The-Powder-Toy/src/Misc.cpp

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <regex.h>
#include <sys/types.h>
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#include <cmath>
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#include "Config.h"
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#include "Misc.h"
#include "icondoc.h"
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#if defined WIN32
#include <shlobj.h>
#include <shlwapi.h>
#include <windows.h>
#else
#include <unistd.h>
#endif
#ifdef MACOSX
#include <mach-o/dyld.h>
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#include <ApplicationServices/ApplicationServices.h>
#endif
#if defined(USE_SDL) && (defined(LIN32) || defined(LIN64)) && defined(SDL_VIDEO_DRIVER_X11)
#include <SDL/SDL_syswm.h>
SDL_SysWMinfo sdl_wminfo;
Atom XA_CLIPBOARD, XA_TARGETS;
#endif
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char *clipboard_text = NULL;
char *exe_name(void)
{
#if defined WIN32
char *name= (char *)malloc(64);
DWORD max=64, res;
while ((res = GetModuleFileName(NULL, name, max)) >= max)
{
#elif defined MACOSX
char *fn=(char*)malloc(64),*name=(char*)malloc(PATH_MAX);
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uint32_t max=64, res;
if (_NSGetExecutablePath(fn, &max) != 0)
{
fn = (char*)realloc(fn, max);
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_NSGetExecutablePath(fn, &max);
}
if (realpath(fn, name) == NULL)
{
free(fn);
free(name);
return NULL;
}
res = 1;
#else
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char fn[64], *name=(char *)malloc(64);
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size_t max=64, res;
sprintf(fn, "/proc/self/exe");
memset(name, 0, max);
while ((res = readlink(fn, name, max)) >= max-1)
{
#endif
#ifndef MACOSX
max *= 2;
name = (char *)realloc(name, max);
memset(name, 0, max);
}
#endif
if (res <= 0)
{
free(name);
return NULL;
}
return name;
}
//Signum function
int isign(float i) //TODO: INline or macro
{
if (i<0)
return -1;
if (i>0)
return 1;
return 0;
}
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TPT_INLINE unsigned clamp_flt(float f, float min, float max) //TODO: Also inline/macro
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{
if (f<min)
return 0;
if (f>max)
return 255;
return (int)(255.0f*(f-min)/(max-min));
}
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TPT_INLINE float restrict_flt(float f, float min, float max) //TODO Inline or macro or something
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{
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 = (struct strlist*)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(strlen(text)*10 > vwidth){
text[vwidth/10] = 0;
}
for(i = 0; i < strlen(text); i++){
if(! (text[i]>=' ' && text[i]<127)){
text[i] = ' ';
}
}
}
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 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;
}
std::string URLEscape(std::string source)
{
char * src = (char *)source.c_str();
char * dst = (char *)calloc((source.length()*3)+2, 1);
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;
std::string finalString(dst);
free(dst);
return finalString;
}
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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, (const UInt8*)text, strlen(text));
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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");
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#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");
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#else
printf("Not implemented: get text from clipboard\n");
#endif
return "";
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}
int register_extension()
{
#if defined WIN32
int returnval;
LONG rresult;
HKEY newkey;
char *currentfilename = exe_name();
char *iconname = NULL;
char *opencommand = NULL;
//char AppDataPath[MAX_PATH];
char *AppDataPath = NULL;
iconname = (char*)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 = (char*)malloc(strlen(currentfilename)+53+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);
//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);
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";
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char *desktopfiledata = (char *)malloc(strlen(desktopfiledata_tmp)+strlen(currentfilename)+100);
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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 OpenURI(std::string uri) {
#ifdef WIN32
ShellExecute(0, "OPEN", uri.c_str(), NULL, NULL, 0);
#elif MACOSX
char *cmd = (char*)malloc(7+uri.length());
strcpy(cmd, "open ");
strappend(cmd, (char*)uri.c_str());
system(cmd);
#elif LIN32
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char *cmd = (char*)malloc(11+uri.length());
strcpy(cmd, "xdg-open ");
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strappend(cmd, (char*)uri.c_str());
system(cmd);
#elif LIN64
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char *cmd = (char*)malloc(11+uri.length());
strcpy(cmd, "xdg-open ");
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strappend(cmd, (char*)uri.c_str());
system(cmd);
#else
printf("Cannot open browser\n");
#endif
}
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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 = (unsigned char*)destv;
unsigned char * src = (unsigned char*)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};