Text rendering.
More...
#include <OpenGl_Text.hxx>
|
| OpenGl_Text (const Standard_Utf8Char *theText, const OpenGl_Vec3 &thePoint, const OpenGl_TextParam &theParams) |
| Main constructor. More...
|
|
| OpenGl_Text (const Standard_Utf8Char *theText, const gp_Ax2 &theOrientation, const OpenGl_TextParam &theParams) |
| Creates new text in 3D space. More...
|
|
void | Init (const Handle< OpenGl_Context > &theCtx, const Standard_Utf8Char *theText, const OpenGl_Vec3 &thePoint) |
| Setup new string and position. More...
|
|
void | Init (const Handle< OpenGl_Context > &theCtx, const Standard_Utf8Char *theText, const OpenGl_Vec3 &thePoint, const OpenGl_TextParam &theParams) |
| Setup new string and parameters. More...
|
|
void | SetPosition (const OpenGl_Vec3 &thePoint) |
| Setup new position. More...
|
|
void | SetFontSize (const Handle< OpenGl_Context > &theContext, const Standard_Integer theFontSize) |
| Setup new font size. More...
|
|
virtual void | Render (const Handle< OpenGl_Workspace > &theWorkspace) const |
|
virtual void | Release (OpenGl_Context *theContext) |
| Release GPU resources. Pointer to the context is used because this method might be called when the context is already being destroyed and usage of a handle would be unsafe. More...
|
|
| OpenGl_Element () |
|
Standard_Boolean | RenderFiltered (const Handle< OpenGl_Workspace > &theWorkspace, const Handle< OpenGl_RenderFilter > &theFilter) const |
| Render element if it passes the filtering procedure. This method should be used for elements which can be used in scope of rendering algorithms. E.g. elements of groups during recursive rendering. If render filter is null, pure rendering is performed. More...
|
|
|
Handle< OpenGl_Font > | myFont |
| textures' IDs More...
|
|
NCollection_Vector< GLuint > | myTextures |
| textures' IDs More...
|
|
NCollection_Vector< Handle< OpenGl_VertexBuffer > > | myVertsVbo |
| VBOs of vertices. More...
|
|
NCollection_Vector< Handle< OpenGl_VertexBuffer > > | myTCrdsVbo |
| VBOs of texture coordinates. More...
|
|
Font_Rect | myBndBox |
| textures' IDs More...
|
|
OpenGl_Mat4d | myProjMatrix |
| textures' IDs More...
|
|
OpenGl_Mat4d | myModelMatrix |
| textures' IDs More...
|
|
OpenGl_Mat4d | myOrientationMatrix |
| textures' IDs More...
|
|
GLint | myViewport [4] |
| textures' IDs More...
|
|
GLdouble | myWinX |
| textures' IDs More...
|
|
GLdouble | myWinY |
| textures' IDs More...
|
|
GLdouble | myWinZ |
| textures' IDs More...
|
|
GLdouble | myScaleHeight |
| textures' IDs More...
|
|
GLdouble | myExportHeight |
| textures' IDs More...
|
|
OpenGl_TextParam | myParams |
| textures' IDs More...
|
|
NCollection_String | myString |
| textures' IDs More...
|
|
OpenGl_Vec3 | myPoint |
| textures' IDs More...
|
|
bool | myIs2d |
| textures' IDs More...
|
|
gp_Ax2 | myOrientation |
| Text orientation in 3D space. More...
|
|
bool | myHasPlane |
| Check if text have orientation in 3D space. More...
|
|
| OpenGl_Text () |
| Empty constructor. More...
|
|
void | Init (const Handle< OpenGl_Context > &theCtx, const TCollection_ExtendedString &theText, const OpenGl_Vec2 &thePoint, const OpenGl_TextParam &theParams) |
| Setup new string and parameters. More...
|
|
void | Render (const Handle< OpenGl_PrinterContext > &thePrintCtx, const Handle< OpenGl_Context > &theCtx, const OpenGl_AspectText &theTextAspect, const unsigned int theResolution=Graphic3d_RenderingParams::THE_DEFAULT_RESOLUTION) const |
| Perform rendering. More...
|
|
static TCollection_AsciiString | FontKey (const OpenGl_AspectText &theAspect, const Standard_Integer theHeight, const unsigned int theResolution) |
| Create key for shared resource. More...
|
|
static Handle< OpenGl_Font > | FindFont (const Handle< OpenGl_Context > &theCtx, const OpenGl_AspectText &theAspect, const Standard_Integer theHeight, const unsigned int theResolution, const TCollection_AsciiString theKey) |
| Find shared resource for specified font or initialize new one. More...
|
|
static void | StringSize (const Handle< OpenGl_Context > &theCtx, const NCollection_String &theText, const OpenGl_AspectText &theTextAspect, const OpenGl_TextParam &theParams, const unsigned int theResolution, Standard_ShortReal &theWidth, Standard_ShortReal &theAscent, Standard_ShortReal &theDescent) |
| Compute text width. More...
|
|
virtual | ~OpenGl_Text () |
| Destructor. More...
|
|
|
template<typename theResource_t > |
static void | Destroy (OpenGl_Context *theContext, theResource_t *&theElement) |
| Pointer to the context is used because this method might be called when the context is already being destroyed and usage of a handle would be unsafe. More...
|
|
virtual | ~OpenGl_Element () |
|
Creates new text in 3D space.
OpenGl_Text::OpenGl_Text |
( |
| ) |
|
virtual OpenGl_Text::~OpenGl_Text |
( |
| ) |
|
|
protectedvirtual |
Find shared resource for specified font or initialize new one.
Create key for shared resource.
Setup new string and position.
Setup new string and parameters.
Setup new string and parameters.
Release GPU resources. Pointer to the context is used because this method might be called when the context is already being destroyed and usage of a handle would be unsafe.
Implements OpenGl_Element.
void OpenGl_Text::SetPosition |
( |
const OpenGl_Vec3 & |
thePoint | ) |
|
GLdouble OpenGl_Text::myExportHeight |
|
mutableprotected |
bool OpenGl_Text::myHasPlane |
|
protected |
Check if text have orientation in 3D space.
gp_Ax2 OpenGl_Text::myOrientation |
|
protected |
Text orientation in 3D space.
GLdouble OpenGl_Text::myScaleHeight |
|
mutableprotected |
VBOs of texture coordinates.
GLint OpenGl_Text::myViewport[4] |
|
mutableprotected |
GLdouble OpenGl_Text::myWinX |
|
mutableprotected |
GLdouble OpenGl_Text::myWinY |
|
mutableprotected |
GLdouble OpenGl_Text::myWinZ |
|
mutableprotected |
The documentation for this class was generated from the following file: