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Shipwright/soh/src/code/z_collision_check.c

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#include "global.h"
#include "vt.h"
#include "overlays/effects/ovl_Effect_Ss_HitMark/z_eff_ss_hitmark.h"
typedef s32 (*ColChkResetFunc)(GlobalContext*, Collider*);
typedef void (*ColChkBloodFunc)(GlobalContext*, Collider*, Vec3f*);
typedef void (*ColChkApplyFunc)(GlobalContext*, CollisionCheckContext*, Collider*);
typedef void (*ColChkVsFunc)(GlobalContext*, CollisionCheckContext*, Collider*, Collider*);
typedef s32 (*ColChkLineFunc)(GlobalContext*, CollisionCheckContext*, Collider*, Vec3f*, Vec3f*);
typedef struct {
/* 0 */ u8 blood;
/* 1 */ u8 effect;
} HitInfo; // size = 0x2
typedef enum {
/* 0 */ BLOOD_NONE,
/* 1 */ BLOOD_BLUE,
/* 2 */ BLOOD_GREEN,
/* 3 */ BLOOD_WATER,
/* 4 */ BLOOD_RED,
/* 5 */ BLOOD_RED2
} ColChkBloodType;
typedef enum {
/* 0 */ HIT_WHITE,
/* 1 */ HIT_DUST,
/* 2 */ HIT_RED,
/* 3 */ HIT_SOLID,
/* 4 */ HIT_WOOD,
/* 5 */ HIT_NONE
} ColChkHitType;
typedef enum {
/* 0 */ MASSTYPE_IMMOVABLE,
/* 1 */ MASSTYPE_HEAVY,
/* 2 */ MASSTYPE_NORMAL
} ColChkMassType;
/**
* Draws a red triangle with vertices vA, vB, and vC.
*/
void Collider_DrawRedPoly(GraphicsContext* gfxCtx, Vec3f* vA, Vec3f* vB, Vec3f* vC) {
Collider_DrawPoly(gfxCtx, vA, vB, vC, 255, 0, 0);
}
/**
* Draws the triangle with vertices vA, vB, and vC and with the specified color.
*/
void Collider_DrawPoly(GraphicsContext* gfxCtx, Vec3f* vA, Vec3f* vB, Vec3f* vC, u8 r, u8 g, u8 b) {
Vtx* vtxTbl;
Vtx* vtx;
f32 nx;
f32 ny;
f32 nz;
f32 originDist;
OPEN_DISPS(gfxCtx);
gSPMatrix(POLY_OPA_DISP++, &gMtxClear, G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
gDPSetPrimColor(POLY_OPA_DISP++, 0x00, 0xFF, r, g, b, 50);
gDPPipeSync(POLY_OPA_DISP++);
gDPSetRenderMode(POLY_OPA_DISP++, G_RM_FOG_SHADE_A, G_RM_AA_ZB_OPA_SURF2);
gSPTexture(POLY_OPA_DISP++, 0, 0, 0, G_TX_RENDERTILE, G_OFF);
gDPPipeSync(POLY_OPA_DISP++);
gDPSetCombineLERP(POLY_OPA_DISP++, SHADE, 0, PRIMITIVE, 0, SHADE, 0, PRIMITIVE, 0, 0, 0, 0, COMBINED, 0, 0, 0,
COMBINED);
gSPClearGeometryMode(POLY_OPA_DISP++, G_CULL_BOTH);
gSPSetGeometryMode(POLY_OPA_DISP++, G_LIGHTING);
gDPPipeSync(POLY_OPA_DISP++);
vtxTbl = Graph_Alloc(gfxCtx, 3 * sizeof(Vtx));
ASSERT(vtxTbl != NULL);
vtxTbl[0].n.ob[0] = vA->x;
vtxTbl[0].n.ob[1] = vA->y;
vtxTbl[0].n.ob[2] = vA->z;
vtxTbl[1].n.ob[0] = vB->x;
vtxTbl[1].n.ob[1] = vB->y;
vtxTbl[1].n.ob[2] = vB->z;
vtxTbl[2].n.ob[0] = vC->x;
vtxTbl[2].n.ob[1] = vC->y;
vtxTbl[2].n.ob[2] = vC->z;
Math3D_DefPlane(vA, vB, vC, &nx, &ny, &nz, &originDist);
for (vtx = vtxTbl; vtx < vtxTbl + 3; vtx++) {
vtx->n.flag = 0;
vtx->n.tc[0] = 0;
vtx->n.tc[1] = 0;
vtx->n.n[0] = (u8)(s32)nx & 0xFF;
vtx->n.n[1] = (u8)(s32)ny & 0xFF;
vtx->n.n[2] = (u8)(s32)nz & 0xFF;
vtx->n.a = 255;
}
gSPVertex(POLY_OPA_DISP++, vtxTbl, 3, 0);
gSP1Triangle(POLY_OPA_DISP++, 0, 1, 2, 0);
CLOSE_DISPS(gfxCtx);
}
s32 Collider_InitBase(GlobalContext* globalCtx, Collider* collider) {
static Collider init = {
NULL, NULL, NULL, NULL, AT_NONE, AC_NONE, OC1_NONE, OC2_NONE, COLTYPE_HIT3, COLSHAPE_INVALID,
};
*collider = init;
return 1;
}
s32 Collider_DestroyBase(GlobalContext* globalCtx, Collider* collider) {
return 1;
}
/**
* Uses default OC2_TYPE_1 and COLTYPE_HIT0
*/
s32 Collider_SetBaseToActor(GlobalContext* globalCtx, Collider* collider, ColliderInitToActor* src) {
collider->actor = src->actor;
collider->atFlags = src->atFlags;
collider->acFlags = src->acFlags;
collider->ocFlags1 = src->ocFlags1;
collider->ocFlags2 = OC2_TYPE_1;
collider->shape = src->shape;
return 1;
}
/**
* Uses default OC2_TYPE_1
*/
s32 Collider_SetBaseType1(GlobalContext* globalCtx, Collider* collider, Actor* actor, ColliderInitType1* src) {
collider->actor = actor;
collider->colType = src->colType;
collider->atFlags = src->atFlags;
collider->acFlags = src->acFlags;
collider->ocFlags1 = src->ocFlags1;
collider->ocFlags2 = OC2_TYPE_1;
collider->shape = src->shape;
return 1;
}
s32 Collider_SetBase(GlobalContext* globalCtx, Collider* collider, Actor* actor, ColliderInit* src) {
collider->actor = actor;
collider->colType = src->colType;
collider->atFlags = src->atFlags;
collider->acFlags = src->acFlags;
collider->ocFlags1 = src->ocFlags1;
collider->ocFlags2 = src->ocFlags2;
collider->shape = src->shape;
return 1;
}
void Collider_ResetATBase(GlobalContext* globalCtx, Collider* collider) {
collider->at = NULL;
collider->atFlags &= ~(AT_HIT | AT_BOUNCED);
}
void Collider_ResetACBase(GlobalContext* globalCtx, Collider* collider) {
collider->ac = NULL;
collider->acFlags &= ~(AC_HIT | AC_BOUNCED);
}
void Collider_ResetOCBase(GlobalContext* globalCtx, Collider* collider) {
collider->oc = NULL;
collider->ocFlags1 &= ~OC1_HIT;
collider->ocFlags2 &= ~OC2_HIT_PLAYER;
}
s32 Collider_InitTouch(GlobalContext* globalCtx, ColliderTouch* touch) {
static ColliderTouch init = { 0x00000000, 0, 0 };
*touch = init;
return 1;
}
s32 Collider_DestroyTouch(GlobalContext* globalCtx, ColliderTouch* touch) {
return 1;
}
s32 Collider_SetTouch(GlobalContext* globalCtx, ColliderTouch* dest, ColliderTouch* src) {
dest->dmgFlags = src->dmgFlags;
dest->effect = src->effect;
dest->damage = src->damage;
return 1;
}
void Collider_ResetATInfo_Unk(GlobalContext* globalCtx, ColliderInfo* info) {
}
s32 Collider_InitBump(GlobalContext* globalCtx, ColliderBump* bump) {
static ColliderBump init = { 0xFFCFFFFF, 0, 0, { 0, 0, 0 } };
*bump = init;
return 1;
}
s32 Collider_DestroyBump(GlobalContext* globalCtx, ColliderBump* bump) {
return 1;
}
s32 Collider_SetBump(GlobalContext* globalCtx, ColliderBump* bump, ColliderBumpInit* init) {
bump->dmgFlags = init->dmgFlags;
bump->effect = init->effect;
bump->defense = init->defense;
return 1;
}
s32 Collider_InitInfo(GlobalContext* globalCtx, ColliderInfo* info) {
static ColliderInfo init = {
{ 0, 0, 0 }, { 0xFFCFFFFF, 0, 0, { 0, 0, 0 } },
ELEMTYPE_UNK0, TOUCH_NONE,
BUMP_NONE, OCELEM_NONE,
NULL, NULL,
NULL, NULL,
};
*info = init;
Collider_InitTouch(globalCtx, &info->toucher);
Collider_InitBump(globalCtx, &info->bumper);
return 1;
}
s32 Collider_DestroyInfo(GlobalContext* globalCtx, ColliderInfo* info) {
Collider_DestroyTouch(globalCtx, &info->toucher);
Collider_DestroyBump(globalCtx, &info->bumper);
return 1;
}
s32 Collider_SetInfo(GlobalContext* globalCtx, ColliderInfo* info, ColliderInfoInit* infoInit) {
info->elemType = infoInit->elemType;
Collider_SetTouch(globalCtx, &info->toucher, &infoInit->toucher);
Collider_SetBump(globalCtx, &info->bumper, &infoInit->bumper);
info->toucherFlags = infoInit->toucherFlags;
info->bumperFlags = infoInit->bumperFlags;
info->ocElemFlags = infoInit->ocElemFlags;
return 1;
}
void Collider_ResetATInfo(GlobalContext* globalCtx, ColliderInfo* info) {
info->atHit = NULL;
info->atHitInfo = NULL;
info->toucherFlags &= ~TOUCH_HIT;
info->toucherFlags &= ~TOUCH_DREW_HITMARK;
Collider_ResetATInfo_Unk(globalCtx, info);
}
void Collider_ResetACInfo(GlobalContext* globalCtx, ColliderInfo* info) {
info->bumper.hitPos.x = info->bumper.hitPos.y = info->bumper.hitPos.z = 0;
info->bumperFlags &= ~BUMP_HIT;
info->bumperFlags &= ~BUMP_DRAW_HITMARK;
info->acHit = NULL;
info->acHitInfo = NULL;
}
void Collider_ResetOCInfo(GlobalContext* globalCtx, ColliderInfo* info) {
info->ocElemFlags &= ~OCELEM_HIT;
}
s32 Collider_InitJntSphElementDim(GlobalContext* globalCtx, ColliderJntSphElementDim* dim) {
static ColliderJntSphElementDim init = {
{ { 0, 0, 0 }, 0 },
{ { 0, 0, 0 }, 0 },
0.0f,
0,
};
*dim = init;
return 1;
}
s32 Collider_DestroyJntSphElementDim(GlobalContext* globalCtx, ColliderJntSphElementDim* element) {
return 1;
}
s32 Collider_SetJntSphElementDim(GlobalContext* globalCtx, ColliderJntSphElementDim* dest,
ColliderJntSphElementDimInit* src) {
dest->limb = src->limb;
dest->modelSphere = src->modelSphere;
dest->scale = src->scale * 0.01f;
return 1;
}
s32 Collider_InitJntSphElement(GlobalContext* globalCtx, ColliderJntSphElement* element) {
Collider_InitInfo(globalCtx, &element->info);
Collider_InitJntSphElementDim(globalCtx, &element->dim);
return 1;
}
s32 Collider_DestroyJntSphElement(GlobalContext* globalCtx, ColliderJntSphElement* element) {
Collider_DestroyInfo(globalCtx, &element->info);
Collider_DestroyJntSphElementDim(globalCtx, &element->dim);
return 1;
}
s32 Collider_SetJntSphElement(GlobalContext* globalCtx, ColliderJntSphElement* dest, ColliderJntSphElementInit* src) {
Collider_SetInfo(globalCtx, &dest->info, &src->info);
Collider_SetJntSphElementDim(globalCtx, &dest->dim, &src->dim);
return 1;
}
s32 Collider_ResetJntSphElementAT(GlobalContext* globalCtx, ColliderJntSphElement* collider) {
Collider_ResetATInfo(globalCtx, &collider->info);
return 1;
}
s32 Collider_ResetJntSphElementAC(GlobalContext* globalCtx, ColliderJntSphElement* collider) {
Collider_ResetACInfo(globalCtx, &collider->info);
return 1;
}
s32 Collider_ResetJntSphElementOC(GlobalContext* globalCtx, ColliderJntSphElement* collider) {
Collider_ResetOCInfo(globalCtx, &collider->info);
return 1;
}
/**
* Initializes a ColliderJntSph to default values
*/
s32 Collider_InitJntSph(GlobalContext* globalCtx, ColliderJntSph* collider) {
Collider_InitBase(globalCtx, &collider->base);
collider->count = 0;
collider->elements = NULL;
return 1;
}
/**
* Destroys a dynamically allocated ColliderJntSph
*/
s32 Collider_FreeJntSph(GlobalContext* globalCtx, ColliderJntSph* collider) {
ColliderJntSphElement* element;
Collider_DestroyBase(globalCtx, &collider->base);
for (element = collider->elements; element < collider->elements + collider->count; element++) {
Collider_DestroyJntSphElement(globalCtx, element);
}
collider->count = 0;
if (collider->elements != NULL) {
ZELDA_ARENA_FREE_DEBUG(collider->elements);
}
collider->elements = NULL;
return 1;
}
/**
* Destroys a preallocated ColliderJntSph
*/
s32 Collider_DestroyJntSph(GlobalContext* globalCtx, ColliderJntSph* collider) {
ColliderJntSphElement* element;
Collider_DestroyBase(globalCtx, &collider->base);
for (element = collider->elements; element < collider->elements + collider->count; element++) {
Collider_DestroyJntSphElement(globalCtx, element);
}
collider->count = 0;
collider->elements = NULL;
return 1;
}
/**
* Sets up the ColliderJntSph using the values in src, sets it to the actor specified in src, and dynamically allocates
* the element array. Uses default OC2_TYPE_1 and COLTYPE_HIT0. Unused.
*/
s32 Collider_SetJntSphToActor(GlobalContext* globalCtx, ColliderJntSph* dest, ColliderJntSphInitToActor* src) {
ColliderJntSphElement* destElem;
ColliderJntSphElementInit* srcElem;
Collider_SetBaseToActor(globalCtx, &dest->base, &src->base);
dest->count = src->count;
dest->elements = ZELDA_ARENA_MALLOC_DEBUG(src->count * sizeof(ColliderJntSphElement));
if (dest->elements == NULL) {
dest->count = 0;
osSyncPrintf(VT_FGCOL(RED));
osSyncPrintf("ClObjJntSph_set():zelda_malloc()出来ません。\n"); // "Can not."
osSyncPrintf(VT_RST);
return 0;
}
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitJntSphElement(globalCtx, destElem);
Collider_SetJntSphElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Sets up the ColliderJntSph using the values in src and dynamically allocates the element array. Uses default
* OC2_TYPE_1. Only used by En_Nwc, an unused and unfinished actor.
*/
s32 Collider_SetJntSphAllocType1(GlobalContext* globalCtx, ColliderJntSph* dest, Actor* actor,
ColliderJntSphInitType1* src) {
ColliderJntSphElement* destElem;
ColliderJntSphElementInit* srcElem;
Collider_SetBaseType1(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = ZELDA_ARENA_MALLOC_DEBUG(src->count * sizeof(ColliderJntSphElement));
if (dest->elements == NULL) {
dest->count = 0;
osSyncPrintf(VT_FGCOL(RED));
osSyncPrintf("ClObjJntSph_set3():zelda_malloc_出来ません。\n"); // "Can not."
osSyncPrintf(VT_RST);
return 0;
}
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitJntSphElement(globalCtx, destElem);
Collider_SetJntSphElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Sets up the ColliderJntSph using the values in src and dynamically allocates the element array.
* Unused.
*/
s32 Collider_SetJntSphAlloc(GlobalContext* globalCtx, ColliderJntSph* dest, Actor* actor, ColliderJntSphInit* src) {
ColliderJntSphElement* destElem;
ColliderJntSphElementInit* srcElem;
Collider_SetBase(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = ZELDA_ARENA_MALLOC_DEBUG(src->count * sizeof(ColliderJntSphElement));
if (dest->elements == NULL) {
dest->count = 0;
osSyncPrintf(VT_FGCOL(RED));
osSyncPrintf("ClObjJntSph_set5():zelda_malloc出来ません\n"); // "Can not."
osSyncPrintf(VT_RST);
return 0;
}
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitJntSphElement(globalCtx, destElem);
Collider_SetJntSphElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Sets up the ColliderJntSph using the values in src, placing the element array in elements.
*/
s32 Collider_SetJntSph(GlobalContext* globalCtx, ColliderJntSph* dest, Actor* actor, ColliderJntSphInit* src,
ColliderJntSphElement* elements) {
ColliderJntSphElement* destElem;
ColliderJntSphElementInit* srcElem;
Collider_SetBase(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = elements;
ASSERT(dest->elements != NULL);
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitJntSphElement(globalCtx, destElem);
Collider_SetJntSphElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Resets the collider's AT collision flags.
*/
s32 Collider_ResetJntSphAT(GlobalContext* globalCtx, Collider* collider) {
ColliderJntSphElement* element;
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
Collider_ResetATBase(globalCtx, &jntSph->base);
for (element = jntSph->elements; element < jntSph->elements + jntSph->count; element++) {
Collider_ResetJntSphElementAT(globalCtx, element);
}
return 1;
}
/**
* Resets the collider's AC collision flags.
*/
s32 Collider_ResetJntSphAC(GlobalContext* globalCtx, Collider* collider) {
ColliderJntSphElement* element;
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
Collider_ResetACBase(globalCtx, &jntSph->base);
for (element = jntSph->elements; element < jntSph->elements + jntSph->count; element++) {
Collider_ResetJntSphElementAC(globalCtx, element);
}
return 1;
}
/**
* Resets the collider's OC collision flags.
*/
s32 Collider_ResetJntSphOC(GlobalContext* globalCtx, Collider* collider) {
ColliderJntSphElement* element;
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
Collider_ResetOCBase(globalCtx, &jntSph->base);
for (element = jntSph->elements; element < jntSph->elements + jntSph->count; element++) {
Collider_ResetJntSphElementOC(globalCtx, element);
}
return 1;
}
s32 Collider_InitCylinderDim(GlobalContext* globalCtx, Cylinder16* dim) {
Cylinder16 init = { 0, 0, 0, { 0, 0, 0 } };
*dim = init;
return 1;
}
s32 Collider_DestroyCylinderDim(GlobalContext* globalCtx, Cylinder16* dim) {
return 1;
}
s32 Collider_SetCylinderDim(GlobalContext* globalCtx, Cylinder16* dest, Cylinder16* src) {
*dest = *src;
return 1;
}
/**
* Initializes a ColliderCylinder to default values
*/
s32 Collider_InitCylinder(GlobalContext* globalCtx, ColliderCylinder* collider) {
Collider_InitBase(globalCtx, &collider->base);
Collider_InitInfo(globalCtx, &collider->info);
Collider_InitCylinderDim(globalCtx, &collider->dim);
return 1;
}
/**
* Destroys a ColliderCylinder
*/
s32 Collider_DestroyCylinder(GlobalContext* globalCtx, ColliderCylinder* collider) {
Collider_DestroyBase(globalCtx, &collider->base);
Collider_DestroyInfo(globalCtx, &collider->info);
Collider_DestroyCylinderDim(globalCtx, &collider->dim);
return 1;
}
/**
* Sets up the ColliderCylinder using the values in src and sets it to the actor specified in src. Uses default
* OC2_TYPE_1 and COLTYPE_0. Used only by DekuJr, who sets it to himself anyways.
*/
s32 Collider_SetCylinderToActor(GlobalContext* globalCtx, ColliderCylinder* collider,
ColliderCylinderInitToActor* src) {
Collider_SetBaseToActor(globalCtx, &collider->base, &src->base);
Collider_SetInfo(globalCtx, &collider->info, &src->info);
Collider_SetCylinderDim(globalCtx, &collider->dim, &src->dim);
return 1;
}
/**
* Sets up the ColliderCylinder using the values in src. Uses default OC2_TYPE_1
*/
s32 Collider_SetCylinderType1(GlobalContext* globalCtx, ColliderCylinder* collider, Actor* actor,
ColliderCylinderInitType1* src) {
Collider_SetBaseType1(globalCtx, &collider->base, actor, &src->base);
Collider_SetInfo(globalCtx, &collider->info, &src->info);
Collider_SetCylinderDim(globalCtx, &collider->dim, &src->dim);
return 1;
}
/**
* Sets up the ColliderCylinder using the values in src.
*/
s32 Collider_SetCylinder(GlobalContext* globalCtx, ColliderCylinder* collider, Actor* actor,
ColliderCylinderInit* src) {
Collider_SetBase(globalCtx, &collider->base, actor, &src->base);
Collider_SetInfo(globalCtx, &collider->info, &src->info);
Collider_SetCylinderDim(globalCtx, &collider->dim, &src->dim);
return 1;
}
/**
* Resets the collider's AT collision flags.
*/
s32 Collider_ResetCylinderAT(GlobalContext* globalCtx, Collider* collider) {
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
Collider_ResetATBase(globalCtx, &cylinder->base);
Collider_ResetATInfo(globalCtx, &cylinder->info);
return 1;
}
/**
* Resets the collider's AC collision flags.
*/
s32 Collider_ResetCylinderAC(GlobalContext* globalCtx, Collider* collider) {
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
Collider_ResetACBase(globalCtx, &cylinder->base);
Collider_ResetACInfo(globalCtx, &cylinder->info);
return 1;
}
/**
* Resets the collider's OC collision flags.
*/
s32 Collider_ResetCylinderOC(GlobalContext* globalCtx, Collider* collider) {
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
Collider_ResetOCBase(globalCtx, &cylinder->base);
Collider_ResetOCInfo(globalCtx, &cylinder->info);
return 1;
}
s32 Collider_InitTrisElementDim(GlobalContext* globalCtx, TriNorm* dim) {
static TriNorm init = {
{ { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 0.0f } },
{ { 0.0f, 0.0f, 0.0f }, 0.0f },
};
*dim = init;
return 1;
}
s32 Collider_DestroyTrisElementDim(GlobalContext* globalCtx, TriNorm* dim) {
return 1;
}
s32 Collider_SetTrisElementDim(GlobalContext* globalCtx, TriNorm* dest, ColliderTrisElementDimInit* src) {
Vec3f* destVtx;
Vec3f* srcVtx;
f32 nx;
f32 ny;
f32 nz;
f32 originDist;
for (destVtx = dest->vtx, srcVtx = src->vtx; destVtx < dest->vtx + 3; destVtx++, srcVtx++) {
*destVtx = *srcVtx;
}
Math3D_DefPlane(&src->vtx[0], &src->vtx[1], &src->vtx[2], &nx, &ny, &nz, &originDist);
dest->plane.normal.x = nx;
dest->plane.normal.y = ny;
dest->plane.normal.z = nz;
dest->plane.originDist = originDist;
return 1;
}
s32 Collider_InitTrisElement(GlobalContext* globalCtx, ColliderTrisElement* collider) {
Collider_InitInfo(globalCtx, &collider->info);
Collider_InitTrisElementDim(globalCtx, &collider->dim);
return 1;
}
s32 Collider_DestroyTrisElement(GlobalContext* globalCtx, ColliderTrisElement* collider) {
Collider_DestroyInfo(globalCtx, &collider->info);
Collider_DestroyTrisElementDim(globalCtx, &collider->dim);
return 1;
}
s32 Collider_SetTrisElement(GlobalContext* globalCtx, ColliderTrisElement* dest, ColliderTrisElementInit* src) {
Collider_SetInfo(globalCtx, &dest->info, &src->info);
Collider_SetTrisElementDim(globalCtx, &dest->dim, &src->dim);
return 1;
}
s32 Collider_ResetTrisElementAT(GlobalContext* globalCtx, ColliderTrisElement* element) {
Collider_ResetATInfo(globalCtx, &element->info);
return 1;
}
s32 Collider_ResetTrisElementAC(GlobalContext* globalCtx, ColliderTrisElement* element) {
Collider_ResetACInfo(globalCtx, &element->info);
return 1;
}
s32 Collider_ResetTrisElementOC(GlobalContext* globalCtx, ColliderTrisElement* element) {
Collider_ResetOCInfo(globalCtx, &element->info);
return 1;
}
/**
* Initializes a ColliderTris to default values
*/
s32 Collider_InitTris(GlobalContext* globalCtx, ColliderTris* tris) {
Collider_InitBase(globalCtx, &tris->base);
tris->count = 0;
tris->elements = 0;
return 1;
}
/**
* Destroys a dynamically allocated ColliderTris
* Unused
*/
s32 Collider_FreeTris(GlobalContext* globalCtx, ColliderTris* tris) {
ColliderTrisElement* element;
Collider_DestroyBase(globalCtx, &tris->base);
for (element = tris->elements; element < tris->elements + tris->count; element++) {
Collider_DestroyTrisElement(globalCtx, element);
}
tris->count = 0;
if (tris->elements != NULL) {
ZELDA_ARENA_FREE_DEBUG(tris->elements);
}
tris->elements = NULL;
return 1;
}
/**
* Destroys a preallocated ColliderTris
*/
s32 Collider_DestroyTris(GlobalContext* globalCtx, ColliderTris* tris) {
ColliderTrisElement* element;
Collider_DestroyBase(globalCtx, &tris->base);
for (element = tris->elements; element < tris->elements + tris->count; element++) {
Collider_DestroyTrisElement(globalCtx, element);
}
tris->count = 0;
tris->elements = NULL;
return 1;
}
/**
* Sets up the ColliderTris using the values in src and dynamically allocates the element array. Uses default OC2_TYPE_1
* Unused.
*/
s32 Collider_SetTrisAllocType1(GlobalContext* globalCtx, ColliderTris* dest, Actor* actor, ColliderTrisInitType1* src) {
ColliderTrisElement* destElem;
ColliderTrisElementInit* srcElem;
Collider_SetBaseType1(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = ZELDA_ARENA_MALLOC_DEBUG(dest->count * sizeof(ColliderTrisElement));
if (dest->elements == NULL) {
dest->count = 0;
osSyncPrintf(VT_FGCOL(RED));
osSyncPrintf("ClObjTris_set3():zelda_malloc()出来ません\n"); // "Can not."
osSyncPrintf(VT_RST);
return 0;
}
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitTrisElement(globalCtx, destElem);
Collider_SetTrisElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Sets up the ColliderTris using the values in src and dynamically allocates the element array.
* Unused
*/
s32 Collider_SetTrisAlloc(GlobalContext* globalCtx, ColliderTris* dest, Actor* actor, ColliderTrisInit* src) {
ColliderTrisElement* destElem;
ColliderTrisElementInit* srcElem;
Collider_SetBase(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = ZELDA_ARENA_MALLOC_DEBUG(dest->count * sizeof(ColliderTrisElement));
if (dest->elements == NULL) {
osSyncPrintf(VT_FGCOL(RED));
osSyncPrintf("ClObjTris_set5():zelda_malloc出来ません\n"); // "Can not."
osSyncPrintf(VT_RST);
dest->count = 0;
return 0;
}
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitTrisElement(globalCtx, destElem);
Collider_SetTrisElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Sets up the ColliderTris using the values in src, placing the element array in elements.
*/
s32 Collider_SetTris(GlobalContext* globalCtx, ColliderTris* dest, Actor* actor, ColliderTrisInit* src,
ColliderTrisElement* elements) {
ColliderTrisElement* destElem;
ColliderTrisElementInit* srcElem;
Collider_SetBase(globalCtx, &dest->base, actor, &src->base);
dest->count = src->count;
dest->elements = elements;
ASSERT(dest->elements != NULL);
for (destElem = dest->elements, srcElem = src->elements; destElem < dest->elements + dest->count;
destElem++, srcElem++) {
Collider_InitTrisElement(globalCtx, destElem);
Collider_SetTrisElement(globalCtx, destElem, srcElem);
}
return 1;
}
/**
* Resets the collider's AT collision flags.
*/
s32 Collider_ResetTrisAT(GlobalContext* globalCtx, Collider* collider) {
ColliderTrisElement* element;
ColliderTris* tris = (ColliderTris*)collider;
Collider_ResetATBase(globalCtx, &tris->base);
for (element = tris->elements; element < tris->elements + tris->count; element++) {
Collider_ResetTrisElementAT(globalCtx, element);
}
return 1;
}
/**
* Resets the collider's AC collision flags.
*/
s32 Collider_ResetTrisAC(GlobalContext* globalCtx, Collider* collider) {
ColliderTrisElement* element;
ColliderTris* tris = (ColliderTris*)collider;
Collider_ResetACBase(globalCtx, &tris->base);
for (element = tris->elements; element < tris->elements + tris->count; element++) {
Collider_ResetTrisElementAC(globalCtx, element);
}
return 1;
}
/**
* Resets the collider's OC collision flags.
*/
s32 Collider_ResetTrisOC(GlobalContext* globalCtx, Collider* collider) {
ColliderTrisElement* element;
ColliderTris* tris = (ColliderTris*)collider;
Collider_ResetOCBase(globalCtx, &tris->base);
for (element = tris->elements; element < tris->elements + tris->count; element++) {
Collider_ResetTrisElementOC(globalCtx, element);
}
return 1;
}
s32 Collider_InitQuadDim(GlobalContext* globalCtx, ColliderQuadDim* dim) {
static ColliderQuadDim init = {
{ { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 0.0f } },
{ 0, 0, 0 },
{ 0, 0, 0 },
1.0E38f,
};
*dim = init;
return 1;
}
s32 Collider_DestroyQuadDim(GlobalContext* globalCtx, ColliderQuadDim* dim) {
return 1;
}
s32 Collider_ResetQuadACDist(GlobalContext* globalCtx, ColliderQuadDim* dim) {
dim->acDist = 1.0E38f;
return 1;
}
void Collider_SetQuadMidpoints(ColliderQuadDim* dim) {
dim->dcMid.x = (dim->quad[3].x + dim->quad[2].x) * 0.5f;
dim->dcMid.y = (dim->quad[3].y + dim->quad[2].y) * 0.5f;
dim->dcMid.z = (dim->quad[3].z + dim->quad[2].z) * 0.5f;
dim->baMid.x = (dim->quad[1].x + dim->quad[0].x) * 0.5f;
dim->baMid.y = (dim->quad[1].y + dim->quad[0].y) * 0.5f;
dim->baMid.z = (dim->quad[1].z + dim->quad[0].z) * 0.5f;
}
s32 Collider_SetQuadDim(GlobalContext* globalCtx, ColliderQuadDim* dest, ColliderQuadDimInit* src) {
dest->quad[0] = src->quad[0];
dest->quad[1] = src->quad[1];
dest->quad[2] = src->quad[2];
dest->quad[3] = src->quad[3];
Collider_SetQuadMidpoints(dest);
return 1;
}
/**
* Initializes a ColliderQuad to default values.
*/
s32 Collider_InitQuad(GlobalContext* globalCtx, ColliderQuad* collider) {
Collider_InitBase(globalCtx, &collider->base);
Collider_InitInfo(globalCtx, &collider->info);
Collider_InitQuadDim(globalCtx, &collider->dim);
return 1;
}
/**
* Destroys a ColliderQuad.
*/
s32 Collider_DestroyQuad(GlobalContext* globalCtx, ColliderQuad* collider) {
Collider_DestroyBase(globalCtx, &collider->base);
Collider_DestroyInfo(globalCtx, &collider->info);
Collider_DestroyQuadDim(globalCtx, &collider->dim);
return 1;
}
/**
* Sets up the ColliderQuad using the values in src. Uses the default OC2_TYPE_1
*/
s32 Collider_SetQuadType1(GlobalContext* globalCtx, ColliderQuad* collider, Actor* actor, ColliderQuadInitType1* src) {
Collider_SetBaseType1(globalCtx, &collider->base, actor, &src->base);
Collider_SetInfo(globalCtx, &collider->info, &src->info);
Collider_SetQuadDim(globalCtx, &collider->dim, &src->dim);
return 1;
}
/**
* Sets up the ColliderQuad using the values in src.
*/
s32 Collider_SetQuad(GlobalContext* globalCtx, ColliderQuad* collider, Actor* actor, ColliderQuadInit* src) {
Collider_SetBase(globalCtx, &collider->base, actor, &src->base);
Collider_SetInfo(globalCtx, &collider->info, &src->info);
Collider_SetQuadDim(globalCtx, &collider->dim, &src->dim);
return 1;
}
/**
* Resets the collider's AT collision flags.
*/
s32 Collider_ResetQuadAT(GlobalContext* globalCtx, Collider* collider) {
ColliderQuad* quad = (ColliderQuad*)collider;
Collider_ResetATBase(globalCtx, &quad->base);
Collider_ResetATInfo(globalCtx, &quad->info);
Collider_ResetQuadACDist(globalCtx, &quad->dim);
return 1;
}
/**
* Resets the collider's AC collision flags.
*/
s32 Collider_ResetQuadAC(GlobalContext* globalCtx, Collider* collider) {
ColliderQuad* quad = (ColliderQuad*)collider;
Collider_ResetACBase(globalCtx, &quad->base);
Collider_ResetACInfo(globalCtx, &quad->info);
return 1;
}
/**
* Resets the collider's OC collision flags.
*/
s32 Collider_ResetQuadOC(GlobalContext* globalCtx, Collider* collider) {
ColliderQuad* quad = (ColliderQuad*)collider;
Collider_ResetOCBase(globalCtx, &quad->base);
Collider_ResetOCInfo(globalCtx, &quad->info);
return 1;
}
/**
* For quad colliders with AT_NEAREST, resets the previous AC collider it hit if the current element is closer,
* otherwise returns false. Used on player AT colliders to prevent multiple collisions from registering.
*/
s32 Collider_QuadSetNearestAC(GlobalContext* globalCtx, ColliderQuad* quad, Vec3f* hitPos) {
f32 acDist;
Vec3f dcMid;
if (!(quad->info.toucherFlags & TOUCH_NEAREST)) {
return true;
}
Math_Vec3s_ToVec3f(&dcMid, &quad->dim.dcMid);
acDist = Math3D_Vec3fDistSq(&dcMid, hitPos);
if (acDist < quad->dim.acDist) {
quad->dim.acDist = acDist;
if (quad->info.atHit != NULL) {
Collider_ResetACBase(globalCtx, quad->info.atHit);
}
if (quad->info.atHitInfo != NULL) {
Collider_ResetACInfo(globalCtx, quad->info.atHitInfo);
}
return true;
}
return false;
}
/**
* Initializes an OcLine to default values
* OcLines are entirely unused.
*/
s32 Collider_InitLine(GlobalContext* globalCtx, OcLine* line) {
Vec3f init = { 0.0f, 0.0f, 0.0f };
Math_Vec3f_Copy(&line->line.a, &init);
Math_Vec3f_Copy(&line->line.b, &init);
return 1;
}
/**
* Destroys an OcLine
* OcLines are entirely unused.
*/
s32 Collider_DestroyLine(GlobalContext* globalCtx, OcLine* line) {
return 1;
}
/**
* Sets up an OcLine with endpoints a and b.
* OcLines are entirely unused.
*/
s32 Collider_SetLinePoints(GlobalContext* GlobalContext, OcLine* ocLine, Vec3f* a, Vec3f* b) {
Math_Vec3f_Copy(&ocLine->line.a, a);
Math_Vec3f_Copy(&ocLine->line.b, b);
return 1;
}
/**
* Sets up an OcLine using the values in src.
* OcLines are entirely unused.
*/
s32 Collider_SetLine(GlobalContext* globalCtx, OcLine* dest, OcLine* src) {
dest->ocFlags = src->ocFlags;
Collider_SetLinePoints(globalCtx, dest, &src->line.a, &src->line.b);
return 1;
}
/**
* Resets the OcLine's collision flags.
* OcLines are entirely unused.
*/
s32 Collider_ResetLineOC(GlobalContext* globalCtx, OcLine* line) {
line->ocFlags &= ~OCLINE_HIT;
return 1;
}
/**
* Initializes CollisionCheckContext. Clears all collider arrays, disables SAC, and sets flags for drawing colliders.
*/
void CollisionCheck_InitContext(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
colChkCtx->sacFlags = 0;
CollisionCheck_ClearContext(globalCtx, colChkCtx);
AREG(21) = true;
AREG(22) = true;
AREG(23) = true;
}
void CollisionCheck_DestroyContext(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
}
/**
* Clears all collider lists in CollisionCheckContext when not in SAC mode.
*/
void CollisionCheck_ClearContext(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
Collider** col;
OcLine** line;
if (!(colChkCtx->sacFlags & 1)) {
colChkCtx->colATCount = 0;
colChkCtx->colACCount = 0;
colChkCtx->colOCCount = 0;
colChkCtx->colLineCount = 0;
for (col = colChkCtx->colAT; col < colChkCtx->colAT + COLLISION_CHECK_AT_MAX; col++) {
*col = NULL;
}
for (col = colChkCtx->colAC; col < colChkCtx->colAC + COLLISION_CHECK_AC_MAX; col++) {
*col = NULL;
}
for (col = colChkCtx->colOC; col < colChkCtx->colOC + COLLISION_CHECK_OC_MAX; col++) {
*col = NULL;
}
for (line = colChkCtx->colLine; line < colChkCtx->colLine + COLLISION_CHECK_OC_LINE_MAX; line++) {
*line = NULL;
}
}
}
/**
* Enables SAC, an alternate collision check mode that allows direct management of collider lists. Unused.
*/
void CollisionCheck_EnableSAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
colChkCtx->sacFlags |= 1;
}
/**
* Disables SAC, an alternate collision check mode that allows direct management of collider lists. Unused.
*/
void CollisionCheck_DisableSAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
colChkCtx->sacFlags &= ~1;
}
/**
* Draws a collider of any shape.
* Math3D_DrawSphere and Math3D_DrawCylinder are noops, so JntSph and Cylinder are not drawn.
*/
void Collider_Draw(GlobalContext* globalCtx, Collider* collider) {
ColliderJntSph* jntSph;
ColliderCylinder* cylinder;
ColliderTris* tris;
ColliderQuad* quad;
s32 i;
if (collider == NULL) {
return;
}
switch (collider->shape) {
case COLSHAPE_JNTSPH:
jntSph = (ColliderJntSph*)collider;
for (i = 0; i < jntSph->count; i++) {
Math3D_DrawSphere(globalCtx, &jntSph->elements[i].dim.worldSphere);
}
break;
case COLSHAPE_CYLINDER:
cylinder = (ColliderCylinder*)collider;
Math3D_DrawCylinder(globalCtx, &cylinder->dim);
break;
case COLSHAPE_TRIS:
tris = (ColliderTris*)collider;
for (i = 0; i < tris->count; i++) {
Collider_DrawRedPoly(globalCtx->state.gfxCtx, &tris->elements[i].dim.vtx[0],
&tris->elements[i].dim.vtx[1], &tris->elements[i].dim.vtx[2]);
}
break;
case COLSHAPE_QUAD:
quad = (ColliderQuad*)collider;
Collider_DrawRedPoly(globalCtx->state.gfxCtx, &quad->dim.quad[2], &quad->dim.quad[3], &quad->dim.quad[1]);
Collider_DrawRedPoly(globalCtx->state.gfxCtx, &quad->dim.quad[1], &quad->dim.quad[0], &quad->dim.quad[2]);
break;
}
}
/**
* Draws collision if AREG(15) and other AREGs are set. AREG(21) draws AT colliders, AREG(22) draws AC colliders,
* AREG(23) draws OC colliders, AREG(24) draws dynapolys, and AREG(25) draws bg polys
*/
void CollisionCheck_DrawCollision(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
Collider* collider;
s32 i;
if (AREG(15)) {
if (AREG(21)) {
for (i = 0; i < colChkCtx->colATCount; i++) {
Collider_Draw(globalCtx, colChkCtx->colAT[i]);
}
}
if (AREG(22)) {
for (i = 0; i < colChkCtx->colACCount; i++) {
Collider_Draw(globalCtx, colChkCtx->colAC[i]);
}
}
if (AREG(23)) {
for (i = 0; i < colChkCtx->colOCCount; i++) {
collider = colChkCtx->colOC[i];
if (collider->ocFlags1 & OC1_ON) {
Collider_Draw(globalCtx, collider);
}
}
}
if (AREG(24)) {
BgCheck_DrawDynaCollision(globalCtx, &globalCtx->colCtx);
}
if (AREG(25)) {
BgCheck_DrawStaticCollision(globalCtx, &globalCtx->colCtx);
}
}
}
static ColChkResetFunc sATResetFuncs[] = {
Collider_ResetJntSphAT,
Collider_ResetCylinderAT,
Collider_ResetTrisAT,
Collider_ResetQuadAT,
};
/**
* Sets collider as an AT (attack) for the current frame, which will be checked against ACs (attack colliders)
* The last argument takes a Collider, so pass collider.base rather than the raw collider.
*/
s32 CollisionCheck_SetAT(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
s32 index;
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
ASSERT(collider->shape <= COLSHAPE_QUAD);
sATResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->colATCount >= COLLISION_CHECK_AT_MAX) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setAT():インデックスがオーバーして追加不能\n");
return -1;
}
if (colChkCtx->sacFlags & 1) {
return -1;
}
index = colChkCtx->colATCount;
colChkCtx->colAT[colChkCtx->colATCount++] = collider;
return index;
}
/**
* Unused. Sets collider as an AT (attack) for the current frame, which will be checked against ACs (attack colliders).
* If CollisionCheck_SAC is enabled, the collider will be inserted into the list at the specified index, otherwise it
* will be inserted into the next slot
*/
s32 CollisionCheck_SetAT_SAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider,
s32 index) {
ASSERT(collider->shape <= COLSHAPE_QUAD);
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
sATResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->sacFlags & 1) {
if (!(index < colChkCtx->colATCount)) {
// "You are trying to register a location that is larger than the total number of data."
osSyncPrintf("CollisionCheck_setAT_SAC():全データ数より大きいところに登録しようとしている。\n");
return -1;
}
colChkCtx->colAT[index] = collider;
} else {
if (!(colChkCtx->colATCount < COLLISION_CHECK_AT_MAX)) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setAT():インデックスがオーバーして追加不能\n");
return -1;
}
index = colChkCtx->colATCount;
colChkCtx->colAT[colChkCtx->colATCount++] = collider;
}
return index;
}
static ColChkResetFunc sACResetFuncs[] = {
Collider_ResetJntSphAC,
Collider_ResetCylinderAC,
Collider_ResetTrisAC,
Collider_ResetQuadAC,
};
/**
* Sets collider as an AC (attack collider) for the current frame, allowing it to detect ATs (attacks)
* The last argument takes a Collider, so pass collider.base rather than the raw collider.
*/
s32 CollisionCheck_SetAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
s32 index;
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
ASSERT(collider->shape <= COLSHAPE_QUAD);
sACResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->colACCount >= COLLISION_CHECK_AC_MAX) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setAC():インデックスがオーバして追加不能\n");
return -1;
}
if (colChkCtx->sacFlags & 1) {
return -1;
}
index = colChkCtx->colACCount;
colChkCtx->colAC[colChkCtx->colACCount++] = collider;
return index;
}
/**
* Unused. Sets collider as an AC (attack collider) for the current frame, allowing it to detect ATs (attacks).
* If CollisionCheck_SAC is enabled, the collider will be inserted into the list at the specified index, otherwise it
* will be inserted into the next slot
*/
s32 CollisionCheck_SetAC_SAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider,
s32 index) {
ASSERT(collider->shape <= COLSHAPE_QUAD);
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
sACResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->sacFlags & 1) {
if (!(index < colChkCtx->colACCount)) {
// "You are trying to register a location that is larger than the total number of data."
osSyncPrintf("CollisionCheck_setAC_SAC():全データ数より大きいところに登録しようとしている。\n");
return -1;
}
colChkCtx->colAC[index] = collider;
} else {
if (!(colChkCtx->colACCount < COLLISION_CHECK_AC_MAX)) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setAC():インデックスがオーバして追加不能\n");
return -1;
}
index = colChkCtx->colACCount;
colChkCtx->colAC[colChkCtx->colACCount++] = collider;
}
return index;
}
static ColChkResetFunc sOCResetFuncs[] = {
Collider_ResetJntSphOC,
Collider_ResetCylinderOC,
Collider_ResetTrisOC,
Collider_ResetQuadOC,
};
/**
* Sets collider as an OC (object collider) for the current frame, allowing it to detect other OCs
* The last argument takes a Collider, so pass collider.base rather than the raw collider.
*/
s32 CollisionCheck_SetOC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
s32 index;
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
ASSERT(collider->shape <= COLSHAPE_QUAD);
sOCResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->colOCCount >= COLLISION_CHECK_OC_MAX) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setOC():インデックスがオーバして追加不能\n");
return -1;
}
if (colChkCtx->sacFlags & 1) {
return -1;
}
index = colChkCtx->colOCCount;
colChkCtx->colOC[colChkCtx->colOCCount++] = collider;
return index;
}
/**
* Unused. Sets collider as an OC (object collider) for the current frame, allowing it to detect other OCs
* If CollisionCheck_SAC is enabled, the collider will be inserted into the list at the specified index, otherwise it
* will be inserted into the next slot
*/
s32 CollisionCheck_SetOC_SAC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider,
s32 index) {
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
ASSERT(collider->shape <= COLSHAPE_QUAD);
sOCResetFuncs[collider->shape](globalCtx, collider);
if (collider->actor != NULL && collider->actor->update == NULL) {
return -1;
}
if (colChkCtx->sacFlags & 1) {
if (!(index < colChkCtx->colOCCount)) {
// "You are trying to register a location that is larger than the total number of data."
osSyncPrintf("CollisionCheck_setOC_SAC():全データ数より大きいところに登録しようとしている。\n");
return -1;
}
//! @bug Should be colOC
colChkCtx->colAT[index] = collider;
} else {
if (!(colChkCtx->colOCCount < COLLISION_CHECK_OC_MAX)) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setOC():インデックスがオーバして追加不能\n");
return -1;
}
index = colChkCtx->colOCCount;
colChkCtx->colOC[colChkCtx->colOCCount++] = collider;
}
return index;
}
/**
* Sets a line as an OC collider for this frame.
* OC lines are entirely unused, and do not even have collision check functions.
*/
s32 CollisionCheck_SetOCLine(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, OcLine* collider) {
s32 index;
if (FrameAdvance_IsEnabled(globalCtx) == true) {
return -1;
}
Collider_ResetLineOC(globalCtx, collider);
if (!(colChkCtx->colLineCount < COLLISION_CHECK_OC_LINE_MAX)) {
// "Index exceeded and cannot add more"
osSyncPrintf("CollisionCheck_setOCLine():インデックスがオーバして追加不能\n");
return -1;
}
index = colChkCtx->colLineCount;
colChkCtx->colLine[colChkCtx->colLineCount++] = collider;
return index;
}
/**
* Skips AT elements that are off.
*/
s32 CollisionCheck_SkipTouch(ColliderInfo* info) {
if (!(info->toucherFlags & TOUCH_ON)) {
return 1;
}
return 0;
}
/**
* Skips AC elements that are off.
*/
s32 CollisionCheck_SkipBump(ColliderInfo* info) {
if (!(info->bumperFlags & BUMP_ON)) {
return 1;
}
return 0;
}
/**
* If the AT element has no dmgFlags in common with the AC element, no collision happens.
*/
s32 CollisionCheck_NoSharedFlags(ColliderInfo* atInfo, ColliderInfo* acInfo) {
if (!(atInfo->toucher.dmgFlags & acInfo->bumper.dmgFlags)) {
return 1;
}
return 0;
}
/**
* Spawns no blood drops.
* Used by collider types HIT1, HIT3, HIT5, METAL, NONE, WOOD, HARD, and TREE
*/
void CollisionCheck_NoBlood(GlobalContext* globalCtx, Collider* collider, Vec3f* v) {
}
/**
* Spawns blue blood drops.
* Used by collider types HIT0 and HIT8.
*/
void CollisionCheck_BlueBlood(GlobalContext* globalCtx, Collider* collider, Vec3f* v) {
static EffectSparkInit D_8015D8A0;
s32 effectIndex;
D_8015D8A0.position.x = v->x;
D_8015D8A0.position.y = v->y;
D_8015D8A0.position.z = v->z;
D_8015D8A0.uDiv = 5;
D_8015D8A0.vDiv = 5;
D_8015D8A0.colorStart[0].r = 10;
D_8015D8A0.colorStart[0].g = 10;
D_8015D8A0.colorStart[0].b = 200;
D_8015D8A0.colorStart[0].a = 255;
D_8015D8A0.colorStart[1].r = 0;
D_8015D8A0.colorStart[1].g = 0;
D_8015D8A0.colorStart[1].b = 128;
D_8015D8A0.colorStart[1].a = 255;
D_8015D8A0.colorStart[2].r = 0;
D_8015D8A0.colorStart[2].g = 0;
D_8015D8A0.colorStart[2].b = 128;
D_8015D8A0.colorStart[2].a = 255;
D_8015D8A0.colorStart[3].r = 0;
D_8015D8A0.colorStart[3].g = 0;
D_8015D8A0.colorStart[3].b = 128;
D_8015D8A0.colorStart[3].a = 255;
D_8015D8A0.colorEnd[0].r = 0;
D_8015D8A0.colorEnd[0].g = 0;
D_8015D8A0.colorEnd[0].b = 32;
D_8015D8A0.colorEnd[0].a = 0;
D_8015D8A0.colorEnd[1].r = 0;
D_8015D8A0.colorEnd[1].g = 0;
D_8015D8A0.colorEnd[1].b = 32;
D_8015D8A0.colorEnd[1].a = 0;
D_8015D8A0.colorEnd[2].r = 0;
D_8015D8A0.colorEnd[2].g = 0;
D_8015D8A0.colorEnd[2].b = 64;
D_8015D8A0.colorEnd[2].a = 0;
D_8015D8A0.colorEnd[3].r = 0;
D_8015D8A0.colorEnd[3].g = 0;
D_8015D8A0.colorEnd[3].b = 64;
D_8015D8A0.colorEnd[3].a = 0;
D_8015D8A0.timer = 0;
D_8015D8A0.duration = 16;
D_8015D8A0.speed = 8.0f;
D_8015D8A0.gravity = -1.0f;
Effect_Add(globalCtx, &effectIndex, EFFECT_SPARK, 0, 1, &D_8015D8A0);
}
/**
* Spawns green blood drops.
* Used by collider types HIT2 and HIT6. No actor has type HIT2.
*/
void CollisionCheck_GreenBlood(GlobalContext* globalCtx, Collider* collider, Vec3f* v) {
static EffectSparkInit D_8015DD68;
s32 effectIndex;
D_8015DD68.position.x = v->x;
D_8015DD68.position.y = v->y;
D_8015DD68.position.z = v->z;
D_8015DD68.uDiv = 5;
D_8015DD68.vDiv = 5;
D_8015DD68.colorStart[0].r = 10;
D_8015DD68.colorStart[0].g = 200;
D_8015DD68.colorStart[0].b = 10;
D_8015DD68.colorStart[0].a = 255;
D_8015DD68.colorStart[1].r = 0;
D_8015DD68.colorStart[1].g = 128;
D_8015DD68.colorStart[1].b = 0;
D_8015DD68.colorStart[1].a = 255;
D_8015DD68.colorStart[2].r = 0;
D_8015DD68.colorStart[2].g = 128;
D_8015DD68.colorStart[2].b = 0;
D_8015DD68.colorStart[2].a = 255;
D_8015DD68.colorStart[3].r = 0;
D_8015DD68.colorStart[3].g = 128;
D_8015DD68.colorStart[3].b = 0;
D_8015DD68.colorStart[3].a = 255;
D_8015DD68.colorEnd[0].r = 0;
D_8015DD68.colorEnd[0].g = 32;
D_8015DD68.colorEnd[0].b = 0;
D_8015DD68.colorEnd[0].a = 0;
D_8015DD68.colorEnd[1].r = 0;
D_8015DD68.colorEnd[1].g = 32;
D_8015DD68.colorEnd[1].b = 0;
D_8015DD68.colorEnd[1].a = 0;
D_8015DD68.colorEnd[2].r = 0;
D_8015DD68.colorEnd[2].g = 64;
D_8015DD68.colorEnd[2].b = 0;
D_8015DD68.colorEnd[2].a = 0;
D_8015DD68.colorEnd[3].r = 0;
D_8015DD68.colorEnd[3].g = 64;
D_8015DD68.colorEnd[3].b = 0;
D_8015DD68.colorEnd[3].a = 0;
D_8015DD68.timer = 0;
D_8015DD68.duration = 16;
D_8015DD68.speed = 8.0f;
D_8015DD68.gravity = -1.0f;
Effect_Add(globalCtx, &effectIndex, EFFECT_SPARK, 0, 1, &D_8015DD68);
}
/**
* Spawns a burst of water.
* Used by collider type HIT4, which no actor has.
*/
void CollisionCheck_WaterBurst(GlobalContext* globalCtx, Collider* collider, Vec3f* pos) {
EffectSsSibuki_SpawnBurst(globalCtx, pos);
CollisionCheck_SpawnWaterDroplets(globalCtx, pos);
}
/**
* Spawns red blood drops.
* Used by collider type HIT7, which no actor has.
*/
void CollisionCheck_RedBlood(GlobalContext* globalCtx, Collider* collider, Vec3f* v) {
CollisionCheck_SpawnRedBlood(globalCtx, v);
}
/**
* Spawns red blood drops.
* Unused.
*/
void CollisionCheck_RedBloodUnused(GlobalContext* globalCtx, Collider* collider, Vec3f* v) {
CollisionCheck_SpawnRedBlood(globalCtx, v);
}
/**
* Plays sound effects and displays hitmarks for solid-type AC colliders (METAL, WOOD, HARD, and TREE)
*/
void CollisionCheck_HitSolid(GlobalContext* globalCtx, ColliderInfo* info, Collider* collider, Vec3f* hitPos) {
s32 flags = info->toucherFlags & TOUCH_SFX_NONE;
if (flags == TOUCH_SFX_NORMAL && collider->colType != COLTYPE_METAL) {
EffectSsHitMark_SpawnFixedScale(globalCtx, EFFECT_HITMARK_WHITE, hitPos);
if (collider->actor == NULL) {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
} else {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &collider->actor->projectedPos, 4, &D_801333E0, &D_801333E0,
&D_801333E8);
}
} else if (flags == TOUCH_SFX_NORMAL) { // collider->colType == COLTYPE_METAL
EffectSsHitMark_SpawnFixedScale(globalCtx, EFFECT_HITMARK_METAL, hitPos);
if (collider->actor == NULL) {
CollisionCheck_SpawnShieldParticlesMetal(globalCtx, hitPos);
} else {
CollisionCheck_SpawnShieldParticlesMetalSound(globalCtx, hitPos, &collider->actor->projectedPos);
}
} else if (flags == TOUCH_SFX_HARD) {
EffectSsHitMark_SpawnFixedScale(globalCtx, EFFECT_HITMARK_WHITE, hitPos);
if (collider->actor == NULL) {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
} else {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &collider->actor->projectedPos, 4, &D_801333E0, &D_801333E0,
&D_801333E8);
}
} else if (flags == TOUCH_SFX_WOOD) {
EffectSsHitMark_SpawnFixedScale(globalCtx, EFFECT_HITMARK_DUST, hitPos);
if (collider->actor == NULL) {
Audio_PlaySoundGeneral(NA_SE_IT_REFLECTION_WOOD, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
} else {
Audio_PlaySoundGeneral(NA_SE_IT_REFLECTION_WOOD, &collider->actor->projectedPos, 4, &D_801333E0,
&D_801333E0, &D_801333E8);
}
}
}
/**
* Plays a hit sound effect for AT colliders attached to Player based on the AC element's elemType.
*/
s32 CollisionCheck_SwordHitAudio(Collider* at, ColliderInfo* acInfo) {
if (at->actor != NULL && at->actor->category == ACTORCAT_PLAYER) {
if (acInfo->elemType == ELEMTYPE_UNK0) {
Audio_PlaySoundGeneral(NA_SE_IT_SWORD_STRIKE, &at->actor->projectedPos, 4, &D_801333E0, &D_801333E0,
&D_801333E8);
} else if (acInfo->elemType == ELEMTYPE_UNK1) {
Audio_PlaySoundGeneral(NA_SE_IT_SWORD_STRIKE_HARD, &at->actor->projectedPos, 4, &D_801333E0, &D_801333E0,
&D_801333E8);
} else if (acInfo->elemType == ELEMTYPE_UNK2) {
Audio_PlaySoundGeneral(NA_SE_PL_WALK_GROUND - SFX_FLAG, &at->actor->projectedPos, 4, &D_801333E0,
&D_801333E0, &D_801333E8);
} else if (acInfo->elemType == ELEMTYPE_UNK3) {
Audio_PlaySoundGeneral(NA_SE_PL_WALK_GROUND - SFX_FLAG, &at->actor->projectedPos, 4, &D_801333E0,
&D_801333E0, &D_801333E8);
}
}
return 1;
}
static ColChkBloodFunc sBloodFuncs[] = {
CollisionCheck_NoBlood, CollisionCheck_BlueBlood, CollisionCheck_GreenBlood,
CollisionCheck_WaterBurst, CollisionCheck_RedBlood, CollisionCheck_RedBloodUnused,
};
static HitInfo sHitInfo[] = {
{ BLOOD_BLUE, HIT_WHITE }, { BLOOD_NONE, HIT_DUST }, { BLOOD_GREEN, HIT_DUST }, { BLOOD_NONE, HIT_WHITE },
{ BLOOD_WATER, HIT_NONE }, { BLOOD_NONE, HIT_RED }, { BLOOD_GREEN, HIT_WHITE }, { BLOOD_RED, HIT_WHITE },
{ BLOOD_BLUE, HIT_RED }, { BLOOD_NONE, HIT_SOLID }, { BLOOD_NONE, HIT_NONE }, { BLOOD_NONE, HIT_SOLID },
{ BLOOD_NONE, HIT_SOLID }, { BLOOD_NONE, HIT_WOOD },
};
/**
* Handles hitmarks, blood, and sound effects for each AC collision, determined by the AC collider's colType
*/
void CollisionCheck_HitEffects(GlobalContext* globalCtx, Collider* at, ColliderInfo* atInfo, Collider* ac,
ColliderInfo* acInfo, Vec3f* hitPos) {
if (acInfo->bumperFlags & BUMP_NO_HITMARK) {
return;
}
if (!(atInfo->toucherFlags & TOUCH_AT_HITMARK) && atInfo->toucherFlags & TOUCH_DREW_HITMARK) {
return;
}
if (ac->actor != NULL) {
sBloodFuncs[sHitInfo[ac->colType].blood](globalCtx, ac, hitPos);
}
if (ac->actor != NULL) {
if (sHitInfo[ac->colType].effect == HIT_SOLID) {
CollisionCheck_HitSolid(globalCtx, atInfo, ac, hitPos);
} else if (sHitInfo[ac->colType].effect == HIT_WOOD) {
if (at->actor == NULL) {
CollisionCheck_SpawnShieldParticles(globalCtx, hitPos);
Audio_PlaySoundGeneral(NA_SE_IT_REFLECTION_WOOD, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
} else {
CollisionCheck_SpawnShieldParticlesWood(globalCtx, hitPos, &at->actor->projectedPos);
}
} else if (sHitInfo[ac->colType].effect != HIT_NONE) {
EffectSsHitMark_SpawnFixedScale(globalCtx, sHitInfo[ac->colType].effect, hitPos);
if (!(acInfo->bumperFlags & BUMP_NO_SWORD_SFX)) {
CollisionCheck_SwordHitAudio(at, acInfo);
}
}
} else {
EffectSsHitMark_SpawnFixedScale(globalCtx, EFFECT_HITMARK_WHITE, hitPos);
if (ac->actor == NULL) {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
} else {
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_BOUND, &ac->actor->projectedPos, 4, &D_801333E0, &D_801333E0,
&D_801333E8);
}
}
}
/**
* Sets the flags to indicate an attack bounced off an AC_HARD collider.
*/
void CollisionCheck_SetBounce(Collider* at, Collider* ac) {
at->atFlags |= AT_BOUNCED;
ac->acFlags |= AC_BOUNCED;
}
/**
* Performs the AC collision between the AT element and AC element that collided.
*/
s32 CollisionCheck_SetATvsAC(GlobalContext* globalCtx, Collider* at, ColliderInfo* atInfo, Vec3f* atPos, Collider* ac,
ColliderInfo* acInfo, Vec3f* acPos, Vec3f* hitPos) {
if (ac->acFlags & AC_HARD && at->actor != NULL && ac->actor != NULL) {
CollisionCheck_SetBounce(at, ac);
}
if (!(acInfo->bumperFlags & BUMP_NO_AT_INFO)) {
at->atFlags |= AT_HIT;
at->at = ac->actor;
atInfo->atHit = ac;
atInfo->atHitInfo = acInfo;
atInfo->toucherFlags |= TOUCH_HIT;
if (at->actor != NULL) {
at->actor->colChkInfo.atHitEffect = acInfo->bumper.effect;
}
}
ac->acFlags |= AC_HIT;
ac->ac = at->actor;
acInfo->acHit = at;
acInfo->acHitInfo = atInfo;
acInfo->bumperFlags |= BUMP_HIT;
if (ac->actor != NULL) {
ac->actor->colChkInfo.acHitEffect = atInfo->toucher.effect;
}
acInfo->bumper.hitPos.x = hitPos->x;
acInfo->bumper.hitPos.y = hitPos->y;
acInfo->bumper.hitPos.z = hitPos->z;
if (!(atInfo->toucherFlags & TOUCH_AT_HITMARK) && ac->colType != COLTYPE_METAL && ac->colType != COLTYPE_WOOD &&
ac->colType != COLTYPE_HARD) {
acInfo->bumperFlags |= BUMP_DRAW_HITMARK;
} else {
CollisionCheck_HitEffects(globalCtx, at, atInfo, ac, acInfo, hitPos);
atInfo->toucherFlags |= TOUCH_DREW_HITMARK;
}
return 1;
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_JntSphVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderJntSph* at = (ColliderJntSph*)colAT;
ColliderJntSphElement* atItem;
ColliderJntSph* ac = (ColliderJntSph*)colAC;
ColliderJntSphElement* acElem;
f32 overlapSize;
f32 centerDist;
if (at->count > 0 && at->elements != NULL && ac->count > 0 && ac->elements != NULL) {
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &acElem->info) == 1) {
continue;
}
if (Math3D_SphVsSphOverlapCenter(&atItem->dim.worldSphere, &acElem->dim.worldSphere, &overlapSize,
&centerDist) == 1) {
f32 acToHit;
Vec3f hitPos;
Vec3f atPos;
Vec3f acPos;
atPos.x = atItem->dim.worldSphere.center.x;
atPos.y = atItem->dim.worldSphere.center.y;
atPos.z = atItem->dim.worldSphere.center.z;
acPos.x = acElem->dim.worldSphere.center.x;
acPos.y = acElem->dim.worldSphere.center.y;
acPos.z = acElem->dim.worldSphere.center.z;
if (!IS_ZERO(centerDist)) {
acToHit = acElem->dim.worldSphere.radius / centerDist;
hitPos.x = (((atPos.x - acPos.x) * acToHit) + acPos.x);
hitPos.y = (((atPos.y - acPos.y) * acToHit) + acPos.y);
hitPos.z = (((atPos.z - acPos.z) * acToHit) + acPos.z);
} else {
Math_Vec3f_Copy(&hitPos, &atPos);
}
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &acElem->info,
&acPos, &hitPos);
if (!(ac->base.ocFlags2 & OC2_FIRST_ONLY)) {
return;
}
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_JntSphVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderJntSph* at = (ColliderJntSph*)colAT;
ColliderJntSphElement* atItem;
ColliderCylinder* ac = (ColliderCylinder*)colAC;
f32 overlapSize;
f32 centerDist;
if (at->count > 0 && at->elements != NULL && ac->dim.radius > 0 && ac->dim.height > 0) {
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &ac->info) == 1) {
continue;
}
if (Math3D_SphVsCylOverlapCenterDist(&atItem->dim.worldSphere, &ac->dim, &overlapSize, &centerDist)) {
Vec3f hitPos;
Vec3f atPos;
Vec3f acPos;
f32 acToHit;
atPos.x = atItem->dim.worldSphere.center.x;
atPos.y = atItem->dim.worldSphere.center.y;
atPos.z = atItem->dim.worldSphere.center.z;
acPos.x = ac->dim.pos.x;
acPos.y = ac->dim.pos.y;
acPos.z = ac->dim.pos.z;
if (!IS_ZERO(centerDist)) {
acToHit = ac->dim.radius / centerDist;
if (acToHit <= 1.0f) {
hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
hitPos.z = ((atPos.z - acPos.z) * acToHit) + acPos.z;
} else {
Math_Vec3f_Copy(&hitPos, &atPos);
}
} else {
Math_Vec3f_Copy(&hitPos, &atPos);
}
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &ac->info, &acPos,
&hitPos);
return;
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_CylVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderCylinder* at = (ColliderCylinder*)colAT;
ColliderJntSph* ac = (ColliderJntSph*)colAC;
f32 overlapSize;
f32 centerDist;
ColliderJntSphElement* acElem;
if (ac->count > 0 && ac->elements != NULL && at->dim.radius > 0 && at->dim.height > 0) {
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&at->info, &acElem->info) == 1) {
continue;
}
if (Math3D_SphVsCylOverlapCenterDist(&acElem->dim.worldSphere, &at->dim, &overlapSize, &centerDist)) {
Vec3f hitPos;
Vec3f atPos;
Vec3f acPos;
f32 acToHit;
atPos.x = at->dim.pos.x;
atPos.y = at->dim.pos.y;
atPos.z = at->dim.pos.z;
acPos.x = acElem->dim.worldSphere.center.x;
acPos.y = acElem->dim.worldSphere.center.y;
acPos.z = acElem->dim.worldSphere.center.z;
if (!IS_ZERO(centerDist)) {
acToHit = acElem->dim.worldSphere.radius / centerDist;
if (acToHit <= 1.0f) {
hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
hitPos.z = ((atPos.z - acPos.z) * acToHit) + acPos.z;
} else {
Math_Vec3f_Copy(&hitPos, &atPos);
}
} else {
Math_Vec3f_Copy(&hitPos, &atPos);
}
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos, &ac->base, &acElem->info, &acPos,
&hitPos);
if (!(ac->base.ocFlags2 & OC2_FIRST_ONLY)) {
break;
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_JntSphVsTris(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderJntSph* at = (ColliderJntSph*)colAT;
ColliderJntSphElement* atSph;
ColliderTris* ac = (ColliderTris*)colAC;
ColliderTrisElement* acTri;
Vec3f hitPos;
if (at->count > 0 && at->elements != NULL && ac->count > 0 && ac->elements != NULL) {
for (atSph = at->elements; atSph < at->elements + at->count; atSph++) {
if (CollisionCheck_SkipTouch(&atSph->info) == 1) {
continue;
}
for (acTri = ac->elements; acTri < ac->elements + ac->count; acTri++) {
if (CollisionCheck_SkipBump(&acTri->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atSph->info, &acTri->info) == 1) {
continue;
}
if (Math3D_TriVsSphIntersect(&atSph->dim.worldSphere, &acTri->dim, &hitPos) == 1) {
Vec3f atPos;
Vec3f acPos;
atPos.x = atSph->dim.worldSphere.center.x;
atPos.y = atSph->dim.worldSphere.center.y;
atPos.z = atSph->dim.worldSphere.center.z;
acPos.x = (acTri->dim.vtx[0].x + acTri->dim.vtx[1].x + acTri->dim.vtx[2].x) * (1.0f / 3);
acPos.y = (acTri->dim.vtx[0].y + acTri->dim.vtx[1].y + acTri->dim.vtx[2].y) * (1.0f / 3);
acPos.z = (acTri->dim.vtx[0].z + acTri->dim.vtx[1].z + acTri->dim.vtx[2].z) * (1.0f / 3);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atSph->info, &atPos, &ac->base, &acTri->info,
&acPos, &hitPos);
return;
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_TrisVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderTris* at = (ColliderTris*)colAT;
ColliderTrisElement* atItem;
ColliderJntSph* ac = (ColliderJntSph*)colAC;
ColliderJntSphElement* acElem;
Vec3f hitPos;
if (ac->count > 0 && ac->elements != NULL && at->count > 0 && at->elements != NULL) {
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &acElem->info) == 1) {
continue;
}
if (Math3D_TriVsSphIntersect(&acElem->dim.worldSphere, &atItem->dim, &hitPos) == 1) {
Vec3f atPos;
Vec3f acPos;
Math_Vec3s_ToVec3f(&acPos, &acElem->dim.worldSphere.center);
atPos.x = (atItem->dim.vtx[0].x + atItem->dim.vtx[1].x + atItem->dim.vtx[2].x) * (1.0f / 3);
atPos.y = (atItem->dim.vtx[0].y + atItem->dim.vtx[1].y + atItem->dim.vtx[2].y) * (1.0f / 3);
atPos.z = (atItem->dim.vtx[0].z + atItem->dim.vtx[1].z + atItem->dim.vtx[2].z) * (1.0f / 3);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &acElem->info,
&acPos, &hitPos);
if (!(ac->base.ocFlags2 & OC2_FIRST_ONLY)) {
return;
}
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_JntSphVsQuad(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static TriNorm D_8015E230;
static TriNorm D_8015E268;
ColliderJntSph* at = (ColliderJntSph*)colAT;
ColliderQuad* ac = (ColliderQuad*)colAC;
Vec3f hitPos;
ColliderJntSphElement* atItem;
if (at->count > 0 && at->elements != NULL) {
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E230, &ac->dim.quad[2], &ac->dim.quad[3], &ac->dim.quad[1]);
Math3D_TriNorm(&D_8015E268, &ac->dim.quad[1], &ac->dim.quad[0], &ac->dim.quad[2]);
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &ac->info) == 1) {
continue;
}
if (Math3D_TriVsSphIntersect(&atItem->dim.worldSphere, &D_8015E230, &hitPos) == 1 ||
Math3D_TriVsSphIntersect(&atItem->dim.worldSphere, &D_8015E268, &hitPos) == 1) {
Vec3f atPos;
Vec3f acPos;
Math_Vec3s_ToVec3f(&atPos, &atItem->dim.worldSphere.center);
acPos.x = (ac->dim.quad[0].x + (ac->dim.quad[1].x + (ac->dim.quad[3].x + ac->dim.quad[2].x))) / 4.0f;
acPos.y = (ac->dim.quad[0].y + (ac->dim.quad[1].y + (ac->dim.quad[3].y + ac->dim.quad[2].y))) / 4.0f;
acPos.z = (ac->dim.quad[0].z + (ac->dim.quad[1].z + (ac->dim.quad[3].z + ac->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &ac->info, &acPos,
&hitPos);
return;
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_QuadVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static TriNorm D_8015E2A0;
static TriNorm D_8015E2D8;
ColliderJntSph* ac = (ColliderJntSph*)colAC;
Vec3f hitPos;
ColliderQuad* at = (ColliderQuad*)colAT;
ColliderJntSphElement* acElem;
if (ac->count > 0 && ac->elements != NULL) {
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E2A0, &at->dim.quad[2], &at->dim.quad[3], &at->dim.quad[1]);
Math3D_TriNorm(&D_8015E2D8, &at->dim.quad[2], &at->dim.quad[1], &at->dim.quad[0]);
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&at->info, &acElem->info) == 1) {
continue;
}
if (Math3D_TriVsSphIntersect(&acElem->dim.worldSphere, &D_8015E2A0, &hitPos) == 1 ||
Math3D_TriVsSphIntersect(&acElem->dim.worldSphere, &D_8015E2D8, &hitPos) == 1) {
if (Collider_QuadSetNearestAC(globalCtx, at, &hitPos)) {
Vec3f atPos;
Vec3f acPos;
acPos.x = acElem->dim.worldSphere.center.x;
acPos.y = acElem->dim.worldSphere.center.y;
acPos.z = acElem->dim.worldSphere.center.z;
atPos.x =
(at->dim.quad[0].x + (at->dim.quad[1].x + (at->dim.quad[3].x + at->dim.quad[2].x))) / 4.0f;
atPos.y =
(at->dim.quad[0].y + (at->dim.quad[1].y + (at->dim.quad[3].y + at->dim.quad[2].y))) / 4.0f;
atPos.z =
(at->dim.quad[0].z + (at->dim.quad[1].z + (at->dim.quad[3].z + at->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos, &ac->base, &acElem->info, &acPos,
&hitPos);
if (!(ac->base.ocFlags2 & OC2_FIRST_ONLY)) {
return;
}
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_CylVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderCylinder* at = (ColliderCylinder*)colAT;
ColliderCylinder* ac = (ColliderCylinder*)colAC;
f32 deadSpace;
f32 centerDistXZ;
Vec3f hitPos;
if (at->dim.radius > 0 && at->dim.height > 0 && ac->dim.radius > 0 && ac->dim.height > 0) {
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
if (CollisionCheck_NoSharedFlags(&at->info, &ac->info) == 1) {
return;
}
if (Math3D_CylOutsideCylDist(&at->dim, &ac->dim, &deadSpace, &centerDistXZ) == 1) {
Vec3f atPos;
Vec3f acPos;
f32 acToHit;
Math_Vec3s_ToVec3f(&atPos, &at->dim.pos);
Math_Vec3s_ToVec3f(&acPos, &ac->dim.pos);
if (!IS_ZERO(centerDistXZ)) {
acToHit = ac->dim.radius / centerDistXZ;
hitPos.y = (f32)ac->dim.pos.y + ac->dim.yShift + ac->dim.height * 0.5f;
hitPos.x = ((f32)at->dim.pos.x - ac->dim.pos.x) * acToHit + ac->dim.pos.x;
hitPos.z = ((f32)at->dim.pos.z - ac->dim.pos.z) * acToHit + ac->dim.pos.z;
} else {
Math_Vec3s_ToVec3f(&hitPos, &ac->dim.pos);
}
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos, &ac->base, &ac->info, &acPos, &hitPos);
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_CylVsTris(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
ColliderCylinder* at = (ColliderCylinder*)colAT;
ColliderTris* ac = (ColliderTris*)colAC;
ColliderTrisElement* acElem;
Vec3f hitPos;
if (at->dim.radius > 0 && at->dim.height > 0 && ac->count > 0 && ac->elements != NULL) {
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&at->info, &acElem->info) == 1) {
continue;
}
if (Math3D_CylTriVsIntersect(&at->dim, &acElem->dim, &hitPos) == 1) {
Vec3f atpos;
Vec3f acPos;
Math_Vec3s_ToVec3f(&atpos, &at->dim.pos);
acPos.x = (acElem->dim.vtx[0].x + acElem->dim.vtx[1].x + acElem->dim.vtx[2].x) * (1.0f / 3);
acPos.y = (acElem->dim.vtx[0].y + acElem->dim.vtx[1].y + acElem->dim.vtx[2].y) * (1.0f / 3);
acPos.z = (acElem->dim.vtx[0].z + acElem->dim.vtx[1].z + acElem->dim.vtx[2].z) * (1.0f / 3);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atpos, &ac->base, &acElem->info, &acPos,
&hitPos);
return;
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_TrisVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static Vec3f D_8015E310;
ColliderTris* at = (ColliderTris*)colAT;
ColliderTrisElement* atItem;
ColliderCylinder* ac = (ColliderCylinder*)colAC;
Vec3f atPos;
Vec3f acPos;
if (ac->dim.radius > 0 && ac->dim.height > 0 && at->count > 0 && at->elements != NULL) {
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &ac->info) == 1) {
continue;
}
if (Math3D_CylTriVsIntersect(&ac->dim, &atItem->dim, &D_8015E310) == 1) {
atPos.x = (atItem->dim.vtx[0].x + atItem->dim.vtx[1].x + atItem->dim.vtx[2].x) * (1.0f / 3);
atPos.y = (atItem->dim.vtx[0].y + atItem->dim.vtx[1].y + atItem->dim.vtx[2].y) * (1.0f / 3);
atPos.z = (atItem->dim.vtx[0].z + atItem->dim.vtx[1].z + atItem->dim.vtx[2].z) * (1.0f / 3);
Math_Vec3s_ToVec3f(&acPos, &ac->dim.pos);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &ac->info, &acPos,
&D_8015E310);
return;
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_CylVsQuad(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static TriNorm D_8015E320;
static TriNorm D_8015E358;
static Vec3f D_8015E390;
ColliderCylinder* at = (ColliderCylinder*)colAT;
ColliderQuad* ac = (ColliderQuad*)colAC;
if (at->dim.height > 0 && at->dim.radius > 0) {
if (CollisionCheck_SkipTouch(&at->info) == 1 || CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
if (CollisionCheck_NoSharedFlags(&at->info, &ac->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E320, &ac->dim.quad[2], &ac->dim.quad[3], &ac->dim.quad[1]);
Math3D_TriNorm(&D_8015E358, &ac->dim.quad[1], &ac->dim.quad[0], &ac->dim.quad[2]);
if (Math3D_CylTriVsIntersect(&at->dim, &D_8015E320, &D_8015E390) == 1) {
Vec3f atPos1;
Vec3f acPos1;
Math_Vec3s_ToVec3f(&atPos1, &at->dim.pos);
acPos1.x = (ac->dim.quad[0].x + (ac->dim.quad[1].x + (ac->dim.quad[3].x + ac->dim.quad[2].x))) / 4.0f;
acPos1.y = (ac->dim.quad[0].y + (ac->dim.quad[1].y + (ac->dim.quad[3].y + ac->dim.quad[2].y))) / 4.0f;
acPos1.z = (ac->dim.quad[0].z + (ac->dim.quad[1].z + (ac->dim.quad[3].z + ac->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos1, &ac->base, &ac->info, &acPos1,
&D_8015E390);
} else if (Math3D_CylTriVsIntersect(&at->dim, &D_8015E358, &D_8015E390) == 1) {
Vec3f atPos2;
Vec3f acPos2;
Math_Vec3s_ToVec3f(&atPos2, &at->dim.pos);
acPos2.x = (ac->dim.quad[0].x + (ac->dim.quad[1].x + (ac->dim.quad[3].x + ac->dim.quad[2].x))) / 4.0f;
acPos2.y = (ac->dim.quad[0].y + (ac->dim.quad[1].y + (ac->dim.quad[3].y + ac->dim.quad[2].y))) / 4.0f;
acPos2.z = (ac->dim.quad[0].z + (ac->dim.quad[1].z + (ac->dim.quad[3].z + ac->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos2, &ac->base, &ac->info, &acPos2,
&D_8015E390);
}
}
}
static s8 sBssDummy0;
static s8 sBssDummy1;
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_QuadVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static TriNorm D_8015E3A0;
static TriNorm D_8015E3D8;
static Vec3f D_8015E410;
ColliderQuad* at = (ColliderQuad*)colAT;
ColliderCylinder* ac = (ColliderCylinder*)colAC;
if (ac->dim.height > 0 && ac->dim.radius > 0) {
if (CollisionCheck_SkipBump(&ac->info) == 1 || CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
if (CollisionCheck_NoSharedFlags(&at->info, &ac->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E3A0, &at->dim.quad[2], &at->dim.quad[3], &at->dim.quad[1]);
Math3D_TriNorm(&D_8015E3D8, &at->dim.quad[2], &at->dim.quad[1], &at->dim.quad[0]);
if (Math3D_CylTriVsIntersect(&ac->dim, &D_8015E3A0, &D_8015E410) == 1) {
if (Collider_QuadSetNearestAC(globalCtx, at, &D_8015E410)) {
Vec3f atPos1;
Vec3f acPos1;
atPos1.x = (at->dim.quad[0].x + (at->dim.quad[1].x + (at->dim.quad[3].x + at->dim.quad[2].x))) / 4.0f;
atPos1.y = (at->dim.quad[0].y + (at->dim.quad[1].y + (at->dim.quad[3].y + at->dim.quad[2].y))) / 4.0f;
atPos1.z = (at->dim.quad[0].z + (at->dim.quad[1].z + (at->dim.quad[3].z + at->dim.quad[2].z))) / 4.0f;
Math_Vec3s_ToVec3f(&acPos1, &ac->dim.pos);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos1, &ac->base, &ac->info, &acPos1,
&D_8015E410);
return;
}
}
if (Math3D_CylTriVsIntersect(&ac->dim, &D_8015E3D8, &D_8015E410) == 1) {
if (Collider_QuadSetNearestAC(globalCtx, at, &D_8015E410)) {
Vec3f atPos2;
Vec3f acPos2;
atPos2.x = (at->dim.quad[0].x + (at->dim.quad[1].x + (at->dim.quad[3].x + at->dim.quad[2].x))) / 4.0f;
atPos2.y = (at->dim.quad[0].y + (at->dim.quad[1].y + (at->dim.quad[3].y + at->dim.quad[2].y))) / 4.0f;
atPos2.z = (at->dim.quad[0].z + (at->dim.quad[1].z + (at->dim.quad[3].z + at->dim.quad[2].z))) / 4.0f;
Math_Vec3s_ToVec3f(&acPos2, &ac->dim.pos);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos2, &ac->base, &ac->info, &acPos2,
&D_8015E410);
}
}
}
}
static s8 sBssDummy3;
static s8 sBssDummy4;
static s8 sBssDummy5;
static s8 sBssDummy6;
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_TrisVsTris(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static Vec3f D_8015E420;
ColliderTris* at = (ColliderTris*)colAT;
ColliderTrisElement* atItem;
ColliderTris* ac = (ColliderTris*)colAC;
ColliderTrisElement* acElem;
if (ac->count > 0 && ac->elements != NULL && at->count > 0 && at->elements != NULL) {
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &acElem->info) == 1) {
continue;
}
if (Math3D_TriVsTriIntersect(&atItem->dim, &acElem->dim, &D_8015E420) == 1) {
Vec3f atPos;
Vec3f acPos;
atPos.x = (atItem->dim.vtx[0].x + atItem->dim.vtx[1].x + atItem->dim.vtx[2].x) * (1.0f / 3);
atPos.y = (atItem->dim.vtx[0].y + atItem->dim.vtx[1].y + atItem->dim.vtx[2].y) * (1.0f / 3);
atPos.z = (atItem->dim.vtx[0].z + atItem->dim.vtx[1].z + atItem->dim.vtx[2].z) * (1.0f / 3);
acPos.x = (acElem->dim.vtx[0].x + acElem->dim.vtx[1].x + acElem->dim.vtx[2].x) * (1.0f / 3);
acPos.y = (acElem->dim.vtx[0].y + acElem->dim.vtx[1].y + acElem->dim.vtx[2].y) * (1.0f / 3);
acPos.z = (acElem->dim.vtx[0].z + acElem->dim.vtx[1].z + acElem->dim.vtx[2].z) * (1.0f / 3);
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &acElem->info,
&acPos, &D_8015E420);
return;
}
}
}
}
}
static s8 sBssDummy7;
static s8 sBssDummy8;
static s8 sBssDummy9;
static s8 sBssDummy10;
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_TrisVsQuad(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static Vec3f D_8015E430;
static TriNorm D_8015E440;
static TriNorm D_8015E478;
ColliderTris* at = (ColliderTris*)colAT;
ColliderTrisElement* atItem;
ColliderQuad* ac = (ColliderQuad*)colAC;
if (at->count > 0 && at->elements != NULL) {
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E440, &ac->dim.quad[2], &ac->dim.quad[3], &ac->dim.quad[1]);
Math3D_TriNorm(&D_8015E478, &ac->dim.quad[1], &ac->dim.quad[0], &ac->dim.quad[2]);
for (atItem = at->elements; atItem < at->elements + at->count; atItem++) {
if (CollisionCheck_SkipTouch(&atItem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&atItem->info, &ac->info) == 1) {
continue;
}
if (Math3D_TriVsTriIntersect(&D_8015E440, &atItem->dim, &D_8015E430) == 1 ||
Math3D_TriVsTriIntersect(&D_8015E478, &atItem->dim, &D_8015E430) == 1) {
Vec3f atPos;
Vec3f acPos;
atPos.x = (atItem->dim.vtx[0].x + atItem->dim.vtx[1].x + atItem->dim.vtx[2].x) * (1.0f / 3);
atPos.y = (atItem->dim.vtx[0].y + atItem->dim.vtx[1].y + atItem->dim.vtx[2].y) * (1.0f / 3);
atPos.z = (atItem->dim.vtx[0].z + atItem->dim.vtx[1].z + atItem->dim.vtx[2].z) * (1.0f / 3);
acPos.x = (ac->dim.quad[0].x + (ac->dim.quad[1].x + (ac->dim.quad[3].x + ac->dim.quad[2].x))) / 4.0f;
acPos.y = (ac->dim.quad[0].y + (ac->dim.quad[1].y + (ac->dim.quad[3].y + ac->dim.quad[2].y))) / 4.0f;
acPos.z = (ac->dim.quad[0].z + (ac->dim.quad[1].z + (ac->dim.quad[3].z + ac->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &atItem->info, &atPos, &ac->base, &ac->info, &acPos,
&D_8015E430);
return;
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_QuadVsTris(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static Vec3f D_8015E4B0;
static TriNorm D_8015E4C0;
static TriNorm D_8015E4F8;
ColliderQuad* at = (ColliderQuad*)colAT;
ColliderTris* ac = (ColliderTris*)colAC;
ColliderTrisElement* acElem;
if (ac->count > 0 && ac->elements != NULL) {
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E4C0, &at->dim.quad[2], &at->dim.quad[3], &at->dim.quad[1]);
Math3D_TriNorm(&D_8015E4F8, &at->dim.quad[1], &at->dim.quad[0], &at->dim.quad[2]);
for (acElem = ac->elements; acElem < ac->elements + ac->count; acElem++) {
if (CollisionCheck_SkipBump(&acElem->info) == 1) {
continue;
}
if (CollisionCheck_NoSharedFlags(&at->info, &acElem->info) == 1) {
continue;
}
if (Math3D_TriVsTriIntersect(&D_8015E4C0, &acElem->dim, &D_8015E4B0) == 1 ||
Math3D_TriVsTriIntersect(&D_8015E4F8, &acElem->dim, &D_8015E4B0) == 1) {
if (Collider_QuadSetNearestAC(globalCtx, at, &D_8015E4B0)) {
Vec3f atPos;
Vec3f acPos;
acPos.x = (acElem->dim.vtx[0].x + acElem->dim.vtx[1].x + acElem->dim.vtx[2].x) * (1.0f / 3);
acPos.y = (acElem->dim.vtx[0].y + acElem->dim.vtx[1].y + acElem->dim.vtx[2].y) * (1.0f / 3);
acPos.z = (acElem->dim.vtx[0].z + acElem->dim.vtx[1].z + acElem->dim.vtx[2].z) * (1.0f / 3);
atPos.x =
(at->dim.quad[0].x + (at->dim.quad[1].x + (at->dim.quad[3].x + at->dim.quad[2].x))) / 4.0f;
atPos.y =
(at->dim.quad[0].y + (at->dim.quad[1].y + (at->dim.quad[3].y + at->dim.quad[2].y))) / 4.0f;
atPos.z =
(at->dim.quad[0].z + (at->dim.quad[1].z + (at->dim.quad[3].z + at->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos, &ac->base, &acElem->info, &acPos,
&D_8015E4B0);
return;
}
}
}
}
}
/**
* AC overlap check. Calculates the center of each collider element and the point of contact.
*/
void CollisionCheck_AC_QuadVsQuad(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT,
Collider* colAC) {
static TriNorm D_8015E530[2];
static Vec3f D_8015E598;
static TriNorm D_8015E5A8[2];
ColliderQuad* at = (ColliderQuad*)colAT;
ColliderQuad* ac = (ColliderQuad*)colAC;
s32 i;
s32 j;
if (CollisionCheck_SkipTouch(&at->info) == 1) {
return;
}
if (CollisionCheck_SkipBump(&ac->info) == 1) {
return;
}
if (CollisionCheck_NoSharedFlags(&at->info, &ac->info) == 1) {
return;
}
Math3D_TriNorm(&D_8015E5A8[0], &at->dim.quad[2], &at->dim.quad[3], &at->dim.quad[1]);
Math3D_TriNorm(&D_8015E5A8[1], &at->dim.quad[2], &at->dim.quad[1], &at->dim.quad[0]);
Math3D_TriNorm(&D_8015E530[0], &ac->dim.quad[2], &ac->dim.quad[3], &ac->dim.quad[1]);
Math3D_TriNorm(&D_8015E530[1], &ac->dim.quad[2], &ac->dim.quad[1], &ac->dim.quad[0]);
for (i = 0; i < 2; i++) {
for (j = 0; j < 2; j++) {
if (Math3D_TriVsTriIntersect(&D_8015E5A8[j], &D_8015E530[i], &D_8015E598) == 1) {
if (Collider_QuadSetNearestAC(globalCtx, at, &D_8015E598)) {
Vec3f atPos;
Vec3f acPos;
atPos.x =
(at->dim.quad[0].x + (at->dim.quad[1].x + (at->dim.quad[3].x + at->dim.quad[2].x))) / 4.0f;
atPos.y =
(at->dim.quad[0].y + (at->dim.quad[1].y + (at->dim.quad[3].y + at->dim.quad[2].y))) / 4.0f;
atPos.z =
(at->dim.quad[0].z + (at->dim.quad[1].z + (at->dim.quad[3].z + at->dim.quad[2].z))) / 4.0f;
acPos.x =
(ac->dim.quad[0].x + (ac->dim.quad[1].x + (ac->dim.quad[3].x + ac->dim.quad[2].x))) / 4.0f;
acPos.y =
(ac->dim.quad[0].y + (ac->dim.quad[1].y + (ac->dim.quad[3].y + ac->dim.quad[2].y))) / 4.0f;
acPos.z =
(ac->dim.quad[0].z + (ac->dim.quad[1].z + (ac->dim.quad[3].z + ac->dim.quad[2].z))) / 4.0f;
CollisionCheck_SetATvsAC(globalCtx, &at->base, &at->info, &atPos, &ac->base, &ac->info, &acPos,
&D_8015E598);
return;
}
}
}
}
}
/**
* Sets a ColliderJntSph's hit effects
*/
void CollisionCheck_SetJntSphHitFX(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
ColliderJntSphElement* element;
Vec3f hitPos;
for (element = jntSph->elements; element < jntSph->elements + jntSph->count; element++) {
if ((element->info.bumperFlags & BUMP_DRAW_HITMARK) && (element->info.acHitInfo != NULL) &&
!(element->info.acHitInfo->toucherFlags & TOUCH_DREW_HITMARK)) {
Math_Vec3s_ToVec3f(&hitPos, &element->info.bumper.hitPos);
CollisionCheck_HitEffects(globalCtx, element->info.acHit, element->info.acHitInfo, &jntSph->base,
&element->info, &hitPos);
element->info.acHitInfo->toucherFlags |= TOUCH_DREW_HITMARK;
return;
}
}
}
/**
* Sets a ColliderCylinder's hit effects
*/
void CollisionCheck_SetCylHitFX(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
Vec3f hitPos;
if ((cylinder->info.bumperFlags & BUMP_DRAW_HITMARK) && (cylinder->info.acHitInfo != NULL) &&
!(cylinder->info.acHitInfo->toucherFlags & TOUCH_DREW_HITMARK)) {
Math_Vec3s_ToVec3f(&hitPos, &cylinder->info.bumper.hitPos);
CollisionCheck_HitEffects(globalCtx, cylinder->info.acHit, cylinder->info.acHitInfo, &cylinder->base,
&cylinder->info, &hitPos);
cylinder->info.acHitInfo->toucherFlags |= TOUCH_DREW_HITMARK;
}
}
/**
* Sets a ColliderTris's hit effects
*/
void CollisionCheck_SetTrisHitFX(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderTris* tris = (ColliderTris*)collider;
ColliderTrisElement* element;
Vec3f hitPos;
for (element = tris->elements; element < tris->elements + tris->count; element++) {
if ((element->info.bumperFlags & BUMP_DRAW_HITMARK) && (element->info.acHitInfo != NULL) &&
!(element->info.acHitInfo->toucherFlags & TOUCH_DREW_HITMARK)) {
Math_Vec3s_ToVec3f(&hitPos, &element->info.bumper.hitPos);
CollisionCheck_HitEffects(globalCtx, element->info.acHit, element->info.acHitInfo, &tris->base,
&element->info, &hitPos);
element->info.acHitInfo->toucherFlags |= TOUCH_DREW_HITMARK;
return;
}
}
}
/**
* Sets a ColliderQuad's hit effects
*/
void CollisionCheck_SetQuadHitFX(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderQuad* quad = (ColliderQuad*)collider;
Vec3f hitPos;
if ((quad->info.bumperFlags & BUMP_DRAW_HITMARK) && (quad->info.acHitInfo != NULL) &&
!(quad->info.acHitInfo->toucherFlags & TOUCH_DREW_HITMARK)) {
Math_Vec3s_ToVec3f(&hitPos, &quad->info.bumper.hitPos);
CollisionCheck_HitEffects(globalCtx, quad->info.acHit, quad->info.acHitInfo, &quad->base, &quad->info, &hitPos);
quad->info.acHitInfo->toucherFlags |= TOUCH_DREW_HITMARK;
}
}
static ColChkApplyFunc sColChkApplyFuncs[] = {
CollisionCheck_SetJntSphHitFX,
CollisionCheck_SetCylHitFX,
CollisionCheck_SetTrisHitFX,
CollisionCheck_SetQuadHitFX,
};
/**
* Handles hit effects for each AC collider that had an AC collision. Spawns hitmarks and plays sound effects.
*/
void CollisionCheck_SetHitEffects(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
Collider** col;
for (col = colChkCtx->colAC; col < colChkCtx->colAC + colChkCtx->colACCount; col++) {
Collider* colAC = *col;
if (colAC != NULL && colAC->acFlags & AC_ON) {
if (colAC->actor != NULL && colAC->actor->update == NULL) {
continue;
}
sColChkApplyFuncs[colAC->shape](globalCtx, colChkCtx, colAC);
}
}
}
static ColChkVsFunc sACVsFuncs[4][4] = {
{ CollisionCheck_AC_JntSphVsJntSph, CollisionCheck_AC_JntSphVsCyl, CollisionCheck_AC_JntSphVsTris,
CollisionCheck_AC_JntSphVsQuad },
{ CollisionCheck_AC_CylVsJntSph, CollisionCheck_AC_CylVsCyl, CollisionCheck_AC_CylVsTris,
CollisionCheck_AC_CylVsQuad },
{ CollisionCheck_AC_TrisVsJntSph, CollisionCheck_AC_TrisVsCyl, CollisionCheck_AC_TrisVsTris,
CollisionCheck_AC_TrisVsQuad },
{ CollisionCheck_AC_QuadVsJntSph, CollisionCheck_AC_QuadVsCyl, CollisionCheck_AC_QuadVsTris,
CollisionCheck_AC_QuadVsQuad },
};
/**
* Iterates through all AC colliders, performing AC collisions with the AT collider.
*/
void CollisionCheck_AC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* colAT) {
Collider** col;
for (col = colChkCtx->colAC; col < colChkCtx->colAC + colChkCtx->colACCount; col++) {
Collider* colAC = *col;
if (colAC != NULL && colAC->acFlags & AC_ON) {
if (colAC->actor != NULL && colAC->actor->update == NULL) {
continue;
}
if ((colAC->acFlags & colAT->atFlags & AC_TYPE_ALL) && (colAT != colAC)) {
if (!(colAT->atFlags & AT_SELF) && colAT->actor != NULL && colAC->actor == colAT->actor) {
continue;
}
sACVsFuncs[colAT->shape][colAC->shape](globalCtx, colChkCtx, colAT, colAC);
}
}
}
}
/**
* Iterates through all AT colliders, testing them for AC collisions with each AC collider, setting the info regarding
* the collision for each AC and AT collider that collided. Then spawns hitmarks and plays sound effects for each
* successful collision. To collide, an AT collider must share a type (AC_TYPE_PLAYER, AC_TYPE_ENEMY, or AC_TYPE_OTHER)
* with the AC collider and the toucher and bumper elements that overlapped must share a dmgFlag.
*/
void CollisionCheck_AT(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
Collider** col;
if (colChkCtx->colATCount == 0 || colChkCtx->colACCount == 0) {
return;
}
for (col = colChkCtx->colAT; col < colChkCtx->colAT + colChkCtx->colATCount; col++) {
Collider* colAT = *col;
if (colAT != NULL && colAT->atFlags & AT_ON) {
if (colAT->actor != NULL && colAT->actor->update == NULL) {
continue;
}
CollisionCheck_AC(globalCtx, colChkCtx, colAT);
}
}
CollisionCheck_SetHitEffects(globalCtx, colChkCtx);
}
/**
* Get mass type. Immobile colliders cannot be pushed, while heavy colliders can only be pushed by heavy and immobile
* colliders.
*/
s32 CollisionCheck_GetMassType(u8 mass) {
if (mass == MASS_IMMOVABLE) {
return MASSTYPE_IMMOVABLE;
}
if (mass == MASS_HEAVY) {
return MASSTYPE_HEAVY;
}
return MASSTYPE_NORMAL;
}
/**
* Sets OC collision flags for OC collider overlaps. If both colliders are attached to actors and can push,
* also performs an elastic collision where both colliders are moved apart in proportion to their masses.
*/
void CollisionCheck_SetOCvsOC(Collider* left, ColliderInfo* leftInfo, Vec3f* leftPos, Collider* right,
ColliderInfo* rightInfo, Vec3f* rightPos, f32 overlap) {
f32 pad;
f32 leftDispRatio;
f32 rightDispRatio;
f32 xzDist;
f32 leftMass;
f32 rightMass;
f32 totalMass;
f32 inverseTotalMass;
f32 xDelta;
f32 zDelta;
Actor* leftActor = left->actor;
Actor* rightActor = right->actor;
s32 leftMassType;
s32 rightMassType;
left->ocFlags1 |= OC1_HIT;
left->oc = rightActor;
leftInfo->ocElemFlags |= OCELEM_HIT;
if (right->ocFlags2 & OC2_TYPE_PLAYER) {
left->ocFlags2 |= OC2_HIT_PLAYER;
}
right->oc = leftActor;
right->ocFlags1 |= OC1_HIT;
rightInfo->ocElemFlags |= OCELEM_HIT;
if (left->ocFlags2 & OC2_TYPE_PLAYER) {
right->ocFlags2 |= OC2_HIT_PLAYER;
}
if (leftActor == NULL || rightActor == NULL || left->ocFlags1 & OC1_NO_PUSH || right->ocFlags1 & OC1_NO_PUSH) {
return;
}
rightMassType = CollisionCheck_GetMassType(leftActor->colChkInfo.mass);
leftMassType = CollisionCheck_GetMassType(rightActor->colChkInfo.mass);
leftMass = leftActor->colChkInfo.mass;
rightMass = rightActor->colChkInfo.mass;
totalMass = leftMass + rightMass;
if (IS_ZERO(totalMass)) {
leftMass = rightMass = 1.0f;
totalMass = 2.0f;
}
xDelta = rightPos->x - leftPos->x;
zDelta = rightPos->z - leftPos->z;
xzDist = sqrtf(SQ(xDelta) + SQ(zDelta));
if (rightMassType == MASSTYPE_IMMOVABLE) {
if (leftMassType == MASSTYPE_IMMOVABLE) {
return;
} else { // leftMassType == MASS_HEAVY | MASS_NORMAL
leftDispRatio = 0;
rightDispRatio = 1;
}
} else if (rightMassType == MASSTYPE_HEAVY) {
if (leftMassType == MASSTYPE_IMMOVABLE) {
leftDispRatio = 1;
rightDispRatio = 0;
} else if (leftMassType == MASSTYPE_HEAVY) {
leftDispRatio = 0.5f;
rightDispRatio = 0.5f;
} else { // leftMassType == MASS_NORMAL
leftDispRatio = 0;
rightDispRatio = 1;
}
} else { // rightMassType == MASS_NORMAL
if (leftMassType == MASSTYPE_NORMAL) {
inverseTotalMass = 1 / totalMass;
leftDispRatio = rightMass * inverseTotalMass;
rightDispRatio = leftMass * inverseTotalMass;
} else { // leftMassType == MASS_HEAVY | MASS_IMMOVABLE
leftDispRatio = 1;
rightDispRatio = 0;
}
}
if (!IS_ZERO(xzDist)) {
xDelta *= overlap / xzDist;
zDelta *= overlap / xzDist;
leftActor->colChkInfo.displacement.x += -xDelta * leftDispRatio;
leftActor->colChkInfo.displacement.z += -zDelta * leftDispRatio;
rightActor->colChkInfo.displacement.x += xDelta * rightDispRatio;
rightActor->colChkInfo.displacement.z += zDelta * rightDispRatio;
} else if (!(overlap == 0.0f)) {
leftActor->colChkInfo.displacement.x += -overlap * leftDispRatio;
rightActor->colChkInfo.displacement.x += overlap * rightDispRatio;
} else {
leftActor->colChkInfo.displacement.x -= leftDispRatio;
rightActor->colChkInfo.displacement.x += rightDispRatio;
}
}
/**
* OC overlap check for two JntSphs
*/
void CollisionCheck_OC_JntSphVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* l,
Collider* r) {
ColliderJntSph* left = (ColliderJntSph*)l;
ColliderJntSphElement* leftElem;
ColliderJntSph* right = (ColliderJntSph*)r;
ColliderJntSphElement* rightElem;
f32 overlap;
if (left->count > 0 && left->elements != NULL && right->count > 0 && right->elements != NULL) {
for (leftElem = left->elements; leftElem < left->elements + left->count; leftElem++) {
if (!(leftElem->info.ocElemFlags & OCELEM_ON)) {
continue;
}
for (rightElem = right->elements; rightElem < right->elements + right->count; rightElem++) {
if (!(rightElem->info.ocElemFlags & OCELEM_ON)) {
continue;
}
if (Math3D_SphVsSphOverlap(&leftElem->dim.worldSphere, &rightElem->dim.worldSphere, &overlap) == 1) {
Vec3f leftPos;
Vec3f rightPos;
Math_Vec3s_ToVec3f(&leftPos, &leftElem->dim.worldSphere.center);
Math_Vec3s_ToVec3f(&rightPos, &rightElem->dim.worldSphere.center);
CollisionCheck_SetOCvsOC(&left->base, &leftElem->info, &leftPos, &right->base, &rightElem->info,
&rightPos, overlap);
}
}
}
}
}
/**
* OC overlap check for a JntSph and Cylinder
*/
void CollisionCheck_OC_JntSphVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* l,
Collider* r) {
ColliderJntSph* left = (ColliderJntSph*)l;
ColliderJntSphElement* leftElem;
ColliderCylinder* right = (ColliderCylinder*)r;
f32 overlap;
if (left->count > 0 && left->elements != NULL) {
if ((right->base.ocFlags1 & OC1_ON) && (right->info.ocElemFlags & OCELEM_ON)) {
for (leftElem = left->elements; leftElem < left->elements + left->count; leftElem++) {
if (!(leftElem->info.ocElemFlags & OCELEM_ON)) {
continue;
}
if (Math3D_SphVsCylOverlapDist(&leftElem->dim.worldSphere, &right->dim, &overlap) == 1) {
Vec3f leftPos;
Vec3f rightPos;
Math_Vec3s_ToVec3f(&leftPos, &leftElem->dim.worldSphere.center);
Math_Vec3s_ToVec3f(&rightPos, &right->dim.pos);
CollisionCheck_SetOCvsOC(&left->base, &leftElem->info, &leftPos, &right->base, &right->info,
&rightPos, overlap);
}
}
}
}
}
/**
* OC overlap check for a Cylinder and JntSph
*/
void CollisionCheck_OC_CylVsJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* l,
Collider* r) {
CollisionCheck_OC_JntSphVsCyl(globalCtx, colChkCtx, r, l);
}
/**
* OC overlap check for two Cylinders
*/
void CollisionCheck_OC_CylVsCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* l, Collider* r) {
ColliderCylinder* left = (ColliderCylinder*)l;
ColliderCylinder* right = (ColliderCylinder*)r;
f32 deadSpace;
if ((left->base.ocFlags1 & OC1_ON) && (right->base.ocFlags1 & OC1_ON)) {
if ((left->info.ocElemFlags & OCELEM_ON) && (right->info.ocElemFlags & OCELEM_ON)) {
if (Math3D_CylOutsideCyl(&left->dim, &right->dim, &deadSpace) == 1) {
Vec3f leftPos;
Vec3f rightPos;
Math_Vec3s_ToVec3f(&leftPos, &left->dim.pos);
Math_Vec3s_ToVec3f(&rightPos, &right->dim.pos);
CollisionCheck_SetOCvsOC(&left->base, &left->info, &leftPos, &right->base, &right->info, &rightPos,
deadSpace);
}
}
}
}
/**
* Skip any OC colliders that are off
*/
s32 CollisionCheck_SkipOC(Collider* collider) {
if (!(collider->ocFlags1 & OC1_ON)) {
return 1;
}
return 0;
}
/**
* Checks for OC compatibility. There are three conditions:
* First, each collider must have an OC flag corresponding to the other's OC type.
* Second, OC2_UNK1 and OC2_UNK2 can't collide with each other (has something to do with horses?)
* Third, the colliders can't collide if they belong to the same actor
*/
s32 CollisionCheck_Incompatible(Collider* left, Collider* right) {
if (!(left->ocFlags1 & right->ocFlags2 & OC1_TYPE_ALL) || !(left->ocFlags2 & right->ocFlags1 & OC1_TYPE_ALL) ||
((left->ocFlags2 & OC2_UNK1) && (right->ocFlags2 & OC2_UNK2)) ||
((right->ocFlags2 & OC2_UNK1) && (left->ocFlags2 & OC2_UNK2))) {
return 1;
}
if (left->actor == right->actor) {
return 1;
}
return 0;
}
static ColChkVsFunc sOCVsFuncs[4][4] = {
{ CollisionCheck_OC_JntSphVsJntSph, CollisionCheck_OC_JntSphVsCyl, NULL, NULL },
{ CollisionCheck_OC_CylVsJntSph, CollisionCheck_OC_CylVsCyl, NULL, NULL },
{ NULL, NULL, NULL, NULL },
{ NULL, NULL, NULL, NULL },
};
/**
* Iterates through all OC colliders and collides them with all subsequent OC colliders on the list. During an OC
* collision, colliders with overlapping elements move away from each other so that their elements no longer overlap.
* The relative amount each collider is pushed is determined by the collider's mass. Only JntSph and Cylinder colliders
* can collide, and each collider must have the OC flag corresponding to the other's OC type. Additionally, OC2_UNK1
* cannot collide with OC2_UNK2, nor can two colliders that share an actor.
*/
void CollisionCheck_OC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
Collider** left;
Collider** right;
ColChkVsFunc vsFunc;
for (left = colChkCtx->colOC; left < colChkCtx->colOC + colChkCtx->colOCCount; left++) {
if (*left == NULL || CollisionCheck_SkipOC(*left) == 1) {
continue;
}
for (right = left + 1; right < colChkCtx->colOC + colChkCtx->colOCCount; right++) {
if (*right == NULL || CollisionCheck_SkipOC(*right) == 1 ||
CollisionCheck_Incompatible(*left, *right) == 1) {
continue;
}
vsFunc = sOCVsFuncs[(*left)->shape][(*right)->shape];
if (vsFunc == NULL) {
// "Not compatible"
osSyncPrintf("CollisionCheck_OC():未対応 %d, %d\n", (*left)->shape, (*right)->shape);
continue;
}
vsFunc(globalCtx, colChkCtx, *left, *right);
}
}
}
/**
* Initializes CollisionCheckInfo to default values
*/
void CollisionCheck_InitInfo(CollisionCheckInfo* info) {
static CollisionCheckInfo init = {
NULL, { 0.0f, 0.0f, 0.0f }, 10, 10, 0, 50, 8, 0, 0, 0, 0,
};
*info = init;
}
/**
* Resets ColisionCheckInfo fields other than DamageTable, mass, and dim.
*/
void CollisionCheck_ResetDamage(CollisionCheckInfo* info) {
info->damage = 0;
info->damageEffect = 0;
info->atHitEffect = 0;
info->acHitEffect = 0;
info->displacement.x = info->displacement.y = info->displacement.z = 0.0f;
}
/**
* Sets up CollisionCheckInfo using the values in init. Does not set a damage table or the unused unk_14.
* Unused, as all actors that don't set a damage table set their CollisionCheckInfo manually
*/
void CollisionCheck_SetInfoNoDamageTable(CollisionCheckInfo* info, CollisionCheckInfoInit* init) {
info->health = init->health;
info->cylRadius = init->cylRadius;
info->cylHeight = init->cylHeight;
info->mass = init->mass;
}
/**
* Sets up CollisionCheckInfo using the values in init. Does not set the unused unk_14
*/
void CollisionCheck_SetInfo(CollisionCheckInfo* info, DamageTable* damageTable, CollisionCheckInfoInit* init) {
info->health = init->health;
info->damageTable = damageTable;
info->cylRadius = init->cylRadius;
info->cylHeight = init->cylHeight;
info->mass = init->mass;
}
/**
* Sets up CollisionCheckInfo using the values in init. Sets the unused unk_14
*/
void CollisionCheck_SetInfo2(CollisionCheckInfo* info, DamageTable* damageTable, CollisionCheckInfoInit2* init) {
info->health = init->health;
info->damageTable = damageTable;
info->cylRadius = init->cylRadius;
info->cylHeight = init->cylHeight;
info->cylYShift = init->cylYShift;
info->mass = init->mass;
}
/**
* Sets up CollisionCheckInfo using the values in Init and a preset damage table. Sets the unused unk_14.
* Unused, as all actors that use a preset damage table set their CollisionCheckInfo manually.
*/
void CollisionCheck_SetInfoGetDamageTable(CollisionCheckInfo* info, s32 index, CollisionCheckInfoInit2* init) {
CollisionCheck_SetInfo2(info, DamageTable_Get(index), init);
}
/**
* Apply AC damage effect
*/
void CollisionCheck_ApplyDamage(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider,
ColliderInfo* info) {
DamageTable* tbl;
f32 damage;
if (collider->actor == NULL || !(collider->acFlags & AC_HIT)) {
return;
}
if (!(info->bumperFlags & BUMP_HIT) || info->bumperFlags & BUMP_NO_DAMAGE) {
return;
}
ASSERT(info->acHitInfo != NULL);
tbl = collider->actor->colChkInfo.damageTable;
if (tbl == NULL) {
damage = (f32)info->acHitInfo->toucher.damage - info->bumper.defense;
if (damage < 0) {
damage = 0;
}
} else {
s32 i;
u32 flags = info->acHitInfo->toucher.dmgFlags;
for (i = 0; i < 0x20; i++, flags >>= 1) {
if (flags == 1) {
break;
}
}
damage = tbl->table[i] & 0xF;
collider->actor->colChkInfo.damageEffect = tbl->table[i] >> 4 & 0xF;
}
if (!(collider->acFlags & AC_HARD)) {
collider->actor->colChkInfo.damage += damage;
}
}
/**
* Apply ColliderJntSph AC damage effect
*/
void CollisionCheck_ApplyDamageJntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
s32 i;
if (jntSph->count > 0 && jntSph->elements != NULL) {
for (i = 0; i < jntSph->count; i++) {
CollisionCheck_ApplyDamage(globalCtx, colChkCtx, &jntSph->base, &jntSph->elements[i].info);
}
}
}
/**
* Apply ColliderCylinder AC damage effect
*/
void CollisionCheck_ApplyDamageCyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
CollisionCheck_ApplyDamage(globalCtx, colChkCtx, &cylinder->base, &cylinder->info);
}
/**
* Apply ColliderTris AC damage effect
*/
void CollisionCheck_ApplyDamageTris(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderTris* tris = (ColliderTris*)collider;
s32 i;
for (i = 0; i < tris->count; i++) {
CollisionCheck_ApplyDamage(globalCtx, colChkCtx, collider, &tris->elements[i].info);
}
}
/**
* Apply ColliderQuad AC damage effect
*/
void CollisionCheck_ApplyDamageQuad(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider) {
ColliderQuad* quad = (ColliderQuad*)collider;
CollisionCheck_ApplyDamage(globalCtx, colChkCtx, &quad->base, &quad->info);
}
static ColChkApplyFunc sApplyDamageFuncs[4] = {
CollisionCheck_ApplyDamageJntSph,
CollisionCheck_ApplyDamageCyl,
CollisionCheck_ApplyDamageTris,
CollisionCheck_ApplyDamageQuad,
};
/**
* For all AC colliders, sets any damage effects from collisions with AT colliders to their corresponding actor's
* CollisionCheckInfo.
*/
void CollisionCheck_Damage(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx) {
s32 i;
for (i = 0; i < colChkCtx->colACCount; i++) {
Collider* collider = colChkCtx->colAC[i];
if (collider == NULL) {
continue;
}
if (collider->acFlags & AC_NO_DAMAGE) {
continue;
}
sApplyDamageFuncs[collider->shape](globalCtx, colChkCtx, collider);
}
}
/**
* Checks if the line ab intersects any of the ColliderJntSph's elements
*/
s32 CollisionCheck_LineOC_JntSph(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider,
Vec3f* a, Vec3f* b) {
static Linef D_8015E610;
ColliderJntSph* jntSph = (ColliderJntSph*)collider;
s32 i;
for (i = 0; i < jntSph->count; i++) {
ColliderJntSphElement* element = &jntSph->elements[i];
if (!(element->info.ocElemFlags & OCELEM_ON)) {
continue;
}
D_8015E610.a = *a;
D_8015E610.b = *b;
if (Math3D_LineVsSph(&element->dim.worldSphere, &D_8015E610) == 1) {
return true;
}
}
return false;
}
/**
* Checks if the line segment ab intersects the ColliderCylinder
*/
s32 CollisionCheck_LineOC_Cyl(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Collider* collider, Vec3f* a,
Vec3f* b) {
static Vec3f D_8015E628;
static Vec3f D_8015E638;
ColliderCylinder* cylinder = (ColliderCylinder*)collider;
if (!(cylinder->info.ocElemFlags & OCELEM_ON)) {
return false;
}
if (Math3D_CylVsLineSeg(&cylinder->dim, a, b, &D_8015E628, &D_8015E638) != 0) {
return true;
}
return false;
}
static ColChkLineFunc sOCLineCheckFuncs[4] = {
CollisionCheck_LineOC_JntSph,
CollisionCheck_LineOC_Cyl,
NULL,
NULL,
};
/**
* Checks if the line segment ab intersects any OC colliders, excluding those attached to actors
* on the exclusion list. Returns true if there are any intersections and false otherwise.
*/
s32 CollisionCheck_LineOC(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Vec3f* a, Vec3f* b,
Actor** exclusions, s32 numExclusions) {
ColChkLineFunc lineCheck;
Collider** col;
s32 i;
s32 exclude;
s32 result = 0;
for (col = colChkCtx->colOC; col < colChkCtx->colOC + colChkCtx->colOCCount; col++) {
if (CollisionCheck_SkipOC(*col) == 1) {
continue;
}
exclude = 0;
for (i = 0; i < numExclusions; i++) {
if ((*col)->actor == exclusions[i]) {
exclude = 1;
break;
}
}
if (exclude == 1) {
continue;
}
lineCheck = sOCLineCheckFuncs[(*col)->shape];
if (lineCheck == NULL) {
// "type %d not supported"
osSyncPrintf("CollisionCheck_generalLineOcCheck():未対応 %dタイプ\n", (*col)->shape);
} else {
result = lineCheck(globalCtx, colChkCtx, (*col), a, b);
if (result) {
break;
}
}
}
return result;
}
/**
* Checks if the line segment ab intersects any OC colliders. Returns true if there are any intersections and false
* otherwise. Unused.
*/
s32 CollisionCheck_LineOCCheckAll(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Vec3f* a, Vec3f* b) {
return CollisionCheck_LineOC(globalCtx, colChkCtx, a, b, NULL, 0);
}
/**
* Checks if the line segment ab intersects any OC colliders, excluding those attached to actors on the exclusion list.
* Returns true if there are any intersections and false otherwise.
*/
s32 CollisionCheck_LineOCCheck(GlobalContext* globalCtx, CollisionCheckContext* colChkCtx, Vec3f* a, Vec3f* b,
Actor** exclusions, s32 numExclusions) {
return CollisionCheck_LineOC(globalCtx, colChkCtx, a, b, exclusions, numExclusions);
}
/**
* Moves the ColliderCylinder's position to the actor's position
*/
void Collider_UpdateCylinder(Actor* actor, ColliderCylinder* collider) {
collider->dim.pos.x = actor->world.pos.x;
collider->dim.pos.y = actor->world.pos.y;
collider->dim.pos.z = actor->world.pos.z;
}
/**
* Sets the ColliderCylinder's position
*/
void Collider_SetCylinderPosition(ColliderCylinder* collider, Vec3s* pos) {
collider->dim.pos.x = pos->x;
collider->dim.pos.y = pos->y;
collider->dim.pos.z = pos->z;
}
/**
* Sets the ColliderQuad's vertices
*/
void Collider_SetQuadVertices(ColliderQuad* collider, Vec3f* a, Vec3f* b, Vec3f* c, Vec3f* d) {
Math_Vec3f_Copy(&collider->dim.quad[2], c);
Math_Vec3f_Copy(&collider->dim.quad[3], d);
Math_Vec3f_Copy(&collider->dim.quad[0], a);
Math_Vec3f_Copy(&collider->dim.quad[1], b);
Collider_SetQuadMidpoints(&collider->dim);
}
/**
* Sets the specified ColliderTrisElement's vertices
*/
void Collider_SetTrisVertices(ColliderTris* collider, s32 index, Vec3f* a, Vec3f* b, Vec3f* c) {
ColliderTrisElement* element = &collider->elements[index];
f32 nx;
f32 ny;
f32 nz;
f32 originDist;
Math_Vec3f_Copy(&element->dim.vtx[0], a);
Math_Vec3f_Copy(&element->dim.vtx[1], b);
Math_Vec3f_Copy(&element->dim.vtx[2], c);
Math3D_DefPlane(a, b, c, &nx, &ny, &nz, &originDist);
element->dim.plane.normal.x = nx;
element->dim.plane.normal.y = ny;
element->dim.plane.normal.z = nz;
element->dim.plane.originDist = originDist;
}
/**
* Sets the specified ColliderTrisElement's dim using the values in src
*/
void Collider_SetTrisDim(GlobalContext* globalCtx, ColliderTris* collider, s32 index, ColliderTrisElementDimInit* src) {
ColliderTrisElement* element = &collider->elements[index];
Collider_SetTrisElementDim(globalCtx, &element->dim, src);
}
// Due to an unknown reason, bss ordering changed between the 2 static Vec3f variables in the function below.
// In order to reproduce this behavior, we need a specific number of bss variables in the file before that point.
// For this, we introduce a certain amount of dummy variables throughout the file, which we fit inside padding added
// by the compiler between structs like TriNorm and/or Vec3f, so they don't take space in bss.
static s8 sBssDummy11;
static s8 sBssDummy12;
static s8 sBssDummy13;
static s8 sBssDummy14;
/**
* Updates the world spheres for all of the collider's JntSph elements attached to the specified limb
*/
void Collider_UpdateSpheres(s32 limb, ColliderJntSph* collider) {
static Vec3f D_8015E648;
static Vec3f D_8015CF00; // bss ordering changes here
s32 i;
for (i = 0; i < collider->count; i++) {
if (limb == collider->elements[i].dim.limb) {
D_8015E648.x = collider->elements[i].dim.modelSphere.center.x;
D_8015E648.y = collider->elements[i].dim.modelSphere.center.y;
D_8015E648.z = collider->elements[i].dim.modelSphere.center.z;
Matrix_MultVec3f(&D_8015E648, &D_8015CF00);
collider->elements[i].dim.worldSphere.center.x = D_8015CF00.x;
collider->elements[i].dim.worldSphere.center.y = D_8015CF00.y;
collider->elements[i].dim.worldSphere.center.z = D_8015CF00.z;
collider->elements[i].dim.worldSphere.radius =
collider->elements[i].dim.modelSphere.radius * collider->elements[i].dim.scale;
}
}
}
/**
* Spawns red blood droplets.
* No actor has a collision type that spawns red blood.
*/
void CollisionCheck_SpawnRedBlood(GlobalContext* globalCtx, Vec3f* v) {
static EffectSparkInit D_8015CF10;
s32 effectIndex;
D_8015CF10.position.x = v->x;
D_8015CF10.position.y = v->y;
D_8015CF10.position.z = v->z;
D_8015CF10.uDiv = 5;
D_8015CF10.vDiv = 5;
D_8015CF10.colorStart[0].r = 128;
D_8015CF10.colorStart[0].g = 0;
D_8015CF10.colorStart[0].b = 64;
D_8015CF10.colorStart[0].a = 255;
D_8015CF10.colorStart[1].r = 128;
D_8015CF10.colorStart[1].g = 0;
D_8015CF10.colorStart[1].b = 64;
D_8015CF10.colorStart[1].a = 255;
D_8015CF10.colorStart[2].r = 255;
D_8015CF10.colorStart[2].g = 128;
D_8015CF10.colorStart[2].b = 0;
D_8015CF10.colorStart[2].a = 255;
D_8015CF10.colorStart[3].r = 255;
D_8015CF10.colorStart[3].g = 128;
D_8015CF10.colorStart[3].b = 0;
D_8015CF10.colorStart[3].a = 255;
D_8015CF10.colorEnd[0].r = 64;
D_8015CF10.colorEnd[0].g = 0;
D_8015CF10.colorEnd[0].b = 32;
D_8015CF10.colorEnd[0].a = 0;
D_8015CF10.colorEnd[1].r = 64;
D_8015CF10.colorEnd[1].g = 0;
D_8015CF10.colorEnd[1].b = 32;
D_8015CF10.colorEnd[1].a = 0;
D_8015CF10.colorEnd[2].r = 128;
D_8015CF10.colorEnd[2].g = 0;
D_8015CF10.colorEnd[2].b = 64;
D_8015CF10.colorEnd[2].a = 0;
D_8015CF10.colorEnd[3].r = 128;
D_8015CF10.colorEnd[3].g = 0;
D_8015CF10.colorEnd[3].b = 64;
D_8015CF10.colorEnd[3].a = 0;
D_8015CF10.timer = 0;
D_8015CF10.duration = 16;
D_8015CF10.speed = 8.0f;
D_8015CF10.gravity = -1.0f;
Effect_Add(globalCtx, &effectIndex, EFFECT_SPARK, 0, 1, &D_8015CF10);
}
/**
* Spawns water droplets.
* No actor has a collision type that spawns water droplets.
*/
void CollisionCheck_SpawnWaterDroplets(GlobalContext* globalCtx, Vec3f* v) {
static EffectSparkInit D_8015D3D8;
s32 effectIndex;
D_8015D3D8.position.x = v->x;
D_8015D3D8.position.y = v->y;
D_8015D3D8.position.z = v->z;
D_8015D3D8.uDiv = 5;
D_8015D3D8.vDiv = 5;
D_8015D3D8.colorStart[0].r = 255;
D_8015D3D8.colorStart[0].g = 255;
D_8015D3D8.colorStart[0].b = 255;
D_8015D3D8.colorStart[0].a = 255;
D_8015D3D8.colorStart[1].r = 100;
D_8015D3D8.colorStart[1].g = 100;
D_8015D3D8.colorStart[1].b = 100;
D_8015D3D8.colorStart[1].a = 100;
D_8015D3D8.colorStart[2].r = 100;
D_8015D3D8.colorStart[2].g = 100;
D_8015D3D8.colorStart[2].b = 100;
D_8015D3D8.colorStart[2].a = 100;
D_8015D3D8.colorStart[3].r = 100;
D_8015D3D8.colorStart[3].g = 100;
D_8015D3D8.colorStart[3].b = 100;
D_8015D3D8.colorStart[3].a = 100;
D_8015D3D8.colorEnd[0].r = 50;
D_8015D3D8.colorEnd[0].g = 50;
D_8015D3D8.colorEnd[0].b = 50;
D_8015D3D8.colorEnd[0].a = 50;
D_8015D3D8.colorEnd[1].r = 50;
D_8015D3D8.colorEnd[1].g = 50;
D_8015D3D8.colorEnd[1].b = 50;
D_8015D3D8.colorEnd[1].a = 50;
D_8015D3D8.colorEnd[2].r = 50;
D_8015D3D8.colorEnd[2].g = 50;
D_8015D3D8.colorEnd[2].b = 50;
D_8015D3D8.colorEnd[2].a = 50;
D_8015D3D8.colorEnd[3].r = 0;
D_8015D3D8.colorEnd[3].g = 0;
D_8015D3D8.colorEnd[3].b = 0;
D_8015D3D8.colorEnd[3].a = 0;
D_8015D3D8.timer = 0;
D_8015D3D8.duration = 16;
D_8015D3D8.speed = 8.0f;
D_8015D3D8.gravity = -1.0f;
Effect_Add(globalCtx, &effectIndex, EFFECT_SPARK, 0, 1, &D_8015D3D8);
}
/**
* Spawns streaks of light from hits against solid objects
*/
void CollisionCheck_SpawnShieldParticles(GlobalContext* globalCtx, Vec3f* v) {
static EffectShieldParticleInit initMetal = {
16,
{ 0, 0, 0 },
{ 0, 200, 255, 255 },
{ 255, 255, 255, 255 },
{ 255, 255, 128, 255 },
{ 255, 255, 0, 255 },
{ 255, 64, 0, 200 },
{ 255, 0, 0, 255 },
2.1f,
35.0f,
30.0f,
8,
{ 0, 0, 0, { 0, 128, 255 }, false, 300 },
true,
};
s32 effectIndex;
initMetal.position.x = v->x;
initMetal.position.y = v->y;
initMetal.position.z = v->z;
initMetal.lightPoint.x = initMetal.position.x;
initMetal.lightPoint.y = initMetal.position.y;
initMetal.lightPoint.z = initMetal.position.z;
Effect_Add(globalCtx, &effectIndex, EFFECT_SHIELD_PARTICLE, 0, 1, &initMetal);
}
/**
* Spawns streaks of light and makes a metallic sound
*/
void CollisionCheck_SpawnShieldParticlesMetal(GlobalContext* globalCtx, Vec3f* v) {
CollisionCheck_SpawnShieldParticles(globalCtx, v);
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_REFLECT_SW, &D_801333D4, 4, &D_801333E0, &D_801333E0, &D_801333E8);
}
/**
* Spawns streaks of light and makes a metallic sound at the specified position
*/
void CollisionCheck_SpawnShieldParticlesMetalSound(GlobalContext* globalCtx, Vec3f* v, Vec3f* pos) {
CollisionCheck_SpawnShieldParticles(globalCtx, v);
Audio_PlaySoundGeneral(NA_SE_IT_SHIELD_REFLECT_SW, pos, 4, &D_801333E0, &D_801333E0, &D_801333E8);
}
/**
* Spawns streaks of light and makes a metallic sound
*/
void CollisionCheck_SpawnShieldParticlesMetal2(GlobalContext* globalCtx, Vec3f* v) {
CollisionCheck_SpawnShieldParticlesMetal(globalCtx, v);
}
/**
* Spawns streaks of light and makes a wooden sound
*/
void CollisionCheck_SpawnShieldParticlesWood(GlobalContext* globalCtx, Vec3f* v, Vec3f* actorPos) {
static EffectShieldParticleInit initWood = {
16,
{ 0, 0, 0 },
{ 0, 200, 255, 255 },
{ 255, 255, 255, 255 },
{ 255, 255, 128, 255 },
{ 255, 255, 0, 255 },
{ 255, 64, 0, 200 },
{ 255, 0, 0, 255 },
2.1f,
35.0f,
30.0f,
8,
{ 0, 0, 0, { 0, 128, 255 }, false, 300 },
false,
};
s32 effectIndex;
initWood.position.x = v->x;
initWood.position.y = v->y;
initWood.position.z = v->z;
initWood.lightPoint.x = initWood.position.x;
initWood.lightPoint.y = initWood.position.y;
initWood.lightPoint.z = initWood.position.z;
Effect_Add(globalCtx, &effectIndex, EFFECT_SHIELD_PARTICLE, 0, 1, &initWood);
Audio_PlaySoundGeneral(NA_SE_IT_REFLECTION_WOOD, actorPos, 4, &D_801333E0, &D_801333E0, &D_801333E8);
}
/**
* Determines if the line segment connecting itemPos and itemProjPos intersects the side of a cylinder with the given
* radius, height, and offset at actorPos. Returns 3 if either endpoint is inside the cylinder, otherwise returns the
* number of points of intersection with the side of the cylinder. The locations of those points are put in out1 and
* out2, with out1 being closer to itemPos. Line segments that pass through both bases of the cylinder are not detected.
*/
s32 CollisionCheck_CylSideVsLineSeg(f32 radius, f32 height, f32 offset, Vec3f* actorPos, Vec3f* itemPos,
Vec3f* itemProjPos, Vec3f* out1, Vec3f* out2) {
Vec3f actorToItem;
Vec3f actorToItemProj;
Vec3f itemStep;
f32 frac1;
f32 frac2;
u32 intersect2;
u32 intersect1;
u32 test1;
u32 test2;
f32 radSqDiff;
f32 actorDotItemXZ;
f32 zero = 0.0f;
f32 closeDist;
s32 pad1;
s32 pad2;
actorToItem.x = itemPos->x - actorPos->x;
actorToItem.y = itemPos->y - actorPos->y - offset;
actorToItem.z = itemPos->z - actorPos->z;
actorToItemProj.x = itemProjPos->x - actorPos->x;
actorToItemProj.y = itemProjPos->y - actorPos->y - offset;
actorToItemProj.z = itemProjPos->z - actorPos->z;
itemStep.x = actorToItemProj.x - actorToItem.x;
itemStep.y = actorToItemProj.y - actorToItem.y;
itemStep.z = actorToItemProj.z - actorToItem.z;
if ((actorToItem.y > 0.0f) && (actorToItem.y < height) && (sqrtf(SQXZ(actorToItem)) < radius)) {
return 3;
}
if ((actorToItemProj.y > 0.0f) && (actorToItemProj.y < height) && (sqrtf(SQXZ(actorToItemProj)) < radius)) {
return 3;
}
radSqDiff = SQXZ(actorToItem) - SQ(radius);
if (!IS_ZERO(SQXZ(itemStep))) {
actorDotItemXZ = DOTXZ(2.0f * itemStep, actorToItem);
if (SQ(actorDotItemXZ) < (4.0f * SQXZ(itemStep) * radSqDiff)) {
return 0;
}
if (SQ(actorDotItemXZ) - (4.0f * SQXZ(itemStep) * radSqDiff) > zero) {
intersect1 = intersect2 = 1;
} else {
intersect1 = 1;
intersect2 = 0;
}
closeDist = sqrtf(SQ(actorDotItemXZ) - (4.0f * SQXZ(itemStep) * radSqDiff));
if (intersect1 == 1) {
frac1 = (closeDist - actorDotItemXZ) / (2.0f * SQXZ(itemStep));
}
if (intersect2 == 1) {
frac2 = (-actorDotItemXZ - closeDist) / (2.0f * SQXZ(itemStep));
}
} else if (!IS_ZERO(DOTXZ(2.0f * itemStep, actorToItem))) {
intersect1 = 1;
intersect2 = 0;
frac1 = -radSqDiff / DOTXZ(2.0f * itemStep, actorToItem);
} else {
if (radSqDiff <= 0.0f) {
test1 = (0.0f < actorToItem.y) && (actorToItem.y < height);
test2 = (0.0f < actorToItemProj.y) && (actorToItemProj.y < height);
if (test1 && test2) {
*out1 = actorToItem;
*out2 = actorToItemProj;
return 2;
}
if (test1) {
*out1 = actorToItem;
return 1;
}
if (test2) {
*out1 = actorToItemProj;
return 1;
}
}
return 0;
}
if (intersect2 == 0) {
if (frac1 < 0.0f || 1.0f < frac1) {
return 0;
}
} else {
test1 = (frac1 < 0.0f || 1.0f < frac1);
test2 = (frac2 < 0.0f || 1.0f < frac2);
if (test1 && test2) {
return 0;
}
if (test1) {
intersect1 = 0;
}
if (test2) {
intersect2 = 0;
}
}
if ((intersect1 == 1) &&
((frac1 * itemStep.y + actorToItem.y < 0.0f) || (height < frac1 * itemStep.y + actorToItem.y))) {
intersect1 = 0;
}
if ((intersect2 == 1) &&
((frac2 * itemStep.y + actorToItem.y < 0.0f) || (height < frac2 * itemStep.y + actorToItem.y))) {
intersect2 = 0;
}
if (intersect1 == 0 && intersect2 == 0) {
return 0;
} else if ((intersect1 == 1) && (intersect2 == 1)) {
out1->x = frac1 * itemStep.x + actorToItem.x + actorPos->x;
out1->y = frac1 * itemStep.y + actorToItem.y + actorPos->y;
out1->z = frac1 * itemStep.z + actorToItem.z + actorPos->z;
out2->x = frac2 * itemStep.x + actorToItem.x + actorPos->x;
out2->y = frac2 * itemStep.y + actorToItem.y + actorPos->y;
out2->z = frac2 * itemStep.z + actorToItem.z + actorPos->z;
return 2;
} else if (intersect1 == 1) {
out1->x = frac1 * itemStep.x + actorToItem.x + actorPos->x;
out1->y = frac1 * itemStep.y + actorToItem.y + actorPos->y;
out1->z = frac1 * itemStep.z + actorToItem.z + actorPos->z;
return 1;
} else if (intersect2 == 1) {
out1->x = frac2 * itemStep.x + actorToItem.x + actorPos->x;
out1->y = frac2 * itemStep.y + actorToItem.y + actorPos->y;
out1->z = frac2 * itemStep.z + actorToItem.z + actorPos->z;
return 1;
}
return 1;
}
/**
* Gets damage from a sword strike using generic values, and returns 0 if the attack is
* not sword-type. Used by bosses to require that a sword attack deal the killing blow.
*/
u8 CollisionCheck_GetSwordDamage(s32 dmgFlags) {
u8 damage = 0;
if (dmgFlags & 0x00400100) {
damage = 1;
} else if (dmgFlags & 0x03000242) {
damage = 2;
} else if (dmgFlags & 0x48800400) {
damage = 4;
} else if (dmgFlags & 0x04000000) {
damage = 8;
}
KREG(7) = damage;
return damage;
}
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