| //======================================================================== |
| // GLFW 3.1 Mir - www.glfw.org |
| //------------------------------------------------------------------------ |
| // Copyright (c) 2014-2015 Brandon Schaefer <brandon.schaefer@canonical.com> |
| // |
| // 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 "internal.h" |
| |
| #include <linux/input.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| |
| typedef struct EventNode |
| { |
| TAILQ_ENTRY(EventNode) entries; |
| const MirEvent* event; |
| _GLFWwindow* window; |
| } EventNode; |
| |
| static void deleteNode(EventQueue* queue, EventNode* node) |
| { |
| mir_event_unref(node->event); |
| free(node); |
| } |
| |
| static int emptyEventQueue(EventQueue* queue) |
| { |
| return queue->head.tqh_first == NULL ? GL_TRUE : GL_FALSE; |
| } |
| |
| // TODO The mir_event_ref is not supposed to be used but ... its needed |
| // in this case. Need to wait until we can read from an FD set up by mir |
| // for single threaded event handling. |
| static EventNode* newEventNode(const MirEvent* event, _GLFWwindow* context) |
| { |
| EventNode* new_node = calloc(1, sizeof(EventNode)); |
| new_node->event = mir_event_ref(event); |
| new_node->window = context; |
| |
| return new_node; |
| } |
| |
| static void enqueueEvent(const MirEvent* event, _GLFWwindow* context) |
| { |
| pthread_mutex_lock(&_glfw.mir.event_mutex); |
| |
| EventNode* new_node = newEventNode(event, context); |
| TAILQ_INSERT_TAIL(&_glfw.mir.event_queue->head, new_node, entries); |
| |
| pthread_cond_signal(&_glfw.mir.event_cond); |
| |
| pthread_mutex_unlock(&_glfw.mir.event_mutex); |
| } |
| |
| static EventNode* dequeueEvent(EventQueue* queue) |
| { |
| EventNode* node = NULL; |
| |
| pthread_mutex_lock(&_glfw.mir.event_mutex); |
| |
| node = queue->head.tqh_first; |
| |
| if (node) |
| TAILQ_REMOVE(&queue->head, node, entries); |
| |
| pthread_mutex_unlock(&_glfw.mir.event_mutex); |
| |
| return node; |
| } |
| |
| /* FIXME Soon to be changed upstream mir! So we can use an egl config to figure out |
| the best pixel format! |
| */ |
| static MirPixelFormat findValidPixelFormat(void) |
| { |
| unsigned int i, validFormats, mirPixelFormats = 32; |
| MirPixelFormat formats[mir_pixel_formats]; |
| |
| mir_connection_get_available_surface_formats(_glfw.mir.connection, formats, |
| mirPixelFormats, &validFormats); |
| |
| for (i = 0; i < validFormats; i++) |
| { |
| if (formats[i] == mir_pixel_format_abgr_8888 || |
| formats[i] == mir_pixel_format_xbgr_8888 || |
| formats[i] == mir_pixel_format_argb_8888 || |
| formats[i] == mir_pixel_format_xrgb_8888) |
| { |
| return formats[i]; |
| } |
| } |
| |
| return mir_pixel_format_invalid; |
| } |
| |
| static int mirModToGLFWMod(uint32_t mods) |
| { |
| int publicMods = 0x0; |
| |
| if (mods & mir_input_event_modifier_alt) |
| publicMods |= GLFW_MOD_ALT; |
| else if (mods & mir_input_event_modifier_shift) |
| publicMods |= GLFW_MOD_SHIFT; |
| else if (mods & mir_input_event_modifier_ctrl) |
| publicMods |= GLFW_MOD_CONTROL; |
| else if (mods & mir_input_event_modifier_meta) |
| publicMods |= GLFW_MOD_SUPER; |
| |
| return publicMods; |
| } |
| |
| // Taken from wl_init.c |
| static int toGLFWKeyCode(uint32_t key) |
| { |
| switch (key) |
| { |
| case KEY_GRAVE: return GLFW_KEY_GRAVE_ACCENT; |
| case KEY_1: return GLFW_KEY_1; |
| case KEY_2: return GLFW_KEY_2; |
| case KEY_3: return GLFW_KEY_3; |
| case KEY_4: return GLFW_KEY_4; |
| case KEY_5: return GLFW_KEY_5; |
| case KEY_6: return GLFW_KEY_6; |
| case KEY_7: return GLFW_KEY_7; |
| case KEY_8: return GLFW_KEY_8; |
| case KEY_9: return GLFW_KEY_9; |
| case KEY_0: return GLFW_KEY_0; |
| case KEY_MINUS: return GLFW_KEY_MINUS; |
| case KEY_EQUAL: return GLFW_KEY_EQUAL; |
| case KEY_Q: return GLFW_KEY_Q; |
| case KEY_W: return GLFW_KEY_W; |
| case KEY_E: return GLFW_KEY_E; |
| case KEY_R: return GLFW_KEY_R; |
| case KEY_T: return GLFW_KEY_T; |
| case KEY_Y: return GLFW_KEY_Y; |
| case KEY_U: return GLFW_KEY_U; |
| case KEY_I: return GLFW_KEY_I; |
| case KEY_O: return GLFW_KEY_O; |
| case KEY_P: return GLFW_KEY_P; |
| case KEY_LEFTBRACE: return GLFW_KEY_LEFT_BRACKET; |
| case KEY_RIGHTBRACE: return GLFW_KEY_RIGHT_BRACKET; |
| case KEY_A: return GLFW_KEY_A; |
| case KEY_S: return GLFW_KEY_S; |
| case KEY_D: return GLFW_KEY_D; |
| case KEY_F: return GLFW_KEY_F; |
| case KEY_G: return GLFW_KEY_G; |
| case KEY_H: return GLFW_KEY_H; |
| case KEY_J: return GLFW_KEY_J; |
| case KEY_K: return GLFW_KEY_K; |
| case KEY_L: return GLFW_KEY_L; |
| case KEY_SEMICOLON: return GLFW_KEY_SEMICOLON; |
| case KEY_APOSTROPHE: return GLFW_KEY_APOSTROPHE; |
| case KEY_Z: return GLFW_KEY_Z; |
| case KEY_X: return GLFW_KEY_X; |
| case KEY_C: return GLFW_KEY_C; |
| case KEY_V: return GLFW_KEY_V; |
| case KEY_B: return GLFW_KEY_B; |
| case KEY_N: return GLFW_KEY_N; |
| case KEY_M: return GLFW_KEY_M; |
| case KEY_COMMA: return GLFW_KEY_COMMA; |
| case KEY_DOT: return GLFW_KEY_PERIOD; |
| case KEY_SLASH: return GLFW_KEY_SLASH; |
| case KEY_BACKSLASH: return GLFW_KEY_BACKSLASH; |
| case KEY_ESC: return GLFW_KEY_ESCAPE; |
| case KEY_TAB: return GLFW_KEY_TAB; |
| case KEY_LEFTSHIFT: return GLFW_KEY_LEFT_SHIFT; |
| case KEY_RIGHTSHIFT: return GLFW_KEY_RIGHT_SHIFT; |
| case KEY_LEFTCTRL: return GLFW_KEY_LEFT_CONTROL; |
| case KEY_RIGHTCTRL: return GLFW_KEY_RIGHT_CONTROL; |
| case KEY_LEFTALT: return GLFW_KEY_LEFT_ALT; |
| case KEY_RIGHTALT: return GLFW_KEY_RIGHT_ALT; |
| case KEY_LEFTMETA: return GLFW_KEY_LEFT_SUPER; |
| case KEY_RIGHTMETA: return GLFW_KEY_RIGHT_SUPER; |
| case KEY_MENU: return GLFW_KEY_MENU; |
| case KEY_NUMLOCK: return GLFW_KEY_NUM_LOCK; |
| case KEY_CAPSLOCK: return GLFW_KEY_CAPS_LOCK; |
| case KEY_PRINT: return GLFW_KEY_PRINT_SCREEN; |
| case KEY_SCROLLLOCK: return GLFW_KEY_SCROLL_LOCK; |
| case KEY_PAUSE: return GLFW_KEY_PAUSE; |
| case KEY_DELETE: return GLFW_KEY_DELETE; |
| case KEY_BACKSPACE: return GLFW_KEY_BACKSPACE; |
| case KEY_ENTER: return GLFW_KEY_ENTER; |
| case KEY_HOME: return GLFW_KEY_HOME; |
| case KEY_END: return GLFW_KEY_END; |
| case KEY_PAGEUP: return GLFW_KEY_PAGE_UP; |
| case KEY_PAGEDOWN: return GLFW_KEY_PAGE_DOWN; |
| case KEY_INSERT: return GLFW_KEY_INSERT; |
| case KEY_LEFT: return GLFW_KEY_LEFT; |
| case KEY_RIGHT: return GLFW_KEY_RIGHT; |
| case KEY_DOWN: return GLFW_KEY_DOWN; |
| case KEY_UP: return GLFW_KEY_UP; |
| case KEY_F1: return GLFW_KEY_F1; |
| case KEY_F2: return GLFW_KEY_F2; |
| case KEY_F3: return GLFW_KEY_F3; |
| case KEY_F4: return GLFW_KEY_F4; |
| case KEY_F5: return GLFW_KEY_F5; |
| case KEY_F6: return GLFW_KEY_F6; |
| case KEY_F7: return GLFW_KEY_F7; |
| case KEY_F8: return GLFW_KEY_F8; |
| case KEY_F9: return GLFW_KEY_F9; |
| case KEY_F10: return GLFW_KEY_F10; |
| case KEY_F11: return GLFW_KEY_F11; |
| case KEY_F12: return GLFW_KEY_F12; |
| case KEY_F13: return GLFW_KEY_F13; |
| case KEY_F14: return GLFW_KEY_F14; |
| case KEY_F15: return GLFW_KEY_F15; |
| case KEY_F16: return GLFW_KEY_F16; |
| case KEY_F17: return GLFW_KEY_F17; |
| case KEY_F18: return GLFW_KEY_F18; |
| case KEY_F19: return GLFW_KEY_F19; |
| case KEY_F20: return GLFW_KEY_F20; |
| case KEY_F21: return GLFW_KEY_F21; |
| case KEY_F22: return GLFW_KEY_F22; |
| case KEY_F23: return GLFW_KEY_F23; |
| case KEY_F24: return GLFW_KEY_F24; |
| case KEY_KPSLASH: return GLFW_KEY_KP_DIVIDE; |
| case KEY_KPDOT: return GLFW_KEY_KP_MULTIPLY; |
| case KEY_KPMINUS: return GLFW_KEY_KP_SUBTRACT; |
| case KEY_KPPLUS: return GLFW_KEY_KP_ADD; |
| case KEY_KP0: return GLFW_KEY_KP_0; |
| case KEY_KP1: return GLFW_KEY_KP_1; |
| case KEY_KP2: return GLFW_KEY_KP_2; |
| case KEY_KP3: return GLFW_KEY_KP_3; |
| case KEY_KP4: return GLFW_KEY_KP_4; |
| case KEY_KP5: return GLFW_KEY_KP_5; |
| case KEY_KP6: return GLFW_KEY_KP_6; |
| case KEY_KP7: return GLFW_KEY_KP_7; |
| case KEY_KP8: return GLFW_KEY_KP_8; |
| case KEY_KP9: return GLFW_KEY_KP_9; |
| case KEY_KPCOMMA: return GLFW_KEY_KP_DECIMAL; |
| case KEY_KPEQUAL: return GLFW_KEY_KP_EQUAL; |
| case KEY_KPENTER: return GLFW_KEY_KP_ENTER; |
| default: return GLFW_KEY_UNKNOWN; |
| } |
| } |
| |
| static void handleKeyEvent(const MirKeyboardEvent* key_event, _GLFWwindow* window) |
| { |
| const int action = mir_keyboard_event_action (key_event); |
| const int scan_code = mir_keyboard_event_scan_code(key_event); |
| const int key_code = mir_keyboard_event_key_code (key_event); |
| const int modifiers = mir_keyboard_event_modifiers(key_event); |
| |
| const int pressed = action == mir_keyboard_action_up ? GLFW_RELEASE : GLFW_PRESS; |
| const int mods = mirModToGLFWMod(modifiers); |
| const long text = _glfwKeySym2Unicode(key_code); |
| const int plain = !(mods & (GLFW_MOD_CONTROL | GLFW_MOD_ALT)); |
| |
| _glfwInputKey(window, toGLFWKeyCode(scan_code), scan_code, pressed, mods); |
| |
| if (text != -1) |
| _glfwInputChar(window, text, mods, plain); |
| } |
| |
| static void handlePointerButton(_GLFWwindow* window, |
| int pressed, |
| const MirPointerEvent* pointer_event) |
| { |
| MirPointerButton button = mir_pointer_event_buttons (pointer_event); |
| int mods = mir_pointer_event_modifiers(pointer_event); |
| const int publicMods = mirModToGLFWMod(mods); |
| int publicButton; |
| |
| switch (button) |
| { |
| case mir_pointer_button_primary: |
| publicButton = GLFW_MOUSE_BUTTON_LEFT; |
| break; |
| case mir_pointer_button_secondary: |
| publicButton = GLFW_MOUSE_BUTTON_RIGHT; |
| break; |
| case mir_pointer_button_tertiary: |
| publicButton = GLFW_MOUSE_BUTTON_MIDDLE; |
| break; |
| case mir_pointer_button_forward: |
| // FIXME What is the forward button? |
| publicButton = GLFW_MOUSE_BUTTON_4; |
| break; |
| case mir_pointer_button_back: |
| // FIXME What is the back button? |
| publicButton = GLFW_MOUSE_BUTTON_5; |
| break; |
| default: |
| break; |
| } |
| |
| _glfwInputMouseClick(window, publicButton, pressed, publicMods); |
| } |
| |
| static void handlePointerMotion(_GLFWwindow* window, |
| const MirPointerEvent* pointer_event) |
| { |
| int current_x = window->cursorPosX; |
| int current_y = window->cursorPosY; |
| int x = mir_pointer_event_axis_value(pointer_event, mir_pointer_axis_x); |
| int y = mir_pointer_event_axis_value(pointer_event, mir_pointer_axis_y); |
| int dx = mir_pointer_event_axis_value(pointer_event, mir_pointer_axis_hscroll); |
| int dy = mir_pointer_event_axis_value(pointer_event, mir_pointer_axis_vscroll); |
| |
| if (current_x != x || current_y != y) |
| _glfwInputCursorMotion(window, x, y); |
| if (dx != 0 || dy != 0) |
| _glfwInputScroll(window, dx, dy); |
| } |
| |
| static void handlePointerEvent(const MirPointerEvent* pointer_event, |
| _GLFWwindow* window) |
| { |
| int action = mir_pointer_event_action(pointer_event); |
| |
| switch (action) |
| { |
| case mir_pointer_action_button_down: |
| handlePointerButton(window, GLFW_PRESS, pointer_event); |
| break; |
| case mir_pointer_action_button_up: |
| handlePointerButton(window, GLFW_RELEASE, pointer_event); |
| break; |
| case mir_pointer_action_motion: |
| handlePointerMotion(window, pointer_event); |
| break; |
| case mir_pointer_action_enter: |
| case mir_pointer_action_leave: |
| break; |
| default: |
| break; |
| |
| } |
| } |
| |
| static void handleInput(const MirInputEvent* input_event, _GLFWwindow* window) |
| { |
| int type = mir_input_event_get_type(input_event); |
| |
| switch (type) |
| { |
| case mir_input_event_type_key: |
| handleKeyEvent(mir_input_event_get_keyboard_event(input_event), window); |
| break; |
| case mir_input_event_type_pointer: |
| handlePointerEvent(mir_input_event_get_pointer_event(input_event), window); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void handleEvent(const MirEvent* event, _GLFWwindow* window) |
| { |
| int type = mir_event_get_type(event); |
| |
| switch (type) |
| { |
| case mir_event_type_input: |
| handleInput(mir_event_get_input_event(event), window); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void addNewEvent(MirSurface* surface, const MirEvent* event, void* context) |
| { |
| enqueueEvent(event, context); |
| } |
| |
| static int createSurface(_GLFWwindow* window) |
| { |
| MirSurfaceSpec* spec; |
| MirBufferUsage buffer_usage = mir_buffer_usage_hardware; |
| MirPixelFormat pixel_format = findValidPixelFormat(); |
| |
| if (pixel_format == mir_pixel_format_invalid) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unable to find a correct pixel format"); |
| return GL_FALSE; |
| } |
| |
| spec = mir_connection_create_spec_for_normal_surface(_glfw.mir.connection, |
| window->mir.width, |
| window->mir.height, |
| pixel_format); |
| |
| mir_surface_spec_set_buffer_usage(spec, buffer_usage); |
| mir_surface_spec_set_name(spec, "MirSurface"); |
| |
| window->mir.surface = mir_surface_create_sync(spec); |
| mir_surface_spec_release(spec); |
| |
| if (!mir_surface_is_valid(window->mir.surface)) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unable to create surface: %s", |
| mir_surface_get_error_message(window->mir.surface)); |
| |
| return GL_FALSE; |
| } |
| |
| mir_surface_set_event_handler(window->mir.surface, addNewEvent, window); |
| |
| return GL_TRUE; |
| } |
| |
| ////////////////////////////////////////////////////////////////////////// |
| ////// GLFW internal API ////// |
| ////////////////////////////////////////////////////////////////////////// |
| |
| void _glfwInitEventQueue(EventQueue* queue) |
| { |
| TAILQ_INIT(&queue->head); |
| } |
| |
| void _glfwDeleteEventQueue(EventQueue* queue) |
| { |
| if (queue) |
| { |
| EventNode* node, *node_next; |
| node = queue->head.tqh_first; |
| |
| while (node != NULL) |
| { |
| node_next = node->entries.tqe_next; |
| |
| TAILQ_REMOVE(&queue->head, node, entries); |
| deleteNode(queue, node); |
| |
| node = node_next; |
| } |
| |
| free(queue); |
| } |
| } |
| |
| ////////////////////////////////////////////////////////////////////////// |
| ////// GLFW platform API ////// |
| ////////////////////////////////////////////////////////////////////////// |
| |
| int _glfwPlatformCreateWindow(_GLFWwindow* window, |
| const _GLFWwndconfig* wndconfig, |
| const _GLFWctxconfig* ctxconfig, |
| const _GLFWfbconfig* fbconfig) |
| { |
| if (!_glfwCreateContext(window, ctxconfig, fbconfig)) |
| return GL_FALSE; |
| |
| if (wndconfig->monitor) |
| { |
| GLFWvidmode mode; |
| _glfwPlatformGetVideoMode(wndconfig->monitor, &mode); |
| |
| mir_surface_set_state(window->mir.surface, mir_surface_state_fullscreen); |
| |
| if (wndconfig->width > mode.width || wndconfig->height > mode.height) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Requested surface size too large: %ix%i", |
| wndconfig->width, wndconfig->height); |
| |
| return GL_FALSE; |
| } |
| } |
| |
| window->mir.width = wndconfig->width; |
| window->mir.height = wndconfig->height; |
| |
| if (!createSurface(window)) |
| return GL_FALSE; |
| |
| window->mir.window = mir_buffer_stream_get_egl_native_window( |
| mir_surface_get_buffer_stream(window->mir.surface)); |
| |
| return GL_TRUE; |
| } |
| |
| void _glfwPlatformDestroyWindow(_GLFWwindow* window) |
| { |
| if (mir_surface_is_valid(window->mir.surface)) |
| { |
| mir_surface_release_sync(window->mir.surface); |
| window->mir.surface = NULL; |
| } |
| |
| _glfwDestroyContext(window); |
| } |
| |
| void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title) |
| { |
| MirSurfaceSpec* spec; |
| const char* e_title = title ? title : ""; |
| |
| spec = mir_connection_create_spec_for_changes(_glfw.mir.connection); |
| mir_surface_spec_set_name(spec, e_title); |
| |
| mir_surface_apply_spec(window->mir.surface, spec); |
| mir_surface_spec_release(spec); |
| } |
| |
| void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height) |
| { |
| MirSurfaceSpec* spec; |
| |
| spec = mir_connection_create_spec_for_changes(_glfw.mir.connection); |
| mir_surface_spec_set_width (spec, width); |
| mir_surface_spec_set_height(spec, height); |
| |
| mir_surface_apply_spec(window->mir.surface, spec); |
| mir_surface_spec_release(spec); |
| } |
| |
| void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window, |
| int* left, int* top, |
| int* right, int* bottom) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height) |
| { |
| if (width) |
| *width = window->mir.width; |
| if (height) |
| *height = window->mir.height; |
| } |
| |
| void _glfwPlatformIconifyWindow(_GLFWwindow* window) |
| { |
| mir_surface_set_state(window->mir.surface, mir_surface_state_minimized); |
| } |
| |
| void _glfwPlatformRestoreWindow(_GLFWwindow* window) |
| { |
| mir_surface_set_state(window->mir.surface, mir_surface_state_restored); |
| } |
| |
| void _glfwPlatformHideWindow(_GLFWwindow* window) |
| { |
| MirSurfaceSpec* spec; |
| |
| spec = mir_connection_create_spec_for_changes(_glfw.mir.connection); |
| mir_surface_spec_set_state(spec, mir_surface_state_hidden); |
| |
| mir_surface_apply_spec(window->mir.surface, spec); |
| mir_surface_spec_release(spec); |
| } |
| |
| void _glfwPlatformShowWindow(_GLFWwindow* window) |
| { |
| MirSurfaceSpec* spec; |
| |
| spec = mir_connection_create_spec_for_changes(_glfw.mir.connection); |
| mir_surface_spec_set_state(spec, mir_surface_state_restored); |
| |
| mir_surface_apply_spec(window->mir.surface, spec); |
| mir_surface_spec_release(spec); |
| } |
| |
| void _glfwPlatformUnhideWindow(_GLFWwindow* window) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| int _glfwPlatformWindowFocused(_GLFWwindow* window) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| return GL_FALSE; |
| } |
| |
| int _glfwPlatformWindowIconified(_GLFWwindow* window) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| return GL_FALSE; |
| } |
| |
| int _glfwPlatformWindowVisible(_GLFWwindow* window) |
| { |
| return mir_surface_get_visibility(window->mir.surface) == mir_surface_visibility_exposed; |
| } |
| |
| void _glfwPlatformPollEvents(void) |
| { |
| EventNode* node = NULL; |
| |
| while ((node = dequeueEvent(_glfw.mir.event_queue))) |
| { |
| handleEvent(node->event, node->window); |
| deleteNode(_glfw.mir.event_queue, node); |
| } |
| } |
| |
| void _glfwPlatformWaitEvents(void) |
| { |
| pthread_mutex_lock(&_glfw.mir.event_mutex); |
| |
| if (emptyEventQueue(_glfw.mir.event_queue)) |
| pthread_cond_wait(&_glfw.mir.event_cond, &_glfw.mir.event_mutex); |
| |
| pthread_mutex_unlock(&_glfw.mir.event_mutex); |
| |
| _glfwPlatformPollEvents(); |
| } |
| |
| void _glfwPlatformPostEmptyEvent(void) |
| { |
| } |
| |
| void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height) |
| { |
| if (width) |
| *width = window->mir.width; |
| if (height) |
| *height = window->mir.height; |
| } |
| |
| // FIXME implement |
| int _glfwPlatformCreateCursor(_GLFWcursor* cursor, |
| const GLFWimage* image, |
| int xhot, int yhot) |
| { |
| MirBufferStream* stream; |
| MirPixelFormat pixel_format = findValidPixelFormat(); |
| |
| int i_w = image->width; |
| int i_h = image->height; |
| |
| if (pixel_format == mir_pixel_format_invalid) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unable to find a correct pixel format"); |
| return GL_FALSE; |
| } |
| |
| stream = mir_connection_create_buffer_stream_sync(_glfw.mir.connection, |
| i_w, i_h, |
| pixel_format, |
| mir_buffer_usage_software); |
| |
| cursor->mir.conf = mir_cursor_configuration_from_buffer_stream(stream, xhot, yhot); |
| |
| char* dest; |
| unsigned char *pixels; |
| int i, r_stride, bytes_per_pixel, bytes_per_row; |
| |
| MirGraphicsRegion region; |
| mir_buffer_stream_get_graphics_region(stream, ®ion); |
| |
| // FIXME Figure this out based on the current_pf |
| bytes_per_pixel = 4; |
| bytes_per_row = bytes_per_pixel * i_w; |
| |
| dest = region.vaddr; |
| pixels = image->pixels; |
| |
| r_stride = region.stride; |
| |
| for (i = 0; i < i_h; i++) |
| { |
| memcpy(dest, pixels, bytes_per_row); |
| dest += r_stride; |
| pixels += r_stride; |
| } |
| |
| cursor->mir.custom_cursor = stream; |
| |
| return GL_TRUE; |
| } |
| |
| const char* getSystemCursorName(int shape) |
| { |
| switch (shape) |
| { |
| case GLFW_ARROW_CURSOR: |
| return mir_arrow_cursor_name; |
| case GLFW_IBEAM_CURSOR: |
| return mir_caret_cursor_name; |
| case GLFW_CROSSHAIR_CURSOR: |
| return mir_crosshair_cursor_name; |
| case GLFW_HAND_CURSOR: |
| return mir_open_hand_cursor_name; |
| case GLFW_HRESIZE_CURSOR: |
| return mir_horizontal_resize_cursor_name; |
| case GLFW_VRESIZE_CURSOR: |
| return mir_vertical_resize_cursor_name; |
| } |
| |
| return NULL; |
| } |
| |
| int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape) |
| { |
| const char* cursor_name = getSystemCursorName(shape); |
| |
| if (cursor_name) |
| { |
| cursor->mir.conf = mir_cursor_configuration_from_name(cursor_name); |
| cursor->mir.custom_cursor = NULL; |
| |
| return GL_TRUE; |
| } |
| |
| return GL_FALSE; |
| } |
| |
| void _glfwPlatformDestroyCursor(_GLFWcursor* cursor) |
| { |
| if (cursor->mir.conf) |
| mir_cursor_configuration_destroy(cursor->mir.conf); |
| if (cursor->mir.custom_cursor) |
| mir_buffer_stream_release_sync(cursor->mir.custom_cursor); |
| } |
| |
| void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor) |
| { |
| if (cursor && cursor->mir.conf) |
| { |
| mir_wait_for(mir_surface_configure_cursor(window->mir.surface, cursor->mir.conf)); |
| if (cursor->mir.custom_cursor) |
| { |
| /* FIXME Bug https://bugs.launchpad.net/mir/+bug/1477285 |
| Requires a triple buffer swap to get the cursor buffer on top! (since mir is tripled buffered) |
| */ |
| mir_buffer_stream_swap_buffers_sync(cursor->mir.custom_cursor); |
| mir_buffer_stream_swap_buffers_sync(cursor->mir.custom_cursor); |
| mir_buffer_stream_swap_buffers_sync(cursor->mir.custom_cursor); |
| } |
| } |
| else |
| { |
| mir_wait_for(mir_surface_configure_cursor(window->mir.surface, _glfw.mir.default_conf)); |
| } |
| } |
| |
| void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformSetCursorPos(_GLFWwindow* window, double xpos, double ypos) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformApplyCursorMode(_GLFWwindow* window) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| } |
| |
| const char* _glfwPlatformGetClipboardString(_GLFWwindow* window) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "Mir: Unsupported function %s", __PRETTY_FUNCTION__); |
| |
| return NULL; |
| } |
| |
