From 15310d01655a42e9c94a0aecd4f96edfb76a2301 Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Wed, 25 Jan 2012 13:29:45 +0000
Subject: [PATCH] Revert "transform_save should check wall coordinates against
 size in blocks, not the actual size"

This reverts commit 34c6043014527747dcc3fee65f66d0686a74f3fd.
---
 src/save.c | 136 -----------------------------------------------------
 1 file changed, 136 deletions(-)

diff --git a/src/save.c b/src/save.c
index ffd2605c8..a73440cb7 100644
--- a/src/save.c
+++ b/src/save.c
@@ -2170,139 +2170,3 @@ void *build_thumb(int *size, int bzip2)
 	*size = j;
 	return d;
 }
-
-void *transform_save(void *odata, int *size, matrix2d transform, vector2d translate)
-{
-	void *ndata;
-	unsigned char (*bmapo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(unsigned char));
-	unsigned char (*bmapn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(unsigned char));
-	particle *partst = calloc(sizeof(particle), NPART);
-	sign *signst = calloc(MAXSIGNS, sizeof(sign));
-	unsigned (*pmapt)[XRES] = calloc(YRES*XRES, sizeof(unsigned));
-	float (*fvxo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*fvyo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*fvxn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*fvyn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*vxo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*vyo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*vxn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*vyn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*pvo)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	float (*pvn)[XRES/CELL] = calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
-	int i, x, y, nx, ny, w, h, nw, nh;
-	vector2d pos, tmp, ctl, cbr;
-	vector2d cornerso[4];
-	unsigned char *odatac = odata;
-	if (parse_save(odata, *size, 0, 0, 0, bmapo, vxo, vyo, pvo, fvxo, fvyo, signst, partst, pmapt))
-	{
-		free(bmapo);
-		free(bmapn);
-		free(partst);
-		free(signst);
-		free(pmapt);
-		free(fvxo);
-		free(fvyo);
-		free(fvxn);
-		free(fvyn);
-		free(vxo);
-		free(vyo);
-		free(vxn);
-		free(vyn);
-		free(pvo);
-		free(pvn);
-		return odata;
-	}
-	w = odatac[6]*CELL;
-	h = odatac[7]*CELL;
-	// undo any translation caused by rotation
-	cornerso[0] = v2d_new(0,0);
-	cornerso[1] = v2d_new(w-1,0);
-	cornerso[2] = v2d_new(0,h-1);
-	cornerso[3] = v2d_new(w-1,h-1);
-	for (i=0; i<4; i++)
-	{
-		tmp = m2d_multiply_v2d(transform,cornerso[i]);
-		if (i==0) ctl = cbr = tmp; // top left, bottom right corner
-		if (tmp.x<ctl.x) ctl.x = tmp.x;
-		if (tmp.y<ctl.y) ctl.y = tmp.y;
-		if (tmp.x>cbr.x) cbr.x = tmp.x;
-		if (tmp.y>cbr.y) cbr.y = tmp.y;
-	}
-	// casting as int doesn't quite do what we want with negative numbers, so use floor()
-	tmp = v2d_new(floor(ctl.x+0.5f),floor(ctl.y+0.5f));
-	translate = v2d_sub(translate,tmp);
-	nw = floor(cbr.x+0.5f)-floor(ctl.x+0.5f)+1;
-	nh = floor(cbr.y+0.5f)-floor(ctl.y+0.5f)+1;
-	if (nw>XRES) nw = XRES;
-	if (nh>YRES) nh = YRES;
-	// rotate and translate signs, parts, walls
-	for (i=0; i<MAXSIGNS; i++)
-	{
-		if (!signst[i].text[0]) continue;
-		pos = v2d_new(signst[i].x, signst[i].y);
-		pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
-		nx = floor(pos.x+0.5f);
-		ny = floor(pos.y+0.5f);
-		if (nx<0 || nx>=nw || ny<0 || ny>=nh)
-		{
-			signst[i].text[0] = 0;
-			continue;
-		}
-		signst[i].x = nx;
-		signst[i].y = ny;
-	}
-	for (i=0; i<NPART; i++)
-	{
-		if (!partst[i].type) continue;
-		pos = v2d_new(partst[i].x, partst[i].y);
-		pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
-		nx = floor(pos.x+0.5f);
-		ny = floor(pos.y+0.5f);
-		if (nx<0 || nx>=nw || ny<0 || ny>=nh)
-		{
-			partst[i].type = PT_NONE;
-			continue;
-		}
-		partst[i].x = nx;
-		partst[i].y = ny;
-	}
-	for (y=0; y<YRES/CELL; y++)
-		for (x=0; x<XRES/CELL; x++)
-		{
-			pos = v2d_new(x*CELL+CELL*0.4f, y*CELL+CELL*0.4f);
-			pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
-			nx = pos.x/CELL;
-			ny = pos.y/CELL;
-			if (nx<0 || nx>=nw/CELL || ny<0 || ny>=nh/CELL)
-				continue;
-			if (bmapo[y][x])
-			{
-				bmapn[ny][nx] = bmapo[y][x];
-				if (bmapo[y][x]==WL_FAN)
-				{
-					fvxn[ny][nx] = fvxo[y][x];
-					fvyn[ny][nx] = fvyo[y][x];
-				}
-			}
-			vxn[ny][nx] = vxo[y][x];
-			vyn[ny][nx] = vyo[y][x];
-			pvn[ny][nx] = pvo[y][x];
-		}
-	ndata = build_save(size,0,0,nw,nh,bmapn,vxn,vyn,pvn,fvxn,fvyn,signst,partst);
-	free(bmapo);
-	free(bmapn);
-	free(partst);
-	free(signst);
-	free(pmapt);
-	free(fvxo);
-	free(fvyo);
-	free(fvxn);
-	free(fvyn);
-	free(vxo);
-	free(vyo);
-	free(vxn);
-	free(vyn);
-	free(pvo);
-	free(pvn);
-	return ndata;
-}
\ No newline at end of file