Date: 2013-07-02T14:38:17+00:00

Actual source code: dpoint.c
petsc-3.4.2 2013-07-02

      2: /*
      3:        Provides the calling sequences for all the basic PetscDraw routines.
      4: */
      5: #include <petsc-private/drawimpl.h>  /*I "petscdraw.h" I*/

      9: /*@
     10:    PetscDrawPoint - PetscDraws a point onto a drawable.

     12:    Not collective

     14:    Input Parameters:
     15: +  draw - the drawing context
     16: .  xl,yl - the coordinates of the point
     17: -  cl - the color of the point

     19:    Level: beginner

     21:    Concepts: point^drawing
     22:    Concepts: drawing^point

     24: .seealso: PetscDrawPointSetSize()

     26: @*/
     27: PetscErrorCode  PetscDrawPoint(PetscDraw draw,PetscReal xl,PetscReal yl,int cl)
     28: {
     30:   PetscBool      isnull;

     34:   PetscObjectTypeCompare((PetscObject)draw,PETSC_DRAW_NULL,&isnull);
     35:   if (isnull) return(0);
     36:   (*draw->ops->point)(draw,xl,yl,cl);
     37:   return(0);
     38: }

     42: /*@
     43:    PetscDrawPointPixel - PetscDraws a point onto a drawable, in pixel coordinates

     45:    Not collective

     47:    Input Parameters:
     48: +  draw - the drawing context
     49: .  xl,yl - the coordinates of the point
     50: -  cl - the color of the point

     52:    Level: beginner

     54:    Concepts: point^drawing
     55:    Concepts: drawing^point

     57: .seealso: PetscDrawPointSetSize()

     59: @*/
     60: PetscErrorCode  PetscDrawPointPixel(PetscDraw draw,PetscInt xl,PetscInt yl,int cl)
     61: {
     63:   PetscBool      isnull;

     67:   PetscObjectTypeCompare((PetscObject)draw,PETSC_DRAW_NULL,&isnull);
     68:   if (isnull) return(0);
     69:   (*draw->ops->pointpixel)(draw,xl,yl,cl);
     70:   return(0);
     71: }