From: sparky4 <sparky4@cock.li>
Date: Tue, 30 Jun 2015 18:54:09 +0000 (-0500)
Subject: return of the colum and row drawer!
X-Git-Url: http://4ch.mooo.com/gitweb/?a=commitdiff_plain;h=e051bad3c70a74ea6124a8501ecb8f2d406fa92a;p=16.git

return of the colum and row drawer!
	new file:   src/lib/scroll.c
---

diff --git a/src/lib/scroll.c b/src/lib/scroll.c
new file mode 100644
index 00000000..bf2f4143
--- /dev/null
+++ b/src/lib/scroll.c
@@ -0,0 +1,656 @@
+#include "src\lib\modex16.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include "src\lib\dos_kb.h"
+#include "src\lib\wtest\wtest.c"
+
+//word far *clock= (word far*) 0x046C; /* 18.2hz clock */
+
+typedef struct {
+	bitmap_t *data;
+	word tileHeight;
+	word tileWidth;
+	unsigned int rows;
+	unsigned int cols;
+} tiles_t;
+
+
+typedef struct {
+	byte	*data;
+	tiles_t *tiles;
+	int width;
+	int height;
+} map_t;
+
+
+typedef struct {
+	map_t *map;
+	page_t *page;
+	int tx; //appears to be the top left tile position on the viewable screen map
+	int ty; //appears to be the top left tile position on the viewable screen map
+	word dxThresh; //????
+	word dyThresh; //????
+} map_view_t;
+
+//TODO: make this into actor_t
+struct {
+	int x; //player exact position on the viewable map
+	int y; //player exact position on the viewable map
+	int tx; //player tile position on the viewable map
+	int ty; //player tile position on the viewable map
+	int triggerx; //player's trigger box tile position on the viewable map
+	int triggery; //player's trigger box tile position on the viewable map
+	int hp; //hitpoints of the player
+} player;
+
+
+map_t allocMap(int w, int h);
+void initMap(map_t *map);
+void mapScrollRight(map_view_t *mv, byte offset, short lp);
+void mapScrollLeft(map_view_t *mv, byte offest, short lp);
+void mapScrollUp(map_view_t *mv, byte offset, short lp);
+void mapScrollDown(map_view_t *mv, byte offset, short lp);
+void mapGoTo(map_view_t *mv, int tx, int ty);
+void mapDrawTile(tiles_t *t, word i, page_t *page, word x, word y);
+void mapDrawRow(map_view_t *mv, int tx, int ty, word y, word poopoffset);
+void mapDrawCol(map_view_t *mv, int tx, int ty, word x, word poopoffset);
+void mapDrawWRow(map_view_t *mv, int tx, int ty, word y);
+void mapDrawWCol(map_view_t *mv, int tx, int ty, word x);
+void animatePlayer(map_view_t *src, map_view_t *dest, /*map_view_t *top, */short d1, short d2, int x, int y, int ls, int lp, bitmap_t *bmp);
+
+#define TILEWH 16
+#define QUADWH (TILEWH/4)
+#define SPEED 4
+
+//place holder definitions
+#define MAPX 200
+#define MAPY 150
+#define TRIGGX 10
+#define TRIGGY 9
+//#define SWAP(a, b) tmp=a; a=b; b=tmp;
+void main() {
+	bitmap_t ptmp; // player sprite
+	word q=1;
+	const char *cpus;
+	static int persist_aniframe = 0;    /* gonna be increased to 1 before being used, so 0 is ok for default */
+	page_t screen, screen2, screen3;
+	map_t map;
+	map_view_t mv, mv2, mv3;
+	map_view_t *bg, *spri, *mask;//, *tmp;
+	byte *ptr;
+
+	/* create the map */
+	map = allocMap(MAPX,MAPY); //20x15 is the resolution of the screen you can make maps smaller than 20x15 but the null space needs to be drawn properly
+	initMap(&map);
+	mv.map = &map;
+	mv2.map = &map;
+	mv3.map = &map;
+
+	/* draw the tiles */
+	ptr = map.data;
+	/*data\\*/
+	ptmp = bitmapLoadPcx("ptmp.pcx"); // load sprite
+	setkb(1);
+	modexEnter();
+	modexPalUpdate(ptmp.palette);
+	screen = modexDefaultPage();
+	screen.width += (TILEWH*2);
+	screen.height += (TILEWH*2)+QUADWH;
+	mv.page = &screen;
+	screen2 = modexNextPage(mv.page);
+	mv2.page = &screen2;
+	screen3 = screen2;
+	mv3.page = &screen3;
+
+	/* set up paging */
+	bg = &mv;
+	spri = &mv2;
+	mask = &mv3;
+
+//TODO: LOAD map data and position the map in the middle of the screen if smaller then screen
+	mapGoTo(bg, 0, 0);
+	mapGoTo(spri, 0, 0);
+	//mapGoTo(mask, 0, 0);
+
+	//TODO: put player in starting position of spot
+	//default player position on the viewable map
+	player.tx = bg->tx + 10;
+	player.ty = bg->ty + 8;
+	player.x = player.tx*TILEWH;
+	player.y = player.ty*TILEWH;
+	player.triggerx = player.tx;
+	player.triggery = player.ty+1;
+	//TODO: erase player initial draw
+	modexDrawSpriteRegion(spri->page, player.x-4, player.y-TILEWH, 24, 64, 24, 32, &ptmp);
+	//temp draw trigger box
+	modexClearRegion(spri->page, player.triggerx*16, player.triggery*16, 16, 16, 1);
+	modexClearRegion(bg->page, player.triggerx*16, player.triggery*16, 16, 16, 1);
+	modexShowPage(spri->page);
+	while(!keyp(1))//!keyp(1))
+	{
+	//top left corner & bottem right corner of map veiw be set as map edge trigger since maps are actually square
+	//to stop scrolling and have the player position data move to the edge of the screen with respect to the direction
+	//when player.tx or player.ty == 0 or player.tx == 20 or player.ty == 15 then stop because that is edge of map and you do not want to walk of the map
+
+	#define INC_PER_FRAME if(q&1) persist_aniframe++; if(persist_aniframe>4) persist_aniframe = 1;	
+
+	//temp testing
+		/*if(bg->tx >= 0 && bg->tx+20 < MAPX && player.tx == bg->tx + 10)
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				//INC_PER_FRAME;
+				//animatePlayer(bg, spri, mask, 1, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				//animatePlayer(bg, spri, 1, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				mapScrollRight(bg, SPEED);
+				//mapScrollRight(spri, SPEED);
+				//mapScrollRight(mask, SPEED);
+				modexShowPage(bg->page);
+			}
+			player.tx++;
+		}
+		else if(player.tx < MAPX)
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				player.x+=SPEED;
+				//animatePlayer(bg, spri, mask, 1, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 1, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				modexShowPage(spri->page);
+			}
+			player.tx++;
+		}
+		else
+		{
+break;
+		}*/
+	if(keyp(77) && !keyp(75))
+	{
+		if(bg->tx >= 0 && bg->tx+20 < MAPX && player.tx == bg->tx + 10 && !(player.tx+1 == TRIGGX && player.ty == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				//animatePlayer(bg, spri, mask, 1, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 1, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				mapScrollRight(bg, SPEED, q);
+				mapScrollRight(spri, SPEED, q);
+				//mapScrollRight(mask, SPEED);
+				modexShowPage(spri->page);
+			}
+			player.tx++;
+		}
+		else if(player.tx < MAPX && !(player.tx+1 == TRIGGX && player.ty == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				player.x+=SPEED;
+				//animatePlayer(bg, spri, mask, 1, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 1, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				modexShowPage(spri->page);
+			}
+			player.tx++;
+		}
+		else
+		{
+			modexCopyPageRegion(spri->page, bg->page, player.x-4, player.y-TILEWH, player.x-4, player.y-TILEWH, 24, 32);
+			modexDrawSpriteRegion(spri->page, player.x-4, player.y-TILEWH, 24, 32, 24, 32, &ptmp);
+			modexShowPage(spri->page);
+		}
+		player.triggerx = player.tx+1;
+		player.triggery = player.ty;
+	}
+
+	if(keyp(75) && !keyp(77))
+	{
+		if(bg->tx > 0 && bg->tx+20 <= MAPX && player.tx == bg->tx + 10 && !(player.tx-1 == TRIGGX && player.ty == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				//animatePlayer(bg, spri, mask, 3, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 3, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				mapScrollLeft(bg, SPEED, q);
+				mapScrollLeft(spri, SPEED, q);
+				//mapScrollLeft(mask, SPEED);
+				modexShowPage(spri->page);
+			}
+			player.tx--;
+		}
+		else if(player.tx > 1 && !(player.tx-1 == TRIGGX && player.ty == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				player.x-=SPEED;
+				//animatePlayer(bg, spri, mask, 3, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 3, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				modexShowPage(spri->page);
+			}
+			player.tx--;
+		}
+		else
+		{
+			modexCopyPageRegion(spri->page, bg->page, player.x-4, player.y-TILEWH, player.x-4, player.y-TILEWH, 24, 32);
+			modexDrawSpriteRegion(spri->page, player.x-4, player.y-TILEWH, 24, 96, 24, 32, &ptmp);
+			modexShowPage(spri->page);
+		}
+		player.triggerx = player.tx-1;
+		player.triggery = player.ty;
+	}
+
+	if(keyp(80) && !keyp(72))
+	{
+		if(bg->ty >= 0 && bg->ty+15 < MAPY && player.ty == bg->ty + 8 && !(player.tx == TRIGGX && player.ty+1 == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				//animatePlayer(bg, spri, mask, 2, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 2, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				mapScrollDown(bg, SPEED, q);
+				mapScrollDown(spri, SPEED, q);
+				//mapScrollDown(mask, SPEED);
+				modexShowPage(spri->page);
+			}
+			player.ty++;
+		}
+		else if(player.ty < MAPY && !(player.tx == TRIGGX && player.ty+1 == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				player.y+=SPEED;
+				//animatePlayer(bg, spri, mask, 2, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 2, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				modexShowPage(spri->page);
+			}
+			player.ty++;
+		}
+		else
+		{
+			modexCopyPageRegion(spri->page, bg->page, player.x-4, player.y-TILEWH, player.x-4, player.y-TILEWH, 24, 32);
+			modexDrawSpriteRegion(spri->page, player.x-4, player.y-TILEWH, 24, 64, 24, 32, &ptmp);
+			modexShowPage(spri->page);
+		}
+		player.triggerx = player.tx;
+		player.triggery = player.ty+1;
+	}
+
+	if(keyp(72) && !keyp(80))
+	{
+		if(bg->ty > 0 && bg->ty+15 <= MAPY && player.ty == bg->ty + 8 && !(player.tx == TRIGGX && player.ty-1 == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				//animatePlayer(bg, spri, mask, 0, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				animatePlayer(bg, spri, 0, 1, player.x, player.y, persist_aniframe, q, &ptmp);
+				mapScrollUp(bg, SPEED, q);
+				mapScrollUp(spri, SPEED, q);
+				//mapScrollUp(mask, SPEED);
+				modexShowPage(spri->page);
+			}
+			player.ty--;
+		}
+		else if(player.ty > 1 && !(player.tx == TRIGGX &&  player.ty-1 == TRIGGY))
+		{
+			for(q=1; q<=(TILEWH/SPEED); q++)
+			{
+				INC_PER_FRAME;
+				player.y-=SPEED;
+				//animatePlayer(bg, spri, mask, 0, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+				modexShowPage(spri->page);
+				animatePlayer(bg, spri, 0, 0, player.x, player.y, persist_aniframe, q, &ptmp);
+			}
+			player.ty--;
+		}
+		else
+		{
+			modexCopyPageRegion(spri->page, bg->page, player.x-4, player.y-TILEWH, player.x-4, player.y-TILEWH, 24, 32);
+			modexDrawSpriteRegion(spri->page, player.x-4, player.y-TILEWH, 24, 0, 24, 32, &ptmp);
+			modexShowPage(spri->page);
+		}
+		player.triggerx = player.tx;
+		player.triggery = player.ty-1;
+	}
+	//modexClearRegion(mask->page, 66, 66, 2, 40, 0);
+
+	if((player.triggerx == TRIGGX && player.triggery == TRIGGY) && keyp(KEY_ENTER))
+	{
+		short i;
+		for(i=600; i>=400; i--)
+		{
+			sound(i);
+		}
+		nosound();
+	}
+	}
+
+	modexLeave();
+	setkb(0);
+	printf("Project 16 scroll.exe\n");
+	printf("tx: %d\n", bg->tx);
+	printf("ty: %d\n", bg->ty);
+	printf("player.x: %d\n", player.x);
+	printf("player.y: %d\n", player.y);
+	printf("player.tx: %d\n", player.tx);
+	printf("player.ty: %d\n", player.ty);
+	printf("player.triggx: %d\n", player.triggerx);
+	printf("player.triggy: %d\n", player.triggery);
+	printf("temporary player sprite 0: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=45556867\n");
+	printf("temporary player sprite 1: http://www.pixiv.net/member_illust.php?mode=medium&illust_id=44606385\n");
+	printf("\n");
+	switch(detectcpu())
+	{
+		case 0: cpus = "8086/8088 or 186/88"; break;
+		case 1: cpus = "286"; break;
+		case 2: cpus = "386 or newer"; break;
+		default: cpus = "internal error"; break;
+	}
+	printf("detected CPU type: %s\n", cpus);
+}
+
+
+map_t
+allocMap(int w, int h) {
+	map_t result;
+
+	result.width =w;
+	result.height=h;
+	result.data = malloc(sizeof(byte) * w * h);
+
+	return result;
+}
+
+
+void
+initMap(map_t *map) {
+	/* just a place holder to fill out an alternating pattern */
+	int x, y;
+	int i;
+	int tile = 1;
+	map->tiles = malloc(sizeof(tiles_t));
+
+	/* create the tile set */
+	map->tiles->data = malloc(sizeof(bitmap_t));
+	map->tiles->data->width = (TILEWH*2);
+	map->tiles->data->height= TILEWH;
+	map->tiles->data->data = malloc((TILEWH*2)*TILEWH);
+	map->tiles->tileHeight = TILEWH;
+	map->tiles->tileWidth =TILEWH;
+	map->tiles->rows = 1;
+	map->tiles->cols = 2;
+
+	i=0;
+	for(y=0; y<TILEWH; y++) {
+	for(x=0; x<(TILEWH*2); x++) {
+		if(x<TILEWH)
+		  map->tiles->data->data[i] = 28;//0x24;
+		else
+		  map->tiles->data->data[i] = 0;//0x34;
+		i++;
+	}
+	}
+
+	i=0;
+	for(y=0; y<map->height; y++) {
+		for(x=0; x<map->width; x++) {
+			map->data[i] = tile;
+			tile = tile ? 0 : 1;
+			i++;
+		}
+		tile = tile ? 0 : 1;
+	}
+}
+
+
+void
+mapScrollRight(map_view_t *mv, byte offset, short lp) {
+	word x, y;  /* coordinate for drawing */
+
+	/* increment the pixel position and update the page */
+	mv->page->dx += offset;
+
+	/* check to see if this changes the tile */
+	if(mv->page->dx >= mv->dxThresh ) {
+	/* go forward one tile */
+	mv->tx++;
+	/* Snap the origin forward */
+	mv->page->data += 4;
+	mv->page->dx = mv->map->tiles->tileWidth;
+	//}
+
+	/* draw the next column */
+	x= SCREEN_WIDTH + mv->map->tiles->tileWidth;
+	//if(lp%4)
+		mapDrawCol(mv, mv->tx + 20 , mv->ty-1, x, mv->page->dx);
+	}
+}
+
+
+void
+mapScrollLeft(map_view_t *mv, byte offset, short lp) {
+	word x, y;  /* coordinate for drawing */
+
+	/* increment the pixel position and update the page */
+	mv->page->dx -= offset;
+
+	/* check to see if this changes the tile */
+	if(mv->page->dx == 0) {
+	/* go backward one tile */
+	mv->tx--;
+		
+	/* Snap the origin backward */
+	mv->page->data -= 4;
+	mv->page->dx = mv->map->tiles->tileWidth;
+	//}
+	/* draw the next column */
+	//if(lp%4)
+		mapDrawCol(mv, mv->tx-1, mv->ty-1, 0, mv->page->dx);
+	}
+}
+
+
+void
+mapScrollUp(map_view_t *mv, byte offset, short lp) {
+	word x, y;  /* coordinate for drawing */
+
+	/* increment the pixel position and update the page */
+	mv->page->dy -= offset;
+
+	/* check to see if this changes the tile */
+	if(mv->page->dy == 0 ) {
+	/* go down one tile */
+	mv->ty--;
+	/* Snap the origin downward */
+	mv->page->data -= mv->page->width*4;
+	mv->page->dy = mv->map->tiles->tileHeight;
+	//}
+
+	/* draw the next row */
+	y= 0;
+	//if(lp%3)
+		mapDrawRow(mv, mv->tx-1 , mv->ty-1, y, mv->page->dy);
+	}
+}
+
+
+void
+mapScrollDown(map_view_t *mv, byte offset, short lp) {
+	word x, y;  /* coordinate for drawing */
+
+	/* increment the pixel position and update the page */
+	mv->page->dy += offset;
+
+	/* check to see if this changes the tile */
+	if(mv->page->dy >= mv->dyThresh ) {
+	/* go down one tile */
+	mv->ty++;
+	/* Snap the origin downward */
+	mv->page->data += mv->page->width*4;
+	mv->page->dy = mv->map->tiles->tileHeight;
+	//}
+
+	/* draw the next row */
+	y= SCREEN_HEIGHT + mv->map->tiles->tileHeight;
+	//if(lp%3)
+		mapDrawRow(mv, mv->tx-1 , mv->ty+15, y, mv->page->dy);
+	}
+
+}
+
+
+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;
+
+	/* set up the thresholds */
+	mv->dxThresh = mv->map->tiles->tileWidth * 2;
+	mv->dyThresh = mv->map->tiles->tileHeight * 2;
+
+	/* draw the tiles */
+	modexClearRegion(mv->page, 0, 0, mv->page->width, mv->page->height, 0);
+	py=0;
+	i=mv->ty * mv->map->width + mv->tx;
+	for(ty=mv->ty-1; py < SCREEN_HEIGHT+mv->dyThresh && ty < mv->map->height; ty++, py+=mv->map->tiles->tileHeight) {
+		mapDrawWRow(mv, tx-1, ty, py);
+	i+=mv->map->width - tx;
+	}
+}
+
+
+void
+mapDrawTile(tiles_t *t, word i, page_t *page, word x, word y) {
+	word rx;
+	word ry;
+	rx = (i % t->cols) * t->tileWidth;
+	ry = (i / t->cols) * t->tileHeight;
+	modexDrawBmpRegion(page, x, y, rx, ry, t->tileWidth, t->tileHeight, t->data);
+}
+
+
+void 
+mapDrawRow(map_view_t *mv, int tx, int ty, word y, word poopoffset) {
+	word x;
+	int i;
+	poopoffset%=SPEED;
+//printf("y: %d\n", poopoffset);
+	/* the position within the map array */
+	i=ty * mv->map->width + tx;
+	for(x=poopoffset; x<(SCREEN_WIDTH+mv->dxThresh)/(poopoffset+1) && tx < mv->map->width; x+=mv->map->tiles->tileWidth, tx++) {
+	if(i>=0) {
+		/* we are in the map, so copy! */
+		mapDrawTile(mv->map->tiles, mv->map->data[i], mv->page, x, y);
+	}
+	i++; /* next! */
+	}
+}
+
+
+void 
+mapDrawCol(map_view_t *mv, int tx, int ty, word x, word poopoffset) {
+	int y;
+	int i;
+	poopoffset%=SPEED;
+//printf("x: %d\n", poopoffset);
+	/* location in the map array */
+	i=ty * mv->map->width + tx;
+
+	/* We'll copy all of the columns in the screen, 
+	   i + 1 row above and one below */
+	for(y=poopoffset; y<(SCREEN_HEIGHT+mv->dyThresh)/(poopoffset+1) && ty < mv->map->height; y+=mv->map->tiles->tileHeight, ty++) {
+	if(i>=0) {
+		/* we are in the map, so copy away! */
+		mapDrawTile(mv->map->tiles, mv->map->data[i], mv->page, x, y);
+	}
+	i += mv->map->width;
+	}
+}
+
+void 
+mapDrawWRow(map_view_t *mv, int tx, int ty, word y) {
+	word x;
+	int i;
+
+	/* the position within the map array */
+	i=ty * mv->map->width + tx;
+	for(x=0; x<SCREEN_WIDTH+mv->dxThresh && tx < mv->map->width; x+=mv->map->tiles->tileWidth, tx++) {
+	if(i>=0) {
+		/* we are in the map, so copy! */
+		mapDrawTile(mv->map->tiles, mv->map->data[i], mv->page, x, y);
+	}
+	i++; /* next! */
+	}
+}
+
+void 
+mapDrawWCol(map_view_t *mv, int tx, int ty, word x) {
+	int y;
+	int i;
+
+	/* location in the map array */
+	i=ty * mv->map->width + tx;
+
+	/* We'll copy all of the columns in the screen, 
+	   i + 1 row above and one below */
+	for(y=0; y<SCREEN_HEIGHT+mv->dyThresh && ty < mv->map->height; y+=mv->map->tiles->tileHeight, ty++) {
+	if(i>=0) {
+		/* we are in the map, so copy away! */
+		mapDrawTile(mv->map->tiles, mv->map->data[i], mv->page, x, y);
+	}
+	i += mv->map->width;
+	}
+}
+
+void
+animatePlayer(map_view_t *src, map_view_t *dest, /*map_view_t *top, */short d1, short d2, int x, int y, int ls, int lp, bitmap_t *bmp)
+{
+	short dire=32*d1; //direction
+	short qq; //scroll offset
+
+	if(d2==0) qq = 0;
+	else qq = ((lp)*SPEED);
+	switch (d1)
+	{
+		case 0:
+			//up
+			x=x-4;
+			y=y-qq-TILEWH;
+		break;
+		case 1:
+			// right
+			x=x+qq-4;
+			y=y-TILEWH;
+		break;
+		case 2:
+			//down
+			x=x-4;
+			y=y+qq-TILEWH;
+		break;
+		case 3:
+			//left
+			x=x-qq-4;
+			y=y-TILEWH;
+		break;
+	}
+	modexCopyPageRegion(dest->page, src->page, x-4, y-4, x-4, y-4, 28, 40);
+	if(2>ls && ls>=1) { modexDrawSpriteRegion(dest->page, x, y, 48, dire, 24, 32, bmp); }else
+	if(3>ls && ls>=2) { modexDrawSpriteRegion(dest->page, x, y, 24, dire, 24, 32, bmp); }else
+	if(4>ls && ls>=3) { modexDrawSpriteRegion(dest->page, x, y, 0, dire, 24, 32, bmp); }else
+	if(5>ls && ls>=4) { modexDrawSpriteRegion(dest->page, x, y, 24, dire, 24, 32, bmp); }
+	//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);
+	//turn this off if XT
+	if(detectcpu() > 0) modexWaitBorder();
+}