Drawangle.

Mystic wanted it, just play it - too busy to give proper commit description. Will outline everything it is in the merge request when that happens.

src/d_player.h

@@ -315,6 +315,9 @@ typedef struct player_s
 	// It is updated with cmd->aiming.
 	angle_t aiming;
 
+	// fun thing for player sprite
+	angle_t drawangle;
+
 	// player's ring count
 	INT32 rings;
 

src/lua_playerlib.c

@@ -122,6 +122,8 @@ static int player_get(lua_State *L)
 		lua_pushfixed(L, plr->bob);
 	else if (fastcmp(field,"aiming"))
 		lua_pushangle(L, plr->aiming);
+	else if (fastcmp(field,"drawangle"))
+		lua_pushangle(L, plr->drawangle);
 	else if (fastcmp(field,"rings"))
 		lua_pushinteger(L, plr->rings);
 	else if (fastcmp(field,"pity"))
@@ -382,6 +384,8 @@ static int player_set(lua_State *L)
 		else if (plr == &players[secondarydisplayplayer])
 			localaiming2 = plr->aiming;
 	}
+	else if (fastcmp(field,"drawangle"))
+		plr->drawangle = luaL_checkangle(L, 3);
 	else if (fastcmp(field,"rings"))
 		plr->rings = (INT32)luaL_checkinteger(L, 3);
 	else if (fastcmp(field,"pity"))

src/p_enemy.c

@@ -4854,6 +4854,7 @@ void A_CapeChase(mobj_t *actor)
 	fixed_t foffsetx, foffsety, boffsetx, boffsety;
 	INT32 locvar1 = var1;
 	INT32 locvar2 = var2;
+	angle_t angle;
 #ifdef HAVE_BLUA
 	if (LUA_CallAction("A_CapeChase", actor))
 		return;
@@ -4875,11 +4876,13 @@ void A_CapeChase(mobj_t *actor)
 		return;
 	}
 
-	foffsetx = P_ReturnThrustX(chaser, chaser->angle, FixedMul((locvar2 >> 16)*FRACUNIT, actor->scale));
+	angle = (chaser->player ? chaser->player->drawangle : chaser->angle);
-	foffsety = P_ReturnThrustY(chaser, chaser->angle, FixedMul((locvar2 >> 16)*FRACUNIT, actor->scale));
 
-	boffsetx = P_ReturnThrustX(chaser, chaser->angle-ANGLE_90, FixedMul((locvar2 & 65535)*FRACUNIT, actor->scale));
+	foffsetx = P_ReturnThrustX(chaser, angle, FixedMul((locvar2 >> 16)*FRACUNIT, actor->scale));
-	boffsety = P_ReturnThrustY(chaser, chaser->angle-ANGLE_90, FixedMul((locvar2 & 65535)*FRACUNIT, actor->scale));
+	foffsety = P_ReturnThrustY(chaser, angle, FixedMul((locvar2 >> 16)*FRACUNIT, actor->scale));
+
+	boffsetx = P_ReturnThrustX(chaser, angle-ANGLE_90, FixedMul((locvar2 & 65535)*FRACUNIT, actor->scale));
+	boffsety = P_ReturnThrustY(chaser, angle-ANGLE_90, FixedMul((locvar2 & 65535)*FRACUNIT, actor->scale));
 
 	P_UnsetThingPosition(actor);
 	actor->x = chaser->x + foffsetx + boffsetx;
@@ -4896,7 +4899,7 @@ void A_CapeChase(mobj_t *actor)
 		actor->flags2 &= ~MF2_OBJECTFLIP;
 		actor->z = chaser->z + FixedMul((locvar1 >> 16)*FRACUNIT, actor->scale);
 	}
-	actor->angle = chaser->angle;
+	actor->angle = angle;
 	P_SetThingPosition(actor);
 }
 

src/p_mobj.c

@@ -9140,6 +9140,7 @@ void P_AfterPlayerSpawn(INT32 playernum)
 	}
 
 	SV_SpawnPlayer(playernum, mobj->x, mobj->y, mobj->angle);
+	p->drawangle = mobj->angle;
 
 	if (camera.chase)
 	{

src/p_saveg.c

@@ -126,6 +126,7 @@ static void P_NetArchivePlayers(void)
 		// no longer send ticcmds, player name, skin, or color
 
 		WRITEANGLE(save_p, players[i].aiming);
+		WRITEANGLE(save_p, players[i].drawangle);
 		WRITEANGLE(save_p, players[i].awayviewaiming);
 		WRITEINT32(save_p, players[i].awayviewtics);
 		WRITEINT32(save_p, players[i].rings);
@@ -306,6 +307,7 @@ static void P_NetUnArchivePlayers(void)
 		// (that data is handled in the server config now)
 
 		players[i].aiming = READANGLE(save_p);
+		players[i].drawangle = READANGLE(save_p);
 		players[i].awayviewaiming = READANGLE(save_p);
 		players[i].awayviewtics = READINT32(save_p);
 		players[i].rings = READINT32(save_p);

src/p_user.c

@@ -9194,6 +9194,19 @@ void P_PlayerThink(player_t *player)
 	if (!player->mo)
 		return; // P_MovePlayer removed player->mo.
 
+	if (player->climbing // stuff where the direction is forced at all times
+	|| G_RingSlingerGametype()) // no firing rings in directions your player isn't aiming
+		player->drawangle = player->mo->angle;
+	else if (P_PlayerInPain(player) && (player->mo->momx || player->mo->momy))
+		player->drawangle = R_PointToAngle2(player->mo->momx, player->mo->momy, 0, 0);
+	else if (cmd->forwardmove || cmd->sidemove || cmd->buttons) // only when you're pressing buttons
+	{
+		if (player->mo->momx || player->mo->momy) // only when you're moing
+			player->drawangle = R_PointToAngle2(0, 0, player->mo->momx, player->mo->momy);
+		else
+			player->drawangle = player->mo->angle; // spindash, etc
+	}
+
 	// Unset statis flags after moving.
 	// In other words, if you manually set stasis via code,
 	// it lasts for one tic.

src/r_things.c

@@ -1210,7 +1210,7 @@ static void R_ProjectSprite(mobj_t *thing)
 
 	if (sprframe->rotate != SRF_SINGLE || papersprite)
 	{
-		ang = R_PointToAngle (thing->x, thing->y) - thing->angle;
+		ang = R_PointToAngle (thing->x, thing->y) - (thing->player ? thing->player->drawangle : thing->angle);
 		if (papersprite)
 			ang_scale = abs(FINESINE(ang>>ANGLETOFINESHIFT));
 	}