Daily update on 20250721-223448 by Nitload Youmu. Additional Message : Rename StgSHarp.C to StgSharp.Native. Add SDL to repo.
Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>
This commit is contained in:
Nitload
@@ -0,0 +1,644 @@
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
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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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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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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 be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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#ifdef SDL_VIDEO_DRIVER_EMSCRIPTEN
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#include "../SDL_sysvideo.h"
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#include "../SDL_pixels_c.h"
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#include "../../events/SDL_events_c.h"
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#include "SDL_emscriptenvideo.h"
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#include "SDL_emscriptenopengles.h"
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#include "SDL_emscriptenframebuffer.h"
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#include "SDL_emscriptenevents.h"
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#include "SDL_emscriptenmouse.h"
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#define EMSCRIPTENVID_DRIVER_NAME "emscripten"
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// Initialization/Query functions
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static bool Emscripten_VideoInit(SDL_VideoDevice *_this);
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static bool Emscripten_SetDisplayMode(SDL_VideoDevice *_this, SDL_VideoDisplay *display, SDL_DisplayMode *mode);
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static void Emscripten_VideoQuit(SDL_VideoDevice *_this);
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static bool Emscripten_GetDisplayUsableBounds(SDL_VideoDevice *_this, SDL_VideoDisplay *display, SDL_Rect *rect);
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static bool Emscripten_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID create_props);
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static void Emscripten_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window);
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static void Emscripten_GetWindowSizeInPixels(SDL_VideoDevice *_this, SDL_Window *window, int *w, int *h);
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static void Emscripten_DestroyWindow(SDL_VideoDevice *_this, SDL_Window *window);
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static SDL_FullscreenResult Emscripten_SetWindowFullscreen(SDL_VideoDevice *_this, SDL_Window *window, SDL_VideoDisplay *display, SDL_FullscreenOp fullscreen);
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static void Emscripten_PumpEvents(SDL_VideoDevice *_this);
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static void Emscripten_SetWindowTitle(SDL_VideoDevice *_this, SDL_Window *window);
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static bool pumpevents_has_run = false;
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static int pending_swap_interval = -1;
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// Emscripten driver bootstrap functions
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static void Emscripten_DeleteDevice(SDL_VideoDevice *device)
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{
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SDL_free(device);
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}
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static SDL_SystemTheme Emscripten_GetSystemTheme(void)
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{
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/* Technically, light theme can mean explicit light theme or no preference.
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https://developer.mozilla.org/en-US/docs/Web/CSS/@media/prefers-color-scheme#syntax */
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int theme_code = MAIN_THREAD_EM_ASM_INT({
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if (!window.matchMedia) {
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return -1;
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}
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if (window.matchMedia('(prefers-color-scheme: light)').matches) {
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return 0;
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}
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if (window.matchMedia('(prefers-color-scheme: dark)').matches) {
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return 1;
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}
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return -1;
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});
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switch (theme_code) {
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case 0:
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return SDL_SYSTEM_THEME_LIGHT;
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case 1:
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return SDL_SYSTEM_THEME_DARK;
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default:
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return SDL_SYSTEM_THEME_UNKNOWN;
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}
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}
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static void Emscripten_ListenSystemTheme(void)
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{
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MAIN_THREAD_EM_ASM({
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if (window.matchMedia) {
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if (typeof(Module['SDL3']) === 'undefined') {
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Module['SDL3'] = {};
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}
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var SDL3 = Module['SDL3'];
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SDL3.eventHandlerThemeChanged = function(event) {
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_Emscripten_SendSystemThemeChangedEvent();
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};
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SDL3.themeChangedMatchMedia = window.matchMedia('(prefers-color-scheme: dark)');
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SDL3.themeChangedMatchMedia.addEventListener('change', SDL3.eventHandlerThemeChanged);
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}
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});
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}
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static void Emscripten_UnlistenSystemTheme(void)
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{
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MAIN_THREAD_EM_ASM({
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if (typeof(Module['SDL3']) !== 'undefined') {
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var SDL3 = Module['SDL3'];
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SDL3.themeChangedMatchMedia.removeEventListener('change', SDL3.eventHandlerThemeChanged);
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SDL3.themeChangedMatchMedia = undefined;
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SDL3.eventHandlerThemeChanged = undefined;
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}
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});
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}
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EMSCRIPTEN_KEEPALIVE void Emscripten_SendSystemThemeChangedEvent(void)
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{
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SDL_SetSystemTheme(Emscripten_GetSystemTheme());
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}
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static SDL_VideoDevice *Emscripten_CreateDevice(void)
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{
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SDL_VideoDevice *device;
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// Initialize all variables that we clean on shutdown
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device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice));
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if (!device) {
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return NULL;
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}
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/* Firefox sends blur event which would otherwise prevent full screen
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* when the user clicks to allow full screen.
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* See https://bugzilla.mozilla.org/show_bug.cgi?id=1144964
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*/
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SDL_SetHint(SDL_HINT_VIDEO_MINIMIZE_ON_FOCUS_LOSS, "0");
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// Set the function pointers
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device->VideoInit = Emscripten_VideoInit;
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device->VideoQuit = Emscripten_VideoQuit;
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device->GetDisplayUsableBounds = Emscripten_GetDisplayUsableBounds;
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device->SetDisplayMode = Emscripten_SetDisplayMode;
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device->PumpEvents = Emscripten_PumpEvents;
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device->CreateSDLWindow = Emscripten_CreateWindow;
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device->SetWindowTitle = Emscripten_SetWindowTitle;
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/*device->SetWindowIcon = Emscripten_SetWindowIcon;
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device->SetWindowPosition = Emscripten_SetWindowPosition;*/
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device->SetWindowSize = Emscripten_SetWindowSize;
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/*device->ShowWindow = Emscripten_ShowWindow;
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device->HideWindow = Emscripten_HideWindow;
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device->RaiseWindow = Emscripten_RaiseWindow;
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device->MaximizeWindow = Emscripten_MaximizeWindow;
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device->MinimizeWindow = Emscripten_MinimizeWindow;
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device->RestoreWindow = Emscripten_RestoreWindow;
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device->SetWindowMouseGrab = Emscripten_SetWindowMouseGrab;*/
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device->GetWindowSizeInPixels = Emscripten_GetWindowSizeInPixels;
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device->DestroyWindow = Emscripten_DestroyWindow;
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device->SetWindowFullscreen = Emscripten_SetWindowFullscreen;
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device->CreateWindowFramebuffer = Emscripten_CreateWindowFramebuffer;
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device->UpdateWindowFramebuffer = Emscripten_UpdateWindowFramebuffer;
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device->DestroyWindowFramebuffer = Emscripten_DestroyWindowFramebuffer;
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device->GL_LoadLibrary = Emscripten_GLES_LoadLibrary;
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device->GL_GetProcAddress = Emscripten_GLES_GetProcAddress;
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device->GL_UnloadLibrary = Emscripten_GLES_UnloadLibrary;
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device->GL_CreateContext = Emscripten_GLES_CreateContext;
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device->GL_MakeCurrent = Emscripten_GLES_MakeCurrent;
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device->GL_SetSwapInterval = Emscripten_GLES_SetSwapInterval;
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device->GL_GetSwapInterval = Emscripten_GLES_GetSwapInterval;
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device->GL_SwapWindow = Emscripten_GLES_SwapWindow;
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device->GL_DestroyContext = Emscripten_GLES_DestroyContext;
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device->free = Emscripten_DeleteDevice;
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Emscripten_ListenSystemTheme();
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device->system_theme = Emscripten_GetSystemTheme();
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return device;
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}
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static bool Emscripten_ShowMessagebox(const SDL_MessageBoxData *messageboxdata, int *buttonID) {
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if (emscripten_has_asyncify() && SDL_GetHintBoolean(SDL_HINT_EMSCRIPTEN_ASYNCIFY, true)) {
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char dialog_background[32];
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char dialog_color[32];
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char button_border[32];
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char button_background[32];
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char button_hovered[32];
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if (messageboxdata->colorScheme) {
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SDL_MessageBoxColor color = messageboxdata->colorScheme->colors[SDL_MESSAGEBOX_COLOR_BACKGROUND];
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SDL_snprintf(dialog_background, sizeof(dialog_background), "rgb(%u, %u, %u)", color.r, color.g, color.b);
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color = messageboxdata->colorScheme->colors[SDL_MESSAGEBOX_COLOR_TEXT];
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SDL_snprintf(dialog_color, sizeof(dialog_color), "rgb(%u, %u, %u)", color.r, color.g, color.b);
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color = messageboxdata->colorScheme->colors[SDL_MESSAGEBOX_COLOR_BUTTON_BORDER];
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SDL_snprintf(button_border, sizeof(button_border), "rgb(%u, %u, %u)", color.r, color.g, color.b);
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color = messageboxdata->colorScheme->colors[SDL_MESSAGEBOX_COLOR_BUTTON_BACKGROUND];
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SDL_snprintf(button_background, sizeof(button_background), "rgb(%u, %u, %u)", color.r, color.g, color.b);
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color = messageboxdata->colorScheme->colors[SDL_MESSAGEBOX_COLOR_BUTTON_SELECTED];
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SDL_snprintf(button_hovered, sizeof(button_hovered), "rgb(%u, %u, %u)", color.r, color.g, color.b);
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} else {
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SDL_zero(dialog_background);
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SDL_zero(dialog_color);
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SDL_zero(button_border);
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SDL_zero(button_background);
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SDL_zero(button_hovered);
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}
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// TODO: Handle parent window when multiple windows can be added in Emscripten builds
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char dialog_id[64];
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SDL_snprintf(dialog_id, sizeof(dialog_id), "SDL3_messagebox_%u", SDL_rand_bits());
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EM_ASM({
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var title = UTF8ToString($0);
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var message = UTF8ToString($1);
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var background = UTF8ToString($2);
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var color = UTF8ToString($3);
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var id = UTF8ToString($4);
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// Dialogs are always put in the front of the DOM
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var dialog = document.createElement("dialog");
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// Set class to allow for CSS selectors
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dialog.classList.add("SDL3_messagebox");
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dialog.id = id;
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dialog.style.color = color;
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dialog.style.backgroundColor = background;
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document.body.append(dialog);
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var h1 = document.createElement("h1");
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h1.innerText = title;
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dialog.append(h1);
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var p = document.createElement("p");
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p.innerText = message;
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dialog.append(p);
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dialog.showModal();
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}, messageboxdata->title, messageboxdata->message, dialog_background, dialog_color, dialog_id);
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int i;
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for (i = 0; i < messageboxdata->numbuttons; ++i) {
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SDL_MessageBoxButtonData button = messageboxdata->buttons[i];
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const int created = EM_ASM_INT({
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var dialog_id = UTF8ToString($0);
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var text = UTF8ToString($1);
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var responseId = $2;
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var clickOnReturn = $3;
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var clickOnEscape = $4;
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var border = UTF8ToString($5);
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var background = UTF8ToString($6);
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var hovered = UTF8ToString($7);
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var dialog = document.getElementById(dialog_id);
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if (!dialog) {
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return false;
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}
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var button = document.createElement("button");
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button.innerText = text;
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button.style.borderColor = border;
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button.style.backgroundColor = background;
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dialog.addEventListener('keydown', function(e) {
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if (clickOnReturn && e.key === "Enter") {
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e.preventDefault();
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button.click();
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} else if (clickOnEscape && e.key === "Escape") {
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e.preventDefault();
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button.click();
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}
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});
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dialog.addEventListener('cancel', function(e){
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e.preventDefault();
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});
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button.onmouseenter = function(e){
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button.style.backgroundColor = hovered;
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};
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button.onmouseleave = function(e){
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button.style.backgroundColor = background;
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};
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button.onclick = function(e) {
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dialog.close(responseId);
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};
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dialog.append(button);
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return true;
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},
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dialog_id,
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button.text,
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button.buttonID,
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button.flags & SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT,
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button.flags & SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT,
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button_border,
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button_background,
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button_hovered
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);
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if (!created) {
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return false;
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}
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}
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while (true) {
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// give back control to browser for screen refresh
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emscripten_sleep(0);
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const int dialog_open = EM_ASM_INT({
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var dialog_id = UTF8ToString($0);
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var dialog = document.getElementById(dialog_id);
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if (!dialog) {
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return false;
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}
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return dialog.open;
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}, dialog_id);
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if (dialog_open) {
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continue;
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}
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*buttonID = EM_ASM_INT({
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var dialog_id = UTF8ToString($0);
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var dialog = document.getElementById(dialog_id);
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if (!dialog) {
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return 0;
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}
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try
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{
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return parseInt(dialog.returnValue);
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}
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catch(e)
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{
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return 0;
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}
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}, dialog_id);
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break;
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}
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} else {
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// Cannot add elements to DOM and block without Asyncify. So, fall back to the alert function.
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EM_ASM({
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alert(UTF8ToString($0) + "\n\n" + UTF8ToString($1));
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}, messageboxdata->title, messageboxdata->message);
|
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}
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return true;
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||||
}
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|
||||
VideoBootStrap Emscripten_bootstrap = {
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EMSCRIPTENVID_DRIVER_NAME, "SDL emscripten video driver",
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Emscripten_CreateDevice,
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Emscripten_ShowMessagebox,
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false
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};
|
||||
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bool Emscripten_VideoInit(SDL_VideoDevice *_this)
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{
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SDL_DisplayMode mode;
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// Use a fake 32-bpp desktop mode
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SDL_zero(mode);
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mode.format = SDL_PIXELFORMAT_XRGB8888;
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emscripten_get_screen_size(&mode.w, &mode.h);
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mode.pixel_density = emscripten_get_device_pixel_ratio();
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|
||||
if (SDL_AddBasicVideoDisplay(&mode) == 0) {
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return false;
|
||||
}
|
||||
|
||||
Emscripten_InitMouse();
|
||||
|
||||
// Assume we have a mouse and keyboard
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||||
SDL_AddKeyboard(SDL_DEFAULT_KEYBOARD_ID, NULL, false);
|
||||
SDL_AddMouse(SDL_DEFAULT_MOUSE_ID, NULL, false);
|
||||
|
||||
Emscripten_RegisterGlobalEventHandlers(_this);
|
||||
|
||||
// We're done!
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool Emscripten_SetDisplayMode(SDL_VideoDevice *_this, SDL_VideoDisplay *display, SDL_DisplayMode *mode)
|
||||
{
|
||||
// can't do this
|
||||
return true;
|
||||
}
|
||||
|
||||
static void Emscripten_VideoQuit(SDL_VideoDevice *_this)
|
||||
{
|
||||
Emscripten_UnregisterGlobalEventHandlers(_this);
|
||||
Emscripten_QuitMouse();
|
||||
Emscripten_UnlistenSystemTheme();
|
||||
pumpevents_has_run = false;
|
||||
pending_swap_interval = -1;
|
||||
}
|
||||
|
||||
static bool Emscripten_GetDisplayUsableBounds(SDL_VideoDevice *_this, SDL_VideoDisplay *display, SDL_Rect *rect)
|
||||
{
|
||||
if (rect) {
|
||||
rect->x = 0;
|
||||
rect->y = 0;
|
||||
rect->w = MAIN_THREAD_EM_ASM_INT({
|
||||
return window.innerWidth;
|
||||
});
|
||||
rect->h = MAIN_THREAD_EM_ASM_INT({
|
||||
return window.innerHeight;
|
||||
});
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
bool Emscripten_ShouldSetSwapInterval(int interval)
|
||||
{
|
||||
if (!pumpevents_has_run) {
|
||||
pending_swap_interval = interval;
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
static void Emscripten_PumpEvents(SDL_VideoDevice *_this)
|
||||
{
|
||||
if (!pumpevents_has_run) {
|
||||
// we assume you've set a mainloop by the time you've called pumpevents, so we delay initial SetInterval changes until then.
|
||||
// otherwise you'll get a warning on the javascript console.
|
||||
pumpevents_has_run = true;
|
||||
if (pending_swap_interval >= 0) {
|
||||
Emscripten_GLES_SetSwapInterval(_this, pending_swap_interval);
|
||||
pending_swap_interval = -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
EMSCRIPTEN_KEEPALIVE void requestFullscreenThroughSDL(SDL_Window *window)
|
||||
{
|
||||
SDL_SetWindowFullscreen(window, true);
|
||||
}
|
||||
|
||||
static bool Emscripten_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID props)
|
||||
{
|
||||
SDL_WindowData *wdata;
|
||||
double scaled_w, scaled_h;
|
||||
double css_w, css_h;
|
||||
const char *selector;
|
||||
|
||||
// Allocate window internal data
|
||||
wdata = (SDL_WindowData *)SDL_calloc(1, sizeof(SDL_WindowData));
|
||||
if (!wdata) {
|
||||
return false;
|
||||
}
|
||||
|
||||
selector = SDL_GetHint(SDL_HINT_EMSCRIPTEN_CANVAS_SELECTOR);
|
||||
if (!selector || !*selector) {
|
||||
selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING, "#canvas");
|
||||
}
|
||||
wdata->canvas_id = SDL_strdup(selector);
|
||||
|
||||
selector = SDL_GetHint(SDL_HINT_EMSCRIPTEN_KEYBOARD_ELEMENT);
|
||||
if (!selector || !*selector) {
|
||||
selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING, "#window");
|
||||
}
|
||||
wdata->keyboard_element = SDL_strdup(selector);
|
||||
|
||||
if (window->flags & SDL_WINDOW_HIGH_PIXEL_DENSITY) {
|
||||
wdata->pixel_ratio = emscripten_get_device_pixel_ratio();
|
||||
} else {
|
||||
wdata->pixel_ratio = 1.0f;
|
||||
}
|
||||
|
||||
scaled_w = SDL_floor(window->w * wdata->pixel_ratio);
|
||||
scaled_h = SDL_floor(window->h * wdata->pixel_ratio);
|
||||
|
||||
// set a fake size to check if there is any CSS sizing the canvas
|
||||
emscripten_set_canvas_element_size(wdata->canvas_id, 1, 1);
|
||||
emscripten_get_element_css_size(wdata->canvas_id, &css_w, &css_h);
|
||||
|
||||
wdata->external_size = SDL_floor(css_w) != 1 || SDL_floor(css_h) != 1;
|
||||
|
||||
if ((window->flags & SDL_WINDOW_RESIZABLE) && wdata->external_size) {
|
||||
// external css has resized us
|
||||
scaled_w = css_w * wdata->pixel_ratio;
|
||||
scaled_h = css_h * wdata->pixel_ratio;
|
||||
|
||||
SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESIZED, SDL_lroundf(css_w), SDL_lroundf(css_h));
|
||||
}
|
||||
emscripten_set_canvas_element_size(wdata->canvas_id, SDL_lroundf(scaled_w), SDL_lroundf(scaled_h));
|
||||
|
||||
// if the size is not being controlled by css, we need to scale down for hidpi
|
||||
if (!wdata->external_size) {
|
||||
if (wdata->pixel_ratio != 1.0f) {
|
||||
// scale canvas down
|
||||
emscripten_set_element_css_size(wdata->canvas_id, window->w, window->h);
|
||||
}
|
||||
}
|
||||
|
||||
wdata->window = window;
|
||||
|
||||
// Setup driver data for this window
|
||||
window->internal = wdata;
|
||||
|
||||
// One window, it always has focus
|
||||
SDL_SetMouseFocus(window);
|
||||
SDL_SetKeyboardFocus(window);
|
||||
|
||||
Emscripten_RegisterEventHandlers(wdata);
|
||||
|
||||
// disable the emscripten "fullscreen" button.
|
||||
MAIN_THREAD_EM_ASM({
|
||||
Module['requestFullscreen'] = function(lockPointer, resizeCanvas) {
|
||||
_requestFullscreenThroughSDL($0);
|
||||
};
|
||||
}, window);
|
||||
|
||||
// Ensure canvas_id and keyboard_element are added to the window's properties
|
||||
SDL_SetStringProperty(window->props, SDL_PROP_WINDOW_EMSCRIPTEN_CANVAS_ID_STRING, wdata->canvas_id);
|
||||
SDL_SetStringProperty(window->props, SDL_PROP_WINDOW_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING, wdata->keyboard_element);
|
||||
|
||||
// Window has been successfully created
|
||||
return true;
|
||||
}
|
||||
|
||||
static void Emscripten_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window)
|
||||
{
|
||||
SDL_WindowData *data;
|
||||
|
||||
if (window->internal) {
|
||||
data = window->internal;
|
||||
// update pixel ratio
|
||||
if (window->flags & SDL_WINDOW_HIGH_PIXEL_DENSITY) {
|
||||
data->pixel_ratio = emscripten_get_device_pixel_ratio();
|
||||
}
|
||||
emscripten_set_canvas_element_size(data->canvas_id, SDL_lroundf(window->pending.w * data->pixel_ratio), SDL_lroundf(window->pending.h * data->pixel_ratio));
|
||||
|
||||
// scale canvas down
|
||||
if (!data->external_size && data->pixel_ratio != 1.0f) {
|
||||
emscripten_set_element_css_size(data->canvas_id, window->pending.w, window->pending.h);
|
||||
}
|
||||
|
||||
SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESIZED, window->pending.w, window->pending.h);
|
||||
}
|
||||
}
|
||||
|
||||
static void Emscripten_GetWindowSizeInPixels(SDL_VideoDevice *_this, SDL_Window *window, int *w, int *h)
|
||||
{
|
||||
SDL_WindowData *data;
|
||||
if (window->internal) {
|
||||
data = window->internal;
|
||||
*w = SDL_lroundf(window->w * data->pixel_ratio);
|
||||
*h = SDL_lroundf(window->h * data->pixel_ratio);
|
||||
}
|
||||
}
|
||||
|
||||
static void Emscripten_DestroyWindow(SDL_VideoDevice *_this, SDL_Window *window)
|
||||
{
|
||||
SDL_WindowData *data;
|
||||
|
||||
if (window->internal) {
|
||||
data = window->internal;
|
||||
|
||||
Emscripten_UnregisterEventHandlers(data);
|
||||
|
||||
// We can't destroy the canvas, so resize it to zero instead
|
||||
emscripten_set_canvas_element_size(data->canvas_id, 0, 0);
|
||||
SDL_free(data->canvas_id);
|
||||
|
||||
SDL_free(data->keyboard_element);
|
||||
|
||||
SDL_free(window->internal);
|
||||
window->internal = NULL;
|
||||
}
|
||||
|
||||
// just ignore clicks on the fullscreen button while there's no SDL window.
|
||||
MAIN_THREAD_EM_ASM({ Module['requestFullscreen'] = function(lockPointer, resizeCanvas) {}; });
|
||||
}
|
||||
|
||||
static SDL_FullscreenResult Emscripten_SetWindowFullscreen(SDL_VideoDevice *_this, SDL_Window *window, SDL_VideoDisplay *display, SDL_FullscreenOp fullscreen)
|
||||
{
|
||||
SDL_WindowData *data;
|
||||
int res = -1;
|
||||
|
||||
if (window->internal) {
|
||||
data = window->internal;
|
||||
|
||||
if (fullscreen) {
|
||||
EmscriptenFullscreenStrategy strategy;
|
||||
bool is_fullscreen_desktop = !window->fullscreen_exclusive;
|
||||
|
||||
SDL_zero(strategy);
|
||||
strategy.scaleMode = is_fullscreen_desktop ? EMSCRIPTEN_FULLSCREEN_SCALE_STRETCH : EMSCRIPTEN_FULLSCREEN_SCALE_ASPECT;
|
||||
|
||||
if (!is_fullscreen_desktop) {
|
||||
strategy.canvasResolutionScaleMode = EMSCRIPTEN_FULLSCREEN_CANVAS_SCALE_NONE;
|
||||
} else if (window->flags & SDL_WINDOW_HIGH_PIXEL_DENSITY) {
|
||||
strategy.canvasResolutionScaleMode = EMSCRIPTEN_FULLSCREEN_CANVAS_SCALE_HIDEF;
|
||||
} else {
|
||||
strategy.canvasResolutionScaleMode = EMSCRIPTEN_FULLSCREEN_CANVAS_SCALE_STDDEF;
|
||||
}
|
||||
|
||||
strategy.filteringMode = EMSCRIPTEN_FULLSCREEN_FILTERING_DEFAULT;
|
||||
|
||||
strategy.canvasResizedCallback = Emscripten_HandleCanvasResize;
|
||||
strategy.canvasResizedCallbackUserData = data;
|
||||
|
||||
data->fullscreen_mode_flags = (window->flags & SDL_WINDOW_FULLSCREEN);
|
||||
data->fullscreen_resize = is_fullscreen_desktop;
|
||||
|
||||
res = emscripten_request_fullscreen_strategy(data->canvas_id, 1, &strategy);
|
||||
} else {
|
||||
res = emscripten_exit_fullscreen();
|
||||
}
|
||||
}
|
||||
|
||||
if (res == EMSCRIPTEN_RESULT_SUCCESS) {
|
||||
return SDL_FULLSCREEN_SUCCEEDED;
|
||||
} else if (res == EMSCRIPTEN_RESULT_DEFERRED) {
|
||||
return SDL_FULLSCREEN_PENDING;
|
||||
} else {
|
||||
return SDL_FULLSCREEN_FAILED;
|
||||
}
|
||||
}
|
||||
|
||||
static void Emscripten_SetWindowTitle(SDL_VideoDevice *_this, SDL_Window *window)
|
||||
{
|
||||
emscripten_set_window_title(window->title);
|
||||
}
|
||||
|
||||
#endif // SDL_VIDEO_DRIVER_EMSCRIPTEN
|
||||
Reference in New Issue
Block a user