1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
#include <ultra64.h>
#include <global.h>
// This file comes after z_bgcheck.c and contains functions to manage actors attached to Bg Actors.
// Perhaps it is called something like z_bgcheck_attach.c
// The functions will use the BgCheck2 prefix for now.
void BgCheck2_UpdateActorPosition(CollisionContext* bgCtxt, s32 index, Actor* actor) {
z_Matrix prevMatrix;
z_Matrix prevMatrixInv;
z_Matrix currMatrix;
Vec3f newPos;
Vec3f posWithInv;
if (BgCheck_IsActorMeshIndexValid(index) == 0) return;
Matrix_MakeTranslationRotationYXZScale(&prevMatrix,
bgCtxt->dyna.actorMeshArr[index].prevParams.scale.x,
bgCtxt->dyna.actorMeshArr[index].prevParams.scale.y,
bgCtxt->dyna.actorMeshArr[index].prevParams.scale.z,
bgCtxt->dyna.actorMeshArr[index].prevParams.rotation.x,
bgCtxt->dyna.actorMeshArr[index].prevParams.rotation.y,
bgCtxt->dyna.actorMeshArr[index].prevParams.rotation.z,
bgCtxt->dyna.actorMeshArr[index].prevParams.pos.x,
bgCtxt->dyna.actorMeshArr[index].prevParams.pos.y,
bgCtxt->dyna.actorMeshArr[index].prevParams.pos.z);
if (Matrix_Invert(&prevMatrix, &prevMatrixInv) == 2) return;
Matrix_MakeTranslationRotationYXZScale(&currMatrix,
bgCtxt->dyna.actorMeshArr[index].currParams.scale.x,
bgCtxt->dyna.actorMeshArr[index].currParams.scale.y,
bgCtxt->dyna.actorMeshArr[index].currParams.scale.z,
bgCtxt->dyna.actorMeshArr[index].currParams.rotation.x,
bgCtxt->dyna.actorMeshArr[index].currParams.rotation.y,
bgCtxt->dyna.actorMeshArr[index].currParams.rotation.z,
bgCtxt->dyna.actorMeshArr[index].currParams.pos.x,
bgCtxt->dyna.actorMeshArr[index].currParams.pos.y,
bgCtxt->dyna.actorMeshArr[index].currParams.pos.z);
Matrix_MultiplyByVectorXYZ(&prevMatrixInv, &actor->currPosRot.pos, &posWithInv);
Matrix_MultiplyByVectorXYZ(&currMatrix, &posWithInv, &newPos);
actor->currPosRot.pos = newPos;
}
void BgCheck2_UpdateActorYRotation(CollisionContext* bgCtxt, s32 index, Actor* actor) {
s16 angleChange;
if (BgCheck_IsActorMeshIndexValid(index) == 0) return;
angleChange = bgCtxt->dyna.actorMeshArr[index].currParams.rotation.y - bgCtxt->dyna.actorMeshArr[index].prevParams.rotation.y;
if (actor->id == 0) {
((ActorPlayer*)actor)->unkAD4 += angleChange;
}
actor->shape.rot.y += angleChange;
actor->currPosRot.rot.y += angleChange;
}
void BgCheck2_AttachToMesh(CollisionContext* bgCtxt, Actor* actor, s32 index) {
DynaPolyActor *meshActor;
if (BgCheck_IsActorMeshIndexValid(index) == 0) return;
meshActor = BgCheck_GetActorOfMesh(bgCtxt,index);
if (meshActor != NULL) {
func_800CAE88(meshActor);
if ((actor->flags & 0x4000000) == 0x4000000) {
func_800CAF24(meshActor);
}
if ((actor->flags & 0x20000) == 0x20000) {
func_800CAF38(meshActor);
}
}
}
u32 BgCheck2_UpdateActorAttachedToMesh(CollisionContext* bgCtxt, s32 index, Actor* actor) {
u32 wasUpdated = 0;
DynaPolyActor *meshActor;
if (BgCheck_IsActorMeshIndexValid(index) == 0) return 0;
if (((bgCtxt->dyna.flags[index] & 2) != 0) || ((bgCtxt->dyna.flags[index] & 1) == 0)) return 0;
meshActor = BgCheck_GetActorOfMesh(bgCtxt,index);
if (meshActor == NULL) return 0;
if ((meshActor->unk154 & 1) != 0) {
BgCheck2_UpdateActorPosition(bgCtxt,index,actor);
wasUpdated = 1;
}
if ((meshActor->unk154 & 2) != 0) {
BgCheck2_UpdateActorYRotation(bgCtxt,index,actor);
wasUpdated = 1;
}
return wasUpdated;
}
|
