Fixed graphical bug when level exit scroll direction was LEFT or UP.

rc.c

@@ -7090,6 +7090,7 @@ void drawlevel(void) {
 	levscrollinfo_t scrollinfo;
 
 
+	// this will hold a copy of the NEW level that we're going to.
 	if (temps) {
 		SDL_FreeSurface(temps);
 		temps = NULL;
@@ -7100,6 +7101,9 @@ void drawlevel(void) {
 		screen->format->Amask);
 	SDL_DisplayFormat(temps);
 
+	// this will be a copy of the real screen we take before
+	// drawing the player and cloud sprites.
+	//
 	// no alpha mask on screen copy - otherwise we'll need to draw
 	// black all over it to make clear out alpha channel. 
 	screencopy = SDL_CreateRGBSurface(SDL_SWSURFACE, SCREENW, SCREENH, 
@@ -7216,18 +7220,16 @@ void drawlevel(void) {
 	// just to be sure
 	//pspeed += 1;
 
-
 	// The overall plan here is:
 	// - Move player(s) + cloud(s) to new position
 	// - shuffle screen along
 	// - blit the next column of the new level in place
-
 	if (oldexitdir == D_LEFT) {
 		for (x = 0; x < SCREENW; x += speed) {
 			leveltransition_moveplayer(&scrollinfo);
 
 			leveltransition_scrolllevel(	0, 0, SCREENW-speed, SCREENH,
-							speed, 0, 0, 0,
+							speed, 0, 
 						    	SCREENW-x, 0, speed, SCREENH,
 							0, 0, 0, 0);
 
@@ -7238,7 +7240,7 @@ void drawlevel(void) {
 			leveltransition_moveplayer(&scrollinfo);
 
 			leveltransition_scrolllevel(	0, 0, SCREENW, SCREENH-speed,
-							0, speed, 0, 0, 
+							0, speed, 
 							0, SCREENH-y, SCREENW, speed,
 							0, 0, 0, 0);
 
@@ -7249,7 +7251,7 @@ void drawlevel(void) {
 			leveltransition_moveplayer(&scrollinfo);
 
 			leveltransition_scrolllevel(	0, speed, SCREENW, SCREENH-speed,
-							0, 0, 0, 0,
+							0, 0, 
 							0, y, SCREENW, speed,
 							0, SCREENH-speed, 0, 0);
 	
@@ -7260,8 +7262,8 @@ void drawlevel(void) {
 			leveltransition_moveplayer(&scrollinfo);
 
 			leveltransition_scrolllevel(	speed, 0, SCREENW-speed, SCREENH,
-							0, 0, 0, 0,
-							x, 0, speed, SCREENW,
+							0, 0, 
+							x, 0, speed, SCREENH,
 							SCREENW-speed, 0, 0, 0);
 
 			leveltransition_blit(&scrollinfo, screencopy);
@@ -7273,7 +7275,6 @@ void drawlevel(void) {
 	levelcomplete = B_FALSE;
 }
 
-
 double getspeed(sprite_t *s ) {
 	int id = s->id;
 	double speed = DEFAULTSPEED;
@@ -9523,6 +9524,7 @@ int dofruiteffect(sprite_t *pp, sprite_t *s) {
 					// clear layer 2 as well
 					curlevel->map2[ty * LEVELW + tx ] = getuniq(T_BLANK);
 					melttile(tx, ty, FOREVER, B_PUFF);
+
 					sp = addsprite(fruittypes[curfruittype], 
 						tx * TILEW + (TILEW/2),
 						ty * TILEH + (TILEH/2), "end_fruit");
@@ -12502,12 +12504,15 @@ void leveltransition_moveplayer(levscrollinfo_t *l) {
 }
 
 void leveltransition_scrolllevel(int srcx, int srcy, int srcw, int srch,
-				 int dstx, int dsty, int dstw, int dsth,
+				 int dstx, int dsty, 
 				int nextcolx, int nextcoly, int nextcolw, int nextcolh,
 				int nextcol_dstx, int nextcol_dsty, int nextcol_dstw, int nextcol_dsth) {
 	SDL_Rect src,dst,area;
+	SDL_Surface *buf = NULL;
 
-	// shuffle real screen
+
+	// shuffle real screen.  Use a temp surface cause sdl doesn't seem to like
+	// blitting to and from the same surface.
 	src.x = srcx;
 	src.y = srcy;
 	src.w = srcw;
@@ -12515,9 +12520,17 @@ void leveltransition_scrolllevel(int srcx, int srcy, int srcw, int srch,
 
 	dst.x = dstx;
 	dst.y = dsty;
-	dst.w = dstw;
-	dst.h = dsth;
-	SDL_BlitSurface(screen, &src, screen, &dst);
+	dst.w = 0;
+	dst.h = 0;
+
+
+	buf = SDL_CreateRGBSurface(SDL_SWSURFACE, srcw, srch,
+		screen->format->BitsPerPixel, screen->format->Rmask,
+		screen->format->Gmask,screen->format->Bmask, 0);
+	SDL_BlitSurface(screen, &src, buf, NULL);
+
+	SDL_BlitSurface(buf, NULL, screen, &dst);
+	SDL_FreeSurface(buf);
 
 	// blit next column from temp surface (take last column first)
 	area.x = nextcolx;

rc.h

@@ -92,7 +92,7 @@ int keydown(int whichplayer, int checkfor);
 void leveltransition_blit(levscrollinfo_t *l, SDL_Surface *copybuffer);
 void leveltransition_moveplayer(levscrollinfo_t *l);
 void leveltransition_scrolllevel(int srcx, int srcy, int srcw, int srch,
-				 int dstx, int dsty, int dstw, int dsth,
+				 int dstx, int dsty,
 				int nextcolx, int nextcoly, int nextcolw, int nextcolh,
 				int nextcol_dstx, int nextcol_dsty, int nextcol_dstw, int nextcol_dsth);
 void trytojump(sprite_t *pl);

todo

@@ -1,3 +1,5 @@
+- move level 86 earlier (dificulty easier than other castle levels before it)
+
 - animate players hanging from umbrellas ?
 
 - sometimes when falling on to a trampoline at an angle, I teleport up to the top of the screen.