From 4f45899a3c28440724ffcaa3a604ad48f18a25c8 Mon Sep 17 00:00:00 2001 From: Lorenzo Torres Date: Wed, 12 Mar 2025 19:56:19 +0100 Subject: base code --- ext/glfw/src/null_window.c | 749 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 749 insertions(+) create mode 100644 ext/glfw/src/null_window.c (limited to 'ext/glfw/src/null_window.c') diff --git a/ext/glfw/src/null_window.c b/ext/glfw/src/null_window.c new file mode 100644 index 0000000..f0e1dcc --- /dev/null +++ b/ext/glfw/src/null_window.c @@ -0,0 +1,749 @@ +//======================================================================== +// GLFW 3.5 - www.glfw.org +//------------------------------------------------------------------------ +// Copyright (c) 2016 Google Inc. +// Copyright (c) 2016-2019 Camilla Löwy +// +// 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 +#include + +static void applySizeLimits(_GLFWwindow* window, int* width, int* height) +{ + if (window->numer != GLFW_DONT_CARE && window->denom != GLFW_DONT_CARE) + { + const float ratio = (float) window->numer / (float) window->denom; + *height = (int) (*width / ratio); + } + + if (window->minwidth != GLFW_DONT_CARE) + *width = _glfw_max(*width, window->minwidth); + else if (window->maxwidth != GLFW_DONT_CARE) + *width = _glfw_min(*width, window->maxwidth); + + if (window->minheight != GLFW_DONT_CARE) + *height = _glfw_min(*height, window->minheight); + else if (window->maxheight != GLFW_DONT_CARE) + *height = _glfw_max(*height, window->maxheight); +} + +static void fitToMonitor(_GLFWwindow* window) +{ + GLFWvidmode mode; + _glfwGetVideoModeNull(window->monitor, &mode); + _glfwGetMonitorPosNull(window->monitor, + &window->null.xpos, + &window->null.ypos); + window->null.width = mode.width; + window->null.height = mode.height; +} + +static void acquireMonitor(_GLFWwindow* window) +{ + _glfwInputMonitorWindow(window->monitor, window); +} + +static void releaseMonitor(_GLFWwindow* window) +{ + if (window->monitor->window != window) + return; + + _glfwInputMonitorWindow(window->monitor, NULL); +} + +static int createNativeWindow(_GLFWwindow* window, + const _GLFWwndconfig* wndconfig, + const _GLFWfbconfig* fbconfig) +{ + if (window->monitor) + fitToMonitor(window); + else + { + if (wndconfig->xpos == GLFW_ANY_POSITION && wndconfig->ypos == GLFW_ANY_POSITION) + { + window->null.xpos = 17; + window->null.ypos = 17; + } + else + { + window->null.xpos = wndconfig->xpos; + window->null.ypos = wndconfig->ypos; + } + + window->null.width = wndconfig->width; + window->null.height = wndconfig->height; + } + + window->null.visible = wndconfig->visible; + window->null.decorated = wndconfig->decorated; + window->null.maximized = wndconfig->maximized; + window->null.floating = wndconfig->floating; + window->null.transparent = fbconfig->transparent; + window->null.opacity = 1.f; + + return GLFW_TRUE; +} + + +////////////////////////////////////////////////////////////////////////// +////// GLFW platform API ////// +////////////////////////////////////////////////////////////////////////// + +GLFWbool _glfwCreateWindowNull(_GLFWwindow* window, + const _GLFWwndconfig* wndconfig, + const _GLFWctxconfig* ctxconfig, + const _GLFWfbconfig* fbconfig) +{ + if (!createNativeWindow(window, wndconfig, fbconfig)) + return GLFW_FALSE; + + if (ctxconfig->client != GLFW_NO_API) + { + if (ctxconfig->source == GLFW_NATIVE_CONTEXT_API || + ctxconfig->source == GLFW_OSMESA_CONTEXT_API) + { + if (!_glfwInitOSMesa()) + return GLFW_FALSE; + if (!_glfwCreateContextOSMesa(window, ctxconfig, fbconfig)) + return GLFW_FALSE; + } + else if (ctxconfig->source == GLFW_EGL_CONTEXT_API) + { + if (!_glfwInitEGL()) + return GLFW_FALSE; + if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig)) + return GLFW_FALSE; + } + + if (!_glfwRefreshContextAttribs(window, ctxconfig)) + return GLFW_FALSE; + } + + if (wndconfig->mousePassthrough) + _glfwSetWindowMousePassthroughNull(window, GLFW_TRUE); + + if (window->monitor) + { + _glfwShowWindowNull(window); + _glfwFocusWindowNull(window); + acquireMonitor(window); + + if (wndconfig->centerCursor) + _glfwCenterCursorInContentArea(window); + } + else + { + if (wndconfig->visible) + { + _glfwShowWindowNull(window); + if (wndconfig->focused) + _glfwFocusWindowNull(window); + } + } + + return GLFW_TRUE; +} + +void _glfwDestroyWindowNull(_GLFWwindow* window) +{ + if (window->monitor) + releaseMonitor(window); + + if (_glfw.null.focusedWindow == window) + _glfw.null.focusedWindow = NULL; + + if (window->context.destroy) + window->context.destroy(window); +} + +void _glfwSetWindowTitleNull(_GLFWwindow* window, const char* title) +{ +} + +void _glfwSetWindowIconNull(_GLFWwindow* window, int count, const GLFWimage* images) +{ +} + +void _glfwSetWindowMonitorNull(_GLFWwindow* window, + _GLFWmonitor* monitor, + int xpos, int ypos, + int width, int height, + int refreshRate) +{ + if (window->monitor == monitor) + { + if (!monitor) + { + _glfwSetWindowPosNull(window, xpos, ypos); + _glfwSetWindowSizeNull(window, width, height); + } + + return; + } + + if (window->monitor) + releaseMonitor(window); + + _glfwInputWindowMonitor(window, monitor); + + if (window->monitor) + { + window->null.visible = GLFW_TRUE; + acquireMonitor(window); + fitToMonitor(window); + } + else + { + _glfwSetWindowPosNull(window, xpos, ypos); + _glfwSetWindowSizeNull(window, width, height); + } +} + +void _glfwGetWindowPosNull(_GLFWwindow* window, int* xpos, int* ypos) +{ + if (xpos) + *xpos = window->null.xpos; + if (ypos) + *ypos = window->null.ypos; +} + +void _glfwSetWindowPosNull(_GLFWwindow* window, int xpos, int ypos) +{ + if (window->monitor) + return; + + if (window->null.xpos != xpos || window->null.ypos != ypos) + { + window->null.xpos = xpos; + window->null.ypos = ypos; + _glfwInputWindowPos(window, xpos, ypos); + } +} + +void _glfwGetWindowSizeNull(_GLFWwindow* window, int* width, int* height) +{ + if (width) + *width = window->null.width; + if (height) + *height = window->null.height; +} + +void _glfwSetWindowSizeNull(_GLFWwindow* window, int width, int height) +{ + if (window->monitor) + return; + + if (window->null.width != width || window->null.height != height) + { + window->null.width = width; + window->null.height = height; + _glfwInputFramebufferSize(window, width, height); + _glfwInputWindowDamage(window); + _glfwInputWindowSize(window, width, height); + } +} + +void _glfwSetWindowSizeLimitsNull(_GLFWwindow* window, + int minwidth, int minheight, + int maxwidth, int maxheight) +{ + int width = window->null.width; + int height = window->null.height; + applySizeLimits(window, &width, &height); + _glfwSetWindowSizeNull(window, width, height); +} + +void _glfwSetWindowAspectRatioNull(_GLFWwindow* window, int n, int d) +{ + int width = window->null.width; + int height = window->null.height; + applySizeLimits(window, &width, &height); + _glfwSetWindowSizeNull(window, width, height); +} + +void _glfwGetFramebufferSizeNull(_GLFWwindow* window, int* width, int* height) +{ + if (width) + *width = window->null.width; + if (height) + *height = window->null.height; +} + +void _glfwGetWindowFrameSizeNull(_GLFWwindow* window, + int* left, int* top, + int* right, int* bottom) +{ + if (window->null.decorated && !window->monitor) + { + if (left) + *left = 1; + if (top) + *top = 10; + if (right) + *right = 1; + if (bottom) + *bottom = 1; + } + else + { + if (left) + *left = 0; + if (top) + *top = 0; + if (right) + *right = 0; + if (bottom) + *bottom = 0; + } +} + +void _glfwGetWindowContentScaleNull(_GLFWwindow* window, float* xscale, float* yscale) +{ + if (xscale) + *xscale = 1.f; + if (yscale) + *yscale = 1.f; +} + +void _glfwIconifyWindowNull(_GLFWwindow* window) +{ + if (_glfw.null.focusedWindow == window) + { + _glfw.null.focusedWindow = NULL; + _glfwInputWindowFocus(window, GLFW_FALSE); + } + + if (!window->null.iconified) + { + window->null.iconified = GLFW_TRUE; + _glfwInputWindowIconify(window, GLFW_TRUE); + + if (window->monitor) + releaseMonitor(window); + } +} + +void _glfwRestoreWindowNull(_GLFWwindow* window) +{ + if (window->null.iconified) + { + window->null.iconified = GLFW_FALSE; + _glfwInputWindowIconify(window, GLFW_FALSE); + + if (window->monitor) + acquireMonitor(window); + } + else if (window->null.maximized) + { + window->null.maximized = GLFW_FALSE; + _glfwInputWindowMaximize(window, GLFW_FALSE); + } +} + +void _glfwMaximizeWindowNull(_GLFWwindow* window) +{ + if (!window->null.maximized) + { + window->null.maximized = GLFW_TRUE; + _glfwInputWindowMaximize(window, GLFW_TRUE); + } +} + +GLFWbool _glfwWindowMaximizedNull(_GLFWwindow* window) +{ + return window->null.maximized; +} + +GLFWbool _glfwWindowHoveredNull(_GLFWwindow* window) +{ + return _glfw.null.xcursor >= window->null.xpos && + _glfw.null.ycursor >= window->null.ypos && + _glfw.null.xcursor <= window->null.xpos + window->null.width - 1 && + _glfw.null.ycursor <= window->null.ypos + window->null.height - 1; +} + +GLFWbool _glfwFramebufferTransparentNull(_GLFWwindow* window) +{ + return window->null.transparent; +} + +void _glfwSetWindowResizableNull(_GLFWwindow* window, GLFWbool enabled) +{ + window->null.resizable = enabled; +} + +void _glfwSetWindowDecoratedNull(_GLFWwindow* window, GLFWbool enabled) +{ + window->null.decorated = enabled; +} + +void _glfwSetWindowFloatingNull(_GLFWwindow* window, GLFWbool enabled) +{ + window->null.floating = enabled; +} + +void _glfwSetWindowMousePassthroughNull(_GLFWwindow* window, GLFWbool enabled) +{ +} + +float _glfwGetWindowOpacityNull(_GLFWwindow* window) +{ + return window->null.opacity; +} + +void _glfwSetWindowOpacityNull(_GLFWwindow* window, float opacity) +{ + window->null.opacity = opacity; +} + +void _glfwSetRawMouseMotionNull(_GLFWwindow *window, GLFWbool enabled) +{ +} + +GLFWbool _glfwRawMouseMotionSupportedNull(void) +{ + return GLFW_TRUE; +} + +void _glfwShowWindowNull(_GLFWwindow* window) +{ + window->null.visible = GLFW_TRUE; +} + +void _glfwRequestWindowAttentionNull(_GLFWwindow* window) +{ +} + +void _glfwHideWindowNull(_GLFWwindow* window) +{ + if (_glfw.null.focusedWindow == window) + { + _glfw.null.focusedWindow = NULL; + _glfwInputWindowFocus(window, GLFW_FALSE); + } + + window->null.visible = GLFW_FALSE; +} + +void _glfwFocusWindowNull(_GLFWwindow* window) +{ + _GLFWwindow* previous; + + if (_glfw.null.focusedWindow == window) + return; + + if (!window->null.visible) + return; + + previous = _glfw.null.focusedWindow; + _glfw.null.focusedWindow = window; + + if (previous) + { + _glfwInputWindowFocus(previous, GLFW_FALSE); + if (previous->monitor && previous->autoIconify) + _glfwIconifyWindowNull(previous); + } + + _glfwInputWindowFocus(window, GLFW_TRUE); +} + +GLFWbool _glfwWindowFocusedNull(_GLFWwindow* window) +{ + return _glfw.null.focusedWindow == window; +} + +GLFWbool _glfwWindowIconifiedNull(_GLFWwindow* window) +{ + return window->null.iconified; +} + +GLFWbool _glfwWindowVisibleNull(_GLFWwindow* window) +{ + return window->null.visible; +} + +void _glfwPollEventsNull(void) +{ +} + +void _glfwWaitEventsNull(void) +{ +} + +void _glfwWaitEventsTimeoutNull(double timeout) +{ +} + +void _glfwPostEmptyEventNull(void) +{ +} + +void _glfwGetCursorPosNull(_GLFWwindow* window, double* xpos, double* ypos) +{ + if (xpos) + *xpos = _glfw.null.xcursor - window->null.xpos; + if (ypos) + *ypos = _glfw.null.ycursor - window->null.ypos; +} + +void _glfwSetCursorPosNull(_GLFWwindow* window, double x, double y) +{ + _glfw.null.xcursor = window->null.xpos + (int) x; + _glfw.null.ycursor = window->null.ypos + (int) y; +} + +void _glfwSetCursorModeNull(_GLFWwindow* window, int mode) +{ +} + +GLFWbool _glfwCreateCursorNull(_GLFWcursor* cursor, + const GLFWimage* image, + int xhot, int yhot) +{ + return GLFW_TRUE; +} + +GLFWbool _glfwCreateStandardCursorNull(_GLFWcursor* cursor, int shape) +{ + return GLFW_TRUE; +} + +void _glfwDestroyCursorNull(_GLFWcursor* cursor) +{ +} + +void _glfwSetCursorNull(_GLFWwindow* window, _GLFWcursor* cursor) +{ +} + +void _glfwSetClipboardStringNull(const char* string) +{ + char* copy = _glfw_strdup(string); + _glfw_free(_glfw.null.clipboardString); + _glfw.null.clipboardString = copy; +} + +const char* _glfwGetClipboardStringNull(void) +{ + return _glfw.null.clipboardString; +} + +EGLenum _glfwGetEGLPlatformNull(EGLint** attribs) +{ + if (_glfw.egl.EXT_platform_base && _glfw.egl.MESA_platform_surfaceless) + return EGL_PLATFORM_SURFACELESS_MESA; + else + return 0; +} + +EGLNativeDisplayType _glfwGetEGLNativeDisplayNull(void) +{ + return EGL_DEFAULT_DISPLAY; +} + +EGLNativeWindowType _glfwGetEGLNativeWindowNull(_GLFWwindow* window) +{ + return 0; +} + +const char* _glfwGetScancodeNameNull(int scancode) +{ + if (scancode < GLFW_NULL_SC_FIRST || scancode > GLFW_NULL_SC_LAST) + { + _glfwInputError(GLFW_INVALID_VALUE, "Invalid scancode %i", scancode); + return NULL; + } + + switch (scancode) + { + case GLFW_NULL_SC_APOSTROPHE: + return "'"; + case GLFW_NULL_SC_COMMA: + return ","; + case GLFW_NULL_SC_MINUS: + case GLFW_NULL_SC_KP_SUBTRACT: + return "-"; + case GLFW_NULL_SC_PERIOD: + case GLFW_NULL_SC_KP_DECIMAL: + return "."; + case GLFW_NULL_SC_SLASH: + case GLFW_NULL_SC_KP_DIVIDE: + return "/"; + case GLFW_NULL_SC_SEMICOLON: + return ";"; + case GLFW_NULL_SC_EQUAL: + case GLFW_NULL_SC_KP_EQUAL: + return "="; + case GLFW_NULL_SC_LEFT_BRACKET: + return "["; + case GLFW_NULL_SC_RIGHT_BRACKET: + return "]"; + case GLFW_NULL_SC_KP_MULTIPLY: + return "*"; + case GLFW_NULL_SC_KP_ADD: + return "+"; + case GLFW_NULL_SC_BACKSLASH: + case GLFW_NULL_SC_WORLD_1: + case GLFW_NULL_SC_WORLD_2: + return "\\"; + case GLFW_NULL_SC_0: + case GLFW_NULL_SC_KP_0: + return "0"; + case GLFW_NULL_SC_1: + case GLFW_NULL_SC_KP_1: + return "1"; + case GLFW_NULL_SC_2: + case GLFW_NULL_SC_KP_2: + return "2"; + case GLFW_NULL_SC_3: + case GLFW_NULL_SC_KP_3: + return "3"; + case GLFW_NULL_SC_4: + case GLFW_NULL_SC_KP_4: + return "4"; + case GLFW_NULL_SC_5: + case GLFW_NULL_SC_KP_5: + return "5"; + case GLFW_NULL_SC_6: + case GLFW_NULL_SC_KP_6: + return "6"; + case GLFW_NULL_SC_7: + case GLFW_NULL_SC_KP_7: + return "7"; + case GLFW_NULL_SC_8: + case GLFW_NULL_SC_KP_8: + return "8"; + case GLFW_NULL_SC_9: + case GLFW_NULL_SC_KP_9: + return "9"; + case GLFW_NULL_SC_A: + return "a"; + case GLFW_NULL_SC_B: + return "b"; + case GLFW_NULL_SC_C: + return "c"; + case GLFW_NULL_SC_D: + return "d"; + case GLFW_NULL_SC_E: + return "e"; + case GLFW_NULL_SC_F: + return "f"; + case GLFW_NULL_SC_G: + return "g"; + case GLFW_NULL_SC_H: + return "h"; + case GLFW_NULL_SC_I: + return "i"; + case GLFW_NULL_SC_J: + return "j"; + case GLFW_NULL_SC_K: + return "k"; + case GLFW_NULL_SC_L: + return "l"; + case GLFW_NULL_SC_M: + return "m"; + case GLFW_NULL_SC_N: + return "n"; + case GLFW_NULL_SC_O: + return "o"; + case GLFW_NULL_SC_P: + return "p"; + case GLFW_NULL_SC_Q: + return "q"; + case GLFW_NULL_SC_R: + return "r"; + case GLFW_NULL_SC_S: + return "s"; + case GLFW_NULL_SC_T: + return "t"; + case GLFW_NULL_SC_U: + return "u"; + case GLFW_NULL_SC_V: + return "v"; + case GLFW_NULL_SC_W: + return "w"; + case GLFW_NULL_SC_X: + return "x"; + case GLFW_NULL_SC_Y: + return "y"; + case GLFW_NULL_SC_Z: + return "z"; + } + + return NULL; +} + +int _glfwGetKeyScancodeNull(int key) +{ + return _glfw.null.scancodes[key]; +} + +void _glfwGetRequiredInstanceExtensionsNull(char** extensions) +{ + if (!_glfw.vk.KHR_surface || !_glfw.vk.EXT_headless_surface) + return; + + extensions[0] = "VK_KHR_surface"; + extensions[1] = "VK_EXT_headless_surface"; +} + +GLFWbool _glfwGetPhysicalDevicePresentationSupportNull(VkInstance instance, + VkPhysicalDevice device, + uint32_t queuefamily) +{ + return GLFW_TRUE; +} + +VkResult _glfwCreateWindowSurfaceNull(VkInstance instance, + _GLFWwindow* window, + const VkAllocationCallbacks* allocator, + VkSurfaceKHR* surface) +{ + PFN_vkCreateHeadlessSurfaceEXT vkCreateHeadlessSurfaceEXT = + (PFN_vkCreateHeadlessSurfaceEXT) + vkGetInstanceProcAddr(instance, "vkCreateHeadlessSurfaceEXT"); + if (!vkCreateHeadlessSurfaceEXT) + { + _glfwInputError(GLFW_API_UNAVAILABLE, + "Null: Vulkan instance missing VK_EXT_headless_surface extension"); + return VK_ERROR_EXTENSION_NOT_PRESENT; + } + + VkHeadlessSurfaceCreateInfoEXT sci; + memset(&sci, 0, sizeof(sci)); + sci.sType = VK_STRUCTURE_TYPE_HEADLESS_SURFACE_CREATE_INFO_EXT; + + const VkResult err = vkCreateHeadlessSurfaceEXT(instance, &sci, allocator, surface); + if (err) + { + _glfwInputError(GLFW_PLATFORM_ERROR, + "Null: Failed to create Vulkan surface: %s", + _glfwGetVulkanResultString(err)); + } + + return err; +} + -- cgit v1.2.3