bool SDLApplication::init(int /*argc*/, char ** /*argv*/)
{
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) < 0) {
Trace::error("Could not initialize SDL: %s\n", SDL_GetError());
SDL_Quit();
return false;
}
const SDL_VideoInfo * videoInfo = SDL_GetVideoInfo();
if (videoInfo == NULL) {
Trace::error("Could not get video information: %s\n", SDL_GetError());
SDL_Quit();
return false;
}
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
m_surface = SDL_SetVideoMode(800, 600, videoInfo->vfmt->BitsPerPixel, SDL_OPENGL | SDL_RESIZABLE);
if (!m_surface) {
Trace::error("Could not set video mode: %s\n", SDL_GetError());
SDL_Quit();
return false;
}
SDL_WM_SetCaption(m_title, m_title);
window_resized(m_surface->w, m_surface->h);
return true;
}
static void
leave_full_screen(void)
{
if(amFullScreen) {
EndFullScreen(fullScreenRestore, 0);
theWindow = oldWindow;
ShowWindow(theWindow);
amFullScreen = 0;
window_resized();
Rectangle rect = { { 0, 0 }, { bounds.size.width, bounds.size.height } };
wmtrack(0, rect.max.x, rect.max.y, 0);
drawqlock();
flushmemscreen(rect);
drawqunlock();
}
}
static void
full_screen(void)
{
if(!amFullScreen) {
oldWindow = theWindow;
HideWindow(theWindow);
GDHandle device;
GetWindowGreatestAreaDevice(theWindow, kWindowTitleBarRgn, &device, NULL);
BeginFullScreen(&fullScreenRestore, device, 0, 0, &theWindow, 0, 0);
amFullScreen = 1;
window_resized();
Rectangle rect = { { 0, 0 }, { bounds.size.width, bounds.size.height } };
wmtrack(0, rect.max.x, rect.max.y, 0);
drawqlock();
flushmemscreen(rect);
drawqunlock();
} else
leave_full_screen();
}
int main(int argc, char **argv) {
int return_status = 1;
#define MAIN_SDL_CHECK(expression, error_prefix) { \
if (!(expression)) { \
log_error(error_prefix, SDL_GetError()); \
goto exit; \
} \
}
MAIN_SDL_CHECK(SDL_Init(SDL_INIT_VIDEO) == 0, "SDL_Init");
if (IMG_Init(IMG_INIT_PNG) != IMG_INIT_PNG) {
log_error("IMG_Init", IMG_GetError());
goto exit;
}
MAIN_SDL_CHECK(SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "2"), "SDL_SetHint SDL_HINT_RENDER_SCALE_QUALITY");
startup_info_t info = startup(argc, argv);
if (!info.success)
goto exit;
net_mode_t net_mode = info.net_mode;
network = info.network;
char wtitle[256];
if (net_mode == NET_SERVER) {
snprintf(wtitle, sizeof(wtitle), "NetCheckers - server (%s)", info.port);
} else {
snprintf(wtitle, sizeof(wtitle), "NetCheckers - client (%s:%s)", info.host, info.port);
}
window = SDL_CreateWindow(
wtitle,
#if 1
SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
#else
(net_mode == NET_SERVER ? 10 : window_width + 20), SDL_WINDOWPOS_CENTERED,
#endif
window_width, window_height,
SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI
);
MAIN_SDL_CHECK(window, "SDL_CreateWindow");
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
MAIN_SDL_CHECK(renderer, "SDL_CreateRenderer");
MAIN_SDL_CHECK(SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND) == 0, "SDL_SetRenderDrawBlendMode SDL_BLENDMODE_BLEND");
char *error = 0;
char path[1024];
#define LOAD_TEXTURE_CHECKED(var, file) { \
sprintf(path, "%s/" file, info.assets_path); \
var = load_png_texture(path, &error); \
if (error) { \
log_error("load_png_texture " file, error); \
goto exit; \
} \
}
LOAD_TEXTURE_CHECKED(tex.textures.board, "board.png");
LOAD_TEXTURE_CHECKED(tex.textures.red_piece, "piece_red.png");
LOAD_TEXTURE_CHECKED(tex.textures.red_piece_king, "piece_red_king.png");
LOAD_TEXTURE_CHECKED(tex.textures.white_piece, "piece_white.png");
LOAD_TEXTURE_CHECKED(tex.textures.white_piece_king, "piece_white_king.png");
LOAD_TEXTURE_CHECKED(tex.textures.highlight, "highlight.png");
LOAD_TEXTURE_CHECKED(tex.textures.player_turn, "player_turn.png");
LOAD_TEXTURE_CHECKED(tex.textures.opponent_turn, "opponent_turn.png");
LOAD_TEXTURE_CHECKED(tex.textures.victory, "victory.png");
LOAD_TEXTURE_CHECKED(tex.textures.defeat, "defeat.png");
window_resized(window_width, window_height);
// Put the pieces on the board
#if 0
// Game over testing
for (int i = 0; i < 24; i++) {
piece_t *piece = pieces + i;
piece->color = (i >= 12) ? PIECE_BLACK : PIECE_WHITE;
piece->captured = true;
}
pieces[0].captured = false;
pieces[0].king = true;
pieces[0].pos = cell_pos(1, 3);
board[1][3] = &pieces[0];
pieces[12].captured = false;
pieces[12].king = true;
pieces[12].pos = cell_pos(5, 3);
board[5][3] = &pieces[12];
#else
int fill_row = 0;
int fill_col = 0;
for (int i = 0; i < 12; i++) {
piece_t *piece = pieces + i;
piece->color = PIECE_WHITE;
piece->pos = cell_pos(fill_row, fill_col);
board[fill_row][fill_col] = piece;
advance_board_row_col(&fill_row, &fill_col);
}
fill_row = 5;
fill_col = 1;
for (int i = 12; i < 24; i++) {
piece_t *piece = pieces + i;
piece->color = PIECE_BLACK;
piece->pos = cell_pos(fill_row, fill_col);
board[fill_row][fill_col] = piece;
advance_board_row_col(&fill_row, &fill_col);
}
#endif
game_over = false;
current_turn = PIECE_BLACK;
local_color = (net_mode == NET_SERVER) ? PIECE_BLACK : PIECE_WHITE;
bool running = true;
int last_time = SDL_GetTicks();
while (running) {
int current_time = SDL_GetTicks();
int ellapsed_ms = current_time - last_time;
last_time = current_time;
float delta_time = (float)ellapsed_ms / 1000.0f;
SDL_Event event = {0};
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_QUIT: {
running = false;
} break;
case SDL_WINDOWEVENT: {
if (event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED) {
window_resized(event.window.data1, event.window.data2);
}
} break;
case SDL_MOUSEBUTTONDOWN: {
#if 1
if (event.button.state == SDL_PRESSED && event.button.button == SDL_BUTTON_RIGHT) {
message_t net_msg = {0};
net_msg.move_piece = cell_pos(5, 1);
net_msg.move_target = cell_pos(4, 0);
net_send_message(network, &net_msg);
}
#endif
if (event.button.state == SDL_PRESSED && event.button.button == SDL_BUTTON_LEFT) {
if (!game_over && !animating_piece && current_turn == local_color) {
int click_x = event.button.x * dpi_rate;
int click_y = event.button.y * dpi_rate;
if (rect_includes(&board_rect, click_x, click_y)) {
cell_pos_t clicked_cell = point_to_cell(click_x, click_y);
piece_t *clicked_piece = board[clicked_cell.row][clicked_cell.col];
if (clicked_piece && clicked_piece->color == current_turn) {
piece_moves_t moves = find_valid_moves(clicked_piece);
if (moves.count) {
selected_piece = clicked_piece;
available_moves = moves;
}
} else if (selected_piece) {
cell_pos_t from_cell = selected_piece->pos;
move_result_t res = perform_move(selected_piece, clicked_cell);
if (res != MOVE_INVALID) {
if (res == MOVE_END_TURN) {
selected_piece = 0;
} else {
available_moves = find_valid_moves(selected_piece);
}
message_t net_msg = {0};
net_msg.move_piece = from_cell;
net_msg.move_target = clicked_cell;
if (!net_send_message(network, &net_msg)) {
int err = SDL_ShowSimpleMessageBox(
SDL_MESSAGEBOX_ERROR,
"Erro - Falha de comunicação",
"Falha ao enviar movimento para o adversário.",
window
);
if (err) {
log_error("SDL_ShowSimpleMessageBox invalid movement", SDL_GetError());
}
goto exit;
}
}
}
}
}
}
} break;
}
}
if (net_get_state(network) != NET_RUNNING) {
int err = SDL_ShowSimpleMessageBox(
SDL_MESSAGEBOX_ERROR,
"Erro - Conexão Interrompida",
"A conexão foi interrompida pelo adversário",
window
);
if (err) {
log_error("SDL_ShowSimpleMessageBox invalid movement", SDL_GetError());
}
goto exit;
}
message_t net_msg;
if (net_poll_message(network, &net_msg)) {
bool valid_move = false;
piece_t *piece = board[net_msg.move_piece.row][net_msg.move_piece.col];
if (piece && current_turn != local_color && piece->color != local_color) {
move_result_t res = perform_move(piece, net_msg.move_target);
if (res != MOVE_INVALID)
valid_move = true;
}
if (!valid_move) {
int err = SDL_ShowSimpleMessageBox(
SDL_MESSAGEBOX_ERROR,
"Erro - Movimento inválido",
"Seu adversário enviou um movimento inválido.",
window
);
if (err) {
log_error("SDL_ShowSimpleMessageBox invalid movement", SDL_GetError());
}
goto exit;
}
}
render(delta_time);
}
return_status = 0;
exit:
if (network)
net_destroy(network);
for (int i = 0; i < ARRAY_SIZE(tex.array); i++) {
if (tex.array[i])
SDL_DestroyTexture(tex.array[i]);
}
if (renderer)
SDL_DestroyRenderer(renderer);
if (window)
SDL_DestroyWindow(window);
IMG_Quit();
SDL_Quit();
return return_status;
}
//default window event handler
static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
{
OSStatus result = noErr;
uint32_t d_width;
uint32_t d_height;
UInt32 class = GetEventClass (event);
UInt32 kind = GetEventKind (event);
result = CallNextEventHandler(nextHandler, event);
aspect(&d_width,&d_height,A_NOZOOM);
if(class == kEventClassCommand)
{
HICommand theHICommand;
GetEventParameter( event, kEventParamDirectObject, typeHICommand, NULL, sizeof( HICommand ), NULL, &theHICommand );
switch ( theHICommand.commandID )
{
case kHICommandQuit:
mplayer_put_key(KEY_CLOSE_WIN);
break;
case kHalfScreenCmd:
if(vo_quartz_fs)
{
vo_fs = (!(vo_fs)); window_fullscreen();
}
SizeWindow(theWindow, (d_width/2), ((d_width/movie_aspect)/2), 1);
window_resized();
break;
case kNormalScreenCmd:
if(vo_quartz_fs)
{
vo_fs = (!(vo_fs)); window_fullscreen();
}
SizeWindow(theWindow, d_width, (d_width/movie_aspect), 1);
window_resized();
break;
case kDoubleScreenCmd:
if(vo_quartz_fs)
{
vo_fs = (!(vo_fs)); window_fullscreen();
}
SizeWindow(theWindow, (d_width*2), ((d_width/movie_aspect)*2), 1);
window_resized();
break;
case kFullScreenCmd:
vo_fs = (!(vo_fs)); window_fullscreen();
break;
case kKeepAspectCmd:
vo_keepaspect = (!(vo_keepaspect));
CheckMenuItem (aspectMenu, 1, vo_keepaspect);
window_resized();
break;
case kAspectOrgCmd:
movie_aspect = old_movie_aspect;
if(!vo_quartz_fs)
{
SizeWindow(theWindow, dstRect.right, (dstRect.right/movie_aspect),1);
}
window_resized();
break;
case kAspectFullCmd:
movie_aspect = 4.0f/3.0f;
if(!vo_quartz_fs)
{
SizeWindow(theWindow, dstRect.right, (dstRect.right/movie_aspect),1);
}
window_resized();
break;
case kAspectWideCmd:
movie_aspect = 16.0f/9.0f;
if(!vo_quartz_fs)
{
SizeWindow(theWindow, dstRect.right, (dstRect.right/movie_aspect),1);
}
window_resized();
break;
case kPanScanCmd:
vo_panscan = (!(vo_panscan));
CheckMenuItem (aspectMenu, 2, vo_panscan);
window_panscan();
window_resized();
break;
default:
result = eventNotHandledErr;
break;
}
}
else if(class == kEventClassWindow)
int SDLApplication::run()
{
bool quit = false;
SDL_Event event;
m_totalTime = SDL_GetTicks();
while (!quit)
{
while (SDL_PollEvent(&event))
{
switch (event.type)
{
case SDL_KEYDOWN:
if (event.key.keysym.sym == SDLK_ESCAPE || event.key.keysym.sym == SDLK_q)
quit = true;
else if (event.key.keysym.sym == SDLK_UP || event.key.keysym.sym == SDLK_w)
keyDown(KEY_MOVE_FORWARD);
else if (event.key.keysym.sym == SDLK_DOWN || event.key.keysym.sym == SDLK_s)
keyDown(KEY_MOVE_BACKWARD);
else if (event.key.keysym.sym == SDLK_LEFT || event.key.keysym.sym == SDLK_a)
keyDown(KEY_MOVE_LEFT);
else if (event.key.keysym.sym == SDLK_RIGHT || event.key.keysym.sym == SDLK_d)
keyDown(KEY_MOVE_RIGHT);
else if (event.key.keysym.sym == SDLK_SPACE)
keyDown(KEY_CONTINUE);
break;
case SDL_KEYUP:
if (event.key.keysym.sym == SDLK_ESCAPE || event.key.keysym.sym == SDLK_q)
quit = true;
else if (event.key.keysym.sym == SDLK_UP || event.key.keysym.sym == SDLK_w)
keyUp(KEY_MOVE_FORWARD);
else if (event.key.keysym.sym == SDLK_DOWN || event.key.keysym.sym == SDLK_s)
keyUp(KEY_MOVE_BACKWARD);
else if (event.key.keysym.sym == SDLK_LEFT || event.key.keysym.sym == SDLK_a)
keyUp(KEY_MOVE_LEFT);
else if (event.key.keysym.sym == SDLK_RIGHT || event.key.keysym.sym == SDLK_d)
keyUp(KEY_MOVE_RIGHT);
else if (event.key.keysym.sym == SDLK_RETURN)
keyUp(KEY_RESET_1);
else if (event.key.keysym.sym == SDLK_c)
keyUp(KEY_RESET_2);
else if (event.key.keysym.sym == SDLK_h)
keyUp(KEY_HELP);
else if (event.key.keysym.sym == SDLK_SPACE)
keyUp(KEY_CONTINUE);
break;
case SDL_MOUSEBUTTONDOWN:
// this is to avoid a "jump" of the mouse delta after the first movement after a mouse click
SDL_WarpMouse(m_width/2, m_height/2);
break;
case SDL_MOUSEMOTION:
if (event.button.button == SDL_BUTTON_LEFT) {
int middleX = int(m_width/2);
int middleY = int(m_height/2);
if (middleX != event.motion.x || middleY != event.motion.y)
{
mouse(KEY_MOUSE_LEFT, middleX - event.motion.x, middleY - event.motion.y);
SDL_WarpMouse(middleX, middleY);
}
}
break;
case SDL_VIDEORESIZE:
{
Uint8 bpp = m_surface->format->BitsPerPixel;
Uint32 flags = m_surface->flags;
SDL_FreeSurface(m_surface);
m_surface = SDL_SetVideoMode(event.resize.w, event.resize.h, bpp, flags);
window_resized(event.resize.w, event.resize.h);
}
break;
case SDL_QUIT:
quit = true;
break;
}
}
int currentTime = SDL_GetTicks();
float dt = float(currentTime - m_totalTime);
if (!m_fixedTimeStep || dt >= m_targetElapsedTime * 1000) {
m_totalTime = currentTime;
if (dt > 0)
update(dt);
}
draw();
SDL_GL_SwapBuffers();
}
SDL_Quit();
return 0;
}
static void
winproc(void *a)
{
MenuItemIndex index;
winRect.left = 30;
winRect.top = 60;
winRect.bottom = (devRect.size.height * 0.75) + winRect.top;
winRect.right = (devRect.size.width * 0.75) + winRect.left;
ClearMenuBar();
InitCursor();
CreateStandardWindowMenu(0, &windMenu);
InsertMenu(windMenu, 0);
CreateNewMenu(1004, 0, &viewMenu);
SetMenuTitleWithCFString(viewMenu, CFSTR("View"));
AppendMenuItemTextWithCFString(viewMenu, CFSTR("Toggle Full Screen"), 0,
kFullScreenCmd, &index);
SetMenuItemCommandKey(viewMenu, index, FALSE, 'F');
InsertMenu(viewMenu, GetMenuID(windMenu));
DrawMenuBar();
uint32_t windowAttrs = 0
| kWindowCloseBoxAttribute
| kWindowCollapseBoxAttribute
| kWindowResizableAttribute
| kWindowStandardHandlerAttribute
| kWindowFullZoomAttribute
;
CreateNewWindow(kDocumentWindowClass, windowAttrs, &winRect, &theWindow);
SetWindowTitleWithCFString(theWindow, CFSTR("Acme SAC"));
if(PasteboardCreate(kPasteboardClipboard, &appleclip) != noErr)
sysfatal("pasteboard create failed");
const EventTypeSpec app_events[] = {
{ kEventClassApplication, kEventAppQuit }
};
const EventTypeSpec commands[] = {
{ kEventClassWindow, kEventWindowClosed },
{ kEventClassWindow, kEventWindowBoundsChanged },
{ kEventClassCommand, kEventCommandProcess }
};
const EventTypeSpec events[] = {
{ kEventClassTextInput, kEventTextInputUpdateActiveInputArea },
{ kEventClassTextInput, kEventTextInputUnicodeForKeyEvent },
{ kEventClassTextInput, kEventTextInputOffsetToPos },
{ kEventClassTextInput, kEventTextInputPosToOffset },
{ kEventClassTextInput, kEventTextInputShowHideBottomWindow },
{ kEventClassTextInput, kEventTextInputGetSelectedText },
{ kEventClassTextInput, kEventTextInputUnicodeText },
{ kEventClassTextInput, kEventTextInputFilterText },
{ kEventClassKeyboard, kEventRawKeyDown },
{ kEventClassKeyboard, kEventRawKeyModifiersChanged },
{ kEventClassKeyboard, kEventRawKeyRepeat },
{ kEventClassMouse, kEventMouseDown },
{ kEventClassMouse, kEventMouseUp },
{ kEventClassMouse, kEventMouseMoved },
{ kEventClassMouse, kEventMouseDragged },
{ kEventClassMouse, kEventMouseWheelMoved },
};
InstallApplicationEventHandler (
NewEventHandlerUPP (ApplicationQuitEventHandler),
GetEventTypeCount(app_events),
app_events,
NULL,
NULL);
InstallApplicationEventHandler (
NewEventHandlerUPP (MainWindowEventHandler),
GetEventTypeCount(events),
events,
NULL,
NULL);
InstallWindowEventHandler (
theWindow,
NewEventHandlerUPP (MainWindowCommandHandler),
GetEventTypeCount(commands),
commands,
theWindow,
NULL);
ShowWindow(theWindow);
ShowMenuBar();
window_resized();
Rectangle rect = { { 0, 0 }, { bounds.size.width, bounds.size.height } };
wmtrack(0, rect.max.x, rect.max.y, 0);
SelectWindow(theWindow);
// Run the event loop
readybit = 1;
Wakeup(&rend);
RunApplicationEventLoop();
}