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Showing content from http://www.ncbi.nlm.nih.gov/IEB/ToolBox/CPP_DOC/doxyhtml/glresmgr_8cpp_source.html below:

NCBI C++ ToolKit: src/gui/opengl/glresmgr.cpp Source File

73  "Attempt to access OpenGL prior to context creation"

);

114  _TRACE

(

"Error - valid OpenGL version not detected."

);

132  const char

*v = (

const char

*)glGetString(GL_VERSION);

137  "Attempt to access OpenGL prior to context creation"

);

146  bool

version_two =

false

;

149  int

major_version = 0;

150  if

(

arr

.size() >= 1) {

153  if

(major_version > 1) {

195  if

(drawMode == GL_LINES)

245

vector<CIRef<IRender> >::iterator iter;

247  if

((*iter)->GetApi() == rm->GetApi()) {

258

vector<CIRef<IRender> >::iterator iter;

271

vector<CIRef<IRender> >::iterator iter;

274  if

((**iter).GetApi() == target)

283

vector<CIRef<IRender> >::iterator iter;

static vector< string > arr

#define NCBI_THROW(exception_class, err_code, message)

Generic macro to throw an exception, given the exception class, error code and message string.

static CGlResMgr & Instance()

~CGlResMgr()

Destroys all gl objects it created.

CIRef< IRender > GetRenderer(ERenderTarget target)

Returns first renderer in m_Renderers that renders to 'target'.

IVboGeom * CreateFillerPointVboGeom(IVboGeom *edgeGeom)

void Clear()

Deletes all objects.

std::vector< CIRef< IRender > > m_Renderers

void ClearRenderers()

Clear all current rendering objects.

void AddRenderer(CIRef< IRender > rm)

Get/Set Renderer.

CIRef< IRender > RemoveRenderer(CIRef< IRender > rm)

ERenderTarget

Different api levels based on information from OpenGL driver.

static bool Initialized()

return true if static instance has been created (via a call to Instance()

static CGlResMgr * m_StaticInstance

I3DFrameBuffer * CreateFrameBuffer(size_t dim)

void SetApiLevel()

Find GL object (add type option?) TBD.

void SetCurrentRenderer(CIRef< IRender > rm)

Set current renderer (rm must already be in m_Renderers)

IVboGeom * CreateTreeNodeVboGeom(size_t numSegments)

I3DTexture * Create1DRGBATexture(size_t width, float *data)

IVboGeom * CreateVboGeom(GLenum drawMode, const string &name)

Get geometry object for a node that renders using vertex buffers.

IVboGeom * CreateNarrowTreeEdgeVboGeom(IVboGeom *edgeGeom)

void Load1DRGBA(size_t width, float *data)

CIRef< IRender > m_CurrentRenderer

CGlResMgr()

Needs active OpenGL context when created. Determines best api level.

I3DTexture * CreateTexture(CNcbiIstream &istr, const string &tag)

TObjectType * ReleaseOrNull(void)

Release a reference to the object and return a pointer to the object.

void Reset(void)

Reset reference object.

TObjectType * Release(void)

Release a reference to the object and return a pointer to the object.

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

IO_PREFIX::istream CNcbiIstream

Portable alias for istream.

static int StringToInt(const CTempString str, TStringToNumFlags flags=0, int base=10)

Convert string to int.

static list< string > & Split(const CTempString str, const CTempString delim, list< string > &arr, TSplitFlags flags=0, vector< SIZE_TYPE > *token_pos=NULL)

Split a string using specified delimiters.

const string version

version string

Front end for a platform-specific configuration summary.


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