mirror of https://github.com/bsnes-emu/bsnes.git
Initial Windows support
This commit is contained in:
Lior Halphon
parent
0734e990b3
commit
e7626535a8
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@ -4,11 +4,13 @@
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#include "apu.h"
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#include "gb.h"
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#undef max
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#define max(a,b) \
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({ __typeof__ (a) _a = (a); \
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__typeof__ (b) _b = (b); \
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_a > _b ? _a : _b; })
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#undef min
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#define min(a,b) \
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({ __typeof__ (a) _a = (a); \
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__typeof__ (b) _b = (b); \
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@ -6,6 +6,10 @@
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#include <string.h>
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#include "gb.h"
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#include "display.h"
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#ifdef _WIN32
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#define _WIN32_WINNT 0x0500
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#include <Windows.h>
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#endif
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#pragma pack(push, 1)
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typedef struct {
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@ -161,17 +165,42 @@ static uint32_t get_pixel(GB_gameboy_t *gb, uint8_t x, uint8_t y)
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return gb->background_palletes_rgb[(attributes & 7) * 4 + background_pixel];
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}
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static int64_t get_nanoseconds(void)
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{
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#ifndef _WIN32
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struct timeval now;
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gettimeofday(&now, NULL);
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return (now.tv_usec) * 1000 + now.tv_sec * 1000000000L;
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#else
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FILETIME time;
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GetSystemTimeAsFileTime(&time);
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return (((int64_t)time.dwHighDateTime << 32) | time.dwLowDateTime) * 100L;
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#endif
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}
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static void nsleep(uint64_t nanoseconds)
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{
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#ifndef _WIN32
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struct timespec sleep = {0, nanoseconds};
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nanosleep(&sleep, NULL);
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#else
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HANDLE timer;
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LARGE_INTEGER time;
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timer = CreateWaitableTimer(NULL, true, NULL);
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time.QuadPart = -(nanoseconds / 100L);
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SetWaitableTimer(timer, &time, 0, NULL, NULL, false);
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WaitForSingleObject(timer, INFINITE);
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CloseHandle(timer);
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#endif
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}
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// Todo: FPS capping should not be related to vblank, as the display is not always on, and this causes "jumps"
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// when switching the display on and off.
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void display_vblank(GB_gameboy_t *gb)
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{
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_Static_assert(CLOCKS_PER_SEC == 1000000, "CLOCKS_PER_SEC != 1000000");
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/* Called every Gameboy vblank. Does FPS-capping and calls user's vblank callback if Turbo Mode allows. */
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if (gb->turbo) {
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struct timeval now;
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gettimeofday(&now, NULL);
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int64_t nanoseconds = (now.tv_usec) * 1000 + now.tv_sec * 1000000000L;
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int64_t nanoseconds = get_nanoseconds();
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if (nanoseconds <= gb->last_vblank + FRAME_LENGTH) {
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return;
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}
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@ -205,14 +234,9 @@ void display_vblank(GB_gameboy_t *gb)
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gb->vblank_callback(gb);
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if (!gb->turbo) {
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struct timeval now;
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struct timespec sleep = {0,};
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gettimeofday(&now, NULL);
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signed long nanoseconds = (now.tv_usec) * 1000 + now.tv_sec * 1000000000L;
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int64_t nanoseconds = get_nanoseconds();
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if (labs((signed long)(nanoseconds - gb->last_vblank)) < FRAME_LENGTH ) {
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sleep.tv_nsec = (FRAME_LENGTH + gb->last_vblank - nanoseconds);
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nanosleep(&sleep, NULL);
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nsleep(FRAME_LENGTH + gb->last_vblank - nanoseconds);
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gb->last_vblank += FRAME_LENGTH;
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}
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else {
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@ -73,6 +73,7 @@ static char *default_input_callback(GB_gameboy_t *gb)
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static char *default_async_input_callback(GB_gameboy_t *gb)
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{
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#ifndef _WIN32
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fd_set set;
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FD_ZERO(&set);
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FD_SET(STDIN_FILENO, &set);
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@ -84,6 +85,7 @@ static char *default_async_input_callback(GB_gameboy_t *gb)
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}
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return default_input_callback(gb);
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}
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#endif
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return NULL;
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}
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@ -95,10 +97,6 @@ void GB_init(GB_gameboy_t *gb)
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gb->ram = malloc(gb->ram_size = 0x2000);
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gb->vram = malloc(gb->vram_size = 0x2000);
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struct timeval now;
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gettimeofday(&now, NULL);
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gb->last_vblank = (now.tv_usec) * 1000 + now.tv_sec * 1000000000L;;
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gb->mbc_rom_bank = 1;
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gb->last_rtc_second = time(NULL);
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gb->last_vblank = clock();
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@ -127,10 +125,6 @@ void GB_init_cgb(GB_gameboy_t *gb)
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gb->is_cgb = true;
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gb->cgb_mode = true;
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struct timeval now;
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gettimeofday(&now, NULL);
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gb->last_vblank = (now.tv_usec) * 1000 + now.tv_sec * 1000000000L;
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gb->mbc_rom_bank = 1;
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gb->last_rtc_second = time(NULL);
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gb->last_vblank = clock();
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@ -180,7 +174,7 @@ void GB_free(GB_gameboy_t *gb)
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int GB_load_boot_rom(GB_gameboy_t *gb, const char *path)
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{
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FILE *f = fopen(path, "r");
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FILE *f = fopen(path, "rb");
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if (!f) return errno;
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fread(gb->boot_rom, sizeof(gb->boot_rom), 1, f);
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fclose(f);
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@ -189,7 +183,7 @@ int GB_load_boot_rom(GB_gameboy_t *gb, const char *path)
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int GB_load_rom(GB_gameboy_t *gb, const char *path)
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{
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FILE *f = fopen(path, "r");
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FILE *f = fopen(path, "rb");
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if (!f) return errno;
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fseek(f, 0, SEEK_END);
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gb->rom_size = (ftell(f) + 0x3FFF) & ~0x3FFF; /* Round to bank */
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@ -1,4 +1,7 @@
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#include "gb.h"
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#ifdef _WIN32
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typedef intptr_t ssize_t;
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#endif
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static size_t GB_map_find_symbol_index(GB_symbol_map_t *map, uint16_t addr)
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{
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@ -1,4 +1,8 @@
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ifeq ($(shell uname -s),Darwin)
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# Set target, configuration, version and destination folders
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PLATFORM := $(shell uname -s)
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ifeq ($(PLATFORM),Darwin)
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DEFAULT := cocoa
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else
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DEFAULT := sdl
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@ -11,43 +15,79 @@ MAKECMDGOALS := $(DEFAULT)
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endif
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VERSION := 0.6
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CONF ?= debug
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BIN := build/bin
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OBJ := build/obj
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# Set tools
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CC := clang
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ifeq ($(PLATFORM),windows32)
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# To force use of the Unix version instead of the Windows version
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MKDIR := $(shell which mkdir)
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else
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MKDIR := mkdir
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endif
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CFLAGS += -Werror -Wall -std=gnu11 -ICore -D_GNU_SOURCE -DVERSION="$(VERSION)" -I.
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# Set compilation and linkage flags based on target, platform and configuration
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CFLAGS += -Werror -Wall -std=gnu11 -ICore -D_GNU_SOURCE -DVERSION="$(VERSION)" -I. -D_USE_MATH_DEFINES
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SDL_LDFLAGS := -lSDL
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ifeq ($(PLATFORM),windows32)
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CFLAGS += -IWindows
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LDFLAGS += -lmsvcrt -lSDLmain
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else
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LDFLAGS += -lc -lm
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CONF ?= debug
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endif
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ifeq ($(shell uname -s),Darwin)
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ifeq ($(PLATFORM),Darwin)
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CFLAGS += -F/Library/Frameworks
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OCFLAGS += -x objective-c -fobjc-arc -Wno-deprecated-declarations -isysroot $(shell xcode-select -p)/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk -mmacosx-version-min=10.9
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LDFLAGS += -framework AppKit -framework Carbon
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SDL_LDFLAGS := -framework SDL
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endif
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ifeq ($(PLATFORM),windows32)
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CFLAGS += -Wno-deprecated-declarations # Seems like Microsoft deprecated every single LIBC function
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LDFLAGS += -Wl,/NODEFAULTLIB:libcmt
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endif
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ifeq ($(CONF),debug)
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CFLAGS += -g
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ifeq ($(PLATFORM),windows32)
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LDFLAGS += -Wl,/debug
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endif
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else ifeq ($(CONF), release)
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CFLAGS += -O3 -flto -DNDEBUG
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CFLAGS += -O3 -DNDEBUG
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ifneq ($(PLATFORM),windows32)
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LDFLAGS += -flto
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CFLAGS += -flto
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endif
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else
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$(error Invalid value for CONF: $(CONF). Use "debug" or "release")
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endif
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# Define our targets
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ifeq ($(PLATFORM),windows32)
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SDL_TARGET := $(BIN)/sdl/sameboy.exe $(BIN)/sdl/sameboy_debugger.exe $(BIN)/sdl/SDL.dll
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else
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SDL_TARGET := $(BIN)/sdl/sameboy
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endif
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cocoa: $(BIN)/Sameboy.app
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sdl: $(BIN)/sdl/sameboy $(BIN)/sdl/dmg_boot.bin $(BIN)/sdl/cgb_boot.bin $(BIN)/sdl/LICENSE
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sdl: $(SDL_TARGET) $(BIN)/sdl/dmg_boot.bin $(BIN)/sdl/cgb_boot.bin $(BIN)/sdl/LICENSE
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bootroms: $(BIN)/BootROMs/cgb_boot.bin $(BIN)/BootROMs/dmg_boot.bin
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CORE_SOURCES := $(shell echo Core/*.c)
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SDL_SOURCES := $(shell echo SDL/*.c)
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# Get a list of our source files and their respective object file targets
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ifeq ($(shell uname -s),Darwin)
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COCOA_SOURCES := $(shell echo Cocoa/*.m) $(shell echo HexFiend/*.m)
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SDL_SOURCES += $(shell echo SDL/*.m)
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CORE_SOURCES := $(shell ls Core/*.c)
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SDL_SOURCES := $(shell ls SDL/*.c)
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ifeq ($(PLATFORM),Darwin)
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COCOA_SOURCES := $(shell ls Cocoa/*.m) $(shell ls HexFiend/*.m)
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SDL_SOURCES += $(shell ls SDL/*.m)
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endif
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CORE_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(CORE_SOURCES))
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@ -57,6 +97,7 @@ SDL_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(SDL_SOURCES))
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ALL_OBJECTS := $(CORE_OBJECTS) $(COCOA_OBJECTS) $(SDL_OBJECTS)
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# Automatic dependency generation
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ifneq ($(MAKECMDGOALS),clean)
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-include $(CORE_OBJECTS:.o=.dep)
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ifneq ($(filter $(MAKECMDGOALS),sdl),)
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@ -68,28 +109,30 @@ endif
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endif
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$(OBJ)/%.dep: %
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $(CFLAGS) -MT $(OBJ)/$^.o -M $^ -c -o $@
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# Compilation rules
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$(OBJ)/%.c.o: %.c
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $(CFLAGS) -c $< -o $@
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# HexFiend requires more flags
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$(OBJ)/HexFiend/%.m.o: HexFiend/%.m
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $(CFLAGS) $(OCFLAGS) -c $< -o $@ -fno-objc-arc -include HexFiend/HexFiend_2_Framework_Prefix.pch
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$(OBJ)/%.m.o: %.m
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $(CFLAGS) $(OCFLAGS) -c $< -o $@
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# Cocoa Port
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Shaders:$(shell echo Shaders/*.fsh)
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Shaders:$(shell ls Shaders/*.fsh)
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$(BIN)/Sameboy.app: $(BIN)/Sameboy.app/Contents/MacOS/Sameboy \
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$(shell echo Cocoa/*.icns) \
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$(shell ls Cocoa/*.icns) \
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Cocoa/License.html \
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Cocoa/info.plist \
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$(BIN)/BootROMs/dmg_boot.bin \
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@ -98,15 +141,15 @@ $(BIN)/Sameboy.app: $(BIN)/Sameboy.app/Contents/MacOS/Sameboy \
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$(BIN)/Sameboy.app/Contents/Resources/Base.lproj/MainMenu.nib \
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$(BIN)/Sameboy.app/Contents/Resources/Base.lproj/Preferences.nib \
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Shaders
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mkdir -p $(BIN)/Sameboy.app/Contents/Resources
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$(MKDIR) -p $(BIN)/Sameboy.app/Contents/Resources
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cp Cocoa/*.icns $(BIN)/BootROMs/dmg_boot.bin $(BIN)/BootROMs/cgb_boot.bin $(BIN)/Sameboy.app/Contents/Resources/
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sed s/@VERSION/$(VERSION)/ < Cocoa/info.plist > $(BIN)/Sameboy.app/Contents/info.plist
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cp Cocoa/License.html $(BIN)/Sameboy.app/Contents/Resources/Credits.html
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mkdir -p $(BIN)/Sameboy.app/Contents/Resources/Shaders
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$(MKDIR) -p $(BIN)/Sameboy.app/Contents/Resources/Shaders
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cp Shaders/*.fsh $(BIN)/Sameboy.app/Contents/Resources/Shaders
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$(BIN)/Sameboy.app/Contents/MacOS/Sameboy: $(CORE_OBJECTS) $(COCOA_OBJECTS)
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS) -framework OpenGL -framework AudioUnit
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ifeq ($(CONF), release)
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strip $@
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@ -115,27 +158,50 @@ endif
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$(BIN)/Sameboy.app/Contents/Resources/Base.lproj/%.nib: Cocoa/%.xib
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ibtool --compile $@ $^
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# SDL Port
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# Unix versions build only one binary
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$(BIN)/sdl/sameboy: $(CORE_OBJECTS) $(SDL_OBJECTS)
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS) $(SDL_LDFLAGS)
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ifeq ($(CONF), release)
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strip $@
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endif
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$(BIN)/BootROMs/%.bin: BootROMs/%.asm
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-@mkdir -p $(dir $@)
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cd BootROMs && rgbasm -o ../$@.tmp ../$<
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rgblink -o $@.tmp2 $@.tmp
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head -c $(if $(findstring dmg,$@), 256, 2304) $@.tmp2 > $@
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@rm $@.tmp $@.tmp2
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# Windows version builds two, one with a conole and one without it
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$(BIN)/sdl/sameboy.exe: $(CORE_OBJECTS) $(SDL_OBJECTS)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS) $(SDL_LDFLAGS) -Wl,/subsystem:windows
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$(BIN)/sdl/sameboy_debugger.exe: $(CORE_OBJECTS) $(SDL_OBJECTS)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS) $(SDL_LDFLAGS) -Wl,/subsystem:console
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# We must provide SDL.dll with the Windows port. This is an AWFUL HACK to find it.
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SPACE :=
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SPACE +=
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$(BIN)/sdl/SDL.dll:
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@$(eval POTENTIAL_MATCHES := $(subst @@@," ",$(patsubst %,%/SDL.dll,$(subst ;,$(SPACE),$(subst $(SPACE),@@@,$(lib))))))
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@$(eval MATCH := $(shell ls $(POTENTIAL_MATCHES) 2> NUL | head -n 1))
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cp "$(MATCH)" $@
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$(BIN)/sdl/%.bin: $(BIN)/BootROMs/%.bin
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-@mkdir -p $(dir $@)
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-@$(MKDIR) -p $(dir $@)
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cp -f $^ $@
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$(BIN)/sdl/LICENSE: LICENSE
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cp -f $^ $@
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# Boot ROMs
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$(BIN)/BootROMs/%.bin: BootROMs/%.asm
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-@$(MKDIR) -p $(dir $@)
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cd BootROMs && rgbasm -o ../$@.tmp ../$<
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rgblink -o $@.tmp2 $@.tmp
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head -c $(if $(findstring dmg,$@), 256, 2304) $@.tmp2 > $@
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@rm $@.tmp $@.tmp2
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# Clean
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clean:
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rm -rf build
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rm -rf build
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@ -19,21 +19,21 @@
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@end
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/* Use this flag to determine whether we use SDLMain.nib or not */
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#define SDL_USE_NIB_FILE 0
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#define SDL_USE_NIB_FILE 0
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/* Use this flag to determine whether we use CPS (docking) or not */
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#define SDL_USE_CPS 1
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#define SDL_USE_CPS 1
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#ifdef SDL_USE_CPS
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/* Portions of CPS.h */
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typedef struct CPSProcessSerNum
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{
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UInt32 lo;
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UInt32 hi;
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UInt32 lo;
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UInt32 hi;
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} CPSProcessSerNum;
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extern OSErr CPSGetCurrentProcess( CPSProcessSerNum *psn);
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extern OSErr CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
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extern OSErr CPSSetFrontProcess( CPSProcessSerNum *psn);
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extern OSErr CPSGetCurrentProcess( CPSProcessSerNum *psn);
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extern OSErr CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
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extern OSErr CPSSetFrontProcess( CPSProcessSerNum *psn);
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#endif /* SDL_USE_CPS */
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@ -200,7 +200,7 @@ static void setupWindowMenu(void)
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/* Replacement for NSApplicationMain */
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static void CustomApplicationMain (int argc, char **argv)
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{
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SDLMain *sdlMain;
|
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SDLMain *sdlMain;
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|
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/* Ensure the application object is initialised */
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[NSApplication sharedApplication];
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|
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@ -5,6 +5,15 @@
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#include <assert.h>
|
||||
#include <signal.h>
|
||||
#include <SDL/SDL.h>
|
||||
#ifndef _WIN32
|
||||
#define AUDIO_FREQUENCY 96000
|
||||
#else
|
||||
/* Windows (well, at least my VM) can't handle 96KHz sound well :( */
|
||||
#define AUDIO_FREQUENCY 44100
|
||||
#include <direct.h>
|
||||
#include <windows.h>
|
||||
#define snprintf _snprintf
|
||||
#endif
|
||||
|
||||
#include "gb.h"
|
||||
#include "debugger.h"
|
||||
|
|
@ -14,7 +23,7 @@ static char *filename;
|
|||
static void replace_extension(const char *src, size_t length, char *dest, const char *ext);
|
||||
GB_gameboy_t gb;
|
||||
|
||||
void GB_update_keys_status(GB_gameboy_t *gb)
|
||||
static void GB_update_keys_status(GB_gameboy_t *gb)
|
||||
{
|
||||
static bool ctrl = false;
|
||||
static bool shift = false;
|
||||
|
|
@ -111,7 +120,7 @@ void GB_update_keys_status(GB_gameboy_t *gb)
|
|||
}
|
||||
}
|
||||
|
||||
void vblank(GB_gameboy_t *gb)
|
||||
static void vblank(GB_gameboy_t *gb)
|
||||
{
|
||||
SDL_Surface *screen = gb->user_data;
|
||||
SDL_Flip(screen);
|
||||
|
|
@ -139,16 +148,24 @@ static const char *executable_folder(void)
|
|||
ssize_t length = readlink("/proc/self/exe", &path[0], sizeof(path) - 1);
|
||||
assert (length != -1);
|
||||
#else
|
||||
#warning Unsupported OS: sameboy will only run from CWD
|
||||
#ifdef _WIN32
|
||||
HMODULE hModule = GetModuleHandle(NULL);
|
||||
GetModuleFileName(hModule, path, sizeof(path) - 1);
|
||||
#else
|
||||
/* No OS-specific way, assume running from CWD */
|
||||
getcwd(&path[0], sizeof(path) - 1);
|
||||
return path;
|
||||
#endif
|
||||
#endif
|
||||
#endif
|
||||
size_t pos = strlen(path);
|
||||
while (pos) {
|
||||
pos--;
|
||||
#ifdef _WIN32
|
||||
if (path[pos] == '\\') {
|
||||
#else
|
||||
if (path[pos] == '/') {
|
||||
#endif
|
||||
path[pos] = 0;
|
||||
break;
|
||||
}
|
||||
|
|
@ -256,6 +273,7 @@ usage:
|
|||
|
||||
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
|
||||
|
|
@ -281,14 +299,14 @@ usage:
|
|||
/* Configure Audio */
|
||||
SDL_AudioSpec want, have;
|
||||
SDL_memset(&want, 0, sizeof(want));
|
||||
want.freq = 96000;
|
||||
want.freq = AUDIO_FREQUENCY;
|
||||
want.format = AUDIO_S16SYS;
|
||||
want.channels = 2;
|
||||
want.samples = 512;
|
||||
want.callback = audio_callback;
|
||||
want.userdata = &gb;
|
||||
SDL_OpenAudio(&want, &have);
|
||||
GB_set_sample_rate(&gb, 96000);
|
||||
GB_set_sample_rate(&gb, AUDIO_FREQUENCY);
|
||||
|
||||
/* Start Audio */
|
||||
SDL_PauseAudio(0);
|
||||
|
|
|
|||
|
|
@ -0,0 +1,69 @@
|
|||
#pragma once
|
||||
#include_next <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
static inline int vasprintf(char **str, const char *fmt, va_list args)
|
||||
{
|
||||
size_t size = _vscprintf(fmt, args) + 1;
|
||||
*str = malloc(size);
|
||||
int ret = vsprintf(*str, fmt, args);
|
||||
if (ret != size - 1) {
|
||||
free(*str);
|
||||
*str = NULL;
|
||||
return -1;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* This code is public domain -- Will Hartung 4/9/09 */
|
||||
static inline size_t getline(char **lineptr, size_t *n, FILE *stream) {
|
||||
char *bufptr = NULL;
|
||||
char *p = bufptr;
|
||||
size_t size;
|
||||
int c;
|
||||
|
||||
if (lineptr == NULL) {
|
||||
return -1;
|
||||
}
|
||||
if (stream == NULL) {
|
||||
return -1;
|
||||
}
|
||||
if (n == NULL) {
|
||||
return -1;
|
||||
}
|
||||
bufptr = *lineptr;
|
||||
size = *n;
|
||||
|
||||
c = fgetc(stream);
|
||||
if (c == EOF) {
|
||||
return -1;
|
||||
}
|
||||
if (bufptr == NULL) {
|
||||
bufptr = malloc(128);
|
||||
if (bufptr == NULL) {
|
||||
return -1;
|
||||
}
|
||||
size = 128;
|
||||
}
|
||||
p = bufptr;
|
||||
while (c != EOF) {
|
||||
if ((p - bufptr) > (size - 1)) {
|
||||
size = size + 128;
|
||||
bufptr = realloc(bufptr, size);
|
||||
if (bufptr == NULL) {
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
*p++ = c;
|
||||
if (c == '\n') {
|
||||
break;
|
||||
}
|
||||
c = fgetc(stream);
|
||||
}
|
||||
|
||||
*p++ = '\0';
|
||||
*lineptr = bufptr;
|
||||
*n = size;
|
||||
|
||||
return p - bufptr - 1;
|
||||
}
|
||||
Loading…
Reference in New Issue