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Added tic-based logic to FOF fade (ML_EFFECT5)

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This commit is contained in:
mazmazz 2018-09-09 19:31:32 -04:00
parent 80a4a03f8e
commit c3c4a251f1
3 changed files with 51 additions and 11 deletions
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6
src/p_saveg.c
View file

@ -1593,6 +1593,9 @@ static void SaveFadeThinker(const thinker_t *th, const UINT8 type)
WRITEINT16(save_p, ht->destvalue);
WRITEINT16(save_p, ht->destlightlevel);
WRITEINT16(save_p, ht->speed);
WRITEINT32(save_p, ht->duration);
WRITEUINT32(save_p, ht->interval);
WRITEUINT32(save_p, (UINT32)ht->firsttic);
WRITEUINT8(save_p, ht->doexists);
WRITEUINT8(save_p, ht->dotranslucent);
WRITEUINT8(save_p, ht->dolighting);
@ -2602,6 +2605,9 @@ static inline void LoadFadeThinker(actionf_p1 thinker)
ht->destvalue = READINT16(save_p);
ht->destlightlevel = READINT16(save_p);
ht->speed = READINT16(save_p);
ht->duration = READINT32(save_p);
ht->interval = READUINT32(save_p);
ht->firsttic = (tic_t)READUINT32(save_p);
ht->doexists = READUINT8(save_p);
ht->dotranslucent = READUINT8(save_p);
ht->dolighting = READUINT8(save_p);

53
src/p_spec.c
View file

@ -105,10 +105,10 @@ static void Add_Pusher(pushertype_e type, fixed_t x_mag, fixed_t y_mag, mobj_t *
static void Add_MasterDisappearer(tic_t appeartime, tic_t disappeartime, tic_t offset, INT32 line, INT32 sourceline);
static void P_ResetFakeFloorFader(ffloor_t *rover, fade_t *data, boolean finalize);
#define P_RemoveFakeFloorFader(l) P_ResetFakeFloorFader(l, NULL, false);
static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed, INT32 duration, UINT32 interval, tic_t firsttic,
boolean doexists, boolean dotranslucent, boolean dolighting, boolean docollision, boolean doghostfade, boolean exactalpha);
static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloornum,
INT16 destvalue, INT16 speed,
INT16 destvalue, INT16 speed, boolean ticbased,
boolean doexists, boolean dotranslucent, boolean dolighting, boolean docollision, boolean doghostfade, boolean exactalpha);
static void P_AddBlockThinker(sector_t *sec, line_t *sourceline);
static void P_AddFloatThinker(sector_t *sec, INT32 tag, line_t *sourceline);
@ -3356,6 +3356,7 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
if (speed > 0)
P_AddFakeFloorFader(rover, secnum, j,
destvalue, speed,
(line->flags & ML_EFFECT5), // tic-based logic
!(line->flags & ML_BLOCKMONSTERS), // do not handle FF_EXISTS
!(line->flags & ML_NOCLIMB), // do not handle FF_TRANSLUCENT
!(line->flags & ML_EFFECT2), // do not handle lighting
@ -3367,6 +3368,7 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
P_RemoveFakeFloorFader(rover);
P_FadeFakeFloor(rover,
destvalue, 0, // set alpha immediately
-1, 0, 0, // tic-based logic
!(line->flags & ML_BLOCKMONSTERS), // do not handle FF_EXISTS
!(line->flags & ML_NOCLIMB), // do not handle FF_TRANSLUCENT
!(line->flags & ML_EFFECT2), // do not handle lighting
@ -7444,6 +7446,9 @@ static void P_ResetFakeFloorFader(ffloor_t *rover, fade_t *data, boolean finaliz
fadingdata->alpha - 1 : // trigger fade-out finish
fadingdata->alpha + 1, // trigger fade-in finish
0,
fadingdata->duration,
fadingdata->interval,
fadingdata->firsttic,
fadingdata->doexists,
fadingdata->dotranslucent,
fadingdata->docollision,
@ -7462,9 +7467,10 @@ static void P_ResetFakeFloorFader(ffloor_t *rover, fade_t *data, boolean finaliz
}
}
static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed, INT32 duration, UINT32 interval, tic_t firsttic,
boolean doexists, boolean dotranslucent, boolean dolighting, boolean docollision, boolean doghostfade, boolean exactalpha)
{
boolean ticbased = (duration > -1);
boolean stillfading = false;
INT32 alpha;
fade_t *fadingdata = (fade_t *)rover->fadingdata;
@ -7492,7 +7498,8 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
else if (alpha > destvalue) // fade out
{
// finish fading out
if (speed < 1 || alpha - speed <= destvalue + speed)
if (speed < 1 || (!ticbased && alpha - speed <= destvalue + speed) ||
(ticbased && (gametic - firsttic >= duration || alpha <= destvalue)))
{
alpha = destvalue;
@ -7512,14 +7519,18 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
}
else // continue fading out
{
alpha -= speed;
if (!ticbased)
alpha -= speed;
else if (ticbased && !((gametic - firsttic) % interval))
alpha = max(alpha - speed, destvalue);
stillfading = true;
}
}
else // fade in
{
// finish fading in
if (speed < 1 || alpha + speed >= destvalue - speed)
if (speed < 1 || (!ticbased && alpha + speed >= destvalue - speed) ||
(ticbased && (gametic - firsttic >= duration || alpha >= destvalue)))
{
alpha = destvalue;
@ -7539,7 +7550,10 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
}
else // continue fading in
{
alpha += speed;
if (!ticbased)
alpha += speed;
else if (ticbased && !((gametic - firsttic) % interval))
alpha = min(alpha + speed, destvalue);
stillfading = true;
}
}
@ -7692,6 +7706,7 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
*
* \param destvalue transparency value to fade to
* \param speed speed to fade by
* \param ticbased tic-based logic, speed = duration
* \param doexists handle FF_EXISTS
* \param dotranslucent handle FF_TRANSLUCENT
* \param dolighting fade FOF light
@ -7700,7 +7715,7 @@ static boolean P_FadeFakeFloor(ffloor_t *rover, INT16 destvalue, INT16 speed,
* \param exactalpha use exact alpha values (opengl)
*/
static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloornum,
INT16 destvalue, INT16 speed,
INT16 destvalue, INT16 speed, boolean ticbased,
boolean doexists, boolean dotranslucent, boolean dolighting, boolean docollision, boolean doghostfade, boolean exactalpha)
{
// already equal, nothing to do
@ -7725,7 +7740,21 @@ static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloor
d->alpha = rover->alpha;
d->destvalue = max(1, min(256, destvalue)); // ffloor->alpha is 1-256
d->speed = max(1, speed); // minimum speed 1/tic // if speed < 1, alpha is set immediately in thinker
if (ticbased)
{
d->duration = abs(speed);
d->speed = max(abs(FixedFloor(FixedDiv(d->destvalue - d->alpha, d->duration))/FRACUNIT), 1);
d->interval = max(FixedFloor(FixedDiv(d->duration, abs(d->destvalue - d->alpha)))/FRACUNIT, 1);
d->firsttic = gametic;
}
else
{
d->speed = max(1, speed); // minimum speed 1/tic // if speed < 1, alpha is set immediately in thinker
d->duration = -1;
d->interval = d->firsttic = 0;
}
d->doexists = doexists;
d->dotranslucent = dotranslucent;
d->dolighting = dolighting;
@ -7750,7 +7779,8 @@ static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloor
P_FadeLightBySector(&sectors[rover->secnum],
d->destlightlevel,
FixedFloor(FixedDiv(abs(d->destvalue - d->alpha), d->speed))/FRACUNIT,
ticbased ? d->duration :
FixedFloor(FixedDiv(abs(d->destvalue - d->alpha), d->speed))/FRACUNIT,
true);
}
else
@ -7766,7 +7796,8 @@ static void P_AddFakeFloorFader(ffloor_t *rover, size_t sectornum, size_t ffloor
*/
void T_Fade(fade_t *d)
{
if (d->rover && !P_FadeFakeFloor(d->rover, d->destvalue, d->speed, d->doexists, d->dotranslucent, d->dolighting, d->docollision, d->doghostfade, d->exactalpha))
if (d->rover && !P_FadeFakeFloor(d->rover, d->destvalue, d->speed, d->duration, d->interval, d->firsttic,
d->doexists, d->dotranslucent, d->dolighting, d->docollision, d->doghostfade, d->exactalpha))
{
// Finalize lighting, copypasta from P_AddFakeFloorFader
if (d->dolighting && !(d->rover->flags & FF_NOSHADE) && d->destlightlevel > -1)

3
src/p_spec.h
View file

@ -472,6 +472,9 @@ typedef struct
INT16 destvalue; ///< Transparency value to fade to
INT16 destlightlevel; ///< Light level to fade to
INT16 speed; ///< Speed to fade by
INT32 duration; ///< Duration for tic-based logic, > -1 means use tic-based
UINT32 interval; ///< Skip interval for tic-based logic
tic_t firsttic; ///< First tic for tic-based logic
boolean doexists; ///< Handle FF_EXISTS
boolean dotranslucent; ///< Handle FF_TRANSLUCENT
boolean dolighting; ///< Handle shadows and light blocks