *frame, const Common::Point &pt) {
 	*/
 }
 
+void ASurface::copyTo(ASurface *dest, const Common::Point &destPos) {
+	for (int yp = 0; yp < h; ++yp) {
+		byte *srcP = (byte *)getBasePtr(0, yp);
+		byte *destP = (byte *)dest->getBasePtr(destPos.x, destPos.y + yp);
+
+		for (int xp = 0; xp < this->w; ++xp, ++srcP, ++destP) {
+			if (*srcP != 0)
+				*destP = *srcP;
+		}
+	}
+}
+
+
 } // End of namespace Access
diff --git a/engines/access/asurface.h b/engines/access/asurface.h
@@ -32,24 +32,8 @@
 
 namespace Access {
 
-class SpriteFrame : public Graphics::Surface {
-public:
-	SpriteFrame(AccessEngine *vm, Common::MemoryReadStream &stream, int frameSize);
-	~SpriteFrame();
-};
-
-class SpriteResource {
-public:
-	Common::Array<SpriteFrame *> _frames;
-public:
-	SpriteResource(AccessEngine *vm, const byte *data, uint32 size,
-		DisposeAfterUse::Flag disposeMemory = DisposeAfterUse::NO);
-	~SpriteResource();
-
-	int getCount() { return _frames.size(); }
-
-	SpriteFrame *getFrame(int idx) { return _frames[idx]; }
-};
+class SpriteResource;
+class SpriteFrame;
 
 class ASurface : public Graphics::Surface {
 public:
@@ -71,8 +55,30 @@ class ASurface : public Graphics::Surface {
 	bool clip(Common::Rect &r);
 
 	void plotImage(SpriteResource *sprite, int frameNum, const Common::Point &pt);
+
+	void copyTo(ASurface *dest, const Common::Point &destPos);
 };
 
+class SpriteFrame : public ASurface {
+public:
+	SpriteFrame(AccessEngine *vm, Common::MemoryReadStream &stream, int frameSize);
+	~SpriteFrame();
+};
+
+class SpriteResource {
+public:
+	Common::Array<SpriteFrame *> _frames;
+public:
+	SpriteResource(AccessEngine *vm, const byte *data, uint32 size,
+		DisposeAfterUse::Flag disposeMemory = DisposeAfterUse::NO);
+	~SpriteResource();
+
+	int getCount() { return _frames.size(); }
+
+	SpriteFrame *getFrame(int idx) { return _frames[idx]; }
+};
+
+
 } // End of namespace Access
 
 #endif /* ACCESS_ASURFACE_H */
diff --git a/engines/access/room.cpp b/engines/access/room.cpp
@@ -296,7 +296,7 @@ void Room::buildScreen() {
 	int cnt = _vWindowWidth + 1;
 	int offset = 0;
 
-	for (int idx = 0; idx < cnt, offset += TILE_WIDTH; ++idx) {
+	for (int idx = 0; idx < cnt; offset += TILE_WIDTH, ++idx) {
 		buildColumn(_vm->_screen->_scrollCol, offset);
 		++_vm->_screen->_scrollCol;
 	}