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BSPData.cpp
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BSPData.cpp
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#include "StdAfx.h"
#include "Polygon.h"
#include "Render.h"
#include "BSPData.h"
CPolygon* BSPNODE::pack_poly; // CPolygon* g_pBSPTriangles = NULL;
DWORD BSPNODE::pack_tree_type; // int g_iBSPMode = 0;
CSphere::CSphere(const Vector& origin, float radius)
{
m_origin = origin;
m_radius = radius;
}
CSphere::CSphere()
{
}
ULONG CSphere::pack_size()
{
return(m_origin.pack_size() + sizeof(float));
}
BOOL CSphere::UnPack(BYTE** ppData, ULONG iSize)
{
if (iSize < pack_size())
return FALSE;
UNPACK_OBJ(m_origin);
UNPACK(float, m_radius);
return TRUE;
}
BOOL CSphere::intersects(CSphere* pSphere)
{
// The offset of the spheres.
Vector offset = m_origin - pSphere->m_origin;
// The sum of the radius of both spheres.
float reach = m_radius + pSphere->m_radius;
float dist = offset.dot_product(offset) - (reach * reach);
// Do they intersect?
if (F_EPSILON > dist)
return TRUE;
return FALSE;
}
BOOL CSphere::sphere_intersects_ray(const Ray& ray)
{
// The offset of the spheres.
Vector offset = ray.m_origin - m_origin;
float off_dir_dp = offset.dot_product(ray.m_direction);
float off_off_dp = offset.dot_product(offset);
float dir_dir_dp = ray.m_direction.dot_product(ray.m_direction);
float compare = dir_dir_dp * (off_off_dp - (m_radius * m_radius));
if (compare < (off_dir_dp * off_dir_dp))
return TRUE;
return FALSE;
}
CCylSphere::CCylSphere()
{
m_origin = Vector(0, 0, 0);
m_f0C = 0;
m_f10 = 0;
}
ULONG CCylSphere::pack_size()
{
return(m_origin.pack_size() + sizeof(float)*2);
}
BOOL CCylSphere::UnPack(BYTE** ppData, ULONG iSize)
{
UNPACK_OBJ(m_origin);
UNPACK(float, m_f10);
UNPACK(float, m_f0C);
return TRUE;
}
CSolid::CSolid(const Vector& Vec)
{
m_Vec = Vec;
}
CSolid::CSolid()
{
m_Vec = Vector(0, 0, 0);
}
ULONG CSolid::pack_size()
{
return m_Vec.pack_size();
}
BOOL CSolid::UnPack(BYTE** ppData, ULONG iSize)
{
return UNPACK_OBJ(m_Vec);
}
CPortalPoly::CPortalPoly()
{
Destroy();
}
CPortalPoly::~CPortalPoly()
{
Destroy();
}
void CPortalPoly::Destroy()
{
m_pPolygon = NULL;
m_iWhat = -1;
}
BOOL CPortalPoly::UnPack(BYTE** ppData, ULONG iSize)
{
short Index;
short What;
UNPACK(short, Index);
UNPACK(short, What);
m_pPolygon = &BSPNODE::pack_poly[Index];
m_iWhat = What;
return TRUE;
}
BSPNODE::BSPNODE()
{
m_NodeType = '####';
m_iTriangleCount = 0;
m_pTriangles = NULL;
m_pChild30 = NULL;
m_pChild34 = NULL;
}
BSPNODE::~BSPNODE()
{
Destroy();
}
void BSPNODE::Destroy()
{
if (m_pChild30)
{
delete m_pChild30;
m_pChild30 = NULL;
}
if (m_pTriangles)
{
delete [] m_pTriangles;
m_pTriangles = NULL;
}
m_iTriangleCount = 0;
if (m_pChild34)
{
delete m_pChild34;
m_pChild34 = NULL;
}
m_NodeType = '####';
}
BOOL BSPNODE::UnPack(BYTE** ppData, ULONG iSize)
{
BYTE *pOld = *ppData;
UNPACK_OBJ(m_plane);
switch (m_NodeType)
{
case 'BPnn':
case 'BPIn':
if (!BSPNODE::UnPackChild(&m_pChild30, ppData, iSize))
return FALSE;
break;
case 'BpIN':
case 'BpnN':
if (!BSPNODE::UnPackChild(&m_pChild34, ppData, iSize))
return FALSE;
break;
case 'BPIN':
case 'BPnN':
if (!BSPNODE::UnPackChild(&m_pChild30, ppData, iSize))
return FALSE;
if (!BSPNODE::UnPackChild(&m_pChild34, ppData, iSize))
return FALSE;
break;
}
if (pack_tree_type) /* 5e4818 in august? */
{
if (pack_tree_type == 1)
UNPACK_OBJ(m_bounds);
return TRUE;
}
UNPACK_OBJ(m_bounds);
UNPACK(DWORD, m_iTriangleCount);
if (m_iTriangleCount)
{
m_pTriangles = new CPolygon*[ m_iTriangleCount ];
for (DWORD i = 0; i < m_iTriangleCount; i++)
{
WORD Index;
UNPACK(WORD, Index);
m_pTriangles[i] = pack_poly + Index;
}
}
#ifdef PRE_TOD
PACK_ALIGN();
#endif
return TRUE;
}
BOOL BSPNODE::UnPackChild(BSPNODE** pOut, BYTE** ppData, ULONG iSize)
{
DWORD NodeType;
UNPACK(DWORD, NodeType);
if (NodeType == 'PORT')
{
BSPPORTAL* pPortal = new BSPPORTAL();
*pOut = pPortal;
pPortal->m_NodeType = 'PORT';
return pPortal->UnPackPortal(ppData, iSize);
}
else if (NodeType == 'LEAF')
{
BSPLEAF* pLeaf = new BSPLEAF();
*pOut = pLeaf;
pLeaf->m_NodeType = 'LEAF';
return pLeaf->UnPackLeaf(ppData, iSize);
}
else
{
BSPNODE* pNode = new BSPNODE();
*pOut = pNode;
pNode->m_NodeType = NodeType;
return pNode->UnPack(ppData, iSize);
}
}
#if 0
void BSPNODE::draw_no_check()
{
#define BSP_GETFRAMEFUNC Render::GetFrameCurrent
// Step through the binary tree, beginning with me.
BSPNODE *pNode = this;
// Side represents the visual plane this polygon lies on.
int side;
next_node:
switch(pNode->m_NodeType)
{
case 'BPIn':
side = pNode->m_plane.which_side(BSP_GETFRAMEFUNC()->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
case 2:
pNode = pNode->m_pChild30 ;
goto next_node;
case 1:
pNode->m_pChild30->draw_no_check();
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
}
break;
case 'BpIN':
side = pNode->m_plane.which_side(BSP_GETFRAMEFUNC()->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 1:
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
case 2:
pNode = pNode->m_pChild34 ;
goto next_node;
case 0:
pNode->m_pChild34->draw_no_check();
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
default:
// return
;
}
break;
case 'BPnn':
pNode = pNode->m_pChild30;
goto next_node;
case 'BpnN':
pNode = pNode->m_pChild34;
goto next_node;
case 'BPOL':
Render::polyDraw(pNode->m_pTriangles[0]);
break; // return
case 'BPIN':
case 'PORT':
side = pNode->m_plane.which_side(BSP_GETFRAMEFUNC()->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
pNode->m_pChild34->draw_no_check();
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
pNode = pNode->m_pChild30 ;
goto next_node;
case 1:
pNode->m_pChild30->draw_no_check();
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
pNode = pNode->m_pChild34 ;
goto next_node;
case 2:
pNode->m_pChild30->draw_no_check();
pNode = pNode->m_pChild34 ;
goto next_node;
default:
// return
;
}
break;
case 'BPnN':
side = pNode->m_plane.which_side(BSP_GETFRAMEFUNC()->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
pNode->m_pChild34->draw_no_check();
pNode = pNode->m_pChild30 ;
goto next_node;
case 1:
pNode->m_pChild30->draw_no_check();
pNode = pNode->m_pChild34 ;
goto next_node;
case 2:
pNode->m_pChild30->draw_no_check();
pNode = pNode->m_pChild34 ;
goto next_node;
default:
// return
;
}
break;
case 'BpIn':
for (UINT i = 0; i < pNode->m_iTriangleCount; i++)
Render::polyDraw(pNode->m_pTriangles[i]);
break;
default:
// OutputDebug("BSP ID: %X\n", pNode->m_dwID);
// __asm int 3;
break;
}
}
#endif
void BSPNODE::draw_no_check()
{
// Side represents the visual plane that this polygon lies on.
int side;
switch(m_NodeType)
{
case 'BPIn':
side = m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
case 2:
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
}
break;
case 'BpIN':
side = m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 1:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
case 2:
m_pChild34->draw_no_check();
break;
case 0:
m_pChild34->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
}
break;
case 'BPnn':
m_pChild30->draw_no_check();
break;
case 'BpnN':
m_pChild34->draw_no_check();
break;
case 'BPOL':
Render::polyDraw(m_pTriangles[0]);
break;
case 'BPIN':
case 'PORT':
side = m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
m_pChild34->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild34->draw_no_check();
break;
case 2:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
}
break;
case 'BPnN':
side = m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON);
switch(side)
{
case 0:
m_pChild34->draw_no_check();
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
case 2:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
}
break;
case 'BpIn':
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
break;
default:
// OutputDebug("BSP ID: %X\n", pNode->m_dwID);
// __asm int 3;
break;
}
}
void BSPNODE::draw_check(DWORD unknown)
{
switch(m_NodeType)
{
case 'BPIn':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
m_pChild30->draw_check(unknown);
break;
case 1:
m_pChild30->draw_check(unknown);
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
break;
case 2:
m_pChild30->draw_check(unknown);
break;
}
break;
case 2:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
break;
}
break;
}
break;
case 'BpIN':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_check(unknown);
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
break;
case 1:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
m_pChild34->draw_check(unknown);
break;
case 2:
m_pChild34->draw_check(unknown);
break;
}
break;
case 2:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
break;
case 1:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild34->draw_no_check();
break;
case 2:
m_pChild34->draw_no_check();
break;
}
break;
}
break;
case 'BPnn':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
m_pChild30->draw_check(unknown);
break;
case 2:
m_pChild30->draw_no_check();
break;
}
break;
case 'BpnN':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
m_pChild34->draw_check(unknown);
break;
case 2:
m_pChild34->draw_no_check();
break;
}
break;
case 'BPOL':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
Render::polyDrawClip(m_pTriangles[0], unknown);
break;
case 2:
Render::polyDraw(m_pTriangles[0]);
break;
}
break;
case 'BPIN':
case 'PORT':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_check(unknown);
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
m_pChild30->draw_check(unknown);
break;
case 1:
m_pChild30->draw_check(unknown);
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
m_pChild34->draw_check(unknown);
break;
case 2:
m_pChild30->draw_check(unknown);
m_pChild34->draw_check(unknown);
break;
}
break;
case 2:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
m_pChild34->draw_no_check();
break;
case 2:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
}
break;
}
break;
case 'BPnN':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_check(unknown);
m_pChild30->draw_check(unknown);
break;
case 1:
m_pChild30->draw_check(unknown);
m_pChild34->draw_check(unknown);
break;
case 2:
m_pChild30->draw_check(unknown);
m_pChild34->draw_check(unknown);
break;
}
break;
case 2:
switch(m_plane.which_side(Render::FrameCurrent->m_LocalView.m_origin, F_EPSILON))
{
case 0:
m_pChild34->draw_no_check();
m_pChild30->draw_no_check();
break;
case 1:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
case 2:
m_pChild30->draw_no_check();
m_pChild34->draw_no_check();
break;
}
break;
}
break;
case 'BpIn':
switch(Render::checkplanes(m_bounds, &unknown))
{
case 1:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDrawClip(m_pTriangles[i], unknown);
break;
case 2:
for (UINT i = 0; i < m_iTriangleCount; i++)
Render::polyDraw(m_pTriangles[i]);
break;
}
break;
default:
// OutputDebug("BSP ID: %X\n", pNode->m_dwID);
// __asm int 3;
break;
}
}
// BSPNODE collision routines
#ifdef COLLISION_ROUTINES
bool BSPNODE::sphere_intersects_poly(CSphere* pSphere, Vector* pVector, CPolygon** pHit, Vector* pOut)
{
if (!m_bounds.intersects(pSphere))
return false;
float fDist = m_plane.dot_product(pSphere->m_origin);
float fReach = pSphere->m_radius - F_EPSILON;
if (fDist >= fReach)
return m_pChild30->sphere_intersects_poly(pSphere, pVector, pHit, pOut);
if (fDist <= -fReach)
return m_pChild34->sphere_intersects_poly(pSphere, pVector, pHit, pOut);
if (m_pChild30->sphere_intersects_poly(pSphere, pVector, pHit, pOut))
return true;
if (m_pChild34->sphere_intersects_poly(pSphere, pVector, pHit, pOut))
return true;
return false;
}
bool BSPNODE::point_intersects_solid(Vector* pPoint)
{
if (m_plane.dot_product(*pPoint) >= 0)
return m_pChild30->point_intersects_solid(pPoint);
else
return m_pChild34->point_intersects_solid(pPoint);
}
bool BSPNODE::sphere_intersects_solid(CSphere* pSphere, BOOL bArg4)
{
// Is this sphere even within our bounds?
if (!m_bounds.intersects(pSphere))
return false;
float fDist = m_plane.dot_product(pSphere->m_origin);
float fReach = pSphere->m_radius - F_EPSILON;
// Is this sphere inside our plane?
if ((fDist) >= (fReach))
return m_pChild30->sphere_intersects_solid(pSphere, bArg4);
if ((fDist) <= (-fReach))
return m_pChild34->sphere_intersects_solid(pSphere, bArg4);
if (fDist < 0.0)
{
if (m_pChild30->sphere_intersects_solid(pSphere, bArg4))
return true;
return m_pChild34->sphere_intersects_solid(pSphere, FALSE);
}
else
{
if (m_pChild30->sphere_intersects_solid(pSphere, FALSE))
return true;
return m_pChild34->sphere_intersects_solid(pSphere, bArg4);
}
}
bool BSPNODE::sphere_intersects_solid_poly(CSphere* pSphere, float arg4, BOOL* bArg8, CPolygon** pHit, BOOL bArg10)
{
if (!m_bounds.intersects(pSphere))
return NULL;
float fDist = m_plane.dot_product(pSphere->m_origin);
float fReach = arg4 - F_EPSILON;
if (fDist >= (fReach))
return m_pChild30->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, bArg10);
if (fDist <= -(fReach))
return m_pChild34->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, bArg10);
if (fDist < 0.0)
{
m_pChild34->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, bArg10);
if (*pHit)
return *bArg8;
return m_pChild30->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, NULL);
}
else
{
m_pChild30->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, bArg10);
if (*pHit)
return *bArg8;
return m_pChild34->sphere_intersects_solid_poly(pSphere, arg4, bArg8, pHit, NULL);
}
}
void BSPNODE::find_walkable(void* ToBeDetermined, CSphere* pSphere, CPolygon** pHit, Vector* pVector1, Vector* pVector2, BOOL* bArg14)
{
if (!m_bounds.intersects(pSphere))
return; // would return false
float fDist = m_plane.dot_product(pSphere->m_origin);
float fReach = pSphere->m_radius - F_EPSILON;
if (fDist >= fReach) {
m_pChild30->find_walkable(ToBeDetermined, pSphere, pHit, pVector1, pVector2, bArg14);
return;
}
if (fDist <= -fReach) {
m_pChild34->find_walkable(ToBeDetermined, pSphere, pHit, pVector1, pVector2, bArg14);
return;
}
m_pChild30->find_walkable(ToBeDetermined, pSphere, pHit, pVector1, pVector2, bArg14);
m_pChild34->find_walkable(ToBeDetermined, pSphere, pHit, pVector1, pVector2, bArg14);
return;
}
bool BSPNODE::hits_walkable(void* ToBeDetermined, CSphere* pSphere, Vector* pVector)
{
if (!m_bounds.intersects(pSphere))
return false;
float fDist = m_plane.dot_product(pSphere->m_origin);
float fReach = pSphere->m_radius - F_EPSILON;
if (fDist >= fReach)
return m_pChild30->hits_walkable(ToBeDetermined, pSphere, pVector);
if (fDist <= -fReach)
return m_pChild34->hits_walkable(ToBeDetermined, pSphere, pVector);
if (m_pChild30->hits_walkable(ToBeDetermined, pSphere, pVector))
return true;
if (m_pChild34->hits_walkable(ToBeDetermined, pSphere, pVector))
return true;
return false;
}
#endif
// End of BSPNODE collision routines
BSPLEAF::BSPLEAF()
{
m_dwLeaf38 = (DWORD)-1;
m_dwLeaf3C = 0;
}
BSPLEAF::~BSPLEAF()
{
}
BOOL BSPLEAF::UnPackLeaf(BYTE** ppData, ULONG iSize)
{
UNPACK(DWORD, m_dwLeaf38);
if (pack_tree_type != 1)
return TRUE;
UNPACK(DWORD, m_dwLeaf3C);
UNPACK_OBJ(m_bounds);
UNPACK(DWORD, m_iTriangleCount);
if (m_iTriangleCount)
{
m_pTriangles = new CPolygon*[ m_iTriangleCount ];
for (DWORD i = 0; i < m_iTriangleCount; i++)
{
WORD Index;
UNPACK(WORD, Index);
m_pTriangles[ i ] = &pack_poly[ Index ];
}
}
#ifdef PRE_TOD
PACK_ALIGN();
#endif
return TRUE;
}
// BSPLEAF collision routines
#ifdef COLLISION_ROUTINES
bool BSPLEAF::sphere_intersects_poly(CSphere* pSphere, Vector* pVector, CPolygon** pHit, Vector* pOut)
{
if (!m_iTriangleCount)
return false;
if (!m_bounds.intersects(pSphere))
return false;
for (UINT i = 0; i < m_iTriangleCount; i++)
{
if (m_pTriangles[i]->pos_hits_sphere(pSphere, pVector, pOut, pHit))
return true;
}
return false;
}
bool BSPLEAF::sphere_intersects_solid(CSphere* pSphere, BOOL bArg4)
{
if (!m_iTriangleCount)
return false;
if (m_dwLeaf3C && bArg4)
return true;
if (!m_bounds.intersects(pSphere))
return false;
for (UINT i = 0; i < m_iTriangleCount; i++)
{
if (m_pTriangles[i]->hits_sphere(pSphere))
return true;
}
return false;
}