15c6c1daeSBarry Smith 2af0996ceSBarry Smith #include <petsc/private/drawimpl.h> /*I "petscdraw.h" I*/ 35c6c1daeSBarry Smith 45c6c1daeSBarry Smith /*@ 5811af0c4SBarry Smith PetscDrawPoint - draws a point onto a drawable. 65c6c1daeSBarry Smith 7*20f4b53cSBarry Smith Not Collective 85c6c1daeSBarry Smith 95c6c1daeSBarry Smith Input Parameters: 105c6c1daeSBarry Smith + draw - the drawing context 115c6c1daeSBarry Smith . xl,yl - the coordinates of the point 125c6c1daeSBarry Smith - cl - the color of the point 135c6c1daeSBarry Smith 145c6c1daeSBarry Smith Level: beginner 155c6c1daeSBarry Smith 16811af0c4SBarry Smith .seealso: `PetscDraw`, `PetscDrawPointPixel()`, `PetscDrawPointSetSize()`, `PetscDrawLine()`, `PetscDrawRectangle()`, `PetscDrawTriangle()`, `PetscDrawEllipse()`, 17db781477SPatrick Sanan `PetscDrawMarker()`, `PetscDrawString()`, `PetscDrawArrow()` 185c6c1daeSBarry Smith @*/ 19d71ae5a4SJacob Faibussowitsch PetscErrorCode PetscDrawPoint(PetscDraw draw, PetscReal xl, PetscReal yl, int cl) 20d71ae5a4SJacob Faibussowitsch { 215c6c1daeSBarry Smith PetscFunctionBegin; 225c6c1daeSBarry Smith PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 23dbbe0bcdSBarry Smith PetscUseTypeMethod(draw, point, xl, yl, cl); 243ba16761SJacob Faibussowitsch PetscFunctionReturn(PETSC_SUCCESS); 255c6c1daeSBarry Smith } 265c6c1daeSBarry Smith 275c6c1daeSBarry Smith /*@ 28811af0c4SBarry Smith PetscDrawPointPixel - draws a point onto a drawable, in pixel coordinates 295c6c1daeSBarry Smith 30*20f4b53cSBarry Smith Not Collective 315c6c1daeSBarry Smith 325c6c1daeSBarry Smith Input Parameters: 335c6c1daeSBarry Smith + draw - the drawing context 34a7e8706aSLisandro Dalcin . x,y - the pixel coordinates of the point 35a7e8706aSLisandro Dalcin - c - the color of the point 365c6c1daeSBarry Smith 375c6c1daeSBarry Smith Level: beginner 385c6c1daeSBarry Smith 39811af0c4SBarry Smith .seealso: `PetscDraw`, `PetscDrawPoint()`, `PetscDrawPointSetSize()` 405c6c1daeSBarry Smith @*/ 41d71ae5a4SJacob Faibussowitsch PetscErrorCode PetscDrawPointPixel(PetscDraw draw, int x, int y, int c) 42d71ae5a4SJacob Faibussowitsch { 435c6c1daeSBarry Smith PetscFunctionBegin; 445c6c1daeSBarry Smith PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 45dbbe0bcdSBarry Smith PetscUseTypeMethod(draw, pointpixel, x, y, c); 463ba16761SJacob Faibussowitsch PetscFunctionReturn(PETSC_SUCCESS); 475c6c1daeSBarry Smith } 488f69470aSLisandro Dalcin 498f69470aSLisandro Dalcin /*@ 508f69470aSLisandro Dalcin PetscDrawPointSetSize - Sets the point size for future draws. The size is 518f69470aSLisandro Dalcin relative to the user coordinates of the window; 0.0 denotes the natural 528f69470aSLisandro Dalcin width, 1.0 denotes the entire viewport. 538f69470aSLisandro Dalcin 54*20f4b53cSBarry Smith Not Collective 558f69470aSLisandro Dalcin 568f69470aSLisandro Dalcin Input Parameters: 578f69470aSLisandro Dalcin + draw - the drawing context 588f69470aSLisandro Dalcin - width - the width in user coordinates 598f69470aSLisandro Dalcin 608f69470aSLisandro Dalcin Level: advanced 618f69470aSLisandro Dalcin 628f69470aSLisandro Dalcin Note: 638f69470aSLisandro Dalcin Even a size of zero insures that a single pixel is colored. 648f69470aSLisandro Dalcin 65811af0c4SBarry Smith .seealso: `PetscDraw`, `PetscDrawPoint()`, `PetscDrawMarker()` 668f69470aSLisandro Dalcin @*/ 67d71ae5a4SJacob Faibussowitsch PetscErrorCode PetscDrawPointSetSize(PetscDraw draw, PetscReal width) 68d71ae5a4SJacob Faibussowitsch { 698f69470aSLisandro Dalcin PetscFunctionBegin; 708f69470aSLisandro Dalcin PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 71cc73adaaSBarry Smith PetscCheck(width >= 0.0 && width <= 1.0, PETSC_COMM_SELF, PETSC_ERR_ARG_OUTOFRANGE, "Bad size %g, should be between 0 and 1", (double)width); 72dbbe0bcdSBarry Smith PetscTryTypeMethod(draw, pointsetsize, width); 733ba16761SJacob Faibussowitsch PetscFunctionReturn(PETSC_SUCCESS); 748f69470aSLisandro Dalcin } 75