| //======================================================================== |
| // 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. |
| // |
| //======================================================================== |
| |
| #define VK_NO_PROTOTYPES |
| #include <vulkan/vulkan.h> |
| #include <glad/glad.h> |
| #include <GLFW/glfw3.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "getopt.h" |
| |
| #ifdef _MSC_VER |
| #define strcasecmp(x, y) _stricmp(x, y) |
| #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" |
| |
| 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"); |
| } |
| |
| 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) |
| { |
| int i; |
| GLint count; |
| const GLubyte* extensions; |
| |
| printf("%s context extensions:\n", get_api_name(client)); |
| |
| if (client == GLFW_OPENGL_API && major > 2) |
| { |
| glGetIntegerv(GL_NUM_EXTENSIONS, &count); |
| |
| for (i = 0; i < count; i++) |
| printf(" %s\n", (const char*) glGetStringi(GL_EXTENSIONS, i)); |
| } |
| else |
| { |
| 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) |
| { |
| uint32_t i, ep_count = 0; |
| VkExtensionProperties* ep; |
| PFN_vkEnumerateInstanceExtensionProperties vkEnumerateInstanceExtensionProperties = |
| (PFN_vkEnumerateInstanceExtensionProperties) |
| glfwGetInstanceProcAddress(NULL, "vkEnumerateInstanceExtensionProperties"); |
| |
| printf("Vulkan instance extensions:\n"); |
| |
| if (vkEnumerateInstanceExtensionProperties(NULL, &ep_count, NULL) != VK_SUCCESS) |
| return; |
| |
| ep = calloc(ep_count, sizeof(VkExtensionProperties)); |
| |
| if (vkEnumerateInstanceExtensionProperties(NULL, &ep_count, ep) != VK_SUCCESS) |
| { |
| free(ep); |
| return; |
| } |
| |
| for (i = 0; i < ep_count; i++) |
| printf(" %s (v%u)\n", ep[i].extensionName, ep[i].specVersion); |
| |
| free(ep); |
| } |
| |
| static void list_vulkan_instance_layers(void) |
| { |
| uint32_t i, lp_count = 0; |
| VkLayerProperties* lp; |
| PFN_vkEnumerateInstanceLayerProperties vkEnumerateInstanceLayerProperties = |
| (PFN_vkEnumerateInstanceLayerProperties) |
| glfwGetInstanceProcAddress(NULL, "vkEnumerateInstanceLayerProperties"); |
| |
| printf("Vulkan instance layers:\n"); |
| |
| if (vkEnumerateInstanceLayerProperties(&lp_count, NULL) != VK_SUCCESS) |
| return; |
| |
| lp = calloc(lp_count, sizeof(VkLayerProperties)); |
| |
| if (vkEnumerateInstanceLayerProperties(&lp_count, lp) != VK_SUCCESS) |
| { |
| free(lp); |
| return; |
| } |
| |
| for (i = 0; i < lp_count; i++) |
| { |
| printf(" %s (v%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) |
| { |
| uint32_t i, ep_count; |
| VkExtensionProperties* ep; |
| PFN_vkEnumerateDeviceExtensionProperties vkEnumerateDeviceExtensionProperties = |
| (PFN_vkEnumerateDeviceExtensionProperties) |
| glfwGetInstanceProcAddress(instance, "vkEnumerateDeviceExtensionProperties"); |
| |
| printf("Vulkan device extensions:\n"); |
| |
| if (vkEnumerateDeviceExtensionProperties(device, NULL, &ep_count, NULL) != VK_SUCCESS) |
| return; |
| |
| ep = calloc(ep_count, sizeof(VkExtensionProperties)); |
| |
| if (vkEnumerateDeviceExtensionProperties(device, NULL, &ep_count, ep) != VK_SUCCESS) |
| { |
| free(ep); |
| return; |
| } |
| |
| for (i = 0; i < ep_count; i++) |
| printf(" %s (v%u)\n", ep[i].extensionName, ep[i].specVersion); |
| |
| free(ep); |
| } |
| |
| static void list_vulkan_device_layers(VkInstance instance, VkPhysicalDevice device) |
| { |
| uint32_t i, lp_count; |
| VkLayerProperties* lp; |
| PFN_vkEnumerateDeviceLayerProperties vkEnumerateDeviceLayerProperties = |
| (PFN_vkEnumerateDeviceLayerProperties) |
| glfwGetInstanceProcAddress(instance, "vkEnumerateDeviceLayerProperties"); |
| |
| printf("Vulkan device layers:\n"); |
| |
| if (vkEnumerateDeviceLayerProperties(device, &lp_count, NULL) != VK_SUCCESS) |
| return; |
| |
| lp = calloc(lp_count, sizeof(VkLayerProperties)); |
| |
| if (vkEnumerateDeviceLayerProperties(device, &lp_count, lp) != VK_SUCCESS) |
| { |
| free(lp); |
| return; |
| } |
| |
| for (i = 0; i < lp_count; i++) |
| { |
| printf(" %s (v%u) \"%s\"\n", |
| lp[i].layerName, |
| lp[i].specVersion >> 22, |
| lp[i].description); |
| } |
| |
| free(lp); |
| } |
| |
| static int valid_version(void) |
| { |
| int major, minor, revision; |
| glfwGetVersion(&major, &minor, &revision); |
| |
| if (major != GLFW_VERSION_MAJOR) |
| { |
| printf("*** ERROR: GLFW major version mismatch! ***\n"); |
| return GLFW_FALSE; |
| } |
| |
| if (minor != GLFW_VERSION_MINOR || revision != GLFW_VERSION_REVISION) |
| printf("*** WARNING: GLFW version mismatch! ***\n"); |
| |
| return GLFW_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()); |
| } |
| |
| int main(int argc, char** argv) |
| { |
| int ch, client, major, minor, revision, profile; |
| GLint redbits, greenbits, bluebits, alphabits, depthbits, stencilbits; |
| int list_extensions = GLFW_FALSE, list_layers = GLFW_FALSE; |
| GLenum error; |
| GLFWwindow* window; |
| |
| enum { CLIENT, CONTEXT, BEHAVIOR, DEBUG, 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 }; |
| const struct option options[] = |
| { |
| { "behavior", 1, NULL, BEHAVIOR }, |
| { "client-api", 1, NULL, CLIENT }, |
| { "context-api", 1, NULL, CONTEXT }, |
| { "debug", 0, NULL, DEBUG }, |
| { "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 }, |
| { NULL, 0, NULL, 0 } |
| }; |
| |
| // Initialize GLFW and create window |
| |
| if (!valid_version()) |
| exit(EXIT_FAILURE); |
| |
| glfwSetErrorCallback(error_callback); |
| |
| glfwInitHint(GLFW_COCOA_MENUBAR, GLFW_FALSE); |
| |
| if (!glfwInit()) |
| exit(EXIT_FAILURE); |
| |
| 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) |
| glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_API); |
| else if (strcasecmp(optarg, API_NAME_OPENGL_ES) == 0) |
| glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_ES_API); |
| else |
| { |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'b': |
| case BEHAVIOR: |
| if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0) |
| { |
| glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, |
| GLFW_RELEASE_BEHAVIOR_NONE); |
| } |
| else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0) |
| { |
| glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, |
| GLFW_RELEASE_BEHAVIOR_FLUSH); |
| } |
| else |
| { |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'c': |
| case CONTEXT: |
| if (strcasecmp(optarg, API_NAME_NATIVE) == 0) |
| glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_NATIVE_CONTEXT_API); |
| else if (strcasecmp(optarg, API_NAME_EGL) == 0) |
| glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_EGL_CONTEXT_API); |
| else if (strcasecmp(optarg, API_NAME_OSMESA) == 0) |
| glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_OSMESA_CONTEXT_API); |
| else |
| { |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'd': |
| case DEBUG: |
| glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GLFW_TRUE); |
| break; |
| case 'f': |
| case FORWARD: |
| glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GLFW_TRUE); |
| break; |
| case 'h': |
| case HELP: |
| usage(); |
| exit(EXIT_SUCCESS); |
| case 'l': |
| case EXTENSIONS: |
| list_extensions = GLFW_TRUE; |
| break; |
| case LAYERS: |
| list_layers = GLFW_TRUE; |
| break; |
| case 'm': |
| case MAJOR: |
| glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, atoi(optarg)); |
| break; |
| case 'n': |
| case MINOR: |
| glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, atoi(optarg)); |
| break; |
| case 'p': |
| case PROFILE: |
| if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0) |
| { |
| glfwWindowHint(GLFW_OPENGL_PROFILE, |
| GLFW_OPENGL_CORE_PROFILE); |
| } |
| else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0) |
| { |
| glfwWindowHint(GLFW_OPENGL_PROFILE, |
| GLFW_OPENGL_COMPAT_PROFILE); |
| } |
| else |
| { |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 's': |
| case ROBUSTNESS: |
| if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0) |
| { |
| glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, |
| GLFW_NO_RESET_NOTIFICATION); |
| } |
| else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0) |
| { |
| glfwWindowHint(GLFW_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) |
| glfwWindowHint(GLFW_RED_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_RED_BITS, atoi(optarg)); |
| break; |
| case GREENBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_GREEN_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_GREEN_BITS, atoi(optarg)); |
| break; |
| case BLUEBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_BLUE_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_BLUE_BITS, atoi(optarg)); |
| break; |
| case ALPHABITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_ALPHA_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_ALPHA_BITS, atoi(optarg)); |
| break; |
| case DEPTHBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_DEPTH_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_DEPTH_BITS, atoi(optarg)); |
| break; |
| case STENCILBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_STENCIL_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_STENCIL_BITS, atoi(optarg)); |
| break; |
| case ACCUMREDBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_ACCUM_RED_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_ACCUM_RED_BITS, atoi(optarg)); |
| break; |
| case ACCUMGREENBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_ACCUM_GREEN_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_ACCUM_GREEN_BITS, atoi(optarg)); |
| break; |
| case ACCUMBLUEBITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_ACCUM_BLUE_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_ACCUM_BLUE_BITS, atoi(optarg)); |
| break; |
| case ACCUMALPHABITS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, atoi(optarg)); |
| break; |
| case AUXBUFFERS: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_AUX_BUFFERS, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_AUX_BUFFERS, atoi(optarg)); |
| break; |
| case SAMPLES: |
| if (strcmp(optarg, "-") == 0) |
| glfwWindowHint(GLFW_SAMPLES, GLFW_DONT_CARE); |
| else |
| glfwWindowHint(GLFW_SAMPLES, atoi(optarg)); |
| break; |
| case STEREO: |
| glfwWindowHint(GLFW_STEREO, GLFW_TRUE); |
| break; |
| case SRGB: |
| glfwWindowHint(GLFW_SRGB_CAPABLE, GLFW_TRUE); |
| break; |
| case SINGLEBUFFER: |
| glfwWindowHint(GLFW_DOUBLEBUFFER, GLFW_FALSE); |
| break; |
| case NOERROR_SRSLY: |
| glfwWindowHint(GLFW_CONTEXT_NO_ERROR, GLFW_TRUE); |
| break; |
| default: |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| } |
| |
| print_version(); |
| |
| glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE); |
| |
| window = glfwCreateWindow(200, 200, "Version", NULL, NULL); |
| if (!window) |
| { |
| glfwTerminate(); |
| exit(EXIT_FAILURE); |
| } |
| |
| glfwMakeContextCurrent(window); |
| gladLoadGLLoader((GLADloadproc) glfwGetProcAddress); |
| |
| error = glGetError(); |
| if (error != GL_NO_ERROR) |
| printf("*** OpenGL error after make current: 0x%08x ***\n", error); |
| |
| // Report client API version |
| |
| client = glfwGetWindowAttrib(window, GLFW_CLIENT_API); |
| major = glfwGetWindowAttrib(window, GLFW_CONTEXT_VERSION_MAJOR); |
| minor = glfwGetWindowAttrib(window, GLFW_CONTEXT_VERSION_MINOR); |
| revision = glfwGetWindowAttrib(window, GLFW_CONTEXT_REVISION); |
| 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_OPENGL_DEBUG_CONTEXT)) |
| 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)); |
| |
| 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()) |
| { |
| uint32_t i, re_count, pd_count; |
| const char** re; |
| VkApplicationInfo ai = {0}; |
| VkInstanceCreateInfo ici = {0}; |
| VkInstance instance; |
| VkPhysicalDevice* pd; |
| PFN_vkCreateInstance vkCreateInstance = (PFN_vkCreateInstance) |
| glfwGetInstanceProcAddress(NULL, "vkCreateInstance"); |
| PFN_vkDestroyInstance vkDestroyInstance; |
| PFN_vkEnumeratePhysicalDevices vkEnumeratePhysicalDevices; |
| PFN_vkGetPhysicalDeviceProperties vkGetPhysicalDeviceProperties; |
| |
| re = glfwGetRequiredInstanceExtensions(&re_count); |
| |
| printf("Vulkan required instance extensions:"); |
| if (re) |
| { |
| for (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(); |
| |
| ai.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO; |
| ai.pApplicationName = "glfwinfo"; |
| ai.applicationVersion = GLFW_VERSION_MAJOR; |
| ai.pEngineName = "GLFW"; |
| ai.engineVersion = GLFW_VERSION_MAJOR; |
| ai.apiVersion = VK_API_VERSION_1_0; |
| |
| ici.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO; |
| ici.pApplicationInfo = &ai; |
| ici.enabledExtensionCount = re_count; |
| ici.ppEnabledExtensionNames = re; |
| |
| if (vkCreateInstance(&ici, NULL, &instance) != VK_SUCCESS) |
| { |
| glfwTerminate(); |
| exit(EXIT_FAILURE); |
| } |
| |
| vkDestroyInstance = (PFN_vkDestroyInstance) |
| glfwGetInstanceProcAddress(instance, "vkDestroyInstance"); |
| vkEnumeratePhysicalDevices = (PFN_vkEnumeratePhysicalDevices) |
| glfwGetInstanceProcAddress(instance, "vkEnumeratePhysicalDevices"); |
| vkGetPhysicalDeviceProperties = (PFN_vkGetPhysicalDeviceProperties) |
| glfwGetInstanceProcAddress(instance, "vkGetPhysicalDeviceProperties"); |
| |
| if (vkEnumeratePhysicalDevices(instance, &pd_count, NULL) != VK_SUCCESS) |
| { |
| vkDestroyInstance(instance, NULL); |
| glfwTerminate(); |
| exit(EXIT_FAILURE); |
| } |
| |
| pd = calloc(pd_count, sizeof(VkPhysicalDevice)); |
| |
| if (vkEnumeratePhysicalDevices(instance, &pd_count, pd) != VK_SUCCESS) |
| { |
| free(pd); |
| vkDestroyInstance(instance, NULL); |
| glfwTerminate(); |
| exit(EXIT_FAILURE); |
| } |
| |
| for (i = 0; i < pd_count; i++) |
| { |
| VkPhysicalDeviceProperties pdp; |
| |
| vkGetPhysicalDeviceProperties(pd[i], &pdp); |
| |
| printf("Vulkan %s device: \"%s\"\n", |
| get_device_type_name(pdp.deviceType), |
| pdp.deviceName); |
| |
| 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); |
| } |
| |