game_status_dirty: only render the status bar when it's "dirty", when a value changes. It helps the FPS

include/game.h

@@ -42,6 +42,7 @@ typedef struct {
   U8 name[10];
 } hscore_t;
 
+extern U16 game_status_dirty; /* status dirty flag */
 extern U8 game_lives;      /* lives counter */
 extern U8 game_bombs;      /* bombs counter */
 extern U8 game_bullets;    /* bullets counter */

src/e_bonus.c

@@ -37,6 +37,7 @@ e_bonus_action(ent_t *pEnt)
   if (pEnt->seq == 0) {
     if (e_rick_boxtest(pEnt)) {
       game_score += 500;
+	  game_status_dirty = 1;
 #ifdef ENABLE_SOUND
       syssnd_play(WAV_BONUS, 1);
 #endif

src/e_box.c

@@ -77,6 +77,8 @@ e_box_action(ent_t* pEnt)
 				game_bombs = GAME_BOMBS_INIT;
 			else  /* 0x11 */
 				game_bullets = GAME_BULLETS_INIT;
+
+			game_status_dirty = 1;
 			pEnt->n = 0;
 			map_marks[pEnt->mark].ent |= MAP_MARK_NACT;
 		}

src/e_rick.c

@@ -309,7 +309,10 @@ e_rick_action2(void)
 #ifdef ENABLE_CHEATS
     if (!game_cheat1)
 #endif
-      game_bullets--;
+	{
+		game_bullets--;
+		game_status_dirty = 1;
+	}
     /* initialize bullet */
     e_bullet_init(E_RICK_ENT.x, E_RICK_ENT.y);
     return;
@@ -328,7 +331,10 @@ e_rick_action2(void)
 #ifdef ENABLE_CHEATS
     if (!game_cheat1)
 #endif
-	game_bombs--;
+	{
+		game_bombs--;
+		game_status_dirty = 1;
+	}
     /* initialize bomb */
     e_bomb_init(E_RICK_ENT.x, E_RICK_ENT.y);
     return;

src/e_sbonus.c

@@ -73,6 +73,7 @@ e_sbonus_stop(ent_t* pEnt)
 		e_sbonus_counting = FALSE;  /* stop counting */
 		pEnt->n = 0;  /* deactivate entity */
 		game_score += e_sbonus_bonus;  /* add bonus to score */
+		game_status_dirty = 1;
 #ifdef ENABLE_SOUND
 		syssnd_play(WAV_SBONUS2, 1);
 #endif

src/e_them.c

@@ -81,6 +81,7 @@ e_them_gozombie(ent_t* pEnt)
   syssnd_play(WAV_DIE, 1);
 #endif
   game_score += 50;
+	game_status_dirty = 1;
   if (pEnt->flags & ENT_FLG_ONCE) {
     /* make sure entity won't be activated again */
     map_marks[pEnt->mark].ent |= MAP_MARK_NACT;

src/game.c

@@ -78,6 +78,8 @@ U8 game_cheat1 = 0;
 U8 game_cheat2 = 0;
 U8 game_cheat3 = 0;
 
+U16 game_status_dirty = 0;
+
 #if defined(GFXST) || defined(GFXGS)
 hscore_t game_hscores[8] = {
   { 8000, "SIMES@@@@@" },
@@ -183,6 +185,7 @@ game_toggleCheat(U8 nbr)
       game_lives = 6;
       game_bombs = 6;
       game_bullets = 6;
+	  game_status_dirty = 1;
       break;
     case 2:
       game_cheat2 = ~game_cheat2;
@@ -497,6 +500,7 @@ frame(void)
 				} else {
 					game_state = GAMEOVER;
 				}
+				game_status_dirty = 1;
 			}
 			else if (game_chsm)  /* request to chain to next submap */
 				game_state = CHAIN_SUBMAP;
@@ -516,6 +520,7 @@ frame(void)
       if (map_chain())
 	game_state = CHAIN_END;
       else {
+    game_status_dirty = 1;
 	game_bullets = 0x06;
 	game_bombs = 0x06;
 	game_map++;
@@ -578,8 +583,6 @@ frame(void)
       }
       break;
 
-
-
     case SCROLL_DOWN:
       switch (scroll_down()) {
       case SCROLL_RUNNING:
@@ -651,6 +654,7 @@ init(void)
   game_bombs = 6;
   game_bullets = 6;
   game_score = 0;
+  game_status_dirty = 1;
 
   game_map = sysarg_args_map;
 
@@ -719,13 +723,20 @@ play3(void)
 {
   static rect_t *r;
 
-  draw_clearStatus();  /* clear the status bar */
-  ent_draw();          /* draw all entities onto the buffer */
-  /* sound */
-  draw_drawStatus();   /* draw the status bar onto the buffer*/
-
-  r = &draw_STATUSRECT; r->next = ent_rects;  /* refresh status bar too */
-  game_rects = r;  /* take care to cleanup draw_STATUSRECT->next later! */
+  if (game_status_dirty)
+  {
+	  draw_clearStatus();  /* clear the status bar */
+	  ent_draw();          /* draw all entities onto the buffer */
+	  draw_drawStatus();   /* draw the status bar onto the buffer*/
+	  r = &draw_STATUSRECT; r->next = ent_rects;  /* refresh status bar too */
+	  game_rects = r;  /* take care to cleanup draw_STATUSRECT->next later! */
+	  game_status_dirty = 0;
+  }
+  else
+  {
+	  ent_draw();          /* draw all entities onto the buffer */
+	  game_rects = ent_rects;
+  }
 
   if (!E_RICK_STTST(E_RICK_STZOMBIE)) {  /* need to scroll ? */
     if (ent_ents[1].y >= 0xCC) {
@@ -754,6 +765,8 @@ restart(void)
   game_bullets = 6;
   game_bombs = 6;
 
+  game_status_dirty = 1;
+
   ent_ents[1].n = 1;
 
   irestore();