void resizeGL(unsigned int width, unsigned int height)
{
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
setPerspective(45, (float)width/height, 0.1, 100.0);
}
// Creates a default camera resembling Maya Persp
CameraPersp::CameraPersp()
: Camera(), mLensShift( Vec2f::zero() )
{
lookAt( Vec3f( 28.0f, 21.0f, 28.0f ), Vec3f::zero(), Vec3f::yAxis() );
setCenterOfInterest( 44.822f );
setPerspective( 35.0f, 1.0f, 0.1f, 1000.0f );
}
Camera::Camera()
: _pitch(0), _yaw(0), _position(0,0,0),
_moveSpeed(1.0f), _movementFlags(0)
{
updateViewMatrix();
setPerspective(60.0f, 16.0f/9.0f, 0.01f, 100.0f);
}
// Creates a default camera resembling Maya Persp
CameraPersp::CameraPersp()
: Camera()
{
lookAt( vec3( 28, 21, 28 ), vec3(), vec3( 0, 1, 0 ) );
setCenterOfInterest( 44.822f );
setPerspective( 35, 1, 0.1f, 1000 );
}
void AbstractContent::slotSetPerspective(const QPointF & sceneRelPoint, Qt::KeyboardModifiers modifiers)
{
if (modifiers & Qt::ControlModifier)
return slotClearPerspective();
qreal k = modifiers == Qt::NoModifier ? 0.2 : 0.5;
setPerspective(QPointF(qBound((qreal)-70.0, (qreal)sceneRelPoint.x()*k, (qreal)70.0), qBound((qreal)-70.0, (qreal)sceneRelPoint.y()*k, (qreal)70.0)));
}
void ElevatorSimRenderWindow::setViewport() {
glViewport(0, 0, w(), h());
float ratio = (float)w() / (float)h();
setPerspective(45.0, 1.0*ratio, 1.0, 200.0);
}
Camera::Camera(float fovY, float aspectRatio, float near, float far)
: m_speed(10),
m_up(0,1,0),
m_transform(1),
m_view(1)
{
setPerspective(fovY, aspectRatio, near, far);
}
void Camera::setViewport(float x0, float y0, float xn, float yn)
{
m_viewport[0] = x0;
m_viewport[1] = y0;
m_viewport[2] = xn;
m_viewport[3] = yn;
setPerspective(m_near, m_far, m_fov, xn/yn);
}
void GlWindow::resizeGL( int w, int h )
{
glViewport( 0, 0, w, h );
float a = w / static_cast<GLfloat>(h);
// printf( "Size: (%d,%d) - AspectRatio: %f\n", w, h, a );
setPerspective( 45.0f, a, 0.1f, 100.0f );
}
void OGLViewer::resetCamera()
{
Transform cam2w = lookAt(Point3D(30, 10, 30), Point3D(0.0, 0.0, 0.0), Point3D(0, 1, 0));
Transform pers = Transform(setPerspective(67,
width() / static_cast<double>(height()), 0.1, 500));
view_cam = new perspCamera(cam2w, pers);
view_cam->exportVBO(view_mat, proj_mat, nullptr);
//update();
}
Camera::Camera(void)
{
p_position = D3DXVECTOR3(0.0f,0.0f,10.0f);
p_updir = D3DXVECTOR3(0.0f,1.0f,0.0f);
//hard coded to 1.3333 by default
float ratio = 640 / 480;
setPerspective(3.14159f / 4, ratio, 1.0f, 2000.0f);
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
connect(ui->action,SIGNAL(changed()),ui->SceneWidget,SLOT(setOrthogonal()));
connect(ui->action_2,SIGNAL(changed()),ui->SceneWidget,SLOT(setPerspective()));
connect(ui->SceneWidget,SIGNAL(setPerspectiveInfo(QString)),ui->label,SLOT(setText(QString)));
connect(ui->SceneWidget,SIGNAL(setFiguresInfo(QString)),ui->label_2,SLOT(setText(QString)));
}
static void myReshape(int w, int h)
{
/* Callback function to handle window dimensions and size changes */
glViewport(0, 0, w, h);
glMatrixMode(GL_PROJECTION); /* specifies the current matrix */
glLoadIdentity(); /* Sets the currant matrix to identity */
// gluPerspective(30,1.0,0.1,20.0); //ankle, aspect ratio x/y, near, far
// gluLookAt(0,0,10,0.5,0.5,0.5,0,1,0); //Eye:XYZ, Center XYZ, Up XYZ
setPerspective();
}
void Camera::centerOn(float center[4], float halfDists[4])
{
vec4fCopy(m_o, center);
m_radius = vec3fNorm(halfDists) * 2.f;
if (m_far < m_radius)
{
m_far = 1.5 * m_radius;
setPerspective(m_near, m_far, m_fov, m_ratio);
}
}
///// resizeGL ////////////////////////////////////////////////////////////////
void GLView::resizeGL(int w, int h)
/// Overridden from QGlWidget::resizeGL().
/// Resizes the OpenGL viewport according to the size of the widget.
{
glViewport(0, 0, w, h);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
//aspectRatio = static_cast<float>(w) / static_cast<float>(h);
setPerspective(); // calls gluPerspective or glOrtho depending on the prespective setting
glMatrixMode(GL_MODELVIEW);
}
void GLWidget::resizeGL(int width, int height)
{
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
setPerspective();
glMatrixMode(GL_MODELVIEW);
updateGL();
}
Camera::Camera() {
rotX = 0.0f;
rotY = 0.0f;
rotZ = 0.0f;
setPos(0.0f, 0.0f, 70.0f);
setPerspective(45.0f, 1.0f, 0.1f, 200.0f);
recalcRotateView();
Model = glm::scale(glm::mat4(1.0f), glm::vec3(1.0f));
MVP = Projection * View * Model;
}
void GLES2Lesson::render() {
clearBuffers();
prepareShaderProgram();
setPerspective();
resetTransformMatrices();
drawGeometry(vboCubeVertexDataIndex,
vboCubeVertexIndicesIndex,
36,
cubeTransformMatrix
);
}
void CCCameraBase::setupViewport(float x, float y, float width, float height, const int frameBufferID)
{
this->frameBufferID = frameBufferID;
viewportX = x;
viewportY = y;
viewportX2 = x+width;
viewportY2 = y+height;
viewportWidth = width;
viewportHeight = height;
invViewportWidth = 1.0f / viewportWidth;
invViewportHeight = 1.0f / viewportHeight;
if( frameBufferID == -1 )
{
const CCTarget<float> &orientation = CCAppManager::GetOrientation();
if( orientation.target == 270.0f )
{
CCSwapFloat( x, y );
CCSwapFloat( width, height );
x = 1.0f - width - x;
}
else if( orientation.target == 90.0f )
{
CCSwapFloat( x, y );
CCSwapFloat( width, height );
y = 1.0f - height - y;
}
else if( orientation.target == 180.0f )
{
x = 1.0f - width - x;
y = 1.0f - height - y;
}
else
{
}
}
const float invY = ( 1.0f-height ) - y;
const float frameBufferWidth = gEngine->renderer->frameBufferManager.getWidth( frameBufferID );
const float frameBufferHeight = gEngine->renderer->frameBufferManager.getHeight( frameBufferID );
const float definedWidth = width * frameBufferWidth;
const float definedHeight = height * frameBufferHeight;
viewport[0] = x * frameBufferWidth;
viewport[1] = invY * frameBufferHeight;
viewport[2] = definedWidth;
viewport[3] = definedHeight;
aspectRatio = definedWidth / definedHeight;
setPerspective( perspective );
}
void zoom_in(){
if(!ortho){
if(view_angle>20)view_angle-=1;
else if(view_angle>1)view_angle-=.1;
else return;
}
else{
if(view_angle>-8) view_angle-=1;
}
setPerspective(GL_RENDER,0,0);
}
void zoom_out(){
if(!ortho){
if(view_angle<150)view_angle+=1;
else if(view_angle<170)view_angle+=.1;
else return;
}
else {
view_angle+=1;
}
setPerspective(GL_RENDER,0,0);
}
void MyWorld::Update()
{
// Adjust perspective based on dimensions of screen to keep board in view
int max = IwGxGetScreenHeight() > IwGxGetScreenWidth() ? IwGxGetScreenHeight() : IwGxGetScreenWidth();
setPerspective(480.0f - (1024 - max) / 2);
// Update camera swing
if (CamSwing)
{
float d = CamSwingTime / CAM_SWING_TIME;
LookFrom.x = StartCamSwingPos.x + (FinalCamSwingPos.x - StartCamSwingPos.x) * d;
LookFrom.y = StartCamSwingPos.y + (FinalCamSwingPos.y - StartCamSwingPos.y) * d;
LookFrom.z = StartCamSwingPos.z + (FinalCamSwingPos.z - StartCamSwingPos.z) * d;
TransformDirty = true;
CamSwingTime++;
if (CamSwingTime > CAM_SWING_TIME)
{
CamSwing = false;
CamSwingTime = 0;
}
}
// TODO: Add world logic here
World::Update();
switch (GameState)
{
case eGameState_GameOver:
if (GameOverTimer.HasTimedOut())
{
RestartGame();
}
break;
case eGameState_Running:
if (TurnsLeftChanged)
{
char str[64];
snprintf(str, 64, "%u", TurnsLeft);
TurnsLeftLabel->setText(str);
TurnsLeftChanged = false;
}
if (RoundChanged)
{
char str[64];
snprintf(str, 64, "%u", Round);
RoundLabel->setText(str);
RoundChanged = false;
}
break;
}
}
void Camera::reset( GLfloat width, GLfloat height )
{
setPos(m_InitialPos);
setDir(m_InitialDir);
setUp(m_InitialUp);
setPerspective(m_InitialFOV, width, height, m_InitialNear, m_InitialFar);
m_Pitch = 0.0f;
m_Yaw = 0.0f;
m_Speed = m_InitialSpeed;
m_PosDelta = vec3(0.0f);
}
//--------------------------------------------------------------------------
Camera::Camera() :
mAnimationComponent(mTransformComponent),
mCurrentTranslationAnimation(nullptr),
mCurrentSlerpAnimation(nullptr)
{
mView = glm::lookAt(glm::vec3(0.0f, 0.0, 7.0f),
glm::vec3(0.0f, 0.0f, 0.0f),
glm::vec3(0.0f, 1.0f, 0.0f));
mZoom = 1.0f;
//Perspective values
mBaseFov = DEFAULT_FOVY;
setPerspective(mBaseFov, DEFAULT_ASPECT_RATIO, DEFAULT_NEAR_PLANE, DEFAULT_FAR_PLANE);
}
void onReshape (int width, int height)
/* pre: glut window has been resized
post: resets cameras location and aspect to match window */
{
glViewport(0, 0, width, height);
if (! isFullScreen)
{
theWindowWidth = width;
theWindowHeight = height;
}
/* set camera to view resized area */
setPerspective(GL_RENDER,0,0);
}
static void RenderScene(void)
{
/* Creating the Scene */
// Clear screen and Z-buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(0,0,0.5); /* Farbe festlegen */
glMatrixMode( GL_MODELVIEW ); // Modell-Matrixstack wählen
glLoadIdentity(); // Die Matrix zurücksetzen
glCallList(CUBE);
glMatrixMode( GL_PROJECTION ); // World-Matrixstack wählen
glLoadIdentity(); // Die Matrix zurücksetzen
setPerspective();
glutSwapBuffers();
}
CameraPersp::CameraPersp( int pixelWidth, int pixelHeight, float fovDegrees, float nearPlane, float farPlane )
: Camera(), mLensShift( Vec2f::zero() )
{
float halfFov, theTan, aspect;
float eyeX = pixelWidth / 2.0f;
float eyeY = pixelHeight / 2.0f;
halfFov = 3.14159f * fovDegrees / 360.0f;
theTan = cinder::math<float>::tan( halfFov );
float dist = eyeY / theTan;
aspect = pixelWidth / (float)pixelHeight;
setPerspective( fovDegrees, aspect, nearPlane, farPlane );
lookAt( Vec3f( eyeX, eyeY, dist ), Vec3f( eyeX, eyeY, 0.0f ) );
}
CameraPersp::CameraPersp( int pixelWidth, int pixelHeight, float fovDegrees )
: Camera()
{
float eyeX = pixelWidth / 2.0f;
float eyeY = pixelHeight / 2.0f;
float halfFov = 3.14159f * fovDegrees / 360.0f;
float theTan = cinder::math<float>::tan( halfFov );
float dist = eyeY / theTan;
float nearDist = dist / 10.0f; // near / far clip plane
float farDist = dist * 10.0f;
float aspect = pixelWidth / (float)pixelHeight;
setPerspective( fovDegrees, aspect, nearDist, farDist );
lookAt( vec3( eyeX, eyeY, dist ), vec3( eyeX, eyeY, 0.0f ) );
}
void renderFn()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
g_program.use();
setPerspective();
glActiveTexture(GL_TEXTURE9);
glBindTexture(GL_TEXTURE_2D, omap2);
g_program.setUniform("MaxTessLevel", max_tess);
g_program.setUniform("ModelView", g_modelview);
g_program.setUniform("Projection", g_projection);
g_program.setUniform("MVP", g_projection * g_modelview);
g_program.setUniform("NormalMatrix",
glm::inverseTranspose(mat3(g_modelview)));
g_program.setUniform("MousePosition", mouse);
g_program.setUniform("Time", elapsed);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
renderLand();
d_program.use();
glUniformSubroutinesuiv(GL_VERTEX_SHADER, 1, &plv);
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, 1, &plf);
glActiveTexture(GL_TEXTURE9);
glBindTexture(GL_TEXTURE_2D, plane);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
renderPlane(scene->mRootNode);
glDisable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
d_program.setUniform("FrameTime", clockdiff);
d_program.setUniform("Elapsed", elapsed);
glUniformSubroutinesuiv(GL_VERTEX_SHADER, 1, &pav);
glUniformSubroutinesuiv(GL_FRAGMENT_SHADER, 1, &paf);
renderParticles();
glEnable(GL_DEPTH_TEST);
glDisable(GL_BLEND);
}
void GLES2Lesson::render() {
clearBuffers();
prepareShaderProgram();
setPerspective();
resetTransformMatrices();
for (auto &star : mStars) {
glUniform4fv(fragmentTintPosition, 1, &star->mColor[0]);
drawGeometry(vboCubeVertexDataIndex,
vboCubeVertexIndicesIndex,
4,
star->mTransform
);
}
}
