X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=inline;f=platform%2Fwin32%2Fplat.c;fp=platform%2Fwin32%2Fplat.c;h=0c1dea674095b35c20db846d6d2c71e2a3e9bfd6;hb=823b9004c44f2123da164a80d2644b34e3d1997b;hp=0000000000000000000000000000000000000000;hpb=ae87bffa0696eeb18ffb8d283992bc3881e8f241;p=picodrive.git

diff --git a/platform/win32/plat.c b/platform/win32/plat.c
new file mode 100644
index 0000000..0c1dea6
--- /dev/null
+++ b/platform/win32/plat.c
@@ -0,0 +1,259 @@
+#include <windows.h>
+#include <stdio.h>
+
+#include "../common/lprintf.h"
+#include "../common/plat.h"
+#include "../common/emu.h"
+#include "../../pico/pico.h"
+#include "version.h"
+#include "direct.h"
+#include "dsnd.h"
+#include "main.h"
+
+static unsigned short screen_buff[320 * 240];
+static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];
+unsigned char *PicoDraw2FB = PicoDraw2FB_;
+
+char cpu_clk_name[] = "unused";
+
+void plat_init(void)
+{
+	g_screen_ptr = (void *)screen_buff;
+}
+
+int plat_is_dir(const char *path)
+{
+	return (GetFileAttributes(path) & FILE_ATTRIBUTE_DIRECTORY) ? 1 : 0;
+}
+
+unsigned int plat_get_ticks_ms(void)
+{
+	return GetTickCount();
+}
+
+unsigned int plat_get_ticks_us(void)
+{
+	// XXX: maybe performance counters?
+	return GetTickCount() * 1000;
+}
+
+void plat_wait_till_us(unsigned int us)
+{
+	int msdiff = (int)(us - plat_get_ticks_us()) / 1000;
+	if (msdiff > 6)
+;//		Sleep(msdiff - 6);
+	while (plat_get_ticks_us() < us)
+		;
+}
+
+void plat_sleep_ms(int ms)
+{
+	Sleep(ms);
+}
+
+int plat_wait_event(int *fds_hnds, int count, int timeout_ms)
+{
+	return -1;
+}
+
+void pemu_prep_defconfig(void)
+{
+	memset(&defaultConfig, 0, sizeof(defaultConfig));
+	defaultConfig.EmuOpt    = 0x9d | EOPT_RAM_TIMINGS|EOPT_CONFIRM_SAVE|EOPT_EN_CD_LEDS;
+	defaultConfig.s_PicoOpt = POPT_EN_STEREO|POPT_EN_FM|POPT_EN_PSG|POPT_EN_Z80 |
+				  POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_ACC_SPRITES |
+				  POPT_EN_32X|POPT_EN_PWM;
+	defaultConfig.s_PicoOpt|= POPT_6BTN_PAD; // for xmen proto
+	defaultConfig.s_PsndRate = 44100;
+	defaultConfig.s_PicoRegion = 0; // auto
+	defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP
+	defaultConfig.s_PicoCDBuffers = 0;
+	defaultConfig.Frameskip = 0;
+}
+
+static int EmuScanBegin16(unsigned int num)
+{
+	DrawLineDest = (unsigned short *) g_screen_ptr + g_screen_width * num;
+
+	return 0;
+}
+
+void pemu_loop_prep(void)
+{
+	PicoDrawSetColorFormat(1);
+	PicoScanBegin = EmuScanBegin16;
+	pemu_sound_start();
+}
+
+void pemu_loop_end(void)
+{
+	pemu_sound_stop();
+}
+
+void pemu_forced_frame(int opts)
+{
+}
+
+void pemu_update_display(const char *fps, const char *notice_msg)
+{
+	DirectScreen(g_screen_ptr);
+	DirectPresent();
+}
+
+void plat_video_wait_vsync(void)
+{
+}
+
+void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu)
+{
+	// this will auto-select SMS/32X renderers
+	PicoDrawSetColorFormat(1);
+}
+
+void emu_video_mode_change(int start_line, int line_count, int is_32cols)
+{
+	EmuScreenRect.left = is_32cols ? 32 : 0;
+	EmuScreenRect.right = is_32cols ? 256+32 : 320;
+	EmuScreenRect.top = start_line;
+	EmuScreenRect.bottom = start_line + line_count;
+
+	PostMessage(FrameWnd, WM_COMMAND, 0x20000 | 2000, 0);
+}
+
+static int sndbuff[2*44100/50/2 + 4];
+
+static void update_sound(int len)
+{
+	/* avoid writing audio when lagging behind to prevent audio lag */
+	if (PicoSkipFrame != 2)
+		DSoundUpdate(sndbuff, (currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) ? 0 : 1);
+}
+
+void pemu_sound_start(void)
+{
+	int ret;
+
+	PsndOut = NULL;
+	currentConfig.EmuOpt &= ~EOPT_EXT_FRMLIMIT;
+
+	// prepare sound stuff
+	if (currentConfig.EmuOpt & EOPT_EN_SOUND)
+	{
+		PsndRerate(0);
+
+		ret = DSoundInit(FrameWnd, PsndRate, (PicoOpt & POPT_EN_STEREO) ? 1 : 0, PsndLen);
+		if (ret != 0) {
+			lprintf("dsound init failed\n");
+			return;
+		}
+
+		PsndOut = (void *)sndbuff;
+		PicoWriteSound = update_sound;
+		currentConfig.EmuOpt |= EOPT_EXT_FRMLIMIT;
+	}
+}
+
+void pemu_sound_stop(void)
+{
+	DSoundExit();
+}
+
+void pemu_sound_wait(void)
+{
+}
+
+int plat_get_root_dir(char *dst, int len)
+{
+	int ml;
+
+	ml = GetModuleFileName(NULL, dst, len);
+	while (ml > 0 && dst[ml] != '\\')
+		ml--;
+	if (ml != 0)
+		ml++;
+
+	dst[ml] = 0;
+	return ml;
+}
+
+void plat_status_msg_busy_first(const char *msg)
+{
+}
+
+void plat_status_msg_busy_next(const char *msg)
+{
+}
+
+void plat_status_msg_clear(void)
+{
+}
+
+void plat_video_menu_enter(int is_rom_loaded)
+{
+}
+
+void plat_video_menu_begin(void)
+{
+}
+
+void plat_video_menu_end(void)
+{
+}
+
+void plat_validate_config(void)
+{
+}
+
+void plat_update_volume(int has_changed, int is_up)
+{
+}
+
+const char *plat_get_credits(void)
+{
+	return "PicoDrive v" VERSION " minibeta (c) notaz, 2006-2009\n\n"
+		"Credits:\n"
+		"fDave: base code of PicoDrive\n"
+		"Chui: Fame/C\n"
+		"NJ: CZ80\n"
+		"MAME devs: YM2612, SN76496 and SH2 cores\n"
+		"Stéphane Dallongeville: base of Fame/C (C68K), CZ80\n\n"
+		"Special thanks (ideas, valuable information and stuff):\n"
+		"Charles MacDonald, Eke, Exophase, Haze, Lordus, Nemesis,\n"
+		"Pierpaolo Prazzoli, Rokas, Steve Snake, Tasco Deluxe.\n";
+}
+
+void plat_debug_cat(char *str)
+{
+}
+
+// required by pico
+int mp3_get_bitrate(FILE *f, int size)
+{
+	return 128;
+}
+
+void mp3_start_play(FILE *f, int pos)
+{
+}
+
+void mp3_update(int *buffer, int length, int stereo)
+{
+}
+
+// other
+void lprintf(const char *fmt, ...)
+{
+  char buf[512];
+  va_list val;
+
+  va_start(val, fmt);
+  vsnprintf(buf, sizeof(buf), fmt, val);
+  va_end(val);
+  OutputDebugString(buf);
+  printf("%s", buf);
+}
+
+// fake
+int alphasort() { return 0; }
+int scandir() { return 0; }
+