added -info command line option

diff --git a/progs/demos/gears.c b/progs/demos/gears.c
index 8d99a8d317fd19a853fa2de7c289ea7a68977830..91f5eff024efc1153f23735d481565700cce804e 100644 (file)
--- a/progs/demos/gears.c
+++ b/progs/demos/gears.c
@@ -1,8 +1,12 @@
-/* $Id: gears.c,v 1.1 1999/08/19 00:55:40 jtg Exp $ */
+/* $Id: gears.c,v 1.2 1999/10/21 16:39:06 brianp Exp $ */
 
 /*
  * 3-D gear wheels.  This program is in the public domain.
  *
+ * Command line options:
+ *    -info      print GL implementation information
+ *
+ *
  * Brian Paul
  */
 
@@ -10,8 +14,11 @@
 
 /*
  * $Log: gears.c,v $
- * Revision 1.1  1999/08/19 00:55:40  jtg
- * Initial revision
+ * Revision 1.2  1999/10/21 16:39:06  brianp
+ * added -info command line option
+ *
+ * Revision 1.1.1.1  1999/08/19 00:55:40  jtg
+ * Imported sources
  *
  * Revision 3.2  1999/06/03 17:07:36  brianp
  * an extra quad was being drawn in front and back faces
@@ -28,6 +35,7 @@
 #include <math.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
 #include <GL/glut.h>
 
 #ifndef M_PI
@@ -287,7 +295,7 @@ reshape(int width, int height)
 }
 
 static void
-init(void)
+init(int argc, char *argv[])
 {
   static GLfloat pos[4] =
   {5.0, 5.0, 10.0, 0.0};
@@ -324,6 +332,13 @@ init(void)
   glEndList();
 
   glEnable(GL_NORMALIZE);
+
+  if (argc > 1 && strcmp(argv[1], "-info")==0) {
+     printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+     printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+     printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+     printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+  }
 }
 
 void 
@@ -343,7 +358,7 @@ int main(int argc, char *argv[])
   glutInitWindowPosition(0, 0);
   glutInitWindowSize(300, 300);
   glutCreateWindow("Gears");
-  init();
+  init(argc, argv);
 
   glutDisplayFunc(draw);
   glutReshapeFunc(reshape);

diff --git a/progs/demos/isosurf.c b/progs/demos/isosurf.c
index 29550c465d292e7f434e502a5c480af0f322dc88..7ec8d4bb6b14078e8d6d37ff9555d5d3d5526509 100644 (file)
--- a/progs/demos/isosurf.c
+++ b/progs/demos/isosurf.c
@@ -1,8 +1,11 @@
-/* $Id: isosurf.c,v 1.3 1999/09/08 22:14:31 brianp Exp $ */
+/* $Id: isosurf.c,v 1.4 1999/10/21 16:39:06 brianp Exp $ */
 
 /*
  * Display an isosurface of 3-D wind speed volume.  
  *
+ * Command line options:
+ *    -info      print GL implementation information
+ *
  * Brian Paul  This file in public domain.
  */
 
@@ -24,6 +27,9 @@
 
 /*
  * $Log: isosurf.c,v $
+ * Revision 1.4  1999/10/21 16:39:06  brianp
+ * added -info command line option
+ *
  * Revision 1.3  1999/09/08 22:14:31  brianp
  * minor changes. always call compactify_arrays()
  *
@@ -49,6 +55,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <string.h>
 #include <math.h>
 #include "GL/glut.h"
 
@@ -109,6 +116,8 @@ static GLboolean doubleBuffer = GL_TRUE;
 static GLdouble plane[4] = {1.0, 0.0, -1.0, 0.0};
 static GLuint surf1;
 
+static GLboolean PrintInfo = GL_FALSE;
+
 /* forward decl */
 int BuildList( int mode );
 
@@ -147,7 +156,7 @@ struct data_idx {
 
 
 #define COMPARE_FUNC( AXIS )                            \
-int compare_axis_##AXIS( const void *a, const void *b )        \
+static int compare_axis_##AXIS( const void *a, const void *b ) \
 {                                                      \
    float t = ( (*(struct data_idx *)a).data[AXIS] -    \
               (*(struct data_idx *)b).data[AXIS] );    \
@@ -644,7 +653,7 @@ static void ModeMenu(int m)
 
 
 
-static void Init(void)
+static void Init(int argc, char *argv[])
 {
    GLfloat fogColor[4] = {0.5,1.0,0.5,1.0};
 
@@ -698,6 +707,13 @@ static void Init(void)
            NO_MATERIALS|
            NO_FOG|
            GLVERTEX);
+
+   if (PrintInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
 }
 
 
@@ -808,6 +824,9 @@ static GLint Args(int argc, char **argv)
       else if (strcmp(argv[i], "-db") == 0) {
          doubleBuffer = GL_TRUE;
       }
+      else if (strcmp(argv[i], "-info") == 0) {
+         PrintInfo = GL_TRUE;
+      }
       else {
          printf("%s (Bad option).\n", argv[i]);
         return QUIT;
@@ -855,7 +874,7 @@ int main(int argc, char **argv)
       allowed &= ~COMPILED;
    }
 
-   Init();
+   Init(argc, argv);
    ModeMenu(arg_mode);
    
    glutCreateMenu(ModeMenu);

diff --git a/progs/demos/multiarb.c b/progs/demos/multiarb.c
index 267fbe95e30b57ef378bea2c45263f54fe42711d..831842a7382015c0b560d90b464067bb2a4a26f7 100644 (file)
--- a/progs/demos/multiarb.c
+++ b/progs/demos/multiarb.c
@@ -1,12 +1,20 @@
-/* $Id: multiarb.c,v 1.2 1999/10/13 12:02:13 brianp Exp $ */
+/* $Id: multiarb.c,v 1.3 1999/10/21 16:40:32 brianp Exp $ */
 
 /*
  * GL_ARB_multitexture demo
+ *
+ * Command line options:
+ *    -info      print GL implementation information
+ *
+ *
  * Brian Paul  November 1998  This program is in the public domain.
  */
 
 /*
  * $Log: multiarb.c,v $
+ * Revision 1.3  1999/10/21 16:40:32  brianp
+ * added -info command line option
+ *
  * Revision 1.2  1999/10/13 12:02:13  brianp
  * use texture objects now
  *
@@ -224,7 +232,7 @@ static void SpecialKey( int key, int x, int y )
 }
 
 
-static void Init( void )
+static void Init( int argc, char *argv[] )
 {
    GLuint texObj[2];
 
@@ -289,6 +297,13 @@ static void Init( void )
    glClearColor(0.3, 0.3, 0.4, 1.0);
 
    ModeMenu(TEXBOTH);
+
+   if (argc > 1 && strcmp(argv[1], "-info")==0) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
 }
 
 
@@ -299,7 +314,7 @@ int main( int argc, char *argv[] )
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
    glutCreateWindow(argv[0] );
 
-   Init();
+   Init( argc, argv );
 
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );

diff --git a/progs/demos/texcyl.c b/progs/demos/texcyl.c
index 0358d2975ccd0bd38fe995492cc2beec1b6e4d16..cd3043860596d277dd73ccba9c00192af6c12611 100644 (file)
--- a/progs/demos/texcyl.c
+++ b/progs/demos/texcyl.c
@@ -1,14 +1,22 @@
-/* $Id: texcyl.c,v 1.1 1999/08/19 00:55:40 jtg Exp $ */
+/* $Id: texcyl.c,v 1.2 1999/10/21 16:39:06 brianp Exp $ */
 
 /*
  * Textured cylinder demo: lighting, texturing, reflection mapping.
+ *
+ * Command line options:
+ *    -info      print GL implementation information
+ *
+ *
  * Brian Paul  May 1997  This program is in the public domain.
  */
 
 /*
  * $Log: texcyl.c,v $
- * Revision 1.1  1999/08/19 00:55:40  jtg
- * Initial revision
+ * Revision 1.2  1999/10/21 16:39:06  brianp
+ * added -info command line option
+ *
+ * Revision 1.1.1.1  1999/08/19 00:55:40  jtg
+ * Imported sources
  *
  * Revision 3.3  1999/03/28 18:24:37  brianp
  * minor clean-up
@@ -171,7 +179,7 @@ static void SpecialKey( int key, int x, int y )
 }
 
 
-static void Init( void )
+static void Init( int argc, char *argv[] )
 {
    GLUquadricObj *q = gluNewQuadric();
    CylinderObj = glGenLists(1);
@@ -226,6 +234,13 @@ static void Init( void )
    glEnable(GL_CULL_FACE);  /* don't need Z testing for convex objects */
 
    SetMode(LIT);
+
+   if (argc > 1 && strcmp(argv[1], "-info")==0) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
 }
 
 
@@ -238,7 +253,7 @@ int main( int argc, char *argv[] )
 
    glutCreateWindow(argv[0] );
 
-   Init();
+   Init(argc, argv);
 
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );