void PhysicsDebugDraw_Impl::DrawPolygon(const b2Vec2* vertices, int32 k_segments, const b2Color& color)
{
Colorf colorr(color.r,color.g,color.b,1.0f);
int i;
for(i=0;i<k_segments-1;i++)
{
used_canvas->draw_line(vertices[i].x*physic_scale,vertices[i].y*physic_scale,
vertices[i+1].x*physic_scale,vertices[i+1].y*physic_scale,
colorr);
}
used_canvas->draw_line(vertices[0].x*physic_scale,vertices[0].y*physic_scale,
vertices[k_segments-1].x*physic_scale,vertices[k_segments-1].y*physic_scale,
colorr);
}
void cube::evaluateCube()
{
a = cos(m_phi/180);
b = sin(m_phi/180);
c = cos(m_omega/180);
d = sin(m_omega/180);
QPen pen;
pen.setColor(Qt::cyan);
pen.setStyle(Qt::SolidLine);
m_cubePainter->setPen(pen);
clearCubeImage();
QVector< Polygon > tmpScreenCoords;
// tmpScreenCoords.clear();
for (int i=0;i<6;i++)
{
m_faces[i].calculate(a,b,c,d);
}
m_visLightPos.clear();
m_screenLighsPos.clear();
for (int i = 0; i<m_lights.count();i++)
{
lightSourceData tmp = m_lights[i];
PointDDD newPos;
newPos.setX((-d)*tmp.pos.getX()+c*tmp.pos.getY());
newPos.setY((-a)*c*tmp.pos.getX()+(-a)*d*tmp.pos.getY()+b*tmp.pos.getZ());
newPos.setZ((-b)*c*tmp.pos.getX()+(-b)*d*tmp.pos.getY()+(-a)*tmp.pos.getZ() + 5);
m_visLightPos.append(newPos);
QPoint newScreenCoord = QPoint(300*(m_visLightPos[i].getX()/
m_visLightPos[i].getZ())+800/2,
300*(m_visLightPos[i].getY()/
m_visLightPos[i].getZ())+600/2);
m_screenLighsPos.append(newScreenCoord);
}
for (int i=0;i<m_lights.count();i++)
{
QColor colorr(m_lights[i].color);
pen.setColor(Qt::white);
QBrush br(colorr);
m_cubePainter->setBrush(br);
pen.setStyle(Qt::SolidLine);
m_cubePainter->setPen(pen);
m_cubePainter->drawEllipse(m_screenLighsPos[i].x(),m_screenLighsPos[i].y(),10,10);
}
m_faceArr.clear();
for (int j=0;j<6;j++)
{
m_faceArr.append(m_faces[j]);
}
qSort(m_faceArr.begin(), m_faceArr.end(),order);
QColor col(Qt::red);
evaluateSimpleInt();
for (int t=2;t>-1;t--)
{
// drawFaceColor(m_faceArr[t],col);
pen.setColor(Qt::cyan);
pen.setStyle(Qt::SolidLine);
m_cubePainter->setPen(pen);
//drawFace(m_faceArr[t]);
}
emit(repCube(m_cubeImage));
}
