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// Copyright (C) 1999-2018
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#include "grid2d.h"
#include "context.h"
#include "framebase.h"
#include "fitsimage.h"
extern "C" {
#include "ast.h"
}
extern Grid2dBase* astGrid2dPtr;
Grid2d::Grid2d(Widget* p, Coord::CoordSystem sys, Coord::SkyFrame sky,
Coord::SkyFormat format, GridType t,
const char* o, const char* v)
: Grid(sys, sky, format, t, v), Grid2dBase(p,o)
{}
Grid2d::~Grid2d()
{}
int Grid2d::doit(RenderMode rm)
{
FrameBase* pp = (FrameBase*)parent_;
matrix_ = pp->widgetToCanvas;
pixmap_ = pp->pixmap;
gridGC_ = pp->gridGC_;
renderMode_ = rm;
Context* context = pp->keyContext;
FitsImage* fits = context->fits;
if (!fits)
return 1;
astClearStatus; // just to make sure
astBegin; // start memory management
// map from Widget to Image
AstFrameSet* frameSet = astFrameSet(astFrame(2,"Domain=WIDGET"),"");
matrixMap(frameSet,fits->widgetToImage,"Domain=IMAGE");
switch (system_) {
case Coord::IMAGE:
break;
case Coord::PHYSICAL:
matrixMap(frameSet,fits->imageToPhysical,"Domain=PHYSICAL");
break;
case Coord::AMPLIFIER:
matrixMap(frameSet,fits->imageToAmplifier,"Domain=AMPLIFIER");
break;
case Coord::DETECTOR:
matrixMap(frameSet,fits->imageToDetector,"Domain=DETECTOR");
break;
default:
{
// set desired skyformat
if (!fits->astInv()) {
astEnd; // now, clean up memory
return 1;
}
AstFrameSet* ast = (AstFrameSet*)astCopy(fits->ast_);
fits->wcsSystem(ast,system_);
fits->wcsSkyFrame(ast,sky_);
int naxes = astGetI(ast,"Naxes");
switch (naxes) {
case 1:
// error
astEnd; // now, clean up memory
astGrid2dPtr =NULL;
return 0;
case 2:
break;
case 3:
case 4:
{
int pick[2] = {1, 2};
AstMapping* map =NULL;
AstFrame* perm =NULL;
astInvert(ast);
perm = (AstFrame*)astPickAxes(ast, 2, pick, &map);
astAddFrame(ast, AST__CURRENT, map, perm);
astInvert(ast);
perm = (AstFrame*)astPickAxes(ast, 2, pick, &map);
astAddFrame(ast, AST__CURRENT, map, perm);
}
break;
}
// add wcs to frameset
// this will link frameset to wcs with unitMap
int id = astGetI(ast,"Current");
int nf = astGetI(frameSet,"NFrame");
astInvert(ast);
astAddFrame(frameSet, AST__CURRENT, astUnitMap(2,""), ast);
astSetI(frameSet,"Current",id+nf);
}
break;
}
astSet(frameSet,"Title=%s", " ");
// create astPlot
float gbox[4];
double pbox[4];
switch (type_) {
case ANALYSIS:
{
gbox[0] = pbox[0] = 0;
gbox[1] = pbox[1] = 0;
gbox[2] = pbox[2] = pp->options->width-1;
gbox[3] = pbox[3] = pp->options->height-1;
}
break;
case PUBLICATION:
{
Matrix mm = fits->imageToWidget;
BBox b = pp->imageBBox(pp->context->secMode());
Vector ll = b.ll * mm;
Vector lr = b.lr() * mm;
Vector ur = b.ur * mm;
Vector ul = b.ul() * mm;
BBox bb(ll,ll);
bb.bound(lr);
bb.bound(ur);
bb.bound(ul);
gbox[0] = pbox[0] = bb.ll[0];
gbox[1] = pbox[1] = bb.ll[1];
gbox[2] = pbox[2] = bb.ur[0];
gbox[3] = pbox[3] = bb.ur[1];
}
break;
}
// and now create astGrid
astGrid2dPtr = this;
AstPlot* plot = astPlot(frameSet, gbox, pbox, option_);
astGrid(plot);
astEnd; // now, clean up memory
astGrid2dPtr =NULL;
return 1;
}
void Grid2d::matrixMap(void* frameSet, Matrix& mx, const char* str)
{
double ss[] = {mx.matrix(0,0),mx.matrix(1,0),
mx.matrix(0,1),mx.matrix(1,1)};
double tt[] = {mx.matrix(2,0),mx.matrix(2,1)};
AstMatrixMap* mm = astMatrixMap(2, 2, 0, ss, "");
AstShiftMap* sm = astShiftMap(2, tt, "");
AstCmpMap* cmp = astCmpMap(mm, sm, 1, "");
astAddFrame((AstFrameSet*)frameSet, AST__CURRENT, cmp, astFrame(2, str));
}
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