int main(int argc, char *argv[])
{
#ifndef HAVE_LIBTTF
fprintf(stderr, "gd was not compiled with HAVE_LIBTTF defined.\n");
fprintf(stderr, "Install the FreeType library, including the\n");
fprintf(stderr, "header files. Then edit the gd Makefile, type\n");
fprintf(stderr, "make clean, and type make again.\n");
return 1;
#else
gdImagePtr im;
int black;
int white;
int brect[8];
int x, y;
char *err;
#ifdef JISX0208
char *s = "Hello. こんにちは Qyjpqg,"; /* String to draw. */
#else
char *s = "Hello. Qyjpqg,"; /* String to draw. */
#endif
double sz = 40.;
double angle = DEG2RAD(-90);
#ifdef JISX0208
char *f = "/usr/openwin/lib/locale/ja/X11/fonts/TT/HG-MinchoL.ttf"; /* UNICODE */
/* char *f = "/usr/local/lib/fonts/truetype/DynaFont/dfpop1.ttf"; */ /* SJIS */
#else
char *f = "/usr/local/lib/fonts/truetype/misc/times.ttf"; /* TrueType font */
#endif
/* obtain brect so that we can size the image */
err = gdImageStringTTF((gdImagePtr)NULL,&brect[0],0,f,sz,angle,0,0,s);
if (err) {fprintf(stderr,err); return 1;}
/* create an image just big enough for the string */
x = MAXX(brect) - MINX(brect) + 6;
y = MAXY(brect) - MINY(brect) + 6;
im = gdImageCreate(x,y);
/* Background color (first allocated) */
white = gdImageColorResolve(im, 255, 255, 255);
black = gdImageColorResolve(im, 0, 0, 0);
/* render the string, offset origin to center string*/
x = 0 - MINX(brect) + 3;
y = 0 - MINY(brect) + 3;
err = gdImageStringTTF(im,&brect[0],black,f,sz,angle,x,y,s);
if (err) {fprintf(stderr,err); return 1;}
/* Write img to stdout */
gdImagePng(im, stdout);
/* Destroy it */
gdImageDestroy(im);
return 0;
#endif /* HAVE_TTF */
}
bool KDTree::rayintersectsbox(FSBoundingBox *box)
{
double pmin, pmax, tmin, tmax;
double dtemp;
// Get the parametric distance along each direction from the min point to
// the min and max box planes. If the min dist is grater than the max
// dist, we have to swap them. Keep a running total of the max min and the
// min max. The ray intersects the box iff tmin <= tmax and tmax >= 0.0.
// Otherwise, the ray misses the box or points away from the box (with the
// starting point outside).
tmin = (box->xmin - rayxstart)/dx;
tmax = (box->xmax - rayxstart)/dx;
if ( tmin > tmax ) {
dtemp = tmin; tmin = tmax; tmax = dtemp;
}
pmin = (box->ymin - rayystart)/dy;
pmax = (box->ymax - rayystart)/dy;
if ( pmin > pmax ) {
dtemp = pmin; pmin = pmax; pmax = dtemp;
}
tmin = MAXX(pmin,tmin);
tmax = MINN(pmax,tmax);
if ( tmin > tmax ) return false;
pmin = (box->zmin - rayzstart)/dz;
pmax = (box->zmax - rayzstart)/dz;
if ( pmin > pmax ) {
dtemp = pmin; pmin = pmax; pmax = dtemp;
}
tmin = MAXX(pmin,tmin);
tmax = MINN(pmax,tmax);
if ( (tmax < 0.0) || (tmin > tmax) ) return false;
return true;
}
int InsidePolygon(GLfloat x, GLfloat y, int N, GLfloat* polygon)
{
int counter = 0;
int i;
GLfloat xinters;
//Point p1,p2;
GLfloat x1, y1, x2, y2;
x1 = polygon[0];
y1 = polygon[1];
for (i=1;i<=N;i++) {
x2 = polygon[2*(i % N)];
y2 = polygon[2*(i % N)+1];
if (y > MINN(y1,y2)) {
if (y <= MAXX(y1,y2)) {
if (x <= MAXX(x1,x2)) {
if ( fabs(y1 - y2) > 1e-8 ) {
xinters = (y-y1)*(x2-x1)/(y2-y1)+x1;
if ( fabs(x1 - x2)<1e-8 || x <= xinters)
counter++;
}
}
}
}
x1 = x2;
y1 = y2;
}
return (counter %2 != 0);
/*
if (counter % 2 == 0)
return(OUTSIDE);
else
return(INSIDE);*/
}
/*
* FTP LOGIN function. Issues a "USER <username> and then "PASS <password>"
* to login to the remote host and checks that command succeeded.
*/
int ftp_login(int sock, char *username, char *password)
{
char *recvbuf;
char *sendbuf;
char *header;
header = read_sock(sock);
printf("\tserver runs:\t%s", header);
free(header);
sendbuf = Malloc((MAXX(strlen(username), strlen(password)) + 7) *
sizeof(char));
sprintf(sendbuf, "USER %s\n", username);
write_sock(sock, sendbuf);
recvbuf = read_sock(sock);
if(atoi(recvbuf) != 331)
{
free(recvbuf);
return 0;
}
sprintf(sendbuf, "PASS %s\n", password);
write_sock(sock, sendbuf);
recvbuf = read_sock(sock);
if(atoi(recvbuf) != 230)
{
free(recvbuf);
return 0;
}
free(sendbuf);
return 1;
}
int
main (int argc, char *argv[])
{
gdImagePtr im;
int blue;
int blueAlpha;
int white;
int brect[8];
int x, y, sx, sy;
char *err;
FILE *out;
#ifdef JISX0208
char *s = "Hello. ‚±‚ñ‚É‚¿‚Í Qyjpqg,"; /* String to draw. */
#else
char *s = "Hello. �ん��� Qyjpqg,"; /* String to draw. */
#endif
double sz = 40.;
#if 0
double angle = 0.;
#else
double angle = DEG2RAD (90);
#endif
char *f;
if (argc == 2) {
f = argv[1];
} else {
/* 2.02: usage message. Defaulting to Times wasn't working well for the
many people with no /usr/share/fonts/truetype. */
fprintf(stderr, "Usage: gdtestft fontfilename\n"
"If fontfilename is not a full or relative path, GDFONTPATH is searched for\n"
"it. If GDFONTPATH is not set, /usr/share/fonts/truetype is searched.\n");
return 1;
}
/* obtain brect so that we can size the image */
err =
gdImageStringFT ((gdImagePtr) NULL, &brect[0], 0, f, sz, angle, 0, 0, s);
if (err) {
fprintf(stderr, "%s\n", err);
return 1;
}
/* create an image just big enough for the string (x3) */
sx = MAXX (brect) - MINX (brect) + 6;
sy = MAXY (brect) - MINY (brect) + 6;
#if 0
/* Would be palette color 8-bit (which of course is still allowed,
but not impressive when used with a JPEG background and antialiasing
and alpha channel and so on!) */
im = gdImageCreate (sx * 3, sy);
#else
/* gd 2.0: true color images can use freetype too,
and they can do antialiasing against arbitrary
complex backgrounds. */
im = gdImageCreateTrueColor (sx * 3, sy);
#endif
/* Background color. gd 2.0: fill the image with it; truecolor
images have a black background otherwise. */
white = gdImageColorResolve (im, 255, 255, 255);
/* Load a pretty background and resample it to cover the entire image */
{
FILE *in = fopen ("eleanor.jpg", "rb");
gdImagePtr imb = NULL;
if (in) {
#ifdef HAVE_LIBJPEG
imb = gdImageCreateFromJpeg (in);
#else
fprintf(stderr, "No JPEG library support.\n");
#endif
fclose(in);
if (!imb) {
fprintf(stderr, "gdImageCreateFromJpeg failed\n");
return 1;
}
if (!im->trueColor) {
/* If destination is not truecolor, convert the JPEG to a
reasonably high-quality palette version. This is not as good
as creating a truecolor output file, of course. Leave many
colors for text smoothing. */
#if 1
gdImageTrueColorToPalette (imb, 0, 128);
#endif
}
/* Resample background image to cover new image exactly */
gdImageCopyResampled (im, imb, 0, 0, 0, 0, sx * 3, sy,
gdImageSX (imb), gdImageSY (imb));
} else {
/* Can't get background, so paint a simple one */
/* Truecolor images start out black, so paint it white */
gdImageFilledRectangle (im, 0, 0, sx * 3, sy, white);
}
}
/* TBB 2.0.2: only black was working, and I didn't know it because
the test program used black. Funny, huh? Let's do a more interesting
color this time. */
blue = gdImageColorResolve (im, 128, 192, 255);
/* Almost-transparent blue (alpha blending), with antialiasing */
blueAlpha = gdImageColorResolveAlpha (im, 128, 192, 255, gdAlphaMax / 2);
/* render the string, offset origin to center string */
x = 0 - MINX (brect) + 3;
y = 0 - MINY (brect) + 3;
/* With antialiasing (positive color value) */
err = gdImageStringFT (im, NULL, blue, f, sz, angle, x, y, s);
if (err) {
fprintf(stderr, "%s\n", err);
return 1;
}
/* Without antialiasing (negative color value) */
err = gdImageStringFT (im, NULL, -blue, f, sz, angle, sx + x, y, s);
if (err) {
fprintf(stderr, "%s\n", err);
return 1;
}
/* With antialiasing, and 50% alpha blending (truecolor only) */
err = gdImageStringFT (im, NULL, blueAlpha, f, sz, angle, sx * 2 + x, y, s);
if (err) {
fprintf(stderr, "%s\n", err);
return 1;
}
/* TBB: Write img to test/fttest.jpg or test/fttest.png */
if (im->trueColor) {
#ifdef HAVE_LIBJPEG
out = fopen ("test/fttest.jpg", "wb");
if (!out) {
fprintf(stderr, "Can't create test/fttest.jpg\n");
exit (1);
}
/* Fairly high JPEG quality setting */
gdImageJpeg (im, out, 90);
fclose (out);
fprintf(stderr, "Test image written to test/fttest.jpg\n");
#else
fprintf(stderr, "Test image not written; No JPEG library support.\n");
#endif
} else {
#ifdef HAVE_LIBPNG
out = fopen ("test/fttest.png", "wb");
if (!out) {
fprintf(stderr, "Can't create test/fttest.png\n");
exit (1);
}
/* 2.0.10: correct ifdef, thanks to Gabriele Verzeletti */
gdImagePng (im, out);
fclose (out);
fprintf(stderr, "Test image written to test/fttest.png\n");
#else
fprintf(stderr, "Test image not written; No PNG library support.\n");
#endif
}
/* Destroy it */
gdImageDestroy (im);
return 0;
}
