From bef89c66045a3ef1eb959326db95a6f14547b40d Mon Sep 17 00:00:00 2001 From: Lior Halphon Date: Sun, 21 May 2017 21:44:28 +0300 Subject: [PATCH] Upgraded Sameboy-SDL to SDL2, fixed Windows build, fixed save states in SDL, added reset and mute to SDL. The SDL port now renders via OpenGL. --- Core/apu.c | 8 ++ Core/gb.c | 6 +- Makefile | 24 ++-- SDL/SDLMain.h | 16 --- SDL/SDLMain.m | 382 -------------------------------------------------- SDL/main.c | 184 +++++++++++++++--------- 6 files changed, 141 insertions(+), 479 deletions(-) delete mode 100644 SDL/SDLMain.h delete mode 100644 SDL/SDLMain.m diff --git a/Core/apu.c b/Core/apu.c index cb87e66..5b43d77 100755 --- a/Core/apu.c +++ b/Core/apu.c @@ -15,6 +15,14 @@ _a > _b ? _a : _b; }) __typeof__ (b) _b = (b); \ _a < _b ? _a : _b; }) +#ifdef _WIN32 +/* "Old" (Pre-2015) Windows headers/libc don't have round. */ +static inline double round(double f) +{ + return f >= 0? (int)(f + 0.5) : (int)(f - 0.5); +} +#endif + #define APU_FREQUENCY 0x80000 static int16_t generate_square(uint64_t phase, uint32_t wave_length, int16_t amplitude, uint8_t duty) diff --git a/Core/gb.c b/Core/gb.c index 214cbcb..cf334b5 100755 --- a/Core/gb.c +++ b/Core/gb.c @@ -651,12 +651,14 @@ void GB_switch_model_and_reset(GB_gameboy_t *gb, bool is_cgb) void *GB_get_direct_access(GB_gameboy_t *gb, GB_direct_access_t access, size_t *size, uint16_t *bank) { /* Set size and bank to dummy pointers if not set */ + size_t dummy_size; + uint16_t dummy_bank; if (!size) { - size = alloca(sizeof(size)); + size = &dummy_size; } if (!bank) { - bank = alloca(sizeof(bank)); + bank = &dummy_bank; } diff --git a/Makefile b/Makefile index 18dbe23..2779032 100755 --- a/Makefile +++ b/Makefile @@ -43,10 +43,10 @@ endif # Set compilation and linkage flags based on target, platform and configuration CFLAGS += -Werror -Wall -std=gnu11 -ICore -D_GNU_SOURCE -DVERSION="$(VERSION)" -I. -D_USE_MATH_DEFINES -SDL_LDFLAGS := -lSDL +SDL_LDFLAGS := -lSDL2 ifeq ($(PLATFORM),windows32) CFLAGS += -IWindows -LDFLAGS += -lmsvcrt -lSDLmain -Wl,/MANIFESTFILE:NUL +LDFLAGS += -lmsvcrt -lSDL2main -Wl,/MANIFESTFILE:NUL else LDFLAGS += -lc -lm endif @@ -56,19 +56,16 @@ SYSROOT := $(shell xcodebuild -sdk macosx -version Path 2> /dev/null) CFLAGS += -F/Library/Frameworks OCFLAGS += -x objective-c -fobjc-arc -Wno-deprecated-declarations -isysroot $(SYSROOT) -mmacosx-version-min=10.9 LDFLAGS += -framework AppKit -framework PreferencePanes -framework Carbon -framework QuartzCore -SDL_LDFLAGS := -F/Library/Frameworks -framework SDL +SDL_LDFLAGS := -F/Library/Frameworks -framework SDL2 endif - +CFLAGS += -Wno-deprecated-declarations ifeq ($(PLATFORM),windows32) -CFLAGS += -Wno-deprecated-declarations # Seems like Microsoft deprecated every single LIBC function -LDFLAGS += -Wl,/NODEFAULTLIB:libcmt +CFLAGS += -Wno-deprecated-declarations -Dstrdup=_strdup # Seems like Microsoft deprecated every single LIBC function +LDFLAGS += -Wl,/NODEFAULTLIB:libcmt.lib endif ifeq ($(CONF),debug) CFLAGS += -g -ifeq ($(PLATFORM),windows32) -LDFLAGS += -Wl,/debug -endif else ifeq ($(CONF), release) CFLAGS += -O3 -DNDEBUG ifneq ($(PLATFORM),windows32) @@ -82,7 +79,7 @@ endif # Define our targets ifeq ($(PLATFORM),windows32) -SDL_TARGET := $(BIN)/sdl/sameboy.exe $(BIN)/sdl/sameboy_debugger.exe $(BIN)/sdl/SDL.dll +SDL_TARGET := $(BIN)/sdl/sameboy.exe $(BIN)/sdl/sameboy_debugger.exe $(BIN)/sdl/SDL2.dll TESTER_TARGET := $(BIN)/tester/sameboy_tester.exe else SDL_TARGET := $(BIN)/sdl/sameboy @@ -105,7 +102,6 @@ TESTER_SOURCES := $(shell ls Tester/*.c) ifeq ($(PLATFORM),Darwin) COCOA_SOURCES := $(shell ls Cocoa/*.m) $(shell ls HexFiend/*.m) QUICKLOOK_SOURCES := $(shell ls QuickLook/*.m) $(shell ls QuickLook/*.c) -SDL_SOURCES += $(shell ls SDL/*.m) endif CORE_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(CORE_SOURCES)) @@ -236,11 +232,11 @@ $(OBJ)/%.res: %.rc %.o: %.res cvtres /OUT:"$@" $^ -# We must provide SDL.dll with the Windows port. This is an AWFUL HACK to find it. +# We must provide SDL2.dll with the Windows port. This is an AWFUL HACK to find it. SPACE := SPACE += -$(BIN)/sdl/SDL.dll: - @$(eval POTENTIAL_MATCHES := $(subst @@@," ",$(patsubst %,%/SDL.dll,$(subst ;,$(SPACE),$(subst $(SPACE),@@@,$(lib)))))) +$(BIN)/sdl/SDL2.dll: + @$(eval POTENTIAL_MATCHES := $(subst @@@," ",$(patsubst %,%/SDL2.dll,$(subst ;,$(SPACE),$(subst $(SPACE),@@@,$(lib)))))) @$(eval MATCH := $(shell ls $(POTENTIAL_MATCHES) 2> NUL | head -n 1)) cp "$(MATCH)" $@ diff --git a/SDL/SDLMain.h b/SDL/SDLMain.h deleted file mode 100644 index 9bddc9c..0000000 --- a/SDL/SDLMain.h +++ /dev/null @@ -1,16 +0,0 @@ -/* SDLMain.m - main entry point for our Cocoa-ized SDL app - Initial Version: Darrell Walisser - Non-NIB-Code & other changes: Max Horn - - Feel free to customize this file to suit your needs -*/ - -#ifndef _SDLMain_h_ -#define _SDLMain_h_ - -#import - -@interface SDLMain : NSObject -@end - -#endif /* _SDLMain_h_ */ diff --git a/SDL/SDLMain.m b/SDL/SDLMain.m deleted file mode 100644 index d8aadf5..0000000 --- a/SDL/SDLMain.m +++ /dev/null @@ -1,382 +0,0 @@ -/* SDLMain.m - main entry point for our Cocoa-ized SDL app - Initial Version: Darrell Walisser - Non-NIB-Code & other changes: Max Horn - - Feel free to customize this file to suit your needs -*/ - -#include -#include "SDLMain.h" -#include /* for MAXPATHLEN */ -#include -#import - -/* For some reaon, Apple removed setAppleMenu from the headers in 10.4, - but the method still is there and works. To avoid warnings, we declare - it ourselves here. */ -@interface NSApplication(SDL_Missing_Methods) -- (void)setAppleMenu:(NSMenu *)menu; -@end - -/* Use this flag to determine whether we use SDLMain.nib or not */ -#define SDL_USE_NIB_FILE 0 - -/* Use this flag to determine whether we use CPS (docking) or not */ -#define SDL_USE_CPS 1 -#ifdef SDL_USE_CPS -/* Portions of CPS.h */ -typedef struct CPSProcessSerNum -{ - UInt32 lo; - UInt32 hi; -} CPSProcessSerNum; - -extern OSErr CPSGetCurrentProcess( CPSProcessSerNum *psn); -extern OSErr CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5); -extern OSErr CPSSetFrontProcess( CPSProcessSerNum *psn); - -#endif /* SDL_USE_CPS */ - -static int gArgc; -static char **gArgv; -static BOOL gFinderLaunch; -static BOOL gCalledAppMainline = FALSE; - -static NSString *getApplicationName(void) -{ - const NSDictionary *dict; - NSString *appName = 0; - - /* Determine the application name */ - dict = (__bridge const NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle()); - if (dict) - appName = [dict objectForKey: @"CFBundleName"]; - - if (![appName length]) - appName = [[NSProcessInfo processInfo] processName]; - - return appName; -} - -#if SDL_USE_NIB_FILE -/* A helper category for NSString */ -@interface NSString (ReplaceSubString) -- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString; -@end -#endif - -@interface NSApplication (SDLApplication) -@end - -@implementation NSApplication (SDLApplication) -/* Invoked from the Quit menu item */ -- (void)_terminate:(id)sender -{ - /* Post a SDL_QUIT event */ - SDL_Event event; - event.type = SDL_QUIT; - SDL_PushEvent(&event); - /* Call "super" */ - [self _terminate:sender]; -} - -/* Use swizzling to avoid warning and undocumented Obj C runtime behavior. Didn't feel like rewriting SDLMain for this. */ -+ (void) load -{ - method_exchangeImplementations(class_getInstanceMethod(self, @selector(terminate:)), class_getInstanceMethod(self, @selector(_terminate:))); -} -@end - -/* The main class of the application, the application's delegate */ -@implementation SDLMain - -/* Set the working directory to the .app's parent directory */ -- (void) setupWorkingDirectory:(BOOL)shouldChdir -{ - if (shouldChdir) - { - char parentdir[MAXPATHLEN]; - CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle()); - CFURLRef url2 = CFURLCreateCopyDeletingLastPathComponent(0, url); - if (CFURLGetFileSystemRepresentation(url2, 1, (UInt8 *)parentdir, MAXPATHLEN)) { - chdir(parentdir); /* chdir to the binary app's parent */ - } - CFRelease(url); - CFRelease(url2); - } -} - -#if SDL_USE_NIB_FILE - -/* Fix menu to contain the real app name instead of "SDL App" */ -- (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName -{ - NSRange aRange; - NSEnumerator *enumerator; - NSMenuItem *menuItem; - - aRange = [[aMenu title] rangeOfString:@"SDL App"]; - if (aRange.length != 0) - [aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]]; - - enumerator = [[aMenu itemArray] objectEnumerator]; - while ((menuItem = [enumerator nextObject])) - { - aRange = [[menuItem title] rangeOfString:@"SDL App"]; - if (aRange.length != 0) - [menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]]; - if ([menuItem hasSubmenu]) - [self fixMenu:[menuItem submenu] withAppName:appName]; - } -} - -#else - -static void setApplicationMenu(void) -{ - /* warning: this code is very odd */ - NSMenu *appleMenu; - NSMenuItem *menuItem; - NSString *title; - NSString *appName; - - appName = getApplicationName(); - appleMenu = [[NSMenu alloc] initWithTitle:@""]; - - /* Add menu items */ - title = [@"About " stringByAppendingString:appName]; - [appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""]; - - [appleMenu addItem:[NSMenuItem separatorItem]]; - - title = [@"Hide " stringByAppendingString:appName]; - [appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"]; - - menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; - [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)]; - - [appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; - - [appleMenu addItem:[NSMenuItem separatorItem]]; - - title = [@"Quit " stringByAppendingString:appName]; - [appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"]; - - - /* Put menu into the menubar */ - menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""]; - [menuItem setSubmenu:appleMenu]; - [[NSApp mainMenu] addItem:menuItem]; - - /* Tell the application object that this is now the application menu */ - [NSApp setAppleMenu:appleMenu]; - -} - -/* Create a window menu */ -static void setupWindowMenu(void) -{ - NSMenu *windowMenu; - NSMenuItem *windowMenuItem; - NSMenuItem *menuItem; - - windowMenu = [[NSMenu alloc] initWithTitle:@"Window"]; - - /* "Minimize" item */ - menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"]; - [windowMenu addItem:menuItem]; - - /* Put menu into the menubar */ - windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""]; - [windowMenuItem setSubmenu:windowMenu]; - [[NSApp mainMenu] addItem:windowMenuItem]; - - /* Tell the application object that this is now the window menu */ - [NSApp setWindowsMenu:windowMenu]; - - /* Finally give up our references to the objects */ -} - -/* Replacement for NSApplicationMain */ -static void CustomApplicationMain (int argc, char **argv) -{ - SDLMain *sdlMain; - - /* Ensure the application object is initialised */ - [NSApplication sharedApplication]; - -#ifdef SDL_USE_CPS - { - CPSProcessSerNum PSN; - /* Tell the dock about us */ - if (!CPSGetCurrentProcess(&PSN)) - if (!CPSEnableForegroundOperation(&PSN,0x03,0x3C,0x2C,0x1103)) - if (!CPSSetFrontProcess(&PSN)) - [NSApplication sharedApplication]; - } -#endif /* SDL_USE_CPS */ - - /* Set up the menubar */ - [NSApp setMainMenu:[[NSMenu alloc] init]]; - setApplicationMenu(); - setupWindowMenu(); - - /* Create SDLMain and make it the app delegate */ - sdlMain = [[SDLMain alloc] init]; - [NSApp setDelegate:sdlMain]; - - /* Start the main event loop */ - [NSApp run]; -} - -#endif - - -/* - * Catch document open requests...this lets us notice files when the app - * was launched by double-clicking a document, or when a document was - * dragged/dropped on the app's icon. You need to have a - * CFBundleDocumentsType section in your Info.plist to get this message, - * apparently. - * - * Files are added to gArgv, so to the app, they'll look like command line - * arguments. Previously, apps launched from the finder had nothing but - * an argv[0]. - * - * This message may be received multiple times to open several docs on launch. - * - * This message is ignored once the app's mainline has been called. - */ -- (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename -{ - const char *temparg; - size_t arglen; - char *arg; - char **newargv; - - if (!gFinderLaunch) /* MacOS is passing command line args. */ - return FALSE; - - if (gCalledAppMainline) /* app has started, ignore this document. */ - return FALSE; - - temparg = [filename UTF8String]; - arglen = SDL_strlen(temparg) + 1; - arg = (char *) SDL_malloc(arglen); - if (arg == NULL) - return FALSE; - - newargv = (char **) realloc(gArgv, sizeof (char *) * (gArgc + 2)); - if (newargv == NULL) - { - SDL_free(arg); - return FALSE; - } - gArgv = newargv; - - SDL_strlcpy(arg, temparg, arglen); - gArgv[gArgc++] = arg; - gArgv[gArgc] = NULL; - return TRUE; -} - - -/* Called when the internal event loop has just started running */ -- (void) applicationDidFinishLaunching: (NSNotification *) note -{ - int status; - - /* Set the working directory to the .app's parent directory */ - [self setupWorkingDirectory:gFinderLaunch]; - -#if SDL_USE_NIB_FILE - /* Set the main menu to contain the real app name instead of "SDL App" */ - [self fixMenu:[NSApp mainMenu] withAppName:getApplicationName()]; -#endif - - /* Hand off to main application code */ - gCalledAppMainline = TRUE; - status = SDL_main (gArgc, gArgv); - - /* We're done, thank you for playing */ - exit(status); -} -@end - - -@implementation NSString (ReplaceSubString) - -- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString -{ - unsigned int bufferSize; - unsigned int selfLen = [self length]; - unsigned int aStringLen = [aString length]; - unichar *buffer; - NSRange localRange; - NSString *result; - - bufferSize = selfLen + aStringLen - aRange.length; - buffer = (unichar *)NSAllocateMemoryPages(bufferSize*sizeof(unichar)); - - /* Get first part into buffer */ - localRange.location = 0; - localRange.length = aRange.location; - [self getCharacters:buffer range:localRange]; - - /* Get middle part into buffer */ - localRange.location = 0; - localRange.length = aStringLen; - [aString getCharacters:(buffer+aRange.location) range:localRange]; - - /* Get last part into buffer */ - localRange.location = aRange.location + aRange.length; - localRange.length = selfLen - localRange.location; - [self getCharacters:(buffer+aRange.location+aStringLen) range:localRange]; - - /* Build output string */ - result = [NSString stringWithCharacters:buffer length:bufferSize]; - - NSDeallocateMemoryPages(buffer, bufferSize); - - return result; -} - -@end - - -void cocoa_disable_filtering(void) { - CGContextSetInterpolationQuality([[NSGraphicsContext currentContext] CGContext], kCGInterpolationNone); -} - -#ifdef main -# undef main -#endif - -/* Main entry point to executable - should *not* be SDL_main! */ -int main (int argc, char **argv) -{ - /* Copy the arguments into a global variable */ - /* This is passed if we are launched by double-clicking */ - if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) { - gArgv = (char **) SDL_malloc(sizeof (char *) * 2); - gArgv[0] = argv[0]; - gArgv[1] = NULL; - gArgc = 1; - gFinderLaunch = YES; - } else { - int i; - gArgc = argc; - gArgv = (char **) SDL_malloc(sizeof (char *) * (argc+1)); - for (i = 0; i <= argc; i++) - gArgv[i] = argv[i]; - gFinderLaunch = NO; - } - -#if SDL_USE_NIB_FILE - NSApplicationMain (argc, argv); -#else - CustomApplicationMain (argc, argv); -#endif - return 0; -} - diff --git a/SDL/main.c b/SDL/main.c index cd7cf18..df72d49 100755 --- a/SDL/main.c +++ b/SDL/main.c @@ -4,7 +4,7 @@ #include #include #include -#include +#include #ifndef _WIN32 #define AUDIO_FREQUENCY 96000 #else @@ -15,28 +15,94 @@ #define snprintf _snprintf #endif +#if defined(__APPLE__) && SDL_MAJOR_VERSION == 2 && SDL_MINOR_VERSION == 0 && SDL_PATCHLEVEL == 5 +#error You are using SDL2-2.0.5, which contains a bug that prevents 96KHz audio playback on macOS. Use SDL2-2.0.4 or alternatively modify this file to reduce the frequency to 44100 and disable this error. +#endif + #include "gb.h" -static bool running = false; static char *filename; +static char *battery_save_path_ptr; static void replace_extension(const char *src, size_t length, char *dest, const char *ext); + +static SDL_Window *window = NULL; +static SDL_Renderer *renderer = NULL; +static SDL_Texture *texture = NULL; +static SDL_PixelFormat *pixel_format = NULL; +static uint32_t pixels[160*144]; GB_gameboy_t gb; -static void GB_update_keys_status(GB_gameboy_t *gb) +static enum { + GB_SDL_NO_COMMAND, + GB_SDL_SAVE_STATE_COMMAND, + GB_SDL_LOAD_STATE_COMMAND, + GB_SDL_RESET_COMMAND, +} pending_command; +static unsigned command_parameter; + +static void handle_events(GB_gameboy_t *gb) { static bool ctrl = false; static bool shift = false; #ifdef __APPLE__ static bool cmd = false; +#define MODIFIER cmd +#else +#define MODIFIER ctrl #endif SDL_Event event; while (SDL_PollEvent(&event)) { switch( event.type ){ case SDL_QUIT: - running = false; + GB_save_battery(gb, battery_save_path_ptr); + exit(0); + case SDL_KEYDOWN: - case SDL_KEYUP: + switch (event.key.keysym.sym) { + case SDLK_c: + if (ctrl && event.type == SDL_KEYDOWN) { + ctrl = false; + GB_debugger_break(gb); + + } + break; + + case SDLK_r: + if (MODIFIER) { + pending_command = GB_SDL_RESET_COMMAND; + } + break; + + case SDLK_m: + if (MODIFIER) { +#ifdef __APPLE__ + // Can't over CMD+M (Minimize) in SDL + if (!shift) { + break; + } +#endif + SDL_PauseAudio(SDL_GetAudioStatus() == SDL_AUDIO_PLAYING? true : false); + } + break; + + default: + /* Save states */ + if (event.key.keysym.sym >= SDLK_0 && event.key.keysym.sym <= SDLK_9) { + if (MODIFIER) { + command_parameter = event.key.keysym.sym - SDLK_0; + + if (shift) { + pending_command = GB_SDL_LOAD_STATE_COMMAND; + } + else { + pending_command = GB_SDL_SAVE_STATE_COMMAND; + } + } + } + break; + } + case SDL_KEYUP: // Fallthrough switch (event.key.keysym.sym) { case SDLK_RIGHT: GB_set_key_state(gb, GB_KEY_RIGHT, event.type == SDL_KEYDOWN); @@ -74,42 +140,11 @@ static void GB_update_keys_status(GB_gameboy_t *gb) shift = event.type == SDL_KEYDOWN; break; #ifdef __APPLE__ - case SDLK_LMETA: - case SDLK_RMETA: + case SDLK_LGUI: + case SDLK_RGUI: cmd = event.type == SDL_KEYDOWN; break; #endif - - case SDLK_c: - if (ctrl && event.type == SDL_KEYDOWN) { - ctrl = false; - GB_debugger_break(gb); - - } - break; - - default: - /* Save states */ - if (event.key.keysym.sym >= SDLK_0 && event.key.keysym.sym <= SDLK_9) { -#ifdef __APPLE__ - if (cmd) { -#else - if (ctrl) { -#endif - char save_path[strlen(filename) + 4]; - char save_extension[] =".s0"; - save_extension[2] += event.key.keysym.sym - SDLK_0; - replace_extension(filename, strlen(filename), save_path, save_extension); - - if (shift) { - GB_load_state(gb, save_path); - } - else { - GB_save_state(gb, save_path); - } - } - } - break; } break; default: @@ -120,11 +155,11 @@ static void GB_update_keys_status(GB_gameboy_t *gb) static void vblank(GB_gameboy_t *gb) { - SDL_Surface *screen = GB_get_user_data(gb); - SDL_Flip(screen); - GB_update_keys_status(gb); - - GB_set_pixels_output(gb, screen->pixels); + SDL_UpdateTexture(texture, NULL, pixels, 160 * sizeof (uint32_t)); + SDL_RenderClear(renderer); + SDL_RenderCopy(renderer, texture, NULL, NULL); + SDL_RenderPresent(renderer); + handle_events(gb); } #ifdef __APPLE__ @@ -177,11 +212,10 @@ static char *executable_relative_path(const char *filename) snprintf(path, sizeof(path), "%s/%s", executable_folder(), filename); return path; } - -static SDL_Surface *screen = NULL; + static uint32_t rgb_encode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b) { - return SDL_MapRGB(screen->format, r, g, b); + return SDL_MapRGB(pixel_format, r, g, b); } static void debugger_interrupt(int ignore) @@ -217,9 +251,6 @@ static void replace_extension(const char *src, size_t length, char *dest, const strcat(dest, ext); } -#ifdef __APPLE__ -extern void cocoa_disable_filtering(void); -#endif int main(int argc, char **argv) { bool dmg = false; @@ -270,16 +301,18 @@ usage: signal(SIGINT, debugger_interrupt); SDL_Init( SDL_INIT_EVERYTHING ); - screen = SDL_SetVideoMode(160, 144, 32, SDL_SWSURFACE ); - SDL_WM_SetCaption("SameBoy v" xstr(VERSION), "SameBoy v" xstr(VERSION)); -#ifdef __APPLE__ - cocoa_disable_filtering(); -#endif + + window = SDL_CreateWindow("SameBoy v" xstr(VERSION), SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, + 160, 144, SDL_WINDOW_OPENGL); + renderer = SDL_CreateRenderer(window, -1, 0); + + texture = SDL_CreateTexture(renderer, SDL_GetWindowPixelFormat(window), SDL_TEXTUREACCESS_STREAMING, 160, 144); + + pixel_format = SDL_AllocFormat(SDL_GetWindowPixelFormat(window)); + /* Configure Screen */ - SDL_LockSurface(screen); GB_set_vblank_callback(&gb, (GB_vblank_callback_t) vblank); - GB_set_user_data(&gb, screen); - GB_set_pixels_output(&gb, screen->pixels); + GB_set_pixels_output(&gb, pixels); GB_set_rgb_encode_callback(&gb, rgb_encode); size_t path_length = strlen(filename); @@ -287,6 +320,7 @@ usage: /* Configure battery */ char battery_save_path[path_length + 5]; /* At the worst case, size is strlen(path) + 4 bytes for .sav + NULL */ replace_extension(filename, path_length, battery_save_path, ".sav"); + battery_save_path_ptr = battery_save_path; GB_load_battery(&gb, battery_save_path); /* Configure symbols */ @@ -306,19 +340,39 @@ usage: want.callback = audio_callback; want.userdata = &gb; SDL_OpenAudio(&want, &have); - GB_set_sample_rate(&gb, AUDIO_FREQUENCY); + GB_set_sample_rate(&gb, have.freq); /* Start Audio */ - SDL_PauseAudio(0); + SDL_PauseAudio(false); /* Run emulation */ - running = true; - while (running) { + while (true) { GB_run(&gb); + switch (pending_command) { + case GB_SDL_LOAD_STATE_COMMAND: + case GB_SDL_SAVE_STATE_COMMAND: { + char save_path[strlen(filename) + 4]; + char save_extension[] = ".s0"; + save_extension[2] += command_parameter; + replace_extension(filename, strlen(filename), save_path, save_extension); + + if (pending_command == GB_SDL_LOAD_STATE_COMMAND) { + GB_load_state(&gb, save_path); + } + else { + GB_save_state(&gb, save_path); + } + break; + } + + case GB_SDL_RESET_COMMAND: + GB_reset(&gb); + break; + + case GB_SDL_NO_COMMAND: + break; + } + pending_command = GB_SDL_NO_COMMAND; } - SDL_CloseAudio(); - - GB_save_battery(&gb, battery_save_path); - return 0; }