| //======================================================================== |
| // Event linter (event spewer) |
| // 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. |
| // |
| //======================================================================== |
| // |
| // This test hooks every available callback and outputs their arguments |
| // |
| // Log messages go to stdout, error messages to stderr |
| // |
| // Every event also gets a (sequential) number to aid discussion of logs |
| // |
| //======================================================================== |
| |
| #include <glad/glad.h> |
| #include <GLFW/glfw3.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <ctype.h> |
| #include <string.h> |
| #include <locale.h> |
| |
| #include "getopt.h" |
| |
| // Event index |
| static unsigned int counter = 0; |
| |
| typedef struct |
| { |
| GLFWwindow* window; |
| int number; |
| int closeable; |
| } Slot; |
| |
| static void usage(void) |
| { |
| printf("Usage: events [-f] [-h] [-n WINDOWS]\n"); |
| printf("Options:\n"); |
| printf(" -f use full screen\n"); |
| printf(" -h show this help\n"); |
| printf(" -n the number of windows to create\n"); |
| } |
| |
| static const char* get_key_name(int key) |
| { |
| switch (key) |
| { |
| // Printable keys |
| case GLFW_KEY_A: return "A"; |
| case GLFW_KEY_B: return "B"; |
| case GLFW_KEY_C: return "C"; |
| case GLFW_KEY_D: return "D"; |
| case GLFW_KEY_E: return "E"; |
| case GLFW_KEY_F: return "F"; |
| case GLFW_KEY_G: return "G"; |
| case GLFW_KEY_H: return "H"; |
| case GLFW_KEY_I: return "I"; |
| case GLFW_KEY_J: return "J"; |
| case GLFW_KEY_K: return "K"; |
| case GLFW_KEY_L: return "L"; |
| case GLFW_KEY_M: return "M"; |
| case GLFW_KEY_N: return "N"; |
| case GLFW_KEY_O: return "O"; |
| case GLFW_KEY_P: return "P"; |
| case GLFW_KEY_Q: return "Q"; |
| case GLFW_KEY_R: return "R"; |
| case GLFW_KEY_S: return "S"; |
| case GLFW_KEY_T: return "T"; |
| case GLFW_KEY_U: return "U"; |
| case GLFW_KEY_V: return "V"; |
| case GLFW_KEY_W: return "W"; |
| case GLFW_KEY_X: return "X"; |
| case GLFW_KEY_Y: return "Y"; |
| case GLFW_KEY_Z: return "Z"; |
| case GLFW_KEY_1: return "1"; |
| case GLFW_KEY_2: return "2"; |
| case GLFW_KEY_3: return "3"; |
| case GLFW_KEY_4: return "4"; |
| case GLFW_KEY_5: return "5"; |
| case GLFW_KEY_6: return "6"; |
| case GLFW_KEY_7: return "7"; |
| case GLFW_KEY_8: return "8"; |
| case GLFW_KEY_9: return "9"; |
| case GLFW_KEY_0: return "0"; |
| case GLFW_KEY_SPACE: return "SPACE"; |
| case GLFW_KEY_MINUS: return "MINUS"; |
| case GLFW_KEY_EQUAL: return "EQUAL"; |
| case GLFW_KEY_LEFT_BRACKET: return "LEFT BRACKET"; |
| case GLFW_KEY_RIGHT_BRACKET: return "RIGHT BRACKET"; |
| case GLFW_KEY_BACKSLASH: return "BACKSLASH"; |
| case GLFW_KEY_SEMICOLON: return "SEMICOLON"; |
| case GLFW_KEY_APOSTROPHE: return "APOSTROPHE"; |
| case GLFW_KEY_GRAVE_ACCENT: return "GRAVE ACCENT"; |
| case GLFW_KEY_COMMA: return "COMMA"; |
| case GLFW_KEY_PERIOD: return "PERIOD"; |
| case GLFW_KEY_SLASH: return "SLASH"; |
| case GLFW_KEY_WORLD_1: return "WORLD 1"; |
| case GLFW_KEY_WORLD_2: return "WORLD 2"; |
| |
| // Function keys |
| case GLFW_KEY_ESCAPE: return "ESCAPE"; |
| case GLFW_KEY_F1: return "F1"; |
| case GLFW_KEY_F2: return "F2"; |
| case GLFW_KEY_F3: return "F3"; |
| case GLFW_KEY_F4: return "F4"; |
| case GLFW_KEY_F5: return "F5"; |
| case GLFW_KEY_F6: return "F6"; |
| case GLFW_KEY_F7: return "F7"; |
| case GLFW_KEY_F8: return "F8"; |
| case GLFW_KEY_F9: return "F9"; |
| case GLFW_KEY_F10: return "F10"; |
| case GLFW_KEY_F11: return "F11"; |
| case GLFW_KEY_F12: return "F12"; |
| case GLFW_KEY_F13: return "F13"; |
| case GLFW_KEY_F14: return "F14"; |
| case GLFW_KEY_F15: return "F15"; |
| case GLFW_KEY_F16: return "F16"; |
| case GLFW_KEY_F17: return "F17"; |
| case GLFW_KEY_F18: return "F18"; |
| case GLFW_KEY_F19: return "F19"; |
| case GLFW_KEY_F20: return "F20"; |
| case GLFW_KEY_F21: return "F21"; |
| case GLFW_KEY_F22: return "F22"; |
| case GLFW_KEY_F23: return "F23"; |
| case GLFW_KEY_F24: return "F24"; |
| case GLFW_KEY_F25: return "F25"; |
| case GLFW_KEY_UP: return "UP"; |
| case GLFW_KEY_DOWN: return "DOWN"; |
| case GLFW_KEY_LEFT: return "LEFT"; |
| case GLFW_KEY_RIGHT: return "RIGHT"; |
| case GLFW_KEY_LEFT_SHIFT: return "LEFT SHIFT"; |
| case GLFW_KEY_RIGHT_SHIFT: return "RIGHT SHIFT"; |
| case GLFW_KEY_LEFT_CONTROL: return "LEFT CONTROL"; |
| case GLFW_KEY_RIGHT_CONTROL: return "RIGHT CONTROL"; |
| case GLFW_KEY_LEFT_ALT: return "LEFT ALT"; |
| case GLFW_KEY_RIGHT_ALT: return "RIGHT ALT"; |
| case GLFW_KEY_TAB: return "TAB"; |
| case GLFW_KEY_ENTER: return "ENTER"; |
| case GLFW_KEY_BACKSPACE: return "BACKSPACE"; |
| case GLFW_KEY_INSERT: return "INSERT"; |
| case GLFW_KEY_DELETE: return "DELETE"; |
| case GLFW_KEY_PAGE_UP: return "PAGE UP"; |
| case GLFW_KEY_PAGE_DOWN: return "PAGE DOWN"; |
| case GLFW_KEY_HOME: return "HOME"; |
| case GLFW_KEY_END: return "END"; |
| case GLFW_KEY_KP_0: return "KEYPAD 0"; |
| case GLFW_KEY_KP_1: return "KEYPAD 1"; |
| case GLFW_KEY_KP_2: return "KEYPAD 2"; |
| case GLFW_KEY_KP_3: return "KEYPAD 3"; |
| case GLFW_KEY_KP_4: return "KEYPAD 4"; |
| case GLFW_KEY_KP_5: return "KEYPAD 5"; |
| case GLFW_KEY_KP_6: return "KEYPAD 6"; |
| case GLFW_KEY_KP_7: return "KEYPAD 7"; |
| case GLFW_KEY_KP_8: return "KEYPAD 8"; |
| case GLFW_KEY_KP_9: return "KEYPAD 9"; |
| case GLFW_KEY_KP_DIVIDE: return "KEYPAD DIVIDE"; |
| case GLFW_KEY_KP_MULTIPLY: return "KEYPAD MULTPLY"; |
| case GLFW_KEY_KP_SUBTRACT: return "KEYPAD SUBTRACT"; |
| case GLFW_KEY_KP_ADD: return "KEYPAD ADD"; |
| case GLFW_KEY_KP_DECIMAL: return "KEYPAD DECIMAL"; |
| case GLFW_KEY_KP_EQUAL: return "KEYPAD EQUAL"; |
| case GLFW_KEY_KP_ENTER: return "KEYPAD ENTER"; |
| case GLFW_KEY_PRINT_SCREEN: return "PRINT SCREEN"; |
| case GLFW_KEY_NUM_LOCK: return "NUM LOCK"; |
| case GLFW_KEY_CAPS_LOCK: return "CAPS LOCK"; |
| case GLFW_KEY_SCROLL_LOCK: return "SCROLL LOCK"; |
| case GLFW_KEY_PAUSE: return "PAUSE"; |
| case GLFW_KEY_LEFT_SUPER: return "LEFT SUPER"; |
| case GLFW_KEY_RIGHT_SUPER: return "RIGHT SUPER"; |
| case GLFW_KEY_MENU: return "MENU"; |
| |
| default: return "UNKNOWN"; |
| } |
| } |
| |
| static const char* get_action_name(int action) |
| { |
| switch (action) |
| { |
| case GLFW_PRESS: |
| return "pressed"; |
| case GLFW_RELEASE: |
| return "released"; |
| case GLFW_REPEAT: |
| return "repeated"; |
| } |
| |
| return "caused unknown action"; |
| } |
| |
| static const char* get_button_name(int button) |
| { |
| switch (button) |
| { |
| case GLFW_MOUSE_BUTTON_LEFT: |
| return "left"; |
| case GLFW_MOUSE_BUTTON_RIGHT: |
| return "right"; |
| case GLFW_MOUSE_BUTTON_MIDDLE: |
| return "middle"; |
| default: |
| { |
| static char name[16]; |
| snprintf(name, sizeof(name), "%i", button); |
| return name; |
| } |
| } |
| } |
| |
| static const char* get_mods_name(int mods) |
| { |
| static char name[512]; |
| |
| if (mods == 0) |
| return " no mods"; |
| |
| name[0] = '\0'; |
| |
| if (mods & GLFW_MOD_SHIFT) |
| strcat(name, " shift"); |
| if (mods & GLFW_MOD_CONTROL) |
| strcat(name, " control"); |
| if (mods & GLFW_MOD_ALT) |
| strcat(name, " alt"); |
| if (mods & GLFW_MOD_SUPER) |
| strcat(name, " super"); |
| if (mods & GLFW_MOD_CAPS_LOCK) |
| strcat(name, " capslock-on"); |
| if (mods & GLFW_MOD_NUM_LOCK) |
| strcat(name, " numlock-on"); |
| |
| return name; |
| } |
| |
| static const char* get_character_string(int codepoint) |
| { |
| // This assumes UTF-8, which is stupid |
| static char result[6 + 1]; |
| |
| int length = wctomb(result, codepoint); |
| if (length == -1) |
| length = 0; |
| |
| result[length] = '\0'; |
| return result; |
| } |
| |
| static void error_callback(int error, const char* description) |
| { |
| fprintf(stderr, "Error: %s\n", description); |
| } |
| |
| static void window_pos_callback(GLFWwindow* window, int x, int y) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window position: %i %i\n", |
| counter++, slot->number, glfwGetTime(), x, y); |
| } |
| |
| static void window_size_callback(GLFWwindow* window, int width, int height) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window size: %i %i\n", |
| counter++, slot->number, glfwGetTime(), width, height); |
| } |
| |
| static void framebuffer_size_callback(GLFWwindow* window, int width, int height) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Framebuffer size: %i %i\n", |
| counter++, slot->number, glfwGetTime(), width, height); |
| } |
| |
| static void window_content_scale_callback(GLFWwindow* window, float xscale, float yscale) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window content scale: %0.3f %0.3f\n", |
| counter++, slot->number, glfwGetTime(), xscale, yscale); |
| } |
| |
| static void window_close_callback(GLFWwindow* window) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window close\n", |
| counter++, slot->number, glfwGetTime()); |
| |
| glfwSetWindowShouldClose(window, slot->closeable); |
| } |
| |
| static void window_refresh_callback(GLFWwindow* window) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window refresh\n", |
| counter++, slot->number, glfwGetTime()); |
| |
| glfwMakeContextCurrent(window); |
| glClear(GL_COLOR_BUFFER_BIT); |
| glfwSwapBuffers(window); |
| } |
| |
| static void window_focus_callback(GLFWwindow* window, int focused) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window %s\n", |
| counter++, slot->number, glfwGetTime(), |
| focused ? "focused" : "defocused"); |
| } |
| |
| static void window_iconify_callback(GLFWwindow* window, int iconified) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window was %s\n", |
| counter++, slot->number, glfwGetTime(), |
| iconified ? "iconified" : "uniconified"); |
| } |
| |
| static void window_maximize_callback(GLFWwindow* window, int maximized) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Window was %s\n", |
| counter++, slot->number, glfwGetTime(), |
| maximized ? "maximized" : "unmaximized"); |
| } |
| |
| static void mouse_button_callback(GLFWwindow* window, int button, int action, int mods) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Mouse button %i (%s) (with%s) was %s\n", |
| counter++, slot->number, glfwGetTime(), button, |
| get_button_name(button), |
| get_mods_name(mods), |
| get_action_name(action)); |
| } |
| |
| static void cursor_position_callback(GLFWwindow* window, double x, double y) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Cursor position: %f %f\n", |
| counter++, slot->number, glfwGetTime(), x, y); |
| } |
| |
| static void cursor_enter_callback(GLFWwindow* window, int entered) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Cursor %s window\n", |
| counter++, slot->number, glfwGetTime(), |
| entered ? "entered" : "left"); |
| } |
| |
| static void scroll_callback(GLFWwindow* window, double x, double y) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Scroll: %0.3f %0.3f\n", |
| counter++, slot->number, glfwGetTime(), x, y); |
| } |
| |
| static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| const char* name = glfwGetKeyName(key, scancode); |
| |
| if (name) |
| { |
| printf("%08x to %i at %0.3f: Key 0x%04x Scancode 0x%04x (%s) (%s) (with%s) was %s\n", |
| counter++, slot->number, glfwGetTime(), key, scancode, |
| get_key_name(key), |
| name, |
| get_mods_name(mods), |
| get_action_name(action)); |
| } |
| else |
| { |
| printf("%08x to %i at %0.3f: Key 0x%04x Scancode 0x%04x (%s) (with%s) was %s\n", |
| counter++, slot->number, glfwGetTime(), key, scancode, |
| get_key_name(key), |
| get_mods_name(mods), |
| get_action_name(action)); |
| } |
| |
| if (action != GLFW_PRESS) |
| return; |
| |
| switch (key) |
| { |
| case GLFW_KEY_C: |
| { |
| slot->closeable = !slot->closeable; |
| |
| printf("(( closing %s ))\n", slot->closeable ? "enabled" : "disabled"); |
| break; |
| } |
| |
| case GLFW_KEY_L: |
| { |
| const int state = glfwGetInputMode(window, GLFW_LOCK_KEY_MODS); |
| glfwSetInputMode(window, GLFW_LOCK_KEY_MODS, !state); |
| |
| printf("(( lock key mods %s ))\n", !state ? "enabled" : "disabled"); |
| break; |
| } |
| } |
| } |
| |
| static void char_callback(GLFWwindow* window, unsigned int codepoint) |
| { |
| Slot* slot = glfwGetWindowUserPointer(window); |
| printf("%08x to %i at %0.3f: Character 0x%08x (%s) input\n", |
| counter++, slot->number, glfwGetTime(), codepoint, |
| get_character_string(codepoint)); |
| } |
| |
| static void drop_callback(GLFWwindow* window, int count, const char** paths) |
| { |
| int i; |
| Slot* slot = glfwGetWindowUserPointer(window); |
| |
| printf("%08x to %i at %0.3f: Drop input\n", |
| counter++, slot->number, glfwGetTime()); |
| |
| for (i = 0; i < count; i++) |
| printf(" %i: \"%s\"\n", i, paths[i]); |
| } |
| |
| static void monitor_callback(GLFWmonitor* monitor, int event) |
| { |
| if (event == GLFW_CONNECTED) |
| { |
| int x, y, widthMM, heightMM; |
| const GLFWvidmode* mode = glfwGetVideoMode(monitor); |
| |
| glfwGetMonitorPos(monitor, &x, &y); |
| glfwGetMonitorPhysicalSize(monitor, &widthMM, &heightMM); |
| |
| printf("%08x at %0.3f: Monitor %s (%ix%i at %ix%i, %ix%i mm) was connected\n", |
| counter++, |
| glfwGetTime(), |
| glfwGetMonitorName(monitor), |
| mode->width, mode->height, |
| x, y, |
| widthMM, heightMM); |
| } |
| else if (event == GLFW_DISCONNECTED) |
| { |
| printf("%08x at %0.3f: Monitor %s was disconnected\n", |
| counter++, |
| glfwGetTime(), |
| glfwGetMonitorName(monitor)); |
| } |
| } |
| |
| static void joystick_callback(int jid, int event) |
| { |
| if (event == GLFW_CONNECTED) |
| { |
| int axisCount, buttonCount, hatCount; |
| |
| glfwGetJoystickAxes(jid, &axisCount); |
| glfwGetJoystickButtons(jid, &buttonCount); |
| glfwGetJoystickHats(jid, &hatCount); |
| |
| printf("%08x at %0.3f: Joystick %i (%s) was connected with %i axes, %i buttons, and %i hats\n", |
| counter++, glfwGetTime(), |
| jid, |
| glfwGetJoystickName(jid), |
| axisCount, |
| buttonCount, |
| hatCount); |
| } |
| else |
| { |
| printf("%08x at %0.3f: Joystick %i was disconnected\n", |
| counter++, glfwGetTime(), jid); |
| } |
| } |
| |
| int main(int argc, char** argv) |
| { |
| Slot* slots; |
| GLFWmonitor* monitor = NULL; |
| int ch, i, width, height, count = 1; |
| |
| setlocale(LC_ALL, ""); |
| |
| glfwSetErrorCallback(error_callback); |
| |
| if (!glfwInit()) |
| exit(EXIT_FAILURE); |
| |
| printf("Library initialized\n"); |
| |
| glfwSetMonitorCallback(monitor_callback); |
| glfwSetJoystickCallback(joystick_callback); |
| |
| while ((ch = getopt(argc, argv, "hfn:")) != -1) |
| { |
| switch (ch) |
| { |
| case 'h': |
| usage(); |
| exit(EXIT_SUCCESS); |
| |
| case 'f': |
| monitor = glfwGetPrimaryMonitor(); |
| break; |
| |
| case 'n': |
| count = (int) strtoul(optarg, NULL, 10); |
| break; |
| |
| default: |
| usage(); |
| exit(EXIT_FAILURE); |
| } |
| } |
| |
| if (monitor) |
| { |
| const GLFWvidmode* mode = glfwGetVideoMode(monitor); |
| |
| glfwWindowHint(GLFW_REFRESH_RATE, mode->refreshRate); |
| glfwWindowHint(GLFW_RED_BITS, mode->redBits); |
| glfwWindowHint(GLFW_GREEN_BITS, mode->greenBits); |
| glfwWindowHint(GLFW_BLUE_BITS, mode->blueBits); |
| |
| width = mode->width; |
| height = mode->height; |
| } |
| else |
| { |
| width = 640; |
| height = 480; |
| } |
| |
| slots = calloc(count, sizeof(Slot)); |
| |
| for (i = 0; i < count; i++) |
| { |
| char title[128]; |
| |
| slots[i].closeable = GLFW_TRUE; |
| slots[i].number = i + 1; |
| |
| snprintf(title, sizeof(title), "Event Linter (Window %i)", slots[i].number); |
| |
| if (monitor) |
| { |
| printf("Creating full screen window %i (%ix%i on %s)\n", |
| slots[i].number, |
| width, height, |
| glfwGetMonitorName(monitor)); |
| } |
| else |
| { |
| printf("Creating windowed mode window %i (%ix%i)\n", |
| slots[i].number, |
| width, height); |
| } |
| |
| slots[i].window = glfwCreateWindow(width, height, title, monitor, NULL); |
| if (!slots[i].window) |
| { |
| free(slots); |
| glfwTerminate(); |
| exit(EXIT_FAILURE); |
| } |
| |
| glfwSetWindowUserPointer(slots[i].window, slots + i); |
| |
| glfwSetWindowPosCallback(slots[i].window, window_pos_callback); |
| glfwSetWindowSizeCallback(slots[i].window, window_size_callback); |
| glfwSetFramebufferSizeCallback(slots[i].window, framebuffer_size_callback); |
| glfwSetWindowContentScaleCallback(slots[i].window, window_content_scale_callback); |
| glfwSetWindowCloseCallback(slots[i].window, window_close_callback); |
| glfwSetWindowRefreshCallback(slots[i].window, window_refresh_callback); |
| glfwSetWindowFocusCallback(slots[i].window, window_focus_callback); |
| glfwSetWindowIconifyCallback(slots[i].window, window_iconify_callback); |
| glfwSetWindowMaximizeCallback(slots[i].window, window_maximize_callback); |
| glfwSetMouseButtonCallback(slots[i].window, mouse_button_callback); |
| glfwSetCursorPosCallback(slots[i].window, cursor_position_callback); |
| glfwSetCursorEnterCallback(slots[i].window, cursor_enter_callback); |
| glfwSetScrollCallback(slots[i].window, scroll_callback); |
| glfwSetKeyCallback(slots[i].window, key_callback); |
| glfwSetCharCallback(slots[i].window, char_callback); |
| glfwSetDropCallback(slots[i].window, drop_callback); |
| |
| glfwMakeContextCurrent(slots[i].window); |
| gladLoadGLLoader((GLADloadproc) glfwGetProcAddress); |
| glfwSwapInterval(1); |
| } |
| |
| printf("Main loop starting\n"); |
| |
| for (;;) |
| { |
| for (i = 0; i < count; i++) |
| { |
| if (glfwWindowShouldClose(slots[i].window)) |
| break; |
| } |
| |
| if (i < count) |
| break; |
| |
| glfwWaitEvents(); |
| |
| // Workaround for an issue with msvcrt and mintty |
| fflush(stdout); |
| } |
| |
| free(slots); |
| glfwTerminate(); |
| exit(EXIT_SUCCESS); |
| } |
| |