diff options
Diffstat (limited to 'libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp')
-rw-r--r-- | libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp | 374 |
1 files changed, 187 insertions, 187 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp b/libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp index a2078f9..3e7eafc 100644 --- a/libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp +++ b/libraries/irrlicht-1.8/source/Irrlicht/CParticleCylinderEmitter.cpp | |||
@@ -1,187 +1,187 @@ | |||
1 | // Copyright (C) 2002-2012 Nikolaus Gebhardt | 1 | // Copyright (C) 2002-2012 Nikolaus Gebhardt |
2 | // This file is part of the "Irrlicht Engine". | 2 | // This file is part of the "Irrlicht Engine". |
3 | // For conditions of distribution and use, see copyright notice in irrlicht.h | 3 | // For conditions of distribution and use, see copyright notice in irrlicht.h |
4 | 4 | ||
5 | #include "CParticleCylinderEmitter.h" | 5 | #include "CParticleCylinderEmitter.h" |
6 | #include "os.h" | 6 | #include "os.h" |
7 | #include "IAttributes.h" | 7 | #include "IAttributes.h" |
8 | 8 | ||
9 | namespace irr | 9 | namespace irr |
10 | { | 10 | { |
11 | namespace scene | 11 | namespace scene |
12 | { | 12 | { |
13 | 13 | ||
14 | //! constructor | 14 | //! constructor |
15 | CParticleCylinderEmitter::CParticleCylinderEmitter( | 15 | CParticleCylinderEmitter::CParticleCylinderEmitter( |
16 | const core::vector3df& center, f32 radius, | 16 | const core::vector3df& center, f32 radius, |
17 | const core::vector3df& normal, f32 length, | 17 | const core::vector3df& normal, f32 length, |
18 | bool outlineOnly, const core::vector3df& direction, | 18 | bool outlineOnly, const core::vector3df& direction, |
19 | u32 minParticlesPerSecond, u32 maxParticlesPerSecond, | 19 | u32 minParticlesPerSecond, u32 maxParticlesPerSecond, |
20 | const video::SColor& minStartColor, const video::SColor& maxStartColor, | 20 | const video::SColor& minStartColor, const video::SColor& maxStartColor, |
21 | u32 lifeTimeMin, u32 lifeTimeMax, s32 maxAngleDegrees, | 21 | u32 lifeTimeMin, u32 lifeTimeMax, s32 maxAngleDegrees, |
22 | const core::dimension2df& minStartSize, | 22 | const core::dimension2df& minStartSize, |
23 | const core::dimension2df& maxStartSize ) | 23 | const core::dimension2df& maxStartSize ) |
24 | : Center(center), Normal(normal), Direction(direction), | 24 | : Center(center), Normal(normal), Direction(direction), |
25 | MaxStartSize(maxStartSize), MinStartSize(minStartSize), | 25 | MaxStartSize(maxStartSize), MinStartSize(minStartSize), |
26 | MinParticlesPerSecond(minParticlesPerSecond), | 26 | MinParticlesPerSecond(minParticlesPerSecond), |
27 | MaxParticlesPerSecond(maxParticlesPerSecond), | 27 | MaxParticlesPerSecond(maxParticlesPerSecond), |
28 | MinStartColor(minStartColor), MaxStartColor(maxStartColor), | 28 | MinStartColor(minStartColor), MaxStartColor(maxStartColor), |
29 | MinLifeTime(lifeTimeMin), MaxLifeTime(lifeTimeMax), | 29 | MinLifeTime(lifeTimeMin), MaxLifeTime(lifeTimeMax), |
30 | Radius(radius), Length(length), Time(0), Emitted(0), | 30 | Radius(radius), Length(length), Time(0), Emitted(0), |
31 | MaxAngleDegrees(maxAngleDegrees), OutlineOnly(outlineOnly) | 31 | MaxAngleDegrees(maxAngleDegrees), OutlineOnly(outlineOnly) |
32 | { | 32 | { |
33 | #ifdef _DEBUG | 33 | #ifdef _DEBUG |
34 | setDebugName("CParticleCylinderEmitter"); | 34 | setDebugName("CParticleCylinderEmitter"); |
35 | #endif | 35 | #endif |
36 | } | 36 | } |
37 | 37 | ||
38 | 38 | ||
39 | //! Prepares an array with new particles to emitt into the system | 39 | //! Prepares an array with new particles to emitt into the system |
40 | //! and returns how much new particles there are. | 40 | //! and returns how much new particles there are. |
41 | s32 CParticleCylinderEmitter::emitt(u32 now, u32 timeSinceLastCall, SParticle*& outArray) | 41 | s32 CParticleCylinderEmitter::emitt(u32 now, u32 timeSinceLastCall, SParticle*& outArray) |
42 | { | 42 | { |
43 | Time += timeSinceLastCall; | 43 | Time += timeSinceLastCall; |
44 | 44 | ||
45 | const u32 pps = (MaxParticlesPerSecond - MinParticlesPerSecond); | 45 | const u32 pps = (MaxParticlesPerSecond - MinParticlesPerSecond); |
46 | const f32 perSecond = pps ? ((f32)MinParticlesPerSecond + os::Randomizer::frand() * pps) : MinParticlesPerSecond; | 46 | const f32 perSecond = pps ? ((f32)MinParticlesPerSecond + os::Randomizer::frand() * pps) : MinParticlesPerSecond; |
47 | const f32 everyWhatMillisecond = 1000.0f / perSecond; | 47 | const f32 everyWhatMillisecond = 1000.0f / perSecond; |
48 | 48 | ||
49 | if(Time > everyWhatMillisecond) | 49 | if(Time > everyWhatMillisecond) |
50 | { | 50 | { |
51 | Particles.set_used(0); | 51 | Particles.set_used(0); |
52 | u32 amount = (u32)((Time / everyWhatMillisecond) + 0.5f); | 52 | u32 amount = (u32)((Time / everyWhatMillisecond) + 0.5f); |
53 | Time = 0; | 53 | Time = 0; |
54 | SParticle p; | 54 | SParticle p; |
55 | 55 | ||
56 | if(amount > MaxParticlesPerSecond*2) | 56 | if(amount > MaxParticlesPerSecond*2) |
57 | amount = MaxParticlesPerSecond * 2; | 57 | amount = MaxParticlesPerSecond * 2; |
58 | 58 | ||
59 | for(u32 i=0; i<amount; ++i) | 59 | for(u32 i=0; i<amount; ++i) |
60 | { | 60 | { |
61 | // Random distance from center if outline only is not true | 61 | // Random distance from center if outline only is not true |
62 | const f32 distance = (!OutlineOnly) ? (os::Randomizer::frand() * Radius) : Radius; | 62 | const f32 distance = (!OutlineOnly) ? (os::Randomizer::frand() * Radius) : Radius; |
63 | 63 | ||
64 | // Random direction from center | 64 | // Random direction from center |
65 | p.pos.set(Center.X + distance, Center.Y, Center.Z + distance); | 65 | p.pos.set(Center.X + distance, Center.Y, Center.Z + distance); |
66 | p.pos.rotateXZBy(os::Randomizer::frand() * 360, Center); | 66 | p.pos.rotateXZBy(os::Randomizer::frand() * 360, Center); |
67 | 67 | ||
68 | // Random length | 68 | // Random length |
69 | const f32 length = os::Randomizer::frand() * Length; | 69 | const f32 length = os::Randomizer::frand() * Length; |
70 | 70 | ||
71 | // Random point along the cylinders length | 71 | // Random point along the cylinders length |
72 | p.pos += Normal * length; | 72 | p.pos += Normal * length; |
73 | 73 | ||
74 | p.startTime = now; | 74 | p.startTime = now; |
75 | p.vector = Direction; | 75 | p.vector = Direction; |
76 | 76 | ||
77 | if( MaxAngleDegrees ) | 77 | if( MaxAngleDegrees ) |
78 | { | 78 | { |
79 | core::vector3df tgt = Direction; | 79 | core::vector3df tgt = Direction; |
80 | tgt.rotateXYBy(os::Randomizer::frand() * MaxAngleDegrees); | 80 | tgt.rotateXYBy(os::Randomizer::frand() * MaxAngleDegrees); |
81 | tgt.rotateYZBy(os::Randomizer::frand() * MaxAngleDegrees); | 81 | tgt.rotateYZBy(os::Randomizer::frand() * MaxAngleDegrees); |
82 | tgt.rotateXZBy(os::Randomizer::frand() * MaxAngleDegrees); | 82 | tgt.rotateXZBy(os::Randomizer::frand() * MaxAngleDegrees); |
83 | p.vector = tgt; | 83 | p.vector = tgt; |
84 | } | 84 | } |
85 | 85 | ||
86 | p.endTime = now + MinLifeTime; | 86 | p.endTime = now + MinLifeTime; |
87 | if (MaxLifeTime != MinLifeTime) | 87 | if (MaxLifeTime != MinLifeTime) |
88 | p.endTime += os::Randomizer::rand() % (MaxLifeTime - MinLifeTime); | 88 | p.endTime += os::Randomizer::rand() % (MaxLifeTime - MinLifeTime); |
89 | 89 | ||
90 | if (MinStartColor==MaxStartColor) | 90 | if (MinStartColor==MaxStartColor) |
91 | p.color=MinStartColor; | 91 | p.color=MinStartColor; |
92 | else | 92 | else |
93 | p.color = MinStartColor.getInterpolated(MaxStartColor, os::Randomizer::frand()); | 93 | p.color = MinStartColor.getInterpolated(MaxStartColor, os::Randomizer::frand()); |
94 | 94 | ||
95 | p.startColor = p.color; | 95 | p.startColor = p.color; |
96 | p.startVector = p.vector; | 96 | p.startVector = p.vector; |
97 | 97 | ||
98 | if (MinStartSize==MaxStartSize) | 98 | if (MinStartSize==MaxStartSize) |
99 | p.startSize = MinStartSize; | 99 | p.startSize = MinStartSize; |
100 | else | 100 | else |
101 | p.startSize = MinStartSize.getInterpolated(MaxStartSize, os::Randomizer::frand()); | 101 | p.startSize = MinStartSize.getInterpolated(MaxStartSize, os::Randomizer::frand()); |
102 | p.size = p.startSize; | 102 | p.size = p.startSize; |
103 | 103 | ||
104 | Particles.push_back(p); | 104 | Particles.push_back(p); |
105 | } | 105 | } |
106 | 106 | ||
107 | outArray = Particles.pointer(); | 107 | outArray = Particles.pointer(); |
108 | 108 | ||
109 | return Particles.size(); | 109 | return Particles.size(); |
110 | } | 110 | } |
111 | 111 | ||
112 | return 0; | 112 | return 0; |
113 | } | 113 | } |
114 | 114 | ||
115 | //! Writes attributes of the object. | 115 | //! Writes attributes of the object. |
116 | void CParticleCylinderEmitter::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const | 116 | void CParticleCylinderEmitter::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const |
117 | { | 117 | { |
118 | out->addVector3d("Center", Center); | 118 | out->addVector3d("Center", Center); |
119 | out->addVector3d("Normal", Normal); | 119 | out->addVector3d("Normal", Normal); |
120 | out->addVector3d("Direction", Direction); | 120 | out->addVector3d("Direction", Direction); |
121 | out->addFloat("MinStartSizeWidth", MinStartSize.Width); | 121 | out->addFloat("MinStartSizeWidth", MinStartSize.Width); |
122 | out->addFloat("MinStartSizeHeight", MinStartSize.Height); | 122 | out->addFloat("MinStartSizeHeight", MinStartSize.Height); |
123 | out->addFloat("MaxStartSizeWidth", MaxStartSize.Width); | 123 | out->addFloat("MaxStartSizeWidth", MaxStartSize.Width); |
124 | out->addFloat("MaxStartSizeHeight", MaxStartSize.Height); | 124 | out->addFloat("MaxStartSizeHeight", MaxStartSize.Height); |
125 | out->addInt("MinParticlesPerSecond", MinParticlesPerSecond); | 125 | out->addInt("MinParticlesPerSecond", MinParticlesPerSecond); |
126 | out->addInt("MaxParticlesPerSecond", MaxParticlesPerSecond); | 126 | out->addInt("MaxParticlesPerSecond", MaxParticlesPerSecond); |
127 | out->addColor("MinStartColor", MinStartColor); | 127 | out->addColor("MinStartColor", MinStartColor); |
128 | out->addColor("MaxStartColor", MaxStartColor); | 128 | out->addColor("MaxStartColor", MaxStartColor); |
129 | out->addInt("MinLifeTime", MinLifeTime); | 129 | out->addInt("MinLifeTime", MinLifeTime); |
130 | out->addInt("MaxLifeTime", MaxLifeTime); | 130 | out->addInt("MaxLifeTime", MaxLifeTime); |
131 | out->addFloat("Radius", Radius); | 131 | out->addFloat("Radius", Radius); |
132 | out->addFloat("Length", Length); | 132 | out->addFloat("Length", Length); |
133 | out->addInt("MaxAngleDegrees", MaxAngleDegrees); | 133 | out->addInt("MaxAngleDegrees", MaxAngleDegrees); |
134 | out->addBool("OutlineOnly", OutlineOnly); | 134 | out->addBool("OutlineOnly", OutlineOnly); |
135 | } | 135 | } |
136 | 136 | ||
137 | //! Reads attributes of the object. | 137 | //! Reads attributes of the object. |
138 | void CParticleCylinderEmitter::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options) | 138 | void CParticleCylinderEmitter::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options) |
139 | { | 139 | { |
140 | Center = in->getAttributeAsVector3d("Center"); | 140 | Center = in->getAttributeAsVector3d("Center"); |
141 | Normal = in->getAttributeAsVector3d("Normal"); | 141 | Normal = in->getAttributeAsVector3d("Normal"); |
142 | if (Normal.getLength() == 0) | 142 | if (Normal.getLength() == 0) |
143 | Normal.set(0,1.f,0); | 143 | Normal.set(0,1.f,0); |
144 | Direction = in->getAttributeAsVector3d("Direction"); | 144 | Direction = in->getAttributeAsVector3d("Direction"); |
145 | if (Direction.getLength() == 0) | 145 | if (Direction.getLength() == 0) |
146 | Direction.set(0,0.01f,0); | 146 | Direction.set(0,0.01f,0); |
147 | 147 | ||
148 | int idx = -1; | 148 | int idx = -1; |
149 | idx = in->findAttribute("MinStartSizeWidth"); | 149 | idx = in->findAttribute("MinStartSizeWidth"); |
150 | if ( idx >= 0 ) | 150 | if ( idx >= 0 ) |
151 | MinStartSize.Width = in->getAttributeAsFloat(idx); | 151 | MinStartSize.Width = in->getAttributeAsFloat(idx); |
152 | idx = in->findAttribute("MinStartSizeHeight"); | 152 | idx = in->findAttribute("MinStartSizeHeight"); |
153 | if ( idx >= 0 ) | 153 | if ( idx >= 0 ) |
154 | MinStartSize.Height = in->getAttributeAsFloat(idx); | 154 | MinStartSize.Height = in->getAttributeAsFloat(idx); |
155 | idx = in->findAttribute("MaxStartSizeWidth"); | 155 | idx = in->findAttribute("MaxStartSizeWidth"); |
156 | if ( idx >= 0 ) | 156 | if ( idx >= 0 ) |
157 | MaxStartSize.Width = in->getAttributeAsFloat(idx); | 157 | MaxStartSize.Width = in->getAttributeAsFloat(idx); |
158 | idx = in->findAttribute("MaxStartSizeHeight"); | 158 | idx = in->findAttribute("MaxStartSizeHeight"); |
159 | if ( idx >= 0 ) | 159 | if ( idx >= 0 ) |
160 | MaxStartSize.Height = in->getAttributeAsFloat(idx); | 160 | MaxStartSize.Height = in->getAttributeAsFloat(idx); |
161 | 161 | ||
162 | MinParticlesPerSecond = in->getAttributeAsInt("MinParticlesPerSecond"); | 162 | MinParticlesPerSecond = in->getAttributeAsInt("MinParticlesPerSecond"); |
163 | MaxParticlesPerSecond = in->getAttributeAsInt("MaxParticlesPerSecond"); | 163 | MaxParticlesPerSecond = in->getAttributeAsInt("MaxParticlesPerSecond"); |
164 | 164 | ||
165 | MinParticlesPerSecond = core::max_(1u, MinParticlesPerSecond); | 165 | MinParticlesPerSecond = core::max_(1u, MinParticlesPerSecond); |
166 | MaxParticlesPerSecond = core::max_(MaxParticlesPerSecond, 1u); | 166 | MaxParticlesPerSecond = core::max_(MaxParticlesPerSecond, 1u); |
167 | MaxParticlesPerSecond = core::min_(MaxParticlesPerSecond, 200u); | 167 | MaxParticlesPerSecond = core::min_(MaxParticlesPerSecond, 200u); |
168 | MinParticlesPerSecond = core::min_(MinParticlesPerSecond, MaxParticlesPerSecond); | 168 | MinParticlesPerSecond = core::min_(MinParticlesPerSecond, MaxParticlesPerSecond); |
169 | 169 | ||
170 | MinStartColor = in->getAttributeAsColor("MinStartColor"); | 170 | MinStartColor = in->getAttributeAsColor("MinStartColor"); |
171 | MaxStartColor = in->getAttributeAsColor("MaxStartColor"); | 171 | MaxStartColor = in->getAttributeAsColor("MaxStartColor"); |
172 | MinLifeTime = in->getAttributeAsInt("MinLifeTime"); | 172 | MinLifeTime = in->getAttributeAsInt("MinLifeTime"); |
173 | MaxLifeTime = in->getAttributeAsInt("MaxLifeTime"); | 173 | MaxLifeTime = in->getAttributeAsInt("MaxLifeTime"); |
174 | MinLifeTime = core::max_(0u, MinLifeTime); | 174 | MinLifeTime = core::max_(0u, MinLifeTime); |
175 | MaxLifeTime = core::max_(MaxLifeTime, MinLifeTime); | 175 | MaxLifeTime = core::max_(MaxLifeTime, MinLifeTime); |
176 | MinLifeTime = core::min_(MinLifeTime, MaxLifeTime); | 176 | MinLifeTime = core::min_(MinLifeTime, MaxLifeTime); |
177 | 177 | ||
178 | Radius = in->getAttributeAsFloat("Radius"); | 178 | Radius = in->getAttributeAsFloat("Radius"); |
179 | Length = in->getAttributeAsFloat("Length"); | 179 | Length = in->getAttributeAsFloat("Length"); |
180 | MaxAngleDegrees = in->getAttributeAsInt("MaxAngleDegrees"); | 180 | MaxAngleDegrees = in->getAttributeAsInt("MaxAngleDegrees"); |
181 | OutlineOnly = in->getAttributeAsBool("OutlineOnly"); | 181 | OutlineOnly = in->getAttributeAsBool("OutlineOnly"); |
182 | } | 182 | } |
183 | 183 | ||
184 | 184 | ||
185 | } // end namespace scene | 185 | } // end namespace scene |
186 | } // end namespace irr | 186 | } // end namespace irr |
187 | 187 | ||