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|
--- xfish.c.orig Thu Dec 17 21:26:17 1992
+++ xfish.c Thu Oct 9 13:05:19 1997
@@ -11,6 +11,8 @@
* Ported to monocrome by Jonathan Greenblatt (jonnyg@rover.umd.edu)
+ * 05/02/1996 Added TrueColor support by TJ Phan (phan@aur.alcatel.com)
+
TODO:
Parameter parsing needs to be redone.
@@ -31,6 +33,8 @@
#include <time.h>
#endif
+#include <sys/param.h>
+
#include <stdio.h>
#ifdef sgi
#define _BSD_SIGNALS
@@ -46,13 +50,24 @@
/* constants are based on rand(3C) returning an integer between 0 and 32767 */
-#if defined(ultrix) || defined(sun) || defined(linux)
+#if defined(ultrix) || defined(sun)
#define RAND_I_1_16 134217728
#define RAND_F_1_8 268435455.875
#define RAND_I_1_4 536870911
#define RAND_I_1_2 1073741823
#define RAND_I_3_4 1610612735
#define RAND_F_MAX 2147483647.0
+#else
+#if (defined(BSD) && BSD >= 199306)
+#include <stdlib.h>
+#include <unistd.h>
+
+#define RAND_I_1_16 (RAND_MAX>>4)
+#define RAND_F_1_8 ((float)(RAND_MAX>>3))
+#define RAND_I_1_4 (RAND_MAX>>2)
+#define RAND_I_1_2 (RAND_MAX>>1)
+#define RAND_I_3_4 ((RAND_MAX>>2)*3)
+#define RAND_F_MAX ((float)RAND_MAX)
#else
#define RAND_I_1_16 2048
#define RAND_F_1_8 4096.0
@@ -61,7 +76,7 @@
#define RAND_I_3_4 24575
#define RAND_F_MAX 32767.0
#endif
-
+#endif
extern unsigned char *ReadBitmap();
@@ -850,6 +865,10 @@
* Find the closest color by allocating it, or picking an already allocated
* color
*/
+Visual (*visual_info) = NULL;
+int r_mask, g_mask, b_mask;
+int r_shift=0, g_shift=0, b_shift=0;
+int r_bits=0, g_bits=0, b_bits=0;
void
FindColor(Dpy, colormap, colr)
Display *Dpy;
@@ -862,6 +881,58 @@
XColor def_colrs[256];
int NumCells;
+ if( visual_info == NULL && DefaultDepth(Dpy, DefaultScreen(Dpy)) >= 16 )
+ {
+ visual_info = DefaultVisual(Dpy, DefaultScreen(Dpy));
+ r_mask = visual_info->red_mask;
+ while( !(r_mask & 1) )
+ {
+ r_mask >>= 1;
+ r_shift++;
+ }
+ while( r_mask & 1 )
+ {
+ r_mask >>= 1;
+ r_bits++;
+ }
+
+ g_mask = visual_info->green_mask;
+ while( !(g_mask & 1) )
+ {
+ g_mask >>= 1;
+ g_shift++;
+ }
+ while( g_mask & 1 )
+ {
+ g_mask >>= 1;
+ g_bits++;
+ }
+
+ b_mask = visual_info->blue_mask;
+ while( !(b_mask &1) )
+ {
+ b_mask >>= 1;
+ b_shift++;
+ }
+ while( b_mask & 1 )
+ {
+ b_mask >>= 1;
+ b_bits++;
+ }
+ }
+
+ if( DefaultDepth(Dpy, DefaultScreen(Dpy)) > 8 )
+ {
+ colr->red >>= 16 - r_bits;
+ colr->green >>= 16 - g_bits;
+ colr->blue >>= 16 - b_bits;
+
+ colr->pixel = ((colr->red << r_shift) & visual_info->red_mask) |
+ ((colr->green << g_shift) & visual_info->green_mask) |
+ ((colr->blue << b_shift) & visual_info->blue_mask);
+ return;
+ }
+
if (AllocCnt < climit)
{
match = XAllocColor(Dpy, colormap, colr);
@@ -982,7 +1053,6 @@
XColor hdef, edef;
struct colr_data *cdp;
struct colr_data colrs[256];
- extern char *malloc();
colormap = XDefaultColormap(Dpy, screen);
@@ -1151,6 +1221,7 @@
fprintf(stderr, "Don't know how to format image for display of depth %d\n", depth);
exit(1);
}
+
if (BitmapBitOrder(Dpy) == LSBFirst)
{
shiftstart = 0;
@@ -1194,7 +1265,8 @@
}
}
}
- bytesperline = (width + linepad) * depth / 8;
+
+ bytesperline = (width * depth / 8 + linepad);
newimage = XCreateImage(Dpy, DefaultVisual(Dpy, screen), depth,
ZPixmap, 0, (char *)bit_data,
(width + linepad), height, 8, bytesperline);
@@ -1218,7 +1290,6 @@
unsigned char *data;
register int i, j, k;
int cnt, wcnt;
- extern char *malloc();
cnt = 1;
cnt += Pcnt;
@@ -1341,9 +1412,14 @@
free((char *)data);
}
+ if( DisplayPlanes(Dpy, screen) < 8 )
+ {
+
j = rwidth[k] * rheight[k];
x1A = (caddrt) malloc(rwidth[k] * rheight[k]);
p = (caddrt) xfishRasterA[k];
+
+
q = x1A;
for (i = 0; i < j; i++)
{
@@ -1389,6 +1465,67 @@
xfishB[k][2] = MakeImage(x1B, rwidth[k], rheight[k]);
xfishB[k][1] = MakeImage(x2B, rwidth[k], rheight[k]);
+ free((char *)x1A);
+ free((char *)x2A);
+ free((char *)x1B);
+ free((char *)x2B);
+
+ }
+ else
+ {
+ i = DisplayPlanes(Dpy, screen);
+
+ xfishA[k][2] = XGetImage(Dpy, DefaultRootWindow(Dpy), 0, 0, rwidth[k], rheight[k], 0, ZPixmap);
+
+ p = (caddrt) xfishRasterA[k];
+
+ for (j = 0; j < rheight[k]; j++)
+ {
+ for( i = 0; i < rwidth[k]; i++ )
+ {
+ XPutPixel(xfishA[k][2], i, j, cmap[cnt + (int)(*p)]);
+ p++;
+ }
+ }
+
+ xfishB[k][2] = XGetImage(Dpy, DefaultRootWindow(Dpy), 0, 0, rwidth[k], rheight[k], 0, ZPixmap);
+
+ p = (caddrt) xfishRasterB[k];
+
+ for (j = 0; j < rheight[k]; j++)
+ {
+ for( i = 0; i < rwidth[k]; i++ )
+ {
+ XPutPixel(xfishB[k][2], i, j, cmap[cnt + (int)(*p)]);
+ p++;
+ }
+ }
+
+ xfishA[k][1] = XGetImage(Dpy, DefaultRootWindow(Dpy), 0, 0, rwidth[k], rheight[k], 0, ZPixmap);
+
+ for (j = 0; j < rheight[k]; j++)
+ {
+ for( i = 0; i < rwidth[k]; i++ )
+ {
+ XPutPixel(xfishA[k][1], i, j,
+ XGetPixel(xfishA[k][2], rwidth[k] - i -1, j));
+ }
+ }
+
+ xfishB[k][1] = XGetImage(Dpy, DefaultRootWindow(Dpy), 0, 0, rwidth[k], rheight[k], 0, ZPixmap);
+
+ for (j = 0; j < rheight[k]; j++)
+ {
+ for( i = 0; i < rwidth[k]; i++ )
+ {
+ XPutPixel(xfishB[k][1], i, j,
+ XGetPixel(xfishB[k][2], rwidth[k] - i - 1, j));
+ }
+ }
+
+ }
+
+
i = DisplayPlanes(Dpy, screen);
pfishA[k][1] = XCreatePixmap(Dpy, wid,
@@ -1400,11 +1537,6 @@
pfishB[k][2] = XCreatePixmap(Dpy, wid,
rwidth[k], rheight[k], i);
- free((char *)x1A);
- free((char *)x2A);
- free((char *)x1B);
- free((char *)x2B);
-
if (pfishA[k][1])
{
XPutImage(Dpy, pfishA[k][1], gc, xfishA[k][1], 0, 0,
@@ -1465,34 +1597,6 @@
void
init_signals()
{
- int ret;
-#ifdef linux
- signal(SIGUSR1, toggle_secure);
-#else
-#if defined(MOTOROLA) || defined(SCO)
- sigset(SIGUSR1, toggle_secure);
-#else
- struct sigvec vec;
-
- vec.sv_handler = toggle_secure;
- vec.sv_mask = 0;
- vec.sv_onstack = 0;
-
-#ifndef hpux
- ret = sigvec(SIGUSR1, &vec, &vec);
- if (ret != 0)
- {
- fprintf(stderr, "sigvec call failed\n");
- }
- else
- {
- fprintf(stderr, "sigvec call OK\n");
- }
-#else
- sigvector(SIGUSR1, &vec, &vec);
-#endif
-#endif /* MOTOROLA */
-#endif /* LINUX */
}
@@ -1505,7 +1609,6 @@
XWindowAttributes winfo;
XSetWindowAttributes attr;
XGCValues vals;
- extern char *malloc();
XSizeHints xsh;
XImage *pimage;
int i, size, cnt;
@@ -1613,13 +1716,12 @@
xsh.height = height;
XSetNormalHints(Dpy, wid, &xsh);
+ XMapWindow(Dpy, wid);
if (picname[0] != '\0')
{
XPutImage(Dpy, PicMap, gc, pimage, 0, 0, 0, 0, Pwidth, Pheight);
XSetWindowBackgroundPixmap(Dpy, wid, PicMap);
}
-
- XMapWindow(Dpy, wid);
}
binfo = (bubble *) malloc(blimit * sizeof(bubble));
@@ -1965,9 +2067,15 @@
high_res_sleep(seconds)
double seconds;
{
+#if !(defined(BSD) && BSD >= 199306)
int fds = 0;
+#endif
struct timeval timeout;
-
+#if (defined(BSD) && BSD >= 199306)
+ fd_set fds;
+ FD_ZERO(&fds);
+#endif
+
timeout.tv_sec = seconds;
timeout.tv_usec = (seconds - timeout.tv_sec) * 1000000.0;
select(0, &fds, &fds, &fds, &timeout);
|
