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							942 lines
						
					
					
						
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							942 lines
						
					
					
						
							34 KiB
						
					
					
				//======================================================================== | 
						|
// Context creation and information tool | 
						|
// Copyright (c) Camilla Löwy <elmindreda@glfw.org> | 
						|
// | 
						|
// This software is provided 'as-is', without any express or implied | 
						|
// warranty. In no event will the authors be held liable for any damages | 
						|
// arising from the use of this software. | 
						|
// | 
						|
// Permission is granted to anyone to use this software for any purpose, | 
						|
// including commercial applications, and to alter it and redistribute it | 
						|
// freely, subject to the following restrictions: | 
						|
// | 
						|
// 1. The origin of this software must not be misrepresented; you must not | 
						|
//    claim that you wrote the original software. If you use this software | 
						|
//    in a product, an acknowledgment in the product documentation would | 
						|
//    be appreciated but is not required. | 
						|
// | 
						|
// 2. Altered source versions must be plainly marked as such, and must not | 
						|
//    be misrepresented as being the original software. | 
						|
// | 
						|
// 3. This notice may not be removed or altered from any source | 
						|
//    distribution. | 
						|
// | 
						|
//======================================================================== | 
						|
 | 
						|
#include <glad/gl.h> | 
						|
#include <glad/vulkan.h> | 
						|
#define GLFW_INCLUDE_NONE | 
						|
#include <GLFW/glfw3.h> | 
						|
 | 
						|
#include <stdio.h> | 
						|
#include <stdlib.h> | 
						|
#include <string.h> | 
						|
#include <stdbool.h> | 
						|
 | 
						|
#include "getopt.h" | 
						|
 | 
						|
#ifdef _MSC_VER | 
						|
#define strcasecmp(x, y) _stricmp(x, y) | 
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#endif | 
						|
 | 
						|
#define API_NAME_OPENGL     "gl" | 
						|
#define API_NAME_OPENGL_ES  "es" | 
						|
 | 
						|
#define API_NAME_NATIVE     "native" | 
						|
#define API_NAME_EGL        "egl" | 
						|
#define API_NAME_OSMESA     "osmesa" | 
						|
 | 
						|
#define PROFILE_NAME_CORE   "core" | 
						|
#define PROFILE_NAME_COMPAT "compat" | 
						|
 | 
						|
#define STRATEGY_NAME_NONE  "none" | 
						|
#define STRATEGY_NAME_LOSE  "lose" | 
						|
 | 
						|
#define BEHAVIOR_NAME_NONE  "none" | 
						|
#define BEHAVIOR_NAME_FLUSH "flush" | 
						|
 | 
						|
#define ANGLE_TYPE_OPENGL   "gl" | 
						|
#define ANGLE_TYPE_OPENGLES "es" | 
						|
#define ANGLE_TYPE_D3D9     "d3d9" | 
						|
#define ANGLE_TYPE_D3D11    "d3d11" | 
						|
#define ANGLE_TYPE_VULKAN   "vk" | 
						|
#define ANGLE_TYPE_METAL    "mtl" | 
						|
 | 
						|
static void usage(void) | 
						|
{ | 
						|
    printf("Usage: glfwinfo [OPTION]...\n"); | 
						|
    printf("Options:\n"); | 
						|
    printf("  -a, --client-api=API      the client API to use (" | 
						|
                                        API_NAME_OPENGL " or " | 
						|
                                        API_NAME_OPENGL_ES ")\n"); | 
						|
    printf("  -b, --behavior=BEHAVIOR   the release behavior to use (" | 
						|
                                        BEHAVIOR_NAME_NONE " or " | 
						|
                                        BEHAVIOR_NAME_FLUSH ")\n"); | 
						|
    printf("  -c, --context-api=API     the context creation API to use (" | 
						|
                                        API_NAME_NATIVE " or " | 
						|
                                        API_NAME_EGL " or " | 
						|
                                        API_NAME_OSMESA ")\n"); | 
						|
    printf("  -d, --debug               request a debug context\n"); | 
						|
    printf("  -f, --forward             require a forward-compatible context\n"); | 
						|
    printf("  -h, --help                show this help\n"); | 
						|
    printf("  -l, --list-extensions     list all Vulkan and client API extensions\n"); | 
						|
    printf("      --list-layers         list all Vulkan layers\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"); | 
						|
    printf("  -v, --version             print version information\n"); | 
						|
    printf("      --red-bits=N          the number of red bits to request\n"); | 
						|
    printf("      --green-bits=N        the number of green bits to request\n"); | 
						|
    printf("      --blue-bits=N         the number of blue bits to request\n"); | 
						|
    printf("      --alpha-bits=N        the number of alpha bits to request\n"); | 
						|
    printf("      --depth-bits=N        the number of depth bits to request\n"); | 
						|
    printf("      --stencil-bits=N      the number of stencil bits to request\n"); | 
						|
    printf("      --accum-red-bits=N    the number of red bits to request\n"); | 
						|
    printf("      --accum-green-bits=N  the number of green bits to request\n"); | 
						|
    printf("      --accum-blue-bits=N   the number of blue bits to request\n"); | 
						|
    printf("      --accum-alpha-bits=N  the number of alpha bits to request\n"); | 
						|
    printf("      --aux-buffers=N       the number of aux buffers to request\n"); | 
						|
    printf("      --samples=N           the number of MSAA samples to request\n"); | 
						|
    printf("      --stereo              request stereo rendering\n"); | 
						|
    printf("      --srgb                request an sRGB capable framebuffer\n"); | 
						|
    printf("      --singlebuffer        request single-buffering\n"); | 
						|
    printf("      --no-error            request a context that does not emit errors\n"); | 
						|
    printf("      --angle-type=TYPE     the ANGLE platform type to use (" | 
						|
                                        ANGLE_TYPE_OPENGL ", " | 
						|
                                        ANGLE_TYPE_OPENGLES ", " | 
						|
                                        ANGLE_TYPE_D3D9 ", " | 
						|
                                        ANGLE_TYPE_D3D11 ", " | 
						|
                                        ANGLE_TYPE_VULKAN " or " | 
						|
                                        ANGLE_TYPE_METAL ")\n"); | 
						|
    printf("      --graphics-switching  request macOS graphics switching\n"); | 
						|
} | 
						|
 | 
						|
static void error_callback(int error, const char* description) | 
						|
{ | 
						|
    fprintf(stderr, "Error: %s\n", description); | 
						|
} | 
						|
 | 
						|
static const char* get_device_type_name(VkPhysicalDeviceType type) | 
						|
{ | 
						|
    if (type == VK_PHYSICAL_DEVICE_TYPE_OTHER) | 
						|
        return "other"; | 
						|
    else if (type == VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU) | 
						|
        return "integrated GPU"; | 
						|
    else if (type == VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU) | 
						|
        return "discrete GPU"; | 
						|
    else if (type == VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU) | 
						|
        return "virtual GPU"; | 
						|
    else if (type == VK_PHYSICAL_DEVICE_TYPE_CPU) | 
						|
        return "CPU"; | 
						|
 | 
						|
    return "unknown"; | 
						|
} | 
						|
 | 
						|
static const char* get_api_name(int api) | 
						|
{ | 
						|
    if (api == GLFW_OPENGL_API) | 
						|
        return "OpenGL"; | 
						|
    else if (api == GLFW_OPENGL_ES_API) | 
						|
        return "OpenGL ES"; | 
						|
 | 
						|
    return "Unknown API"; | 
						|
} | 
						|
 | 
						|
static const char* get_profile_name_gl(GLint mask) | 
						|
{ | 
						|
    if (mask & GL_CONTEXT_COMPATIBILITY_PROFILE_BIT) | 
						|
        return PROFILE_NAME_COMPAT; | 
						|
    if (mask & GL_CONTEXT_CORE_PROFILE_BIT) | 
						|
        return PROFILE_NAME_CORE; | 
						|
 | 
						|
    return "unknown"; | 
						|
} | 
						|
 | 
						|
static const char* get_profile_name_glfw(int profile) | 
						|
{ | 
						|
    if (profile == GLFW_OPENGL_COMPAT_PROFILE) | 
						|
        return PROFILE_NAME_COMPAT; | 
						|
    if (profile == GLFW_OPENGL_CORE_PROFILE) | 
						|
        return PROFILE_NAME_CORE; | 
						|
 | 
						|
    return "unknown"; | 
						|
} | 
						|
 | 
						|
static const char* get_strategy_name_gl(GLint strategy) | 
						|
{ | 
						|
    if (strategy == GL_LOSE_CONTEXT_ON_RESET_ARB) | 
						|
        return STRATEGY_NAME_LOSE; | 
						|
    if (strategy == GL_NO_RESET_NOTIFICATION_ARB) | 
						|
        return STRATEGY_NAME_NONE; | 
						|
 | 
						|
    return "unknown"; | 
						|
} | 
						|
 | 
						|
static const char* get_strategy_name_glfw(int strategy) | 
						|
{ | 
						|
    if (strategy == GLFW_LOSE_CONTEXT_ON_RESET) | 
						|
        return STRATEGY_NAME_LOSE; | 
						|
    if (strategy == GLFW_NO_RESET_NOTIFICATION) | 
						|
        return STRATEGY_NAME_NONE; | 
						|
 | 
						|
    return "unknown"; | 
						|
} | 
						|
 | 
						|
static void list_context_extensions(int client, int major, int minor) | 
						|
{ | 
						|
    printf("%s context extensions:\n", get_api_name(client)); | 
						|
 | 
						|
    if (client == GLFW_OPENGL_API && major > 2) | 
						|
    { | 
						|
        GLint count; | 
						|
        glGetIntegerv(GL_NUM_EXTENSIONS, &count); | 
						|
 | 
						|
        for (int i = 0;  i < count;  i++) | 
						|
            printf(" %s\n", (const char*) glGetStringi(GL_EXTENSIONS, i)); | 
						|
    } | 
						|
    else | 
						|
    { | 
						|
        const GLubyte* extensions = glGetString(GL_EXTENSIONS); | 
						|
        while (*extensions != '\0') | 
						|
        { | 
						|
            putchar(' '); | 
						|
 | 
						|
            while (*extensions != '\0' && *extensions != ' ') | 
						|
            { | 
						|
                putchar(*extensions); | 
						|
                extensions++; | 
						|
            } | 
						|
 | 
						|
            while (*extensions == ' ') | 
						|
                extensions++; | 
						|
 | 
						|
            putchar('\n'); | 
						|
        } | 
						|
    } | 
						|
} | 
						|
 | 
						|
static void list_vulkan_instance_extensions(void) | 
						|
{ | 
						|
    printf("Vulkan instance extensions:\n"); | 
						|
 | 
						|
    uint32_t ep_count; | 
						|
    vkEnumerateInstanceExtensionProperties(NULL, &ep_count, NULL); | 
						|
    VkExtensionProperties* ep = calloc(ep_count, sizeof(VkExtensionProperties)); | 
						|
    vkEnumerateInstanceExtensionProperties(NULL, &ep_count, ep); | 
						|
 | 
						|
    for (uint32_t i = 0;  i < ep_count;  i++) | 
						|
        printf(" %s (spec version %u)\n", ep[i].extensionName, ep[i].specVersion); | 
						|
 | 
						|
    free(ep); | 
						|
} | 
						|
 | 
						|
static void list_vulkan_instance_layers(void) | 
						|
{ | 
						|
    printf("Vulkan instance layers:\n"); | 
						|
 | 
						|
    uint32_t lp_count; | 
						|
    vkEnumerateInstanceLayerProperties(&lp_count, NULL); | 
						|
    VkLayerProperties* lp = calloc(lp_count, sizeof(VkLayerProperties)); | 
						|
    vkEnumerateInstanceLayerProperties(&lp_count, lp); | 
						|
 | 
						|
    for (uint32_t i = 0;  i < lp_count;  i++) | 
						|
    { | 
						|
        printf(" %s (spec version %u) \"%s\"\n", | 
						|
               lp[i].layerName, | 
						|
               lp[i].specVersion >> 22, | 
						|
               lp[i].description); | 
						|
    } | 
						|
 | 
						|
    free(lp); | 
						|
} | 
						|
 | 
						|
static void list_vulkan_device_extensions(VkInstance instance, VkPhysicalDevice device) | 
						|
{ | 
						|
    printf("Vulkan device extensions:\n"); | 
						|
 | 
						|
    uint32_t ep_count; | 
						|
    vkEnumerateDeviceExtensionProperties(device, NULL, &ep_count, NULL); | 
						|
    VkExtensionProperties* ep = calloc(ep_count, sizeof(VkExtensionProperties)); | 
						|
    vkEnumerateDeviceExtensionProperties(device, NULL, &ep_count, ep); | 
						|
 | 
						|
    for (uint32_t i = 0;  i < ep_count;  i++) | 
						|
        printf(" %s (spec version %u)\n", ep[i].extensionName, ep[i].specVersion); | 
						|
 | 
						|
    free(ep); | 
						|
} | 
						|
 | 
						|
static void list_vulkan_device_layers(VkInstance instance, VkPhysicalDevice device) | 
						|
{ | 
						|
    printf("Vulkan device layers:\n"); | 
						|
 | 
						|
    uint32_t lp_count; | 
						|
    vkEnumerateDeviceLayerProperties(device, &lp_count, NULL); | 
						|
    VkLayerProperties* lp = calloc(lp_count, sizeof(VkLayerProperties)); | 
						|
    vkEnumerateDeviceLayerProperties(device, &lp_count, lp); | 
						|
 | 
						|
    for (uint32_t i = 0;  i < lp_count;  i++) | 
						|
    { | 
						|
        printf(" %s (spec version %u) \"%s\"\n", | 
						|
               lp[i].layerName, | 
						|
               lp[i].specVersion >> 22, | 
						|
               lp[i].description); | 
						|
    } | 
						|
 | 
						|
    free(lp); | 
						|
} | 
						|
 | 
						|
static bool valid_version(void) | 
						|
{ | 
						|
    int major, minor, revision; | 
						|
    glfwGetVersion(&major, &minor, &revision); | 
						|
 | 
						|
    if (major != GLFW_VERSION_MAJOR) | 
						|
    { | 
						|
        printf("*** ERROR: GLFW major version mismatch! ***\n"); | 
						|
        return false; | 
						|
    } | 
						|
 | 
						|
    if (minor != GLFW_VERSION_MINOR || revision != GLFW_VERSION_REVISION) | 
						|
        printf("*** WARNING: GLFW version mismatch! ***\n"); | 
						|
 | 
						|
    return true; | 
						|
} | 
						|
 | 
						|
static void print_version(void) | 
						|
{ | 
						|
    int major, minor, revision; | 
						|
    glfwGetVersion(&major, &minor, &revision); | 
						|
 | 
						|
    printf("GLFW header version: %u.%u.%u\n", | 
						|
           GLFW_VERSION_MAJOR, | 
						|
           GLFW_VERSION_MINOR, | 
						|
           GLFW_VERSION_REVISION); | 
						|
    printf("GLFW library version: %u.%u.%u\n", major, minor, revision); | 
						|
    printf("GLFW library version string: \"%s\"\n", glfwGetVersionString()); | 
						|
} | 
						|
 | 
						|
static GLADapiproc glad_vulkan_callback(const char* name, void* user) | 
						|
{ | 
						|
    return glfwGetInstanceProcAddress((VkInstance) user, name); | 
						|
} | 
						|
 | 
						|
int main(int argc, char** argv) | 
						|
{ | 
						|
    int ch; | 
						|
    bool list_extensions = false, list_layers = false; | 
						|
 | 
						|
    // These duplicate the defaults for each hint | 
						|
    int client_api = GLFW_OPENGL_API; | 
						|
    int context_major = 1; | 
						|
    int context_minor = 0; | 
						|
    int context_release = GLFW_ANY_RELEASE_BEHAVIOR; | 
						|
    int context_creation_api = GLFW_NATIVE_CONTEXT_API; | 
						|
    int context_robustness = GLFW_NO_ROBUSTNESS; | 
						|
    bool context_debug = false; | 
						|
    bool context_no_error = false; | 
						|
    bool opengl_forward = false; | 
						|
    int opengl_profile = GLFW_OPENGL_ANY_PROFILE; | 
						|
    int fb_red_bits = 8; | 
						|
    int fb_green_bits = 8; | 
						|
    int fb_blue_bits = 8; | 
						|
    int fb_alpha_bits = 8; | 
						|
    int fb_depth_bits = 24; | 
						|
    int fb_stencil_bits = 8; | 
						|
    int fb_accum_red_bits = 0; | 
						|
    int fb_accum_green_bits = 0; | 
						|
    int fb_accum_blue_bits = 0; | 
						|
    int fb_accum_alpha_bits = 0; | 
						|
    int fb_aux_buffers = 0; | 
						|
    int fb_samples = 0; | 
						|
    bool fb_stereo = false; | 
						|
    bool fb_srgb = false; | 
						|
    bool fb_doublebuffer = true; | 
						|
    int angle_type = GLFW_ANGLE_PLATFORM_TYPE_NONE; | 
						|
    bool cocoa_graphics_switching = false; | 
						|
 | 
						|
    enum { CLIENT, CONTEXT, BEHAVIOR, DEBUG_CONTEXT, FORWARD, HELP, | 
						|
           EXTENSIONS, LAYERS, | 
						|
           MAJOR, MINOR, PROFILE, ROBUSTNESS, VERSION, | 
						|
           REDBITS, GREENBITS, BLUEBITS, ALPHABITS, DEPTHBITS, STENCILBITS, | 
						|
           ACCUMREDBITS, ACCUMGREENBITS, ACCUMBLUEBITS, ACCUMALPHABITS, | 
						|
           AUXBUFFERS, SAMPLES, STEREO, SRGB, SINGLEBUFFER, NOERROR_SRSLY, | 
						|
           ANGLE_TYPE, GRAPHICS_SWITCHING }; | 
						|
    const struct option options[] = | 
						|
    { | 
						|
        { "behavior",           1, NULL, BEHAVIOR }, | 
						|
        { "client-api",         1, NULL, CLIENT }, | 
						|
        { "context-api",        1, NULL, CONTEXT }, | 
						|
        { "debug",              0, NULL, DEBUG_CONTEXT }, | 
						|
        { "forward",            0, NULL, FORWARD }, | 
						|
        { "help",               0, NULL, HELP }, | 
						|
        { "list-extensions",    0, NULL, EXTENSIONS }, | 
						|
        { "list-layers",        0, NULL, LAYERS }, | 
						|
        { "major",              1, NULL, MAJOR }, | 
						|
        { "minor",              1, NULL, MINOR }, | 
						|
        { "profile",            1, NULL, PROFILE }, | 
						|
        { "robustness",         1, NULL, ROBUSTNESS }, | 
						|
        { "version",            0, NULL, VERSION }, | 
						|
        { "red-bits",           1, NULL, REDBITS }, | 
						|
        { "green-bits",         1, NULL, GREENBITS }, | 
						|
        { "blue-bits",          1, NULL, BLUEBITS }, | 
						|
        { "alpha-bits",         1, NULL, ALPHABITS }, | 
						|
        { "depth-bits",         1, NULL, DEPTHBITS }, | 
						|
        { "stencil-bits",       1, NULL, STENCILBITS }, | 
						|
        { "accum-red-bits",     1, NULL, ACCUMREDBITS }, | 
						|
        { "accum-green-bits",   1, NULL, ACCUMGREENBITS }, | 
						|
        { "accum-blue-bits",    1, NULL, ACCUMBLUEBITS }, | 
						|
        { "accum-alpha-bits",   1, NULL, ACCUMALPHABITS }, | 
						|
        { "aux-buffers",        1, NULL, AUXBUFFERS }, | 
						|
        { "samples",            1, NULL, SAMPLES }, | 
						|
        { "stereo",             0, NULL, STEREO }, | 
						|
        { "srgb",               0, NULL, SRGB }, | 
						|
        { "singlebuffer",       0, NULL, SINGLEBUFFER }, | 
						|
        { "no-error",           0, NULL, NOERROR_SRSLY }, | 
						|
        { "angle-type",         1, NULL, ANGLE_TYPE }, | 
						|
        { "graphics-switching", 0, NULL, GRAPHICS_SWITCHING }, | 
						|
        { NULL, 0, NULL, 0 } | 
						|
    }; | 
						|
 | 
						|
    while ((ch = getopt_long(argc, argv, "a:b:c:dfhlm:n:p:s:v", options, NULL)) != -1) | 
						|
    { | 
						|
        switch (ch) | 
						|
        { | 
						|
            case 'a': | 
						|
            case CLIENT: | 
						|
                if (strcasecmp(optarg, API_NAME_OPENGL) == 0) | 
						|
                    client_api = GLFW_OPENGL_API; | 
						|
                else if (strcasecmp(optarg, API_NAME_OPENGL_ES) == 0) | 
						|
                    client_api = GLFW_OPENGL_ES_API; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case 'b': | 
						|
            case BEHAVIOR: | 
						|
                if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0) | 
						|
                    context_release = GLFW_RELEASE_BEHAVIOR_NONE; | 
						|
                else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0) | 
						|
                    context_release = GLFW_RELEASE_BEHAVIOR_FLUSH; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case 'c': | 
						|
            case CONTEXT: | 
						|
                if (strcasecmp(optarg, API_NAME_NATIVE) == 0) | 
						|
                    context_creation_api = GLFW_NATIVE_CONTEXT_API; | 
						|
                else if (strcasecmp(optarg, API_NAME_EGL) == 0) | 
						|
                    context_creation_api = GLFW_EGL_CONTEXT_API; | 
						|
                else if (strcasecmp(optarg, API_NAME_OSMESA) == 0) | 
						|
                    context_creation_api = GLFW_OSMESA_CONTEXT_API; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case 'd': | 
						|
            case DEBUG_CONTEXT: | 
						|
                context_debug = true; | 
						|
                break; | 
						|
            case 'f': | 
						|
            case FORWARD: | 
						|
                opengl_forward = true; | 
						|
                break; | 
						|
            case 'h': | 
						|
            case HELP: | 
						|
                usage(); | 
						|
                exit(EXIT_SUCCESS); | 
						|
            case 'l': | 
						|
            case EXTENSIONS: | 
						|
                list_extensions = true; | 
						|
                break; | 
						|
            case LAYERS: | 
						|
                list_layers = true; | 
						|
                break; | 
						|
            case 'm': | 
						|
            case MAJOR: | 
						|
                context_major = atoi(optarg); | 
						|
                break; | 
						|
            case 'n': | 
						|
            case MINOR: | 
						|
                context_minor = atoi(optarg); | 
						|
                break; | 
						|
            case 'p': | 
						|
            case PROFILE: | 
						|
                if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0) | 
						|
                    opengl_profile = GLFW_OPENGL_CORE_PROFILE; | 
						|
                else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0) | 
						|
                    opengl_profile = GLFW_OPENGL_COMPAT_PROFILE; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case 's': | 
						|
            case ROBUSTNESS: | 
						|
                if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0) | 
						|
                    context_robustness = GLFW_NO_RESET_NOTIFICATION; | 
						|
                else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0) | 
						|
                    context_robustness = GLFW_LOSE_CONTEXT_ON_RESET; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case 'v': | 
						|
            case VERSION: | 
						|
                print_version(); | 
						|
                exit(EXIT_SUCCESS); | 
						|
            case REDBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_red_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_red_bits = atoi(optarg); | 
						|
                break; | 
						|
            case GREENBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_green_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_green_bits = atoi(optarg); | 
						|
                break; | 
						|
            case BLUEBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_blue_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_blue_bits = atoi(optarg); | 
						|
                break; | 
						|
            case ALPHABITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_alpha_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_alpha_bits = atoi(optarg); | 
						|
                break; | 
						|
            case DEPTHBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_depth_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_depth_bits = atoi(optarg); | 
						|
                break; | 
						|
            case STENCILBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_stencil_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_stencil_bits = atoi(optarg); | 
						|
                break; | 
						|
            case ACCUMREDBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_accum_red_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_accum_red_bits = atoi(optarg); | 
						|
                break; | 
						|
            case ACCUMGREENBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_accum_green_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_accum_green_bits = atoi(optarg); | 
						|
                break; | 
						|
            case ACCUMBLUEBITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_accum_blue_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_accum_blue_bits = atoi(optarg); | 
						|
                break; | 
						|
            case ACCUMALPHABITS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_accum_alpha_bits = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_accum_alpha_bits = atoi(optarg); | 
						|
                break; | 
						|
            case AUXBUFFERS: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_aux_buffers = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_aux_buffers = atoi(optarg); | 
						|
                break; | 
						|
            case SAMPLES: | 
						|
                if (strcmp(optarg, "-") == 0) | 
						|
                    fb_samples = GLFW_DONT_CARE; | 
						|
                else | 
						|
                    fb_samples = atoi(optarg); | 
						|
                break; | 
						|
            case STEREO: | 
						|
                fb_stereo = true; | 
						|
                break; | 
						|
            case SRGB: | 
						|
                fb_srgb = true; | 
						|
                break; | 
						|
            case SINGLEBUFFER: | 
						|
                fb_doublebuffer = false; | 
						|
                break; | 
						|
            case NOERROR_SRSLY: | 
						|
                context_no_error = true; | 
						|
                break; | 
						|
            case ANGLE_TYPE: | 
						|
                if (strcmp(optarg, ANGLE_TYPE_OPENGL) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_OPENGL; | 
						|
                else if (strcmp(optarg, ANGLE_TYPE_OPENGLES) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_OPENGLES; | 
						|
                else if (strcmp(optarg, ANGLE_TYPE_D3D9) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_D3D9; | 
						|
                else if (strcmp(optarg, ANGLE_TYPE_D3D11) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_D3D11; | 
						|
                else if (strcmp(optarg, ANGLE_TYPE_VULKAN) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_VULKAN; | 
						|
                else if (strcmp(optarg, ANGLE_TYPE_METAL) == 0) | 
						|
                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_METAL; | 
						|
                else | 
						|
                { | 
						|
                    usage(); | 
						|
                    exit(EXIT_FAILURE); | 
						|
                } | 
						|
                break; | 
						|
            case GRAPHICS_SWITCHING: | 
						|
                cocoa_graphics_switching = true; | 
						|
                break; | 
						|
            default: | 
						|
                usage(); | 
						|
                exit(EXIT_FAILURE); | 
						|
        } | 
						|
    } | 
						|
 | 
						|
    // Initialize GLFW and create window | 
						|
 | 
						|
    if (!valid_version()) | 
						|
        exit(EXIT_FAILURE); | 
						|
 | 
						|
    glfwSetErrorCallback(error_callback); | 
						|
 | 
						|
    glfwInitHint(GLFW_COCOA_MENUBAR, false); | 
						|
 | 
						|
    glfwInitHint(GLFW_ANGLE_PLATFORM_TYPE, angle_type); | 
						|
 | 
						|
    if (!glfwInit()) | 
						|
        exit(EXIT_FAILURE); | 
						|
 | 
						|
    print_version(); | 
						|
 | 
						|
    glfwWindowHint(GLFW_VISIBLE, false); | 
						|
 | 
						|
    glfwWindowHint(GLFW_CLIENT_API, client_api); | 
						|
    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, context_major); | 
						|
    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, context_minor); | 
						|
    glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, context_release); | 
						|
    glfwWindowHint(GLFW_CONTEXT_CREATION_API, context_creation_api); | 
						|
    glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, context_robustness); | 
						|
    glfwWindowHint(GLFW_CONTEXT_DEBUG, context_debug); | 
						|
    glfwWindowHint(GLFW_CONTEXT_NO_ERROR, context_no_error); | 
						|
    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, opengl_forward); | 
						|
    glfwWindowHint(GLFW_OPENGL_PROFILE, opengl_profile); | 
						|
 | 
						|
    glfwWindowHint(GLFW_RED_BITS, fb_red_bits); | 
						|
    glfwWindowHint(GLFW_BLUE_BITS, fb_blue_bits); | 
						|
    glfwWindowHint(GLFW_GREEN_BITS, fb_green_bits); | 
						|
    glfwWindowHint(GLFW_ALPHA_BITS, fb_alpha_bits); | 
						|
    glfwWindowHint(GLFW_DEPTH_BITS, fb_depth_bits); | 
						|
    glfwWindowHint(GLFW_STENCIL_BITS, fb_stencil_bits); | 
						|
    glfwWindowHint(GLFW_ACCUM_RED_BITS, fb_accum_red_bits); | 
						|
    glfwWindowHint(GLFW_ACCUM_GREEN_BITS, fb_accum_green_bits); | 
						|
    glfwWindowHint(GLFW_ACCUM_BLUE_BITS, fb_accum_blue_bits); | 
						|
    glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, fb_accum_alpha_bits); | 
						|
    glfwWindowHint(GLFW_AUX_BUFFERS, fb_aux_buffers); | 
						|
    glfwWindowHint(GLFW_SAMPLES, fb_samples); | 
						|
    glfwWindowHint(GLFW_STEREO, fb_stereo); | 
						|
    glfwWindowHint(GLFW_SRGB_CAPABLE, fb_srgb); | 
						|
    glfwWindowHint(GLFW_DOUBLEBUFFER, fb_doublebuffer); | 
						|
 | 
						|
    glfwWindowHint(GLFW_COCOA_GRAPHICS_SWITCHING, cocoa_graphics_switching); | 
						|
 | 
						|
    GLFWwindow* window = glfwCreateWindow(200, 200, "Version", NULL, NULL); | 
						|
    if (!window) | 
						|
    { | 
						|
        glfwTerminate(); | 
						|
        exit(EXIT_FAILURE); | 
						|
    } | 
						|
 | 
						|
    glfwMakeContextCurrent(window); | 
						|
    gladLoadGL(glfwGetProcAddress); | 
						|
 | 
						|
    const GLenum error = glGetError(); | 
						|
    if (error != GL_NO_ERROR) | 
						|
        printf("*** OpenGL error after make current: 0x%08x ***\n", error); | 
						|
 | 
						|
    // Report client API version | 
						|
 | 
						|
    const int client = glfwGetWindowAttrib(window, GLFW_CLIENT_API); | 
						|
    const int major = glfwGetWindowAttrib(window, GLFW_CONTEXT_VERSION_MAJOR); | 
						|
    const int minor = glfwGetWindowAttrib(window, GLFW_CONTEXT_VERSION_MINOR); | 
						|
    const int revision = glfwGetWindowAttrib(window, GLFW_CONTEXT_REVISION); | 
						|
    const int profile = glfwGetWindowAttrib(window, GLFW_OPENGL_PROFILE); | 
						|
 | 
						|
    printf("%s context version string: \"%s\"\n", | 
						|
           get_api_name(client), | 
						|
           glGetString(GL_VERSION)); | 
						|
 | 
						|
    printf("%s context version parsed by GLFW: %u.%u.%u\n", | 
						|
           get_api_name(client), | 
						|
           major, minor, revision); | 
						|
 | 
						|
    // Report client API context properties | 
						|
 | 
						|
    if (client == GLFW_OPENGL_API) | 
						|
    { | 
						|
        if (major >= 3) | 
						|
        { | 
						|
            GLint flags; | 
						|
 | 
						|
            glGetIntegerv(GL_CONTEXT_FLAGS, &flags); | 
						|
            printf("%s context flags (0x%08x):", get_api_name(client), flags); | 
						|
 | 
						|
            if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT) | 
						|
                printf(" forward-compatible"); | 
						|
            if (flags & 2/*GL_CONTEXT_FLAG_DEBUG_BIT*/) | 
						|
                printf(" debug"); | 
						|
            if (flags & GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT_ARB) | 
						|
                printf(" robustness"); | 
						|
            if (flags & 8/*GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR*/) | 
						|
                printf(" no-error"); | 
						|
            putchar('\n'); | 
						|
 | 
						|
            printf("%s context flags parsed by GLFW:", get_api_name(client)); | 
						|
 | 
						|
            if (glfwGetWindowAttrib(window, GLFW_OPENGL_FORWARD_COMPAT)) | 
						|
                printf(" forward-compatible"); | 
						|
            if (glfwGetWindowAttrib(window, GLFW_CONTEXT_DEBUG)) | 
						|
                printf(" debug"); | 
						|
            if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) == GLFW_LOSE_CONTEXT_ON_RESET) | 
						|
                printf(" robustness"); | 
						|
            if (glfwGetWindowAttrib(window, GLFW_CONTEXT_NO_ERROR)) | 
						|
                printf(" no-error"); | 
						|
            putchar('\n'); | 
						|
        } | 
						|
 | 
						|
        if (major >= 4 || (major == 3 && minor >= 2)) | 
						|
        { | 
						|
            GLint mask; | 
						|
            glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask); | 
						|
 | 
						|
            printf("%s profile mask (0x%08x): %s\n", | 
						|
                   get_api_name(client), | 
						|
                   mask, | 
						|
                   get_profile_name_gl(mask)); | 
						|
 | 
						|
            printf("%s profile mask parsed by GLFW: %s\n", | 
						|
                   get_api_name(client), | 
						|
                   get_profile_name_glfw(profile)); | 
						|
        } | 
						|
 | 
						|
        if (GLAD_GL_ARB_robustness) | 
						|
        { | 
						|
            const int robustness = glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS); | 
						|
            GLint strategy; | 
						|
            glGetIntegerv(GL_RESET_NOTIFICATION_STRATEGY_ARB, &strategy); | 
						|
 | 
						|
            printf("%s robustness strategy (0x%08x): %s\n", | 
						|
                   get_api_name(client), | 
						|
                   strategy, | 
						|
                   get_strategy_name_gl(strategy)); | 
						|
 | 
						|
            printf("%s robustness strategy parsed by GLFW: %s\n", | 
						|
                   get_api_name(client), | 
						|
                   get_strategy_name_glfw(robustness)); | 
						|
        } | 
						|
    } | 
						|
 | 
						|
    printf("%s context renderer string: \"%s\"\n", | 
						|
           get_api_name(client), | 
						|
           glGetString(GL_RENDERER)); | 
						|
    printf("%s context vendor string: \"%s\"\n", | 
						|
           get_api_name(client), | 
						|
           glGetString(GL_VENDOR)); | 
						|
 | 
						|
    if (major >= 2) | 
						|
    { | 
						|
        printf("%s context shading language version: \"%s\"\n", | 
						|
               get_api_name(client), | 
						|
               glGetString(GL_SHADING_LANGUAGE_VERSION)); | 
						|
    } | 
						|
 | 
						|
    printf("%s framebuffer:\n", get_api_name(client)); | 
						|
 | 
						|
    GLint redbits, greenbits, bluebits, alphabits, depthbits, stencilbits; | 
						|
 | 
						|
    if (client == GLFW_OPENGL_API && profile == GLFW_OPENGL_CORE_PROFILE) | 
						|
    { | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_BACK_LEFT, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE, | 
						|
                                              &redbits); | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_BACK_LEFT, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE, | 
						|
                                              &greenbits); | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_BACK_LEFT, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE, | 
						|
                                              &bluebits); | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_BACK_LEFT, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE, | 
						|
                                              &alphabits); | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_DEPTH, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE, | 
						|
                                              &depthbits); | 
						|
        glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, | 
						|
                                              GL_STENCIL, | 
						|
                                              GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE, | 
						|
                                              &stencilbits); | 
						|
    } | 
						|
    else | 
						|
    { | 
						|
        glGetIntegerv(GL_RED_BITS, &redbits); | 
						|
        glGetIntegerv(GL_GREEN_BITS, &greenbits); | 
						|
        glGetIntegerv(GL_BLUE_BITS, &bluebits); | 
						|
        glGetIntegerv(GL_ALPHA_BITS, &alphabits); | 
						|
        glGetIntegerv(GL_DEPTH_BITS, &depthbits); | 
						|
        glGetIntegerv(GL_STENCIL_BITS, &stencilbits); | 
						|
    } | 
						|
 | 
						|
    printf(" red: %u green: %u blue: %u alpha: %u depth: %u stencil: %u\n", | 
						|
           redbits, greenbits, bluebits, alphabits, depthbits, stencilbits); | 
						|
 | 
						|
    if (client == GLFW_OPENGL_ES_API || | 
						|
        GLAD_GL_ARB_multisample || | 
						|
        major > 1 || minor >= 3) | 
						|
    { | 
						|
        GLint samples, samplebuffers; | 
						|
        glGetIntegerv(GL_SAMPLES, &samples); | 
						|
        glGetIntegerv(GL_SAMPLE_BUFFERS, &samplebuffers); | 
						|
 | 
						|
        printf(" samples: %u sample buffers: %u\n", samples, samplebuffers); | 
						|
    } | 
						|
 | 
						|
    if (client == GLFW_OPENGL_API && profile != GLFW_OPENGL_CORE_PROFILE) | 
						|
    { | 
						|
        GLint accumredbits, accumgreenbits, accumbluebits, accumalphabits; | 
						|
        GLint auxbuffers; | 
						|
 | 
						|
        glGetIntegerv(GL_ACCUM_RED_BITS, &accumredbits); | 
						|
        glGetIntegerv(GL_ACCUM_GREEN_BITS, &accumgreenbits); | 
						|
        glGetIntegerv(GL_ACCUM_BLUE_BITS, &accumbluebits); | 
						|
        glGetIntegerv(GL_ACCUM_ALPHA_BITS, &accumalphabits); | 
						|
        glGetIntegerv(GL_AUX_BUFFERS, &auxbuffers); | 
						|
 | 
						|
        printf(" accum red: %u accum green: %u accum blue: %u accum alpha: %u aux buffers: %u\n", | 
						|
               accumredbits, accumgreenbits, accumbluebits, accumalphabits, auxbuffers); | 
						|
    } | 
						|
 | 
						|
    if (list_extensions) | 
						|
        list_context_extensions(client, major, minor); | 
						|
 | 
						|
    printf("Vulkan loader: %s\n", | 
						|
           glfwVulkanSupported() ? "available" : "missing"); | 
						|
 | 
						|
    if (glfwVulkanSupported()) | 
						|
    { | 
						|
        gladLoadVulkanUserPtr(NULL, glad_vulkan_callback, NULL); | 
						|
 | 
						|
        uint32_t loader_version = VK_API_VERSION_1_0; | 
						|
 | 
						|
        if (vkEnumerateInstanceVersion) | 
						|
        { | 
						|
            uint32_t version; | 
						|
            if (vkEnumerateInstanceVersion(&version) == VK_SUCCESS) | 
						|
                loader_version = version; | 
						|
        } | 
						|
 | 
						|
        printf("Vulkan loader API version: %i.%i\n", | 
						|
               VK_VERSION_MAJOR(loader_version), | 
						|
               VK_VERSION_MINOR(loader_version)); | 
						|
 | 
						|
        uint32_t re_count; | 
						|
        const char** re = glfwGetRequiredInstanceExtensions(&re_count); | 
						|
 | 
						|
        printf("Vulkan required instance extensions:"); | 
						|
        if (re) | 
						|
        { | 
						|
            for (uint32_t i = 0;  i < re_count;  i++) | 
						|
                printf(" %s", re[i]); | 
						|
            putchar('\n'); | 
						|
        } | 
						|
        else | 
						|
            printf(" missing\n"); | 
						|
 | 
						|
        if (list_extensions) | 
						|
            list_vulkan_instance_extensions(); | 
						|
 | 
						|
        if (list_layers) | 
						|
            list_vulkan_instance_layers(); | 
						|
 | 
						|
        VkApplicationInfo ai = { VK_STRUCTURE_TYPE_APPLICATION_INFO }; | 
						|
        ai.pApplicationName = "glfwinfo"; | 
						|
        ai.applicationVersion = VK_MAKE_VERSION(GLFW_VERSION_MAJOR, | 
						|
                                                GLFW_VERSION_MINOR, | 
						|
                                                GLFW_VERSION_REVISION); | 
						|
 | 
						|
        if (loader_version >= VK_API_VERSION_1_1) | 
						|
            ai.apiVersion = VK_API_VERSION_1_1; | 
						|
        else | 
						|
            ai.apiVersion = VK_API_VERSION_1_0; | 
						|
 | 
						|
        VkInstanceCreateInfo ici = { VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO }; | 
						|
        ici.pApplicationInfo = &ai; | 
						|
        ici.enabledExtensionCount = re_count; | 
						|
        ici.ppEnabledExtensionNames = re; | 
						|
 | 
						|
        VkInstance instance = VK_NULL_HANDLE; | 
						|
 | 
						|
        if (vkCreateInstance(&ici, NULL, &instance) != VK_SUCCESS) | 
						|
        { | 
						|
            glfwTerminate(); | 
						|
            exit(EXIT_FAILURE); | 
						|
        } | 
						|
 | 
						|
        gladLoadVulkanUserPtr(NULL, glad_vulkan_callback, instance); | 
						|
 | 
						|
        uint32_t pd_count; | 
						|
        vkEnumeratePhysicalDevices(instance, &pd_count, NULL); | 
						|
        VkPhysicalDevice* pd = calloc(pd_count, sizeof(VkPhysicalDevice)); | 
						|
        vkEnumeratePhysicalDevices(instance, &pd_count, pd); | 
						|
 | 
						|
        for (uint32_t i = 0;  i < pd_count;  i++) | 
						|
        { | 
						|
            VkPhysicalDeviceProperties pdp; | 
						|
 | 
						|
            vkGetPhysicalDeviceProperties(pd[i], &pdp); | 
						|
 | 
						|
            printf("Vulkan %s device: \"%s\" (API version %i.%i)\n", | 
						|
                   get_device_type_name(pdp.deviceType), | 
						|
                   pdp.deviceName, | 
						|
                   VK_VERSION_MAJOR(pdp.apiVersion), | 
						|
                   VK_VERSION_MINOR(pdp.apiVersion)); | 
						|
 | 
						|
            if (list_extensions) | 
						|
                list_vulkan_device_extensions(instance, pd[i]); | 
						|
 | 
						|
            if (list_layers) | 
						|
                list_vulkan_device_layers(instance, pd[i]); | 
						|
        } | 
						|
 | 
						|
        free(pd); | 
						|
        vkDestroyInstance(instance, NULL); | 
						|
    } | 
						|
 | 
						|
    glfwTerminate(); | 
						|
    exit(EXIT_SUCCESS); | 
						|
} | 
						|
 | 
						|
 |