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-rw-r--r--progs/redbook/stroke.c44
1 files changed, 29 insertions, 15 deletions
diff --git a/progs/redbook/stroke.c b/progs/redbook/stroke.c
index d8c75c89fe..19b0391cba 100644
--- a/progs/redbook/stroke.c
+++ b/progs/redbook/stroke.c
@@ -3,14 +3,14 @@
/*
* (c) Copyright 1993, Silicon Graphics, Inc.
- * ALL RIGHTS RESERVED
- * Permission to use, copy, modify, and distribute this software for
+ * ALL RIGHTS RESERVED
+ * Permission to use, copy, modify, and distribute this software for
* any purpose and without fee is hereby granted, provided that the above
* copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation, and that
+ * and this permission notice appear in supporting documentation, and that
* the name of Silicon Graphics, Inc. not be used in advertising
* or publicity pertaining to distribution of the software without specific,
- * written prior permission.
+ * written prior permission.
*
* THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
* AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
@@ -24,8 +24,8 @@
* ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
* POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * US Government Users Restricted Rights
+ *
+ * US Government Users Restricted Rights
* Use, duplication, or disclosure by the Government is subject to
* restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
* (c)(1)(ii) of the Rights in Technical Data and Computer Software
@@ -38,10 +38,10 @@
* OpenGL(TM) is a trademark of Silicon Graphics, Inc.
*/
/*
- * stroke.c
- * This program demonstrates some characters of a
+ * stroke.c
+ * This program demonstrates some characters of a
* stroke (vector) font. The characters are represented
- * by display lists, which are given numbers which
+ * by display lists, which are given numbers which
* correspond to the ASCII values of the characters.
* Use of glCallLists() is demonstrated.
*/
@@ -59,7 +59,7 @@ typedef struct charpoint {
} CP;
CP Adata[] = {
- { 0, 0, PT}, {0, 9, PT}, {1, 10, PT}, {4, 10, PT},
+ { 0, 0, PT}, {0, 9, PT}, {1, 10, PT}, {4, 10, PT},
{5, 9, PT}, {5, 0, STROKE}, {0, 5, PT}, {5, 5, END}
};
@@ -69,18 +69,18 @@ CP Edata[] = {
};
CP Pdata[] = {
- {0, 0, PT}, {0, 10, PT}, {4, 10, PT}, {5, 9, PT}, {5, 6, PT},
+ {0, 0, PT}, {0, 10, PT}, {4, 10, PT}, {5, 9, PT}, {5, 6, PT},
{4, 5, PT}, {0, 5, END}
};
CP Rdata[] = {
- {0, 0, PT}, {0, 10, PT}, {4, 10, PT}, {5, 9, PT}, {5, 6, PT},
+ {0, 0, PT}, {0, 10, PT}, {4, 10, PT}, {5, 9, PT}, {5, 6, PT},
{4, 5, PT}, {0, 5, STROKE}, {3, 5, PT}, {5, 0, END}
};
CP Sdata[] = {
- {0, 1, PT}, {1, 0, PT}, {4, 0, PT}, {5, 1, PT}, {5, 4, PT},
- {4, 5, PT}, {1, 5, PT}, {0, 6, PT}, {0, 9, PT}, {1, 10, PT},
+ {0, 1, PT}, {1, 0, PT}, {4, 0, PT}, {5, 1, PT}, {5, 4, PT},
+ {4, 5, PT}, {1, 5, PT}, {0, 6, PT}, {0, 9, PT}, {1, 10, PT},
{4, 10, PT}, {5, 9, END}
};
@@ -163,8 +163,21 @@ static void reshape(GLsizei w, GLsizei h)
glLoadIdentity();
}
+static void
+key(unsigned char k, int x, int y)
+{
+ switch (k) {
+ case 27: /* Escape */
+ exit(0);
+ break;
+ default:
+ return;
+ }
+ glutPostRedisplay();
+}
+
/* Main Loop
- * Open window with initial window size, title bar,
+ * Open window with initial window size, title bar,
* RGBA display mode, and handle input events.
*/
int main(int argc, char** argv)
@@ -176,6 +189,7 @@ int main(int argc, char** argv)
myinit ();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
+ glutKeyboardFunc(key);
glutMainLoop();
return 0; /* ANSI C requires main to return int. */
}