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==== chikyuu sprite sheet added ====
[proj16/16.git] / src / lib / scroll16.c
index 509f974..5f5aa9c 100755 (executable)
 void walk(map_view_t *pip, player_t *player, word pn)
 {
        #define INC_PER_FRAME if(player[pn].q&1) player[pn].persist_aniframe++; if(player[pn].persist_aniframe>4) player[pn].persist_aniframe = 1;
+       //printf("player[%d].d=%d\n", pn, player[pn].d);
        switch(player[pn].d)
        {
+               //no direction
+               case 2:
+                       pip[0].video->startclk = (*clockw);
+               break;
                //right movement
                case 3:
-                       //printf("pip[0].page->tilesw=%d\n", pip[0].page->tilesw);
-                       if(pip[0].tx >= 0 && pip[0].tx+pip[0].page->tilesw < pip[0].map->width && player[pn].tx == pip[0].tx+pip[0].page->tilemidposscreenx &&
+                       //printf("pip[0].page->tilesw=%d        ", pip[0].page->tilesw); printf("pip[0].page->tw=%d\n", pip[0].page->tw);
+                       if(pip[0].tx >= 0 && pip[0].tx+pip[0].page->tw < pip[0].map->width && player[pn].tx == pip[0].tx+pip[0].page->tilemidposscreenx &&
                        !(pip[0].map->data[(player[pn].tx)+(pip[0].map->width*(player[pn].ty-1))] == 0))//!(player[pn].tx+1 == TRIGGX && player[pn].ty == TRIGGY))      //collision detection!
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        animatePlayer(pip, player, pn, 1);
-                                       mapScrollRight(pip, player, 0, pn);
-                                       mapScrollRight(pip, player, 1, pn);
-                                       ScrollRight(pip, player, 2, pn);
                                        ScrollRight(pip, player, 3, pn);
+                                       ScrollRight(pip, player, 2, pn);
+                                       mapScrollRight(pip, player, !(pip[0].video->p), pn);
+                                       mapScrollRight(pip, player, (pip[0].video->p), pn);
                                        if(!pageflipflop) modexShowPage(pip[1].page);
                                        player[pn].q++;
+                                       pip[0].video->clk = ((*clockw)-pip[0].video->startclk)/18.2;
                                } else { player[pn].q = 1; player[pn].d = 2; player[pn].tx++; }
                        }
                        else if(player[pn].tx < pip[0].map->width && !(pip[0].map->data[(player[pn].tx)+(pip[0].map->width*(player[pn].ty-1))] == 0))//!(player[pn].tx+1 == TRIGGX && player[pn].ty == TRIGGY))
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        player[pn].x+=(player[pn].speed);
@@ -60,7 +66,7 @@ void walk(map_view_t *pip, player_t *player, word pn)
                        }
                        else
                        {
-                               modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
+                               if(!pageflipflop) modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
 #ifdef SPRITE
                                PBUFSFUN(pip[1].page, player[pn].x-4, player[pn].y-TILEWH, 24, 32, 24, 32, PLAYERBMPDATA);
 #else
@@ -75,24 +81,25 @@ void walk(map_view_t *pip, player_t *player, word pn)
 
                //left movement
                case 1:
-                       if(pip[0].tx > 0 && pip[0].tx+pip[0].page->tilesw <= pip[0].map->width && player[pn].tx == pip[0].tx+pip[0].page->tilemidposscreenx &&
+                       if(pip[0].tx > 0 && pip[0].tx+pip[0].page->tw <= pip[0].map->width && player[pn].tx == pip[0].tx+pip[0].page->tilemidposscreenx &&
                        !(pip[0].map->data[(player[pn].tx-2)+(pip[0].map->width*(player[pn].ty-1))] == 0))//!(player[pn].tx-1 == TRIGGX && player[pn].ty == TRIGGY))    //collision detection!
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        animatePlayer(pip, player, pn, 1);
-                                       mapScrollLeft(pip, player, 0, pn);
-                                       mapScrollLeft(pip, player, 1, pn);
-                                       ScrollLeft(pip, player, 2, pn);
                                        ScrollLeft(pip, player, 3, pn);
+                                       ScrollLeft(pip, player, 2, pn);
+                                       mapScrollLeft(pip, player, !(pip[0].video->p), pn);
+                                       mapScrollLeft(pip, player, (pip[0].video->p), pn);
                                        if(!pageflipflop) modexShowPage(pip[1].page);
                                        player[pn].q++;
+                                       pip[0].video->clk = ((*clockw)-pip[0].video->startclk)/18.2;
                                } else { player[pn].q = 1; player[pn].d = 2; player[pn].tx--; }
                        }
                        else if(player[pn].tx > 1 && !(pip[0].map->data[(player[pn].tx-2)+(pip[0].map->width*(player[pn].ty-1))] == 0))//!(player[pn].tx-1 == TRIGGX && player[pn].ty == TRIGGY))
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        player[pn].x-=(player[pn].speed);
@@ -103,7 +110,7 @@ void walk(map_view_t *pip, player_t *player, word pn)
                        }
                        else
                        {
-                               modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
+                               if(!pageflipflop) modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
 #ifdef SPRITE
                                PBUFSFUN(pip[1].page, player[pn].x-4, player[pn].y-TILEWH, 24, 96, 24, 32, PLAYERBMPDATA);
 #else
@@ -118,24 +125,25 @@ void walk(map_view_t *pip, player_t *player, word pn)
 
                //down movement
                case 4:
-                       if(pip[0].ty >= 0 && pip[0].ty+pip[0].page->tilesh < pip[0].map->height && player[pn].ty == pip[0].ty+pip[0].page->tilemidposscreeny &&
+                       if(pip[0].ty >= 0 && pip[0].ty+pip[0].page->th < pip[0].map->height && player[pn].ty == pip[0].ty+pip[0].page->tilemidposscreeny &&
                        !(pip[0].map->data[(player[pn].tx-1)+(pip[0].map->width*(player[pn].ty))] == 0))//!(player[pn].tx == TRIGGX && player[pn].ty+1 == TRIGGY))      //collision detection!
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        animatePlayer(pip, player, pn, 1);
-                                       mapScrollDown(pip, player, 0, pn);
-                                       mapScrollDown(pip, player, 1, pn);
-                                       ScrollDown(pip, player, 2, pn);
                                        ScrollDown(pip, player, 3, pn);
+                                       ScrollDown(pip, player, 2, pn);
+                                       mapScrollDown(pip, player, !(pip[0].video->p), pn);
+                                       mapScrollDown(pip, player, (pip[0].video->p), pn);
                                        if(!pageflipflop) modexShowPage(pip[1].page);
                                        player[pn].q++;
+                                       pip[0].video->clk = ((*clockw)-pip[0].video->startclk)/18.2;
                                } else { player[pn].q = 1; player[pn].d = 2; player[pn].ty++; }
                        }
                        else if(player[pn].ty < pip[0].map->height && !(pip[0].map->data[(player[pn].tx-1)+(pip[0].map->width*(player[pn].ty))] == 0))//!(player[pn].tx == TRIGGX && player[pn].ty+1 == TRIGGY))
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        player[pn].y+=(player[pn].speed);
@@ -146,7 +154,7 @@ void walk(map_view_t *pip, player_t *player, word pn)
                        }
                        else
                        {
-                               modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
+                               if(!pageflipflop) modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
 #ifdef SPRITE
                                PBUFSFUN(pip[1].page, player[pn].x-4, player[pn].y-TILEWH, 24, 64, 24, 32, PLAYERBMPDATA);
 #else
@@ -161,24 +169,25 @@ void walk(map_view_t *pip, player_t *player, word pn)
 
                //up movement
                case 0:
-                       if(pip[0].ty > 0 && pip[0].ty+pip[0].page->tilesh <= pip[0].map->height && player[pn].ty == pip[0].ty+pip[0].page->tilemidposscreeny &&
+                       if(pip[0].ty > 0 && pip[0].ty+pip[0].page->th <= pip[0].map->height && player[pn].ty == pip[0].ty+pip[0].page->tilemidposscreeny &&
                        !(pip[0].map->data[(player[pn].tx-1)+(pip[0].map->width*(player[pn].ty-2))] == 0))//!(player[pn].tx == TRIGGX && player[pn].ty-1 == TRIGGY))    //collision detection!
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        animatePlayer(pip, player, pn, 1);
-                                       mapScrollUp(pip, player, 0, pn);
-                                       mapScrollUp(pip, player, 1, pn);
-                                       ScrollUp(pip, player, 2, pn);
                                        ScrollUp(pip, player, 3, pn);
+                                       ScrollUp(pip, player, 2, pn);
+                                       mapScrollUp(pip, player, !(pip[0].video->p), pn);
+                                       mapScrollUp(pip, player, (pip[0].video->p), pn);
                                        if(!pageflipflop) modexShowPage(pip[1].page);
                                        player[pn].q++;
+                                       pip[0].video->clk = ((*clockw)-pip[0].video->startclk)/18.2;
                                } else { player[pn].q = 1; player[pn].d = 2; player[pn].ty--; }
                        }
                        else if(player[pn].ty > 1 && !(pip[0].map->data[(player[pn].tx-1)+(pip[0].map->width*(player[pn].ty-2))] == 0))//!(player[pn].tx == TRIGGX &&  player[pn].ty-1 == TRIGGY))
                        {
-                               if(player[pn].q<=(TILEWH/(player[pn].speed)))
+                               if(player[pn].q<=player[pn].spt)
                                {
                                        INC_PER_FRAME;
                                        player[pn].y-=(player[pn].speed);
@@ -189,7 +198,7 @@ void walk(map_view_t *pip, player_t *player, word pn)
                        }
                        else
                        {
-                               modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
+                               if(!pageflipflop) modexCopyPageRegion(pip[1].page, pip[0].page, player[pn].x-4, player[pn].y-TILEWH, player[pn].x-4, player[pn].y-TILEWH, 24, 32);
 #ifdef SPRITE
                                PBUFSFUN(pip[1].page, player[pn].x-4, player[pn].y-TILEWH, 24, 0, 24, 32, PLAYERBMPDATA);
 #else
@@ -204,6 +213,66 @@ void walk(map_view_t *pip, player_t *player, word pn)
        }
 }
 
+//panning page
+void panpagemanual(map_view_t *pip, player_t *player, word pn)
+{
+       switch(player[pn].d)
+       {
+               //right movement
+               case 3:
+                       if(pip[pip[0].pan->pn].tx >= 0 && pip[pip[0].pan->pn].tx+pip[pip[0].pan->pn].page->tw < pip[pip[0].pan->pn].page->tilesw)
+                       {
+                               if(player[pn].q<=player[pn].spt)
+                               {
+                                       pip[pip[0].pan->pn].page->dx+=4;
+                                       modexShowPage(pip[pip[0].pan->pn].page);
+                                       player[pn].q++;
+                               } else { player[pn].q = 1; player[pn].d = 2; pip[pip[0].pan->pn].tx++; }
+                       }
+               break;
+
+               //left movement
+               case 1:
+                       if(pip[pip[0].pan->pn].tx > 0 && pip[pip[0].pan->pn].tx+pip[pip[0].pan->pn].page->tw <= pip[pip[0].pan->pn].page->tilesw)
+                       {
+                               if(player[pn].q<=player[pn].spt)
+                               {
+                                       pip[pip[0].pan->pn].page->dx-=4;
+                                       modexShowPage(pip[pip[0].pan->pn].page);
+                                       player[pn].q++;
+                               } else { player[pn].q = 1; player[pn].d = 2; pip[pip[0].pan->pn].tx--; }
+                       }
+               break;
+
+               //down movement
+               case 4:
+                       if(pip[pip[0].pan->pn].ty >= 0 && pip[pip[0].pan->pn].ty+pip[pip[0].pan->pn].page->th < pip[pip[0].pan->pn].page->tilesh)
+                       {
+                               if(player[pn].q<=player[pn].spt)
+                               {
+                                       pip[pip[0].pan->pn].page->dy+=4;
+                                       modexShowPage(pip[pip[0].pan->pn].page);
+                                       player[pn].q++;
+                               } else { player[pn].q = 1; player[pn].d = 2; pip[pip[0].pan->pn].ty++; }
+                       }
+               break;
+
+               //up movement
+               case 0:
+                       if(pip[pip[0].pan->pn].ty > 0 && pip[pip[0].pan->pn].ty+pip[pip[0].pan->pn].page->th <= pip[pip[0].pan->pn].page->tilesh)
+                       {
+                               if(player[pn].q<=player[pn].spt)
+                               {
+                                       pip[pip[0].pan->pn].page->dy-=4;
+                                       modexShowPage(pip[pip[0].pan->pn].page);
+                                       player[pn].q++;
+                               } else { player[pn].q = 1; player[pn].d = 2; pip[pip[0].pan->pn].ty--; }
+                       }
+                       break;
+       }
+       //if (player[pn].d!=2) printf("player[%u].d=%u player[%u].q=%u\n", pn, player[pn].d, pn, player[pn].q);
+}
+
 /*map_t
 allocMap(int w, int h) {
        map_t result;
@@ -311,11 +380,12 @@ void near mapScrollRight(map_view_t *mv, player_t *player, word id, word plid)
        /* draw the next column */
        x= mv[0].page->sw + mv[id].map->tiles->tileWidth;
        if(player[plid].q%4)
+               if(!pageflipflop){
                if(id==0)
-                       mapDrawCol(&mv[0], mv[0].tx + mv[0].page->tilesw, mv[0].ty-1, x, player, mv->page->dx);
+                       mapDrawCol(&mv[0], mv[0].tx + mv[0].page->tw, mv[0].ty-1, x, player, mv->page->dx);
                else
-                       modexCopyPageRegion(mv[id].page, mv[0].page, x, 0, x, 0, mv[id].map->tiles->tileWidth, mv[id].map->tiles->tileHeight*(mv[0].page->tilesh+2));
-       //}
+                       modexCopyPageRegion(mv[id].page, mv[0].page, x, 0, x, 0, mv[id].map->tiles->tileWidth, mv[id].map->tiles->tileHeight*(mv[0].page->th+2));
+               }else mapDrawCol(&mv[(!mv[0].video->p)], mv[0].tx + mv[0].page->tw, mv[0].ty-1, x, player, mv->page->dx);
 }
 
 
@@ -340,11 +410,12 @@ void near mapScrollLeft(map_view_t *mv, player_t *player, word id, word plid)
        /* draw the next column */
        x= 0;
        if(player[plid].q%4)
+               if(!pageflipflop){
                if(id==0)
                        mapDrawCol(&mv[0], mv[0].tx - 1, mv[0].ty-1, x, player, mv->page->dx);
                else
-                       modexCopyPageRegion(mv[id].page, mv[0].page, x, 0, x, 0, mv[id].map->tiles->tileWidth, mv[id].map->tiles->tileHeight*(mv[0].page->tilesh+2));
-       //}
+                       modexCopyPageRegion(mv[id].page, mv[0].page, x, 0, x, 0, mv[id].map->tiles->tileWidth, mv[id].map->tiles->tileHeight*(mv[0].page->th+2));
+       }else mapDrawCol(&mv[(!mv[0].video->p)], mv[0].tx - 1, mv[0].ty-1, x, player, mv->page->dx);
 }
 
 
@@ -368,11 +439,12 @@ void near mapScrollUp(map_view_t *mv, player_t *player, word id, word plid)
        /* draw the next row */
        y= 0;
        if(player[plid].q%3)
+               if(!pageflipflop){
                if(id==0)
                        mapDrawRow(&mv[0], mv[0].tx - 1, mv[0].ty-1, y, player, mv->page->dy);
                else
-                       modexCopyPageRegion(mv[id].page, mv[0].page, 0, y, 0, y, mv[id].map->tiles->tileWidth*(mv[0].page->tilesw+2), mv[id].map->tiles->tileHeight);
-       //}
+                       modexCopyPageRegion(mv[id].page, mv[0].page, 0, y, 0, y, mv[id].map->tiles->tileWidth*(mv[0].page->tw+2), mv[id].map->tiles->tileHeight);
+       }else mapDrawRow(&mv[(!mv[0].video->p)], mv[0].tx - 1, mv[0].ty-1, y, player, mv->page->dy);
 }
 
 void near mapScrollDown(map_view_t *mv, player_t *player, word id, word plid)
@@ -395,11 +467,12 @@ void near mapScrollDown(map_view_t *mv, player_t *player, word id, word plid)
        /* draw the next row */
        y= mv[0].page->sh + mv[id].map->tiles->tileHeight;
        if(player[plid].q%3)
+               if(!pageflipflop){
                if(id==0)
-                       mapDrawRow(&mv[0], mv[0].tx - 1, mv[0].ty+mv[0].page->tilesh, y, player, mv->page->dy);
+                       mapDrawRow(&mv[0], mv[0].tx - 1, mv[0].ty+mv[0].page->th, y, player, mv->page->dy);
                else
-                       modexCopyPageRegion(mv[id].page, mv[0].page, 0, y, 0, y, mv[id].map->tiles->tileWidth*(mv[0].page->tilesw+2), mv[id].map->tiles->tileHeight);
-       //}
+                       modexCopyPageRegion(mv[id].page, mv[0].page, 0, y, 0, y, mv[id].map->tiles->tileWidth*(mv[0].page->tw+2), mv[id].map->tiles->tileHeight);
+       }else mapDrawRow(&mv[(!mv[0].video->p)], mv[0].tx - 1, mv[0].ty+mv[0].page->th, y, player, mv->page->dy);
 }
 
 
@@ -410,8 +483,13 @@ void near ScrollRight(map_view_t *mv, player_t *player, word id, word plid)
        mv[0].video->page[id].dx += player[plid].speed;
 
        /* check to see if this changes the tile */
-       if(mv[0].video->page[id].dx >= mv[id].dxThresh )
+       if(mv[0].video->page[id].dx >= mv[0].dxThresh )
        {
+               /* block copy pattern to where we will draw the sprite */
+               vga_setup_wm1_block_copy();
+               _fmemmove(mv[0].video->page[id].data+4, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
+               /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
+               vga_restore_rm0wm0();
                /* Snap the origin forward */
                mv[0].video->page[id].data += 4;
                mv[0].video->page[id].dx = mv[0].map->tiles->tileWidth;
@@ -427,6 +505,11 @@ void near ScrollLeft(map_view_t *mv, player_t *player, word id, word plid)
        /* check to see if this changes the tile */
        if(mv[0].video->page[id].dx == 0)
        {
+               /* block copy pattern to where we will draw the sprite */
+               vga_setup_wm1_block_copy();
+               _fmemmove(mv[0].video->page[id].data-4, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
+               /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
+               vga_restore_rm0wm0();
                /* Snap the origin backward */
                mv[0].video->page[id].data -= 4;
                mv[0].video->page[id].dx = mv[0].map->tiles->tileWidth;
@@ -441,8 +524,13 @@ void near ScrollUp(map_view_t *mv, player_t *player, word id, word plid)
        /* check to see if this changes the tile */
        if(mv[0].video->page[id].dy == 0)
        {
+               /* block copy pattern to where we will draw the sprite */
+               vga_setup_wm1_block_copy();
+               _fmemmove(mv[0].video->page[id].data-mv[0].video->page[id].pi, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
+               /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
+               vga_restore_rm0wm0();
                /* Snap the origin backward */
-               mv[0].video->page[id].data -= 4;
+               mv[0].video->page[id].data -= mv[0].video->page[id].pi;
                mv[0].video->page[id].dy = mv[0].map->tiles->tileWidth;
        }
 }
@@ -453,15 +541,17 @@ void near ScrollDown(map_view_t *mv, player_t *player, word id, word plid)
        mv[0].video->page[id].dy += player[plid].speed;
 
        /* check to see if this changes the tile */
-       if(mv[0].video->page[id].dy >= mv[id].dxThresh )
+       if(mv[0].video->page[id].dy >= mv[0].dxThresh )
        {
+               /* block copy pattern to where we will draw the sprite */
+               vga_setup_wm1_block_copy();
+               _fmemmove(mv[0].video->page[id].data+mv[0].video->page[id].pi, mv[0].video->page[id].data, mv[0].video->page[id].pagesize);
+               /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
+               vga_restore_rm0wm0();
                /* Snap the origin forward */
-               mv[0].video->page[id].data += 4;
+               mv[0].video->page[id].data += mv[0].video->page[id].pi;
                mv[0].video->page[id].dy = mv[0].map->tiles->tileWidth;
        }
-//     modexClearRegion(&(mv[0].video->page[id]), 0, 0,
-//                      mv[0].video->page[id].width-1,
-//               mv[0].video->page[id].height-1, id*2);
 }
 
 sword chkmap(map_t *map, word q)
@@ -507,29 +597,42 @@ sword chkmap(map_t *map, word q)
        return 0;
 }
 
+//TODO: player position here
 void mapGoTo(map_view_t *mv, int tx, int ty)
 {
        int px, py;
        unsigned int i;
 
        /* set up the coordinates */
-       mv->tx = tx;
-       mv->ty = ty;
-       mv->page->dx = mv->map->tiles->tileWidth;
-       mv->page->dy = mv->map->tiles->tileHeight;
+       mv[0].tx = mv[1].tx = tx;
+       mv[0].ty = mv[1].ty = ty;
+       mv[0].page->dx = mv[1].page->dx = mv[2].page->dx = mv[3].page->dx = mv->map->tiles->tileWidth;
+       mv[0].page->dy = mv[1].page->dy = mv[2].page->dy = mv[3].page->dy = mv->map->tiles->tileHeight;
 
        /* set up the thresholds */
-       mv->dxThresh = mv->map->tiles->tileWidth * 2;
-       mv->dyThresh = mv->map->tiles->tileHeight * 2;
+       mv[0].dxThresh = mv[1].dxThresh = mv[2].dxThresh = mv[3].dxThresh = mv->map->tiles->tileWidth * 2;
+       mv[0].dyThresh = mv[1].dyThresh = mv[2].dxThresh = mv[3].dxThresh = mv->map->tiles->tileHeight * 2;
 
        /* draw the tiles */
-       modexClearRegion(mv->page, 0, 0, mv->page->width, mv->page->height, 0);
+       modexClearRegion(mv[0].page, 0, 0, mv[0].page->width, mv[0].page->height, 0);
        py=0;
-       i=mv->ty * mv->map->width + mv->tx;
-       for(ty=mv->ty-1; py < mv->page->sh+mv->dyThresh && ty < mv->map->height; ty++, py+=mv->map->tiles->tileHeight) {
-               mapDrawWRow(mv, tx-1, ty, py);
+       i=mv[0].ty * mv[0].map->width + mv[0].tx;
+       for(ty=mv[0].ty-1; py < mv[0].page->sh+mv->dyThresh && ty < mv[0].map->height; ty++, py+=mv[0].map->tiles->tileHeight) {
+               mapDrawWRow(&mv[0], tx-1, ty, py);
        i+=mv->map->width - tx;
        }
+       modexCopyPageRegion(mv[1].page, mv[0].page, 0, 0, 0, 0, mv[0].page->width, mv[0].page->height);
+       {
+               unsigned int k,j,o;
+               /* fill screen with a distinctive pattern */
+               for (k=0;k < vga_state.vga_width;k++) {
+                       o = k >> 2;
+                       vga_write_sequencer(0x02/*map mask*/,1 << (k&3));
+                               for (j=0;j < (mv[0].page->height)+(mv[1].page->height)+(mv[2].page->height)+(mv[3].page->height);j++,o += vga_state.vga_stride)
+                                       vga_state.vga_graphics_ram[o] = (k^j)&15; // VRL samples put all colors in first 15!
+               }
+       }
+       modexCopyPageRegion(mv[3].page, mv[!(mv->video->p)].page, 0/**/, 0/**/, 0, 128, 28, 36);
 }
 
 
@@ -556,7 +659,7 @@ mapDrawTile(tiles_t *t, word i, page_t *page, word x, word y)
                        case 0:
 #ifndef TILERENDER
                                modexClearRegion(page, x, y, t->tileWidth, t->tileHeight, ((t->debug_data[i])+1));
-                               //cannot print number value du to it being slow as bakapee
+                               //modexprint(page, x, y, 1, 15, 0, (char const *)(t->debug_data[i]));
 #else
                                PBUFBFUN                (page, x, y, rx, ry, t->tileWidth, t->tileHeight, (t->data));
                                /* then the sprite. note modding ram ptr means we just draw to (x&3,0) */
@@ -656,21 +759,23 @@ void mapDrawWCol(map_view_t *mv, int tx, int ty, word x)
        //setkb(0);
 }*/
 
-unsigned char shinku_fps_indicator_page = 0;
+unsigned char shinku_fps_indicator_page = 2;
 boolean pageflipflop;
 //gv->video.p
 
 /*     sync    */
 void shinku(global_game_variables_t *gv)
 {
-       word x = (0) + gv->video.page[shinku_fps_indicator_page].dx; // follow the screen
-       word y = (0) + gv->video.page[shinku_fps_indicator_page].dy; // follow the screen
+       word x = (0) + gv->video.page[!(gv->video.p)].dx; // follow the screen
+       word y = (0) + gv->video.page[!(gv->video.p)].dy; // follow the screen
        word w = 64;
        word h = 8;
        word col = 7;
        word bgcol = 0;
        word type = 1;
        byte o,o2,i;
+       //modexClearRegion(&gv->video.page[2], 0, 0, gv->video.page[2].sw, gv->video.page[2].sh, 47);
+       //modexClearRegion(&gv->video.page[3], 0, 0, gv->video.page[3].sw, gv->video.page[3].sh, 45);
        //modexCopyPageRegion(pip[1].page, pip[2].page, 16, 16, 16, 16, (14*8)+4, 8+4);
        /* block copy to visible RAM from offscreen */
 //     vga_setup_wm1_block_copy();
@@ -684,7 +789,7 @@ void shinku(global_game_variables_t *gv)
        {
                sprintf(gv->pee, "%.0f fps", (double)gv->kurokku.tiku/ticktock(gv));
                //modexClearRegion(&(gv->video.page[shinku_fps_indicator_page]), x, y, w, h, 45);
-               modexprint(&(gv->video.page[shinku_fps_indicator_page]), x, y, type, col, bgcol, gv->pee);
+               modexprint(&(gv->video.page[!(gv->video.p)]), x, y, type, col, bgcol, gv->pee);
                gv->kurokku.tiku=0;
                /* block copy to visible RAM from offscreen */
 //             vga_setup_wm1_block_copy();
@@ -705,17 +810,25 @@ void shinku(global_game_variables_t *gv)
                break;
                case 1:
                        //turn this off if XT
-                       modexWaitBorder();
-                       //vga_wait_for_vsync();
+                       //modexWaitBorder();
+                       vga_wait_for_vsync();
                        gv->kurokku.frames_per_second=60;
                break;
        }
        if(pageflipflop){
-               modexCopyPageRegion(&(gv->video.page[gv->video.p]), &(gv->video.page[!gv->video.p]), 0, 0, 0, 0, gv->video.page[gv->video.p].width, gv->video.page[!gv->video.p].height);
+       if(gv->video.r){
+               /* block copy pattern to where we will draw the sprite */
+               vga_setup_wm1_block_copy();
+               //_fmemmove((gv->video.page[(gv->video.p)]).data, (gv->video.page[(!gv->video.p)]).data, gv->video.page[(!gv->video.p)].pagesize);
+               modexCopyPageRegion(&(gv->video.page[(gv->video.p)]), &(gv->video.page[(!gv->video.p)]), 0, 0, 0, 0, gv->video.page[gv->video.p].width, gv->video.page[!gv->video.p].height);
+               /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
+               vga_restore_rm0wm0();
                modexShowPage(&(gv->video.page[gv->video.p]));
-
+               gv->video.p=!gv->video.p;
+               gv->video.r=!gv->video.r;
+               gv->video.tickclk = ((*clockw)-gv->video.startclk)/18.2;
+       }
        }
-       gv->video.p=!gv->video.p;
 }
 
 void near animatePlayer(map_view_t *pip, player_t *player, word pn, sword scrollswitch)
@@ -760,30 +873,34 @@ void near animatePlayer(map_view_t *pip, player_t *player, word pn, sword scroll
                break;
        }
 
+       //modexCopyPageRegion(pip[!(pip->video->p)].page, pip[3].page, 0, 128, x-4, y-4, 28, 36);
 #ifdef SPRITE
 // #define FRAME1 PBUFSFUN(pip[1].page, x, y, 48, dire, 24, 32,        PLAYERBMPDATA);
 // #define FRAME2 PBUFSFUN(pip[1].page, x, y, 24, dire, 24, 32,        PLAYERBMPDATA);
 // #define FRAME3 PBUFSFUN(pip[1].page, x, y, 0, dire, 24, 32, PLAYERBMPDATA);
 // #define FRAME4 PBUFSFUN(pip[1].page, x, y, 24, dire, 24, 32,        PLAYERBMPDATA);
-#define FRAME1 PBUFSFUN(pip[1].page, x, y, 48, dire, 24, 32,   PLAYERBMPDATA);
-#define FRAME2 PBUFSFUN(pip[1].page, x, y, 24, dire, 24, 32,   PLAYERBMPDATA);
-#define FRAME3 PBUFSFUN(pip[1].page, x, y, 0, dire, 24, 32,    PLAYERBMPDATA);
-#define FRAME4 PBUFSFUN(pip[1].page, x, y, 24, dire, 24, 32,   PLAYERBMPDATA);
+#define FRAME1 PBUFSFUN(pip[!(pip->video->p)].page, x, y, 48, dire, 24, 32,    PLAYERBMPDATA);
+#define FRAME2 PBUFSFUN(pip[!(pip->video->p)].page, x, y, 24, dire, 24, 32,    PLAYERBMPDATA);
+#define FRAME3 PBUFSFUN(pip[!(pip->video->p)].page, x, y, 0, dire, 24, 32,     PLAYERBMPDATA);
+#define FRAME4 PBUFSFUN(pip[!(pip->video->p)].page, x, y, 24, dire, 24, 32,    PLAYERBMPDATA);
 #else
-#define FRAME1 modexClearRegion(pip[1].page, x, y, 24, 32, 2+dire);
-#define FRAME2 modexClearRegion(pip[1].page, x, y, 24, 32, 1+dire);
-#define FRAME3 modexClearRegion(pip[1].page, x, y, 24, 32, dire);
-#define FRAME4 modexClearRegion(pip[1].page, x, y, 24, 32, 1+dire);
+#define FRAME1 modexClearRegion(pip[!(pip->video->p)].page, x, y, 24, 32, 2+dire);
+#define FRAME2 modexClearRegion(pip[!(pip->video->p)].page, x, y, 24, 32, 1+dire);
+#define FRAME3 modexClearRegion(pip[!(pip->video->p)].page, x, y, 24, 32, dire);
+#define FRAME4 modexClearRegion(pip[!(pip->video->p)].page, x, y, 24, 32, 1+dire);
        #endif
-       if(pageflipflop)
-       modexCopyPageRegion(pip[pip->video->p].page,
- pip[!(pip->video->p)].page, x-4, y-4, x-4, y-4, 28, 40);
-       else modexCopyPageRegion(pip[1].page, pip[0].page, x-4, y-4, x-4, y-4, 28, 40);
-       //modexCopyPageRegion(pip[2].page, pip[1].page, 16, 16, 16, 16, (14*8)+4, 8+4);
+       if(!pageflipflop)
+               modexCopyPageRegion(pip[1].page, pip[0].page, x-4, y-4, x-4, y-4, 28, 36);
+//modexCopyPageRegion(page_t *dest, page_t *src, word sx, word sy, word dx, word dy, word width, word height);
+       //modexCopyPageRegion(pip[3].page, pip[!(pip->video->p)].page, x-4, y-4, 0, 128, 28, 36);
+       /*modexCopyPageRegion(pip[pip->video->p].page,
+ pip[!(pip->video->p)].page, x-4, y-4, x-4, y-4, 28, 36);*/
+//     else modexCopyPageRegion(pip[1].page, pip[0].page, x-4, y-4, x-4, y-4, 28, 40);
        if(2>ls && ls>=1) { FRAME1 }else
        if(3>ls && ls>=2) { FRAME2 }else
        if(4>ls && ls>=3) { FRAME3 }else
        if(5>ls && ls>=4) { FRAME4 }
+       pip->video->r=1;
        //TODO: mask copy //modexCopyPageRegion(dest->page, src->page, x-4, y-4, x-4, y-4, 28, 40);
        //modexClearRegion(top->page, 66, 66, 2, 40, 0);
        //modexCopyPageRegion(dest->page, top->page, 66, 66, 66, 66, 2, 40);