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