mirror of
https://github.com/GTAmodding/re3.git
synced 2024-12-26 19:05:42 +00:00
68 lines
No EOL
1.6 KiB
C
68 lines
No EOL
1.6 KiB
C
#pragma once
|
|
|
|
#include "CompressedVector.h"
|
|
|
|
enum Direction {
|
|
DIR_X_POS,
|
|
DIR_X_NEG,
|
|
DIR_Y_POS,
|
|
DIR_Y_NEG,
|
|
DIR_Z_POS,
|
|
DIR_Z_NEG,
|
|
};
|
|
|
|
struct CColTriangle
|
|
{
|
|
uint16 a;
|
|
uint16 b;
|
|
uint16 c;
|
|
uint8 surface;
|
|
|
|
void Set(const CompressedVector *v, int a, int b, int c, uint8 surf, uint8 piece);
|
|
};
|
|
|
|
struct CColTrianglePlane
|
|
{
|
|
#ifdef VU_COLLISION
|
|
CompressedVector normal;
|
|
int16 dist;
|
|
|
|
void Set(const CVector &va, const CVector &vb, const CVector &vc);
|
|
void Set(const CompressedVector *v, CColTriangle &tri) { Set(v[tri.a].Get(), v[tri.b].Get(), v[tri.c].Get()); }
|
|
void GetNormal(CVector &n) const { n.x = normal.x/4096.0f; n.y = normal.y/4096.0f; n.z = normal.z/4096.0f; }
|
|
float CalcPoint(const CVector &v) const { CVector n; GetNormal(n); return DotProduct(n, v) - dist/128.0f; };
|
|
#ifdef GTA_PS2
|
|
void Unpack(uint128 &qword) const {
|
|
__asm__ volatile (
|
|
"lh $8, 0(%1)\n"
|
|
"lh $9, 2(%1)\n"
|
|
"lh $10, 4(%1)\n"
|
|
"lh $11, 6(%1)\n"
|
|
"pextlw $10, $8\n"
|
|
"pextlw $11, $9\n"
|
|
"pextlw $2, $11, $10\n"
|
|
"sq $2, %0\n"
|
|
: "=m" (qword)
|
|
: "r" (this)
|
|
: "$8", "$9", "$10", "$11", "$2"
|
|
);
|
|
}
|
|
#else
|
|
void Unpack(int32 *qword) const {
|
|
qword[0] = normal.x;
|
|
qword[1] = normal.y;
|
|
qword[2] = normal.z;
|
|
qword[3] = dist;
|
|
}
|
|
#endif
|
|
#else
|
|
CVector normal;
|
|
float dist;
|
|
uint8 dir;
|
|
|
|
void Set(const CVector &va, const CVector &vb, const CVector &vc);
|
|
void Set(const CompressedVector *v, CColTriangle &tri) { Set(v[tri.a].Get(), v[tri.b].Get(), v[tri.c].Get()); }
|
|
void GetNormal(CVector &n) const { n = normal; }
|
|
float CalcPoint(const CVector &v) const { return DotProduct(normal, v) - dist; };
|
|
#endif
|
|
}; |