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Decompile 4 functions in Source/Contents/Effects/EffectPrimitiveMotion.cpp, Source/Contents/Effects/EffectPrim.h

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Batch #2640 by ragnarok-clanker: 0 byte-identical, 4 confirmed by peer review.

- fn_19812 CEffectPrim::PrimGrowFollow: logic confirmed by peer review
- fn_19839 CEffectPrim::PrimSpinFade: logic confirmed by peer review
- fn_19842 CEffectPrim::PrimExpandPulse: logic confirmed by peer review
- fn_19934 CEffectPrim::ScaleByMaster: logic confirmed by peer review

Peer-reviewed-by: meitogi, willerthal, youko
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
This commit is contained in:
ragnarok-clanker 2026-10-29 18:13:14 +00:00
commit a4b2ae22d3
2 changed files with 106 additions and 0 deletions
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102
Source/Contents/Effects/EffectPrimitiveMotion.cpp
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@ -10,6 +10,7 @@
#include "Contents/Effects/EffectPrimitiveState.h"
#include "Contents/Effects/RagEffect.h"
#include "Contents/Effects/EffectActor.h"
#include "Contents/Configuration/ServiceOptions.h"
#include "Contents/Effects/RagEffectState.h"
#include "Contents/Sound/SoundMgr.h"
#include "Resource/World/TerrainResource.h"
@ -4922,3 +4923,104 @@ void CEffectPrim::PrimTrailShift() {
}
}
}
// OFFSET: 0x00BBE960
// FUNCTION: fn_19812
void CEffectPrim::PrimGrowFollow() {
this->render.position = this->state.master->render.position;
for (int index = 0; index < 4; ++index) {
EffectPrimitiveSlot& slot = this->state.slots[index];
if (slot.life <= 0) {
continue;
}
++slot.process;
if (slot.process <= 0) {
continue;
}
if (slot.process <= 10) {
slot.alphaB = static_cast<std::int16_t>(slot.alphaB + (this->state.size != 113.0f ? 2 : 6));
}
slot.distance *= 1.07f;
if (slot.process > 10 && --slot.alphaB < 0) {
slot.alphaB = 0;
}
}
}
// OFFSET: 0x00BC3BD0
// FUNCTION: fn_19839
void CEffectPrim::PrimSpinFade() {
for (int index = 0; index < 4; ++index) {
EffectPrimitiveSlot& slot = this->state.slots[index];
if (slot.life != 1 || ++slot.process <= 0) {
continue;
}
const int turn = std::rand() % 3;
slot.rotStart = static_cast<std::int16_t>(slot.rotStart + (turn >= 0 ? turn : 0) + 3);
if (slot.rotStart >= 360) {
slot.rotStart = static_cast<std::int16_t>(slot.rotStart - 360);
}
if (slot.flag1[5] == 1) {
if (slot.process > 120) {
--slot.alphaB;
}
} else if (slot.flag1[5] != 10 && slot.process > 60) {
--slot.alphaB;
}
if (slot.process <= 40) {
++slot.alphaB;
}
if (slot.alphaB < 0) {
slot.alphaB = 0;
}
}
}
// OFFSET: 0x00BC4380
// FUNCTION: fn_19842
void CEffectPrim::PrimExpandPulse() {
for (int index = 0; index < 4; ++index) {
EffectPrimitiveSlot& slot = this->state.slots[index];
if (slot.life != 1) {
continue;
}
++slot.process;
if (slot.process > 0) {
slot.distance += slot.height[0];
}
if (static_cast<unsigned>(slot.process - 11) > 9) {
slot.alphaB = static_cast<std::int16_t>(slot.alphaB - 5);
if (slot.alphaB <= 0) {
slot.alphaB = 0;
}
} else if (slot.flag1[1] != 24) {
slot.alphaB = static_cast<std::int16_t>(slot.alphaB + 15);
} else {
slot.alphaB = static_cast<std::int16_t>(slot.alphaB + (g_serviceOptions.Get(229) != 0 ? 8 : 15));
}
}
}
// OFFSET: 0x00BE75D0
// FUNCTION: fn_19934
void CEffectPrim::ScaleByMaster(float& scale) const {
if (this->state.master && this->state.master->state.parent && this->state.count == 5) {
this->state.master->state.parent->ScaleByFadePulse(scale);
}
}