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.
This commit is contained in:
Lior Halphon
parent
50a21da4d5
commit
bef89c6604
@ -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)
|
||||
|
||||
@ -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;
|
||||
}
|
||||
|
||||
|
||||
|
||||
24
Makefile
24
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)" $@
|
||||
|
||||
|
||||
@ -1,16 +0,0 @@
|
||||
/* SDLMain.m - main entry point for our Cocoa-ized SDL app
|
||||
Initial Version: Darrell Walisser <dwaliss1@purdue.edu>
|
||||
Non-NIB-Code & other changes: Max Horn <max@quendi.de>
|
||||
|
||||
Feel free to customize this file to suit your needs
|
||||
*/
|
||||
|
||||
#ifndef _SDLMain_h_
|
||||
#define _SDLMain_h_
|
||||
|
||||
#import <Cocoa/Cocoa.h>
|
||||
|
||||
@interface SDLMain : NSObject<NSApplicationDelegate>
|
||||
@end
|
||||
|
||||
#endif /* _SDLMain_h_ */
|
||||
382
SDL/SDLMain.m
382
SDL/SDLMain.m
@ -1,382 +0,0 @@
|
||||
/* SDLMain.m - main entry point for our Cocoa-ized SDL app
|
||||
Initial Version: Darrell Walisser <dwaliss1@purdue.edu>
|
||||
Non-NIB-Code & other changes: Max Horn <max@quendi.de>
|
||||
|
||||
Feel free to customize this file to suit your needs
|
||||
*/
|
||||
|
||||
#include <SDL/SDL.h>
|
||||
#include "SDLMain.h"
|
||||
#include <sys/param.h> /* for MAXPATHLEN */
|
||||
#include <unistd.h>
|
||||
#import <objc/runtime.h>
|
||||
|
||||
/* 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;
|
||||
}
|
||||
|
||||
184
SDL/main.c
184
SDL/main.c
@ -4,7 +4,7 @@
|
||||
#include <time.h>
|
||||
#include <assert.h>
|
||||
#include <signal.h>
|
||||
#include <SDL/SDL.h>
|
||||
#include <SDL2/SDL.h>
|
||||
#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;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user