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git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@272 783a27ee-832a-0410-bc00-9f386506c6dd
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ikits 2004-06-17 16:54:49 +00:00
parent b5da15300c
commit 49a9e02915
1 changed files with 69 additions and 23 deletions
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92
src/visualinfo.c
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@ -30,6 +30,7 @@
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <GL/glew.h>
#if defined(_WIN32)
@ -72,10 +73,15 @@ GLboolean CreateContext (GLContext* ctx);
void DestroyContext (GLContext* ctx);
void VisualInfo (GLContext* ctx);
void PrintExtensions (const char* s);
GLboolean ParseArgs (int argc, char** argv);
int showall = 0;
int displaystdout = 0;
int verbose = 0;
char* display = NULL;
int visual = -1;
FILE* file = 0;
GLContext ctx;
GLenum err;
@ -85,29 +91,14 @@ main (int argc, char** argv)
{
/* ---------------------------------------------------------------------- */
/* parse arguments */
while (--argc)
if (GL_TRUE == ParseArgs(argc-1, argv+1))
{
if (strcmp("-h", argv[argc]) == 0)
{
fprintf(stderr, "Usage: visualinfo [-v] [-a] [-s] [-h]\n");
fprintf(stderr, " -v: print visual info in verbose form\n");
fprintf(stderr, " -a: show all visuals\n");
fprintf(stderr, " -s: display to stdout instead of visualinfo.txt (Windows only)\n");
fprintf(stderr, " -h: this screen\n");
return 1;
}
else if (strcmp("-v", argv[argc]) == 0)
{
verbose = 1;
}
else if (strcmp("-a", argv[argc]) == 0)
{
showall = 1;
}
else if (strcmp("-s", argv[argc]) == 0)
{
displaystdout = 1;
}
fprintf(stderr, "Usage: visualinfo [-v] [-a] [-s] [-h] [-display <display>] [-visual <id>]\n");
fprintf(stderr, " -v: print visual info in verbose form\n");
fprintf(stderr, " -a: show all visuals\n");
fprintf(stderr, " -s: display to stdout instead of visualinfo.txt (Windows only)\n");
fprintf(stderr, " -h: this screen\n");
return 1;
}
/* ---------------------------------------------------------------------- */
@ -1047,7 +1038,7 @@ GLboolean CreateContext (GLContext* ctx)
/* check input */
if (NULL == ctx) return GL_TRUE;
/* open display */
ctx->dpy = XOpenDisplay(NULL);
ctx->dpy = XOpenDisplay(display);
if (NULL == ctx->dpy) return GL_TRUE;
/* query for glx */
if (!glXQueryExtension(ctx->dpy, &erb, &evb)) return GL_TRUE;
@ -1081,3 +1072,58 @@ void DestroyContext (GLContext* ctx)
}
#endif /* __UNIX || (__APPLE__ && GLEW_APPLE_GLX) */
#if defined(_WIN32) || !defined(__APPLE__) || defined(GLEW_APPLE_GLX)
GLboolean ParseArgs (int argc, char** argv)
{
int p = 0;
while (p < argc)
{
#if defined(_WIN32)
if (!strcmp(argv[p], "-pf") || !strcmp(argv[p], "-pixelformat"))
{
if (++p >= argc) return GL_TRUE;
display = NULL;
visual = strtol(argv[p++], NULL, 0);
}
else
return GL_TRUE;
#else
if (!strcmp(argv[p], "-display"))
{
if (++p >= argc) return GL_TRUE;
display = argv[p++];
}
else if (!strcmp(argv[p], "-visual"))
{
if (++p >= argc) return GL_TRUE;
visual = (int)strtol(argv[p++], NULL, 0);
}
else
return GL_TRUE;
#endif
}
return GL_FALSE;
}
#endif
/* while (--argc) */
/* { */
/* if (strcmp("-h", argv[argc]) == 0) */
/* { */
/* } */
/* else if (strcmp("-v", argv[argc]) == 0) */
/* { */
/* verbose = 1; */
/* } */
/* else if (strcmp("-a", argv[argc]) == 0) */
/* { */
/* showall = 1; */
/* } */
/* else if (strcmp("-s", argv[argc]) == 0) */
/* { */
/* displaystdout = 1; */
/* } */
/* else if (str */
/* } */