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Tweak: Implement better extended culling options (#4285)

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* implement better culling

* change draw distance to a slider

* remove testing code

* tweak
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Archez 2024-08-12 19:39:44 -04:00 • committed by GitHub
commit 16aaf2f939
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7 changed files with 169 additions and 49 deletions
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128
soh/src/code/z_actor.c
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@ -1208,14 +1208,6 @@ void Actor_Init(Actor* actor, PlayState* play) {
actor->uncullZoneForward = 1000.0f;
actor->uncullZoneScale = 350.0f;
actor->uncullZoneDownward = 700.0f;
if (CVarGetInteger("gDisableDrawDistance", 0) != 0 && actor->id != ACTOR_EN_TORCH2 && actor->id != ACTOR_EN_BLKOBJ // Extra check for Dark Link and his room
&& actor->id != ACTOR_EN_HORSE // Check for Epona, else if we call her she will spawn at the other side of the map + we can hear her during the title screen sequence
&& actor->id != ACTOR_EN_HORSE_GANON && actor->id != ACTOR_EN_HORSE_ZELDA // check for Zelda's and Ganondorf's horses that will always be scene during cinematic whith camera paning
&& (play->sceneNum != SCENE_DODONGOS_CAVERN && actor->id != ACTOR_EN_ZF)) { // Check for DC and Lizalfos for the case where the miniboss music would still play under certains conditions and changing room
actor->uncullZoneForward = 32767.0f;
actor->uncullZoneScale = 32767.0f;
actor->uncullZoneDownward = 32767.0f;
}
CollisionCheck_InitInfo(&actor->colChkInfo);
actor->floorBgId = BGCHECK_SCENE;
ActorShape_Init(&actor->shape, 0.0f, NULL, 0.0f);
@ -2857,34 +2849,93 @@ s32 func_800314B0(PlayState* play, Actor* actor) {
s32 func_800314D4(PlayState* play, Actor* actor, Vec3f* arg2, f32 arg3) {
f32 var;
if (CVarGetInteger("gDisableDrawDistance", 0) != 0 && actor->id != ACTOR_EN_TORCH2 && actor->id != ACTOR_EN_BLKOBJ // Extra check for Dark Link and his room
&& actor->id != ACTOR_EN_HORSE // Check for Epona, else if we call her she will spawn at the other side of the map + we can hear her during the title screen sequence
&& actor->id != ACTOR_EN_HORSE_GANON && actor->id != ACTOR_EN_HORSE_ZELDA // check for Zelda's and Ganondorf's horses that will always be scene during cinematic whith camera paning
&& (play->sceneNum != SCENE_DODONGOS_CAVERN && actor->id != ACTOR_EN_ZF)) { // Check for DC and Lizalfos for the case where the miniboss music would still play under certains conditions and changing room
return true;
}
if ((arg2->z > -actor->uncullZoneScale) && (arg2->z < (actor->uncullZoneForward + actor->uncullZoneScale))) {
var = (arg3 < 1.0f) ? 1.0f : 1.0f / arg3;
// #region SoH [Widescreen support]
// Doors will cull quite noticeably on wider screens. For these actors the zone is increased
f32 limit = 1.0f;
if (((actor->id == ACTOR_EN_DOOR) || (actor->id == ACTOR_DOOR_SHUTTER)) && CVarGetInteger("gIncreaseDoorUncullZones", 1)) {
limit = 2.0f;
}
if ((((fabsf(arg2->x) - actor->uncullZoneScale) * var) < limit) &&
(((arg2->y + actor->uncullZoneDownward) * var) > -limit) &&
(((arg2->y - actor->uncullZoneScale) * var) < limit)) {
if ((((fabsf(arg2->x) - actor->uncullZoneScale) * var) < 1.0f) &&
(((arg2->y + actor->uncullZoneDownward) * var) > -1.0f) &&
(((arg2->y - actor->uncullZoneScale) * var) < 1.0f)) {
return true;
}
// #endregion
}
return false;
}
// #region SOH [Enhancements] Allows us to increase the draw and update distance independently,
// mostly a modified version of the function above and additional tweaks for some specfic actors
s32 Ship_CalcShouldDrawAndUpdate(PlayState* play, Actor* actor, Vec3f* projectedPos, f32 projectedW, bool* shouldDraw,
bool* shouldUpdate) {
f32 clampedProjectedW;
// Check if the actor passes its original/vanilla culling requirements
if (func_800314D4(play, actor, projectedPos, projectedW)) {
*shouldUpdate = true;
*shouldDraw = true;
return true;
}
// Skip cutscne actors that depend on culling to hide from camera pans
if (actor->id == ACTOR_EN_VIEWER) {
return false;
}
s32 multiplier = CVarGetInteger("gDisableDrawDistance", 1);
multiplier = MAX(multiplier, 1);
// Some actors have a really short forward value, so we need to add to it before the multiplier to increase the
// final strength of the forward culling
f32 adder = (actor->uncullZoneForward < 500) ? 1000.0f : 0.0f;
if ((projectedPos->z > -actor->uncullZoneScale) &&
(projectedPos->z < (((actor->uncullZoneForward + adder) * multiplier) + actor->uncullZoneScale))) {
clampedProjectedW = (projectedW < 1.0f) ? 1.0f : 1.0f / projectedW;
f32 ratioAdjusted = 1.0f;
if (CVarGetInteger("gEnhancements.WidescreenActorCulling", 0)) {
f32 originalAspectRatio = 4.0f / 3.0f;
f32 currentAspectRatio = OTRGetAspectRatio();
ratioAdjusted = MAX(currentAspectRatio / originalAspectRatio, 1.0f);
}
if ((((fabsf(projectedPos->x) - actor->uncullZoneScale) * (clampedProjectedW / ratioAdjusted)) < 1.0f) &&
(((projectedPos->y + actor->uncullZoneDownward) * clampedProjectedW) > -1.0f) &&
(((projectedPos->y - actor->uncullZoneScale) * clampedProjectedW) < 1.0f)) {
if (CVarGetInteger("gEnhancements.ExtendedCullingExcludeGlitchActors", 0)) {
// These actors are safe to draw without impacting glitches
if ((actor->id == ACTOR_OBJ_BOMBIWA || actor->id == ACTOR_OBJ_HAMISHI ||
actor->id == ACTOR_EN_ISHI) || // Boulders (hookshot through collision)
actor->id == ACTOR_EN_GS || // Gossip stones (text delay)
actor->id == ACTOR_EN_GE1 || // White gerudos (gate clip/archery room transition)
actor->id == ACTOR_EN_KZ || // King Zora (unfreeze glitch)
actor->id == ACTOR_EN_DU || // Darunia (Fire temple BK skip)
actor->id == ACTOR_DOOR_WARP1 // Blue warps (wrong warps)
) {
*shouldDraw = true;
return true;
}
// Skip these actors entirely as their draw funcs impacts glitches
if ((actor->id == ACTOR_EN_SW &&
(((actor->params & 0xE000) >> 0xD) == 1 ||
((actor->params & 0xE000) >> 0xD) == 2)) // Gold Skulltulas (hitbox at 0,0)
) {
return false;
}
}
*shouldDraw = true;
*shouldUpdate = true;
return true;
}
}
return false;
}
// #endregion
void func_800315AC(PlayState* play, ActorContext* actorCtx) {
s32 invisibleActorCounter;
Actor* invisibleActors[INVISIBLE_ACTOR_MAX];
@ -2920,18 +2971,35 @@ void func_800315AC(PlayState* play, ActorContext* actorCtx) {
}
}
// #region SOH [Enhancement] Extended culling updates
bool shipShouldDraw = false;
bool shipShouldUpdate = false;
if ((HREG(64) != 1) || ((HREG(65) != -1) && (HREG(65) != HREG(66))) || (HREG(70) == 0)) {
if (func_800314B0(play, actor)) {
actor->flags |= ACTOR_FLAG_ACTIVE;
if (CVarGetInteger("gDisableDrawDistance", 1) > 1 ||
CVarGetInteger("gEnhancements.WidescreenActorCulling", 0)) {
Ship_CalcShouldDrawAndUpdate(play, actor, &actor->projectedPos, actor->projectedW, &shipShouldDraw,
&shipShouldUpdate);
if (shipShouldUpdate) {
actor->flags |= ACTOR_FLAG_ACTIVE;
} else {
actor->flags &= ~ACTOR_FLAG_ACTIVE;
}
} else {
actor->flags &= ~ACTOR_FLAG_ACTIVE;
if (func_800314B0(play, actor)) {
actor->flags |= ACTOR_FLAG_ACTIVE;
} else {
actor->flags &= ~ACTOR_FLAG_ACTIVE;
}
}
}
actor->isDrawn = false;
if ((HREG(64) != 1) || ((HREG(65) != -1) && (HREG(65) != HREG(66))) || (HREG(71) == 0)) {
if ((actor->init == NULL) && (actor->draw != NULL) && (actor->flags & (ACTOR_FLAG_DRAW_WHILE_CULLED | ACTOR_FLAG_ACTIVE))) {
if ((actor->init == NULL) && (actor->draw != NULL) &&
((actor->flags & (ACTOR_FLAG_DRAW_WHILE_CULLED | ACTOR_FLAG_ACTIVE)) || shipShouldDraw)) {
// #endregion
if ((actor->flags & ACTOR_FLAG_LENS) &&
((play->roomCtx.curRoom.lensMode == LENS_MODE_HIDE_ACTORS) ||
play->actorCtx.lensActive || (actor->room != play->roomCtx.curRoom.num))) {