Visualization Library 2.1.0
A lightweight C++ OpenGL middleware for 2D/3D graphics
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The Qt6Widget class implements an OpenGLContext using the Qt6 API. More...
#include <Qt6Widget.hpp>
Public Member Functions | |
Qt6Widget (QWidget *parent=NULL, Qt::WindowFlags f=Qt::WindowFlags()) | |
~Qt6Widget () | |
void | dragEnterEvent (QDragEnterEvent *ev) |
void | dropEvent (QDropEvent *ev) |
bool | initQt6Widget (const vl::String &title, const vl::OpenGLContextFormat &info, int x=0, int y=0, int width=640, int height=480) |
virtual void | setContinuousUpdate (bool continuous) |
If the OpenGL context is a widget this function sets whether its area is continuously updated at each frame. More... | |
void | setRefreshRate (int msec) |
int | refreshRate () |
void | initializeGL () |
void | resizeGL (int width, int height) |
void | paintGL () |
void | update () |
If the OpenGLContext is a widget this function requests a redraw and generates an updateEvent(). More... | |
virtual void | setWindowTitle (const vl::String &title) |
If the OpenGL context is a top window this function sets its title. More... | |
virtual bool | setFullscreen (bool fullscreen) |
If the OpenGL context is a widget this function requests a maximization to fullscreen. More... | |
virtual void | quitApplication () |
Asks to the windowing system that is managing the OpenGLContext to quit the application. More... | |
virtual void | show () |
If the OpenGL context is a widget this function makes it visible to the user. More... | |
virtual void | hide () |
If the OpenGL context is a widget this function makes it invisible to the user. More... | |
virtual void | setPosition (int x, int y) |
If the OpenGL context is a widget this function sets its position. More... | |
virtual vl::ivec2 | position () const |
If the OpenGL context is a widget this function returns its position. More... | |
virtual void | setSize (int w, int h) |
If the OpenGL context is a widget this function sets its size. More... | |
virtual vl::ivec2 | size () const |
void | swapBuffers () |
Swaps the back and front buffers to present the last rendering. More... | |
void | makeCurrent () |
Sets the OpenGL context as current for the calling thread. More... | |
void | setMousePosition (int x, int y) |
If the OpenGL context is a widget this function sets the mouse position. More... | |
void | mouseMoveEvent (QMouseEvent *ev) |
void | mousePressEvent (QMouseEvent *ev) |
void | mouseReleaseEvent (QMouseEvent *ev) |
void | wheelEvent (QWheelEvent *ev) |
void | keyPressEvent (QKeyEvent *ev) |
void | keyReleaseEvent (QKeyEvent *ev) |
virtual void | setMouseVisible (bool visible) |
If the OpenGL context is a widget this function sets whether the mouse is visible over it or not. More... | |
virtual void | getFocus () |
If the OpenGL context is a widget this function requests the mouse focus on it. More... | |
Public Member Functions inherited from vl::OpenGLContext | |
OpenGLContext (int w=0, int h=0) | |
Constructor. More... | |
~OpenGLContext () | |
Destructor. More... | |
bool | initGLContext (bool log=true) |
Initializes the supported OpenGL extensions. More... | |
void | logOpenGLInfo () |
Logs some information about the OpenGL context. More... | |
const std::string & | extensions () const |
Returns the list of OpenGL extensions supported separated by '|' characters. More... | |
bool | isExtensionSupported (const char *ext_name) |
Returns true if the given extension is supported. More... | |
void * | getProcAddress (const char *function_name) |
Returns the address of an OpenGL extension function. More... | |
FramebufferObject * | leftFramebuffer () |
The render target representing the default left framebuffer. More... | |
const FramebufferObject * | leftFramebuffer () const |
The render target representing the default left framebuffer. More... | |
FramebufferObject * | rightFramebuffer () |
The render target representing the default right framebuffer (if a stereo OpenGL context is present). More... | |
const FramebufferObject * | rightFramebuffer () const |
The render target representing the default right framebuffer (if a stereo OpenGL context is present). More... | |
FramebufferObject * | framebuffer () |
The default render target (always returns leftFramebuffer()). More... | |
const FramebufferObject * | framebuffer () const |
The default render target (always returns leftFramebuffer()). More... | |
FramebufferObject * | createFramebufferObject () |
Equivalent to "createFramebufferObject(0,0);" . More... | |
FramebufferObject * | createFramebufferObject (int width, int height, EReadDrawBuffer draw_buffer=RDB_COLOR_ATTACHMENT0, EReadDrawBuffer read_buffer=RDB_COLOR_ATTACHMENT0) |
Creates a new FramebufferObject (framebuffer object FramebufferObject). More... | |
void | destroyFramebufferObject (FramebufferObject *fbort) |
Destroys the specified FramebufferObject. More... | |
void | destroyAllFramebufferObjects () |
Removes all FramebufferObjects belonging to an OpenGLContext. More... | |
void | destroyAllOpenGLResources () |
Removes all OpenGL resources handled by the OpenGLContext. More... | |
virtual bool | fullscreen () const |
If the OpenGL context is a widget this function returns whether it has been maximized to fullscreen. More... | |
int | width () const |
Returns the width in pixels of an OpenGLContext. More... | |
int | height () const |
Returns the height in pixels of an OpenGLContext. More... | |
virtual bool | mouseVisible () const |
If the OpenGL context is a widget this function returns whether the mouse is visible over it or not. More... | |
void | setVSyncEnabled (bool enable) |
If the OpenGL context is a widget this function enabled/disables double buffer swapping to the monitor's vertical synch. More... | |
bool | vsyncEnabled () const |
If the OpenGL context is a widget this function returns whether vsync is enabled or not. More... | |
bool | continuousUpdate () const |
If the OpenGL context is a widget this function returns whether its area is continuously updated at each frame. More... | |
void | addEventListener (UIEventListener *el) |
Adds an UIEventListener to be notified of OpenGLContext related events. More... | |
void | removeEventListener (UIEventListener *el) |
Removes an UIEventListener. More... | |
void | eraseAllEventListeners () |
Removes all UIEventListener previously registered. More... | |
const std::vector< ref< UIEventListener > > & | eventListeners () const |
The currently UIEventListener registered to be notified of OpenGLContext related events. More... | |
const UIEventListener * | eventListener (int i) const |
Returns the i-th UIEventListener registered to an OpenGLContext. More... | |
UIEventListener * | eventListener (int i) |
Returns the i-th UIEventListener registered to an OpenGLContext. More... | |
int | eventListenerCount () const |
Returns the number of UIEventListener registered to an OpenGLContext. More... | |
const OpenGLContextFormat & | openglContextInfo () const |
Returns an OpenGLContextFormat structure describing an OpenGLContext. More... | |
void | setOpenGLContextInfo (const OpenGLContextFormat &info) |
Sets the OpenGLContextFormat associated to an OpenGLContext. More... | |
void | ignoreNextMouseMoveEvent () |
Requests not to dispatch the next mouse move event. More... | |
void | dispatchResizeEvent (int w, int h) |
Dispatches the UIEventListener::resizeEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchMouseMoveEvent (int x, int y) |
Dispatches the UIEventListener::mouseMoveEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchMouseUpEvent (EMouseButton button, int x, int y) |
Dispatches the UIEventListener::mouseUpEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchMouseDownEvent (EMouseButton button, int x, int y) |
Dispatches the UIEventListener::mouseDownEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchMouseWheelEvent (int n) |
Dispatches the UIEventListener::mouseWheelEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchKeyPressEvent (unsigned short unicode_ch, EKey key) |
Dispatches the UIEventListener::keyPressEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchKeyReleaseEvent (unsigned short unicode_ch, EKey key) |
Dispatches the UIEventListener::keyReleaseEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchDestroyEvent () |
Dispatches the UIEventListener::destroyEvent() notification to the subscribed UIEventListener(s), calls destroyAllOpenGLResources() and eraseAllEventListeners() This event must be issued just before the actual GL context is destroyed. More... | |
void | dispatchUpdateEvent () |
Dispatches the UIEventListener::updateEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchVisibilityEvent (bool visible) |
Dispatches the UIEventListener::visibilityEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchInitEvent () |
Dispatches the UIEventListener::initEvent() notification to the subscribed UIEventListener objects. More... | |
void | dispatchFileDroppedEvent (const std::vector< String > &files) |
Dispatches the UIEventListener::fileDroppedEvent() notification to the subscribed UIEventListener objects. More... | |
const std::set< EKey > & | keyboard () const |
Returns the std::set containing the currently pressed keys. More... | |
bool | isKeyPressed (EKey key) const |
Returns true if the given key is pressed. More... | |
void | keyPress (EKey key) |
Inserts the specified key in the set of currently active keys - For internal use only. More... | |
void | keyRelease (EKey key) |
Removes the specified key from the set of currently active keys - For internal use only. More... | |
bool | isInitialized () const |
Returns true if the OpenGLContext is in an initialized state. More... | |
int | vertexAttribCount () const |
The number (clamped to VA_MaxAttribCount) of generic vertex attributes as returned by glGet(GL_MAX_VERTEX_ATTRIBS) More... | |
int | textureImageUnitCount () const |
The number (clamped to VL_MAX_TEXTURE_IMAGE_UNITS) of texture image units supported by the current hardware. More... | |
int | textureCoordCount () const |
The number (clamped to VL_MAX_LEGACY_TEXTURE_UNITS) of fixed function pipeline texture units supported by the current hardware. More... | |
bool | hasDoubleBuffer () const |
Returns true if an OpenGLContext supports double buffering. More... | |
void | useGLSLProgram (const GLSLProgram *glsl) |
Activates the given GLSLProgram or unbinds the current one if glsl is NULL. More... | |
void | bindVAS (const IVertexAttribSet *vas, bool use_vbo, bool force) |
Activates the specified vertex attribute set - For internal use only. More... | |
void | bindVAS_Attribs (const IVertexAttribSet *vas, bool use_vbo) |
void | bindVAS_Fixed (const IVertexAttribSet *vas, bool use_vbo) |
void | bindVAS_Reset () |
void | applyEnables (const EnableSet *cur) |
Applies an EnableSet to an OpenGLContext - Typically for internal use only. More... | |
void | applyRenderStates (const RenderStateSet *cur, const Camera *camera) |
Applies a RenderStateSet to an OpenGLContext - Typically for internal use only. More... | |
void | resetEnables () |
Resets all the interanal enable-tables - For internal use only. More... | |
void | resetRenderStates () |
Resets all the interanal render-states-tables - For internal use only. More... | |
void | setDefaultRenderState (const RenderStateSlot &rs_slot) |
Defines the default render state slot to be used by the opengl context. More... | |
const RenderStateSlot & | defaultRenderState (ERenderState rs) |
Returns the default render state slot used by VL when a specific render state type is left undefined. More... | |
void | resetContextStates (EResetContextStates start_or_finish) |
Resets the OpenGL states necessary to begin and finish a rendering. - For internal use only. More... | |
void | setTexUnitBinding (int unit_i, ETextureDimension target) |
Declares that texture unit unit_i is currently bound to the specified texture target. - For internal use only. More... | |
ETextureDimension | texUnitBinding (int unit_i) const |
Returnes the texture target currently active for the specified texture unit. - For internal use only. More... | |
const GLSLProgram * | glslProgram () const |
GLSLProgram * | glslProgram () |
bool | isCleanState (bool verbose) |
Checks whether the OpenGL state is clean or not. More... | |
const fvec3 & | normal () const |
const fvec4 & | color () const |
const fvec3 & | secondaryColor () const |
const fvec4 & | vertexAttribValue (int i) const |
Public Member Functions inherited from vl::Object | |
Object () | |
Constructor. More... | |
Object (const Object &other) | |
Copy constructor: copies the name, ref count mutex and user data. More... | |
Object & | operator= (const Object &other) |
Copy operator: copies the object's name, ref count mutex and user data. More... | |
const std::string & | objectName () const |
The name of the object, by default set to the object's class name. More... | |
void | setObjectName (const char *name) |
The name of the object, by default set to the object's class name in debug builds. More... | |
void | setObjectName (const std::string &name) |
The name of the object, by default set to the object's class name in debug builds. More... | |
void | setRefCountMutex (IMutex *mutex) |
The mutex used to protect the reference counting of an Object across multiple threads. More... | |
IMutex * | refCountMutex () |
The mutex used to protect the reference counting of an Object across multiple threads. More... | |
const IMutex * | refCountMutex () const |
The mutex used to protect the reference counting of an Object across multiple threads. More... | |
int | referenceCount () const |
Returns the number of references of an object. More... | |
void | incReference () const |
Increments the reference count of an object. More... | |
void | decReference () |
Decrements the reference count of an object and deletes it if both automaticDelete() is true the count reaches 0. More... | |
void | setAutomaticDelete (bool autodel_on) |
If set to true the Object is deleted when its reference count reaches 0. More... | |
bool | automaticDelete () const |
If set to true the Object is deleted when its reference count reaches 0. More... | |
template<class T > | |
T * | as () |
Casts an Object to the specified class. More... | |
template<class T > | |
const T * | as () const |
Casts an Object to the specified class. More... | |
Protected Member Functions | |
void | translateKeyEvent (QKeyEvent *ev, unsigned short &unicode_out, vl::EKey &key_out) |
Protected Member Functions inherited from vl::Object | |
virtual | ~Object () |
Additional Inherited Members | |
Static Public Member Functions inherited from vl::OpenGLContext | |
static bool | areUniformsColliding (const UniformSet *u1, const UniformSet *u2) |
Returns true if the two UniformSet contain at least one Uniform variable with the same name. More... | |
The Qt6Widget class implements an OpenGLContext using the Qt6 API.
Definition at line 55 of file Qt6Widget.hpp.
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Definition at line 63 of file Qt6Widget.hpp.
References vl::Object::setAutomaticDelete().
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Definition at line 78 of file Qt6Widget.hpp.
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Definition at line 83 of file Qt6Widget.hpp.
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Definition at line 89 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function requests the mouse focus on it.
Reimplemented from vl::OpenGLContext.
Definition at line 432 of file Qt6Widget.hpp.
References vlEGL::translateKeyEvent().
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If the OpenGL context is a widget this function makes it invisible to the user.
Reimplemented from vl::OpenGLContext.
Definition at line 310 of file Qt6Widget.hpp.
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Definition at line 257 of file Qt6Widget.hpp.
References vl::OpenGLContext::framebuffer(), and vl::FramebufferObject::setExternallyManaged().
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Definition at line 112 of file Qt6Widget.hpp.
References vl::Vector4< T_Scalar >::a(), vl::Vector4< T_Scalar >::b(), vl::OpenGLContextFormat::depthBufferBits(), vl::OpenGLContextFormat::doubleBuffer(), vl::OpenGLContextFormat::fullscreen(), vl::Vector4< T_Scalar >::g(), vl::GLP_Compatibility, vl::GLP_Core, vl::GLP_Default, vl::OpenGLContextFormat::majVersion(), vl::OpenGLContextFormat::minVersion(), vl::OpenGLContextFormat::multisample(), vl::OpenGLContextFormat::multisampleSamples(), vl::OpenGLContextFormat::openGLProfile(), vl::Vector4< T_Scalar >::r(), vl::OpenGLContextFormat::rgbaBits(), vl::OpenGLContextFormat::stencilBufferBits(), vl::OpenGLContextFormat::stereo(), and vl::OpenGLContextFormat::vSync().
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Definition at line 407 of file Qt6Widget.hpp.
References vl::Key_None, and vlEGL::translateKeyEvent().
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Definition at line 415 of file Qt6Widget.hpp.
References vl::Key_None, and vlEGL::translateKeyEvent().
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Sets the OpenGL context as current for the calling thread.
Implements vl::OpenGLContext.
Definition at line 343 of file Qt6Widget.hpp.
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Definition at line 353 of file Qt6Widget.hpp.
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Definition at line 360 of file Qt6Widget.hpp.
References vl::LeftButton, vl::MiddleButton, vl::NoButton, vl::RightButton, and vl::UnknownButton.
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Definition at line 381 of file Qt6Widget.hpp.
References vl::LeftButton, vl::MiddleButton, vl::NoButton, vl::RightButton, and vl::UnknownButton.
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Definition at line 274 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function returns its position.
Reimplemented from vl::OpenGLContext.
Definition at line 320 of file Qt6Widget.hpp.
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Asks to the windowing system that is managing the OpenGLContext to quit the application.
Reimplemented from vl::OpenGLContext.
Definition at line 299 of file Qt6Widget.hpp.
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Definition at line 252 of file Qt6Widget.hpp.
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Definition at line 269 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function sets whether its area is continuously updated at each frame.
Reimplemented from vl::OpenGLContext.
Definition at line 228 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function requests a maximization to fullscreen.
Reimplemented from vl::OpenGLContext.
Definition at line 289 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function sets the mouse position.
Reimplemented from vl::OpenGLContext.
Definition at line 348 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function sets whether the mouse is visible over it or not.
Reimplemented from vl::OpenGLContext.
Definition at line 423 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function sets its position.
Reimplemented from vl::OpenGLContext.
Definition at line 315 of file Qt6Widget.hpp.
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Definition at line 246 of file Qt6Widget.hpp.
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If the OpenGL context is a widget this function sets its size.
Reimplemented from vl::OpenGLContext.
Definition at line 325 of file Qt6Widget.hpp.
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If the OpenGL context is a top window this function sets its title.
Reimplemented from vl::OpenGLContext.
Definition at line 284 of file Qt6Widget.hpp.
References vl::String::toStdString().
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If the OpenGL context is a widget this function makes it visible to the user.
Reimplemented from vl::OpenGLContext.
Definition at line 305 of file Qt6Widget.hpp.
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Definition at line 331 of file Qt6Widget.hpp.
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Swaps the back and front buffers to present the last rendering.
Implements vl::OpenGLContext.
Definition at line 337 of file Qt6Widget.hpp.
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Definition at line 38 of file Qt6Widget.cpp.
References vl::Key_0, vl::Key_1, vl::Key_2, vl::Key_3, vl::Key_4, vl::Key_5, vl::Key_6, vl::Key_7, vl::Key_8, vl::Key_9, vl::Key_A, vl::Key_Alt, vl::Key_Ampersand, vl::Key_Asterisk, vl::Key_At, vl::Key_B, vl::Key_BackSlash, vl::Key_BackSpace, vl::Key_C, vl::Key_Caret, vl::Key_Clear, vl::Key_Colon, vl::Key_Comma, vl::Key_Ctrl, vl::Key_D, vl::Key_Delete, vl::Key_Dollar, vl::Key_Down, vl::Key_E, vl::Key_End, vl::Key_Equal, vl::Key_Escape, vl::Key_Exclam, vl::Key_F, vl::Key_F1, vl::Key_F10, vl::Key_F11, vl::Key_F12, vl::Key_F2, vl::Key_F3, vl::Key_F4, vl::Key_F5, vl::Key_F6, vl::Key_F7, vl::Key_F8, vl::Key_F9, vl::Key_G, vl::Key_Greater, vl::Key_H, vl::Key_Hash, vl::Key_Home, vl::Key_I, vl::Key_Insert, vl::Key_J, vl::Key_K, vl::Key_L, vl::Key_Left, vl::Key_LeftBracket, vl::Key_LeftParen, vl::Key_Less, vl::Key_M, vl::Key_Minus, vl::Key_N, vl::Key_None, vl::Key_O, vl::Key_P, vl::Key_PageDown, vl::Key_PageUp, vl::Key_Pause, vl::Key_Period, vl::Key_Plus, vl::Key_Print, vl::Key_Q, vl::Key_Question, vl::Key_Quote, vl::Key_QuoteDbl, vl::Key_QuoteLeft, vl::Key_R, vl::Key_Return, vl::Key_Right, vl::Key_RightBracket, vl::Key_RightParen, vl::Key_S, vl::Key_Semicolon, vl::Key_Shift, vl::Key_Slash, vl::Key_Space, vl::Key_T, vl::Key_Tab, vl::Key_U, vl::Key_Underscore, vl::Key_Up, vl::Key_V, vl::Key_W, vl::Key_X, vl::Key_Y, and vl::Key_Z.
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If the OpenGLContext is a widget this function requests a redraw and generates an updateEvent().
Implements vl::OpenGLContext.
Definition at line 279 of file Qt6Widget.hpp.
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Definition at line 402 of file Qt6Widget.hpp.
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Definition at line 441 of file Qt6Widget.hpp.
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Definition at line 442 of file Qt6Widget.hpp.
Visualization Library 2.1.0 Reference Documentation
Updated on Wed Mar 10 2021 16:02:56.
© Copyright Michele Bosi. All rights reserved.