From 0fedd2e566553143d202fc1bbbece55fa6d85be9 Mon Sep 17 00:00:00 2001
From: Marco Z <mar.marcoz@outlook.com>
Date: Fri, 30 Mar 2018 15:27:37 -0400
Subject: [PATCH] Define fader thinker names

---
 src/p_saveg.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/p_spec.c  | 33 +++++++++++++++++++++++++++++++++
 src/p_spec.h  | 16 ++++++++++++++++
 3 files changed, 98 insertions(+)

diff --git a/src/p_saveg.c b/src/p_saveg.c
index 029df08f4..5542b3cda 100644
--- a/src/p_saveg.c
+++ b/src/p_saveg.c
@@ -988,6 +988,7 @@ typedef enum
 	tc_noenemies,
 	tc_eachtime,
 	tc_disappear,
+	tc_fade,
 	tc_planedisplace,
 #ifdef POLYOBJECTS
 	tc_polyrotate, // haleyjd 03/26/06: polyobjects
@@ -1552,6 +1553,25 @@ static void SaveDisappearThinker(const thinker_t *th, const UINT8 type)
 	WRITEINT32(save_p, ht->exists);
 }
 
+//
+// SaveFadeThinker
+//
+// Saves a fade_t thinker
+//
+static void SaveFadeThinker(const thinker_t *th, const UINT8 type)
+{
+	const fade_t *ht = (const void *)th;
+	// \todo fields
+	WRITEUINT8(save_p, type);
+	WRITEUINT32(save_p, ht->appeartime);
+	WRITEUINT32(save_p, ht->disappeartime);
+	WRITEUINT32(save_p, ht->offset);
+	WRITEUINT32(save_p, ht->timer);
+	WRITEINT32(save_p, ht->affectee);
+	WRITEINT32(save_p, ht->sourceline);
+	WRITEINT32(save_p, ht->exists);
+}
+
 //
 // SavePlaneDisplaceThinker
 //
@@ -1854,6 +1874,11 @@ static void P_NetArchiveThinkers(void)
 			SaveDisappearThinker(th, tc_disappear);
 			continue;
 		}
+		else if (th->function.acp1 == (actionf_p1)T_Fade)
+		{
+			SaveFadeThinker(th, tc_fade);
+			continue;
+		}
 
 		else if (th->function.acp1 == (actionf_p1)T_PlaneDisplace)
 		{
@@ -2530,6 +2555,26 @@ static inline void LoadDisappearThinker(actionf_p1 thinker)
 	P_AddThinker(&ht->thinker);
 }
 
+//
+// LoadFadeThinker
+//
+// Loads a fade_t thinker
+//
+static inline void LoadFadeThinker(actionf_p1 thinker)
+{
+	fade_t *ht = Z_Malloc(sizeof (*ht), PU_LEVSPEC, NULL);
+	ht->thinker.function.acp1 = thinker;
+	// \todo fields
+	ht->appeartime = READUINT32(save_p);
+	ht->disappeartime = READUINT32(save_p);
+	ht->offset = READUINT32(save_p);
+	ht->timer = READUINT32(save_p);
+	ht->affectee = READINT32(save_p);
+	ht->sourceline = READINT32(save_p);
+	ht->exists = READINT32(save_p);
+	P_AddThinker(&ht->thinker);
+}
+
 //
 // LoadPlaneDisplaceThinker
 //
@@ -2833,6 +2878,10 @@ static void P_NetUnArchiveThinkers(void)
 				LoadDisappearThinker((actionf_p1)T_Disappear);
 				break;
 
+			case tc_fade:
+				LoadFadeThinker((actionf_p1)T_Fade);
+				break;
+
 			case tc_planedisplace:
 				LoadPlaneDisplaceThinker((actionf_p1)T_PlaneDisplace);
 				break;
diff --git a/src/p_spec.c b/src/p_spec.c
index 0b005baff..b1ede46d8 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -7056,6 +7056,39 @@ void T_Disappear(disappear_t *d)
 	}
 }
 
+/** Adds master fader thinker.
+  *
+  * \param appeartime		tics to be existent
+  * \param disappeartime	tics to be nonexistent
+  * \param sector			pointer to control sector
+  */
+static void P_AddMasterFader(tic_t appeartime, tic_t disappeartime, tic_t offset, INT32 line, INT32 sourceline)
+{
+	fade_t *d = Z_Malloc(sizeof *d, PU_LEVSPEC, NULL);
+
+	// \todo fields
+	d->thinker.function.acp1 = (actionf_p1)T_Disappear;
+	d->appeartime = appeartime;
+	d->disappeartime = disappeartime;
+	d->offset = offset;
+	d->affectee = line;
+	d->sourceline = sourceline;
+	d->exists = true;
+	d->timer = 1;
+
+	P_AddThinker(&d->thinker);
+}
+
+/** Makes a FOF fade
+  *
+  * \param d Fade thinker.
+  * \sa P_AddMasterFader
+  */
+void T_Fade(fade_t *d)
+{
+	// \todo everything
+}
+
 /*
  SoM: 3/8/2000: Friction functions start.
  Add_Friction,
diff --git a/src/p_spec.h b/src/p_spec.h
index c4e05e072..3ed66f149 100644
--- a/src/p_spec.h
+++ b/src/p_spec.h
@@ -449,6 +449,22 @@ typedef struct
 
 void T_Disappear(disappear_t *d);
 
+// Model for fading FOFs
+typedef struct
+{
+	// \todo fields
+	thinker_t thinker;  ///< Thinker structure for effect.
+	tic_t appeartime;   ///< Tics to be appeared for
+	tic_t disappeartime;///< Tics to be disappeared for
+	tic_t offset;       ///< Time to wait until thinker starts
+	tic_t timer;        ///< Timer between states
+	INT32 affectee;     ///< Number of affected line
+	INT32 sourceline;   ///< Number of source line
+	INT32 exists;       ///< Exists toggle
+} fade_t;
+
+void T_Fade(fade_t *d);
+
 // Prototype functions for pushers
 void T_Pusher(pusher_t *p);
 mobj_t *P_GetPushThing(UINT32 s);