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/*
Minetest-c55
Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
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 2 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "content_cao.h"
/*
FireflyCAO
*/
class FireflyCAO : public ClientActiveObject
{
public:
FireflyCAO(IGameDef *gamedef, ClientEnvironment *env):
ClientActiveObject(0, gamedef, env),
m_selection_box(-BS/3.,0.0,-BS/3., BS/3.,BS/2.,BS/3.),
m_node(NULL),
m_position(v3f(0,10*BS,0)),
m_yaw(0)
{
registerType(getType(), create);
};
~FireflyCAO()
{
}
inline u8 getType() const { return ACTIVEOBJECT_TYPE_FIREFLY; }
static ClientActiveObject* create(IGameDef *gamedef, ClientEnvironment *env)
{
return new FireflyCAO(gamedef, env);
}
void addToScene(scene::ISceneManager *smgr, ITextureSource *tsrc,
IrrlichtDevice *irr)
{
if(m_node != NULL)
return;
//video::IVideoDriver* driver = smgr->getVideoDriver();
scene::SMesh *mesh = new scene::SMesh();
scene::IMeshBuffer *buf = new scene::SMeshBuffer();
video::SColor c(255,255,255,255);
video::S3DVertex vertices[4] =
{
video::S3DVertex(0,0,0, 0,0,0, c, 0,1),
video::S3DVertex(BS/2,0,0, 0,0,0, c, 1,1),
video::S3DVertex(BS/2,BS/2,0, 0,0,0, c, 1,0),
video::S3DVertex(0,BS/2,0, 0,0,0, c, 0,0),
};
u16 indices[] = {0,1,2,2,3,0};
buf->append(vertices, 4, indices, 6);
// Set material
buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
buf->getMaterial().setFlag(video::EMF_BACK_FACE_CULLING, false);
//buf->getMaterial().setTexture(0, NULL);
buf->getMaterial().setTexture(0, tsrc->getTextureRaw("firefly.png"));
buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
buf->getMaterial().setFlag(video::EMF_FOG_ENABLE, true);
buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
// Add to mesh
mesh->addMeshBuffer(buf);
buf->drop();
m_node = smgr->addMeshSceneNode(mesh, NULL);
mesh->drop();
// Set it to use the materials of the meshbuffers directly.
// This is needed for changing the texture in the future
m_node->setReadOnlyMaterials(true);
updateNodePos();
}
void removeFromScene()
{
if(m_node == NULL)
return;
m_node->remove();
m_node = NULL;
}
void updateLight(u8 light_at_pos)
{
if(m_node == NULL)
return;
u8 li = 255;
video::SColor color(255,li,li,li);
setMeshColor(m_node->getMesh(), color);
}
v3s16 getLightPosition()
{
return floatToInt(m_position+v3f(0,BS*0.5,0), BS);
}
void updateNodePos()
{
if(m_node == NULL)
return;
//m_node->setPosition(m_position);
m_node->setPosition(pos_translator.vect_show);
v3f rot = m_node->getRotation();
rot.Y = 180.0 - m_yaw;
m_node->setRotation(rot);
}
void step(float dtime, ClientEnvironment *env)
{
pos_translator.translate(dtime);
updateNodePos();
}
void processMessage(const std::string &data)
{
//infostream<<"FireflyCAO: Got message"<<std::endl;
std::istringstream is(data, std::ios::binary);
// command
u8 cmd = readU8(is);
if(cmd == AO_Message_type::SetPosition)
{
// pos
m_position = readV3F1000(is);
pos_translator.update(m_position);
// yaw
m_yaw = readF1000(is);
updateNodePos();
}
}
void initialize(const std::string &data)
{
//infostream<<"FireflyCAO: Got init data"<<std::endl;
{
std::istringstream is(data, std::ios::binary);
// version
u8 version = readU8(is);
// check version
if(version != 0)
return;
// pos
m_position = readV3F1000(is);
pos_translator.init(m_position);
}
updateNodePos();
}
core::aabbox3d<f32>* getSelectionBox()
{return &m_selection_box;}
v3f getPosition()
{return m_position;}
private:
core::aabbox3d<f32> m_selection_box;
scene::IMeshSceneNode *m_node;
v3f m_position;
float m_yaw;
SmoothTranslator pos_translator;
};
// Prototype
FireflyCAO proto_FireflyCAO(NULL, NULL);
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