mirror of
https://github.com/gwm17/glfw.git
synced 2024-11-22 18:28:52 -05:00
Improved glfwinfo tool.
Added long options to glfwinfo. Cleaned up code.
This commit is contained in:
Camilla Berglund
parent
ff67e06844
commit
5abf7841f8
138
tests/glfwinfo.c
138
tests/glfwinfo.c
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@ -1,5 +1,5 @@
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//========================================================================
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// Version information dumper
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// Context creation and information tool
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// Copyright (c) Camilla Berglund <elmindreda@elmindreda.org>
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//
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// This software is provided 'as-is', without any express or implied
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@ -22,12 +22,6 @@
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// distribution.
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//
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//========================================================================
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//
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// This test is a pale imitation of glxinfo(1), except not really
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//
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// It dumps GLFW and OpenGL version information
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//
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//========================================================================
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#include <GLFW/glfw3.h>
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#include <GL/glext.h>
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@ -42,8 +36,8 @@
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#define strcasecmp(x, y) _stricmp(x, y)
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#endif
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#define API_OPENGL "gl"
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#define API_OPENGL_ES "es"
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#define API_NAME_OPENGL "gl"
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#define API_NAME_OPENGL_ES "es"
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#define PROFILE_NAME_CORE "core"
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#define PROFILE_NAME_COMPAT "compat"
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@ -56,18 +50,28 @@
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static void usage(void)
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{
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printf("Usage: glfwinfo [-h] [-a API] [-m MAJOR] [-n MINOR] [-d] [-l] [-f] [-p PROFILE] [-s STRATEGY] [-b BEHAVIOR]\n");
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printf("Usage: glfwinfo [OPTION]...\n");
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printf("Options:\n");
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printf(" -a the client API to use (" API_OPENGL " or " API_OPENGL_ES ")\n");
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printf(" -b the release behavior to use (" BEHAVIOR_NAME_NONE " or " BEHAVIOR_NAME_FLUSH ")\n");
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printf(" -d request a debug context\n");
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printf(" -f require a forward-compatible context\n");
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printf(" -h show this help\n");
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printf(" -l list all client API extensions after context creation\n");
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printf(" -m the major number of the required client API version\n");
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printf(" -n the minor number of the required client API version\n");
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printf(" -p the OpenGL profile to use (" PROFILE_NAME_CORE " or " PROFILE_NAME_COMPAT ")\n");
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printf(" -s the robustness strategy to use (" STRATEGY_NAME_NONE " or " STRATEGY_NAME_LOSE ")\n");
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printf(" -a, --client-api=API the client API to use ("
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API_NAME_OPENGL " or "
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API_NAME_OPENGL_ES ")\n");
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printf(" -b, --behavior=BEHAVIOR the release behavior to use ("
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BEHAVIOR_NAME_NONE " or "
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BEHAVIOR_NAME_FLUSH ")\n");
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printf(" -d, --debug request a debug context\n");
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printf(" -f, --forward require a forward-compatible context\n");
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printf(" -h, --help show this help\n");
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printf(" -l, --list-extensions list all client API extensions\n");
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printf(" -m, --major=MAJOR the major number of the required "
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"client API version\n");
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printf(" -n, --minor=MINOR the minor number of the required "
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"client API version\n");
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printf(" -p, --profile=PROFILE the OpenGL profile to use ("
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PROFILE_NAME_CORE " or "
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PROFILE_NAME_COMPAT ")\n");
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printf(" -s, --robustness=STRATEGY the robustness strategy to use ("
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STRATEGY_NAME_NONE " or "
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STRATEGY_NAME_LOSE ")\n");
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}
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static void error_callback(int error, const char* description)
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@ -75,7 +79,7 @@ static void error_callback(int error, const char* description)
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fprintf(stderr, "Error: %s\n", description);
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}
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static const char* get_client_api_name(int api)
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static const char* get_api_name(int api)
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{
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if (api == GLFW_OPENGL_API)
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return "OpenGL";
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@ -131,11 +135,12 @@ static void list_extensions(int api, int major, int minor)
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GLint count;
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const GLubyte* extensions;
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printf("%s context supported extensions:\n", get_client_api_name(api));
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printf("%s context supported extensions:\n", get_api_name(api));
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if (api == GLFW_OPENGL_API && major > 2)
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{
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PFNGLGETSTRINGIPROC glGetStringi = (PFNGLGETSTRINGIPROC) glfwGetProcAddress("glGetStringi");
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PFNGLGETSTRINGIPROC glGetStringi =
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(PFNGLGETSTRINGIPROC) glfwGetProcAddress("glGetStringi");
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if (!glGetStringi)
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{
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glfwTerminate();
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@ -192,19 +197,38 @@ static GLboolean valid_version(void)
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int main(int argc, char** argv)
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{
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int ch, api = 0, profile = 0, strategy = 0, behavior = 0, major = 1, minor = 0, revision;
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int ch, profile = 0, strategy = 0, behavior = 0;
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int api = 0, major = 1, minor = 0, revision;
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GLboolean debug = GL_FALSE, forward = GL_FALSE, list = GL_FALSE;
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GLint flags, mask;
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GLFWwindow* window;
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while ((ch = getopt(argc, argv, "a:b:dfhlm:n:p:s:")) != -1)
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enum { API, BEHAVIOR, DEBUG, FORWARD, HELP, EXTENSIONS,
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MAJOR, MINOR, PROFILE, ROBUSTNESS };
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const struct option options[] =
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{
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{ "behavior", 1, NULL, BEHAVIOR },
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{ "client-api", 1, NULL, API },
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{ "debug", 0, NULL, DEBUG },
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{ "forward", 0, NULL, FORWARD },
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{ "help", 0, NULL, HELP },
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{ "list-extensions", 0, NULL, EXTENSIONS },
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{ "major", 1, NULL, MAJOR },
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{ "minor", 1, NULL, MINOR },
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{ "profile", 1, NULL, PROFILE },
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{ "robustness", 1, NULL, ROBUSTNESS },
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{ NULL, 0, NULL, 0 }
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};
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while ((ch = getopt_long(argc, argv, "a:b:dfhlm:n:p:s:", options, NULL)) != -1)
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{
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switch (ch)
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{
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case 'a':
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if (strcasecmp(optarg, API_OPENGL) == 0)
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case API:
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if (strcasecmp(optarg, API_NAME_OPENGL) == 0)
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api = GLFW_OPENGL_API;
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else if (strcasecmp(optarg, API_OPENGL_ES) == 0)
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else if (strcasecmp(optarg, API_NAME_OPENGL_ES) == 0)
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api = GLFW_OPENGL_ES_API;
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else
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{
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@ -213,6 +237,7 @@ int main(int argc, char** argv)
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}
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break;
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case 'b':
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case BEHAVIOR:
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if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0)
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behavior = GLFW_RELEASE_BEHAVIOR_NONE;
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else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0)
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@ -224,24 +249,31 @@ int main(int argc, char** argv)
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}
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break;
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case 'd':
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case DEBUG:
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debug = GL_TRUE;
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break;
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case 'f':
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case FORWARD:
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forward = GL_TRUE;
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break;
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case 'h':
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case HELP:
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usage();
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exit(EXIT_SUCCESS);
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case 'l':
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case EXTENSIONS:
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list = GL_TRUE;
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break;
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case 'm':
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case MAJOR:
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major = atoi(optarg);
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break;
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case 'n':
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case MINOR:
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minor = atoi(optarg);
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break;
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case 'p':
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case PROFILE:
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if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0)
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profile = GLFW_OPENGL_CORE_PROFILE;
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else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0)
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@ -253,6 +285,7 @@ int main(int argc, char** argv)
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}
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break;
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case 's':
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case ROBUSTNESS:
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if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0)
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strategy = GLFW_NO_RESET_NOTIFICATION;
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else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0)
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@ -285,38 +318,19 @@ int main(int argc, char** argv)
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minor);
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}
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if (api != 0)
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if (api)
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glfwWindowHint(GLFW_CLIENT_API, api);
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if (debug)
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glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
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if (forward)
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glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
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if (profile != 0)
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if (profile)
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glfwWindowHint(GLFW_OPENGL_PROFILE, profile);
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if (strategy)
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glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, strategy);
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if (behavior)
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glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, behavior);
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glfwWindowHint(GLFW_RED_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_GREEN_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_BLUE_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_ALPHA_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_DEPTH_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_STENCIL_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_ACCUM_RED_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_ACCUM_GREEN_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_ACCUM_BLUE_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_AUX_BUFFERS, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_SAMPLES, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_SRGB_CAPABLE, GLFW_DONT_CARE);
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glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
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window = glfwCreateWindow(200, 200, "Version", NULL, NULL);
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revision = glfwGetWindowAttrib(window, GLFW_CONTEXT_REVISION);
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printf("%s context version string: \"%s\"\n",
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get_client_api_name(api),
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get_api_name(api),
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glGetString(GL_VERSION));
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printf("%s context version parsed by GLFW: %u.%u.%u\n",
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get_client_api_name(api),
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get_api_name(api),
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major, minor, revision);
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// Report client API context properties
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if (major >= 3)
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{
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glGetIntegerv(GL_CONTEXT_FLAGS, &flags);
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printf("%s context flags (0x%08x):", get_client_api_name(api), flags);
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printf("%s context flags (0x%08x):", get_api_name(api), flags);
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if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
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printf(" forward-compatible");
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printf(" robustness");
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putchar('\n');
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printf("%s context flags parsed by GLFW:", get_client_api_name(api));
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printf("%s context flags parsed by GLFW:", get_api_name(api));
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if (glfwGetWindowAttrib(window, GLFW_OPENGL_FORWARD_COMPAT))
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printf(" forward-compatible");
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if (glfwGetWindowAttrib(window, GLFW_OPENGL_DEBUG_CONTEXT))
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printf(" debug");
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if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) != GLFW_NO_ROBUSTNESS)
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if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) == GLFW_LOSE_CONTEXT_ON_RESET)
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printf(" robustness");
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putchar('\n');
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}
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if (major > 3 || (major == 3 && minor >= 2))
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if (major >= 4 || (major == 3 && minor >= 2))
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{
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int profile = glfwGetWindowAttrib(window, GLFW_OPENGL_PROFILE);
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glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask);
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printf("%s profile mask (0x%08x): %s\n",
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get_client_api_name(api),
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get_api_name(api),
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mask,
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get_profile_name_gl(mask));
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printf("%s profile mask parsed by GLFW: %s\n",
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get_client_api_name(api),
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get_api_name(api),
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get_profile_name_glfw(profile));
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}
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@ -393,29 +407,29 @@ int main(int argc, char** argv)
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glGetIntegerv(GL_RESET_NOTIFICATION_STRATEGY_ARB, &strategy);
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printf("%s robustness strategy (0x%08x): %s\n",
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get_client_api_name(api),
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get_api_name(api),
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strategy,
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get_strategy_name_gl(strategy));
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robustness = glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS);
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printf("%s robustness strategy parsed by GLFW: %s\n",
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get_client_api_name(api),
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get_api_name(api),
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get_strategy_name_glfw(robustness));
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}
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}
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printf("%s context renderer string: \"%s\"\n",
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get_client_api_name(api),
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get_api_name(api),
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glGetString(GL_RENDERER));
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printf("%s context vendor string: \"%s\"\n",
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get_client_api_name(api),
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get_api_name(api),
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glGetString(GL_VENDOR));
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if (major > 1)
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if (major >= 2)
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{
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printf("%s context shading language version: \"%s\"\n",
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get_client_api_name(api),
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get_api_name(api),
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glGetString(GL_SHADING_LANGUAGE_VERSION));
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}
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