void
drawHitherControl (void)
{
float xx,b,slope;
int hitherTop, hitherBot;
float b0x,b1x;
/* draw box indicating minimum and maximum distance of projection */
GSetForeground(trashGC,(float)hitherBoxColor,Xoption);
b0x = (pzMin - clipPlaneMin)/(clipPlaneMax-clipPlaneMin);
b0x = hitherMaxX - b0x*(hitherMaxX - hitherMinX); /* screen x */
b1x = (pzMax - clipPlaneMin)/(clipPlaneMax-clipPlaneMin);
b1x = hitherMaxX - b1x*(hitherMaxX - hitherMinX); /* screen x */
GDraw3DButtonOut(trashGC,volumeWindow,
(int)(b0x),frusY(hitherBoxTop),
(int)fabs(b1x-b0x),hitherBoxHeight,Xoption);
/* draw the hither plane */
GSetForeground(trashGC,(float)hitherColor,Xoption);
/* percentage x */
xx = ((viewData.clipPlane-clipPlaneMin)/(clipPlaneMax-clipPlaneMin));
xx = hitherMaxX - xx*(hitherMaxX - hitherMinX); /* screen x */
slope = ((float)frustrumY - frustrumMidY)/(frustrumX - frustrumVertex);
b = ((float)frustrumX*frustrumMidY - frustrumVertex*frustrumY) /
(frustrumX - frustrumVertex);
hitherTop = slope * xx + b + 0.5;
slope = (float)(frustrumBotY - frustrumMidY)/(frustrumX - frustrumVertex);
b = ((float)frustrumX*frustrumMidY - frustrumVertex*frustrumBotY) /
(frustrumX - frustrumVertex);
hitherBot = slope * xx + b + 0.5;
GDrawLine(trashGC,volumeWindow, frusX((int)xx),frusY(hitherTop),
frusX((int)xx),frusY(hitherBot),Xoption);
/* draw hither control box and bar */
GDraw3DButtonOut(trashGC,volumeWindow,
frusX(hitherWinX),frusY(hitherWinY+5),
hitherWidth,hitherHeight,Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(hitherMinX),frusY(hitherBarY+5),
frusX(hitherMaxX),frusY(hitherBarY+5),Xoption);
/* draw hither plane I/O pointer arrow */
GDrawLine(trashGC,volumeWindow,
frusX((int)xx),frusY(hitherBarY+2),
frusX((int)xx),frusY(hitherBarY+8),Xoption);
/* print string label */
GSetForeground(volumeGC,(float)hitherColor,Xoption);
GDrawString(volumeGC,volumeWindow,hitherMessX,hitherMessY,"Hither",6,Xoption);
}
void
drawSavePanel(void)
{
const char* s;
int i,strlength;
GSetForeground(saveGC,(float)saveButtonColor,Xoption);
for (i=saveButtonsStart; i<(saveButtonsEnd); i++) {
GDraw3DButtonOut(saveGC,saveWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
s = (control->buttonQueue[i]).text;
strlength = strlen(s);
GSetForeground(trashGC,
(float)monoColor((control->buttonQueue[i]).textColor),Xoption);
GDrawString(trashGC,saveWindow,
(control->buttonQueue[i]).buttonX +
centerX(processGC,s,strlength,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(processGC,(control->buttonQueue[i]).buttonHeight),
s,strlen(s),Xoption);
} /* for i in control->buttonQueue */
} /* drawSavePanel */
void
drawEyeControl (void)
{
float here;
int there;
GSetForeground(trashGC,(float)eyeColor,Xoption);
/* draw the eyeDistance box & slide bar */
GDraw3DButtonOut(trashGC,volumeWindow,
frusX(eyeWinX),frusY(eyeWinY+5),eyeWidth,eyeHeight,Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(eyeMinX),frusY(eyeBarY+5),frusX(eyeMaxX),frusY(eyeBarY+5),Xoption);
here = (viewData.eyeDistance - minEyeDistance) /
(maxEyeDistance - minEyeDistance);
here = pow((double)here,0.333333);
there = here * (eyeMaxX - eyeMinX) + eyeMinX; /* screen x */
GDrawLine(trashGC,volumeWindow,
frusX(there),frusY(eyeBarY+2),frusX(there),frusY(eyeBarY+8),Xoption);
/* draw the eye */
GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption);
GSetForeground(trashGC,(float)monoColor(52),Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(there),frusY(frustrumMidY-5),
frusX(there+8),frusY(frustrumMidY),Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(there+2),frusY(frustrumMidY+4),
frusX(there+8),frusY(frustrumMidY-1),Xoption);
GSetForeground(trashGC,(float)frustrumColor,Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(there+4),frusY(frustrumMidY-3),
frusX(there+2),frusY(frustrumMidY),Xoption);
GDrawLine(trashGC,volumeWindow,
frusX(there+4),frusY(frustrumMidY+2),
frusX(there+3),frusY(frustrumMidY),Xoption);
GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,Xoption);
/* draw string label */
GSetForeground(volumeGC,(float)eyeColor,Xoption);
GDrawString(volumeGC,volumeWindow,eyeDistMessX,eyeDistMessY,
"Eye Distance",strlen("eye distance"),Xoption);
}
void
drawLightingPanel(void)
{
char *s;
int i,strlength;
/* Draw border lines to separate the lighting window, potentiometers,
and button regions of the lightng subpanel. */
GSetForeground(trashGC,(float)foregroundColor,Xoption);
GSetLineAttributes(trashGC,3,LineSolid,CapButt,JoinMiter,Xoption);
GDrawLine(trashGC, lightingWindow, 0, potA, controlWidth, potA, Xoption);
GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption);
GDrawLine(trashGC, lightingWindow, 0, lightB, controlWidth, lightB, Xoption);
GDrawLine(trashGC, lightingWindow, 0, lightPotA, controlWidth,
lightPotA, Xoption);
GDrawLine(trashGC, lightingWindow, 0, lightPotB, controlWidth,
lightPotB, Xoption);
GDrawLine(trashGC, lightingWindow, lightTransL, lightPotA,
lightTransL, lightPotB, Xoption);
writeControlTitle(lightingWindow);
s = "Lighting Control Panel";
strlength = strlen(s);
GSetForeground(anotherGC,(float)lightingTitleColor,Xoption);
GDrawString(anotherGC, lightingWindow,
centerX(anotherGC, s, strlength, controlWidth),
lightB+18, s, strlength, Xoption);
for (i=lightingButtonsStart; i<(lightingButtonsEnd); i++) {
switch (i) {
case lightMove:
GSetForeground(lightingGC,(float)lightingButtonColor,Xoption);
GDraw3DButtonOut(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY +
2*(control->buttonQueue[i]).yHalf,Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,
(control->buttonQueue[i]).buttonX +
2*(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,Xoption);
break;
case lightMoveXY:
GSetForeground(lightingGC,(float)lightingButtonColor,Xoption);
GDraw3DButtonOut(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY +
2*(control->buttonQueue[i]).yHalf,Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,
(control->buttonQueue[i]).buttonX +
2*(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,Xoption);
break;
case lightMoveZ:
GSetForeground(lightingGC,(float)lightingButtonColor,Xoption);
GDraw3DButtonOut(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf,
(control->buttonQueue[i]).buttonY +
2*(control->buttonQueue[i]).yHalf,Xoption);
GDrawLine(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf -
(control->buttonQueue[i]).xHalf/2,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).xHalf +
(control->buttonQueue[i]).xHalf/2,
(control->buttonQueue[i]).buttonY +
(control->buttonQueue[i]).yHalf,Xoption);
break;
case lightTranslucent:
drawLightTransArrow();
break;
default:
GDraw3DButtonOut(lightingGC,lightingWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
s = (control->buttonQueue[i]).text;
strlength = strlen(s);
GSetForeground(trashGC,
(float)monoColor((control->buttonQueue[i]).textColor),Xoption);
GDrawString(trashGC, lightingWindow,
(control->buttonQueue[i]).buttonX +
centerX(processGC,s,strlength,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(processGC,(control->buttonQueue[i]).buttonHeight),
s,strlen(s),Xoption);
} /* switch */
} /* for i in control->buttonQueue */
GSetForeground(lightingGC,(float)monoColor(labelColor),Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightMoveXY].buttonX +
control->buttonQueue[lightMoveXY].buttonWidth + 3,
control->buttonQueue[lightMoveXY].buttonY +
control->buttonQueue[lightMoveXY].yHalf,
"x",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightMoveXY].buttonX +
control->buttonQueue[lightMoveXY].xHalf - 2,
control->buttonQueue[lightMoveXY].buttonY - 4,
"y",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightMoveZ].buttonX +
control->buttonQueue[lightMoveZ].xHalf - 2,
control->buttonQueue[lightMoveZ].buttonY - 4,
"z",1,Xoption);
/** Draw the title for the intensity potentiometer. */
GSetForeground(lightingGC,(float)lightingTransColor,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY,
"I",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight,
"n",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*2,
"t",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*3,
"e",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*4,
"n",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*5,
"s",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*6,
"i",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*7,
"t",1,Xoption);
GDrawString(lightingGC,lightingWindow,
control->buttonQueue[lightTranslucent].buttonX +
control->buttonQueue[lightTranslucent].buttonWidth + 3,
control->buttonQueue[lightTranslucent].buttonY +
lightFontHeight*8,
"y",1,Xoption);
drawLightingAxes();
drawLightTransArrow();
} /* drawLightingPanel */
void
drawVolumePanel (void)
{
int i,strlength;
/* Draw some lines for volume panel. */
GSetForeground(trashGC,(float)foregroundColor,Xoption);
GSetLineAttributes(trashGC,3,LineSolid,CapButt,JoinMiter,Xoption);
GDrawLine(trashGC, volumeWindow, 0, potA, controlWidth, potA, Xoption);
GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption);
GDrawLine(trashGC, volumeWindow, 0, volumeTitleA, controlWidth,
volumeTitleA, Xoption);
GDrawLine(trashGC, volumeWindow, 0, volumeTitleB, controlWidth,
volumeTitleB, Xoption);
writeControlTitle(volumeWindow);
s = "Viewing Volume Panel";
strlength = strlen(s);
GSetForeground(anotherGC,(float)volumeTitleColor,Xoption);
GDrawString(anotherGC,volumeWindow,
centerX(anotherGC,s,strlength,controlWidth),
volumeTitleA+18,s,strlength,Xoption);
GSetForeground(anotherGC,(float)monoColor(toggleColor),Xoption);
GDrawString(anotherGC,volumeWindow,
control->buttonQueue[perspectiveBut].buttonX + 4,
control->buttonQueue[perspectiveBut].buttonY - 17,
"Settings", 8, Xoption);
GSetForeground(trashGC,(float)monoColor(toggleColor),Xoption);
GDraw3DButtonOut(trashGC,volumeWindow,
control->buttonQueue[perspectiveBut].buttonX - 7,
control->buttonQueue[perspectiveBut].buttonY - 36,
100,100,Xoption);
for (i=0; i<strlen(clipMess); i++)
GDrawString(trashGC,volumeWindow,clipMessX,clipMessY + i*clipMessDy,
&(clipMess[i]),1,Xoption);
for (i=0; i<strlen(eyeMess1); i++)
GDrawString(trashGC,volumeWindow,eyeMess1X,eyeMess1Y + i*eyeMess1Dy,
&(eyeMess1[i]),1,Xoption);
for (i=0; i<strlen(eyeMess2); i++)
GDrawString(trashGC,volumeWindow,eyeMess2X,eyeMess2Y + i*eyeMess2Dy,
&(eyeMess2[i]),1,Xoption);
GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,Xoption);
GSetForeground(trashGC,(float)volumeButtonColor,Xoption);
for (i=volumeButtonsStart; i<(volumeButtonsEnd); i++) {
GSetForeground(trashGC,
(float)monoColor((control->buttonQueue[i]).textColor),Xoption);
switch (i) {
case perspectiveBut:
case clipRegionBut:
case clipSurfaceBut:
GSetForeground(volumeGC,(float)monoColor(toggleColor),Xoption);
GDraw3DButtonOut(volumeGC,volumeWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
GSetForeground(volumeGC,
(float)monoColor((control->buttonQueue[i]).textColor),Xoption);
GDrawString(volumeGC,volumeWindow,
(control->buttonQueue[i]).buttonX +
(control->buttonQueue[i]).buttonWidth + 4,
(control->buttonQueue[i]).buttonY +
centerY(volumeGC,(control->buttonQueue[i]).buttonHeight),
(control->buttonQueue[i]).text,
strlen(control->buttonQueue[i].text),Xoption);
if (i==perspectiveBut && viewData.perspective)
GDrawString(volumeGC,volumeWindow,
(control->buttonQueue[i]).buttonX +
centerX(volumeGC,"x",1,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(volumeGC,(control->buttonQueue[i]).buttonHeight),
"x",1,Xoption);
else if (i==clipRegionBut && viewData.clipbox)
GDrawString(volumeGC,volumeWindow,
(control->buttonQueue[i]).buttonX +
centerX(volumeGC,"x",1,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(volumeGC,(control->buttonQueue[i]).buttonHeight),
"x",1,Xoption);
else if (i==clipSurfaceBut && viewData.clipStuff)
GDrawString(volumeGC,volumeWindow,
(control->buttonQueue[i]).buttonX +
centerX(volumeGC,"x",1,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(volumeGC,(control->buttonQueue[i]).buttonHeight),
"x",1,Xoption);
break;
case clipXBut:
drawClipXBut();
break;
case clipYBut:
drawClipYBut();
break;
case clipZBut:
drawClipZBut();
break;
case frustrumBut:
break;
default:
GDraw3DButtonOut(trashGC,volumeWindow,
(control->buttonQueue[i]).buttonX,
(control->buttonQueue[i]).buttonY,
(control->buttonQueue[i]).buttonWidth,
(control->buttonQueue[i]).buttonHeight,Xoption);
s = (control->buttonQueue[i]).text;
strlength = strlen(s);
GSetForeground(trashGC,
(float)monoColor((control->buttonQueue[i]).textColor),Xoption);
GDrawString(trashGC,volumeWindow,
(control->buttonQueue[i]).buttonX +
centerX(processGC,s,strlength,
(control->buttonQueue[i]).buttonWidth),
(control->buttonQueue[i]).buttonY +
centerY(processGC,(control->buttonQueue[i]).buttonHeight),
s,strlen(s),Xoption);
} /* switch */
} /* for i in volumeButtons */
drawFrustrum();
drawClipVolume(); /*** put in header ***/
drawClipXBut();
drawClipYBut();
drawClipZBut();
} /* drawVolumePanel() */