Actual source code: petscdraw.h

      1: /*
      2:   Interface to the PETSc graphics
      3: */
      4: #pragma once
      5: #include <petscsys.h>
      6: #include <petscdrawtypes.h>

      8: /* SUBMANSEC = Sys */

     10: PETSC_EXTERN PetscClassId PETSC_DRAW_CLASSID;

     12: PETSC_EXTERN PetscFunctionList PetscDrawList;
     13: PETSC_EXTERN PetscErrorCode    PetscDrawInitializePackage(void);
     14: PETSC_EXTERN PetscErrorCode    PetscDrawFinalizePackage(void);
     15: PETSC_EXTERN PetscErrorCode    PetscDrawRegister(const char[], PetscErrorCode (*)(PetscDraw));

     17: PETSC_EXTERN PetscErrorCode PetscDrawGetType(PetscDraw, PetscDrawType *);
     18: PETSC_EXTERN PetscErrorCode PetscDrawSetType(PetscDraw, PetscDrawType);
     19: PETSC_EXTERN PetscErrorCode PetscDrawCreate(MPI_Comm, const char[], const char[], int, int, int, int, PetscDraw *);
     20: PETSC_EXTERN PetscErrorCode PetscDrawSetOptionsPrefix(PetscDraw, const char[]);
     21: PETSC_EXTERN PetscErrorCode PetscDrawSetFromOptions(PetscDraw);
     22: PETSC_EXTERN PetscErrorCode PetscDrawSetSave(PetscDraw, const char[]);
     23: PETSC_EXTERN PetscErrorCode PetscDrawSetSaveMovie(PetscDraw, const char[]);
     24: PETSC_EXTERN PetscErrorCode PetscDrawSetSaveFinalImage(PetscDraw, const char[]);
     25: PETSC_EXTERN PetscErrorCode PetscDrawView(PetscDraw, PetscViewer);
     26: PETSC_EXTERN PetscErrorCode PetscDrawViewFromOptions(PetscDraw, PetscObject, const char[]);

     28: /*
     29:    Number of basic colors in the draw routines, the others are used
     30:    for a uniform colormap.
     31: */
     32: #define PETSC_DRAW_BASIC_COLORS 33

     34: #define PETSC_DRAW_ROTATE      -1 /* will rotate through the colors, start with 2 */
     35: #define PETSC_DRAW_WHITE       0
     36: #define PETSC_DRAW_BLACK       1
     37: #define PETSC_DRAW_RED         2
     38: #define PETSC_DRAW_GREEN       3
     39: #define PETSC_DRAW_CYAN        4
     40: #define PETSC_DRAW_BLUE        5
     41: #define PETSC_DRAW_MAGENTA     6
     42: #define PETSC_DRAW_AQUAMARINE  7
     43: #define PETSC_DRAW_FORESTGREEN 8
     44: #define PETSC_DRAW_ORANGE      9
     45: #define PETSC_DRAW_VIOLET      10
     46: #define PETSC_DRAW_BROWN       11
     47: #define PETSC_DRAW_PINK        12
     48: #define PETSC_DRAW_CORAL       13
     49: #define PETSC_DRAW_GRAY        14
     50: #define PETSC_DRAW_YELLOW      15

     52: #define PETSC_DRAW_GOLD            16
     53: #define PETSC_DRAW_LIGHTPINK       17
     54: #define PETSC_DRAW_MEDIUMTURQUOISE 18
     55: #define PETSC_DRAW_KHAKI           19
     56: #define PETSC_DRAW_DIMGRAY         20
     57: #define PETSC_DRAW_YELLOWGREEN     21
     58: #define PETSC_DRAW_SKYBLUE         22
     59: #define PETSC_DRAW_DARKGREEN       23
     60: #define PETSC_DRAW_NAVYBLUE        24
     61: #define PETSC_DRAW_SANDYBROWN      25
     62: #define PETSC_DRAW_CADETBLUE       26
     63: #define PETSC_DRAW_POWDERBLUE      27
     64: #define PETSC_DRAW_DEEPPINK        28
     65: #define PETSC_DRAW_THISTLE         29
     66: #define PETSC_DRAW_LIMEGREEN       30
     67: #define PETSC_DRAW_LAVENDERBLUSH   31
     68: #define PETSC_DRAW_PLUM            32
     69: #define PETSC_DRAW_MAXCOLOR        256

     71: /*MC
     72:    PetscDrawRealToColor - Maps a real value within an interval to a color.
     73:    The color is an integer value in the range [`PETSC_DRAW_BASIC_COLORS` to 255]
     74:    that can be passed to various drawing routines.

     76:    Synopsis:
     77: #include <petscdraw.h>
     78:    int PetscDrawRealToColor(PetscReal value,PetscReal min,PetscReal max)

     80:    Not Collective

     82:    Input Parameters:
     83: +  value - value to map within the interval [`min`, `max`]
     84: .  min   - lower end of interval
     85: -  max   - upper end of interval

     87:    Returns:
     88:    The result as integer

     90:    Level: intermediate

     92:    Note:
     93:    Values outside the interval [`min`, `max`] are clipped.

     95: .seealso: `PetscDraw`, `PetscDrawPointPixel()`, `PetscDrawPoint()`, `PetscDrawLine()`, `PetscDrawTriangle()`, `PetscDrawRectangle()`
     96: M*/
     97: static inline int PetscDrawRealToColor(PetscReal value, PetscReal min, PetscReal max)
     98: {
     99:   value = PetscClipInterval(value, min, max);
    100:   return PETSC_DRAW_BASIC_COLORS + (int)((255 - PETSC_DRAW_BASIC_COLORS) * (value - min) / (max - min));
    101: }

    103: PETSC_EXTERN PetscErrorCode PetscDrawOpenX(MPI_Comm, const char[], const char[], int, int, int, int, PetscDraw *);

    105: #define PETSC_DRAW_FULL_SIZE    -3
    106: #define PETSC_DRAW_HALF_SIZE    -4
    107: #define PETSC_DRAW_THIRD_SIZE   -5
    108: #define PETSC_DRAW_QUARTER_SIZE -6

    110: PETSC_EXTERN PetscErrorCode PetscDrawOpenImage(MPI_Comm, const char[], int, int, PetscDraw *);
    111: PETSC_EXTERN PetscErrorCode PetscDrawOpenNull(MPI_Comm, PetscDraw *);
    112: PETSC_EXTERN PetscErrorCode PetscDrawDestroy(PetscDraw *);
    113: PETSC_EXTERN PetscErrorCode PetscDrawIsNull(PetscDraw, PetscBool *);

    115: PETSC_EXTERN PetscErrorCode PetscDrawGetPopup(PetscDraw, PetscDraw *);
    116: PETSC_EXTERN PetscErrorCode PetscDrawScalePopup(PetscDraw, PetscReal, PetscReal);

    118: PETSC_EXTERN PetscErrorCode PetscDrawCheckResizedWindow(PetscDraw);
    119: PETSC_EXTERN PetscErrorCode PetscDrawResizeWindow(PetscDraw, int, int);
    120: PETSC_EXTERN PetscErrorCode PetscDrawGetWindowSize(PetscDraw, int *, int *);
    121: PETSC_EXTERN PetscErrorCode PetscDrawPixelToCoordinate(PetscDraw, int, int, PetscReal *, PetscReal *);
    122: PETSC_EXTERN PetscErrorCode PetscDrawCoordinateToPixel(PetscDraw, PetscReal, PetscReal, int *, int *);

    124: PETSC_EXTERN PetscErrorCode PetscDrawIndicatorFunction(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, int, PetscErrorCode (*)(void *, PetscReal, PetscReal, PetscBool *), void *);

    126: PETSC_EXTERN PetscErrorCode PetscDrawLine(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, int);
    127: PETSC_EXTERN PetscErrorCode PetscDrawArrow(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, int);
    128: PETSC_EXTERN PetscErrorCode PetscDrawLineSetWidth(PetscDraw, PetscReal);
    129: PETSC_EXTERN PetscErrorCode PetscDrawLineGetWidth(PetscDraw, PetscReal *);

    131: /*E
    132:    PetscDrawMarkerType - How a "mark" is indicate in a figure

    134:    Values:
    135: +  `PETSC_MARKER_CROSS`  - a small pixel based x symbol or the character x if that is not available
    136: .  `PETSC_MARKER_PLUS`   - a small pixel based + symbol or the character + if that is not available
    137: .  `PETSC_MARKER_CIRCLE` - a small pixel based circle symbol or the character o if that is not available
    138: -  `PETSC_MARKER_POINT`  - the make obtained with `PetscDrawPoint()`

    140:    Level: intermediate

    142: .seealso: `PetscDraw`, `PetscDrawMarker()`, `PetscDrawSetMarkerType()`
    143: E*/
    144: typedef enum {
    145:   PETSC_DRAW_MARKER_CROSS,
    146:   PETSC_DRAW_MARKER_POINT,
    147:   PETSC_DRAW_MARKER_PLUS,
    148:   PETSC_DRAW_MARKER_CIRCLE
    149: } PetscDrawMarkerType;
    150: PETSC_EXTERN const char *const PetscDrawMarkerTypes[];

    152: PETSC_EXTERN PetscErrorCode PetscDrawMarker(PetscDraw, PetscReal, PetscReal, int);
    153: PETSC_EXTERN PetscErrorCode PetscDrawSetMarkerType(PetscDraw, PetscDrawMarkerType);
    154: PETSC_EXTERN PetscErrorCode PetscDrawGetMarkerType(PetscDraw, PetscDrawMarkerType *);

    156: PETSC_EXTERN PetscErrorCode PetscDrawPoint(PetscDraw, PetscReal, PetscReal, int);
    157: PETSC_EXTERN PetscErrorCode PetscDrawPointPixel(PetscDraw, int, int, int);
    158: PETSC_EXTERN PetscErrorCode PetscDrawPointSetSize(PetscDraw, PetscReal);

    160: PETSC_EXTERN PetscErrorCode PetscDrawRectangle(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, int, int, int, int);
    161: PETSC_EXTERN PetscErrorCode PetscDrawTriangle(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal, int, int, int);
    162: PETSC_EXTERN PetscErrorCode PetscDrawEllipse(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal, int);
    163: PETSC_EXTERN PetscErrorCode PetscDrawTensorContourPatch(PetscDraw, int, int, PetscReal *, PetscReal *, PetscReal, PetscReal, PetscReal *);
    164: PETSC_EXTERN PetscErrorCode PetscDrawTensorContour(PetscDraw, int, int, const PetscReal[], const PetscReal[], PetscReal *);

    166: PETSC_EXTERN PetscErrorCode PetscDrawString(PetscDraw, PetscReal, PetscReal, int, const char[]);
    167: PETSC_EXTERN PetscErrorCode PetscDrawStringCentered(PetscDraw, PetscReal, PetscReal, int, const char[]);
    168: PETSC_EXTERN PetscErrorCode PetscDrawStringBoxed(PetscDraw, PetscReal, PetscReal, int, int, const char[], PetscReal *, PetscReal *);
    169: PETSC_EXTERN PetscErrorCode PetscDrawStringVertical(PetscDraw, PetscReal, PetscReal, int, const char[]);
    170: PETSC_EXTERN PetscErrorCode PetscDrawStringSetSize(PetscDraw, PetscReal, PetscReal);
    171: PETSC_EXTERN PetscErrorCode PetscDrawStringGetSize(PetscDraw, PetscReal *, PetscReal *);

    173: PETSC_EXTERN PetscErrorCode PetscDrawSetViewPort(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal);
    174: PETSC_EXTERN PetscErrorCode PetscDrawGetViewPort(PetscDraw, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    175: PETSC_EXTERN PetscErrorCode PetscDrawSplitViewPort(PetscDraw);

    177: PETSC_EXTERN PetscErrorCode PetscDrawSetCoordinates(PetscDraw, PetscReal, PetscReal, PetscReal, PetscReal);
    178: PETSC_EXTERN PetscErrorCode PetscDrawGetCoordinates(PetscDraw, PetscReal *, PetscReal *, PetscReal *, PetscReal *);

    180: PETSC_EXTERN PetscErrorCode PetscDrawSetTitle(PetscDraw, const char[]);
    181: PETSC_EXTERN PetscErrorCode PetscDrawAppendTitle(PetscDraw, const char[]);
    182: PETSC_EXTERN PetscErrorCode PetscDrawGetTitle(PetscDraw, const char *[]);

    184: PETSC_EXTERN PetscErrorCode PetscDrawSetPause(PetscDraw, PetscReal);
    185: PETSC_EXTERN PetscErrorCode PetscDrawGetPause(PetscDraw, PetscReal *);
    186: PETSC_EXTERN PetscErrorCode PetscDrawPause(PetscDraw);
    187: PETSC_EXTERN PetscErrorCode PetscDrawSetDoubleBuffer(PetscDraw);
    188: PETSC_EXTERN PetscErrorCode PetscDrawClear(PetscDraw);
    189: PETSC_EXTERN PetscErrorCode PetscDrawFlush(PetscDraw);
    190: PETSC_EXTERN PetscErrorCode PetscDrawSave(PetscDraw);
    191: PETSC_EXTERN PetscErrorCode PetscDrawSaveMovie(PetscDraw);
    192: PETSC_EXTERN PetscErrorCode PetscDrawBOP(PetscDraw);
    193: PETSC_EXTERN PetscErrorCode PetscDrawEOP(PetscDraw);

    195: PETSC_EXTERN PetscErrorCode PetscDrawSetDisplay(PetscDraw, const char[]);
    196: PETSC_EXTERN PetscErrorCode PetscDrawGetSingleton(PetscDraw, PetscDraw *);
    197: PETSC_EXTERN PetscErrorCode PetscDrawRestoreSingleton(PetscDraw, PetscDraw *);

    199: PETSC_EXTERN PetscErrorCode PetscDrawGetCurrentPoint(PetscDraw, PetscReal *, PetscReal *);
    200: PETSC_EXTERN PetscErrorCode PetscDrawSetCurrentPoint(PetscDraw, PetscReal, PetscReal);
    201: PETSC_EXTERN PetscErrorCode PetscDrawPushCurrentPoint(PetscDraw, PetscReal, PetscReal);
    202: PETSC_EXTERN PetscErrorCode PetscDrawPopCurrentPoint(PetscDraw);
    203: PETSC_EXTERN PetscErrorCode PetscDrawGetBoundingBox(PetscDraw, PetscReal *, PetscReal *, PetscReal *, PetscReal *);

    205: PETSC_EXTERN PetscErrorCode PetscDrawSetVisible(PetscDraw, PetscBool);

    207: /*E
    208:    PetscDrawButton - Used to determine which button was pressed

    210:    Values:
    211: +  `PETSC_BUTTON_NONE`        - no button was pressed
    212: .  `PETSC_BUTTON_LEFT`        - the left button
    213: .  `PETSC_BUTTON_CENTER`      - the center button
    214: .  `PETSC_BUTTON_RIGHT`       - the right button
    215: .  `PETSC_BUTTON_WHEEL_UP`    - the wheel was moved up
    216: .  `PETSC_BUTTON_WHEEL_DOWN`  - the wheel was moved down
    217: .  `PETSC_BUTTON_LEFT_SHIFT`  - the left button and the shift key
    218: .  `PETSC_BUTTON_CENTER_SHIFT`- the center button and the shift key
    219: -  `PETSC_BUTTON_RIGHT_SHIFT` - the right button and the shift key

    221:    Level: intermediate

    223: .seealso: `PetscDraw`, `PetscDrawGetMouseButton()`
    224: E*/
    225: typedef enum {
    226:   PETSC_BUTTON_NONE = 0,
    227:   PETSC_BUTTON_LEFT,
    228:   PETSC_BUTTON_CENTER,
    229:   PETSC_BUTTON_RIGHT,
    230:   PETSC_BUTTON_WHEEL_UP,
    231:   PETSC_BUTTON_WHEEL_DOWN,
    232:   PETSC_BUTTON_LEFT_SHIFT,
    233:   PETSC_BUTTON_CENTER_SHIFT,
    234:   PETSC_BUTTON_RIGHT_SHIFT
    235: } PetscDrawButton;

    237: PETSC_EXTERN PetscErrorCode PetscDrawGetMouseButton(PetscDraw, PetscDrawButton *, PetscReal *, PetscReal *, PetscReal *, PetscReal *);

    239: PETSC_EXTERN PetscErrorCode PetscDrawZoom(PetscDraw, PetscErrorCode (*)(PetscDraw, void *), void *);

    241: /*S
    242:    PetscDrawViewPorts - Object representing subwindows in a `PetscDraw` object

    244:    Level: intermediate

    246: .seealso: `PetscDraw`, `PetscDrawViewPortsCreate()`, `PetscDrawViewPortsSet()`
    247: S*/
    248: typedef struct {
    249:   PetscInt   nports;
    250:   PetscReal *xl;
    251:   PetscReal *xr;
    252:   PetscReal *yl;
    253:   PetscReal *yr;
    254:   PetscDraw  draw;
    255:   PetscReal  port_xl, port_yl, port_xr, port_yr; /* original port of parent PetscDraw */
    256: } PetscDrawViewPorts;
    257: PETSC_EXTERN PetscErrorCode PetscDrawViewPortsCreate(PetscDraw, PetscInt, PetscDrawViewPorts **);
    258: PETSC_EXTERN PetscErrorCode PetscDrawViewPortsCreateRect(PetscDraw, PetscInt, PetscInt, PetscDrawViewPorts **);
    259: PETSC_EXTERN PetscErrorCode PetscDrawViewPortsDestroy(PetscDrawViewPorts *);
    260: PETSC_EXTERN PetscErrorCode PetscDrawViewPortsSet(PetscDrawViewPorts *, PetscInt);

    262: PETSC_EXTERN PetscClassId PETSC_DRAWAXIS_CLASSID;

    264: PETSC_EXTERN PetscErrorCode PetscDrawAxisCreate(PetscDraw, PetscDrawAxis *);
    265: PETSC_EXTERN PetscErrorCode PetscDrawAxisDestroy(PetscDrawAxis *);
    266: PETSC_EXTERN PetscErrorCode PetscDrawAxisDraw(PetscDrawAxis);
    267: PETSC_EXTERN PetscErrorCode PetscDrawAxisSetLimits(PetscDrawAxis, PetscReal, PetscReal, PetscReal, PetscReal);
    268: PETSC_EXTERN PetscErrorCode PetscDrawAxisGetLimits(PetscDrawAxis, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    269: PETSC_EXTERN PetscErrorCode PetscDrawAxisSetHoldLimits(PetscDrawAxis, PetscBool);
    270: PETSC_EXTERN PetscErrorCode PetscDrawAxisSetColors(PetscDrawAxis, int, int, int);
    271: PETSC_EXTERN PetscErrorCode PetscDrawAxisSetLabels(PetscDrawAxis, const char[], const char[], const char[]);

    273: PETSC_EXTERN PetscClassId PETSC_DRAWLG_CLASSID;

    275: PETSC_EXTERN PetscErrorCode PetscDrawLGCreate(PetscDraw, PetscInt, PetscDrawLG *);
    276: PETSC_EXTERN PetscErrorCode PetscDrawLGDestroy(PetscDrawLG *);
    277: PETSC_EXTERN PetscErrorCode PetscDrawLGAddPoint(PetscDrawLG, const PetscReal *, const PetscReal *);
    278: PETSC_EXTERN PetscErrorCode PetscDrawLGAddCommonPoint(PetscDrawLG, const PetscReal, const PetscReal *);
    279: PETSC_EXTERN PetscErrorCode PetscDrawLGAddPoints(PetscDrawLG, PetscInt, PetscReal **, PetscReal **);
    280: PETSC_EXTERN PetscErrorCode PetscDrawLGDraw(PetscDrawLG);
    281: PETSC_EXTERN PetscErrorCode PetscDrawLGSave(PetscDrawLG);
    282: PETSC_EXTERN PetscErrorCode PetscDrawLGView(PetscDrawLG, PetscViewer);
    283: PETSC_EXTERN PetscErrorCode PetscDrawLGReset(PetscDrawLG);
    284: PETSC_EXTERN PetscErrorCode PetscDrawLGSetDimension(PetscDrawLG, PetscInt);
    285: PETSC_EXTERN PetscErrorCode PetscDrawLGGetDimension(PetscDrawLG, PetscInt *);
    286: PETSC_EXTERN PetscErrorCode PetscDrawLGSetLegend(PetscDrawLG, const char *const *);
    287: PETSC_EXTERN PetscErrorCode PetscDrawLGGetAxis(PetscDrawLG, PetscDrawAxis *);
    288: PETSC_EXTERN PetscErrorCode PetscDrawLGGetDraw(PetscDrawLG, PetscDraw *);
    289: PETSC_EXTERN PetscErrorCode PetscDrawLGSetUseMarkers(PetscDrawLG, PetscBool);
    290: PETSC_EXTERN PetscErrorCode PetscDrawLGSetLimits(PetscDrawLG, PetscReal, PetscReal, PetscReal, PetscReal);
    291: PETSC_EXTERN PetscErrorCode PetscDrawLGSetColors(PetscDrawLG, const int[]);
    292: PETSC_EXTERN PetscErrorCode PetscDrawLGSetOptionsPrefix(PetscDrawLG, const char[]);
    293: PETSC_EXTERN PetscErrorCode PetscDrawLGSetFromOptions(PetscDrawLG);

    295: PETSC_EXTERN PetscClassId PETSC_DRAWSP_CLASSID;

    297: PETSC_EXTERN PetscErrorCode PetscDrawSPCreate(PetscDraw, int, PetscDrawSP *);
    298: PETSC_EXTERN PetscErrorCode PetscDrawSPDestroy(PetscDrawSP *);
    299: PETSC_EXTERN PetscErrorCode PetscDrawSPAddPoint(PetscDrawSP, PetscReal *, PetscReal *);
    300: PETSC_EXTERN PetscErrorCode PetscDrawSPAddPoints(PetscDrawSP, int, PetscReal **, PetscReal **);
    301: PETSC_EXTERN PetscErrorCode PetscDrawSPDraw(PetscDrawSP, PetscBool);
    302: PETSC_EXTERN PetscErrorCode PetscDrawSPSave(PetscDrawSP);
    303: PETSC_EXTERN PetscErrorCode PetscDrawSPReset(PetscDrawSP);
    304: PETSC_EXTERN PetscErrorCode PetscDrawSPGetDimension(PetscDrawSP, int *);
    305: PETSC_EXTERN PetscErrorCode PetscDrawSPSetDimension(PetscDrawSP, int);
    306: PETSC_EXTERN PetscErrorCode PetscDrawSPGetAxis(PetscDrawSP, PetscDrawAxis *);
    307: PETSC_EXTERN PetscErrorCode PetscDrawSPGetDraw(PetscDrawSP, PetscDraw *);
    308: PETSC_EXTERN PetscErrorCode PetscDrawSPSetLimits(PetscDrawSP, PetscReal, PetscReal, PetscReal, PetscReal);
    309: PETSC_EXTERN PetscErrorCode PetscDrawLGSPDraw(PetscDrawLG, PetscDrawSP);
    310: PETSC_EXTERN PetscErrorCode PetscDrawSPAddPointColorized(PetscDrawSP, PetscReal *, PetscReal *, PetscReal *);

    312: PETSC_EXTERN PetscClassId PETSC_DRAWHG_CLASSID;

    314: PETSC_EXTERN PetscErrorCode PetscDrawHGCreate(PetscDraw, int, PetscDrawHG *);
    315: PETSC_EXTERN PetscErrorCode PetscDrawHGDestroy(PetscDrawHG *);
    316: PETSC_EXTERN PetscErrorCode PetscDrawHGAddValue(PetscDrawHG, PetscReal);
    317: PETSC_EXTERN PetscErrorCode PetscDrawHGDraw(PetscDrawHG);
    318: PETSC_EXTERN PetscErrorCode PetscDrawHGSave(PetscDrawHG);
    319: PETSC_EXTERN PetscErrorCode PetscDrawHGView(PetscDrawHG, PetscViewer);
    320: PETSC_EXTERN PetscErrorCode PetscDrawHGReset(PetscDrawHG);
    321: PETSC_EXTERN PetscErrorCode PetscDrawHGGetAxis(PetscDrawHG, PetscDrawAxis *);
    322: PETSC_EXTERN PetscErrorCode PetscDrawHGGetDraw(PetscDrawHG, PetscDraw *);
    323: PETSC_EXTERN PetscErrorCode PetscDrawHGSetLimits(PetscDrawHG, PetscReal, PetscReal, int, int);
    324: PETSC_EXTERN PetscErrorCode PetscDrawHGSetNumberBins(PetscDrawHG, int);
    325: PETSC_EXTERN PetscErrorCode PetscDrawHGSetColor(PetscDrawHG, int);
    326: PETSC_EXTERN PetscErrorCode PetscDrawHGCalcStats(PetscDrawHG, PetscBool);
    327: PETSC_EXTERN PetscErrorCode PetscDrawHGIntegerBins(PetscDrawHG, PetscBool);

    329: PETSC_EXTERN PetscClassId PETSC_DRAWBAR_CLASSID;

    331: PETSC_EXTERN PetscErrorCode PetscDrawBarCreate(PetscDraw, PetscDrawBar *);
    332: PETSC_EXTERN PetscErrorCode PetscDrawBarSetData(PetscDrawBar, PetscInt, const PetscReal[], const char *const *);
    333: PETSC_EXTERN PetscErrorCode PetscDrawBarDestroy(PetscDrawBar *);
    334: PETSC_EXTERN PetscErrorCode PetscDrawBarDraw(PetscDrawBar);
    335: PETSC_EXTERN PetscErrorCode PetscDrawBarSave(PetscDrawBar);
    336: PETSC_EXTERN PetscErrorCode PetscDrawBarSetColor(PetscDrawBar, int);
    337: PETSC_EXTERN PetscErrorCode PetscDrawBarSetLimits(PetscDrawBar, PetscReal, PetscReal);
    338: PETSC_EXTERN PetscErrorCode PetscDrawBarSort(PetscDrawBar, PetscBool, PetscReal);
    339: PETSC_EXTERN PetscErrorCode PetscDrawBarSetFromOptions(PetscDrawBar);
    340: PETSC_EXTERN PetscErrorCode PetscDrawBarGetAxis(PetscDrawBar, PetscDrawAxis *);
    341: PETSC_EXTERN PetscErrorCode PetscDrawBarGetDraw(PetscDrawBar, PetscDraw *);

    343: PETSC_EXTERN PetscErrorCode PetscDrawUtilitySetCmap(const char[], int, unsigned char[], unsigned char[], unsigned char[]);
    344: PETSC_EXTERN PetscErrorCode PetscDrawUtilitySetGamma(PetscReal);

    346: /*
    347:     Handling of X11 I/O window resizing, window closing and errors in parallel
    348: */
    349: #if PetscDefined(HAVE_X) && PetscDefined(HAVE_SETJMP_H)
    350:   #include <setjmp.h>

    352: PETSC_EXTERN jmp_buf PetscXIOErrorHandlerJumpBuf;
    353: PETSC_EXTERN void    PetscXIOErrorHandlerJump(void *);
    354: PETSC_EXTERN_TYPEDEF typedef void(PetscXIOErrorHandlerFn)(void *);
    355: PETSC_EXTERN_TYPEDEF typedef PetscXIOErrorHandlerFn *PetscXIOErrorHandler;
    356: PETSC_EXTERN PetscXIOErrorHandlerFn                 *PetscSetXIOErrorHandler(PetscXIOErrorHandlerFn *);

    358:   /*MC
    359:    PetscDrawCollectiveBegin - Begins a set of draw operations

    361:    Collective

    363:    Synopsis:
    364: #include <petscdraw.h>
    365:     PetscErrorCode PetscDrawCollectiveBegin(PetscDraw draw)

    367:    Collective

    369:    Input Parameter:
    370: .   draw - the draw object

    372:    Level: advanced

    374:    Notes:
    375:    This is a macro that handles its own error checking, it does not return an error code.

    377:    The set of operations needs to be ended by a call to `PetscDrawCollectiveEnd()`.

    379:    X windows draw operations that are enclosed by these routines handle correctly resizing or closing of
    380:    the window without crashing the program.

    382:    Developer Note:
    383:    This only applies to X windows and so should have a more specific name such as `PetscDrawXCollectiveBegin()`

    385: .seealso: `PetscDraw`, `PetscDrawCollectiveEnd()`
    386: M*/
    387:   #define PetscDrawCollectiveBegin(draw) \
    388:     do { \
    389:       jmp_buf _Petsc_jmpbuf; \
    390:       PetscXIOErrorHandlerFn *volatile _Petsc_xioerrhdl = PETSC_NULLPTR; \
    391:       PetscBool _Petsc_isdrawx, _Petsc_xioerr, _Petsc_xioerr_local = PETSC_FALSE; \
    392:       PetscCall(PetscObjectTypeCompare((PetscObject)(draw), PETSC_DRAW_X, &_Petsc_isdrawx)); \
    393:       if (_Petsc_isdrawx) { \
    394:         PetscCall(PetscMemcpy(&_Petsc_jmpbuf, &PetscXIOErrorHandlerJumpBuf, sizeof(_Petsc_jmpbuf))); \
    395:         _Petsc_xioerrhdl = PetscSetXIOErrorHandler(PetscXIOErrorHandlerJump); \
    396:         if (setjmp(PetscXIOErrorHandlerJumpBuf)) { \
    397:           _Petsc_xioerr_local = PETSC_TRUE; \
    398:           do { \
    399:             PetscDrawCollectiveEnd(draw); \
    400:           } \
    401:         } \
    402:         do { \
    403:       } while (0)

    405:   /*MC
    406:    PetscDrawCollectiveEnd - Ends a set of draw operations begun with `PetscDrawCollectiveBegin()`

    408:    Collective

    410:    Synopsis:
    411: #include <petscdraw.h>
    412:     PetscErrorCode PetscDrawCollectiveEnd(PetscDraw draw)

    414:    Collective

    416:    Input Parameter:
    417: .   draw - the draw object

    419:    Level: advanced

    421:    Notes:
    422:    This is a macro that handles its own error checking, it does not return an error code.

    424:    X windows draw operations that are enclosed by these routines handle correctly resizing or closing of
    425:    the window without crashing the program.

    427:    Developer Note:
    428:    This only applies to X windows and so should have a more specific name such as `PetscDrawXCollectiveEnd()`

    430: .seealso: `PetscDraw`, `PetscDrawCollectiveBegin()`
    431: M*/
    432:   #define PetscDrawCollectiveEnd(draw) \
    433:     if (_Petsc_isdrawx) { \
    434:       (void)PetscSetXIOErrorHandler(_Petsc_xioerrhdl); \
    435:       PetscCall(PetscMemcpy(&PetscXIOErrorHandlerJumpBuf, &_Petsc_jmpbuf, sizeof(PetscXIOErrorHandlerJumpBuf))); \
    436:       PetscCall(MPIU_Allreduce(&_Petsc_xioerr_local, &_Petsc_xioerr, 1, MPIU_BOOL, MPI_LOR, PetscObjectComm((PetscObject)(draw)))); \
    437:       if (_Petsc_xioerr) { \
    438:         PetscCall(PetscDrawSetType((draw), PETSC_DRAW_NULL)); \
    439:         PetscFunctionReturn(PETSC_SUCCESS); \
    440:       } \
    441:     } \
    442:     } \
    443:     while (0)

    445: #else
    446:   #define PetscDrawCollectiveBegin(draw)
    447:   #define PetscDrawCollectiveEnd(draw)
    448: #endif /* PetscDefined(HAVE_X) && PetscDefined(HAVE_SETJMP_H) */