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added -l option to print interesting OpenGL limits

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This commit is contained in:
Brian Paul 2002-09-06 03:35:43 +00:00
parent e41c57758d
commit 2f7ef5fae8
1 changed files with 66 additions and 4 deletions
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70
progs/xdemos/glxinfo.c
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@ -1,7 +1,7 @@
/* $Id: glxinfo.c,v 1.16 2002/07/12 15:54:02 brianp Exp $ */
/* $Id: glxinfo.c,v 1.17 2002/09/06 03:35:43 brianp Exp $ */
/*
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -29,6 +29,7 @@
* -v print verbose information
* -display DisplayName specify the X display to interogate
* -b only print ID of "best" visual on screen 0
* -l print interesting OpenGL limits (added 5 Sep 2002)
*
* Brian Paul 26 January 2000
*/
@ -148,7 +149,61 @@ print_display_info(Display *dpy)
static void
print_screen_info(Display *dpy, int scrnum, Bool allowDirect)
print_limits(void)
{
struct token_name {
GLuint count;
GLenum token;
const char *name;
};
static const struct token_name limits[] = {
{ 1, GL_MAX_ATTRIB_STACK_DEPTH, "GL_MAX_ATTRIB_STACK_DEPTH" },
{ 1, GL_MAX_CLIENT_ATTRIB_STACK_DEPTH, "GL_MAX_CLIENT_ATTRIB_STACK_DEPTH" },
{ 1, GL_MAX_CLIP_PLANES, "GL_MAX_CLIP_PLANES" },
{ 1, GL_MAX_COLOR_MATRIX_STACK_DEPTH, "GL_MAX_COLOR_MATRIX_STACK_DEPTH" },
{ 1, GL_MAX_CONVOLUTION_WIDTH_EXT, "GL_MAX_CONVOLUTION_WIDTH_EXT" },
{ 1, GL_MAX_CONVOLUTION_HEIGHT_EXT, "GL_MAX_CONVOLUTION_HEIGHT_EXT" },
{ 1, GL_MAX_ELEMENTS_VERTICES, "GL_MAX_ELEMENTS_VERTICES" },
{ 1, GL_MAX_ELEMENTS_INDICES, "GL_MAX_ELEMENTS_INDICES" },
{ 1, GL_MAX_EVAL_ORDER, "GL_MAX_EVAL_ORDER" },
{ 1, GL_MAX_LIGHTS, "GL_MAX_LIGHTS" },
{ 1, GL_MAX_LIST_NESTING, "GL_MAX_LIST_NESTING" },
{ 1, GL_MAX_MODELVIEW_STACK_DEPTH, "GL_MAX_MODELVIEW_STACK_DEPTH" },
{ 1, GL_MAX_NAME_STACK_DEPTH, "GL_MAX_NAME_STACK_DEPTH" },
{ 1, GL_MAX_PIXEL_MAP_TABLE, "GL_MAX_PIXEL_MAP_TABLE" },
{ 1, GL_MAX_PROJECTION_STACK_DEPTH, "GL_MAX_PROJECTION_STACK_DEPTH" },
{ 1, GL_MAX_TEXTURE_STACK_DEPTH, "GL_MAX_TEXTURE_STACK_DEPTH" },
{ 1, GL_MAX_TEXTURE_SIZE, "GL_MAX_TEXTURE_SIZE" },
{ 1, GL_MAX_3D_TEXTURE_SIZE, "GL_MAX_3D_TEXTURE_SIZE" },
{ 1, GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB" },
{ 1, GL_MAX_RECTANGLE_TEXTURE_SIZE_NV, "GL_MAX_RECTANGLE_TEXTURE_SIZE_NV" },
{ 1, GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB, "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB" },
{ 1, GL_MAX_TEXTURE_UNITS_ARB, "GL_MAX_TEXTURE_UNITS_ARB" },
{ 1, GL_MAX_TEXTURE_LOD_BIAS_EXT, "GL_MAX_TEXTURE_LOD_BIAS_EXT" },
{ 1, GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT" },
{ 2, GL_MAX_VIEWPORT_DIMS, "GL_MAX_VIEWPORT_DIMS" },
{ 2, GL_ALIASED_LINE_WIDTH_RANGE, "GL_ALIASED_LINE_WIDTH_RANGE" },
{ 2, GL_SMOOTH_LINE_WIDTH_RANGE, "GL_SMOOTH_LINE_WIDTH_RANGE" },
{ 2, GL_ALIASED_POINT_SIZE_RANGE, "GL_ALIASED_POINT_SIZE_RANGE" },
{ 2, GL_SMOOTH_POINT_SIZE_RANGE, "GL_SMOOTH_POINT_SIZE_RANGE" },
{ 0, (GLenum) 0, NULL }
};
GLint i, max[2];
printf("OpenGL limits:\n");
for (i = 0; limits[i].count; i++) {
glGetIntegerv(limits[i].token, max);
if (glGetError() == GL_NONE) {
if (limits[i].count == 1)
printf(" %s = %d\n", limits[i].name, max[0]);
else /* XXX fix if we ever query something with more than 2 values */
printf(" %s = %d, %d\n", limits[i].name, max[0], max[1]);
}
}
}
static void
print_screen_info(Display *dpy, int scrnum, Bool allowDirect, GLboolean limits)
{
Window win;
int attribSingle[] = {
@ -247,6 +302,8 @@ print_screen_info(Display *dpy, int scrnum, Bool allowDirect)
printf("OpenGL version string: %s\n", glVersion);
printf("OpenGL extensions:\n");
print_extension_list(glExtensions);
if (limits)
print_limits();
#ifdef DO_GLU
printf("glu version: %s\n", gluVersion);
printf("glu extensions:\n");
@ -627,6 +684,7 @@ usage(void)
printf("\t-h: This information.\n");
printf("\t-i: Force an indirect rendering context.\n");
printf("\t-b: Find the 'best' visual and print it's number.\n");
printf("\t-l: Print interesting OpenGLl imits.\n");
}
@ -638,6 +696,7 @@ main(int argc, char *argv[])
int numScreens, scrnum;
InfoMode mode = Normal;
GLboolean findBest = GL_FALSE;
GLboolean limits = GL_FALSE;
Bool allowDirect = True;
int i;
@ -658,6 +717,9 @@ main(int argc, char *argv[])
else if (strcmp(argv[i], "-i") == 0) {
allowDirect = False;
}
else if (strcmp(argv[i], "-l") == 0) {
limits = GL_TRUE;
}
else if (strcmp(argv[i], "-h") == 0) {
usage();
return 0;
@ -686,7 +748,7 @@ main(int argc, char *argv[])
print_display_info(dpy);
for (scrnum = 0; scrnum < numScreens; scrnum++) {
mesa_hack(dpy, scrnum);
print_screen_info(dpy, scrnum, allowDirect);
print_screen_info(dpy, scrnum, allowDirect, limits);
printf("\n");
print_visual_info(dpy, scrnum, mode);
if (scrnum + 1 < numScreens)