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Improved glfwinfo tool.

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Added long options to glfwinfo.  Cleaned up code.
This commit is contained in:
Camilla Berglund 2015-01-26 03:16:43 +01:00
parent ff67e06844
commit 5abf7841f8
1 changed files with 76 additions and 62 deletions
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138
tests/glfwinfo.c
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@ -1,5 +1,5 @@
//======================================================================== //========================================================================
// Version information dumper // Context creation and information tool
// Copyright (c) Camilla Berglund <elmindreda@elmindreda.org> // Copyright (c) Camilla Berglund <elmindreda@elmindreda.org>
// //
// This software is provided 'as-is', without any express or implied // This software is provided 'as-is', without any express or implied
@ -22,12 +22,6 @@
// distribution. // distribution.
// //
//======================================================================== //========================================================================
//
// This test is a pale imitation of glxinfo(1), except not really
//
// It dumps GLFW and OpenGL version information
//
//========================================================================
#include <GLFW/glfw3.h> #include <GLFW/glfw3.h>
#include <GL/glext.h> #include <GL/glext.h>
@ -42,8 +36,8 @@
#define strcasecmp(x, y) _stricmp(x, y) #define strcasecmp(x, y) _stricmp(x, y)
#endif #endif
#define API_OPENGL "gl" #define API_NAME_OPENGL "gl"
#define API_OPENGL_ES "es" #define API_NAME_OPENGL_ES "es"
#define PROFILE_NAME_CORE "core" #define PROFILE_NAME_CORE "core"
#define PROFILE_NAME_COMPAT "compat" #define PROFILE_NAME_COMPAT "compat"
@ -56,18 +50,28 @@
static void usage(void) static void usage(void)
{ {
printf("Usage: glfwinfo [-h] [-a API] [-m MAJOR] [-n MINOR] [-d] [-l] [-f] [-p PROFILE] [-s STRATEGY] [-b BEHAVIOR]\n"); printf("Usage: glfwinfo [OPTION]...\n");
printf("Options:\n"); printf("Options:\n");
printf(" -a the client API to use (" API_OPENGL " or " API_OPENGL_ES ")\n"); printf(" -a, --client-api=API the client API to use ("
printf(" -b the release behavior to use (" BEHAVIOR_NAME_NONE " or " BEHAVIOR_NAME_FLUSH ")\n"); API_NAME_OPENGL " or "
printf(" -d request a debug context\n"); API_NAME_OPENGL_ES ")\n");
printf(" -f require a forward-compatible context\n"); printf(" -b, --behavior=BEHAVIOR the release behavior to use ("
printf(" -h show this help\n"); BEHAVIOR_NAME_NONE " or "
printf(" -l list all client API extensions after context creation\n"); BEHAVIOR_NAME_FLUSH ")\n");
printf(" -m the major number of the required client API version\n"); printf(" -d, --debug request a debug context\n");
printf(" -n the minor number of the required client API version\n"); printf(" -f, --forward require a forward-compatible context\n");
printf(" -p the OpenGL profile to use (" PROFILE_NAME_CORE " or " PROFILE_NAME_COMPAT ")\n"); printf(" -h, --help show this help\n");
printf(" -s the robustness strategy to use (" STRATEGY_NAME_NONE " or " STRATEGY_NAME_LOSE ")\n"); printf(" -l, --list-extensions list all client API extensions\n");
printf(" -m, --major=MAJOR the major number of the required "
"client API version\n");
printf(" -n, --minor=MINOR the minor number of the required "
"client API version\n");
printf(" -p, --profile=PROFILE the OpenGL profile to use ("
PROFILE_NAME_CORE " or "
PROFILE_NAME_COMPAT ")\n");
printf(" -s, --robustness=STRATEGY the robustness strategy to use ("
STRATEGY_NAME_NONE " or "
STRATEGY_NAME_LOSE ")\n");
} }
static void error_callback(int error, const char* description) static void error_callback(int error, const char* description)
@ -75,7 +79,7 @@ static void error_callback(int error, const char* description)
fprintf(stderr, "Error: %s\n", description); fprintf(stderr, "Error: %s\n", description);
} }
static const char* get_client_api_name(int api) static const char* get_api_name(int api)
{ {
if (api == GLFW_OPENGL_API) if (api == GLFW_OPENGL_API)
return "OpenGL"; return "OpenGL";
@ -131,11 +135,12 @@ static void list_extensions(int api, int major, int minor)
GLint count; GLint count;
const GLubyte* extensions; const GLubyte* extensions;
printf("%s context supported extensions:\n", get_client_api_name(api)); printf("%s context supported extensions:\n", get_api_name(api));
if (api == GLFW_OPENGL_API && major > 2) if (api == GLFW_OPENGL_API && major > 2)
{ {
PFNGLGETSTRINGIPROC glGetStringi = (PFNGLGETSTRINGIPROC) glfwGetProcAddress("glGetStringi"); PFNGLGETSTRINGIPROC glGetStringi =
(PFNGLGETSTRINGIPROC) glfwGetProcAddress("glGetStringi");
if (!glGetStringi) if (!glGetStringi)
{ {
glfwTerminate(); glfwTerminate();
@ -192,19 +197,38 @@ static GLboolean valid_version(void)
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
int ch, api = 0, profile = 0, strategy = 0, behavior = 0, major = 1, minor = 0, revision; int ch, profile = 0, strategy = 0, behavior = 0;
int api = 0, major = 1, minor = 0, revision;
GLboolean debug = GL_FALSE, forward = GL_FALSE, list = GL_FALSE; GLboolean debug = GL_FALSE, forward = GL_FALSE, list = GL_FALSE;
GLint flags, mask; GLint flags, mask;
GLFWwindow* window; GLFWwindow* window;
while ((ch = getopt(argc, argv, "a:b:dfhlm:n:p:s:")) != -1) enum { API, BEHAVIOR, DEBUG, FORWARD, HELP, EXTENSIONS,
MAJOR, MINOR, PROFILE, ROBUSTNESS };
const struct option options[] =
{
{ "behavior", 1, NULL, BEHAVIOR },
{ "client-api", 1, NULL, API },
{ "debug", 0, NULL, DEBUG },
{ "forward", 0, NULL, FORWARD },
{ "help", 0, NULL, HELP },
{ "list-extensions", 0, NULL, EXTENSIONS },
{ "major", 1, NULL, MAJOR },
{ "minor", 1, NULL, MINOR },
{ "profile", 1, NULL, PROFILE },
{ "robustness", 1, NULL, ROBUSTNESS },
{ NULL, 0, NULL, 0 }
};
while ((ch = getopt_long(argc, argv, "a:b:dfhlm:n:p:s:", options, NULL)) != -1)
{ {
switch (ch) switch (ch)
{ {
case 'a': case 'a':
if (strcasecmp(optarg, API_OPENGL) == 0) case API:
if (strcasecmp(optarg, API_NAME_OPENGL) == 0)
api = GLFW_OPENGL_API; api = GLFW_OPENGL_API;
else if (strcasecmp(optarg, API_OPENGL_ES) == 0) else if (strcasecmp(optarg, API_NAME_OPENGL_ES) == 0)
api = GLFW_OPENGL_ES_API; api = GLFW_OPENGL_ES_API;
else else
{ {
@ -213,6 +237,7 @@ int main(int argc, char** argv)
} }
break; break;
case 'b': case 'b':
case BEHAVIOR:
if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0) if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0)
behavior = GLFW_RELEASE_BEHAVIOR_NONE; behavior = GLFW_RELEASE_BEHAVIOR_NONE;
else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0) else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0)
@ -224,24 +249,31 @@ int main(int argc, char** argv)
} }
break; break;
case 'd': case 'd':
case DEBUG:
debug = GL_TRUE; debug = GL_TRUE;
break; break;
case 'f': case 'f':
case FORWARD:
forward = GL_TRUE; forward = GL_TRUE;
break; break;
case 'h': case 'h':
case HELP:
usage(); usage();
exit(EXIT_SUCCESS); exit(EXIT_SUCCESS);
case 'l': case 'l':
case EXTENSIONS:
list = GL_TRUE; list = GL_TRUE;
break; break;
case 'm': case 'm':
case MAJOR:
major = atoi(optarg); major = atoi(optarg);
break; break;
case 'n': case 'n':
case MINOR:
minor = atoi(optarg); minor = atoi(optarg);
break; break;
case 'p': case 'p':
case PROFILE:
if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0) if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0)
profile = GLFW_OPENGL_CORE_PROFILE; profile = GLFW_OPENGL_CORE_PROFILE;
else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0) else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0)
@ -253,6 +285,7 @@ int main(int argc, char** argv)
} }
break; break;
case 's': case 's':
case ROBUSTNESS:
if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0) if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0)
strategy = GLFW_NO_RESET_NOTIFICATION; strategy = GLFW_NO_RESET_NOTIFICATION;
else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0) else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0)
@ -285,38 +318,19 @@ int main(int argc, char** argv)
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minor); glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minor);
} }
if (api != 0) if (api)
glfwWindowHint(GLFW_CLIENT_API, api); glfwWindowHint(GLFW_CLIENT_API, api);
if (debug) if (debug)
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE); glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
if (forward) if (forward)
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
if (profile)
if (profile != 0)
glfwWindowHint(GLFW_OPENGL_PROFILE, profile); glfwWindowHint(GLFW_OPENGL_PROFILE, profile);
if (strategy) if (strategy)
glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, strategy); glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, strategy);
if (behavior) if (behavior)
glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, behavior); glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, behavior);
glfwWindowHint(GLFW_RED_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_GREEN_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_BLUE_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_ALPHA_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_DEPTH_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_STENCIL_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_ACCUM_RED_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_ACCUM_GREEN_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_ACCUM_BLUE_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_AUX_BUFFERS, GLFW_DONT_CARE);
glfwWindowHint(GLFW_SAMPLES, GLFW_DONT_CARE);
glfwWindowHint(GLFW_SRGB_CAPABLE, GLFW_DONT_CARE);
glfwWindowHint(GLFW_VISIBLE, GL_FALSE); glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
window = glfwCreateWindow(200, 200, "Version", NULL, NULL); window = glfwCreateWindow(200, 200, "Version", NULL, NULL);
@ -336,11 +350,11 @@ int main(int argc, char** argv)
revision = glfwGetWindowAttrib(window, GLFW_CONTEXT_REVISION); revision = glfwGetWindowAttrib(window, GLFW_CONTEXT_REVISION);
printf("%s context version string: \"%s\"\n", printf("%s context version string: \"%s\"\n",
get_client_api_name(api), get_api_name(api),
glGetString(GL_VERSION)); glGetString(GL_VERSION));
printf("%s context version parsed by GLFW: %u.%u.%u\n", printf("%s context version parsed by GLFW: %u.%u.%u\n",
get_client_api_name(api), get_api_name(api),
major, minor, revision); major, minor, revision);
// Report client API context properties // Report client API context properties
@ -350,7 +364,7 @@ int main(int argc, char** argv)
if (major >= 3) if (major >= 3)
{ {
glGetIntegerv(GL_CONTEXT_FLAGS, &flags); glGetIntegerv(GL_CONTEXT_FLAGS, &flags);
printf("%s context flags (0x%08x):", get_client_api_name(api), flags); printf("%s context flags (0x%08x):", get_api_name(api), flags);
if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT) if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
printf(" forward-compatible"); printf(" forward-compatible");
@ -360,29 +374,29 @@ int main(int argc, char** argv)
printf(" robustness"); printf(" robustness");
putchar('\n'); putchar('\n');
printf("%s context flags parsed by GLFW:", get_client_api_name(api)); printf("%s context flags parsed by GLFW:", get_api_name(api));
if (glfwGetWindowAttrib(window, GLFW_OPENGL_FORWARD_COMPAT)) if (glfwGetWindowAttrib(window, GLFW_OPENGL_FORWARD_COMPAT))
printf(" forward-compatible"); printf(" forward-compatible");
if (glfwGetWindowAttrib(window, GLFW_OPENGL_DEBUG_CONTEXT)) if (glfwGetWindowAttrib(window, GLFW_OPENGL_DEBUG_CONTEXT))
printf(" debug"); printf(" debug");
if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) != GLFW_NO_ROBUSTNESS) if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) == GLFW_LOSE_CONTEXT_ON_RESET)
printf(" robustness"); printf(" robustness");
putchar('\n'); putchar('\n');
} }
if (major > 3 || (major == 3 && minor >= 2)) if (major >= 4 || (major == 3 && minor >= 2))
{ {
int profile = glfwGetWindowAttrib(window, GLFW_OPENGL_PROFILE); int profile = glfwGetWindowAttrib(window, GLFW_OPENGL_PROFILE);
glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask); glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask);
printf("%s profile mask (0x%08x): %s\n", printf("%s profile mask (0x%08x): %s\n",
get_client_api_name(api), get_api_name(api),
mask, mask,
get_profile_name_gl(mask)); get_profile_name_gl(mask));
printf("%s profile mask parsed by GLFW: %s\n", printf("%s profile mask parsed by GLFW: %s\n",
get_client_api_name(api), get_api_name(api),
get_profile_name_glfw(profile)); get_profile_name_glfw(profile));
} }
@ -393,29 +407,29 @@ int main(int argc, char** argv)
glGetIntegerv(GL_RESET_NOTIFICATION_STRATEGY_ARB, &strategy); glGetIntegerv(GL_RESET_NOTIFICATION_STRATEGY_ARB, &strategy);
printf("%s robustness strategy (0x%08x): %s\n", printf("%s robustness strategy (0x%08x): %s\n",
get_client_api_name(api), get_api_name(api),
strategy, strategy,
get_strategy_name_gl(strategy)); get_strategy_name_gl(strategy));
robustness = glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS); robustness = glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS);
printf("%s robustness strategy parsed by GLFW: %s\n", printf("%s robustness strategy parsed by GLFW: %s\n",
get_client_api_name(api), get_api_name(api),
get_strategy_name_glfw(robustness)); get_strategy_name_glfw(robustness));
} }
} }
printf("%s context renderer string: \"%s\"\n", printf("%s context renderer string: \"%s\"\n",
get_client_api_name(api), get_api_name(api),
glGetString(GL_RENDERER)); glGetString(GL_RENDERER));
printf("%s context vendor string: \"%s\"\n", printf("%s context vendor string: \"%s\"\n",
get_client_api_name(api), get_api_name(api),
glGetString(GL_VENDOR)); glGetString(GL_VENDOR));
if (major > 1) if (major >= 2)
{ {
printf("%s context shading language version: \"%s\"\n", printf("%s context shading language version: \"%s\"\n",
get_client_api_name(api), get_api_name(api),
glGetString(GL_SHADING_LANGUAGE_VERSION)); glGetString(GL_SHADING_LANGUAGE_VERSION));
} }