mirror of
https://forgejo.xatacraft.ru/Sunshine/mkxp-sunshine.git
synced 2026-08-19 21:39:57 +00:00
107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
#include <SDL3/SDL.h>
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#include <SDL3/SDL_video.h>
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#include <SDL3_image/SDL_image.h>
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#define FPS 60
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#define DEFAULT_WIDTH 320
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#define DEFAULT_HEIGHT 240
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#include "config.h"
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#include "debugwriter.h"
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#include "pipe.h"
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static void showInitError(const std::string &msg)
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{
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Debug() << msg;
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SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "OneShot: sunshine", msg.c_str(), 0);
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}
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static bool readMessage(Pipe &ipc, char *buf, size_t size)
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{
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size_t index = 0;
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while (index < size - 1) {
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if (ipc.read(buf + index)) {
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++index;
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} else {
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break;
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}
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}
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buf[index] = 0;
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return index > 0;
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}
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int screenMain(Config &conf)
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{
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const SDL_Color colorKey = {0x00, 0xFF, 0x00, 0xFF};
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const SDL_Color black = {0x00, 0x00, 0x00, 0xFF};
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Pipe ipc("oneshot-pipe", Pipe::Read);
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int imgFlags = IMG_INIT_PNG;
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if (IMG_Init(imgFlags) != imgFlags)
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{
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showInitError(std::string("Error initializing SDL_image: ") + SDL_GetError());
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SDL_Quit();
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return 0;
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}
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SDL_Window *win;
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win = SDL_CreateShapedWindow("The Journal",
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SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
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DEFAULT_WIDTH, DEFAULT_HEIGHT, 0);
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if (!win)
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{
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showInitError(std::string("Error creating window: ") + SDL_GetError());
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return 0;
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}
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SDL_WindowShapeMode shapeMode;
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shapeMode.mode = ShapeModeColorKey;
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shapeMode.parameters.colorKey = colorKey;
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//SDL_Surface *surface = SDL_CreateSurface(32, 32, SDL_PIXELFORMAT_INDEX8);
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SDL_Surface *shape = SDL_CreateRGBSurface(DEFAULT_WIDTH, DEFAULT_HEIGHT, 0, 0, 0, 0);
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// SDL_Palette *palette = SDL_CreateSurfacePalette(surface);
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SDL_SetPaletteColors(shape, &black, 0, 1);
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char messageBuf[256];
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unsigned int ticks = SDL_GetTicks();
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for (;;) {
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// Handle events
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SDL_Event e;
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while (SDL_PollEvent(&e)) {
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switch (e.type) {
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case SDL_QUIT:
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return 0;
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}
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}
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// Change shape
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if (readMessage(ipc, messageBuf, sizeof(messageBuf))) {
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if (strcmp(messageBuf, "END") == 0)
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break;
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std::string imgname = conf.gameFolder + "/Journal/" + messageBuf + ".png";
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SDL_DestroySurface(shape);
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if ((shape = IMG_Load(imgname.c_str())) == NULL)
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break;
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SDL_SetWindowSize(win, shape->w, shape->h);
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SDL_SetWindowShape(win, shape, &shapeMode);
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}
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// Redraw
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SDL_BlitSurface(shape, NULL, SDL_GetWindowSurface(win), NULL);
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SDL_UpdateWindowSurface(win);
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// Regulate framerate
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unsigned int ticksDelta = SDL_GetTicks() - ticks;
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if (ticksDelta < 1000 / FPS)
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SDL_Delay(1000 / FPS - ticksDelta);
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ticks = SDL_GetTicks();
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}
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SDL_DestroySurface(shape);
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return 0;
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}
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