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Initial Prey Game integration support.

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This commit is contained in:
Justin Marshall
2026-05-05 15:01:01 -07:00
parent a6c6f1ed26
commit 8d5f678b25
552 changed files with 265551 additions and 209 deletions
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neo/idlib/math/Vector.h
+30
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@@ -313,6 +313,18 @@ ID_INLINE float *idVec2::ToFloatPtr( void ) {
//
//===============================================================
#ifdef PREY
// HUMANHEAD pdm: support for 6 bit vector compression, direction masks
#define INDEX_IN_MASK(mask, index) ( ((mask) & (1<<(index)) ) != 0 )
#define MASK_NEGX 0x0001
#define MASK_POSX 0x0002
#define MASK_NEGY 0x0004
#define MASK_POSY 0x0008
#define MASK_NEGZ 0x0010
#define MASK_POSZ 0x0020
// HUMANHEAD END
#endif
class idVec3 {
public:
float x;
@@ -384,11 +396,29 @@ public:
void Lerp( const idVec3 &v1, const idVec3 &v2, const float l );
void SLerp( const idVec3 &v1, const idVec3 &v2, const float l );
idVec3 ToNormal() const;
#ifdef PREY
// HUMANHEAD nla - Returns a Mat3 with Z up instead of down
idMat3 hhToMat3(void) const; // vector should be normalized
int DirectionMask() const; // calculate direction bitmask
idVec3(int directionMask); // construct from direction bitmask
// HUMANHEAD END
#endif
};
extern idVec3 vec3_origin;
#define vec3_zero vec3_origin
ID_INLINE idVec3 idVec3::ToNormal() const {
float sqrLength, invLength;
sqrLength = x * x + y * y + z * z;
invLength = idMath::InvSqrt(sqrLength);
return *this * invLength;
}
ID_INLINE idVec3::idVec3( void ) {
}