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740 lines
22 KiB
740 lines
22 KiB
//======================================================================== |
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// GLFW 3.1 - www.glfw.org |
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//------------------------------------------------------------------------ |
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// Copyright (c) 2002-2006 Marcus Geelnard |
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// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org> |
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// Copyright (c) 2012 Torsten Walluhn <tw@mad-cad.net> |
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// |
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// This software is provided 'as-is', without any express or implied |
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// warranty. In no event will the authors be held liable for any damages |
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// arising from the use of this software. |
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// |
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// Permission is granted to anyone to use this software for any purpose, |
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// including commercial applications, and to alter it and redistribute it |
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// freely, subject to the following restrictions: |
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// |
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// 1. The origin of this software must not be misrepresented; you must not |
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// claim that you wrote the original software. If you use this software |
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// in a product, an acknowledgment in the product documentation would |
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// be appreciated but is not required. |
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// |
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// 2. Altered source versions must be plainly marked as such, and must not |
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// be misrepresented as being the original software. |
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// |
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// 3. This notice may not be removed or altered from any source |
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// distribution. |
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// |
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//======================================================================== |
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#include "internal.h" |
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#include <string.h> |
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#include <stdlib.h> |
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////////////////////////////////////////////////////////////////////////// |
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////// GLFW event API ////// |
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////////////////////////////////////////////////////////////////////////// |
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void _glfwInputWindowFocus(_GLFWwindow* window, GLboolean focused) |
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{ |
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if (focused) |
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{ |
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_glfw.focusedWindow = window; |
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if (window->callbacks.focus) |
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window->callbacks.focus((GLFWwindow*) window, focused); |
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} |
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else |
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{ |
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int i; |
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_glfw.focusedWindow = NULL; |
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if (window->callbacks.focus) |
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window->callbacks.focus((GLFWwindow*) window, focused); |
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// Release all pressed keyboard keys |
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for (i = 0; i <= GLFW_KEY_LAST; i++) |
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{ |
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if (window->keys[i] == GLFW_PRESS) |
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_glfwInputKey(window, i, 0, GLFW_RELEASE, 0); |
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} |
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// Release all pressed mouse buttons |
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for (i = 0; i <= GLFW_MOUSE_BUTTON_LAST; i++) |
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{ |
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if (window->mouseButtons[i] == GLFW_PRESS) |
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_glfwInputMouseClick(window, i, GLFW_RELEASE, 0); |
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} |
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} |
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} |
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void _glfwInputWindowPos(_GLFWwindow* window, int x, int y) |
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{ |
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if (window->callbacks.pos) |
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window->callbacks.pos((GLFWwindow*) window, x, y); |
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} |
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void _glfwInputWindowSize(_GLFWwindow* window, int width, int height) |
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{ |
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if (window->callbacks.size) |
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window->callbacks.size((GLFWwindow*) window, width, height); |
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} |
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void _glfwInputWindowIconify(_GLFWwindow* window, int iconified) |
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{ |
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if (window->callbacks.iconify) |
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window->callbacks.iconify((GLFWwindow*) window, iconified); |
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} |
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void _glfwInputFramebufferSize(_GLFWwindow* window, int width, int height) |
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{ |
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if (window->callbacks.fbsize) |
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window->callbacks.fbsize((GLFWwindow*) window, width, height); |
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} |
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void _glfwInputWindowDamage(_GLFWwindow* window) |
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{ |
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if (window->callbacks.refresh) |
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window->callbacks.refresh((GLFWwindow*) window); |
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} |
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void _glfwInputWindowCloseRequest(_GLFWwindow* window) |
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{ |
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window->closed = GL_TRUE; |
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if (window->callbacks.close) |
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window->callbacks.close((GLFWwindow*) window); |
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} |
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////////////////////////////////////////////////////////////////////////// |
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////// GLFW public API ////// |
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////////////////////////////////////////////////////////////////////////// |
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GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height, |
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const char* title, |
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GLFWmonitor* monitor, |
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GLFWwindow* share) |
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{ |
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_GLFWfbconfig fbconfig; |
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_GLFWctxconfig ctxconfig; |
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_GLFWwndconfig wndconfig; |
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_GLFWwindow* window; |
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_GLFWwindow* previous; |
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_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
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if (width <= 0 || height <= 0) |
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{ |
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_glfwInputError(GLFW_INVALID_VALUE, "Invalid window size"); |
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return NULL; |
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} |
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// Set up desired framebuffer config |
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fbconfig.redBits = _glfw.hints.redBits; |
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fbconfig.greenBits = _glfw.hints.greenBits; |
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fbconfig.blueBits = _glfw.hints.blueBits; |
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fbconfig.alphaBits = _glfw.hints.alphaBits; |
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fbconfig.depthBits = _glfw.hints.depthBits; |
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fbconfig.stencilBits = _glfw.hints.stencilBits; |
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fbconfig.accumRedBits = _glfw.hints.accumRedBits; |
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fbconfig.accumGreenBits = _glfw.hints.accumGreenBits; |
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fbconfig.accumBlueBits = _glfw.hints.accumBlueBits; |
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fbconfig.accumAlphaBits = _glfw.hints.accumAlphaBits; |
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fbconfig.auxBuffers = _glfw.hints.auxBuffers; |
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fbconfig.stereo = _glfw.hints.stereo ? GL_TRUE : GL_FALSE; |
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fbconfig.samples = _glfw.hints.samples; |
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fbconfig.sRGB = _glfw.hints.sRGB; |
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fbconfig.doublebuffer = _glfw.hints.doublebuffer ? GL_TRUE : GL_FALSE; |
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// Set up desired window config |
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wndconfig.width = width; |
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wndconfig.height = height; |
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wndconfig.title = title; |
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wndconfig.resizable = _glfw.hints.resizable ? GL_TRUE : GL_FALSE; |
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wndconfig.visible = _glfw.hints.visible ? GL_TRUE : GL_FALSE; |
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wndconfig.decorated = _glfw.hints.decorated ? GL_TRUE : GL_FALSE; |
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wndconfig.focused = _glfw.hints.focused ? GL_TRUE : GL_FALSE; |
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wndconfig.autoIconify = _glfw.hints.autoIconify ? GL_TRUE : GL_FALSE; |
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wndconfig.floating = _glfw.hints.floating ? GL_TRUE : GL_FALSE; |
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wndconfig.monitor = (_GLFWmonitor*) monitor; |
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// Set up desired context config |
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ctxconfig.api = _glfw.hints.api; |
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ctxconfig.major = _glfw.hints.major; |
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ctxconfig.minor = _glfw.hints.minor; |
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ctxconfig.forward = _glfw.hints.forward ? GL_TRUE : GL_FALSE; |
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ctxconfig.debug = _glfw.hints.debug ? GL_TRUE : GL_FALSE; |
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ctxconfig.profile = _glfw.hints.profile; |
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ctxconfig.robustness = _glfw.hints.robustness; |
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ctxconfig.release = _glfw.hints.release; |
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ctxconfig.share = (_GLFWwindow*) share; |
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// Check the OpenGL bits of the window config |
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if (!_glfwIsValidContextConfig(&ctxconfig)) |
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return NULL; |
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window = calloc(1, sizeof(_GLFWwindow)); |
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window->next = _glfw.windowListHead; |
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_glfw.windowListHead = window; |
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if (wndconfig.monitor) |
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{ |
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wndconfig.resizable = GL_TRUE; |
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wndconfig.visible = GL_TRUE; |
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wndconfig.focused = GL_TRUE; |
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// Set up desired video mode |
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window->videoMode.width = width; |
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window->videoMode.height = height; |
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window->videoMode.redBits = _glfw.hints.redBits; |
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window->videoMode.greenBits = _glfw.hints.greenBits; |
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window->videoMode.blueBits = _glfw.hints.blueBits; |
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window->videoMode.refreshRate = _glfw.hints.refreshRate; |
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} |
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// Transfer window hints that are persistent settings and not |
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// just initial states |
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window->monitor = wndconfig.monitor; |
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window->resizable = wndconfig.resizable; |
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window->decorated = wndconfig.decorated; |
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window->autoIconify = wndconfig.autoIconify; |
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window->floating = wndconfig.floating; |
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window->cursorMode = GLFW_CURSOR_NORMAL; |
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// Save the currently current context so it can be restored later |
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previous = _glfwPlatformGetCurrentContext(); |
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// Open the actual window and create its context |
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if (!_glfwPlatformCreateWindow(window, &wndconfig, &ctxconfig, &fbconfig)) |
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{ |
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glfwDestroyWindow((GLFWwindow*) window); |
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_glfwPlatformMakeContextCurrent(previous); |
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return NULL; |
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} |
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_glfwPlatformMakeContextCurrent(window); |
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// Retrieve the actual (as opposed to requested) context attributes |
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if (!_glfwRefreshContextAttribs(&ctxconfig)) |
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{ |
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glfwDestroyWindow((GLFWwindow*) window); |
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_glfwPlatformMakeContextCurrent(previous); |
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return NULL; |
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} |
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// Verify the context against the requested parameters |
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if (!_glfwIsValidContext(&ctxconfig)) |
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{ |
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glfwDestroyWindow((GLFWwindow*) window); |
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_glfwPlatformMakeContextCurrent(previous); |
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return NULL; |
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} |
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// Clearing the front buffer to black to avoid garbage pixels left over |
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// from previous uses of our bit of VRAM |
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glClear(GL_COLOR_BUFFER_BIT); |
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_glfwPlatformSwapBuffers(window); |
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// Restore the previously current context (or NULL) |
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_glfwPlatformMakeContextCurrent(previous); |
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if (wndconfig.monitor) |
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{ |
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int width, height; |
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_glfwPlatformGetWindowSize(window, &width, &height); |
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window->cursorPosX = width / 2; |
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window->cursorPosY = height / 2; |
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_glfwPlatformSetCursorPos(window, window->cursorPosX, window->cursorPosY); |
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} |
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else |
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{ |
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if (wndconfig.visible) |
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{ |
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if (wndconfig.focused) |
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_glfwPlatformShowWindow(window); |
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else |
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_glfwPlatformUnhideWindow(window); |
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} |
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} |
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return (GLFWwindow*) window; |
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} |
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void glfwDefaultWindowHints(void) |
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{ |
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_GLFW_REQUIRE_INIT(); |
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memset(&_glfw.hints, 0, sizeof(_glfw.hints)); |
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// The default is OpenGL with minimum version 1.0 |
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_glfw.hints.api = GLFW_OPENGL_API; |
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_glfw.hints.major = 1; |
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_glfw.hints.minor = 0; |
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// The default is a focused, visible, resizable window with decorations |
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_glfw.hints.resizable = GL_TRUE; |
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_glfw.hints.visible = GL_TRUE; |
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_glfw.hints.decorated = GL_TRUE; |
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_glfw.hints.focused = GL_TRUE; |
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_glfw.hints.autoIconify = GL_TRUE; |
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// The default is to select the highest available refresh rate |
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_glfw.hints.refreshRate = GLFW_DONT_CARE; |
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// The default is 24 bits of color, 24 bits of depth and 8 bits of stencil, |
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// double buffered |
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_glfw.hints.redBits = 8; |
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_glfw.hints.greenBits = 8; |
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_glfw.hints.blueBits = 8; |
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_glfw.hints.alphaBits = 8; |
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_glfw.hints.depthBits = 24; |
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_glfw.hints.stencilBits = 8; |
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_glfw.hints.doublebuffer = GL_TRUE; |
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} |
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GLFWAPI void glfwWindowHint(int target, int hint) |
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{ |
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_GLFW_REQUIRE_INIT(); |
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switch (target) |
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{ |
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case GLFW_RED_BITS: |
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_glfw.hints.redBits = hint; |
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break; |
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case GLFW_GREEN_BITS: |
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_glfw.hints.greenBits = hint; |
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break; |
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case GLFW_BLUE_BITS: |
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_glfw.hints.blueBits = hint; |
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break; |
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case GLFW_ALPHA_BITS: |
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_glfw.hints.alphaBits = hint; |
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break; |
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case GLFW_DEPTH_BITS: |
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_glfw.hints.depthBits = hint; |
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break; |
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case GLFW_STENCIL_BITS: |
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_glfw.hints.stencilBits = hint; |
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break; |
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case GLFW_ACCUM_RED_BITS: |
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_glfw.hints.accumRedBits = hint; |
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break; |
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case GLFW_ACCUM_GREEN_BITS: |
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_glfw.hints.accumGreenBits = hint; |
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break; |
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case GLFW_ACCUM_BLUE_BITS: |
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_glfw.hints.accumBlueBits = hint; |
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break; |
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case GLFW_ACCUM_ALPHA_BITS: |
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_glfw.hints.accumAlphaBits = hint; |
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break; |
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case GLFW_AUX_BUFFERS: |
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_glfw.hints.auxBuffers = hint; |
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break; |
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case GLFW_STEREO: |
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_glfw.hints.stereo = hint; |
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break; |
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case GLFW_REFRESH_RATE: |
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_glfw.hints.refreshRate = hint; |
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break; |
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case GLFW_DOUBLEBUFFER: |
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_glfw.hints.doublebuffer = hint; |
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break; |
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case GLFW_RESIZABLE: |
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_glfw.hints.resizable = hint; |
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break; |
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case GLFW_DECORATED: |
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_glfw.hints.decorated = hint; |
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break; |
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case GLFW_FOCUSED: |
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_glfw.hints.focused = hint; |
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break; |
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case GLFW_AUTO_ICONIFY: |
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_glfw.hints.autoIconify = hint; |
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break; |
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case GLFW_FLOATING: |
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_glfw.hints.floating = hint; |
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break; |
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case GLFW_VISIBLE: |
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_glfw.hints.visible = hint; |
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break; |
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case GLFW_SAMPLES: |
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_glfw.hints.samples = hint; |
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break; |
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case GLFW_SRGB_CAPABLE: |
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_glfw.hints.sRGB = hint; |
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break; |
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case GLFW_CLIENT_API: |
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_glfw.hints.api = hint; |
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break; |
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case GLFW_CONTEXT_VERSION_MAJOR: |
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_glfw.hints.major = hint; |
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break; |
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case GLFW_CONTEXT_VERSION_MINOR: |
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_glfw.hints.minor = hint; |
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break; |
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case GLFW_CONTEXT_ROBUSTNESS: |
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_glfw.hints.robustness = hint; |
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break; |
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case GLFW_OPENGL_FORWARD_COMPAT: |
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_glfw.hints.forward = hint; |
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break; |
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case GLFW_OPENGL_DEBUG_CONTEXT: |
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_glfw.hints.debug = hint; |
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break; |
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case GLFW_OPENGL_PROFILE: |
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_glfw.hints.profile = hint; |
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break; |
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case GLFW_CONTEXT_RELEASE_BEHAVIOR: |
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_glfw.hints.release = hint; |
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break; |
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default: |
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_glfwInputError(GLFW_INVALID_ENUM, NULL); |
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break; |
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} |
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} |
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GLFWAPI void glfwDestroyWindow(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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// Allow closing of NULL (to match the behavior of free) |
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if (window == NULL) |
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return; |
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// Clear all callbacks to avoid exposing a half torn-down window object |
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memset(&window->callbacks, 0, sizeof(window->callbacks)); |
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// The window's context must not be current on another thread when the |
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// window is destroyed |
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if (window == _glfwPlatformGetCurrentContext()) |
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_glfwPlatformMakeContextCurrent(NULL); |
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// Clear the focused window pointer if this is the focused window |
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if (_glfw.focusedWindow == window) |
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_glfw.focusedWindow = NULL; |
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_glfwPlatformDestroyWindow(window); |
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// Unlink window from global linked list |
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{ |
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_GLFWwindow** prev = &_glfw.windowListHead; |
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while (*prev != window) |
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prev = &((*prev)->next); |
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*prev = window->next; |
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} |
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free(window); |
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} |
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GLFWAPI int glfwWindowShouldClose(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT_OR_RETURN(0); |
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return window->closed; |
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} |
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GLFWAPI void glfwSetWindowShouldClose(GLFWwindow* handle, int value) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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window->closed = value; |
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} |
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GLFWAPI void glfwSetWindowTitle(GLFWwindow* handle, const char* title) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformSetWindowTitle(window, title); |
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} |
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GLFWAPI void glfwGetWindowPos(GLFWwindow* handle, int* xpos, int* ypos) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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if (xpos) |
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*xpos = 0; |
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if (ypos) |
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*ypos = 0; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformGetWindowPos(window, xpos, ypos); |
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} |
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GLFWAPI void glfwSetWindowPos(GLFWwindow* handle, int xpos, int ypos) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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if (window->monitor) |
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{ |
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_glfwInputError(GLFW_INVALID_VALUE, |
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"Full screen windows cannot be positioned"); |
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return; |
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} |
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_glfwPlatformSetWindowPos(window, xpos, ypos); |
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} |
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GLFWAPI void glfwGetWindowSize(GLFWwindow* handle, int* width, int* height) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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if (width) |
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*width = 0; |
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if (height) |
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*height = 0; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformGetWindowSize(window, width, height); |
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} |
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GLFWAPI void glfwSetWindowSize(GLFWwindow* handle, int width, int height) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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if (window->monitor) |
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{ |
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window->videoMode.width = width; |
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window->videoMode.height = height; |
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} |
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_glfwPlatformSetWindowSize(window, width, height); |
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} |
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GLFWAPI void glfwGetFramebufferSize(GLFWwindow* handle, int* width, int* height) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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if (width) |
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*width = 0; |
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if (height) |
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*height = 0; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformGetFramebufferSize(window, width, height); |
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} |
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GLFWAPI void glfwGetWindowFrameSize(GLFWwindow* handle, |
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int* left, int* top, |
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int* right, int* bottom) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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if (left) |
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*left = 0; |
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if (top) |
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*top = 0; |
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if (right) |
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*right = 0; |
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if (bottom) |
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*bottom = 0; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformGetWindowFrameSize(window, left, top, right, bottom); |
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} |
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GLFWAPI void glfwIconifyWindow(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformIconifyWindow(window); |
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} |
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GLFWAPI void glfwRestoreWindow(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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_GLFW_REQUIRE_INIT(); |
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_glfwPlatformRestoreWindow(window); |
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} |
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GLFWAPI void glfwShowWindow(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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|
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_GLFW_REQUIRE_INIT(); |
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|
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if (window->monitor) |
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return; |
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_glfwPlatformShowWindow(window); |
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} |
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GLFWAPI void glfwHideWindow(GLFWwindow* handle) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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|
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_GLFW_REQUIRE_INIT(); |
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|
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if (window->monitor) |
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return; |
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|
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_glfwPlatformHideWindow(window); |
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} |
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GLFWAPI int glfwGetWindowAttrib(GLFWwindow* handle, int attrib) |
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{ |
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_GLFWwindow* window = (_GLFWwindow*) handle; |
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|
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_GLFW_REQUIRE_INIT_OR_RETURN(0); |
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|
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switch (attrib) |
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{ |
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case GLFW_FOCUSED: |
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return _glfwPlatformWindowFocused(window); |
|
case GLFW_ICONIFIED: |
|
return _glfwPlatformWindowIconified(window); |
|
case GLFW_VISIBLE: |
|
return _glfwPlatformWindowVisible(window); |
|
case GLFW_RESIZABLE: |
|
return window->resizable; |
|
case GLFW_DECORATED: |
|
return window->decorated; |
|
case GLFW_FLOATING: |
|
return window->floating; |
|
case GLFW_CLIENT_API: |
|
return window->context.api; |
|
case GLFW_CONTEXT_VERSION_MAJOR: |
|
return window->context.major; |
|
case GLFW_CONTEXT_VERSION_MINOR: |
|
return window->context.minor; |
|
case GLFW_CONTEXT_REVISION: |
|
return window->context.revision; |
|
case GLFW_CONTEXT_ROBUSTNESS: |
|
return window->context.robustness; |
|
case GLFW_OPENGL_FORWARD_COMPAT: |
|
return window->context.forward; |
|
case GLFW_OPENGL_DEBUG_CONTEXT: |
|
return window->context.debug; |
|
case GLFW_OPENGL_PROFILE: |
|
return window->context.profile; |
|
case GLFW_CONTEXT_RELEASE_BEHAVIOR: |
|
return window->context.release; |
|
} |
|
|
|
_glfwInputError(GLFW_INVALID_ENUM, NULL); |
|
return 0; |
|
} |
|
|
|
GLFWAPI GLFWmonitor* glfwGetWindowMonitor(GLFWwindow* handle) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
return (GLFWmonitor*) window->monitor; |
|
} |
|
|
|
GLFWAPI void glfwSetWindowUserPointer(GLFWwindow* handle, void* pointer) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT(); |
|
window->userPointer = pointer; |
|
} |
|
|
|
GLFWAPI void* glfwGetWindowUserPointer(GLFWwindow* handle) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
return window->userPointer; |
|
} |
|
|
|
GLFWAPI GLFWwindowposfun glfwSetWindowPosCallback(GLFWwindow* handle, |
|
GLFWwindowposfun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.pos, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWwindowsizefun glfwSetWindowSizeCallback(GLFWwindow* handle, |
|
GLFWwindowsizefun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.size, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWwindowclosefun glfwSetWindowCloseCallback(GLFWwindow* handle, |
|
GLFWwindowclosefun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.close, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWwindowrefreshfun glfwSetWindowRefreshCallback(GLFWwindow* handle, |
|
GLFWwindowrefreshfun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.refresh, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWwindowfocusfun glfwSetWindowFocusCallback(GLFWwindow* handle, |
|
GLFWwindowfocusfun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.focus, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWwindowiconifyfun glfwSetWindowIconifyCallback(GLFWwindow* handle, |
|
GLFWwindowiconifyfun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.iconify, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI GLFWframebuffersizefun glfwSetFramebufferSizeCallback(GLFWwindow* handle, |
|
GLFWframebuffersizefun cbfun) |
|
{ |
|
_GLFWwindow* window = (_GLFWwindow*) handle; |
|
_GLFW_REQUIRE_INIT_OR_RETURN(NULL); |
|
_GLFW_SWAP_POINTERS(window->callbacks.fbsize, cbfun); |
|
return cbfun; |
|
} |
|
|
|
GLFWAPI void glfwPollEvents(void) |
|
{ |
|
_GLFW_REQUIRE_INIT(); |
|
_glfwPlatformPollEvents(); |
|
} |
|
|
|
GLFWAPI void glfwWaitEvents(void) |
|
{ |
|
_GLFW_REQUIRE_INIT(); |
|
|
|
if (!_glfw.windowListHead) |
|
return; |
|
|
|
_glfwPlatformWaitEvents(); |
|
} |
|
|
|
GLFWAPI void glfwPostEmptyEvent(void) |
|
{ |
|
_GLFW_REQUIRE_INIT(); |
|
|
|
if (!_glfw.windowListHead) |
|
return; |
|
|
|
_glfwPlatformPostEmptyEvent(); |
|
} |
|
|
|
|