109 lines
3.7 KiB
C
109 lines
3.7 KiB
C
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/* ColDet - C++ 3D Collision Detection Library
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* Copyright (C) 2000 Amir Geva
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Any comments, questions and bug reports send to:
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* photon@photoneffect.com
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*
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* Or visit the home page: http://photoneffect.com/coldet/
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*/
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#ifndef H_COLDET_IMPL
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#define H_COLDET_IMPL
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#include "coldet.h"
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#include "box.h"
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#include "math3d.h"
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#include <vector>
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__CD__BEGIN
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class CollisionModel3DImpl : public CollisionModel3D
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{
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public:
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CollisionModel3DImpl(bool Static);
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void setTriangleNumber(int num) { if (!m_Final) m_Triangles.reserve(num); }
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void addTriangle(float x1, float y1, float z1,
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float x2, float y2, float z2,
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float x3, float y3, float z3)
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{
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addTriangle(Vector3D(x1,y1,z1),
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Vector3D(x2,y2,z2),
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Vector3D(x3,y3,z3));
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}
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void addTriangle(float v1[3], float v2[3], float v3[3])
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{
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addTriangle(Vector3D(v1[0],v1[1],v1[2]),
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Vector3D(v2[0],v2[1],v2[2]),
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Vector3D(v3[0],v3[1],v3[2]));
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}
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void addTriangle(const Vector3D& v1, const Vector3D& v2, const Vector3D& v3);
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void finalize();
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void setTransform(float m[16]) { setTransform(*(Matrix3D*)m); }
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void setTransform(const Matrix3D& m);
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bool collision(CollisionModel3D* other,
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int AccuracyDepth,
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int MaxProcessingTime,
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float* other_transform);
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bool rayCollision(float origin[3], float direction[3], bool closest,
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float segmin, float segmax);
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bool sphereCollision(float origin[3], float radius);
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bool getCollidingTriangles(float t1[9], float t2[9], bool ModelSpace);
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bool getCollidingTriangles(int& t1, int& t2);
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bool getCollisionPoint(float p[3], bool ModelSpace);
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int getTriangleIndex(BoxedTriangle* bt)
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{
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//return int(bt-m_Triangles.begin());
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return int(bt-&(*m_Triangles.begin()));
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}
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/** Stores all the actual triangles. Other objects will use
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pointers into this array.
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*/
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std::vector<BoxedTriangle> m_Triangles;
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/** Root of the hierarchy tree */
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BoxTreeInnerNode m_Root;
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/** The current transform and its inverse */
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Matrix3D m_Transform,m_InvTransform;
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/** The triangles that last collided */
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Triangle m_ColTri1,m_ColTri2;
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/** The indices of the triangles that last collided */
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int m_iColTri1,m_iColTri2;
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/** The collision point of the last test */
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Vector3D m_ColPoint;
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/** Type of the last collision test */
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enum { Models, Ray, Sphere }
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m_ColType;
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/** Flag for indicating the model is finalized. */
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bool m_Final;
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/** Static models will maintain the same transform for a while
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so the inverse transform is calculated each set instead
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of in the collision test. */
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bool m_Static;
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};
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__CD__BEGIN
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#endif // H_COLDET_IMPL
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