cscg22-gearboy

CSCG 2022 Challenge 'Gearboy'
git clone https://git.sinitax.com/sinitax/cscg22-gearboy
Log | Files | Refs | sfeed.txt

SDL_androidwindow.c (4420B)

      1/*
      2  Simple DirectMedia Layer
      3  Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
      4
      5  This software is provided 'as-is', without any express or implied
      6  warranty.  In no event will the authors be held liable for any damages
      7  arising from the use of this software.
      8
      9  Permission is granted to anyone to use this software for any purpose,
     10  including commercial applications, and to alter it and redistribute it
     11  freely, subject to the following restrictions:
     12
     13  1. The origin of this software must not be misrepresented; you must not
     14     claim that you wrote the original software. If you use this software
     15     in a product, an acknowledgment in the product documentation would be
     16     appreciated but is not required.
     17  2. Altered source versions must be plainly marked as such, and must not be
     18     misrepresented as being the original software.
     19  3. This notice may not be removed or altered from any source distribution.
     20*/
     21#include "../../SDL_internal.h"
     22
     23#if SDL_VIDEO_DRIVER_ANDROID
     24
     25#include "SDL_syswm.h"
     26#include "../SDL_sysvideo.h"
     27#include "../../events/SDL_keyboard_c.h"
     28#include "../../events/SDL_mouse_c.h"
     29
     30#include "SDL_androidvideo.h"
     31#include "SDL_androidwindow.h"
     32
     33int
     34Android_CreateWindow(_THIS, SDL_Window * window)
     35{
     36    SDL_WindowData *data;
     37    
     38    if (Android_Window) {
     39        return SDL_SetError("Android only supports one window");
     40    }
     41    
     42    Android_PauseSem = SDL_CreateSemaphore(0);
     43    Android_ResumeSem = SDL_CreateSemaphore(0);
     44
     45    /* Adjust the window data to match the screen */
     46    window->x = 0;
     47    window->y = 0;
     48    window->w = Android_ScreenWidth;
     49    window->h = Android_ScreenHeight;
     50
     51    window->flags &= ~SDL_WINDOW_RESIZABLE;     /* window is NEVER resizeable */
     52    window->flags |= SDL_WINDOW_FULLSCREEN;     /* window is always fullscreen */
     53    window->flags &= ~SDL_WINDOW_HIDDEN;
     54    window->flags |= SDL_WINDOW_SHOWN;          /* only one window on Android */
     55    window->flags |= SDL_WINDOW_INPUT_FOCUS;    /* always has input focus */
     56
     57    /* One window, it always has focus */
     58    SDL_SetMouseFocus(window);
     59    SDL_SetKeyboardFocus(window);
     60    
     61    data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
     62    if (!data) {
     63        return SDL_OutOfMemory();
     64    }
     65    
     66    data->native_window = Android_JNI_GetNativeWindow();
     67    
     68    if (!data->native_window) {
     69        SDL_free(data);
     70        return SDL_SetError("Could not fetch native window");
     71    }
     72    
     73    data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->native_window);
     74
     75    if (data->egl_surface == EGL_NO_SURFACE) {
     76        ANativeWindow_release(data->native_window);
     77        SDL_free(data);
     78        return SDL_SetError("Could not create GLES window surface");
     79    }
     80
     81    window->driverdata = data;
     82    Android_Window = window;
     83    
     84    return 0;
     85}
     86
     87void
     88Android_SetWindowTitle(_THIS, SDL_Window * window)
     89{
     90    Android_JNI_SetActivityTitle(window->title);
     91}
     92
     93void
     94Android_DestroyWindow(_THIS, SDL_Window * window)
     95{
     96    SDL_WindowData *data;
     97    
     98    if (window == Android_Window) {
     99        Android_Window = NULL;
    100        if (Android_PauseSem) SDL_DestroySemaphore(Android_PauseSem);
    101        if (Android_ResumeSem) SDL_DestroySemaphore(Android_ResumeSem);
    102        Android_PauseSem = NULL;
    103        Android_ResumeSem = NULL;
    104        
    105        if(window->driverdata) {
    106            data = (SDL_WindowData *) window->driverdata;
    107            if (data->egl_surface != EGL_NO_SURFACE) {
    108                SDL_EGL_DestroySurface(_this, data->egl_surface);
    109            }
    110            if (data->native_window) {
    111                ANativeWindow_release(data->native_window);
    112            }
    113            SDL_free(window->driverdata);
    114            window->driverdata = NULL;
    115        }
    116    }
    117}
    118
    119SDL_bool
    120Android_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
    121{
    122    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
    123
    124    if (info->version.major == SDL_MAJOR_VERSION &&
    125        info->version.minor == SDL_MINOR_VERSION) {
    126        info->subsystem = SDL_SYSWM_ANDROID;
    127        info->info.android.window = data->native_window;
    128        info->info.android.surface = data->egl_surface;
    129        return SDL_TRUE;
    130    } else {
    131        SDL_SetError("Application not compiled with SDL %d.%d\n",
    132                     SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
    133        return SDL_FALSE;
    134    }
    135}
    136
    137#endif /* SDL_VIDEO_DRIVER_ANDROID */
    138
    139/* vi: set ts=4 sw=4 expandtab: */