本文整理汇总了C++中QVector3D函数的典型用法代码示例。如果您正苦于以下问题：C++ QVector3D函数的具体用法？C++ QVector3D怎么用？C++ QVector3D使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了QVector3D函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: initialize2DProperties
void MainView2D::createFixtureItem(quint32 fxID, quint16 headIndex, quint16 linkedIndex,
QVector3D pos, bool mmCoords)
{
if (isEnabled() == false)
return;
if (m_gridItem == NULL)
initialize2DProperties();
qDebug() << "[MainView2D] Creating fixture with ID" << fxID << headIndex << linkedIndex << "pos:" << pos;
Fixture *fixture = m_doc->fixture(fxID);
if (fixture == NULL)
return;
quint32 itemID = FixtureUtils::fixtureItemID(fxID, headIndex, linkedIndex);
QLCFixtureMode *fxMode = fixture->fixtureMode();
QQuickItem *newFixtureItem = qobject_cast<QQuickItem*>(fixtureComponent->create());
quint32 itemFlags = m_monProps->fixtureFlags(fxID, headIndex, linkedIndex);
newFixtureItem->setParentItem(m_gridItem);
newFixtureItem->setProperty("itemID", itemID);
if (itemFlags & MonitorProperties::HiddenFlag)
newFixtureItem->setProperty("visible", false);
if (fxMode != NULL && fixture->type() != QLCFixtureDef::Dimmer)
{
QLCPhysical phy = fxMode->physical();
//qDebug() << "Current mode fixture heads:" << fxMode->heads().count();
newFixtureItem->setProperty("headsNumber", fxMode->heads().count());
if (fixture->channelNumber(QLCChannel::Pan, QLCChannel::MSB) != QLCChannel::invalid())
{
int panDeg = phy.focusPanMax();
if (panDeg == 0) panDeg = 360;
newFixtureItem->setProperty("panMaxDegrees", panDeg);
}
if (fixture->channelNumber(QLCChannel::Tilt, QLCChannel::MSB) != QLCChannel::invalid())
{
int tiltDeg = phy.focusTiltMax();
if (tiltDeg == 0) tiltDeg = 270;
newFixtureItem->setProperty("tiltMaxDegrees", tiltDeg);
}
}
QPointF itemPos;
QSizeF size = FixtureUtils::item2DDimension(fixture->type() == QLCFixtureDef::Dimmer ? NULL : fxMode,
m_monProps->pointOfView());
if (mmCoords == false && (pos.x() != 0 || pos.y() != 0))
{
float gridUnits = m_monProps->gridUnits() == MonitorProperties::Meters ? 1000.0 : 304.8;
itemPos.setX((pos.x() * gridUnits) / m_cellPixels);
itemPos.setY((pos.y() * gridUnits) / m_cellPixels);
}
if (m_monProps->containsItem(fxID, headIndex, linkedIndex))
{
itemPos = FixtureUtils::item2DPosition(m_monProps, m_monProps->pointOfView(), pos);
newFixtureItem->setProperty("rotation",
FixtureUtils::item2DRotation(m_monProps->pointOfView(),
m_monProps->fixtureRotation(fxID, headIndex, linkedIndex)));
}
else
{
itemPos = FixtureUtils::available2DPosition(m_doc, m_monProps->pointOfView(),
QRectF(itemPos.x(), itemPos.y(), size.width(), size.height()));
// add the new fixture to the Doc monitor properties
QVector3D newPos = FixtureUtils::item3DPosition(m_monProps, itemPos, 1000.0);
m_monProps->setFixturePosition(fxID, headIndex, linkedIndex, newPos);
m_monProps->setFixtureFlags(fxID, headIndex, linkedIndex, 0);
Tardis::instance()->enqueueAction(Tardis::FixtureSetPosition, itemID, QVariant(QVector3D(0, 0, 0)), QVariant(newPos));
}
newFixtureItem->setProperty("mmXPos", itemPos.x());
newFixtureItem->setProperty("mmYPos", itemPos.y());
newFixtureItem->setProperty("mmWidth", size.width());
newFixtureItem->setProperty("mmHeight", size.height());
newFixtureItem->setProperty("fixtureName", fixture->name());
// and finally add the new item to the items map
m_itemsMap[itemID] = newFixtureItem;
QByteArray values;
updateFixture(fixture, values);
}
开发者ID:exmatrikulator，项目名称:qlcplus，代码行数:88，代码来源:mainview2d.cpp
示例2: QVector3D
Vertex::Vertex()
{
m_pos = QVector3D(0.0f, 0.0f, 0.0f);
m_tex = QVector2D(0.0f, 0.0f);
m_normal = QVector3D(0.0f, 0.0f, 0.0f);
}
开发者ID:Imarion，项目名称:Chap10TextureEx，代码行数:6，代码来源:vertex.cpp
示例3: QGLWidget
MaterialPreview::MaterialPreview(QWidget *parent) :
QGLWidget(parent)
{
sphere_ = new Sphere("Preview Sphere", 0, 5, Primitive::float3(1, 1, 0), 1, 50, 50);
camera_ = new Camera(0, Camera::PERSPECTIVE, false, QQuaternion::fromAxisAndAngle(QVector3D(1, 0, 0), 45.0f));
camera_->zoom(7);
}
开发者ID:claudilein，项目名称:graphics_programming_lab_2，代码行数:8，代码来源:materialpreview.cpp
示例4: QVector3D
QVector2D EnvPortal::GetChildLocal(const QVector3D & p) const
{
QVector3D local = QVector3D(p.x() - child_pos.x(), 0.0, p.z() - child_pos.z());
return QVector2D(QVector3D::dotProduct(local, child_t), QVector3D::dotProduct(local, child_n));
}
开发者ID:jaxzin，项目名称:firebox，代码行数:5，代码来源:envportal.cpp
示例5: up
/// Returns the vector pointing along the positive local Y axis
const QVector3D up() const { return mRotation.rotatedVector(QVector3D(0,1,0)); }
开发者ID:splatterlinge，项目名称:Splatterlinge，代码行数:2，代码来源:AObject.hpp
示例6:
RVector RVector::rotate3d(const QQuaternion& quaternion) {
QVector3D qv = quaternion.rotatedVector(QVector3D(x, y, z));
*this = RVector(qv.x(), qv.y(), qv.z());
return *this;
}
开发者ID:fallenwind，项目名称:qcad，代码行数:5，代码来源:RVector.cpp
示例7: toVector4D
/*!
Returns the 3D form of this 2D vector, with the z coordinate set to zero.
\sa toVector4D(), toPoint()
*/
QVector3D QVector2D::toVector3D() const
{
return QVector3D(xp, yp, 0.0f, 1);
}
开发者ID:13W，项目名称:phantomjs，代码行数:9，代码来源:qvector2d.cpp
示例8: qFastSin
//------------------------------------------------------------------------------
QGLBuilder& operator << ( QGLBuilder& builder, const QGLEllipsoid& ellipsoid )
{
// Determine the number of slices and stacks to generate.
static int const numberOfSlicesForSubdivisionDepth[] = { 8, 8, 16, 16, 32, 32, 64, 64, 128, 128 };
static int const numberOfStacksForSubdivisionDepth[] = { 4, 8, 8, 16, 16, 32, 32, 64, 64, 128 };
const unsigned int numberOfSlices = numberOfSlicesForSubdivisionDepth[ ellipsoid.GetSubdivisionDepth() - 1 ];
const unsigned int numberOfStacks = numberOfStacksForSubdivisionDepth[ ellipsoid.GetSubdivisionDepth() - 1 ];
// Precompute sin/cos values for the slices.
const unsigned int maxSlices = 128 + 1;
const unsigned int maxStacks = 128 + 1;
qreal sliceSin[ maxSlices ];
qreal sliceCos[ maxSlices ];
for( unsigned int slice = 0; slice < numberOfSlices; ++slice )
{
const qreal angle = 2 * M_PI * (numberOfSlices - 1 - slice) / numberOfSlices;
sliceSin[slice] = qFastSin(angle);
sliceCos[slice] = qFastCos(angle);
}
// Join first and last slice.
sliceSin[numberOfSlices] = sliceSin[0];
sliceCos[numberOfSlices] = sliceCos[0];
// Precompute sin/cos values for the stacks.
qreal stackSin[ maxStacks ];
qreal stackCos[ maxStacks ];
for( unsigned int stack = 0; stack <= numberOfStacks; ++stack )
{
// Efficiently handle end-points which also ensure geometry comes to a point at the poles (no round-off).
if( stack == 0 ) { stackSin[stack] = 0.0f; stackCos[stack] = 1.0f; }
else if( stack == numberOfStacks ) { stackSin[stack] = 0.0f; stackCos[stack] = -1.0f; }
else
{
const qreal angle = M_PI * stack / numberOfStacks;
stackSin[stack] = qFastSin(angle);
stackCos[stack] = qFastCos(angle);
}
}
// Half the dimensions of the ellipsoid for calculations below (centroid of ellipsoid is 0, 0, 0.)
const qreal xRadius = 0.5 * ellipsoid.GetXDiameter();
const qreal yRadius = 0.5 * ellipsoid.GetYDiameter();
const qreal zRadius = 0.5 * ellipsoid.GetZDiameter();
const qreal oneOverXRadiusSquared = 1.0 / (xRadius * xRadius);
const qreal oneOverYRadiusSquared = 1.0 / (yRadius * yRadius);
const qreal oneOverZRadiusSquared = 1.0 / (zRadius * zRadius);
// Create the stacks.
for( unsigned int stack = 0; stack < numberOfStacks; ++stack )
{
QGeometryData quadStrip;
for( unsigned int slice = 0; slice <= numberOfSlices; ++slice )
{
// Equation for ellipsoid surface is x^2/xRadius^2 + y^2/yRadius^2 + z^2/zRadius^2 = 1
// Location of vertices can be specified in terms of "polar coordinates".
const qreal nextx = xRadius * stackSin[stack+1] * sliceSin[slice];
const qreal nexty = yRadius * stackSin[stack+1] * sliceCos[slice];
const qreal nextz = zRadius * stackCos[stack+1];
quadStrip.appendVertex( QVector3D( nextx, nexty, nextz) );
// Equation for ellipsoid surface is Surface = x^2/xRadius^2 + y^2/yRadius^2 + z^2/zRadius^2 - 1
// Gradient for ellipsoid is x/xRadius^2*Nx> + y/yRadius^2*Ny> + z/zRadius^2*Nz>
// Gradient for sphere simplifies to x*Nx> + y*Ny> + z*Nz>
// const qreal nextGradientx = stackSin[stack+1] * sliceSin[slice];
// const qreal nextGradienty = stackSin[stack+1] * sliceCos[slice];
// const qreal nextGradientz = stackCos[stack+1];
const qreal nextGradientx = nextx * oneOverXRadiusSquared;
const qreal nextGradienty = nexty * oneOverYRadiusSquared;
const qreal nextGradientz = nextz * oneOverZRadiusSquared;
const qreal nextGradientMagSquared = nextGradientx * nextGradientx + nextGradienty * nextGradienty + nextGradientz * nextGradientz;
const qreal oneOverNextGradientMagnitude = 1.0 / sqrt( nextGradientMagSquared );
quadStrip.appendNormal( oneOverNextGradientMagnitude * QVector3D( nextGradientx, nextGradienty, nextGradientz ) );
quadStrip.appendTexCoord( QVector2D(1.0f - qreal(slice) / numberOfSlices, 1.0f - qreal(stack + 1) / numberOfStacks) );
const qreal x = xRadius * stackSin[stack] * sliceSin[slice];
const qreal y = yRadius * stackSin[stack] * sliceCos[slice];
const qreal z = zRadius * stackCos[stack];
quadStrip.appendVertex( QVector3D( x, y, z) );
// const qreal gradientx = stackSin[stack] * sliceSin[slice];
// const qreal gradienty = stackSin[stack] * sliceCos[slice];
// const qreal gradientz = stackCos[stack];
const qreal gradientx = x * oneOverXRadiusSquared;
const qreal gradienty = y * oneOverYRadiusSquared;
const qreal gradientz = z * oneOverZRadiusSquared;
const qreal gradientMagSquared = gradientx * gradientx + gradienty * gradienty + gradientz * gradientz;
const qreal oneOverGradientMagnitude = 1.0 / sqrt( gradientMagSquared );
quadStrip.appendNormal( oneOverGradientMagnitude * QVector3D( gradientx, gradienty, gradientz) );
quadStrip.appendTexCoord( QVector2D(1.0f - qreal(slice) / numberOfSlices, 1.0f - qreal(stack) / numberOfStacks) );
}
// The quad strip stretches from pole to pole.
builder.addQuadStrip( quadStrip );
}
return builder;
//.........这里部分代码省略.........
开发者ID:ruisebastiao，项目名称:qsim，代码行数:101，代码来源:QGLEllipsoid.cpp
示例9: QPointF
void Orientation_Widget::Init(void)
{
Quad2d.clear();
Quad2d.append( QPointF( 0.9192f, 0.8485f) );
Quad2d.append( QPointF( 0.3000f, 0.2293f) );
Quad2d.append( QPointF( 0.3000f, -0.2293f) );
Quad2d.append( QPointF( 0.9192f, -0.8485f) );
Quad2d.append( QPointF( 0.8485f, -0.9192f) );
Quad2d.append( QPointF( 0.2293f, -0.3000f) );
Quad2d.append( QPointF(-0.2293f, -0.3000f) );
Quad2d.append( QPointF(-0.8485f, -0.9192f) );
Quad2d.append( QPointF(-0.9192f, -0.8485f) );
Quad2d.append( QPointF(-0.3000f, -0.2293f) );
Quad2d.append( QPointF(-0.3000f, 0.2293f) );
Quad2d.append( QPointF(-0.9192f, 0.8485f) );
Quad2d.append( QPointF(-0.8485f, 0.9192f) );
Quad2d.append( QPointF(-0.2293f, 0.3000f) );
Quad2d.append( QPointF( 0.2293f, 0.3000f) );
Quad2d.append( QPointF( 0.8485f, 0.9192f) );
CenterX = CenterY = 0.0f;
const int sourceLine[] = { 0,1, 1,2, 2,3, 3,4,
4,5, 5,6, 6,7, 7,8, // Top shell
8,9, 9,10, 10,11, 11,12,
12,13, 13,14, 14,15, 15,0,
16,17, 17,18, 18,19, 19,20,
20,21, 21,22, 22,23, 23,24, // Bottom shell
24,25, 25,26, 26,27, 27,28,
28,29, 29,30, 30,31, 31,16,
0,16, 1,17, 2,18, 3,19,
4,20, 5,21, 6,22, 7,23, // Connections between top & bottom
8,24, 9,25, 10,26, 11,27,
12,28, 13,29, 14,30, 15,31,
2,5, 6,9, 10,13, 14,1, // Connections on arms, top & bottom
18,21, 22,25, 26,29, 30,17,
32,33
};
QuadLine.clear();
for( unsigned int i=0; i<sizeof(sourceLine)/sizeof(int); i++ ) {
QuadLine.append( sourceLine[i] );
}
float cubeHeight = 0.8;
float cubeWidth = 1.2;
float cubeDepth = 1.2;
QuadPt.resize(34);
pt.resize(34);
for(int i = 0; i < 16; i++) {
QuadPt[i] = QVector3D( Quad2d[i].x() * cubeWidth, -cubeHeight * 0.1f, Quad2d[i].y() * cubeDepth );
QuadPt[i+16] = QVector3D( Quad2d[i].x() * cubeWidth, +cubeHeight * 0.1f, Quad2d[i].y() * cubeDepth );
}
QuadPt[32] = QVector3D( 0.0f, 0.0f, 0.3f * cubeDepth );
QuadPt[33] = QVector3D( 0.0f, 0.0f, 0.5f * cubeDepth );
bQuat2Valid = false;
}
开发者ID:bweir，项目名称:Flight-Controller，代码行数:66，代码来源:orientation_widget.cpp
示例10: connect
Frame3D::Frame3D()
{
connect(&view, SIGNAL(calibrate()), this, SLOT(calibrate()));
calibratedX = 0;
calibratedY = 0;
calibratedZ = 0;
engine.registerAspect(new Qt3DRender::QRenderAspect());
input = new Qt3DInput::QInputAspect;
engine.registerAspect(input);
data.insert(QStringLiteral("surface"), QVariant::fromValue(static_cast<QSurface *>(&view)));
data.insert(QStringLiteral("eventSource"), QVariant::fromValue(&view));
engine.setData(data);
// Root entity
rootEntity = new Qt3DCore::QEntity();
rootEntity->setObjectName(QStringLiteral("rootEntity"));
// cube
cubeEntity = new Qt3DCore::QEntity(rootEntity);
// cube shape data
cube = new Qt3DRender::QCuboidMesh();
cubeEntity->addComponent(cube);
// cubeMesh Transform
cubeTransforms = new Qt3DCore::QTransform();
cubeTransforms->setTranslation(QVector3D(0.0f, 0.0f, 0.0f));
cubeTransforms->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1, 1, 1), 0.0f));
cubeEntity->addComponent(cubeTransforms);
// Camera
cameraEntity = new Qt3DCore::QCamera(rootEntity);
cameraEntity->setObjectName(QStringLiteral("cameraEntity"));
cameraEntity->lens()->setPerspectiveProjection(60.0f, 16.0f/9.0f, 0.1f, 1000.0f);
cameraEntity->setPosition(QVector3D(0, 2, 2.0f));
cameraEntity->setViewCenter(cubeTransforms->translation());
cameraEntity->setUpVector(QVector3D(0, 1, 0));
input->setCamera(cameraEntity);
// FrameGraph
frameGraph = new Qt3DRender::QFrameGraph();
techniqueFilter = new Qt3DRender::QTechniqueFilter();
viewport = new Qt3DRender::QViewport(techniqueFilter);
clearBuffer = new Qt3DRender::QClearBuffer(viewport);
cameraSelector = new Qt3DRender::QCameraSelector(clearBuffer);
(void) new Qt3DRender::QRenderPassFilter(cameraSelector);
// TechiqueFilter and renderPassFilter are not implement yet
viewport->setRect(QRectF(0, 0, 1, 1));
clearBuffer->setBuffers(Qt3DRender::QClearBuffer::ColorDepthBuffer);
cameraSelector->setCamera(cameraEntity);
frameGraph->setActiveFrameGraph(techniqueFilter);
// Setting the FrameGraph
rootEntity->addComponent(frameGraph);
// Set root object of the scene
engine.setRootEntity(rootEntity);
// Show window
view.show();
}
开发者ID:alexbourgeois，项目名称:SmartControl，代码行数:63，代码来源:frame3d.cpp
示例11: draw_line
void RenderState::draw_flat_box(QVector3D position1, QVector3D position2) {
draw_line(QVector3D(position1.x(), position1.y(), position1.z()),
QVector3D(position1.x(), position2.y(), position2.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
draw_line(QVector3D(position1.x(), position1.y(), position1.z()),
QVector3D(position2.x(), position1.y(), position2.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
draw_line(QVector3D(position1.x(), position1.y(), position1.z()),
QVector3D(position2.x(), position2.y(), position1.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
draw_line(QVector3D(position2.x(), position1.y(), position1.z()),
QVector3D(position2.x(), position2.y(), position2.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
draw_line(QVector3D(position1.x(), position2.y(), position1.z()),
QVector3D(position2.x(), position2.y(), position2.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
draw_line(QVector3D(position1.x(), position1.y(), position2.z()),
QVector3D(position2.x(), position2.y(), position2.z()),
this->view_matrix, QMatrix4x4(), QVector3D(1, 1, 1));
}
开发者ID:Baggins800，项目名称:Low-Poly-Creator，代码行数:22，代码来源:renderstate.cpp
示例12: glDepthMask
void RenderState::paintGL() {
this->view_matrix.setToIdentity();
// whenever content is not loaded, load the content
if ( !this->shader_program ) { this->load_content(); }
// enable the scene's depth mask
glDepthMask(GL_TRUE);
// clear the depth z = 0.0f -> 1.0f
glClearDepth(1.0f);
// enable the scene's depth test
glEnable(GL_DEPTH_TEST);
// enable cullmode CCW (counter clockwise)
glEnable(GL_CULL_FACE);
// clear the background color for rendering
glClearColor(104.0/255.0, 104.0/255.0, 104.0/255.0, 1);
// clear the color and depth buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// transform the camera's position with respect to the rotation matrix
QVector3D cameraPosition = camera_transformation * QVector3D(0, 0, this->mouse_zoom);
// define the direction of the camera's up vector
QVector3D cameraUpDirection = camera_transformation * QVector3D(0, 1.0, 0);
// implement and transform the camera
this->view_matrix.lookAt(cameraPosition, QVector3D(), cameraUpDirection);
this->view_matrix.translate(this->camera_previous);
// return the position of the ray intersection with the y-axis
QVector3D camara_zoom = QVector3D(- this->camera_previous.x(),
- this->camera_previous.y(),
- this->camera_previous.z());
//this->view_matrix.rotate(this->prev_rotation_y, 1, 0, 0);
//this->view_matrix.rotate(this->prev_rotation_x, 0, 1, 0);
switch ( type_of_view ) {
case 0 : camara_zoom.setY( camara_zoom.y() + this->mouse_zoom );
break;
case 1 : camara_zoom.setX( camara_zoom.x() - this->mouse_zoom );
break;
case 2 : camara_zoom.setZ( camara_zoom.z() + this->mouse_zoom );
break;
case 3 : this->view_matrix.rotate(-this->mouse_relative_y_drag, 1.0, 0, 0);
this->view_matrix.rotate(-this->mouse_relative_x_drag, 0, 1.0, 0);
// this->view_matrix.rotate(-45-this->mouse_y, 1, 0, 0);
break;
}
QVector3D Pos = this->intersect_plane(this->raycast_direction, camara_zoom);
// update current position
this->current_position->setX(Pos.x());
this->current_position->setZ(Pos.z());
this->current_position->setY(Pos.y());
// draw select box
if ( (this->mousedown_left) && (this->edit_vertex_enable) ) {
draw_flat_box(*this->clicked_position, *this->current_position);
}
if ( (this->mousedown_left) && (this->translate_enable) ) {
draw_line(*this->clicked_position,
*this->current_position,
this->view_matrix,
QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0));
}
for (int a = 0; a < CurrentScene::mesh_count(); a++) {
QMatrix4x4 translation;
translation.translate(*CurrentScene::get_position(a));
draw_model(CurrentScene::mesh_draw(a),
this->view_matrix,
translation,
QMatrix4x4(),
QVector3D(0.3, 0.0, 0.0));
draw_model_vertices(CurrentScene::mesh_draw(a),
this->view_matrix,
translation,
QMatrix4x4(),
QVector3D(1.0, 0.0, 0.0), true);
draw_model_vertices(CurrentScene::mesh_draw(a),
this->view_matrix,
translation,
QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0), false);
}
draw_grid();
if ( this->add_vertex_enable && ( this->type_of_view != 3 ) ) {
QMatrix4x4 translation;
translation.translate(Pos);
draw_model(this->current_mesh,this->view_matrix,
translation,
QMatrix4x4(),
QVector3D());
}
// release the program for this frame
this->shader_program->release();
// disable the cullmode for the frame
glDisable(GL_CULL_FACE);
//.........这里部分代码省略.........
开发者ID:Baggins800，项目名称:Low-Poly-Creator，代码行数:101，代码来源:renderstate.cpp
示例13: switch
void RenderState::draw_grid() {
const int max_lines = 32;
for ( int x = -max_lines; x < max_lines + 1; x++ ) {
switch ( type_of_view ) {
case 0 :
// draw horisontal lines
draw_line(QVector3D(x ,0 ,-max_lines),
QVector3D(x ,0 ,max_lines),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0));
// draw vertical lines
draw_line(QVector3D(-max_lines ,0 ,x),
QVector3D(max_lines ,0 ,x),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0 ,1.0));
break;
case 1 :
// draw horisontal lines
draw_line(QVector3D(0, x, -max_lines),
QVector3D(0, x, max_lines),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0));
// draw vertical lines
draw_line(QVector3D(0, -max_lines, x),
QVector3D(0, max_lines, x),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0 ,1.0));
break;
case 2 :
// draw horisontal lines
draw_line(QVector3D(x, -max_lines, 0),
QVector3D(x, max_lines, 0),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0));
// draw vertical lines
draw_line(QVector3D(-max_lines, x, 0),
QVector3D(max_lines, x, 0),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0 ,1.0));
break;
case 3 :
// draw horisontal lines
draw_line(QVector3D(x ,0 ,-max_lines),
QVector3D(x ,0 ,max_lines),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0, 1.0));
// draw vertical lines
draw_line(QVector3D(-max_lines ,0 ,x),
QVector3D(max_lines ,0 ,x),
this->view_matrix, QMatrix4x4(),
QVector3D(1.0, 1.0 ,1.0));
break;
}
}
}
开发者ID:Baggins800，项目名称:Low-Poly-Creator，代码行数:55，代码来源:renderstate.cpp
示例14: QQuaternion
void GLWidget::rotateCamera(float angle) {
QQuaternion rot = QQuaternion(cos(angle/2.0), sin(angle/2.0) * QVector3D(0.0, 1.0, 0.0));
camera->rotate(rot);
}
开发者ID:TheSlothExperience，项目名称:SheepBattleBoats，代码行数:5，代码来源:glwidget.cpp
示例15: QVector3D
void DirectionNode::downWorld(qreal distance) {
position += QVector3D(0, -distance, 0);
update();
}
开发者ID:jaccen，项目名称:liblub，代码行数:4，代码来源:DirectionNode.cpp
示例16: QVector3D
QVector3D DarkMatter::outDirection(const HitRecord &, Sample, float &pdf, cv::Vec3f &brdf) const
{
brdf = cv::Vec3f();
pdf = 0;
return QVector3D();
}
开发者ID:gidoca，项目名称:renderer，代码行数:6，代码来源:darkmatter.cpp
示例17: qCos
void QPaintedSphere3D::createVertices(int rings, int slices)
{
_indexes.clear();
_vertices.clear();
const float dTheta = (M_PI * 2) / static_cast<float>(slices);
const float dPhi = M_PI / static_cast<float>(rings);
const float du = 1.0f / static_cast<float>(slices);
const float dv = 1.0f / static_cast<float>(rings);
for(int lat = 0; lat < rings + 1; ++lat)
{
const float phi = M_PI_2 - static_cast<float>(lat) * dPhi;
const float cosPhi = qCos(phi);
const float sinPhi = qSin(phi);
const float v = 1.0f - static_cast<float>(lat) * dv;
for(int lon = 0; lon < slices + 1; ++lon)
{
const float theta = static_cast<float>(lon) * dTheta;
const float cosTheta = qCos(theta);
const float sinTheta = qSin(theta);
const float u = static_cast<float>(lon) * du;
#if 0
float vx = _d->radius() * cosTheta * cosPhi;
float vy = _d->radius() * sinPhi;
float vz = _d->radius() * sinTheta * cosPhi;
#else
float vx = cosTheta * cosPhi;
float vy = sinPhi;
float vz = sinTheta * cosPhi;
#endif
#if 0
float vtu = u; //texture coord
float vtv = v;
float vnx = cosTheta * cosPhi; //normals
float vny = sinPhi;
float vnz = sinTheta * cosPhi;
float tn1 = sinTheta; //tangents
float tn2 = 0.0f;
float tn3 = -cosTheta;
float tn4 = 1.0f;
#endif
_vertices << QVector3D(vx, vy, vz);
}
}
const int faces = (slices << 1) * (rings - 1);
const int indices = faces * 3;
int nextRingStartIndex = slices + 1;
for(int j = 0; j < slices; ++j)
{
_indexes << nextRingStartIndex + j;
_indexes << 0;
_indexes << nextRingStartIndex + j + 1;
}
for(int i = 1; i < (rings - 1); ++i)
{
const int ringStartIndex = i * (slices + 1);
const int nextRingStartIndex = (i + 1) * (slices + 1);
for(int j = 0; j < slices; ++j)
{
_indexes << ringStartIndex + j;
_indexes << ringStartIndex + j + 1;
_indexes << nextRingStartIndex + j;
_indexes << nextRingStartIndex + j;
_indexes << ringStartIndex + j + 1;
_indexes << nextRingStartIndex + j + 1;
}
}
const int ringStartIndex = (rings - 1) * (slices + 1);
nextRingStartIndex = rings * (slices + 1);
for ( int j = 0; j < slices; ++j )
{
_indexes << ringStartIndex + j + 1;
_indexes << nextRingStartIndex;
_indexes << ringStartIndex + j;
}
}
开发者ID:megagrif，项目名称:ALGL，代码行数:78，代码来源:QPainter3D.cpp
示例18: direction
// TODO(bmonkey): This shouldn't be needed.
QMatrix4x4 DirectionNode::getViewNoTranslation() {
QMatrix4x4 viewMatrixNoTranslation;
viewMatrixNoTranslation.lookAt(QVector3D(0, 0, 0), direction(), up);
return viewMatrixNoTranslation;
}
开发者ID:jaccen，项目名称:liblub，代码行数:6，代码来源:DirectionNode.cpp
示例19: left
/// Returns the vector pointing along the positive local X axis
const QVector3D left() const { return mRotation.rotatedVector(QVector3D(1,0,0)); }
开发者ID:splatterlinge，项目名称:Splatterlinge，代码行数:2，代码来源:AObject.hpp
示例20: direction
/// Returns the vector pointing along the positive local Z axis
const QVector3D direction() const { return mRotation.rotatedVector(QVector3D(0,0,1)); }
开发者ID:splatterlinge，项目名称:Splatterlinge，代码行数:2，代码来源:AObject.hpp
注：本文中的QVector3D函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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