frontend: support ingame actions (state load and such)

7 files changed, 185 insertions, 44 deletions

diff --git a/frontend/main.c b/frontend/main.c
index 3344819..64a16d3 100644
--- a/frontend/main.c
+++ b/frontend/main.c
@@ -29,6 +29,13 @@ int ready_to_go;
 unsigned long gpuDisp;
 char cfgfile_basename[MAXPATHLEN];
 static char *(*real_getenv)(const char *name);
+int state_slot;
+enum sched_action emu_action, emu_action_old;
+char hud_msg[64];
+int hud_new_msg;
+
+// from softgpu plugin
+extern int UseFrameSkip;
 
 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
 {
@@ -98,6 +105,51 @@ static void set_default_paths(void)
 	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 }
 
+void do_emu_action(void)
+{
+	int ret;
+
+	emu_action_old = emu_action;
+
+	switch (emu_action) {
+	case SACTION_NONE:
+		return;
+	case SACTION_ENTER_MENU:
+		menu_loop();
+		return;
+	case SACTION_LOAD_STATE:
+		ret = emu_load_state(state_slot);
+		snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
+		break;
+	case SACTION_SAVE_STATE:
+		ret = emu_save_state(state_slot);
+		snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
+		break;
+	case SACTION_NEXT_SSLOT:
+		state_slot++;
+		if (state_slot > 9)
+			state_slot = 0;
+		goto do_state_slot;
+	case SACTION_PREV_SSLOT:
+		state_slot--;
+		if (state_slot < 0)
+			state_slot = 9;
+		goto do_state_slot;
+	case SACTION_TOGGLE_FSKIP:
+		UseFrameSkip ^= 1;
+		snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP %s",
+			UseFrameSkip ? "ON" : "OFF");
+		break;
+	}
+	hud_new_msg = 3;
+	return;
+
+do_state_slot:
+	snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
+		emu_check_state(state_slot) == 0 ? "USED" : "FREE");
+	hud_new_msg = 3;
+}
+
 int main(int argc, char *argv[])
 {
 	void *tmp;
@@ -238,11 +290,8 @@ int main(int argc, char *argv[])
 
 	// If a state has been specified, then load that
 	if (loadst) {
-		char state_filename[MAXPATHLEN];
-		int ret = get_state_filename(state_filename, sizeof(state_filename), loadst - 1);
-		if (ret == 0)
-			ret = LoadState(state_filename);
-		printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
+		int ret = emu_load_state(loadst - 1);
+		printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
 	}
 
 	if (ready_to_go)
@@ -255,8 +304,11 @@ int main(int argc, char *argv[])
 	while (1)
 	{
 		stop = 0;
+		emu_action = SACTION_NONE;
+
 		psxCpu->Execute();
-		menu_loop();
+		if (emu_action != SACTION_NONE)
+			do_emu_action();
 	}
 
 	return 0;
@@ -345,6 +397,42 @@ int get_state_filename(char *buf, int size, int i) {
 	return 0;
 }
 
+int emu_check_state(int slot)
+{
+	char fname[MAXPATHLEN];
+	int ret;
+
+	ret = get_state_filename(fname, sizeof(fname), slot);
+	if (ret != 0)
+		return ret;
+
+	return CheckState(fname);
+}
+
+int emu_save_state(int slot)
+{
+	char fname[MAXPATHLEN];
+	int ret;
+
+	ret = get_state_filename(fname, sizeof(fname), slot);
+	if (ret != 0)
+		return ret;
+
+	return SaveState(fname);
+}
+
+int emu_load_state(int slot)
+{
+	char fname[MAXPATHLEN];
+	int ret;
+
+	ret = get_state_filename(fname, sizeof(fname), slot);
+	if (ret != 0)
+		return ret;
+
+	return LoadState(fname);
+}
+
 void SysPrintf(const char *fmt, ...) {
 	va_list list;
 	char msg[512];
diff --git a/frontend/main.h b/frontend/main.h
index 0ebb0fc..b64bc4c 100644
--- a/frontend/main.h
+++ b/frontend/main.h
@@ -34,10 +34,40 @@
 
 extern char cfgfile_basename[MAXPATHLEN];
 
+extern int state_slot;
 int get_state_filename(char *buf, int size, int i);
+int emu_check_state(int slot);
+int emu_save_state(int slot);
+int emu_load_state(int slot);
+
 void set_cd_image(const char *fname);
 
 extern unsigned long gpuDisp;
 extern int ready_to_go;
 
+extern char hud_msg[64];
+extern int hud_new_msg;
+
+enum sched_action {
+	SACTION_NONE,
+	SACTION_ENTER_MENU,
+	SACTION_LOAD_STATE,
+	SACTION_SAVE_STATE,
+	SACTION_NEXT_SSLOT,
+	SACTION_PREV_SSLOT,
+	SACTION_TOGGLE_FSKIP,
+};
+
+static inline void emu_set_action(enum sched_action action_)
+{
+	extern enum sched_action emu_action, emu_action_old;
+	extern int stop;
+
+	if (action_ == SACTION_NONE)
+		emu_action_old = 0;
+	else if (action_ != emu_action_old)
+		stop = 1;
+	emu_action = action_;
+}
+
 #endif /* __LINUX_H__ */
diff --git a/frontend/menu.c b/frontend/menu.c
index e7d20ff..d5c7d91 100644
--- a/frontend/menu.c
+++ b/frontend/menu.c
@@ -60,7 +60,7 @@ enum {
 };
 
 static int last_psx_w, last_psx_h, last_psx_bpp;
-static int scaling, filter, state_slot, cpu_clock, cpu_clock_st;
+static int scaling, filter, cpu_clock, cpu_clock_st;
 static char rom_fname_reload[MAXPATHLEN];
 static char last_selected_fname[MAXPATHLEN];
 static int region, in_type_sel;
@@ -103,28 +103,16 @@ void emu_make_path(char *buff, const char *end, int size)
 
 static int emu_check_save_file(int slot)
 {
-	char fname[MAXPATHLEN];
-	int ret;
-
-	ret = get_state_filename(fname, sizeof(fname), slot);
-	if (ret != 0)
-		return 0;
-
-	ret = CheckState(fname);
+	int ret = emu_check_state(slot);
 	return ret == 0 ? 1 : 0;
 }
 
-static int emu_save_load_game(int load, int sram)
+static int emu_save_load_game(int load, int unused)
 {
-	char fname[MAXPATHLEN];
 	int ret;
 
-	ret = get_state_filename(fname, sizeof(fname), state_slot);
-	if (ret != 0)
-		return 0;
-
 	if (load) {
-		ret = LoadState(fname);
+		ret = emu_load_state(state_slot);
 
 		// reflect hle/bios mode from savestate
 		if (Config.HLE)
@@ -134,7 +122,7 @@ static int emu_save_load_game(int load, int sram)
 			bios_sel = 1;
 	}
 	else
-		ret = SaveState(fname);
+		ret = emu_save_state(state_slot);
 
 	return ret;
 }
@@ -663,13 +651,12 @@ me_bind_action me_ctrl_actions[] =
 
 me_bind_action emuctrl_actions[] =
 {
-/*
-	{ "Load State       ", PEV_STATE_LOAD },
-	{ "Save State       ", PEV_STATE_SAVE },
-	{ "Prev Save Slot   ", PEV_SSLOT_PREV },
-	{ "Next Save Slot   ", PEV_SSLOT_NEXT },
-*/
-	{ "Enter Menu       ", PEV_MENU },
+	{ "Save State       ", 1 << SACTION_SAVE_STATE },
+	{ "Load State       ", 1 << SACTION_LOAD_STATE },
+	{ "Prev Save Slot   ", 1 << SACTION_PREV_SSLOT },
+	{ "Next Save Slot   ", 1 << SACTION_NEXT_SSLOT },
+	{ "Toggle Frameskip ", 1 << SACTION_TOGGLE_FSKIP },
+	{ "Enter Menu       ", 1 << SACTION_ENTER_MENU },
 	{ NULL,                0 }
 };
 
@@ -835,7 +822,7 @@ static void keys_load_all(const char *cfg)
 
 			bind = parse_bind_val(act, &bindtype);
 			if (bind != -1 && bind != 0) {
-				printf("bind #%d '%s' %08x (%s)\n", dev_id, key, bind, act);
+				//printf("bind #%d '%s' %08x (%s)\n", dev_id, key, bind, act);
 				in_config_bind_key(dev_id, key, bind, bindtype);
 			}
 			else
@@ -1095,7 +1082,7 @@ static int menu_loop_plugin_options(int id, int keys)
 
 // ------------ adv options menu ------------
 
-static const char h_cfg_cpul[]   = "Shows CPU usage in %%";
+static const char h_cfg_cpul[]   = "Shows CPU usage in %";
 static const char h_cfg_fl[]     = "Frame Limiter keeps the game from running too fast";
 static const char h_cfg_xa[]     = "Disables XA sound, which can sometimes improve performance";
 static const char h_cfg_cdda[]   = "Disable CD Audio for a performance boost\n"
diff --git a/frontend/pandora.c b/frontend/pandora.c
index cd50728..677784e 100644
--- a/frontend/pandora.c
+++ b/frontend/pandora.c
@@ -17,6 +17,7 @@
 
 #include "common/input.h"
 #include "plugin_lib.h"
+#include "main.h"
 
 static int fdnub[2];
 static int analog_init_done;
@@ -43,7 +44,6 @@ struct in_default_bind in_evdev_defbinds[] = {
 	{ KEY_DOWN,	IN_BINDTYPE_PLAYER12, DKEY_DOWN },
 	{ KEY_LEFT,	IN_BINDTYPE_PLAYER12, DKEY_LEFT },
 	{ KEY_RIGHT,	IN_BINDTYPE_PLAYER12, DKEY_RIGHT },
-	{ KEY_SPACE,    IN_BINDTYPE_EMU, PEVB_MENU },
 	{ KEY_PAGEUP,	IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE },
 	{ KEY_PAGEDOWN,	IN_BINDTYPE_PLAYER12, DKEY_CROSS },
 	{ KEY_END,	IN_BINDTYPE_PLAYER12, DKEY_CIRCLE },
@@ -54,6 +54,12 @@ struct in_default_bind in_evdev_defbinds[] = {
 	{ KEY_RIGHTCTRL, IN_BINDTYPE_PLAYER12, DKEY_R1 },
 	{ KEY_Q,	IN_BINDTYPE_PLAYER12, DKEY_L2 },
 	{ KEY_P,	IN_BINDTYPE_PLAYER12, DKEY_R2 },
+	{ KEY_SPACE,    IN_BINDTYPE_EMU, SACTION_ENTER_MENU },
+	{ KEY_1,        IN_BINDTYPE_EMU, SACTION_SAVE_STATE },
+	{ KEY_2,        IN_BINDTYPE_EMU, SACTION_LOAD_STATE },
+	{ KEY_3,        IN_BINDTYPE_EMU, SACTION_PREV_SSLOT },
+	{ KEY_4,        IN_BINDTYPE_EMU, SACTION_NEXT_SSLOT },
+	{ KEY_5,        IN_BINDTYPE_EMU, SACTION_TOGGLE_FSKIP },
 	{ 0, 0, 0 }
 };
 
diff --git a/frontend/plugin_lib.c b/frontend/plugin_lib.c
index a2fb495..975fc0a 100644
--- a/frontend/plugin_lib.c
+++ b/frontend/plugin_lib.c
@@ -1,5 +1,5 @@
 /*
- * (C) notaz, 2010
+ * (C) notaz, 2010-2011
  *
  * This work is licensed under the terms of the GNU GPLv2 or later.
  * See the COPYING file in the top-level directory.
@@ -23,6 +23,7 @@
 #include "common/input.h"
 #include "omap.h"
 #include "menu.h"
+#include "main.h"
 #include "pcnt.h"
 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
 #include "../libpcsxcore/psemu_plugin_defs.h"
@@ -58,6 +59,12 @@ static int get_cpu_ticks(void)
 	return ret;
 }
 
+static void print_hud(void)
+{
+	if (pl_fbdev_bpp == 16)
+		pl_text_out16(2, pl_fbdev_h - 10, "%s", hud_msg);
+}
+
 static void print_fps(void)
 {
 	if (pl_fbdev_bpp == 16)
@@ -98,8 +105,11 @@ void *pl_fbdev_flip(void)
 	flip_cnt++;
 
 	if (pl_fbdev_buf != NULL) {
-		if (g_opts & OPT_SHOWFPS)
+		if (hud_msg[0] != 0)
+			print_hud();
+		else if (g_opts & OPT_SHOWFPS)
 			print_fps();
+
 		if (g_opts & OPT_SHOWCPU)
 			print_cpu_usage();
 	}
@@ -124,12 +134,20 @@ void pl_fbdev_close(void)
 static void update_input(void)
 {
 	int actions[IN_BINDTYPE_COUNT] = { 0, };
+	unsigned int emu_act;
 
 	in_update(actions);
 	if (in_type == PSE_PAD_TYPE_ANALOGPAD)
 		in_update_analogs();
-	if (actions[IN_BINDTYPE_EMU] & PEV_MENU)
-		stop = 1;
+	emu_act = actions[IN_BINDTYPE_EMU];
+	if (emu_act) {
+		int which = 0;
+		for (; !(emu_act & 1); emu_act >>= 1, which++)
+			;
+		emu_act = which;
+	}
+	emu_set_action(emu_act);
+
 	in_keystate = actions[IN_BINDTYPE_PLAYER12];
 
 #ifdef X11
@@ -179,6 +197,12 @@ void pl_frame_limit(void)
 		tv_old = now;
 		if (g_opts & OPT_SHOWCPU)
 			tick_per_sec = get_cpu_ticks();
+
+		if (hud_new_msg > 0) {
+			hud_new_msg--;
+			if (hud_new_msg == 0)
+				hud_msg[0] = 0;
+		}
 	}
 #ifdef PCNT
 	static int ya_vsync_count;
diff --git a/maemo/hildon.c b/maemo/hildon.c
index df42a90..37e67af 100644
--- a/maemo/hildon.c
+++ b/maemo/hildon.c
@@ -5,6 +5,7 @@
 #include <unistd.h>
 #include <hildon/hildon.h>
 #include "plugin_lib.h"
+#include "main.h"
 #include "../libpcsxcore/psemu_plugin_defs.h"
 
 #define X_RES           800
@@ -80,10 +81,12 @@ window_key_proxy(GtkWidget *widget,
 			psxkey2 = DKEY_RIGHT;
 			break;
 		case 19:
-			//SaveState(cfile);
+			if (event->type == GDK_KEY_PRESS)
+				emu_set_action(SACTION_SAVE_STATE);
 			return;
 		case 20:
-			//LoadState(cfile);
+			if (event->type == GDK_KEY_PRESS)
+				emu_set_action(SACTION_LOAD_STATE);
 			return;
 	}
 
@@ -98,6 +101,8 @@ window_key_proxy(GtkWidget *widget,
 			in_keystate &= ~(1 << psxkey1);
 		if (psxkey2 >= 0)
 			in_keystate &= ~(1 << psxkey2);
+
+		emu_set_action(SACTION_NONE);
 	}
 }
 
@@ -148,6 +153,10 @@ void maemo_init(int *argc, char ***argv)
 	gtk_widget_show_all (GTK_WIDGET (window));
 }
 
+void menu_loop(void)
+{
+}
+
 void *pl_fbdev_set_mode(int w, int h, int bpp)
 {
 	if (w <= 0 || h <= 0)
diff --git a/maemo/main.c b/maemo/main.c
index 80919ac..f797c12 100644
--- a/maemo/main.c
+++ b/maemo/main.c
@@ -173,11 +173,8 @@ int maemo_main(int argc, char **argv)
 
 	// If a state has been specified, then load that
 	if (loadst) {
-		char state_filename[MAXPATHLEN];
-		int ret = get_state_filename(state_filename, sizeof(state_filename), loadst - 1);
-		if (ret == 0)
-			ret = LoadState(state_filename);
-		printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
+		int ret = emu_load_state(loadst - 1);
+		printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
 	}
 
 	if (ready_to_go)