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source: code/branches/consolecommands3/src/modules/designtools/CreateStars.cc @ 7561

Last change on this file since 7561 was 7163, checked in by dafrick, 14 years ago

Merged presentation3 branch into trunk.

  • Property svn:eol-style set to native
File size: 4.0 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Gion-Andri Cantieni
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#include "CreateStars.h"
30
31#include <OgreVector3.h>
32
33#include "core/CoreIncludes.h"
34#include "core/XMLPort.h"
35#include "graphics/Billboard.h"
36
37namespace orxonox
38{
39    CreateFactory(CreateStars);
40
41    static const float pi = 3.14159265359f;
42
43    CreateStars::CreateStars(BaseObject* creator) : BaseObject(creator)
44    {
45        RegisterObject(CreateStars);
46        this->material_ = "Examples/Flare";
47        this->alpha_ = 0.7f;
48        this->alphaDiff_ = 0.5f;
49        this->radiusDiff_ = 0.9f;
50        this->colour_.r = 1;
51        this->colour_.g = 1;
52        this->colour_.b = 1;
53        this->colourDiff_ = 0.1f;
54    }
55
56    CreateStars::~CreateStars()
57    {
58        while( billboards_.size()!=0 )
59        {
60            billboards_.back()->destroy();
61            billboards_.pop_back();
62
63        }
64
65        billboards_.clear();
66    }
67
68    void CreateStars::createBillboards()
69    {
70
71        for(int i=0; i < numStars_; i++)
72        {
73            Billboard* bb = new Billboard(this);
74
75            float r = rnd(-colourDiff_,colourDiff_);
76            float g = rnd(-colourDiff_,colourDiff_);
77            float b = rnd(-colourDiff_,colourDiff_);
78            orxonox::ColourValue thisColour = colour_;
79            float alpha = alpha_+rnd(-alphaDiff_,alphaDiff_);
80            thisColour.r=clamp((thisColour.r+r)*alpha, 0.0f, 1.0f);
81            thisColour.g=clamp((thisColour.g+g)*alpha, 0.0f, 1.0f);
82            thisColour.b=clamp((thisColour.b+b)*alpha, 0.0f, 1.0f);
83
84            bb->setMaterial(material_);
85            bb->setColour(thisColour);
86
87            float phi;
88            float teta;
89
90            while(1)
91            {
92                phi = rnd(2*pi);
93                teta = rnd(pi);
94                float random = rnd(1);
95                if(sin(teta)>random) break;
96            }
97            float radius = rnd(radiusDiff_,1)*radius_;
98            bb->setPosition( PolarToCartesian(phi, teta, radius) );
99            billboards_.push_back(bb);
100        }
101    }
102
103    Vector3 CreateStars::PolarToCartesian(float phi, float teta, float radius)
104    {
105        float x = radius * cos(phi) * sin(teta);
106        float y = radius * sin(phi) * sin(teta);
107        float z = radius * cos(teta);
108        return Vector3(x,y,z);
109    }
110
111    void CreateStars::XMLPort(Element& xmlelement, XMLPort::Mode mode)
112    {
113        SUPER(CreateStars, XMLPort, xmlelement, mode);
114
115        XMLPortParam(CreateStars, "numStars", setNumStars, getNumStars, xmlelement, mode);
116        XMLPortParam(CreateStars, "material", setMaterial, getMaterial, xmlelement, mode);
117        XMLPortParam(CreateStars, "colour", setColour, getColour, xmlelement, mode);
118        XMLPortParam(CreateStars, "alpha", setAlpha, getAlpha, xmlelement, mode);
119        XMLPortParam(CreateStars, "colourDiff", setColourDiff, getColourDiff, xmlelement, mode);
120        XMLPortParam(CreateStars, "alphaDiff", setAlphaDiff, getAlphaDiff, xmlelement, mode);
121        XMLPortParam(CreateStars, "radiusDiff", setRadiusDiff, getRadiusDiff, xmlelement, mode);
122        XMLPortParam(CreateStars, "radius", setRadius, getRadius, xmlelement, mode);
123    }
124
125}
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