blob: f0e1dcc9a9a6664fb8716aedd6804374fa277f41 [file] [log] [blame]
//========================================================================
// GLFW 3.5 - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2016 Google Inc.
// Copyright (c) 2016-2019 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.
//
//========================================================================
#include "internal.h"
#include <stdlib.h>
#include <string.h>
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;
}