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frame interp: fix b&c chain links (#724)

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This commit is contained in:
Howard Luck
2026-05-08 17:26:33 -06:00
committed by GitHub
parent a4fcc10f5f
commit 65e8577253
3 changed files with 65 additions and 0 deletions
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include/d/actor/d_a_alink.h
+12
View File
@@ -4552,6 +4552,18 @@ public:
void handleWolfHowl();
void handleQuickTransform();
bool checkGyroAimContext();
void onIronBallChainInterpCallback();
static const int IRON_BALL_CHAIN_COUNT = 102;
cXyz mIBChainInterpPrevPos[IRON_BALL_CHAIN_COUNT];
cXyz mIBChainInterpCurrPos[IRON_BALL_CHAIN_COUNT];
csXyz mIBChainInterpPrevAngle[IRON_BALL_CHAIN_COUNT];
csXyz mIBChainInterpCurrAngle[IRON_BALL_CHAIN_COUNT];
cXyz mIBChainInterpPrevHandRoot;
cXyz mIBChainInterpCurrHandRoot;
bool mIBChainInterpPrevValid;
bool mIBChainInterpCurrValid;
#endif
}; // Size: 0x385C
src/d/actor/d_a_alink.cpp
+26
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@@ -51,6 +51,7 @@
#include "d/actor/d_a_ni.h"
#include "d/d_s_play.h"
#include "dusk/frame_interpolation.h"
#include "dusk/settings.h"
#include "res/Object/Alink.h"
#include <cstring>
@@ -14787,6 +14788,10 @@ void daAlink_c::deleteEquipItem(BOOL i_isPlaySound, BOOL i_isDeleteKantera) {
mIronBallChainPos = NULL;
mIronBallChainAngle = NULL;
field_0x3848 = NULL;
#if TARGET_PC
mIBChainInterpPrevValid = false;
mIBChainInterpCurrValid = false;
#endif
field_0x0774 = NULL;
field_0x0778 = NULL;
mpHookshotLinChk = NULL;
@@ -19717,6 +19722,27 @@ int daAlink_c::draw() {
)
{
dComIfGd_getOpaListDark()->entryImm(mpHookChain, 0);
#if TARGET_PC
if (dusk::getSettings().game.enableFrameInterpolation &&
mEquipItem == dItemNo_IRONBALL_e &&
mIronBallChainPos != NULL && mIronBallChainAngle != NULL)
{
if (mIBChainInterpCurrValid) {
memcpy(mIBChainInterpPrevPos, mIBChainInterpCurrPos, IRON_BALL_CHAIN_COUNT * sizeof(cXyz));
memcpy(mIBChainInterpPrevAngle, mIBChainInterpCurrAngle, IRON_BALL_CHAIN_COUNT * sizeof(csXyz));
mIBChainInterpPrevHandRoot = mIBChainInterpCurrHandRoot;
mIBChainInterpPrevValid = true;
}
memcpy(mIBChainInterpCurrPos, mIronBallChainPos, IRON_BALL_CHAIN_COUNT * sizeof(cXyz));
memcpy(mIBChainInterpCurrAngle, mIronBallChainAngle, IRON_BALL_CHAIN_COUNT * sizeof(csXyz));
mIBChainInterpCurrHandRoot = mHookshotTopPos;
mIBChainInterpCurrValid = true;
dusk::frame_interp::add_interpolation_callback(&ironBallChainInterpCallback, this);
}
#endif
}
}
src/d/actor/d_a_alink_hook.inc
+27
View File
@@ -8,6 +8,8 @@
#include "d/actor/d_a_obj_swhang.h"
#include "d/actor/d_a_obj_chandelier.h"
#include "JSystem/J3DGraphBase/J3DMaterial.h"
#include "dusk/frame_interpolation.h"
#include "dusk/settings.h"
enum {
HS_MODE_NONE_e,
@@ -235,6 +237,31 @@ void daAlink_c::hsChainShape_c::draw() {
}
}
#if TARGET_PC
static void ironBallChainInterpCallback(bool isSimFrame, void* pUserWork) {
static_cast<daAlink_c*>(pUserWork)->onIronBallChainInterpCallback();
}
void daAlink_c::onIronBallChainInterpCallback() {
if (!mIBChainInterpPrevValid || !mIBChainInterpCurrValid) {
return;
}
if (mIronBallChainPos == NULL || mIronBallChainAngle == NULL) {
return;
}
const f32 alpha = dusk::frame_interp::get_interpolation_step();
for (int i = 0; i < IRON_BALL_CHAIN_COUNT; i++) {
mIronBallChainPos[i] = mIBChainInterpPrevPos[i] + (mIBChainInterpCurrPos[i] - mIBChainInterpPrevPos[i]) * alpha;
mIronBallChainAngle[i].x = mIBChainInterpPrevAngle[i].x + (s16)((s16)(mIBChainInterpCurrAngle[i].x - mIBChainInterpPrevAngle[i].x) * alpha);
mIronBallChainAngle[i].y = mIBChainInterpPrevAngle[i].y + (s16)((s16)(mIBChainInterpCurrAngle[i].y - mIBChainInterpPrevAngle[i].y) * alpha);
mIronBallChainAngle[i].z = mIBChainInterpPrevAngle[i].z + (s16)((s16)(mIBChainInterpCurrAngle[i].z - mIBChainInterpPrevAngle[i].z) * alpha);
}
mHookshotTopPos = mIBChainInterpPrevHandRoot + (mIBChainInterpCurrHandRoot - mIBChainInterpPrevHandRoot) * alpha;
}
#endif
void daAlink_c::hookshotAtHitCallBack(dCcD_GObjInf* i_atObjInf, fopAc_ac_c* i_tgActor,
dCcD_GObjInf* i_tgObjInf) {
if (i_tgActor != NULL && fopAcM_IsActor(i_tgActor) && !i_tgObjInf->ChkTgHookshotThrough()) {