Remove old code

1 files changed, 0 insertions, 1005 deletions

diff --git a/src/misc.c b/src/misc.c
deleted file mode 100644
index 322a56a..0000000
--- a/src/misc.c
+++ /dev/null
@@ -1,1005 +0,0 @@
-/**
- * Powder Toy - miscellaneous functions
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <regex.h>
-#include <sys/types.h>
-#include <math.h>
-#include "misc.h"
-#include "defines.h"
-#include "interface.h"
-#include "graphics.h"
-#include "powder.h"
-#include "gravity.h"
-#include <icondoc.h>
-#include <update.h>
-#if defined WIN32
-#include <shlobj.h>
-#include <shlwapi.h>
-#include <windows.h>
-#else
-#include <unistd.h>
-#endif
-#ifdef MACOSX
-#include <ApplicationServices/ApplicationServices.h>
-#endif
-#include "cJSON.h"
-
-char *clipboard_text = NULL;
-
-//Signum function
-#if defined(WIN32) && !defined(__GNUC__)
-int isign(float i)
-#else
-inline int isign(float i)
-#endif
-{
-	if (i<0)
-		return -1;
-	if (i>0)
-		return 1;
-	return 0;
-}
-
-#if defined(WIN32) && !defined(__GNUC__)
-unsigned clamp_flt(float f, float min, float max)
-#else
-inline unsigned clamp_flt(float f, float min, float max)
-#endif
-{
-	if (f<min)
-		return 0;
-	if (f>max)
-		return 255;
-	return (int)(255.0f*(f-min)/(max-min));
-}
-
-#if defined(WIN32) && !defined(__GNUC__)
-float restrict_flt(float f, float min, float max)
-#else
-inline float restrict_flt(float f, float min, float max)
-#endif
-{
-	if (f<min)
-		return min;
-	if (f>max)
-		return max;
-	return f;
-}
-
-char *mystrdup(char *s)
-{
-	char *x;
-	if (s)
-	{
-		x = (char*)malloc(strlen(s)+1);
-		strcpy(x, s);
-		return x;
-	}
-	return s;
-}
-
-void strlist_add(struct strlist **list, char *str)
-{
-	struct strlist *item = malloc(sizeof(struct strlist));
-	item->str = mystrdup(str);
-	item->next = *list;
-	*list = item;
-}
-
-int strlist_find(struct strlist **list, char *str)
-{
-	struct strlist *item;
-	for (item=*list; item; item=item->next)
-		if (!strcmp(item->str, str))
-			return 1;
-	return 0;
-}
-
-void strlist_free(struct strlist **list)
-{
-	struct strlist *item;
-	while (*list)
-	{
-		item = *list;
-		*list = (*list)->next;
-		free(item);
-	}
-}
-
-void clean_text(char *text, int vwidth)
-{
-	int i = 0;
-	if(textwidth(text) > vwidth){
-		text[textwidthx(text, vwidth)] = 0;	
-	}
-	for(i = 0; i < strlen(text); i++){
-		if(! (text[i]>=' ' && text[i]<127)){
-			text[i] = ' ';
-		}
-	}
-}
-
-void draw_bframe()
-{
-	int i;
-	for(i=0; i<(XRES/CELL); i++)
-	{
-		bmap[0][i]=WL_WALL;
-		bmap[YRES/CELL-1][i]=WL_WALL;
-	}
-	for(i=1; i<((YRES/CELL)-1); i++)
-	{
-		bmap[i][0]=WL_WALL;
-		bmap[i][XRES/CELL-1]=WL_WALL;
-	}
-}
-
-void erase_bframe()
-{
-	int i;
-	for(i=0; i<(XRES/CELL); i++)
-	{
-		bmap[0][i]=0;
-		bmap[YRES/CELL-1][i]=0;
-	}
-	for(i=1; i<((YRES/CELL)-1); i++)
-	{
-		bmap[i][0]=0;
-		bmap[i][XRES/CELL-1]=0;
-	}
-}
-
-void save_presets(int do_update)
-{
-	char * outputdata;
-	int count, i;
-	cJSON *root, *userobj, *versionobj, *graphicsobj;
-	FILE* f;
-
-	root = cJSON_CreateObject();
-	
-	cJSON_AddStringToObject(root, "Powder Toy Preferences", "Don't modify this file unless you know what you're doing. P.S: editing the admin/mod fields in your user info doesn't give you magical powers");
-	
-	//User Info
-	if(svf_login){
-		cJSON_AddItemToObject(root, "user", userobj=cJSON_CreateObject());
-		cJSON_AddStringToObject(userobj, "name", svf_user);
-		cJSON_AddStringToObject(userobj, "id", svf_user_id);
-		cJSON_AddStringToObject(userobj, "session_id", svf_session_id);
-		if(svf_admin){
-			cJSON_AddTrueToObject(userobj, "admin");
-			cJSON_AddFalseToObject(userobj, "mod");
-		} else if(svf_mod){
-			cJSON_AddFalseToObject(userobj, "admin");
-			cJSON_AddTrueToObject(userobj, "mod");
-		} else {
-			cJSON_AddFalseToObject(userobj, "admin");
-			cJSON_AddFalseToObject(userobj, "mod");
-		}
-	}
-	
-	//Version Info
-	cJSON_AddItemToObject(root, "version", versionobj=cJSON_CreateObject());
-	cJSON_AddNumberToObject(versionobj, "major", SAVE_VERSION);
-	cJSON_AddNumberToObject(versionobj, "minor", MINOR_VERSION);
-	cJSON_AddNumberToObject(versionobj, "build", BUILD_NUM);
-	if(do_update){
-		cJSON_AddTrueToObject(versionobj, "update");
-	} else {
-		cJSON_AddFalseToObject(versionobj, "update");
-	}
-	
-	//Display settings
-	cJSON_AddItemToObject(root, "graphics", graphicsobj=cJSON_CreateObject());
-	cJSON_AddNumberToObject(graphicsobj, "colour", colour_mode);
-	count = 0; i = 0; while(display_modes[i++]){ count++; }
-	cJSON_AddItemToObject(graphicsobj, "display", cJSON_CreateIntArray(display_modes, count));
-	count = 0; i = 0; while(render_modes[i++]){ count++; }
-	cJSON_AddItemToObject(graphicsobj, "render", cJSON_CreateIntArray(render_modes, count));
-	
-	//General settings
-	cJSON_AddStringToObject(root, "proxy", http_proxy_string);
-	cJSON_AddNumberToObject(root, "scale", sdl_scale);
-	cJSON_AddNumberToObject(root, "bframe", bframe);
-	cJSON_AddNumberToObject(root, "Debug mode", DEBUG_MODE);
-	cJSON_AddNumberToObject(root, "decorations_enable", decorations_enable);
-	cJSON_AddNumberToObject(root, "ngrav_enable", ngrav_enable);
-	cJSON_AddNumberToObject(root, "kiosk_enable", kiosk_enable);
-	cJSON_AddNumberToObject(root, "drawgrav_enable", drawgrav_enable);
-	
-	outputdata = cJSON_Print(root);
-	cJSON_Delete(root);
-	
-	f = fopen("powder.pref", "wb");
-	if(!f)
-		return;
-	fwrite(outputdata, 1, strlen(outputdata), f);
-	fclose(f);
-	free(outputdata);
-	//Old format, here for reference only
-	/*FILE *f=fopen("powder.def", "wb");
-	unsigned char sig[4] = {0x50, 0x44, 0x65, 0x68};
-	unsigned char tmp = sdl_scale;
-	if (!f)
-		return;
-	fwrite(sig, 1, 4, f);
-	save_string(f, svf_user);
-	//save_string(f, svf_pass);
-	save_string(f, svf_user_id);
-	save_string(f, svf_session_id);
-	fwrite(&tmp, 1, 1, f);
-	tmp = cmode;
-	fwrite(&tmp, 1, 1, f);
-	tmp = svf_admin;
-	fwrite(&tmp, 1, 1, f);
-	tmp = svf_mod;
-	fwrite(&tmp, 1, 1, f);
-	save_string(f, http_proxy_string);
-	tmp = SAVE_VERSION;
-	fwrite(&tmp, 1, 1, f);
-	tmp = MINOR_VERSION;
-	fwrite(&tmp, 1, 1, f);
-	tmp = BUILD_NUM;
-	fwrite(&tmp, 1, 1, f);
-	tmp = do_update;
-	fwrite(&tmp, 1, 1, f);
-	fclose(f);*/
-}
-
-int sregexp(const char *str, char *pattern)
-{
-	int result;
-	regex_t patternc;
-	if (regcomp(&patternc, pattern,  0)!=0)
-		return 1;
-	result = regexec(&patternc, str, 0, NULL, 0);
-	regfree(&patternc);
-	return result;
-}
-
-void load_presets(void)
-{
-	int prefdatasize = 0, i, count;
-	char * prefdata = file_load("powder.pref", &prefdatasize);
-	cJSON *root;
-	if(prefdata && (root = cJSON_Parse(prefdata)))
-	{
-		cJSON *userobj, *versionobj, *tmpobj, *graphicsobj, *tmparray;
-		
-		//Read user data
-		userobj = cJSON_GetObjectItem(root, "user");
-		if(userobj){	
-			svf_login = 1;
-			if((tmpobj = cJSON_GetObjectItem(userobj, "name")) && tmpobj->type == cJSON_String) strncpy(svf_user, tmpobj->valuestring, 63); else svf_user[0] = 0;
-			if((tmpobj = cJSON_GetObjectItem(userobj, "id")) && tmpobj->type == cJSON_String) strncpy(svf_user_id, tmpobj->valuestring, 63); else svf_user_id[0] = 0;
-			if((tmpobj = cJSON_GetObjectItem(userobj, "session_id")) && tmpobj->type == cJSON_String) strncpy(svf_session_id, tmpobj->valuestring, 63); else svf_session_id[0] = 0;
-			if((tmpobj = cJSON_GetObjectItem(userobj, "admin")) && tmpobj->type == cJSON_True) {
-				svf_admin = 1;
-				svf_mod = 0;
-			} else if((tmpobj = cJSON_GetObjectItem(userobj, "mod")) && tmpobj->type == cJSON_True) {
-				svf_mod = 1;
-				svf_admin = 0;
-			} else {
-				svf_admin = 0;
-				svf_mod = 0;
-			}
-		} else {
-			svf_login = 0;
-			svf_user[0] = 0;
-			svf_user_id[0] = 0;
-			svf_session_id[0] = 0;
-			svf_admin = 0;
-			svf_mod = 0;
-		}
-		
-		//Read version data
-		versionobj = cJSON_GetObjectItem(root, "version");
-		if(versionobj){
-			if(tmpobj = cJSON_GetObjectItem(versionobj, "major")) last_major = tmpobj->valueint;
-			if(tmpobj = cJSON_GetObjectItem(versionobj, "minor")) last_minor = tmpobj->valueint;
-			if(tmpobj = cJSON_GetObjectItem(versionobj, "build")) last_build = tmpobj->valueint;
-			if((tmpobj = cJSON_GetObjectItem(versionobj, "update")) && tmpobj->type == cJSON_True)
-				update_flag = 1;
-			else
-				update_flag = 0;
-		} else {
-			last_major = 0;
-			last_minor = 0;
-			last_build = 0;
-			update_flag = 0;
-		}
-		
-		//Read display settings
-		graphicsobj = cJSON_GetObjectItem(root, "graphics");
-		if(graphicsobj)
-		{
-			if(tmpobj = cJSON_GetObjectItem(graphicsobj, "colour")) colour_mode = tmpobj->valueint;
-			if(tmpobj = cJSON_GetObjectItem(graphicsobj, "display"))
-			{
-				count = cJSON_GetArraySize(tmpobj);
-				free(display_modes);
-				display_mode = 0;
-				display_modes = calloc(count+1, sizeof(unsigned int));
-				for(i = 0; i < count; i++)
-				{
-					display_mode |= cJSON_GetArrayItem(tmpobj, i)->valueint;
-					display_modes[i] = cJSON_GetArrayItem(tmpobj, i)->valueint;
-				}
-			}
-			if(tmpobj = cJSON_GetObjectItem(graphicsobj, "render"))
-			{
-				count = cJSON_GetArraySize(tmpobj);
-				free(render_modes);
-				render_mode = 0;
-				render_modes = calloc(count+1, sizeof(unsigned int));
-				for(i = 0; i < count; i++)
-				{
-					render_mode |= cJSON_GetArrayItem(tmpobj, i)->valueint;
-					render_modes[i] = cJSON_GetArrayItem(tmpobj, i)->valueint;
-				}
-			}
-		}
-		
-		//Read general settings
-		if((tmpobj = cJSON_GetObjectItem(root, "proxy")) && tmpobj->type == cJSON_String) strncpy(http_proxy_string, tmpobj->valuestring, 255); else http_proxy_string[0] = 0;
-		//TODO: Translate old cmode value into new *_mode values
-		if(tmpobj = cJSON_GetObjectItem(root, "scale")) sdl_scale = tmpobj->valueint;
-		if(tmpobj = cJSON_GetObjectItem(root, "bframe")) bframe = tmpobj->valueint;
-		if(tmpobj = cJSON_GetObjectItem(root, "Debug mode")) DEBUG_MODE = tmpobj->valueint;
-		if(tmpobj = cJSON_GetObjectItem(root, "decorations_enable")) decorations_enable = tmpobj->valueint;
-		if(tmpobj = cJSON_GetObjectItem(root, "ngrav_enable")) { if (tmpobj->valueint) start_grav_async(); };
-		if(tmpobj = cJSON_GetObjectItem(root, "kiosk_enable")) { kiosk_enable = tmpobj->valueint; if (kiosk_enable) set_scale(sdl_scale, kiosk_enable); }
-		if(tmpobj = cJSON_GetObjectItem(root, "drawgrav_enable")) drawgrav_enable = tmpobj->valueint;
-
-		cJSON_Delete(root);
-		free(prefdata);
-	} else { //Fallback and read from old def file
-		FILE *f=fopen("powder.def", "rb");
-		unsigned char sig[4], tmp;
-		if (!f)
-			return;
-		fread(sig, 1, 4, f);
-		if (sig[0]!=0x50 || sig[1]!=0x44 || sig[2]!=0x65)
-		{
-			if (sig[0]==0x4D && sig[1]==0x6F && sig[2]==0x46 && sig[3]==0x6F)
-			{
-				if (fseek(f, -3, SEEK_END))
-				{
-					remove("powder.def");
-					return;
-				}
-				if (fread(sig, 1, 3, f) != 3)
-				{
-					remove("powder.def");
-					goto fail;
-				}
-				//last_major = sig[0];
-				//last_minor = sig[1];
-				last_build = 0;
-				update_flag = sig[2];
-			}
-			fclose(f);
-			remove("powder.def");
-			return;
-		}
-		if (sig[3]==0x66) {
-			if (load_string(f, svf_user, 63))
-				goto fail;
-			if (load_string(f, svf_pass, 63))
-				goto fail;
-		} else {
-			if (load_string(f, svf_user, 63))
-				goto fail;
-			if (load_string(f, svf_user_id, 63))
-				goto fail;
-			if (load_string(f, svf_session_id, 63))
-				goto fail;
-		}
-		svf_login = !!svf_session_id[0];
-		if (fread(&tmp, 1, 1, f) != 1)
-			goto fail;
-		sdl_scale = (tmp == 2) ? 2 : 1;
-		if (fread(&tmp, 1, 1, f) != 1)
-			goto fail;
-		//TODO: Translate old cmode value into new *_mode values
-		//cmode = tmp%CM_COUNT;
-		if (fread(&tmp, 1, 1, f) != 1)
-			goto fail;
-		svf_admin = tmp;
-		if (fread(&tmp, 1, 1, f) != 1)
-			goto fail;
-		svf_mod = tmp;
-		if (load_string(f, http_proxy_string, 255))
-			goto fail;
-
-		if (sig[3]!=0x68) { //Pre v64 format
-			if (fread(sig, 1, 3, f) != 3)
-				goto fail;
-			last_build = 0;
-		} else {
-			if (fread(sig, 1, 4, f) != 4)
-				goto fail;
-			last_build = sig[3];
-		}
-		last_major = sig[0];
-		last_minor = sig[1];
-		update_flag = sig[2];
-	fail:
-		fclose(f);
-	}
-}
-
-void save_string(FILE *f, char *str)
-{
-	int li = strlen(str);
-	unsigned char lb[2];
-	lb[0] = li;
-	lb[1] = li >> 8;
-	fwrite(lb, 2, 1, f);
-	fwrite(str, li, 1, f);
-}
-
-int load_string(FILE *f, char *str, int max)
-{
-	int li;
-	unsigned char lb[2];
-	fread(lb, 2, 1, f);
-	li = lb[0] | (lb[1] << 8);
-	if (li > max)
-	{
-		str[0] = 0;
-		return 1;
-	}
-	fread(str, li, 1, f);
-	str[li] = 0;
-	return 0;
-}
-
-void strcaturl(char *dst, char *src)
-{
-	char *d;
-	unsigned char *s;
-
-	for (d=dst; *d; d++) ;
-
-	for (s=(unsigned char *)src; *s; s++)
-	{
-		if ((*s>='0' && *s<='9') ||
-		        (*s>='a' && *s<='z') ||
-		        (*s>='A' && *s<='Z'))
-			*(d++) = *s;
-		else
-		{
-			*(d++) = '%';
-			*(d++) = hex[*s>>4];
-			*(d++) = hex[*s&15];
-		}
-	}
-	*d = 0;
-}
-
-void strappend(char *dst, char *src)
-{
-	char *d;
-	unsigned char *s;
-
-	for (d=dst; *d; d++) ;
-
-	for (s=(unsigned char *)src; *s; s++)
-	{
-		*(d++) = *s;
-	}
-	*d = 0;
-}
-
-void *file_load(char *fn, int *size)
-{
-	FILE *f = fopen(fn, "rb");
-	void *s;
-
-	if (!f)
-		return NULL;
-	fseek(f, 0, SEEK_END);
-	*size = ftell(f);
-	fseek(f, 0, SEEK_SET);
-	s = malloc(*size);
-	if (!s)
-	{
-		fclose(f);
-		return NULL;
-	}
-	fread(s, *size, 1, f);
-	fclose(f);
-	return s;
-}
-
-int cpu_check(void)
-{
-#ifdef MACOSX
-	return 0;
-#else
-#ifdef X86
-	unsigned af,bf,cf,df;
-	x86_cpuid(0, af, bf, cf, df);
-	if (bf==0x68747541 && cf==0x444D4163 && df==0x69746E65)
-		amd = 1;
-	x86_cpuid(1, af, bf, cf, df);
-#ifdef X86_SSE
-	if (!(df&(1<<25)))
-		return 1;
-#endif
-#ifdef X86_SSE2
-	if (!(df&(1<<26)))
-		return 1;
-#endif
-#ifdef X86_SSE3
-	if (!(cf&1))
-		return 1;
-#endif
-#endif
-#endif
-	return 0;
-}
-
-matrix2d m2d_multiply_m2d(matrix2d m1, matrix2d m2)
-{
-	matrix2d result = {
-		m1.a*m2.a+m1.b*m2.c, m1.a*m2.b+m1.b*m2.d,
-		m1.c*m2.a+m1.d*m2.c, m1.c*m2.b+m1.d*m2.d
-	};
-	return result;
-}
-vector2d m2d_multiply_v2d(matrix2d m, vector2d v)
-{
-	vector2d result = {
-		m.a*v.x+m.b*v.y,
-		m.c*v.x+m.d*v.y
-	};
-	return result;
-}
-matrix2d m2d_multiply_float(matrix2d m, float s)
-{
-	matrix2d result = {
-		m.a*s, m.b*s,
-		m.c*s, m.d*s,
-	};
-	return result;
-}
-
-vector2d v2d_multiply_float(vector2d v, float s)
-{
-	vector2d result = {
-		v.x*s,
-		v.y*s
-	};
-	return result;
-}
-
-vector2d v2d_add(vector2d v1, vector2d v2)
-{
-	vector2d result = {
-		v1.x+v2.x,
-		v1.y+v2.y
-	};
-	return result;
-}
-vector2d v2d_sub(vector2d v1, vector2d v2)
-{
-	vector2d result = {
-		v1.x-v2.x,
-		v1.y-v2.y
-	};
-	return result;
-}
-
-matrix2d m2d_new(float me0, float me1, float me2, float me3)
-{
-	matrix2d result = {me0,me1,me2,me3};
-	return result;
-}
-vector2d v2d_new(float x, float y)
-{
-	vector2d result = {x, y};
-	return result;
-}
-
-void clipboard_push_text(char * text)
-{
-#ifdef MACOSX
-	PasteboardRef newclipboard;
-
-	if (PasteboardCreate(kPasteboardClipboard, &newclipboard)!=noErr) return;
-	if (PasteboardClear(newclipboard)!=noErr) return;
-	PasteboardSynchronize(newclipboard);
-
-	CFDataRef data = CFDataCreate(kCFAllocatorDefault, text, strlen(text));
-	PasteboardPutItemFlavor(newclipboard, (PasteboardItemID)1, CFSTR("com.apple.traditional-mac-plain-text"), data, 0);
-#elif defined WIN32
-	if (OpenClipboard(NULL))
-	{
-		HGLOBAL cbuffer;
-		char * glbuffer;
-
-		EmptyClipboard();
-
-		cbuffer = GlobalAlloc(GMEM_DDESHARE, strlen(text)+1);
-		glbuffer = (char*)GlobalLock(cbuffer);
-
-		strcpy(glbuffer, text);
-
-		GlobalUnlock(cbuffer);
-		SetClipboardData(CF_TEXT, cbuffer);
-		CloseClipboard();
-	}
-#elif (defined(LIN32) || defined(LIN64)) && defined(SDL_VIDEO_DRIVER_X11)
-	if (clipboard_text!=NULL) {
-		free(clipboard_text);
-		clipboard_text = NULL;
-	}
-	clipboard_text = mystrdup(text);
-	sdl_wminfo.info.x11.lock_func();
-	XSetSelectionOwner(sdl_wminfo.info.x11.display, XA_CLIPBOARD, sdl_wminfo.info.x11.window, CurrentTime);
-	XFlush(sdl_wminfo.info.x11.display);
-	sdl_wminfo.info.x11.unlock_func();
-#else
-	printf("Not implemented: put text on clipboard \"%s\"\n", text);
-#endif
-}
-
-char * clipboard_pull_text()
-{
-#ifdef MACOSX
-	printf("Not implemented: get text from clipboard\n");
-#elif defined WIN32
-	if (OpenClipboard(NULL))
-	{
-		HANDLE cbuffer;
-		char * glbuffer;
-
-		cbuffer = GetClipboardData(CF_TEXT);
-		glbuffer = (char*)GlobalLock(cbuffer);
-		GlobalUnlock(cbuffer);
-		CloseClipboard();
-		if(glbuffer!=NULL){
-			return mystrdup(glbuffer);
-		} else {
-			return "";
-		}
-	}
-#elif (defined(LIN32) || defined(LIN64)) && defined(SDL_VIDEO_DRIVER_X11)
-	printf("Not implemented: get text from clipboard\n");
-#else
-	printf("Not implemented: get text from clipboard\n");
-#endif
-	return "";
-}
-
-int register_extension()
-{
-#if defined WIN32
-	int returnval;
-	LONG rresult;
-	HKEY newkey;
-	char *currentfilename = exe_name();
-	char *iconname = NULL;
-	char *opencommand = NULL;
-	char *protocolcommand = NULL;
-	//char AppDataPath[MAX_PATH];
-	char *AppDataPath = NULL;
-	iconname = malloc(strlen(currentfilename)+6);
-	sprintf(iconname, "%s,-102", currentfilename);
-	
-	//Create Roaming application data folder
-	/*if(!SUCCEEDED(SHGetFolderPath(NULL, CSIDL_APPDATA|CSIDL_FLAG_CREATE, NULL, 0, AppDataPath))) 
-	{
-		returnval = 0;
-		goto finalise;
-	}*/
-	
-	AppDataPath = _getcwd(NULL, 0);
-
-	//Move Game executable into application data folder
-	//TODO: Implement
-	
-	opencommand = malloc(strlen(currentfilename)+53+strlen(AppDataPath));
-	protocolcommand = malloc(strlen(currentfilename)+55+strlen(AppDataPath));
-	/*if((strlen(AppDataPath)+strlen(APPDATA_SUBDIR "\\Powder Toy"))<MAX_PATH)
-	{
-		strappend(AppDataPath, APPDATA_SUBDIR);
-		_mkdir(AppDataPath);
-		strappend(AppDataPath, "\\Powder Toy");
-		_mkdir(AppDataPath);
-	} else {
-		returnval = 0;
-		goto finalise;
-	}*/
-	sprintf(opencommand, "\"%s\" open \"%%1\" ddir \"%s\"", currentfilename, AppDataPath);
-	sprintf(protocolcommand, "\"%s\" ddir \"%s\" ptsave \"%%1\"", currentfilename, AppDataPath);
-
-	//Create protocol entry
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\ptsave", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)"Powder Toy Save", strlen("Powder Toy Save")+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, (LPBYTE)"URL Protocol", 0, REG_SZ, (LPBYTE)"", strlen("")+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-	
-	
-	//Set Protocol DefaultIcon
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\ptsave\\DefaultIcon", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)iconname, strlen(iconname)+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);	
-	
-	//Set Protocol Launch command
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\ptsave\\shell\\open\\command", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)protocolcommand, strlen(protocolcommand)+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-	
-	//Create extension entry
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\.cps", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)"PowderToySave", strlen("PowderToySave")+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\.stm", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)"PowderToySave", strlen("PowderToySave")+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-	
-	//Create program entry
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\PowderToySave", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)"Powder Toy Save", strlen("Powder Toy Save")+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-
-	//Set DefaultIcon
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\PowderToySave\\DefaultIcon", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)iconname, strlen(iconname)+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-
-	//Set Launch command
-	rresult = RegCreateKeyEx(HKEY_CURRENT_USER, "Software\\Classes\\PowderToySave\\shell\\open\\command", 0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &newkey, NULL);
-	if (rresult != ERROR_SUCCESS) {
-		returnval = 0;
-		goto finalise;
-	}
-	rresult = RegSetValueEx(newkey, 0, 0, REG_SZ, (LPBYTE)opencommand, strlen(opencommand)+1);
-	if (rresult != ERROR_SUCCESS) {
-		RegCloseKey(newkey);
-		returnval = 0;
-		goto finalise;
-	}
-	RegCloseKey(newkey);
-	
-	returnval = 1;
-	finalise:
-
-	if(iconname) free(iconname);
-	if(opencommand) free(opencommand);
-	if(currentfilename) free(currentfilename);
-	if(protocolcommand) free(protocolcommand);
-	
-	return returnval;
-#elif defined(LIN32) || defined(LIN64)
-	char *currentfilename = exe_name();
-	FILE *f;
-	char *mimedata =
-"<?xml version=\"1.0\"?>\n"
-"	<mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'>\n"
-"	<mime-type type=\"application/vnd.powdertoy.save\">\n"
-"		<comment>Powder Toy save</comment>\n"
-"		<glob pattern=\"*.cps\"/>\n"
-"		<glob pattern=\"*.stm\"/>\n"
-"	</mime-type>\n"
-"</mime-info>\n";
-	f = fopen("powdertoy-save.xml", "wb");
-	if (!f)
-		return 0;
-	fwrite(mimedata, 1, strlen(mimedata), f);
-	fclose(f);
-
-	char *desktopfiledata_tmp =
-"[Desktop Entry]\n"
-"Type=Application\n"
-"Name=Powder Toy\n"
-"Comment=Physics sandbox game\n"
-"MimeType=application/vnd.powdertoy.save;\n"
-"NoDisplay=true\n";
-	char *desktopfiledata = malloc(strlen(desktopfiledata_tmp)+strlen(currentfilename)+100);
-	strcpy(desktopfiledata, desktopfiledata_tmp);
-	strappend(desktopfiledata, "Exec=");
-	strappend(desktopfiledata, currentfilename);
-	strappend(desktopfiledata, " open %f\n");
-	f = fopen("powdertoy-tpt.desktop", "wb");
-	if (!f)
-		return 0;
-	fwrite(desktopfiledata, 1, strlen(desktopfiledata), f);
-	fclose(f);
-	system("xdg-mime install powdertoy-save.xml");
-	system("xdg-desktop-menu install powdertoy-tpt.desktop");
-	f = fopen("powdertoy-save-32.png", "wb");
-	if (!f)
-		return 0;
-	fwrite(icon_doc_32_png, 1, sizeof(icon_doc_32_png), f);
-	fclose(f);
-	f = fopen("powdertoy-save-16.png", "wb");
-	if (!f)
-		return 0;
-	fwrite(icon_doc_16_png, 1, sizeof(icon_doc_16_png), f);
-	fclose(f);
-	system("xdg-icon-resource install --noupdate --context mimetypes --size 32 powdertoy-save-32.png application-vnd.powdertoy.save");
-	system("xdg-icon-resource install --noupdate --context mimetypes --size 16 powdertoy-save-16.png application-vnd.powdertoy.save");
-	system("xdg-icon-resource forceupdate");
-	system("xdg-mime default powdertoy-tpt.desktop application/vnd.powdertoy.save");
-	unlink("powdertoy-save-32.png");
-	unlink("powdertoy-save-16.png");
-	unlink("powdertoy-save.xml");
-	unlink("powdertoy-tpt.desktop");
-	return 1;
-#elif defined MACOSX
-	return 0;
-#endif
-}
-
-void HSV_to_RGB(int h,int s,int v,int *r,int *g,int *b)//convert 0-255(0-360 for H) HSV values to 0-255 RGB
-{
-	float hh, ss, vv, c, x;
-	int m;
-	hh = h/60.0f;//normalize values
-	ss = s/255.0f;
-	vv = v/255.0f;
-	c = vv * ss;
-	x = c * ( 1 - fabs(fmod(hh,2.0) -1) );
-	if(hh<1){
-		*r = (int)(c*255.0);
-		*g = (int)(x*255.0);
-		*b = 0;
-	}
-	else if(hh<2){
-		*r = (int)(x*255.0);
-		*g = (int)(c*255.0);
-		*b = 0;
-	}
-	else if(hh<3){
-		*r = 0;
-		*g = (int)(c*255.0);
-		*b = (int)(x*255.0);
-	}
-	else if(hh<4){
-		*r = 0;
-		*g = (int)(x*255.0);
-		*b = (int)(c*255.0);
-	}
-	else if(hh<5){
-		*r = (int)(x*255.0);
-		*g = 0;
-		*b = (int)(c*255.0);
-	}
-	else if(hh<6){
-		*r = (int)(c*255.0);
-		*g = 0;
-		*b = (int)(x*255.0);
-	}
-	m = (int)((vv-c)*255.0);
-	*r += m;
-	*g += m;
-	*b += m;
-}
-
-void RGB_to_HSV(int r,int g,int b,int *h,int *s,int *v)//convert 0-255 RGB values to 0-255(0-360 for H) HSV
-{
-	float rr, gg, bb, a,x,c,d;
-	rr = r/255.0f;//normalize values
-	gg = g/255.0f;
-	bb = b/255.0f;
-	a = fmin(rr,gg);
-	a = fmin(a,bb);
-	x = fmax(rr,gg);
-	x = fmax(x,bb);
-	if (a==x)//greyscale
-	{
-		*h = 0;
-		*s = 0;
-		*v = (int)(a*255.0);
-	}
-	else
-	{
- 		c = (rr==a) ? gg-bb : ((bb==a) ? rr-gg : bb-rr);
- 		d = (rr==a) ? 3 : ((bb==a) ? 1 : 5);
- 		*h = (int)(60.0*(d - c/(x - a)));
- 		*s = (int)(255.0*((x - a)/x));
- 		*v = (int)(255.0*x);
-	}
-}
-
-void membwand(void * destv, void * srcv, size_t destsize, size_t srcsize)
-{
-	size_t i;
-	unsigned char * dest = destv;
-	unsigned char * src = srcv;
-	for(i = 0; i < destsize; i++){
-		dest[i] = dest[i] & src[i%srcsize];
-	}
-}
-vector2d v2d_zero = {0,0};
-matrix2d m2d_identity = {1,0,0,1};