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Palette.cpp
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Palette.cpp
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// ---------------------------------------------------------------
// Palette.cpp
// ---------------------------------------------------------------
#include <Palette.H>
#include <GlobalUtilities.H>
#include <GraphicsAttributes.H>
#include <fcntl.h>
#include <unistd.h>
#include <cassert>
#include <cstdio>
using std::cout;
using std::cerr;
using std::endl;
using namespace amrex;
Colormap Palette::systemColmap;
static Pixel make_pixel (unsigned char r, unsigned char g, unsigned char b,
unsigned long bprgb, unsigned long rs, unsigned long gs,
unsigned long bs)
{
if (bprgb < 8) {
r >>= (8 - bprgb);
g >>= (8 - bprgb);
b >>= (8 - bprgb);
}
return (r << 16) | (g << 8) | (b << 0);
}
// -------------------------------------------------------------------
Palette::Palette(Widget &w, int datalistlength, int width,
int totalwidth, int totalheight, int reservesystemcolors)
{
bReadPalette = true;
bTimeline = false;
bRegions = false;
totalColorSlots = AVGlobals::MaxPaletteIndex() + 1;
sysccells.resize(totalColorSlots);
transferArray.resize(totalColorSlots);
ccells.resize(totalColorSlots);
palPixmap = 0;
pmin = 0.0;
pmax = 1.0;
defaultFormat = "%6.4f";
gaPtr = new GraphicsAttributes(w);
totalPalWidth = totalwidth;
palWidth = width;
totalPalHeight = totalheight;
dataList.resize(datalistlength);
if(gaPtr->IsTrueColor()) {
colmap = DefaultColormap(gaPtr->PDisplay(), gaPtr->PScreenNumber());
} else {
colmap = XCreateColormap(gaPtr->PDisplay(), gaPtr->PRoot(),
gaPtr->PVisual(), AllocAll);
}
systemColmap = DefaultColormap(gaPtr->PDisplay(), gaPtr->PScreenNumber());
for(int ii(0); ii < totalColorSlots; ++ii) {
sysccells[ii].pixel = ii;
}
XQueryColors(gaPtr->PDisplay(), systemColmap, sysccells.dataPtr(),
totalColorSlots);
if(gaPtr->IsTrueColor()) {
reserveSystemColors = 0;
colorOffset = 0;
colorSlots = totalColorSlots - reserveSystemColors - 3;
bodyIndex = 2;
blackIndex = 1;
whiteIndex = 0;
paletteStart = 3;
} else {
reserveSystemColors = reservesystemcolors;
colorOffset = reserveSystemColors; // start our allocated palette here
colorSlots = totalColorSlots - reserveSystemColors - 3;
bodyIndex = colorOffset + 2;
blackIndex = colorOffset + 1;
whiteIndex = colorOffset;
paletteStart = colorOffset + 3; // skip 3 for black, white, and body
// the data colors start here
}
remapTable = new unsigned char[totalColorSlots]; // this is faster than Vector<uc>
float sizeRatio(((float) colorSlots) / ((float) totalColorSlots));
float mapLow((float) paletteStart + (float) 0.5);
for(int itab(0); itab < totalColorSlots; ++itab) {
remapTable[itab] = (int) ((((float) itab) * sizeRatio) + mapLow);
}
} // end constructor
// -------------------------------------------------------------------
Palette::Palette(int datalistlength, int width, int totalwidth,
int totalheight, int reservesystemcolors)
{
gaPtr = 0;
bReadPalette = true;
bTimeline = false;
bRegions = false;
// bool visTrueColor = false;
totalColorSlots = AVGlobals::MaxPaletteIndex() + 1;
sysccells.resize(totalColorSlots);
transferArray.resize(totalColorSlots);
ccells.resize(totalColorSlots);
palPixmap = 0;
pmin = 0.0;
pmax = 1.0;
defaultFormat = "%6.4f";
totalPalWidth = totalwidth;
palWidth = width;
totalPalHeight = totalheight;
dataList.resize(datalistlength);
for(int ii(0); ii < totalColorSlots; ++ii) {
sysccells[ii].pixel = ii;
}
reserveSystemColors = reservesystemcolors;
colorOffset = reserveSystemColors; // start our allocated palette here
colorSlots = totalColorSlots - reserveSystemColors - 3;
bodyIndex = colorOffset + 2;
blackIndex = colorOffset + 1;
whiteIndex = colorOffset;
paletteStart = colorOffset + 3; // skip 3 for black, white, and body
// the data colors start here
remapTable = new unsigned char[totalColorSlots]; // this is faster than Vector<uc>
float sizeRatio(((float) colorSlots) / ((float) totalColorSlots));
float mapLow( (float) paletteStart + (float) 0.5);
for(int itab(0); itab < totalColorSlots; ++itab) {
remapTable[itab] = (int) ((((float) itab) * sizeRatio) + mapLow);
}
} // end constructor
// -------------------------------------------------------------------
Palette::~Palette() {
delete [] remapTable;
delete gaPtr;
}
// -------------------------------------------------------------------
void Palette::ExposePalette() {
if(palPixmap == 0) {
RedrawPalette();
}
XCopyArea(gaPtr->PDisplay(), palPixmap, palWindow, gaPtr->PGC(),
0, 0, totalPalWidth, totalPalHeight + 50, 0, 0);
}
// -------------------------------------------------------------------
void Palette::SetFormat(const string &newFormat) {
defaultFormat = newFormat;
}
// -------------------------------------------------------------------
void Palette::SetReserveSystemColors(int reservesystemcolors) {
reserveSystemColors = reservesystemcolors;
DrawPalette(pmin, pmax, defaultFormat); // use defaults
}
// -------------------------------------------------------------------
void Palette::RedrawPalette() {
DrawPalette(pmin, pmax, defaultFormat); // use defaults
}
// -------------------------------------------------------------------
void Palette::DrawPalette(Real palMin, Real palMax, const string &numberFormat) {
int i, cy, palOffsetY(14);
XWindowAttributes winAttribs;
Display *display(gaPtr->PDisplay());
GC gc(gaPtr->PGC());
pmin = palMin;
pmax = palMax;
defaultFormat = numberFormat;
XClearWindow(display, palWindow);
if(palPixmap == 0) {
palPixmap = XCreatePixmap(display, palWindow, totalPalWidth,
totalPalHeight + 50, gaPtr->PDepth());
}
XGetWindowAttributes(display, palWindow, &winAttribs);
XSetForeground(display, gc, AVBlackPixel());
XFillRectangle(display, palPixmap, gc, 0, 0,
totalPalWidth, totalPalHeight + 50);
# if (BL_SPACEDIM == 3)
// show transfers in palette
int transpnt, zerolinex(palWidth - 5);
for(i = paletteStart; i < totalColorSlots; ++i) {
cy = ((totalColorSlots - 1) - i) + palOffsetY;
// draw transparency as black
XSetForeground(display, gc, AVBlackPixel());
transpnt = (int) (zerolinex * (1.0 - transferArray[i]));
XDrawLine(display, palPixmap, gc, 0, cy, transpnt, cy);
// draw color part of line
XSetForeground(display, gc, makePixel(i));
XDrawLine(display, palPixmap, gc, transpnt, cy, palWidth, cy);
}
// draw black line represening zero opacity
XSetForeground(display, gc, AVBlackPixel());
XDrawLine(display, palPixmap, gc, zerolinex, palOffsetY,
zerolinex, colorSlots + palOffsetY);
#else
for(i = paletteStart; i < totalColorSlots; ++i) {
XSetForeground(display, gc, makePixel(i));
cy = ((totalColorSlots - 1) - i) + palOffsetY;
XDrawLine(display, palPixmap, gc, 0, cy, palWidth, cy);
}
#endif
if(bTimeline) {
int nPalVals(mpiFuncNames.size()), count(0), cftRange(int(palMax - palMin));
int nameLocation, palLocation, cftIndex, noffX(18);
Vector<int> palIndex(mpiFuncNames.size(), 0);
XSetForeground(display, gc, AVWhitePixel());
for(std::map<int, string>::const_iterator it = mpiFuncNames.begin();
it != mpiFuncNames.end(); ++it)
{
cftIndex = it->first;
string fname(it->second);
nameLocation = (totalColorSlots - 1) -
(count * totalColorSlots / (nPalVals - 1)) + palOffsetY;
palLocation = int( (totalColorSlots - 1) -
(totalColorSlots * (cftIndex - palMin) / cftRange) + palOffsetY );
XDrawString(display, palPixmap, gc, palWidth + noffX,
nameLocation, fname.c_str(), strlen(fname.c_str()));
XDrawLine(display, palPixmap, gc,
palWidth + 2, palLocation, palWidth + noffX - 4, nameLocation - 4);
palIndex[count] = int( paletteStart + (((cftIndex - palMin) / cftRange) * colorSlots) );
++count;
}
int iplo, iphi;
for(int ip(0); ip < palIndex.size(); ++ip) {
if(ip == 0) {
iplo = paletteStart;
} else {
iplo = (palIndex[ip] + palIndex[ip - 1]) / 2;
}
if(ip == palIndex.size() - 1) {
iphi = palIndex[ip];
} else {
iphi = (palIndex[ip] + palIndex[ip + 1]) / 2;
}
iphi = totalColorSlots - 1;
for(int ssii(iplo); ssii < iphi; ++ssii) {
XSetForeground(display, gc, makePixel(palIndex[ip]));
cy = ((totalColorSlots - 1) - ssii) + palOffsetY;
XDrawLine(display, palPixmap, gc, 0, cy, palWidth, cy);
}
}
} else if(bRegions) {
int nPalVals(regionNames.size()), count(0), cftRange(int(palMax - palMin));
int nameLocation, palLocation, cftIndex, noffX(18);
Vector<int> palIndex(regionNames.size(), 0);
XSetForeground(display, gc, AVWhitePixel());
bool isProfPal(regionNames.find(-2) != regionNames.end());
for(std::map<int, string>::const_iterator it = regionNames.begin();
it != regionNames.end(); ++it)
{
cftIndex = it->first;
string fname(it->second);
nameLocation = (totalColorSlots - 1) -
(count * totalColorSlots / (nPalVals - 1)) + palOffsetY;
palLocation = int( (totalColorSlots - 1) -
(totalColorSlots * (cftIndex - palMin) / cftRange) + palOffsetY );
XDrawString(display, palPixmap, gc, palWidth + noffX,
nameLocation, fname.c_str(), strlen(fname.c_str()));
if(cftIndex == -2) {
XDrawLine(display, palPixmap, gc,
palWidth + 2, nameLocation - 6, palWidth + noffX - 4, nameLocation - 4);
} else {
XDrawLine(display, palPixmap, gc,
palWidth + 2, palLocation, palWidth + noffX - 4, nameLocation - 4);
}
palIndex[count] = int( paletteStart + (((cftIndex - palMin) / cftRange) * colorSlots) );
++count;
}
int iplo, iphi;
for(int ip(0); ip < palIndex.size(); ++ip) {
if(ip == 0) {
iplo = paletteStart;
} else {
iplo = (palIndex[ip] + palIndex[ip - 1]) / 2;
}
if(ip == palIndex.size() - 1) {
iphi = palIndex[ip];
} else {
iphi = (palIndex[ip] + palIndex[ip + 1]) / 2;
}
iphi = totalColorSlots - 1;
for(int ssii(iplo); ssii < iphi; ++ssii) {
if(isProfPal) {
if(ip == 0) {
XSetForeground(display, gc, AVWhitePixel());
} else if(ip == 1) {
XSetForeground(display, gc, AVBlackPixel());
} else {
XSetForeground(display, gc, makePixel(palIndex[ip]));
}
} else {
XSetForeground(display, gc, makePixel(palIndex[ip]));
}
cy = ((totalColorSlots - 1) - ssii) + palOffsetY;
XDrawLine(display, palPixmap, gc, 0, cy, palWidth, cy);
}
}
} else {
char palString[128];
for(i = 0; i < dataList.size(); ++i) {
XSetForeground(display, gc, AVWhitePixel());
dataList[i] = palMin + (dataList.size() - 1 - i) *
(palMax - palMin) / (dataList.size() - 1);
if(i == 0) {
dataList[i] = palMax; // to avoid roundoff
}
sprintf(palString, numberFormat.c_str(), dataList[i]);
XDrawString(display, palPixmap, gc, palWidth + 4,
(i * colorSlots / (dataList.size() - 1)) + 20,
palString, strlen(palString));
}
}
ExposePalette();
} // end Palette::Draw.
// -------------------------------------------------------------------
void Palette::SetWindow(Window drawPaletteHere) {
palWindow = drawPaletteHere;
}
// -------------------------------------------------------------------
void Palette::SetWindowPalette(const string &palName, Window newPalWindow,
bool bRedraw)
{
ReadPalette(palName, bRedraw);
XSetWindowColormap(gaPtr->PDisplay(), newPalWindow, colmap);
}
// -------------------------------------------------------------------
void Palette::ChangeWindowPalette(const string &palName, Window /*newPalWindow*/)
{
bReadPalette = true;
ReadPalette(palName);
}
// -------------------------------------------------------------------
void Palette::ReadPalette(const string &palName, bool bRedraw) {
BL_ASSERT(gaPtr != 0);
ReadSeqPalette(palName, bRedraw);
if(gaPtr->IsTrueColor()) {
return;
}
XStoreColors(gaPtr->PDisplay(), colmap, ccells.dataPtr(), totalColorSlots);
XStoreColors(gaPtr->PDisplay(), colmap, sysccells.dataPtr(),
reserveSystemColors);
}
// -------------------------------------------------------------------
int Palette::ReadSeqPalette(const string &fileName, bool bRedraw) {
const int iSeqPalSize(256); // this must be 256 (size of sequential palettes).
Vector<int> indexArray(iSeqPalSize);
int i, fd;
bool bTrueColor;
unsigned long bprgb;
if(gaPtr == 0) {
bTrueColor = false;
bprgb = 8;
} else {
bTrueColor = gaPtr->IsTrueColor();
bprgb = gaPtr->PBitsPerRGB();
}
unsigned long rs(gaPtr->PRedShift());
unsigned long gs(gaPtr->PGreenShift());
unsigned long bs(gaPtr->PBlueShift());
if(bReadPalette) {
bReadPalette = false;
rbuff.resize(iSeqPalSize);
gbuff.resize(iSeqPalSize);
bbuff.resize(iSeqPalSize);
abuff.resize(iSeqPalSize);
if((fd = open(fileName.c_str(), O_RDONLY, NULL)) < 0) {
cout << "Can't open colormap file: " << fileName << endl;
for(i = 0; i < totalColorSlots; ++i) { // make a default grayscale colormap.
if(bTrueColor) {
ccells[i].pixel = make_pixel(rbuff[i], gbuff[i], bbuff[i], bprgb, rs, gs, bs);
} else {
ccells[i].pixel = i;
}
mcells[ccells[i].pixel] = ccells[i];
ccells[i].red = (unsigned short) i * 256;
ccells[i].green = (unsigned short) i * 256;
ccells[i].blue = (unsigned short) i * 256;
ccells[i].flags = DoRed | DoGreen | DoBlue;
}
// set low value to black
ccells[paletteStart].red = 0;
ccells[paletteStart].green = 0;
ccells[paletteStart].blue = 0;
//ccells[bodyIndex].red = (unsigned short) 32000;
ccells[bodyIndex].red = (unsigned short) 0;
//ccells[bodyIndex].green = (unsigned short) 32000;
ccells[bodyIndex].green = (unsigned short) 0;
//ccells[bodyIndex].blue = (unsigned short) 32000;
ccells[bodyIndex].blue = (unsigned short) 0;
ccells[blackIndex].red = (unsigned short) 0;
ccells[blackIndex].green = (unsigned short) 0;
ccells[blackIndex].blue = (unsigned short) 0;
ccells[whiteIndex].red = (unsigned short) 65535;
ccells[whiteIndex].green = (unsigned short) 65535;
ccells[whiteIndex].blue = (unsigned short) 65535;
paletteType = AV_PAL_ALPHA;
transferArray.resize(iSeqPalSize);
for(int j(0); j < iSeqPalSize; ++j) {
indexArray[j] = j;
//transferArray[j] = (float) j / (float) (iSeqPalSize - 1);
rbuff[j] = j;
gbuff[j] = j;
bbuff[j] = j;
abuff[j] = static_cast<unsigned char> (100.0 *
((float) j / (float) (iSeqPalSize - 1)));
}
//rbuff[bodyIndex] = 127;
//gbuff[bodyIndex] = 127;
//bbuff[bodyIndex] = 127;
rbuff[bodyIndex] = 0;
gbuff[bodyIndex] = 0;
bbuff[bodyIndex] = 0;
rbuff[blackIndex] = 0;
gbuff[blackIndex] = 0;
bbuff[blackIndex] = 0;
rbuff[whiteIndex] = 255;
gbuff[whiteIndex] = 255;
bbuff[whiteIndex] = 255;
} else {
if(read(fd, rbuff.dataPtr(), iSeqPalSize) != iSeqPalSize) {
cout << "palette is not a seq colormap." << endl;
return(0);
}
if(read(fd, gbuff.dataPtr(), iSeqPalSize) != iSeqPalSize) {
cout << "file is not a seq colormap." << endl;
return(0);
}
if(read(fd, bbuff.dataPtr(), iSeqPalSize) != iSeqPalSize) {
cout << "palette is not a seq colormap." << endl;
return(0);
}
if(read(fd, abuff.dataPtr(), iSeqPalSize) != iSeqPalSize) {
if(BL_SPACEDIM == 3) {
cout << "Palette does not have an alpha component: using the default."
<< endl;
}
paletteType = AV_PAL_NON_ALPHA;
} else {
paletteType = AV_PAL_ALPHA;
}
(void) close(fd);
}
} // end if(bReadPalette)
#if 0
// =====================================
bool bCCPal(false);
if(bCCPal) {
cout << "making a CCPal colormap" << endl;
for(i = 0; i < totalColorSlots; ++i) {
if(bTrueColor) {
ccells[i].pixel = make_pixel(rbuff[i], gbuff[i], bbuff[i], bprgb, rs, gs, bs);
} else {
ccells[i].pixel = i;
}
mcells[ccells[i].pixel] = ccells[i];
ccells[i].red = (unsigned short) 0 * 256;
ccells[i].green = (unsigned short) 0 * 256;
ccells[i].blue = (unsigned short) 0 * 256;
ccells[i].flags = DoRed | DoGreen | DoBlue;
}
int nold(0), nnew(0), npts(0);
Real delr, delg, delb;
Real rtmp, gtmp, btmp;
const Real rZero(0.0), rOne(1.0);
//int ncolor(3);
//int nptsc[] = { 125, 125 };
//Real ccRed[] = { 0.2, 1.0, 1.0 };
//Real ccGreen[] = { 0.5, 0.0, 1.0 };
//Real ccBlue[] = { 1.0, 0.0, 0.0 };
//int ncolor(3);
//int nptsc[] = { 125, 125 };
//Real ccRed[] = { 1.0, 1.0, 0.2 };
//Real ccGreen[] = { 1.0, 0.0, 0.5 };
//Real ccBlue[] = { 0.0, 0.0, 1.0 };
int ncolor(3);
int nptsc[] = { 125, 130 };
Real ccRed[] = { 1.0, 0.8, 0.0 };
Real ccGreen[] = { 1.0, 0.0, 0.0 };
Real ccBlue[] = { 0.0, 0.0, 1.0 };
//int ncolor(13);
//int nptsc[] = { 31,13,22,22,22,13,13,22,22,22,0,48};
//Real ccRed[] = { 1.,1.,1.,1.,1.,.6,0.,0.,0.,0.,0.,.8,.4};
//Real ccGreen[] = { 1.,.6,0.,0.,0.,0.,0.,.6,1.,1.,1.,.8,.4};
//Real ccBlue[] = { 0.,0.,0.,.6,1.,1.,1.,1.,1.,.6,0.,.8,.4};
nnew = 0;
for(int nc(1); nc < ncolor; ++nc) {
npts = nptsc[nc-1];
nold = nnew;
nnew = nold + npts;
delr = ccRed[nc] - ccRed[nc-1];
delg = ccGreen[nc] - ccGreen[nc-1];
delb = ccBlue[nc] - ccBlue[nc-1];
if(npts > 0) {
for(int n(nold); n < nnew; ++n) {
rtmp = ccRed[nc-1] + delr * (n-nold+1) / (nnew-nold+1);
gtmp = ccGreen[nc-1] + delg * (n-nold+1) / (nnew-nold+1);
btmp = ccBlue[nc-1] + delb * (n-nold+1) / (nnew-nold+1);
rtmp = min(max(rtmp,rZero),rOne);
gtmp = min(max(gtmp,rZero),rOne);
btmp = min(max(btmp,rZero),rOne);
ccells[n].red = (unsigned short) (rtmp * 256);
ccells[n].green = (unsigned short) (gtmp * 256);
ccells[n].blue = (unsigned short) (btmp * 256);
} // 200
}
} // 300
cout << "******* nnew = " << nnew << endl;
// set low value to black
//ccells[paletteStart].red = 0;
//ccells[paletteStart].green = 0;
//ccells[paletteStart].blue = 0;
ccells[bodyIndex].red = (unsigned short) 0;
ccells[bodyIndex].green = (unsigned short) 0;
ccells[bodyIndex].blue = (unsigned short) 0;
ccells[blackIndex].red = (unsigned short) 0;
ccells[blackIndex].green = (unsigned short) 0;
ccells[blackIndex].blue = (unsigned short) 0;
ccells[whiteIndex].red = (unsigned short) 65535;
ccells[whiteIndex].green = (unsigned short) 65535;
ccells[whiteIndex].blue = (unsigned short) 65535;
paletteType = AV_PAL_ALPHA;
transferArray.resize(iSeqPalSize);
for(int j(0); j < iSeqPalSize; ++j) {
int ij(std::min(static_cast<unsigned long> (j + paletteStart), ccells.size() - 1));
indexArray[j] = j;
rbuff[j] = (char) ccells[ij].red;
gbuff[j] = (char) ccells[ij].green;
bbuff[j] = (char) ccells[ij].blue;
abuff[j] = static_cast<unsigned char> (100.0 *
((float) j / (float) (iSeqPalSize - 1)));
}
rbuff[bodyIndex] = 0;
gbuff[bodyIndex] = 0;
bbuff[bodyIndex] = 0;
rbuff[blackIndex] = 0;
gbuff[blackIndex] = 0;
bbuff[blackIndex] = 0;
rbuff[whiteIndex] = 255;
gbuff[whiteIndex] = 255;
bbuff[whiteIndex] = 255;
}
// =====================================
#endif
rbuff[bodyIndex] = 0;
gbuff[bodyIndex] = 0;
bbuff[bodyIndex] = 0;
rbuff[blackIndex] = 0;
gbuff[blackIndex] = 0;
bbuff[blackIndex] = 0;
rbuff[whiteIndex] = 255;
gbuff[whiteIndex] = 255;
bbuff[whiteIndex] = 255;
if(AVGlobals::LowBlack()) { // set low value to black
rbuff[paletteStart] = 0;
gbuff[paletteStart] = 0;
bbuff[paletteStart] = 0;
}
pixelCache.resize(iSeqPalSize);
pixelCacheDim.resize(iSeqPalSize);
Real dimValue(0.4);
if(bTrueColor) {
for(i = 0; i < iSeqPalSize; ++i) {
pixelCache[i] = make_pixel(rbuff[i], gbuff[i], bbuff[i], bprgb, rs, gs, bs);
pixelCacheDim[i] = make_pixel(static_cast<unsigned char>(rbuff[i] * dimValue),
static_cast<unsigned char>(gbuff[i] * dimValue),
static_cast<unsigned char>(bbuff[i] * dimValue),
bprgb, rs, gs, bs);
}
} else {
for(i = 0; i < iSeqPalSize; ++i) {
pixelCache[i] = Pixel(i);
pixelCacheDim[i] = Pixel(i * dimValue);
}
}
for(i = 0; i < totalColorSlots; ++i) {
if(bTrueColor) {
ccells[i].pixel = make_pixel(rbuff[i], gbuff[i], bbuff[i], bprgb, rs, gs, bs);
} else {
ccells[i].pixel = i;
}
mcells[ccells[i].pixel] = ccells[i];
ccells[i].red = (unsigned short) rbuff[i] * 256;
ccells[i].green = (unsigned short) gbuff[i] * 256;
ccells[i].blue = (unsigned short) bbuff[i] * 256;
ccells[i].flags = DoRed | DoGreen | DoBlue;
}
// set Transfer function here
transferArray.resize(iSeqPalSize);
if(paletteType == AV_PAL_NON_ALPHA) {
for(int j(0); j < iSeqPalSize; ++j) {
indexArray[j] = j;
transferArray[j] = (float) j / (float) (iSeqPalSize-1);
}
} else if(paletteType == AV_PAL_ALPHA) {
for(int j(0); j < iSeqPalSize; ++j) {
indexArray[j] = j;
int tmp = (unsigned short) abuff[j];
transferArray[j] = (float) tmp / (float) 100.0;
}
}
if(bRedraw) {
RedrawPalette();
}
return(1);
} // end ReadSeqPalette()
// -------------------------------------------------------------------
XImage *Palette::GetPictureXImage() {
return (XGetImage(gaPtr->PDisplay(), palPixmap, 0, 0, totalPalWidth,
totalPalHeight, AllPlanes, ZPixmap));
}
// -------------------------------------------------------------------
int Palette::BodyIndex() const {
return bodyIndex;
}
// -------------------------------------------------------------------
Pixel Palette::AVBlackPixel() const {
if(gaPtr->IsTrueColor()) {
return BlackPixel(gaPtr->PDisplay(), gaPtr->PScreenNumber());
} else {
return blackIndex;
}
}
// -------------------------------------------------------------------
Pixel Palette::AVWhitePixel() const {
if(gaPtr->IsTrueColor()) {
return WhitePixel(gaPtr->PDisplay(), gaPtr->PScreenNumber());
} else {
return whiteIndex;
}
}
// -------------------------------------------------------------------
unsigned int Palette::SafePaletteIndex(unsigned int atlevel, int mlev) const
{
// return a number in [PaletteStart(), PaletteEnd()]
float flev(atlevel), fmlev(mlev), fcs(colorSlots - 10);
fcs = fcs * ((fmlev - flev) / fmlev);
unsigned int cslots((int)(fcs));
cslots = colorSlots - cslots - 1;
unsigned int indexRet(paletteStart + cslots);
unsigned int pSt(PaletteStart()), pEnd(PaletteEnd());
indexRet = std::max(pSt, std::min(indexRet, pEnd));
return indexRet;
}
// -------------------------------------------------------------------
Pixel Palette::pixelate(int i) const {
if(i < 0) {
return AVBlackPixel();
} else if( i > (totalColorSlots - 1) ) {
return AVWhitePixel();
} else {
return ccells[i].pixel;
}
}
// -------------------------------------------------------------------
/*
Pixel Palette::makePixel(unsigned char ind) const {
if(gaPtr->IsTrueColor()) {
assert( gaPtr->PBitsPerRGB() <= 8 );
Pixel r = rbuff[ind] >> (8 - gaPtr->PBitsPerRGB());
Pixel g = gbuff[ind] >> (8 - gaPtr->PBitsPerRGB());
Pixel b = bbuff[ind] >> (8 - gaPtr->PBitsPerRGB());
return(( r << gaPtr->PRedShift())
| (g << gaPtr->PGreenShift())
| (b << gaPtr->PBlueShift()));
} else {
return Pixel(ind);
}
}
*/
// -------------------------------------------------------------------
void Palette::unpixelate(Pixel index, unsigned char &r,
unsigned char &g, unsigned char &b) const
{
if(gaPtr->IsTrueColor()) {
//#define AV_UNPIXV1
#ifdef AV_UNPIXV1
map<Pixel, XColor>::const_iterator mi = mcells.find(index);
if(mi != mcells.end()) {
r = mi->second.red >> 8;
g = mi->second.green >> 8;
b = mi->second.blue >> 8;
return;
}
r = (index&gaPtr->PRedMask()) >> gaPtr->PRedShift();
g = (index&gaPtr->PGreenMask()) >> gaPtr->PGreenShift();
b = (index&gaPtr->PBlueMask()) >> gaPtr->PBlueShift();
#else
//cout << "bad index = " << index << endl;
r = (index&gaPtr->PRedMask()) >> gaPtr->PRedShift();
g = (index&gaPtr->PGreenMask()) >> gaPtr->PGreenShift();
b = (index&gaPtr->PBlueMask()) >> gaPtr->PBlueShift();
#endif
} else {
int vIndex = std::max(0, std::min(static_cast<int> (index),
(totalColorSlots - 1)));
r = ccells[vIndex].red >> 8;
g = ccells[vIndex].green >> 8;
b = ccells[vIndex].blue >> 8;
}
}
// -------------------------------------------------------------------
void Palette::SetMPIFuncNames(const map<int, string> &mpifnames) {
for(std::map<int, string>::const_iterator it = mpifnames.begin();
it != mpifnames.end(); ++it)
{
mpiFuncNames.insert(*it);
}
}
// -------------------------------------------------------------------
void Palette::SetRegionNames(const map<int, string> ®names) {
for(std::map<int, string>::const_iterator it = regnames.begin();
it != regnames.end(); ++it)
{
regionNames.insert(*it);
}
}
// -------------------------------------------------------------------
// -------------------------------------------------------------------