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Added reverse-engineered interfaces lib code and hacked up tier1 and mathlib to build against the newer headers.

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This commit is contained in:
Scott Ehlert
2012-05-21 02:49:35 -05:00
parent afaa180bbc
commit fb701bd569
77 changed files with 2753 additions and 431 deletions
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1
mathlib/anorms.cpp
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@ -6,6 +6,7 @@
#if !defined(_STATIC_LINKED) || defined(_SHARED_LIB)
#include "mathlib/mathlib.h"
#include "mathlib/vector.h"
#include "mathlib/anorms.h"

1
mathlib/halton.cpp
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@ -5,6 +5,7 @@
//=====================================================================================//
#include <halton.h>
#include "mathlib/mathlib.h"
HaltonSequenceGenerator_t::HaltonSequenceGenerator_t(int b)
{

1
mathlib/imagequant.cpp
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@ -6,6 +6,7 @@
//
//=============================================================================//
#include <quantize.h>
#include "tier0/basetypes.h"
#define N_EXTRAVALUES 1
#define N_DIMENSIONS (3+N_EXTRAVALUES)

8
mathlib/lightdesc.cpp
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@ -27,12 +27,12 @@ void LightDesc_t::RecalculateDerivedValues(void)
{
// note - this quantity is very sensitive to round off error. the sse
// reciprocal approximation won't cut it here.
OneOver_ThetaDot_Minus_PhiDot=1.0/spread;
m_OneOverThetaDotMinusPhiDot=1.0/spread;
}
else
{
// hard falloff instead of divide by zero
OneOver_ThetaDot_Minus_PhiDot=1.0;
m_OneOverThetaDotMinusPhiDot=1.0;
}
}
if (m_Type==MATERIAL_LIGHT_DIRECTIONAL)
@ -140,7 +140,7 @@ void LightDesc_t::ComputeLightAtPoints( const FourVectors &pos, const FourVector
fltx4 dot2=SubSIMD(Four_Zeros,delta*m_Direction); // dot position with spot light dir for cone falloff
fltx4 cone_falloff_scale=MulSIMD(ReplicateX4(OneOver_ThetaDot_Minus_PhiDot),
fltx4 cone_falloff_scale=MulSIMD(ReplicateX4(m_OneOverThetaDotMinusPhiDot),
SubSIMD(dot2,ReplicateX4(m_PhiDot)));
cone_falloff_scale=MinSIMD(cone_falloff_scale,Four_Ones);
@ -236,7 +236,7 @@ void LightDesc_t::ComputeNonincidenceLightAtPoints( const FourVectors &pos, Four
fltx4 dot2=SubSIMD(Four_Zeros,delta*m_Direction); // dot position with spot light dir for cone falloff
fltx4 cone_falloff_scale=MulSIMD(ReplicateX4(OneOver_ThetaDot_Minus_PhiDot),
fltx4 cone_falloff_scale=MulSIMD(ReplicateX4(m_OneOverThetaDotMinusPhiDot),
SubSIMD(dot2,ReplicateX4(m_PhiDot)));
cone_falloff_scale=MinSIMD(cone_falloff_scale,Four_Ones);

20
mathlib/mathlib.sln Normal file
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@ -0,0 +1,20 @@

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407
mathlib/mathlib.vcproj Normal file
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@ -0,0 +1,407 @@
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</ClCompile>
<ClCompile Include="simdvectormatrix.cpp">
<Filter>Source Files</Filter>
</ClCompile>
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<Filter>Source Files</Filter>
</ClCompile>
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<Filter>Source Files</Filter>
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<ClCompile Include="sseconst.cpp">
<Filter>Source Files</Filter>
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<ClCompile Include="ssenoise.cpp">
<Filter>Source Files</Filter>
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<ClCompile Include="vector.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="vmatrix.cpp">
<Filter>Source Files</Filter>
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<ClInclude Include="..\public\mathlib\amd3dx.h">
<Filter>Public Header Files</Filter>
</ClInclude>
<ClInclude Include="..\public\mathlib\anorms.h">
<Filter>Public Header Files</Filter>
</ClInclude>
<ClInclude Include="..\public\mathlib\bumpvects.h">
<Filter>Public Header Files</Filter>
</ClInclude>
<ClInclude Include="..\public\mathlib\compressed_3d_unitvec.h">
<Filter>Public Header Files</Filter>
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<ClInclude Include="..\public\mathlib\compressed_light_cube.h">
<Filter>Public Header Files</Filter>
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<ClInclude Include="..\public\mathlib\compressed_vector.h">
<Filter>Public Header Files</Filter>
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<ClInclude Include="..\public\mathlib\halton.h">
<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Public Header Files</Filter>
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<Filter>Header Files</Filter>
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<Filter>Header Files</Filter>
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327
mathlib/mathlib_base.cpp
View File

@ -24,13 +24,12 @@
#include "mathlib/mathlib.h"
#include "mathlib/vector.h"
#if !defined( _X360 )
#include "mathlib/amd3dx.h"
#include "3dnow.h"
#include "sse.h"
#endif
#include "mathlib/ssemath.h"
#include "mathlib/ssequaternion.h"
#include "mathlib/vplane.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
@ -42,7 +41,6 @@ bool s_bMathlibInitialized = false;
void Sys_Error (char *error, ...);
#endif
const Vector vec3_origin(0,0,0);
const QAngle vec3_angle(0,0,0);
const Vector vec3_invalid( FLT_MAX, FLT_MAX, FLT_MAX );
const int nanmask = 255<<23;
@ -63,10 +61,10 @@ float _rsqrtf(float x)
return 1.f / _sqrtf( x );
}
float FASTCALL _VectorNormalize (Vector& vec)
float VectorNormalize (Vector& vec)
{
#ifdef _VPROF_MATHLIB
VPROF_BUDGET( "_VectorNormalize", "Mathlib" );
VPROF_BUDGET( "VectorNormalize", "Mathlib" );
#endif
Assert( s_bMathlibInitialized );
float radius = sqrtf(vec.x*vec.x + vec.y*vec.y + vec.z*vec.z);
@ -81,6 +79,8 @@ float FASTCALL _VectorNormalize (Vector& vec)
return radius;
}
// TODO: Add fast C VectorNormalizeFast.
// Perhaps use approximate rsqrt trick, if the accuracy isn't too bad.
void FASTCALL _VectorNormalizeFast (Vector& vec)
@ -109,7 +109,6 @@ float _InvRSquared(const float* v)
float (*pfSqrt)(float x) = _sqrtf;
float (*pfRSqrt)(float x) = _rsqrtf;
float (*pfRSqrtFast)(float x) = _rsqrtf;
float (FASTCALL *pfVectorNormalize)(Vector& v) = _VectorNormalize;
void (FASTCALL *pfVectorNormalizeFast)(Vector& v) = _VectorNormalizeFast;
float (*pfInvRSquared)(const float* v) = _InvRSquared;
void (*pfFastSinCos)(float x, float* s, float* c) = SinCos;
@ -382,9 +381,9 @@ void MatrixInvert( const matrix3x4_t& in, matrix3x4_t& out )
Assert( s_bMathlibInitialized );
if ( &in == &out )
{
swap(out[0][1],out[1][0]);
swap(out[0][2],out[2][0]);
swap(out[1][2],out[2][1]);
V_swap(out[0][1],out[1][0]);
V_swap(out[0][2],out[2][0]);
V_swap(out[1][2],out[2][1]);
}
else
{
@ -1266,18 +1265,18 @@ bool SolveInverseQuadraticMonotonic( float x1, float y1, float x2, float y2, flo
// first, sort parameters
if (x1>x2)
{
swap(x1,x2);
swap(y1,y2);
V_swap(x1,x2);
V_swap(y1,y2);
}
if (x2>x3)
{
swap(x2,x3);
swap(y2,y3);
V_swap(x2,x3);
V_swap(y2,y3);
}
if (x1>x2)
{
swap(x1,x2);
swap(y1,y2);
V_swap(x1,x2);
V_swap(y1,y2);
}
// this code is not fast. what it does is when the curve would be non-monotonic, slowly shifts
// the center point closer to the linear line between the endpoints. Should anyone need htis
@ -3198,7 +3197,6 @@ bool CalcLineToLineIntersectionSegment(
#pragma optimize( "", on )
#endif
static bool s_b3DNowEnabled = false;
static bool s_bMMXEnabled = false;
static bool s_bSSEEnabled = false;
static bool s_bSSE2Enabled = false;
@ -3218,7 +3216,6 @@ void MathLib_Init( float gamma, float texGamma, float brightness, int overbright
pfSqrt = _sqrtf;
pfRSqrt = _rsqrtf;
pfRSqrtFast = _rsqrtf;
pfVectorNormalize = _VectorNormalize;
pfVectorNormalizeFast = _VectorNormalizeFast;
pfInvRSquared = _InvRSquared;
pfFastSinCos = SinCos;
@ -3235,31 +3232,11 @@ void MathLib_Init( float gamma, float texGamma, float brightness, int overbright
s_bMMXEnabled = false;
}
// SSE Generally performs better than 3DNow when present, so this is placed
// first to allow SSE to override these settings.
if ( bAllow3DNow && pi.m_b3DNow )
{
s_b3DNowEnabled = true;
// Select the 3DNow specific routines if available;
pfVectorNormalize = _3DNow_VectorNormalize;
pfVectorNormalizeFast = _3DNow_VectorNormalizeFast;
pfInvRSquared = _3DNow_InvRSquared;
pfSqrt = _3DNow_Sqrt;
pfRSqrt = _3DNow_RSqrt;
pfRSqrtFast = _3DNow_RSqrt;
}
else
{
s_b3DNowEnabled = false;
}
if ( bAllowSSE && pi.m_bSSE )
{
s_bSSEEnabled = true;
// Select the SSE specific routines if available
pfVectorNormalize = _VectorNormalize;
pfVectorNormalizeFast = _SSE_VectorNormalizeFast;
pfInvRSquared = _SSE_InvRSquared;
pfSqrt = _SSE_Sqrt;
@ -3295,12 +3272,6 @@ void MathLib_Init( float gamma, float texGamma, float brightness, int overbright
BuildGammaTable( gamma, texGamma, brightness, overbright );
}
bool MathLib_3DNowEnabled( void )
{
Assert( s_bMathlibInitialized );
return s_b3DNowEnabled;
}
bool MathLib_MMXEnabled( void )
{
Assert( s_bMathlibInitialized );
@ -3319,20 +3290,6 @@ bool MathLib_SSE2Enabled( void )
return s_bSSE2Enabled;
}
float Approach( float target, float value, float speed )
{
float delta = target - value;
if ( delta > speed )
value += speed;
else if ( delta < -speed )
value -= speed;
else
value = target;
return value;
}
// BUGBUG: Why doesn't this call angle diff?!?!?
float ApproachAngle( float target, float value, float speed )
{
@ -3816,8 +3773,8 @@ void GeneratePerspectiveFrustum( const Vector& origin, const Vector &forward,
float flIntercept = DotProduct( origin, forward );
// Setup the near and far planes.
frustum.SetPlane( FRUSTUM_FARZ, PLANE_ANYZ, -forward, -flZFar - flIntercept );
frustum.SetPlane( FRUSTUM_NEARZ, PLANE_ANYZ, forward, flZNear + flIntercept );
frustum.SetPlane( FRUSTUM_FARZ, -forward, -flZFar - flIntercept );
frustum.SetPlane( FRUSTUM_NEARZ, forward, flZNear + flIntercept );
flFovX *= 0.5f;
flFovY *= 0.5f;
@ -3834,8 +3791,8 @@ void GeneratePerspectiveFrustum( const Vector& origin, const Vector &forward,
VectorNormalize( normalPos );
VectorNormalize( normalNeg );
frustum.SetPlane( FRUSTUM_LEFT, PLANE_ANYZ, normalPos, normalPos.Dot( origin ) );
frustum.SetPlane( FRUSTUM_RIGHT, PLANE_ANYZ, normalNeg, normalNeg.Dot( origin ) );
frustum.SetPlane( FRUSTUM_LEFT, normalPos, normalPos.Dot( origin ) );
frustum.SetPlane( FRUSTUM_RIGHT,normalNeg, normalNeg.Dot( origin ) );
VectorMA( up, flTanY, forward, normalPos );
VectorMA( normalPos, -2.0f, up, normalNeg );
@ -3843,8 +3800,8 @@ void GeneratePerspectiveFrustum( const Vector& origin, const Vector &forward,
VectorNormalize( normalPos );
VectorNormalize( normalNeg );
frustum.SetPlane( FRUSTUM_BOTTOM, PLANE_ANYZ, normalPos, normalPos.Dot( origin ) );
frustum.SetPlane( FRUSTUM_TOP, PLANE_ANYZ, normalNeg, normalNeg.Dot( origin ) );
frustum.SetPlane( FRUSTUM_BOTTOM, normalPos, normalPos.Dot( origin ) );
frustum.SetPlane( FRUSTUM_TOP, normalNeg, normalNeg.Dot( origin ) );
}
@ -3859,23 +3816,40 @@ void GeneratePerspectiveFrustum( const Vector& origin, const QAngle &angles, flo
GeneratePerspectiveFrustum( origin, vecForward, vecRight, vecUp, flZNear, flZFar, flFovX, flFovY, frustum );
}
inline cplane_t *ToPlane(cplane_t *out, const Frustum_t &frustum, int type)
{
Vector vecNormal;
float dist;
frustum.GetPlane(type, &vecNormal, &dist);
out->normal = vecNormal;
out->dist = dist;
out->type = PLANE_ANYZ;
out->signbits = SignbitsForPlane(out);
return out;
}
bool R_CullBox( const Vector& mins, const Vector& maxs, const Frustum_t &frustum )
{
return (( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_RIGHT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_LEFT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_TOP) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_BOTTOM) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_NEARZ) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_FARZ) ) == 2 ) );
cplane_t p;
return (( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_RIGHT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_LEFT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_TOP) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_BOTTOM) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_NEARZ) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_FARZ) ) == 2 ) );
}
bool R_CullBoxSkipNear( const Vector& mins, const Vector& maxs, const Frustum_t &frustum )
{
return (( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_RIGHT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_LEFT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_TOP) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_BOTTOM) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, frustum.GetPlane(FRUSTUM_FARZ) ) == 2 ) );
cplane_t p;
return (( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_RIGHT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_LEFT) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_TOP) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_BOTTOM) ) == 2 ) ||
( BoxOnPlaneSide( mins, maxs, ToPlane(&p, frustum, FRUSTUM_FARZ) ) == 2 ) );
}
@ -4088,3 +4062,208 @@ void GetInterpolationData( float const *pKnotPositions,
*pInterpolationValue = FLerp( 0, 1, 0, flSizeOfGap, flOffsetFromStartOfGap );
return;
}
/* Reverse engineered code ahead */
void fourplanes_t::ComputeSignbits()
{
xSign = CmpLtSIMD(nX, Four_Zeros);
ySign = CmpLtSIMD(nY, Four_Zeros);
zSign = CmpLtSIMD(nZ, Four_Zeros);
nXAbs = fabs(nX);
nYAbs = fabs(nY);
nZAbs = fabs(nZ);
}
void fourplanes_t::Set4Planes( const VPlane *pPlanes )
{
nX = *(fltx4 *)pPlanes;
nY = *(fltx4 *)++pPlanes;
nZ = *(fltx4 *)++pPlanes;
dist = *(fltx4 *)++pPlanes;
TransposeSIMD(nX, nY, nZ, dist);
ComputeSignbits();
}
void fourplanes_t::Set2Planes( const VPlane *pPlanes )
{
nX = *(fltx4 *)pPlanes;
nY = *(fltx4 *)++pPlanes;
nZ = Four_Zeros;
dist = Four_Zeros;
TransposeSIMD(nX, nY, nZ, dist);
ComputeSignbits();
}
void fourplanes_t::Get4Planes( VPlane *pPlanesOut )
{
fltx4 tempX = nX;
fltx4 tempY = nY;
fltx4 tempZ = nZ;
fltx4 tempDist = dist;
TransposeSIMD(tempX, tempY, tempZ, tempDist);
*(fltx4 *)pPlanesOut = tempX;
*(fltx4 *)++pPlanesOut = tempY;
*(fltx4 *)++pPlanesOut = tempZ;
*(fltx4 *)++pPlanesOut = tempDist;
}
void fourplanes_t::Get2Planes( VPlane *pPlanesOut )
{
fltx4 tempX = nX;
fltx4 tempY = nY;
fltx4 tempZ = nZ;
fltx4 tempDist = dist;
TransposeSIMD(tempX, tempY, tempZ, tempDist);
*(fltx4 *)pPlanesOut = tempX;
*(fltx4 *)++pPlanesOut = tempY;
}
void fourplanes_t::GetPlane( int index, Vector *pNormal, float *pDist ) const
{
pNormal->x = SubFloat(nX, index);
pNormal->y = SubFloat(nY, index);
pNormal->z = SubFloat(nZ, index);
*pDist = SubFloat(dist, index);
}
void fourplanes_t::SetPlane( int index, const Vector &vecNormal, float planeDist )
{
SubFloat(nX, index) = vecNormal.x;
SubFloat(nY, index) = vecNormal.y;
SubFloat(nZ, index) = vecNormal.z;
SubFloat(dist, index) = planeDist;
ComputeSignbits();
}
Frustum_t::Frustum_t()
{
memset(planes, 0, sizeof(planes));
}
void Frustum_t::SetPlane( int i, const Vector &vecNormal, float dist )
{
if (i < 4)
planes[0].SetPlane(i, vecNormal, dist);
else
planes[1].SetPlane(i - 4, vecNormal, dist);
}
void Frustum_t::GetPlane( int i, Vector *pNormalOut, float *pDistOut) const
{
if (i < 4)
planes[0].GetPlane(i, pNormalOut, pDistOut);
else
planes[1].GetPlane(i - 4, pNormalOut, pDistOut);
}
void Frustum_t::SetPlanes( const VPlane *pPlanes )
{
planes[0].Set4Planes(pPlanes);
planes[1].Set2Planes(pPlanes + 4);
}
void Frustum_t::GetPlanes( VPlane *pPlanesOut )
{
planes[0].Get4Planes(pPlanesOut);
planes[1].Get2Planes(pPlanesOut + 4);
}
bool Frustum_t::CullBox( const Vector &mins, const Vector &maxs ) const
{
fltx4 mins4 = LoadUnalignedSIMD(&mins);
fltx4 maxs4 = LoadUnalignedSIMD(&maxs);
fltx4 minX = SplatXSIMD(mins4);
fltx4 minY = SplatYSIMD(mins4);
fltx4 minZ = SplatZSIMD(mins4);
fltx4 maxX = SplatXSIMD(maxs4);
fltx4 maxY = SplatYSIMD(maxs4);
fltx4 maxZ = SplatZSIMD(maxs4);
for (int i = 0; i < 2; i++)
{
fltx4 xTotalBack = MulSIMD(planes[i].nX, MaskedAssign(planes[i].xSign, minX, maxX));
fltx4 yTotalBack = MulSIMD(planes[i].nY, MaskedAssign(planes[i].ySign, minY, maxY));
fltx4 zTotalBack = MulSIMD(planes[i].nZ, MaskedAssign(planes[i].zSign, minZ, maxZ));
fltx4 dotBack = AddSIMD(xTotalBack, AddSIMD(yTotalBack, zTotalBack));
if (IsAnyNegative(CmpLtSIMD(dotBack, planes[i].dist)))
return true;
}
return false;
}
bool Frustum_t::CullBoxCenterExtents( const Vector &center, const Vector &extents ) const
{
fltx4 center4 = LoadUnalignedSIMD(&center);
fltx4 extents4 = LoadUnalignedSIMD(&extents);
fltx4 centerX = SplatXSIMD(center4);
fltx4 centerY = SplatYSIMD(center4);
fltx4 centerZ = SplatZSIMD(center4);
fltx4 extentsX = SplatXSIMD(extents4);
fltx4 extentsY = SplatYSIMD(extents4);
fltx4 extentsZ = SplatZSIMD(extents4);
for (int i = 0; i < 2; i++)
{
fltx4 xTotalBack = AddSIMD(MulSIMD(planes[i].nX, centerX), MulSIMD(planes[i].nXAbs, extentsX));
fltx4 yTotalBack = AddSIMD(MulSIMD(planes[i].nY, centerY), MulSIMD(planes[i].nYAbs, extentsY));
fltx4 zTotalBack = AddSIMD(MulSIMD(planes[i].nZ, centerZ), MulSIMD(planes[i].nZAbs, extentsZ));
fltx4 dotBack = AddSIMD(xTotalBack, AddSIMD(yTotalBack, zTotalBack));
if (IsAnyNegative(CmpLtSIMD(dotBack, planes[i].dist)))
return true;
}
return false;
}
bool Frustum_t::CullBox( const fltx4 &fl4Mins, const fltx4 &fl4Maxs ) const
{
fltx4 minX = SplatXSIMD(fl4Mins);
fltx4 minY = SplatYSIMD(fl4Mins);
fltx4 minZ = SplatZSIMD(fl4Mins);
fltx4 maxX = SplatXSIMD(fl4Maxs);
fltx4 maxY = SplatYSIMD(fl4Maxs);
fltx4 maxZ = SplatZSIMD(fl4Maxs);
for (int i = 0; i < 2; i++)
{
fltx4 xTotalBack = MulSIMD(planes[i].nX, MaskedAssign(planes[i].xSign, minX, maxX));
fltx4 yTotalBack = MulSIMD(planes[i].nY, MaskedAssign(planes[i].ySign, minY, maxY));
fltx4 zTotalBack = MulSIMD(planes[i].nZ, MaskedAssign(planes[i].zSign, minZ, maxZ));
fltx4 dotBack = AddSIMD(xTotalBack, AddSIMD(yTotalBack, zTotalBack));
if (IsAnyNegative(CmpLtSIMD(dotBack, planes[i].dist)))
return true;
}
return false;
}
bool Frustum_t::CullBoxCenterExtents( const fltx4 &fl4Center, const fltx4 &fl4Extents ) const
{
fltx4 centerX = SplatXSIMD(fl4Center);
fltx4 centerY = SplatYSIMD(fl4Center);
fltx4 centerZ = SplatZSIMD(fl4Center);
fltx4 extentsX = SplatXSIMD(fl4Extents);
fltx4 extentsY = SplatYSIMD(fl4Extents);
fltx4 extentsZ = SplatZSIMD(fl4Extents);
for (int i = 0; i < 2; i++)
{
fltx4 xTotalBack = AddSIMD(MulSIMD(planes[i].nX, centerX), MulSIMD(planes[i].nXAbs, extentsX));
fltx4 yTotalBack = AddSIMD(MulSIMD(planes[i].nY, centerY), MulSIMD(planes[i].nYAbs, extentsY));
fltx4 zTotalBack = AddSIMD(MulSIMD(planes[i].nZ, centerZ), MulSIMD(planes[i].nZAbs, extentsZ));
fltx4 dotBack = AddSIMD(xTotalBack, AddSIMD(yTotalBack, zTotalBack));
if (IsAnyNegative(CmpLtSIMD(dotBack, planes[i].dist)))
return true;
}
return false;
}

2
mathlib/quantize.cpp
View File

@ -21,6 +21,8 @@
#include <math.h>
#include "tier0/basetypes.h"
static int current_ndims;
static struct QuantizedValue *current_root;
static int current_ssize;

2
mathlib/sse.cpp
View File

@ -172,7 +172,7 @@ float _SSE_RSqrtFast(float x)
{
Assert( s_bMathlibInitialized );
float rroot;
float rroot = 0.0f;
#ifdef _WIN32
_asm
{

3
mathlib/vector.cpp
View File

@ -6,7 +6,8 @@
//
//=============================================================================//
#include "mathlib/mathlib.h"
#include "mathlib/vector.h"
Vector vec3_origin(0,0,0);
const Vector vec3_origin(0,0,0);

13
mathlib/vmatrix.cpp
View File

@ -11,6 +11,7 @@
#include "basetypes.h"
#include "mathlib/vmatrix.h"
#include "mathlib/mathlib.h"
#include "mathlib/ssemath.h"
#include <string.h>
#include "mathlib/vector4d.h"
#include "tier0/dbg.h"
@ -1177,27 +1178,27 @@ void FrustumPlanesFromMatrix( const VMatrix &clipToWorld, Frustum_t &frustum )
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 0.0f, 0.0f, 0.0f ), Vector( 1.0f, 0.0f, 0.0f ), Vector( 0.0f, 1.0f, 0.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_NEARZ, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_NEARZ, normal, dist );
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 0.0f, 0.0f, 1.0f ), Vector( 0.0f, 1.0f, 1.0f ), Vector( 1.0f, 0.0f, 1.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_FARZ, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_FARZ, normal, dist );
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 1.0f, 0.0f, 0.0f ), Vector( 1.0f, 1.0f, 1.0f ), Vector( 1.0f, 1.0f, 0.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_RIGHT, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_RIGHT, normal, dist );
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 0.0f, 0.0f, 0.0f ), Vector( 0.0f, 1.0f, 1.0f ), Vector( 0.0f, 0.0f, 1.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_LEFT, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_LEFT, normal, dist );
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 1.0f, 1.0f, 0.0f ), Vector( 1.0f, 1.0f, 1.0f ), Vector( 0.0f, 1.0f, 1.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_TOP, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_TOP, normal, dist );
FrustumPlanesFromMatrixHelper( clipToWorld,
Vector( 1.0f, 0.0f, 0.0f ), Vector( 0.0f, 0.0f, 1.0f ), Vector( 1.0f, 0.0f, 1.0f ), normal, dist );
frustum.SetPlane( FRUSTUM_BOTTOM, PLANE_ANYZ, normal, dist );
frustum.SetPlane( FRUSTUM_BOTTOM, normal, dist );
}
void MatrixBuildOrtho( VMatrix& dst, double left, double top, double right, double bottom, double zNear, double zFar )