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/* Copyright (c) <2003-2011> <Julio Jerez, Newton Game Dynamics>
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*/
#include "dgCollision.h"
#include "dgBody.h"
#include "dgWorld.h"
#include "hpl1/engine/libraries/newton/core/dg.h"
// dgInitRtti(dgCollision);
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
dgCollision::dgCollision(dgMemoryAllocator *const allocator,
dgUnsigned32 signature, const dgMatrix &matrix, dgCollisionID id)
// :dgRef()
{
m_rtti = 0;
m_refCount = 1;
m_userDataID = 0;
m_collsionId = id;
m_signature = signature;
m_allocator = allocator;
// m_maxDistanceTravel = dgFloat32 (0.0f);
// m_omegaDistanceBound = dgFloat32 (0.0f);
SetOffsetMatrix(matrix);
}
dgCollision::dgCollision(dgWorld *const world, dgDeserialize deserialization,
void *const userData) {
dgInt32 signature[4];
deserialization(userData, &signature, sizeof(signature));
deserialization(userData, &m_offset, sizeof(dgMatrix));
m_rtti = 0;
m_refCount = 1;
m_signature = dgUnsigned32(signature[0]);
m_userDataID = dgUnsigned32(signature[2]);
m_allocator = world->GetAllocator();
m_collsionId = dgCollisionID(signature[1]);
}
dgCollision::~dgCollision() {
}
dgUnsigned32 dgCollision::Quantize(dgFloat32 value) {
return dgUnsigned32(value * 1024.0f);
}
dgUnsigned32 dgCollision::MakeCRC(void *buffer, int size) {
dgUnsigned32 crc;
crc = dgCRC(buffer, size);
return crc;
}
void dgCollision::SetOffsetMatrix(const dgMatrix &matrix) {
m_offset = matrix;
m_offset[0][3] = dgFloat32(0.0f);
m_offset[1][3] = dgFloat32(0.0f);
m_offset[2][3] = dgFloat32(0.0f);
m_offset[3][3] = dgFloat32(1.0f);
#ifdef _DEBUG
dgFloat32 det;
det = (m_offset.m_front * m_offset.m_up) % m_offset.m_right;
NEWTON_ASSERT(det > dgFloat32(0.999f));
NEWTON_ASSERT(det < dgFloat32(1.001f));
#endif
}
void *dgCollision::GetUserData() const {
return NULL;
}
void dgCollision::SetUserData(void *const userData) {
}
void dgCollision::GetCollisionInfo(dgCollisionInfo *info) const {
// memset (info, 0, sizeof (dgCollisionInfo));
info->m_offsetMatrix = dgGetIdentityMatrix();
info->m_collisionType = m_collsionId;
info->m_refCount = GetRefCount();
info->m_userDadaID = dgInt32(SetUserDataID());
}
void dgCollision::SerializeLow(dgSerialize callback, void *const userData) const {
dgInt32 signature[4];
signature[0] = dgInt32(GetSignature());
signature[1] = GetCollisionPrimityType();
signature[2] = dgInt32(SetUserDataID());
signature[3] = 0;
callback(userData, &signature, sizeof(signature));
callback(userData, &m_offset, sizeof(dgMatrix));
}
/*
void dgCollision::Serialize(dgSerialize callback, void* const userData) const
{
NEWTON_ASSERT (0);
}
*/
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