1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/*
* Copyright (C) 2006-2010 - Frictional Games
*
* This file is part of HPL1 Engine.
*/
#ifndef HPL_PHYSICS_MATERIAL_H
#define HPL_PHYSICS_MATERIAL_H
#include "hpl1/engine/math/MathTypes.h"
namespace hpl {
class iPhysicsWorld;
class cSurfaceData;
//----------------------------------------------------
//! Enum the different combination modes
//! This decides how two material properties are combined when colliding.
//! If the two differ the enum with the highest num.
enum ePhysicsMaterialCombMode {
//! result = (value1 + value2)/2
ePhysicsMaterialCombMode_Average = 0,
//! result = min(value1, value2)
ePhysicsMaterialCombMode_Min = 1,
//! result = value1 * value2
ePhysicsMaterialCombMode_Multiply = 2,
//! result = max(value1, value2)
ePhysicsMaterialCombMode_Max = 3,
//! Internal.
ePhysicsMaterialCombMode_LastEnum
};
//----------------------------------------------------
class cPhysicsContactData {
public:
cPhysicsContactData() {
mfMaxContactNormalSpeed = 0;
mfMaxContactTangentSpeed = 0;
mvContactNormal = cVector3f(0, 0, 0);
mvContactPosition = cVector3f(0, 0, 0);
mvForce = cVector3f(0, 0, 0);
}
float mfMaxContactNormalSpeed;
float mfMaxContactTangentSpeed;
cVector3f mvContactNormal;
cVector3f mvContactPosition;
cVector3f mvForce;
};
//----------------------------------------------------
class iPhysicsMaterial {
public:
iPhysicsMaterial(const tString &asName, iPhysicsWorld *apWorld)
: msName(asName), mpWorld(apWorld), mpSurfaceData(NULL),
mbPreloaded(false) {}
virtual ~iPhysicsMaterial() {}
const tString &GetName() const { return msName; }
virtual void SetElasticity(float afElasticity) = 0;
virtual float GetElasticity() const = 0;
virtual void SetStaticFriction(float afElasticity) = 0;
virtual float GetStaticFriction() const = 0;
virtual void SetKineticFriction(float afElasticity) = 0;
virtual float GetKineticFriction() const = 0;
virtual void SetFrictionCombMode(ePhysicsMaterialCombMode aMode) = 0;
virtual ePhysicsMaterialCombMode GetFrictionCombMode() const = 0;
virtual void SetElasticityCombMode(ePhysicsMaterialCombMode aMode) = 0;
virtual ePhysicsMaterialCombMode GetElasticityCombMode() const = 0;
void SetSurfaceData(cSurfaceData *apData) { mpSurfaceData = apData; }
cSurfaceData *GetSurfaceData() { return mpSurfaceData; }
void SetPreloaded(bool abX) { mbPreloaded = abX; }
bool IsPreloaded() { return mbPreloaded; }
protected:
iPhysicsWorld *mpWorld;
tString msName;
bool mbPreloaded;
cSurfaceData *mpSurfaceData;
};
} // namespace hpl
#endif // HPL_PHYSICS_MATERIAL_H
|
