COpenGL and COpenGLWnd class members

Parent window events processing methods

OnCreate	Performs the WM_CREATE event processing.
OnDestroy	Performs the WM_DESTROY event processing.
OnKeyDown	Performs the WM_KEYDOWN event processing.
OnKeyUp	Performs the WM_KEYUP event processing.
OnLButtonDown	Performs the WM_LBUTTONDOWN event processing
OnLButtonUp	Performs the WM_LBUTTONUP event processing.
OnMouseMove	Performs the WM_MOUSEMOVE event processing.
OnSize	Performs the WM_SIZE event processing.
PreCreateWindow	Performs COpenGL object’s pre-create window actions.

Interaction & environment settings methods

SetInteractionMode	Sets the object’s interaction mode.
GetInteractionMode	Retrieves the object’s interaction mode identifier.
SetNearClippingDistance	Sets the object’s near clipping plane distance
GetNearClippingDistance	Retrieves the object’s near clipping plane distance value.
SetFarClippingDistance	Sets the object’s far clipping plane distance.
GetFarClippingDistance	Retrieves the object’s far clipping plane distance value.

OpenGL buffers settings methods

SetClearValue	Sets the object’s value used to clear OpenGL buffers which belongs to the object rendering context.
GetClearValue	Retrieves the current object’s value used to clear OpenGL rendering context buffers.

OpenGL wrapper methods

wglMakeCurrent

Makes the object’s rendering context the calling thread’s current rendering context.

Lighting settings methods

SetLightingMode	Enables or disables the OpenGL lighting.
GetLightingMode	Retrieves the current OpenGL lighting mode.
GetNumberOfLights	Retrieves the maximum number of lights available in the rendering context.
SetLightState	Turns the specified light on or off.
GetLightState	Determines whether the specified light is on or off.
SetLightModelLocalViewer	Sets the current specular reflection computing method.
GetLightModelLocalViewer	Retrieves the current specular reflection computing method.

Z buffer settings methods

SetDepthTestMode	Enables or disables the z-buffer depth test.
GetDepthTestMode	Determines whether the z-buffer depth test is enabled or disabled.

Background colors settings

SetBackgroundColor

Specifies the clear value for color buffers.

View navigation

SetFitAllInfo	Specifies the information about the scene bounding cuboid.
UnsetFitAllInfo	Invalidates the information about the scene bounding cuboid.
IsFitAllInfo	Determines whether the information about the scene bounding cuboid is set or not.
SetFitSelectedInfo	Specifies the information about the selected data bounding cuboid.
UnsetFitSelectedInfo	Invalidates the information about the selected data bounding cuboid.
IsFitSelectedInfo	Determines whether the information about the selected data bounding cuboid is set or not.
SetWindowResizingMode	Sets the object window resizing mode.
GetWindowResizingMode	Retrieves the object window resizing mode identifier.
FitAll	Prepares the view projection to fit scene data into the object window.
FitSelected	Prepares the view projection to fit selected scene data into the object window.
ZoomIn	Changes the object’s view projection to zoom in using specified zoom-in factor.
ZoomOut	Changes the object’s view projection to zoom out using the specified zoom-out factor.
DoPan	Pan scene or object by given vector in eye point coordinate system
DoRotate	Rotate scene or object in eye point coordinate system
DoFreeLookRotate	Rotates reference point around current eye point the same way as in Free Look interaction mode
DoFlyRotate	Rotates reference point around current eye point
Pan	Pan scene or object in eye point coordinate system
Rotate	Rotates scene or object in eye point coordinate system
FreeLookRotate	Rotates scene in eye point coordinate system
FlyRotate	Rotates reference point around current eye point

Projection settings

SetOrthoProjection	Prepares the object’s orthographic view projection according to the current reference point, eye point, up direction vector and view angle settings.
IsOrthoProjection	Determines whether the current view projection is an orthographic projection.
SetPerspectiveProjection	Prepares the object’s perspective view projection according to the current reference point, eye point, up direction vector and view angle settings.
IsPerspectiveProjection	Determines whether the current view projection is an perspective projection.
SetViewAngle	Sets the object’s view angle.
GetViewAngle	Retrieves the object’s view angle value.
SetReferencePoint	Sets the object’s view projection reference point location.
GetReferencePoint	Retrieves the object’s view projection reference point location.
SetLookDistance	Sets the distance from the reference point to the eye point.
GetLookDistance	Retrieves the current distance from the reference point to the eye point.
SetRotationRadius	Sets the approximate radius information of the viewing object. Important for mouse sensitivity in rotation interaction-mode.
GetRotationRadius	Retrieves current rotation radius information.
SetEyePoint	Sets the object’s view projection eye point location.
GetEyePoint	Retrieves the current object’s view projection eye point location.
SetUpDirection	Sets the object’s view projection up direction vector values.
GetUpDirection	Retrieves the object’s view projection up direction vector values..
LookAt	Prepares the object’s view projection according to the given reference point, eye point and up direction vector values.
SetUnits	Specifies the object’s coordinate system units.
GetUnits	Retrieves the current object’s coordinate system unit identifiers.
SetScale	Sets the scene scale.
GetScale	Retrieves the current scene scale.

Draw support

DrawBegin	Prepares the object for drawing operations.
DrawEnd	Ends the object’s drawing operations.

Printing support (available from ClassGL version 3.5)

OnBeginPrinting	Starts printing process
OnEndPrinting	Ends printing
OnPrint	Do printing
SetMaxPrintResolution	Sets maximum resolution for printed image
GetMaxPrintResolution	Provides information about current maximum resolution settings for printing

Selection support (available from ClassGL version 3.0)

SetPickingVolumeSize	Sets picking volume in screen pixels (available from version 3.5.0.4)
GetPickingVolumeSize	Retrieves current picking volume size settings (available from version 3.5.0.4)
DoSelect	Selects object from window coordinates
SetSelectProcedure	Sets user defined callback procedure which COpenGL’s object uses for selection
SetHighlightObjectCallback	Sets user defined callback procedure which COpenGL’s object uses for object highlighting
SetSelectObjectCallback	Sets user defined callback procedure which COpenGL object uses for translating of user defined object IDs to SObjectInfo structures
SetOnChangeCallback	Sets the callback procedure, which is called before object’s position or rotation is being changed by ClassGL
SetManipulatedObject	Selects object for manipulation
GetManipulatedObject	Retrieves pointer to manipulated object information
ApplyObjectInfo	Modifies the ModelView matrix to apply object translation and rotation according to object information
GetSelectedObjectId	Retrieves ID of selected object
GetNumberOfSelectionHits	Retrieves OpenGL’s selection buffer size
GetSelectionBuffer	GetSelectionBuffer

Customization Support

SetControlInfo	Allows to set custom keyboard settings
GetControlInfo	Retrieves pointer to current keyboard settings
SetMovementInfo	Allows to set custom panning and rotation speed
GetMovementInfo	Retrieves pointer to current panning and rotation speed info

Animation Support

StartAnimation	Starts animation mode.
StopAnimation	Stops animation mode
IsAnimationStarted	Returns true if animaton mode is started.
GetFrameSpeed	Returns number of seconds since drawing last frame

Additional methods

GetViewArea	Retrieves the dimensions of the visible view projection area.
GetLookRotations	Retrieves the eye point -> reference point rotation angles.
SetLookRotations	Sets the eye point -> reference point rotation angles.
TransformPoint	Transforms given point using given transformation matrix.
GetPointWorldCoordinates	Translates local object coordinates to the global “world” coordinates
UpdateViewProjection	Updates the object’s view projection according to the current reference point, eye point, up direction vector and view angle settings.
JitterScene	Jitters the view projection for scene antialiasing purposes.
UnJitterScene	Restores the view projection after using the JitterScene method function.
SetRenderingContextChecking	Allows to turn on or off automatic switching to correct COpenGL object rendering context while using COpenGL object methods. It improves the performance when turned off, however requires to make sure that the correct rendering context is active while using COpenGL object methods.
GetRenderingContextChecking	Retrieves the current rendering context checking mode.
GetWindowHandle	SetOpenGLContextD
SetOpenGLContextDefaults	Resets default attributes of the OpenGL context the same way as when the context is created.