Exemple #1
0
void GameScene::advance() {
    currentTime = time.elapsed();
    if(firstStep) {
        _dt = 0;
        firstStep = false;
    } else {
        _dt = (currentTime - lastFrameTime) / 1000.0;
    }
    lastFrameTime = currentTime;
    particlesToAdd += _dt * particlesPerSecond;

    // Activate the next not yet active particle
    if(currentParticleNumber < level()*100000 ) {
        int particlesToAddNow = (int)particlesToAdd; // how many particles (integer number) to add this frame
        for(int i = 0; i < particlesToAddNow; i++) {
            Particle* particle = new Particle();
            _particles.append(particle);
            addItem(particle); // always add items before adjusting position (because they need a gameScene)
            particle->setActive(true);
            QVector2D particlePosition = generatorPosition;
            particlePosition.setY(particlePosition.y() + random()*0.001);
            particle->setPosition(particlePosition);
            QVector2D particleVelocity = generatorVelocityDirection * generatorVelocityMagnitude;
            particleVelocity.setX(particleVelocity.x() + random()*0.001);
            particleVelocity.setY(particleVelocity.y() + random()*0.001);
            particle->setVelocity(particleVelocity);
            currentParticleNumber++; // Increase the global counter
            particlesToAdd--; // For each added particle, remove one from the queue
        }
    }
    QGraphicsScene::advance();
}
QVector2D CatmulRom::map_to_2D(QVector3D axis, QVector3D vec)
{
    QVector2D ret;
//    axis.normalize();
    // Looking along z axis
    if (axis.x() != 0 && axis.y() != 0 && axis.z() == 0)
    {
        ret.setX(vec.x() * axis.x());
        ret.setY(vec.y() * axis.y());
    }
    // Looking along y axis
    else if (axis.x() != 0 && axis.y() == 0 && axis.z() != 0)
    {
        ret.setX(vec.x() * axis.x());
        ret.setY(vec.z() * axis.z());
    }

    // Looking along x axis
    else if (axis.x() == 0 && axis.y() != 0 && axis.z() != 0)
    {
        ret.setX(vec.z() * axis.z());
        ret.setY(vec.y() * axis.y());
    }
    else
    {
        // Arbitrary axis
    }
    return ret;
}
Exemple #3
0
//Default implementation
void GameObject::updatePosition(float timeElapsed)
{
  //For each frame, compute the new speed and position regarding the acceleration value
  //and the time elapsed since the last computation

  //Compute new position, with speed threshold, to avoid shaking effect of the sprite on low speeds

    QVector2D tempSpeed = speed ;
    if(abs(tempSpeed.x())<=4)
        tempSpeed.setX(0);
    if(abs(tempSpeed.y())<=4)
        tempSpeed.setY(0);
    position += (tempSpeed*timeElapsed + (1/2)*acceleration*timeElapsed*timeElapsed).toPointF();

  //Compute new speed, with frictional resistance (typically 0.995)  FIXME : the game seems laggy with a coeff friction...
  speed = frictionCoef*speed + acceleration*timeElapsed;
  if(speed.length()>=m_maxSpeed)
      speed = m_maxSpeed*speed.normalized();


  //Adjust position with the window borders
  //WARN: Modulus operator does not work for floats
  position.setX( position.x() - (float)((int)(position.x()/screenWidthGlobal))*screenWidthGlobal );
  if(position.x()<0)
    position.setX(position.x() + (float)screenWidthGlobal) ;

  position.setY( position.y() - (float)((int)(position.y()/screenHeightGlobal))*screenHeightGlobal );
  if(position.y()<0)
    position.setY(position.y() + (float)screenHeightGlobal);

  //Donatien: Is there a nicer way to saturate speed and acceleration?
  //Same values for every objects or a configurable one?
}
bool SegmentIntersection(QVector2D &result, QVector2D seg11, QVector2D seg12, QVector2D seg21, QVector2D seg22)
{
    // 保存这个数值以便快速访问并简化公式到代码的转换
	double x1 = seg11.x(), x2 = seg12.x(), x3 = seg21.x(), x4 = seg22.x();
	double y1 = seg11.y(), y2 = seg12.y(), y3 = seg21.y(), y4 = seg22.y();
 
	double d = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4);
    //如果d是零,没有交集
	if (d == 0) return NULL;

    // 获取x和y的值
	double pre = (x1*y2 - y1*x2), post = (x3*y4 - y3*x4);
	double x = ( pre * (x3 - x4) - (x1 - x2) * post ) / d;
	double y = ( pre * (y3 - y4) - (y1 - y2) * post ) / d;
 
    // 检查,x和y坐标是否都在两条轴线内里
	if ( x < std::min(x1, x2) || x > std::max(x1, x2) ||
	x < std::min(x3, x4) || x > std::max(x3, x4) ) return false;
	if ( y < std::min(y1, y2) || y > std::max(y1, y2) ||
	y < std::min(y3, y4) || y > std::max(y3, y4) ) return false;
 
    // 返回交点坐标
	result.setX(x);
	result.setY(y);
	return true;
}
void SceneTransformTool::mouseDragged(QMouseEvent *e)
{
    QVector2D deltaMousePos = QVector2D( e->localPos() ) - m_mousePressPosition;
    deltaMousePos.setY( -deltaMousePos.y() );

    switch( m_toolMode )
    {

    case ToolMode::SCN_ROTATE:
        m_sceneTransform.m_rotation_x *= QQuaternion::fromEulerAngles(
                    QVector3D(   0.f, deltaMousePos.x(), 0.f ) );
        m_sceneTransform.m_rotation_y *= QQuaternion::fromEulerAngles(
                    QVector3D( - deltaMousePos.y(), 0.f, 0.f ) );
        break;

    case ToolMode::SCN_TRANSLATE:
        m_sceneTransform.m_position += deltaMousePos / 40;
        break;

    case ToolMode::SCN_SCALE:
        m_sceneTransform.m_scale += deltaMousePos.y() * m_sceneTransform.m_scale / 100.f;
        m_sceneTransform.m_scale = qMax( 0.f, m_sceneTransform.m_scale );
        break;

    }
}
void Tools::rotOnZ(QVector2D &x, float angle)
{
    QVector2D tmp;
    tmp.setX(cos(angle)*x.x() - sin(angle)*x.y());
    tmp.setY(sin(angle)*x.x() + cos(angle)*x.y());
    x = tmp;
}
Exemple #7
0
/**
 * エッジABと頂点Cの距離を計算して返却する。さらに、エッジAB上で最も頂点Cに近い点をclosestPtInABに格納する。
 */
float Util::pointSegmentDistanceXY(const QVector2D& a, const QVector2D& b, const QVector2D& c, QVector2D& closestPtInAB) {
	float dist;		

	float r_numerator = (c.x()-a.x())*(b.x()-a.x()) + (c.y()-a.y())*(b.y()-a.y());
	float r_denomenator = (b.x()-a.x())*(b.x()-a.x()) + (b.y()-a.y())*(b.y()-a.y());
	float r = r_numerator / r_denomenator;
	//
	float px = a.x() + r*(b.x()-a.x());
	float py = a.y() + r*(b.y()-a.y());
	//    
	float s =  ((a.y()-c.y())*(b.x()-a.x())-(a.x()-c.x())*(b.y()-a.y()) ) / r_denomenator;

	float distanceLine = fabs(s)*sqrt(r_denomenator);

	// エッジAB上で最も頂点Cに近い点をclosestPtInABに格納する。
	closestPtInAB.setX(px);
	closestPtInAB.setY(py);

	if ((r >= 0) && (r <= 1)) {
		dist = distanceLine;
	} else {
		float dist1 = (c.x()-a.x())*(c.x()-a.x()) + (c.y()-a.y())*(c.y()-a.y());
		float dist2 = (c.x()-b.x())*(c.x()-b.x()) + (c.y()-b.y())*(c.y()-b.y());
		if (dist1 < dist2) {	
			dist = sqrt(dist1);
		} else {
			dist = sqrt(dist2);
		}
	}

	return abs(dist);
}
bool SegmentIntersection(QVector2D &result, QVector2D seg11, QVector2D seg12, QVector2D seg21, QVector2D seg22)
{
	// Store the values for fast access and easy
	// equations-to-code conversion
	double x1 = seg11.x(), x2 = seg12.x(), x3 = seg21.x(), x4 = seg22.x();
	double y1 = seg11.y(), y2 = seg12.y(), y3 = seg21.y(), y4 = seg22.y();
 
	double d = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4);
	// If d is zero, there is no intersection
	if (d == 0) return NULL;

	// Get the x and y
	double pre = (x1*y2 - y1*x2), post = (x3*y4 - y3*x4);
	double x = ( pre * (x3 - x4) - (x1 - x2) * post ) / d;
	double y = ( pre * (y3 - y4) - (y1 - y2) * post ) / d;
 
	// Check if the x and y coordinates are within both lines
	if ( x < std::min(x1, x2) || x > std::max(x1, x2) ||
	x < std::min(x3, x4) || x > std::max(x3, x4) ) return false;
	if ( y < std::min(y1, y2) || y > std::max(y1, y2) ||
	y < std::min(y3, y4) || y > std::max(y3, y4) ) return false;
 
	// Return the point of intersection
	result.setX(x);
	result.setY(y);
	return true;
}
QVector2D HoughTransform::maxPoint() const {
	QVector2D ret;

	float max_value = 0.0f;

	for (int v = 0; v < htSpace.rows; v++) {
		for (int u = 0; u < htSpace.cols; u++) {
			if (htSpace.at<float>(v, u) > max_value) {
				max_value = htSpace.at<float>(v, u);
				ret.setX(u + 0.5f);
				ret.setY(v + 0.5f);
			}
		}
	}

	std::cout << "max_value: " << max_value << std::endl;

	// 投票結果を画像として保存する
	cv::Mat m;
	cv::flip(htSpace, m, 0);
	m /= (max_value / 255.0f);
	m.convertTo(m, CV_8U);
	cv::imwrite(QString("result%1.jpg").arg(scale).toUtf8().data(), m);


	ret /= scale;
	ret += bbox.minPt;

	return ret;
}
Exemple #10
0
/**
 * Convert the screen space coordinate (x, y) to the model space coordinate.
 */
void GLWidget::mouseTo2D(int x,int y, QVector2D &result) {
	GLint viewport[4];
	GLdouble modelview[16];
	GLdouble projection[16];

	// retrieve the matrices
	glGetDoublev(GL_MODELVIEW_MATRIX, modelview);
	glGetDoublev(GL_PROJECTION_MATRIX, projection);
	glGetIntegerv(GL_VIEWPORT, viewport);

	// retrieve the projected z-buffer of the origin
	GLdouble origX, origY, origZ;
	gluProject(0, 0, 0, modelview, projection, viewport, &origX, &origY, &origZ);

	// set up the projected point
	GLfloat winX = (float)x;
	GLfloat winY = (float)viewport[3] - (float)y;
	GLfloat winZ = origZ;
	
	// unproject the image plane coordinate to the model space
	GLdouble posX, posY, posZ;
	gluUnProject(winX, winY, winZ, modelview, projection, viewport, &posX, &posY, &posZ);

	result.setX(posX);
	result.setY(posY);
}
Exemple #11
0
/**
 * 指定された点を、反時計回りにrad回転させた位置を返却する。
 */
QVector2D Util::rotate(const QVector2D &pt, float rad) {
	QVector2D ret;

	ret.setX(cosf(rad) * pt.x() - sinf(rad) * pt.y());
	ret.setY(sinf(rad) * pt.x() + cosf(rad) * pt.y());

	return ret;
}
Exemple #12
0
/*-----------------------------------------------------------------------------
--  FUNCTION:   rotVelToVec
--
--  DATE:       February 18, 2010
--
--  REVISIONS:  v0.1
--
--  DESIGNER:   Gameplay/Physics Team
--
--  PROGREMMER: Gameplay/Physics Team
--
--  INTERFACE:  rotVelToVec(int rot, int velocity)
--
--  NOTES:      Takes a rotation value and a velocity and returns the correct
--              vector. TASK: needs to be made more efficient.
--
--  RETURNS:    Qpoint style vector.
--
------------------------------------------------------------------------------*/
QVector2D rotVelToVec(int rot, double velocity)
{
    QVector2D vector;
    //correcting the function here and removing the magic number
    double radians = DEGTORAD(rot);
    double x, y;
    y = sin(radians) * velocity;
    x = cos(radians) * velocity;
    vector.setX(x);
    vector.setY(y);
    return vector;
}
Exemple #13
0
/**
 * Project latitude/longitude coordinate to world coordinate.
 * Mercator projection cannot be used for this purpose, becuase
 * it deforms the area especially in the high latitude regions.
 * Hubeny's theorum should be used for this purpose, but not yet implemented yet.
 *
 * @param lat		latitude
 * @param lon		longitude
 * @param centerLat	latitude of the center of the map
 * @param centerLon	longitude of the center of the map
 * @return			the world coordinate (Z coordinate is dummy.)
 */
QVector2D Util::projLatLonToMeter(const QVector2D &latLon, const QVector2D &centerLatLon) {
	QVector2D result;

	double y = latLon.y() / 180 * M_PI;
	double dx = (latLon.x() - centerLatLon.x()) / 180 * M_PI;
	double dy = (latLon.y() - centerLatLon.y()) / 180 * M_PI;

	double radius = 6378137;

	result.setX(radius * cos(y) * dx);
	result.setY(radius * dy);

	return  result; 
}
Exemple #14
0
/**
 * Convert the screen space coordinate (x, y) to the model space coordinate.
 */
void GLWidget3D::mouseTo2D(int x,int y, QVector2D &result) {
	updateCamera();
	updateGL();
	GLint viewport[4];

	// retrieve the matrices
	glGetIntegerv(GL_VIEWPORT, viewport);

	// retrieve the projected z-buffer of the origin
	GLfloat winX,winY,winZ;
	winX = (float)x;
	winY = (float)viewport[3] - (float)y;
	/*glReadPixels( x, int(winY), 1, 1, GL_DEPTH_COMPONENT, GL_FLOAT, &winZ );
	GLdouble posX, posY, posZ;
	gluUnProject( winX, winY, winZ, camera->mvMatrix.data(), camera->pMatrix.data(), viewport, &posX, &posY, &posZ);
	// unproject the image plane coordinate to the model space
	
	
		float znear=10.0f,zFar= 10.0f*2000.0f;
		
			GLdouble posXFar, posYFar, posZFar;
			gluUnProject( winX, winY, zFar, camera->mvMatrix.data(), camera->pMatrix.data(), viewport, &posXFar, &posYFar, &posZFar);
			QVector3D rayStar(posX,posY,posZ);
			QVector3D rayEnd(posXFar,posYFar,posZFar);
			double t;
			QVector3D q1(0,0,1.0f);
			QVector3D q2(0,0,0);
			QVector3D result3D;
			printf("mouse %d %d win %f %f z1 %f z2 %f Pos %f %f %f PosF %f %f %f\n",x,y,winX,winY,winZ,zFar,posX,posY,posZ,posXFar,posYFar,posZFar);
			if(Util::planeIntersectWithLine(rayStar,rayEnd,q1,q2,t,result3D)!=0){
				result->setX(result3D.x());
				result->setY(result3D.y());
			}else{
				printf("fail hit\n");
			}
			//return;
	
	result->setX(posX);
	result->setY(posY);*/
	GLdouble wx, wy, wz;  /*  returned world x, y, z coords  */
	GLdouble wx2, wy2, wz2;  /*  returned world x, y, z coords  */
	gluUnProject( winX, winY, 0.0f, camera->mvMatrix.data(), camera->pMatrix.data(), viewport, &wx, &wy, &wz);
	gluUnProject( winX, winY, 1.0f, camera->mvMatrix.data(), camera->pMatrix.data(), viewport, &wx2, &wy2, &wz2);
	double f = wz / ( wz2 - wz );
	double x2d = wx - f * (wx2 - wx );
	double y2d = wy - f * (wy2 - wy );	
	result.setX(x2d);
	result.setY(y2d);
	//printf("Mouse %d %d\n",x,y);
}
Exemple #15
0
void Group::recalculateCenter()
{
        double* m = m_mat.data();
        QVector2D center;
        QVector3D bounds[2];
        getBoundingBox4dv(bounds);


        center.setX((bounds[1].x() - bounds[0].x())/2);
        center.setY((bounds[1].y() - bounds[0].y())/2);

	
        translate(center.x() - m[12], center.y() - m[13]);
        m[12] -= center.x();
	m[13] -= center.y();
	
	rotationCenter.setX((bounds[1].x() - bounds[0].x())/2 + bounds[0].x());
	rotationCenter.setY((bounds[1].y() - bounds[0].y())/2 + bounds[0].y());
	
}
Exemple #16
0
    void Sphere::generateStack(float _top, float _bottom,
                               float _topRadius, float _bottomRadius)
    {
      size_t _startIndex = vertices_.size();
      for (size_t i = 0; i <= slices_; ++i)
      {
        /// Generate vertices
        float _m = 2.0 * M_PI * float(i) / slices_;
        float _cos = cos(_m), _sin = sin(_m);
        QVector3D _topPoint(_cos * _topRadius,_sin * _topRadius,_top);
        QVector3D _bottomPoint(_cos * _bottomRadius,_sin * _bottomRadius,_bottom);
        QVector3D _normalTop(_topPoint.normalized());
        QVector3D _normalBottom(_bottomPoint.normalized());

        auto getTexCoord = [&](QVector3D const& _v) -> QVector2D {
            QVector2D texCoords;
            QVector3D uvw = _v.normalized();

            texCoords.setX(i / float(slices_));
            texCoords.setY(1.0 - acos(uvw.z()) / M_PI);
            return texCoords;
        };

        QVector2D _texCoordTop(getTexCoord(_topPoint));
        QVector2D _texCoordBottom(getTexCoord(_bottomPoint));

        vertices_.emplace_back(_topPoint,_normalTop,_texCoordTop);//QVector2D(float(i)/slices_,1.0 - acos(_normalTop.z()) / M_PI));
        vertices_.emplace_back(_bottomPoint,_normalBottom,_texCoordBottom);//QVector2D(float(i)/slices_,1.0 - acos(_normalBottom.z()) / M_PI));

        /// Top triangle
        indices_.push_back(_startIndex + 2 * i);
        indices_.push_back(_startIndex + 2 * i + 1);
        indices_.push_back(_startIndex + 2 * (i + 1) );

        /// Bottom triangle
        indices_.push_back(_startIndex + 2 * i + 1);
        indices_.push_back(_startIndex + 2 * (i + 1) +1 );
        indices_.push_back(_startIndex + 2 * (i + 1) );
      }
    }
Exemple #17
0
/**
 * Compute the distance between the edge A-B and the edge C-D. Store the coordinate of the closest point in closestPtInAB.
 */
float Util::pointSegmentDistanceXY(const QVector2D& a, const QVector2D& b, const QVector2D& c, QVector2D& closestPtInAB) {
	float dist;		

	float r_numerator = (c.x()-a.x())*(b.x()-a.x()) + (c.y()-a.y())*(b.y()-a.y());
	float r_denomenator = (b.x()-a.x())*(b.x()-a.x()) + (b.y()-a.y())*(b.y()-a.y());

	// For the case that the denominator is 0.
	if (r_denomenator <= 0.0f) {
		closestPtInAB = a;
		return (a - c).length();
	}

	float r = r_numerator / r_denomenator;

	//
	float px = a.x() + r*(b.x()-a.x());
	float py = a.y() + r*(b.y()-a.y());
	//    
	float s =  ((a.y()-c.y())*(b.x()-a.x())-(a.x()-c.x())*(b.y()-a.y()) ) / r_denomenator;

	float distanceLine = fabs(s)*sqrt(r_denomenator);

	closestPtInAB.setX(px);
	closestPtInAB.setY(py);

	if ((r >= 0) && (r <= 1)) {
		dist = distanceLine;
	} else {
		float dist1 = (c.x()-a.x())*(c.x()-a.x()) + (c.y()-a.y())*(c.y()-a.y());
		float dist2 = (c.x()-b.x())*(c.x()-b.x()) + (c.y()-b.y())*(c.y()-b.y());
		if (dist1 < dist2) {	
			dist = sqrt(dist1);
		} else {
			dist = sqrt(dist2);
		}
	}

	return abs(dist);
}
Exemple #18
0
void MTT::findBoundaryVertices(RoadGraph* roads, RoadVertexDesc &v1_desc, RoadVertexDesc &v2_desc) {
	PCA pca;
	doPCA(roads, pca);

	QVector2D evector;
	evector.setX(pca.evectors.at<double>(0, 0));
	evector.setY(pca.evectors.at<double>(1, 0));

	float min_score = std::numeric_limits<float>::max();
	float max_score = -std::numeric_limits<float>::max();
	int min_pt_id, max_pt_id;
	for (int i = 0; i < pca.score.rows; i++) {
		float score = pca.score.at<double>(i, 0);
		if (score < min_score) {
			min_score = score;
			min_pt_id = i;
		}
		if (score > max_score) {
			max_score = score;
			max_pt_id = i;
		}
	}

	int count = 0;
	RoadVertexIter vi, vend;
	for (boost::tie(vi, vend) = boost::vertices(roads->graph); vi != vend; ++vi) {
		if (!roads->graph[*vi]->valid) continue;

		if (count == min_pt_id) {
			v1_desc = *vi;
		}
		if (count == max_pt_id) {
			v2_desc = * vi;
		}

		count++;
	}
}
QVector2D Graph::graphToNode(QVector2D graph) {
    QVector2D ret;
    ret.setX(graphToNodeX(graph.x()));
    ret.setY(graphToNodeY(graph.y()));
    return ret;
}
Exemple #20
0
void PropertyGroup::getValue(QVector2D & v)
{
	v.setX(properties.at(0)->getValue());
	v.setY(properties.at(1)->getValue());
}
bool PropertyMatrixModel::setData(const QModelIndex &index, const QVariant &data, int role)
{
  if (!index.isValid())
    return false;

  if (role != Qt::EditRole)
    return false;

  bool ok = false;
  float floatData = data.toFloat(&ok);

  if (!ok)
    return false;

  switch (m_matrix.type()) {
    case QVariant::Vector2D: {
      QVector2D value = m_matrix.value<QVector2D>();
      switch (index.row()) {
        case 0: value.setX(floatData); break;
        case 1: value.setY(floatData); break;
      }

      m_matrix = value;
      break;
    }

    case QVariant::Vector3D: {
      QVector3D value = m_matrix.value<QVector3D>();
      switch (index.row()) {
        case 0: value.setX(floatData); break;
        case 1: value.setY(floatData); break;
        case 2: value.setZ(floatData); break;
      }

      m_matrix = value;
      break;
    }

    case QVariant::Vector4D: {
      QVector4D value = m_matrix.value<QVector4D>();
      switch (index.row()) {
        case 0: value.setX(floatData); break;
        case 1: value.setY(floatData); break;
        case 2: value.setZ(floatData); break;
        case 3: value.setW(floatData); break;
      }

      m_matrix = value;
      break;
    }

#if QT_VERSION >= QT_VERSION_CHECK(5, 5, 0)
    case QVariant::Quaternion: {
      float pitch, yaw, roll;

      const QQuaternion value = m_matrix.value<QQuaternion>();
      value.getEulerAngles(&pitch, &yaw, &roll);
      switch (index.row()) {
        case 0: pitch = floatData; break;
        case 1: yaw = floatData; break;
        case 2: roll = floatData; break;
      }

      m_matrix = QQuaternion::fromEulerAngles(pitch, yaw, roll);
      break;
    }
#endif

    case QVariant::Matrix: {
      QMatrix value = m_matrix.value<QMatrix>();

      switch (index.row() << 4 | index.column()) {
        case 0x00: value.setMatrix(floatData, value.m12(), value.m21(), value.m22(), value.dx(), value.dy()); break;
        case 0x01: value.setMatrix(value.m11(), floatData, value.m21(), value.m22(), value.dx(), value.dy()); break;
        case 0x10: value.setMatrix(value.m11(), value.m12(), floatData, value.m22(), value.dx(), value.dy()); break;
        case 0x11: value.setMatrix(value.m11(), value.m12(), value.m21(), floatData, value.dx(), value.dy()); break;
        case 0x20: value.setMatrix(value.m11(), value.m12(), value.m21(), value.m22(), floatData, value.dy()); break;
        case 0x21: value.setMatrix(value.m11(), value.m12(), value.m21(), value.m22(), value.dx(), floatData); break;
      }

      m_matrix = value;
      break;
    }

    case QVariant::Transform: {
      QTransform value = m_matrix.value<QTransform>();

      switch (index.row() << 4 | index.column()) {
        case 0x00: value.setMatrix(floatData, value.m12(), value.m13(), value.m21(), value.m22(), value.m23(), value.m31(), value.m32(), value.m33()); break;
        case 0x01: value.setMatrix(value.m11(), floatData, value.m13(), value.m21(), value.m22(), value.m23(), value.m31(), value.m32(), value.m33()); break;
        case 0x02: value.setMatrix(value.m11(), value.m12(), floatData, value.m21(), value.m22(), value.m23(), value.m31(), value.m32(), value.m33()); break;
        case 0x10: value.setMatrix(value.m11(), value.m12(), value.m13(), floatData, value.m22(), value.m23(), value.m31(), value.m32(), value.m33()); break;
        case 0x11: value.setMatrix(value.m11(), value.m12(), value.m13(), value.m21(), floatData, value.m23(), value.m31(), value.m32(), value.m33()); break;
        case 0x12: value.setMatrix(value.m11(), value.m12(), value.m13(), value.m21(), value.m22(), floatData, value.m31(), value.m32(), value.m33()); break;
        case 0x20: value.setMatrix(value.m11(), value.m12(), value.m13(), value.m21(), value.m22(), value.m23(), floatData, value.m32(), value.m33()); break;
        case 0x21: value.setMatrix(value.m11(), value.m12(), value.m13(), value.m21(), value.m22(), value.m23(), value.m31(), floatData, value.m33()); break;
        case 0x22: value.setMatrix(value.m11(), value.m12(), value.m13(), value.m21(), value.m22(), value.m23(), value.m31(), value.m32(), floatData); break;
      }

      m_matrix = value;
      break;
    }

    case QVariant::Matrix4x4: {
      QMatrix4x4 value = m_matrix.value<QMatrix4x4>();

      value(index.row(), index.column()) = floatData;

      m_matrix = value;
      break;
    }
  }

  emit dataChanged(index, index);

  return true;
}
Exemple #22
0
void CALLBACK tessVertexCB(const GLvoid *data, void *user_data)
{

    GLdouble* vertData = (GLdouble*)data;
    QVector2D vert;
    vert.setX(vertData[0]);
    vert.setY(vertData[1]);
    B9Tesselator* tess = (B9Tesselator*)user_data;


    if(tess->currentEnumType == GL_TRIANGLES)
    {
         tess->GetTrangleStrip()->push_back(vert);
    }
    else if(tess->currentEnumType == GL_TRIANGLE_FAN)
    {

        if(tess->fanFirstTri)
        {
            tess->fanOriginVertex = vert;
            tess->fanFirstTri = false;
            tess->fanSecondTri = true;

            return;
        }
        else if(tess->fanSecondTri)
        {
            tess->fanFirstTri = false;
            tess->fanSecondTri = false;

            tess->prevVertex = vert;
        }
        else
        {
            tess->GetTrangleStrip()->push_back(tess->fanOriginVertex);
            tess->GetTrangleStrip()->push_back(tess->prevVertex);
            tess->GetTrangleStrip()->push_back(vert);
            tess->prevVertex = vert;
        }

    }
    else if(tess->currentEnumType == GL_TRIANGLE_STRIP)
    {
        if(tess->stripFirstTri)
        {

            tess->prevPrevVertex = vert;
            tess->stripFirstTri = false;
            tess->stripSecondTri = true;
            return;
        }
        else if(tess->stripSecondTri)
        {
            tess->prevVertex = vert;
            tess->stripFirstTri = false;
            tess->stripSecondTri = false;
        }
        else
        {
            if(tess->stripCount%2)//odd
            {
                tess->GetTrangleStrip()->push_back(tess->prevVertex);
                tess->GetTrangleStrip()->push_back(tess->prevPrevVertex);
                tess->GetTrangleStrip()->push_back(vert);

            }
            else
            {
                tess->GetTrangleStrip()->push_back(tess->prevPrevVertex);
                tess->GetTrangleStrip()->push_back(tess->prevVertex);
                tess->GetTrangleStrip()->push_back(vert);

            }
            tess->prevPrevVertex = tess->prevVertex;
            tess->prevVertex = vert;
        }
        tess->stripCount++;
    }
    else
    {
        qDebug() << "B9Tesselator: WARNING! un-implemented OpenGl Triangle Enum!";
    }




}
Exemple #23
0
void OpenGLWidget::getKeys()
{
    if (rendermodeLR != ALL)
    {
        if (keys[Qt::Key::Key_W])
        {
            origin.y += (ORIGIN_MOVE / zoom);
            offset.setY(offset.y() + PIXEL_MOVE);
            fractal.computeVariables.at(0)->setValue();
        }
        if (keys[Qt::Key::Key_S])
        {
            origin.y -= (ORIGIN_MOVE / zoom);
            offset.setY(offset.y() - PIXEL_MOVE);
            fractal.computeVariables.at(0)->setValue();
        }
        if (keys[Qt::Key::Key_A])
        {
            origin.x -= (ORIGIN_MOVE / zoom);
            offset.setX(offset.x() - PIXEL_MOVE);
            fractal.computeVariables.at(0)->setValue();
        }
        if (keys[Qt::Key::Key_D])
        {
            origin.x += (ORIGIN_MOVE / zoom);
            offset.setX(offset.x() + PIXEL_MOVE);
            fractal.computeVariables.at(0)->setValue();
        }
    }

    if (keys[Qt::Key::Key_L])
        fill = false;
    if (keys[Qt::Key::Key_F])
        fill = true;

    if (offset.x() >= BLOCK_WIDTH)
    {
        majorOffset.setX(majorOffset.x() + BLOCK_WIDTH);
        rendermodeLR = RIGHT;
        offset.setX(offset.x() - BLOCK_WIDTH);
    }
    else if (offset.x() < 0)
    {
        majorOffset.setX(majorOffset.x() - BLOCK_WIDTH);
        rendermodeLR = LEFT;
        offset.setX(offset.x() + BLOCK_WIDTH);
    }
    if (offset.y() >= BLOCK_HEIGHT)
    {
        majorOffset.setY(majorOffset.y() + BLOCK_HEIGHT);
        rendermodeTB = TOP;
        offset.setY(offset.y() - BLOCK_HEIGHT);
    }
    else if (offset.y() < 0)
    {
        majorOffset.setY(majorOffset.y() - BLOCK_HEIGHT);
        rendermodeTB = BOTTOM;
        offset.setY(offset.y() + BLOCK_HEIGHT);
    }

    if (keys[Qt::Key::Key_R])
    {
        origin = vec2(0.0, 0.0);
        fractal.computeVariables.at(0)->setValue();
        zoom = 1.f;
        fractal.computeVariables.at(fractal.computeVariables.size() - 1)->setValue();
        maxIterations = 100;
        fractal.computeVariables.at(1)->setValue();
        rendermodeLR = ALL;
    }
    if (keys[Qt::Key::Key_C])
        rendermodeLR = ALL;

    if (majorOffset.x() >= IMAGE_WIDTH)
        majorOffset.setX(majorOffset.x() - IMAGE_WIDTH);
    else if (majorOffset.x() < 0)
        majorOffset.setX(majorOffset.x() + IMAGE_WIDTH);
    if (majorOffset.y() >= IMAGE_HEIGHT)
        majorOffset.setY(majorOffset.y() - IMAGE_HEIGHT);
    else if (majorOffset.y() < 0)
        majorOffset.setY(majorOffset.y() + IMAGE_HEIGHT);
}
QVector2D Graph::nodeToGraph(QVector2D node) {
    QVector2D ret;
    ret.setX(nodeToGraphX(node.x()));
    ret.setY(nodeToGraphY(node.y()));
    return ret;
}
void TileDownloader::downloadTiles(){
    //get all the values:
    double longLeft = ui->doubleSpinBoxLeftLong->value();
    double longRight = ui->doubleSpinBoxRightLong->value();
    double latTop = ui->doubleSpinBoxTopLat->value();
    double latBottom = ui->doubleSpinBoxBottomLat->value();

    int level = ui->spinBoxLevel->value();

    QString outputPath = ui->lineEditOutputPath->text();

    if(longLeft >= longRight){
        QMessageBox msgBox;
        msgBox.setWindowTitle("Tile Downloader");
        msgBox.setText("Error.");
        msgBox.setIcon(QMessageBox::Critical);
        msgBox.setInformativeText("Left Long is bigger than Right Long (or equal).");
        msgBox.setStandardButtons(QMessageBox::Ok);
        msgBox.setDefaultButton(QMessageBox::Ok);
        int ret = msgBox.exec();
        return;
    }

    if(latBottom >= latTop){
        QMessageBox msgBox;
        msgBox.setWindowTitle("Tile Downloader");
        msgBox.setText("Error.");
        msgBox.setIcon(QMessageBox::Critical);
        msgBox.setInformativeText("Bottom Lat is bigger than Top Lat (or equal).");
        msgBox.setStandardButtons(QMessageBox::Ok);
        msgBox.setDefaultButton(QMessageBox::Ok);
        int ret = msgBox.exec();
        return;
    }

    //try to create the output path if not existing
    QDir dir;
    if(!dir.mkpath(outputPath)){
        QMessageBox msgBox;
        msgBox.setWindowTitle("Tile Downloader");
        msgBox.setText("Error.");
        msgBox.setIcon(QMessageBox::Critical);
        msgBox.setInformativeText("Couldn't create output path.");
        msgBox.setStandardButtons(QMessageBox::Ok);
        msgBox.setDefaultButton(QMessageBox::Ok);
        int ret = msgBox.exec();
        return;
    }

    /////////////////////////////////////////////////////////////////////////////////////
    //work it
    tiles_to_load.clear();
    current_tile_index = 0;

    current_tile_index_1 = 0;
    current_tile_index_2 = 0;
    current_tile_index_3 = 0;
    current_tile_index_4 = 0;


    current_outputPath = outputPath;
    current_level = level;

    image_buffer.clear();
    path_buffer.clear();

    //get topLeft tile
    QVector2D topLeftTile;
    {
        int pixelX;
        int pixelY;
        int tileX;
        int tileY;
        MapUtils::LatLongToPixelXY(latTop,longLeft,level,pixelX,pixelY);
        MapUtils::PixelXYToTileXY(pixelX,pixelY,tileX,tileY);
        topLeftTile.setX(tileX);
        topLeftTile.setY(tileY);
    }

    //get bottomRight tile
    QVector2D bottomRightTile;
    {
        int pixelX;
        int pixelY;
        int tileX;
        int tileY;
        MapUtils::LatLongToPixelXY(latBottom,longRight,level,pixelX,pixelY);
        MapUtils::PixelXYToTileXY(pixelX,pixelY,tileX,tileY);
        bottomRightTile.setX(tileX);
        bottomRightTile.setY(tileY);
    }


    qDebug() << topLeftTile;
    qDebug() << MapUtils::TileXYToQuadKey(topLeftTile.x(),topLeftTile.y(),level);

    qDebug() << bottomRightTile;
    qDebug() << MapUtils::TileXYToQuadKey(bottomRightTile.x(),bottomRightTile.y(),level);


    //fill the list with all TILES TO LOAD
    for(int x_coord = topLeftTile.x(); x_coord <= bottomRightTile.x(); x_coord++){
        for(int y_coord = topLeftTile.y(); y_coord <= bottomRightTile.y(); y_coord++){
            tiles_to_load.append(QVector2D(x_coord,y_coord));
        }
    }

    qDebug() << tiles_to_load.size();
    startImgDownloader_1();
    startImgDownloader_2();
    startImgDownloader_3();
    startImgDownloader_4();

}
Exemple #26
0
 foreach (ViewWidget *view,  _linkedViews) {
   GeographicalViewWidget *gw = (GeographicalViewWidget*)view->mapWidget();
   QVector2D r = gw->getScalarRange();
   range.setX(std::min(range.x(), r.x()));
   range.setY(std::max(range.y(), r.y()));
 }