diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp new file mode 100644 index 0000000..d31f14f --- /dev/null +++ b/src/main.cpp @@ -0,0 +1,231 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <SDL.h> +#include <SDL_framerate.h> + +#include "osc_graphics.h" +#include "osc_server.h" + +#include "layer.h" +#include "layer_box.h" +#include "layer_image.h" +#include "layer_video.h" + +/* + * Default values + */ +#define DEFAULT_SCREEN_WIDTH 640 /* pixels */ +#define DEFAULT_SCREEN_HEIGHT 480 /* pixels */ +#define DEFAULT_SCREEN_BPP 32 /* bits */ +#define DEFAULT_SDL_FLAGS (SDL_HWSURFACE | SDL_DOUBLEBUF) +#define DEFAULT_SHOW_CURSOR SDL_ENABLE +#define DEFAULT_FRAMERATE 20 /* Hz */ +#define DEFAULT_PORT "7770" /* port number/service/UNIX socket */ + +#define BOOL2STR(X) \ + ((X) ? "on" : "off") + +/* + * Declarations + */ +SDL_Surface *screen; + +OSCServer osc_server; +LayerList layers; + +int config_dump_osc = 0; + +static inline void +sdl_process_events(void) +{ + SDL_Event event; + + while (SDL_PollEvent(&event)) { + switch (event.type) { + case SDL_KEYDOWN: + switch (event.key.keysym.sym) { + case SDLK_F11: + if (!SDL_WM_ToggleFullScreen(screen)) { + SDL_ERROR("SDL_WM_ToggleFullScreen"); + exit(EXIT_FAILURE); + } + break; + + case SDLK_F10: + SDL_ShowCursor(!SDL_ShowCursor(SDL_QUERY)); + break; + + case SDLK_F9: + config_dump_osc ^= 1; + break; + + case SDLK_ESCAPE: + exit(EXIT_SUCCESS); + + default: + break; + } + break; + + case SDL_QUIT: + exit(EXIT_SUCCESS); + + default: + break; + } + } +} + +static void +print_help(void) +{ + printf("osc-server [-h] [-p <port>] [-f] [-c] " + "[-W <width>] [-H <height>] " + "[-B <bpp>] [-F <framerate>]\n" + "Options:\n" + "\t-h Show this help\n" + "\t-p <port> Listen on port <port> (default: %s)\n" + "\t-f Toggle fullscreen (default: %s)\n" + "\t-c Toggle cursor displaying (default: %s)\n" + "\t-W <width> Set screen width (default: %d)\n" + "\t-H <height> Set screen height (default: %d)\n" + "\t-B <bpp> Set screen Bits per Pixel (default: %d)\n" + "\t-F <framerate> Set framerate in Hz (default: %d)\n", + DEFAULT_PORT, + BOOL2STR(DEFAULT_SDL_FLAGS & SDL_FULLSCREEN), + BOOL2STR(DEFAULT_SHOW_CURSOR), + DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT, + DEFAULT_SCREEN_BPP, + DEFAULT_FRAMERATE); +} + +static inline void +parse_options(int argc, char **argv, + const char *&port, Uint32 &flags, int &show_cursor, + int &width, int &height, int &bpp, int &framerate) +{ + for (int i = 1; i < argc; i++) { + if (strlen(argv[i]) != 2 || argv[i][0] != '-') + goto error; + + switch (argv[i][1]) { + case 'h': + print_help(); + exit(EXIT_SUCCESS); + case 'p': + if (++i == argc) + goto error; + port = argv[i]; + break; + case 'f': + flags ^= SDL_FULLSCREEN; + break; + case 'c': + show_cursor = !show_cursor; + break; + case 'W': + if (++i == argc) + goto error; + width = atoi(argv[i]); + break; + case 'H': + if (++i == argc) + goto error; + height = atoi(argv[i]); + break; + case 'B': + if (++i == argc) + goto error; + bpp = atoi(argv[i]); + break; + case 'F': + if (++i == argc) + goto error; + framerate = atoi(argv[i]); + break; + default: + goto error; + } + } + + return; + +error: + print_help(); + exit(EXIT_FAILURE); +} + +#define REGISTER_LAYER(CLASS) \ + osc_server.register_layer(CLASS::ctor_info.name, \ + CLASS::ctor_info.types, \ + CLASS::ctor_osc) + +int +main(int argc, char **argv) +{ + FPSmanager fpsm; + + const char *port = DEFAULT_PORT; + Uint32 sdl_flags = DEFAULT_SDL_FLAGS; + int show_cursor = DEFAULT_SHOW_CURSOR; + int width = DEFAULT_SCREEN_WIDTH; + int height = DEFAULT_SCREEN_HEIGHT; + int bpp = DEFAULT_SCREEN_BPP; + int framerate = DEFAULT_FRAMERATE; + + parse_options(argc, argv, + port, sdl_flags, show_cursor, + width, height, bpp, framerate); + +#ifdef __WIN32__ + /* disable SDL's stdio redirect */ + freopen("CON", "w", stdout); + freopen("CON", "w", stderr); +#endif + + if (SDL_Init(SDL_INIT_VIDEO)) { + SDL_ERROR("SDL_Init"); + return EXIT_FAILURE; + } + atexit(SDL_Quit); + + SDL_WM_SetCaption("OSC Graphics", NULL); + + screen = SDL_SetVideoMode(width, height, bpp, sdl_flags); + if (screen == NULL) { + SDL_ERROR("SDL_SetVideoMode"); + return EXIT_FAILURE; + } + +#if DEFAULT_SDL_FLAGS & SDL_HWSURFACE + if (!(screen->flags & SDL_HWSURFACE)) + fprintf(stderr, "Warning: Hardware surfaces not available!\n"); +#endif + + SDL_ShowCursor(show_cursor); + + osc_server.open(port); + + REGISTER_LAYER(LayerImage); + REGISTER_LAYER(LayerVideo); + REGISTER_LAYER(LayerBox); + + osc_server.start(); + + SDL_initFramerate(&fpsm); + SDL_setFramerate(&fpsm, framerate); + + for (;;) { + sdl_process_events(); + + layers.render(screen); + + SDL_Flip(screen); + SDL_framerateDelay(&fpsm); + } + + /* never reached */ + return EXIT_FAILURE; +} |