Part I. Reference
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# Reference

Table of Contents

I. GL
  glAccum - operate on the accumulation buffer
  glActiveTextureARB - select active texture unit
  glAlphaFunc - specify the alpha test function
  glAreTexturesResident - determine if textures are loaded in texture memory
  glArrayElement - render a vertex using the specified vertex array element
  glBegin - delimit the vertices of a primitive or a group of like primitives
  glBindTexture - bind a named texture to a texturing target
  glBitmap - draw a bitmap
  glBlendColor - set the blend color
  glBlendEquation - set the blend equation
  glBlendFunc - specify pixel arithmetic
  glCallList - execute a display list
  glCallLists - execute a list of display lists
  glClear - clear buffers to preset values
  glClearAccum - specify clear values for the accumulation buffer
  glClearColor - specify clear values for the color buffers
  glClearDepth - specify the clear value for the depth buffer
  glClearIndex - specify the clear value for the color index buffers
  glClearStencil - specify the clear value for the stencil buffer
  glClientActiveTextureARB - select active texture unit
  glClipPlane - specify a plane against which all geometry is clipped
  glColor - set the current color
  glColorMask - enable and disable writing of frame buffer color components
  glColorMaterial - cause a material color to track the current color
  glColorPointer - define an array of colors
  glColorSubTable - respecify a portion of a color table
  glColorTable - define a color lookup table
  glColorTableParameter - set color lookup table parameters
  glConvolutionFilter1D - define a one-dimensional convolution filter
  glConvolutionFilter2D - define a two-dimensional convolution filter
  glConvolutionParameter - set convolution parameters
  glCopyColorSubTable - respecify a portion of a color table
  glCopyColorTable - copy pixels into a color table
  glCopyConvolutionFilter1D - copy pixels into a one-dimensional convolution filter
  glCopyConvolutionFilter2D - copy pixels into a two-dimensional convolution filter
  glCopyPixels - copy pixels in the frame buffer
  glCopyTexImage1D - copy pixels into a 1D texture image
  glCopyTexImage2D - copy pixels into a 2D texture image
  glCopyTexSubImage1D - copy a one-dimensional texture subimage
  glCopyTexSubImage2D - copy a two-dimensional texture subimage
  glCopyTexSubImage3D - copy a three-dimensional texture subimage
  glCullFace - specify whether front- or back-facing facets can be culled
  glDeleteLists - delete a contiguous group of display lists
  glDeleteTextures - delete named textures
  glDepthFunc - specify the value used for depth buffer comparisons
  glDepthMask - enable or disable writing into the depth buffer
  glDepthRange - specify mapping of depth values from normalized device coordinates to window coordinates
  glDrawArrays - render primitives from array data
  glDrawBuffer - specify which color buffers are to be drawn into
  glDrawElements - render primitives from array data
  glDrawPixels - write a block of pixels to the frame buffer
  glDrawRangeElements - render primitives from array data
  glEdgeFlag - flag edges as either boundary or nonboundary
  glEdgeFlagPointer - define an array of edge flags
  glEnable - enable or disable server-side GL capabilities
  glEnableClientState - enable or disable client-side capability
  glEvalCoord - evaluate enabled one-dimensional and two-dimensional maps
  glEvalMesh - compute a one- or two-dimensional grid of points or lines
  glEvalPoint - generate and evaluate a single point in a mesh
  glFeedbackBuffer - controls feedback mode
  glFinish - block until all GL execution is complete
  glFlush - force execution of GL commands in finite time
  glFog - specify fog parameters
  glFrontFace - define front- and back-facing polygons
  glFrustum - multiply the current matrix by a perspective matrix
  glGenLists - generate a contiguous set of empty display lists
  glGenTextures - generate texture names
  glGet - return the value or values of a selected parameter
  glGetClipPlane - return the coefficients of the specified clipping plane
  glGetColorTable - retrieve contents of a color lookup table
  glGetColorTableParameter - get color lookup table parameters
  glGetConvolutionFilter - get current 1D or 2D convolution filter kernel
  glGetConvolutionParameter - get convolution parameters
  glGetError - return error information
  glGetHistogram - get histogram table
  glGetHistogramParameter - get histogram parameters
  glGetLight - return light source parameter values
  glGetMap - return evaluator parameters
  glGetMaterial - return material parameters
  glGetMinmax - get minimum and maximum pixel values
  glGetMinmaxParameter - get minmax parameters
  glGetPixelMap - return the specified pixel map
  glGetPointerv - return the address of the specified pointer
  glGetPolygonStipple - return the polygon stipple pattern
  glGetSeparableFilter - get separable convolution filter kernel images
  glGetString - return a string describing the current GL connection
  glGetTexEnv - return texture environment parameters
  glGetTexGen - return texture coordinate generation parameters
  glGetTexImage - return a texture image
  glGetTexLevelParameter - return texture parameter values for a specific level of detail
  glGetTexParameter - return texture parameter values
  glHint - specify implementation-specific hints
  glHistogram - define histogram table
  glIndex - set the current color index
  glIndexMask - control the writing of individual bits in the color index buffers
  glIndexPointer - define an array of color indexes
  glInitNames - initialize the name stack
  glInterleavedArrays - simultaneously specify and enable several interleaved arrays
  glIsEnabled - test whether a capability is enabled
  glIsList - determine if a name corresponds to a display-list
  glIsTexture - determine if a name corresponds to a texture
  glLight - set light source parameters
  glLightModel - set the lighting model parameters
  glLineStipple - specify the line stipple pattern
  glLineWidth - specify the width of rasterized lines
  glListBase - set the display-list base for glCallLists
  glLoadIdentity - replace the current matrix with the identity matrix
  glLoadMatrix - replace the current matrix with the specified matrix
  glLoadName - load a name onto the name stack
  glLogicOp - specify a logical pixel operation for color index rendering
  glMap1 - define a one-dimensional evaluator
  glMap2 - define a two-dimensional evaluator
  glMapGrid - define a one- or two-dimensional mesh
  glMaterial - specify material parameters for the lighting model
  glMatrixMode - specify which matrix is the current matrix
  glMinmax - define minmax table
  glMultMatrix - multiply the current matrix with the specified matrix
  glMultiTexCoordARB - set the current texture coordinates
  glNewList - create or replace a display list
  glNormal - set the current normal vector
  glNormalPointer - define an array of normals
  glOrtho - multiply the current matrix with an orthographic matrix
  glPassThrough - place a marker in the feedback buffer
  glPixelMap - set up pixel transfer maps
  glPixelStore - set pixel storage modes
  glPixelTransfer - set pixel transfer modes
  glPixelZoom - specify the pixel zoom factors
  glPointSize - specify the diameter of rasterized points
  glPolygonMode - select a polygon rasterization mode
  glPolygonOffset - set the scale and units used to calculate depth values
  glPolygonStipple - set the polygon stippling pattern
  glPrioritizeTextures - set texture residence priority
  glPushAttrib - push and pop the server attribute stack
  glPushClientAttrib - push and pop the client attribute stack
  glPushMatrix - push and pop the current matrix stack
  glPushName - push and pop the name stack
  glRasterPos - specify the raster position for pixel operations
  glReadBuffer - select a color buffer source for pixels
  glReadPixels - read a block of pixels from the frame buffer
  glRect - draw a rectangle
  glRenderMode - set rasterization mode
  glResetHistogram - reset histogram table entries to zero
  glResetMinmax - reset minmax table entries to initial values
  glRotate - multiply the current matrix by a rotation matrix
  glScale - multiply the current matrix by a general scaling matrix
  glScissor - define the scissor box
  glSelectBuffer - establish a buffer for selection mode values
  glSeparableFilter2D - define a separable two-dimensional convolution filter
  glShadeModel - select flat or smooth shading
  glStencilFunc - set function and reference value for stencil testing
  glStencilMask - control the writing of individual bits in the stencil planes
  glStencilOp - set stencil test actions
  glTexCoord - set the current texture coordinates
  glTexCoordPointer - define an array of texture coordinates
  glTexEnv - set texture environment parameters
  glTexGen - control the generation of texture coordinates
  glTexImage1D - specify a one-dimensional texture image
  glTexImage2D - specify a two-dimensional texture image
  glTexImage3D - specify a three-dimensional texture image
  glTexParameter - set texture parameters
  glTexSubImage1D - specify a one-dimensional texture subimage
  glTexSubImage2D - specify a two-dimensional texture subimage
  glTexSubImage3D - specify a three-dimensional texture subimage
  glTranslate - multiply the current matrix by a translation matrix
  glVertex - specify a vertex
  glVertexPointer - define an array of vertex data
  glViewport - set the viewport
II. GLU
  gluBeginCurve - delimit a NURBS curve definition
  gluBeginPolygon - delimit a polygon description
  gluBeginSurface - delimit a NURBS surface definition
  gluBeginTrim - delimit a NURBS trimming loop definition
  gluBuild1DMipmapLevels - builds a subset of one-dimensional mipmap levels
  gluBuild1DMipmaps - builds a one-dimensional mipmap
  gluBuild2DMipmapLevels - builds a subset of two-dimensional mipmap levels
  gluBuild2DMipmaps - builds a two-dimensional mipmap
  gluBuild3DMipmapLevels - builds a subset of three-dimensional mipmap levels
  gluBuild3DMipmaps - builds a three-dimensional mipmap
  gluCheckExtension - determines if an extension name is supported
  gluCylinder - draw a cylinder
  gluDeleteNurbsRenderer - destroy a NURBS object
  gluDeleteQuadric - destroy a quadrics object
  gluDeleteTess - destroy a tessellation object
  gluDisk - draw a disk
  gluErrorString - produce an error string from a GL or GLU error code
  gluGetNurbsProperty - get a NURBS property
  gluGetString - return a string describing the GLU version or GLU extensions
  gluGetTessProperty - get a tessellation object property
  gluLoadSamplingMatrices - load NURBS sampling and culling matrices
  gluLookAt - define a viewing transformation
  gluNewNurbsRenderer - create a NURBS object
  gluNewQuadric - create a quadrics object
  gluNewTess - create a tessellation object
  gluNextContour - mark the beginning of another contour
  gluNurbsCallback - define a callback for a NURBS object
  gluNurbsCallbackData - set a user data pointer
  gluNurbsCallbackDataEXT - set a user data pointer
  gluNurbsCurve - define the shape of a NURBS curve
  gluNurbsProperty - set a NURBS property
  gluNurbsSurface - define the shape of a NURBS surface
  gluOrtho2D - define a 2D orthographic projection matrix
  gluPartialDisk - draw an arc of a disk
  gluPerspective - set up a perspective projection matrix
  gluPickMatrix - define a picking region
  gluProject - map object coordinates to window coordinates
  gluPwlCurve - describe a piecewise linear NURBS trimming curve
  gluQuadricCallback - define a callback for a quadrics object
  gluQuadricDrawStyle - specify the draw style desired for quadrics
  gluQuadricNormals - specify what kind of normals are desired for quadrics
  gluQuadricOrientation - specify inside/outside orientation for quadrics
  gluQuadricTexture - specify if texturing is desired for quadrics
  gluScaleImage - scale an image to an arbitrary size
  gluSphere - draw a sphere
  gluTessBeginContour - delimit a contour description
  gluTessBeginPolygon - delimit a polygon description
  gluTessCallback - define a callback for a tessellation object
  gluTessEndPolygon - delimit a polygon description
  gluTessNormal - specify a normal for a polygon
  gluTessProperty - set a tessellation object property
  gluTessVertex - specify a vertex on a polygon
  gluUnProject - map window coordinates to object coordinates
  gluUnProject4 - map window and clip coordinates to object coordinates
III. GLUT
  glut - an introduction to the OpenGL Utility Toolkit
  glutAddMenuEntry - adds a menu entry to the bottom of the current menu.
  glutAddSubMenu - adds a sub-menu trigger to the bottom of the current menu.
  glutAttachMenu - attaches/detaches a mouse button for the current window to the identifier of the current menu
  glutBitmapCharacter - renders a bitmap character using OpenGL.
  glutBitmapWidth - returns the width/length of a bitmap character/string.
  glutButtonBoxFunc - sets the dial & button box button callback for the current window.
  glutChangeToMenuEntry - changes the specified menu item in the current menu into a menu entry.
  glutChangeToSubMenu - changes the specified menu item in the current menu into a sub-menu trigger.
  glutCopyColormap - copies the logical colormap for the layer in use from a specified window to the current window.
  glutCreateMenu - creates a new pop-up menu.
  glutCreateSubWindow - creates a subwindow.
  glutCreateWindow - creates a top-level window.
  glutDestroyMenu - destroys the specified menu.
  glutDestroyWindow - destroys the specified window.
  glutDeviceGet - retrieves GLUT device information represented by integers.
  glutDialsFunc - sets the dial & button box dials callback for the current window.
  glutDisplayFunc - sets the display callback for the current window.
  glutEnterGameMode - enters and leaves GLUT's game mode.
  glutEntryFunc - sets the mouse enter/leave callback for the current window.
  glutEstablishOverlay - establishes an overlay (if possible) for the current window.
  glutExtensionSupported - helps to easily determine whether a given OpenGL extension is supported.
  glutForceJoystickFunc - forces current window's joystick callback to be called.
  glutFullScreen - requests that the current window be made full screen.
  glutGameModeGet - retrieves GLUT game mode information represented by integers.
  glutGameModeString - sets the game mode configuration via a string.
  glutGet - retrieves simple GLUT state represented by integers.
  glutGetColor - retrieves a red, green, or blue component for a given color index colormap entry for the layer in use's logical colormap for the current window.
  glutGetModifiers - returns the modifier key state when certain callbacks were generated.
  glutIdleFunc - sets the global idle callback.
  glutIgnoreKeyRepeat - determines if auto repeat keystrokes are reported to the current window
  glutInit - initialize the GLUT library.
  glutInitDisplayMode - sets the initial display mode.
  glutInitDisplayString - sets the initial display mode via a string.
  glutInitWindowPosition - set the initial window position and size respectively.
  glutJoystickFunc - sets the joystick callback for the current window.
  glutKeyboardFunc - sets the keyboard callback for the current window.
  glutKeyboardUpFunc - sets the keyboard up (key release) callback for the current window.
  glutLayerGet - retrieves GLUT state pertaining to the layers of the current window.
  glutMainLoop - enters the GLUT event processing loop.
  glutMenuStatusFunc - sets the global menu status callback.
  glutMotionFunc - set the motion and passive motion callbacks respectively for the current window.
  glutMouseFunc - sets the mouse callback for the current window.
  glutOverlayDisplayFunc - sets the overlay display callback for the current window.
  glutPopWindow - change the stacking order of the current window relative to its siblings.
  glutPositionWindow - requests a change to the position of the current window.
  glutPostOverlayRedisplay - marks the overlay of the current or specified window as needing to be redisplayed.
  glutPostRedisplay - marks the current or specified window as needing to be redisplayed.
  glutRemoveMenuItem - remove the specified menu item.
  glutRemoveOverlay - removes the overlay (if one exists) from the current window.
  glutReportErrors - for debugging purposes; prints out OpenGL run-time errors.
  glutReshapeFunc - sets the reshape callback for the current window.
  glutReshapeWindow - requests a change to the size of the current window.
  glutSetColor - sets the color of a colormap entry in the layer of use for the current window.
  glutSetCursor - changes the cursor image of the current window.
  glutSetKeyRepeat - sets the key repeat mode
  glutSetMenu - set/get the current menu
  glutSetWindow - set/get the current window
  glutSetWindowTitle - change the window or icon title respectively of the current top-level window.
  glutShowOverlay - shows or hides the overlay of the current window
  glutShowWindow - change the display status of the current window.
  glutSolidCone - render a solid or wireframe cone respectively.
  glutSolidCube - render a solid or wireframe cube respectively.
  glutSolidDodecahedron - render a solid or wireframe dodecahedron (12-sided regular solid) respectively.
  glutSolidIcosahedron - render a solid or wireframe icosahedron (20-sided regular solid) respectively.
  glutSolidOctahedron - render a solid or wireframe octahedron (8-sided regular solid) respectively.
  glutSolidSphere - render a solid or wireframe sphere respectively.
  glutSolidTeapot - render a solid or wireframe teapot respectively.
  glutSolidTetrahedron - render a solid or wireframe tetrahedron (4-sided regular solid) respectively.
  glutSolidTorus - render a solid or wireframe torus (doughnut) respectively.
  glutSpaceballButtonFunc - sets the Spaceball button callback for the current window.
  glutSpaceballMotionFunc - sets the Spaceball motion callback for the current window.
  glutSpaceballRotateFunc - sets the Spaceball rotation callback for the current window.
  glutSpecialFunc - sets the special keyboard callback for the current window.
  glutSpecialUpFunc - sets the special keyboard up (key release) callback for the current window.
  glutStrokeCharacter - renders a stroke character using OpenGL.
  glutStrokeWidth - returns the width/length of a stroke character/string.
  glutSwapBuffers - swaps the buffers of the current window if double buffered.
  glutTabletButtonFunc - sets the special keyboard callback for the current window.
  glutTabletMotionFunc - sets the special keyboard callback for the current window.
  glutTimerFunc - registers a timer callback to be triggered in a specified number of milliseconds.
  glutUseLayer - changes the layer in use for the current window.
  glutVideoResizeGet - retrieves GLUT video resize information represented by integers.
  glutVisibilityFunc - sets the visibility callback for the current window.
  glutWarpPointer -
  glutWindowStatusFunc - sets the window status callback for the current window.
IV. GLE
  gle - an introduction to the GLE Tubing & Extrusions Library
  gleExtrusion - Extrude arbitrary 2D contour along arbitrary 3D path.
  gleHelicoid - Generalized torus, spiral with circle contour.
  gleLathe - Sweep using a Z-axis shear to create an arbitrary contour along a helical path.
  glePolyCone - Draw polycone, specified as a polyline with radii.
  glePolyCylinder - Draw polycylinder, specified as a polyline.
  gleScrew - Draws screw-type shapes.
  gleSetJoinStyle - Query and Set the GLE join style flags.
  gleSetNumSides - Query and Set the cylinder roundness.
  gleSpiral - Sweep an arbitrary contour along a helical path.
  gleSuperExtrusion - Extrude arbitrary 2D contour along arbitrary 3D path, specifying local affine transformations.
  gleTextureMode - set the type of GLE automatic texture coordinate generation.
  gleToroid - Generalized torus, lathe with circle contour.
  gleTwistExtrusion - Extrude arbitrary 2D contour along arbitrary 3D path, specifying local rotations (twists).

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