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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
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11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
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17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
>> 27 // $Id: G4RTXScanner.cc,v 1.5 2007/05/22 17:10:42 allison Exp $
>> 28 // GEANT4 tag $Name: geant4-09-00 $
27 // 29 //
28 // 30 //
29 31
>> 32 #ifdef G4VIS_BUILD_RAYTRACERX_DRIVER
>> 33
30 #include "G4RTXScanner.hh" 34 #include "G4RTXScanner.hh"
31 35
32 #include "G4TheRayTracer.hh" 36 #include "G4TheRayTracer.hh"
33 #include "G4RayTracerXViewer.hh" 37 #include "G4RayTracerXViewer.hh"
34 #include "G4ViewParameters.hh" 38 #include "G4ViewParameters.hh"
35 #include <X11/Xlib.h> 39 #include <X11/Xlib.h>
36 #include <X11/Xutil.h> 40 #include <X11/Xutil.h>
37 #include <X11/Xatom.h> 41 #include <X11/Xatom.h>
38 42
39 #define G4warn G4cout <<
40 <<
41 extern "C" { 43 extern "C" {
42 Bool G4RayTracerXScannerWaitForNotify (Displ 44 Bool G4RayTracerXScannerWaitForNotify (Display*, XEvent* e, char* arg) {
43 return (e->type == MapNotify) && (e->xmap. 45 return (e->type == MapNotify) && (e->xmap.window == (Window) arg);
44 } 46 }
45 } 47 }
46 48
47 G4RTXScanner::G4RTXScanner(): 49 G4RTXScanner::G4RTXScanner():
48 G4VRTScanner(), theNRow(0), theNColumn(0), t << 50 theNRow(0), theNColumn(0), theIRow(0), theIColumn(0)
49 ,theIRow(0), theIColumn(0) <<
50 ,display(0), win(0), scmap(0) <<
51 { 51 {
52 theGSName = "RayTracerX"; 52 theGSName = "RayTracerX";
53 theGSNickname = "RayTracerX"; 53 theGSNickname = "RayTracerX";
54 } 54 }
55 55
56 G4RTXScanner::~G4RTXScanner() {} <<
57 <<
58 const G4String& G4RTXScanner::GetGSName() cons 56 const G4String& G4RTXScanner::GetGSName() const
59 {return theGSName;} 57 {return theGSName;}
60 58
61 const G4String& G4RTXScanner::GetGSNickname() 59 const G4String& G4RTXScanner::GetGSNickname() const
62 {return theGSNickname;} 60 {return theGSNickname;}
63 61
64 void G4RTXScanner::Initialize(G4int nRow, G4in 62 void G4RTXScanner::Initialize(G4int nRow, G4int nColumn) {
65 theNRow = nRow; 63 theNRow = nRow;
66 theNColumn = nColumn; 64 theNColumn = nColumn;
67 G4int nMax = std::max (nRow, nColumn); 65 G4int nMax = std::max (nRow, nColumn);
68 theStep = 1; 66 theStep = 1;
69 if (nMax > 3) { 67 if (nMax > 3) {
70 for (;;) { 68 for (;;) {
71 theStep *= 3; 69 theStep *= 3;
72 if (theStep > nMax) break; 70 if (theStep > nMax) break;
73 } 71 }
74 } 72 }
75 theIRow = theStep / 2; 73 theIRow = theStep / 2;
76 theIColumn = theStep / 2 - theStep; 74 theIColumn = theStep / 2 - theStep;
77 } 75 }
78 76
79 G4bool G4RTXScanner::Coords(G4int& iRow, G4int 77 G4bool G4RTXScanner::Coords(G4int& iRow, G4int& iColumn)
80 { 78 {
81 // Increment column... 79 // Increment column...
82 theIColumn += theStep; 80 theIColumn += theStep;
83 81
84 // Skip coordinates covered in the previous 82 // Skip coordinates covered in the previous scan...
85 if ((theIColumn + (3 * theStep) / 2 + 1)%(3 83 if ((theIColumn + (3 * theStep) / 2 + 1)%(3 * theStep) == 0 &&
86 (theIRow + (3 * theStep) / 2 + 1)%(3 * t 84 (theIRow + (3 * theStep) / 2 + 1)%(3 * theStep) == 0)
87 theIColumn += theStep; 85 theIColumn += theStep;
88 86
89 // If necessary, increment row... 87 // If necessary, increment row...
90 if (theIColumn >= theNColumn) { 88 if (theIColumn >= theNColumn) {
91 theIColumn = theStep / 2; 89 theIColumn = theStep / 2;
92 theIRow += theStep; 90 theIRow += theStep;
93 } 91 }
94 92
95 // Return if finished... 93 // Return if finished...
96 if (theIRow >= theNRow && theStep <= 1) retu 94 if (theIRow >= theNRow && theStep <= 1) return false;
97 95
98 // Start next scan if necessary... 96 // Start next scan if necessary...
99 if (theIRow >= theNRow) { 97 if (theIRow >= theNRow) {
100 theStep /= 3; 98 theStep /= 3;
101 theIRow = theStep / 2; 99 theIRow = theStep / 2;
102 theIColumn = theStep / 2; 100 theIColumn = theStep / 2;
103 } 101 }
104 102
105 // Return current row and column... 103 // Return current row and column...
106 iRow = theIRow; 104 iRow = theIRow;
107 iColumn = theIColumn; 105 iColumn = theIColumn;
108 return true; 106 return true;
109 } 107 }
110 108
111 G4bool G4RTXScanner::GetXWindow(const G4String 109 G4bool G4RTXScanner::GetXWindow(const G4String& name, G4ViewParameters& vp)
112 { 110 {
113 display = XOpenDisplay(0); // Use display d 111 display = XOpenDisplay(0); // Use display defined by DISPLAY environment.
114 if (!display) { 112 if (!display) {
115 G4warn << "G4RTXScanner::Initialize(): can << 113 G4cerr << "G4RTXScanner::Initialize(): cannot get display."
116 << G4endl; 114 << G4endl;
117 return false; 115 return false;
118 } 116 }
119 117
120 int screen_num = DefaultScreen(display); 118 int screen_num = DefaultScreen(display);
121 119
122 // Window size and position... 120 // Window size and position...
123 int xOffset = 0, yOffset = 0; 121 int xOffset = 0, yOffset = 0;
124 XSizeHints* size_hints = XAllocSizeHints(); <<
125 unsigned int width, height; 122 unsigned int width, height;
>> 123 XSizeHints* size_hints = XAllocSizeHints();
126 const G4String& XGeometryString = vp.GetXGeo 124 const G4String& XGeometryString = vp.GetXGeometryString();
127 if (!XGeometryString.empty()) { 125 if (!XGeometryString.empty()) {
128 G4int geometryResultMask = XParseGeometry 126 G4int geometryResultMask = XParseGeometry
129 ((char*)XGeometryString.c_str(), 127 ((char*)XGeometryString.c_str(),
130 &xOffset, &yOffset, &width, &height); 128 &xOffset, &yOffset, &width, &height);
131 if (geometryResultMask & (WidthValue | Hei 129 if (geometryResultMask & (WidthValue | HeightValue)) {
132 if (geometryResultMask & XValue) { 130 if (geometryResultMask & XValue) {
133 if (geometryResultMask & XNegative) { 131 if (geometryResultMask & XNegative) {
134 xOffset = DisplayWidth(display, screen_num 132 xOffset = DisplayWidth(display, screen_num) + xOffset - width;
135 } 133 }
136 size_hints->flags |= PPosition; 134 size_hints->flags |= PPosition;
137 size_hints->x = xOffset; 135 size_hints->x = xOffset;
138 } 136 }
139 if (geometryResultMask & YValue) { 137 if (geometryResultMask & YValue) {
140 if (geometryResultMask & YNegative) { 138 if (geometryResultMask & YNegative) {
141 yOffset = DisplayHeight(display, screen_nu 139 yOffset = DisplayHeight(display, screen_num) + yOffset - height;
142 } 140 }
143 size_hints->flags |= PPosition; 141 size_hints->flags |= PPosition;
144 size_hints->y = yOffset; 142 size_hints->y = yOffset;
145 } 143 }
146 } else { 144 } else {
147 G4warn << "ERROR: Geometry string \"" << 145 G4cout << "ERROR: Geometry string \""
148 << XGeometryString 146 << XGeometryString
149 << "\" invalid. Using \"600x600\"." 147 << "\" invalid. Using \"600x600\"."
150 << G4endl; 148 << G4endl;
151 width = 600; 149 width = 600;
152 height = 600; 150 height = 600;
153 } 151 }
154 } else { <<
155 G4warn << "ERROR: Geometry string \"" <<
156 << XGeometryString <<
157 << "\" is empty. Using \"600x600\"." <<
158 << G4endl; <<
159 width = 600; <<
160 height = 600; <<
161 } 152 }
162 size_hints->width = width; 153 size_hints->width = width;
163 size_hints->height = height; 154 size_hints->height = height;
164 size_hints->flags |= PSize; 155 size_hints->flags |= PSize;
165 156
166 win = XCreateSimpleWindow 157 win = XCreateSimpleWindow
167 (display, RootWindow(display, screen_num), 158 (display, RootWindow(display, screen_num),
168 xOffset, yOffset, width, height, 159 xOffset, yOffset, width, height,
169 0, // Bor 160 0, // Border width.
170 WhitePixel(display, screen_num), // Bor 161 WhitePixel(display, screen_num), // Border colour.
171 BlackPixel(display, screen_num)); // Bac 162 BlackPixel(display, screen_num)); // Background colour.
172 163
173 XGCValues values; 164 XGCValues values;
174 gc = XCreateGC(display, win, 0, &values); 165 gc = XCreateGC(display, win, 0, &values);
175 166
176 int nMaps; 167 int nMaps;
177 Status status = XGetRGBColormaps 168 Status status = XGetRGBColormaps
178 (display, RootWindow(display, screen_num), 169 (display, RootWindow(display, screen_num),
179 &scmap, &nMaps, XA_RGB_BEST_MAP); 170 &scmap, &nMaps, XA_RGB_BEST_MAP);
180 if (!status) { 171 if (!status) {
181 system("xstdcmap -best"); // ...and try a 172 system("xstdcmap -best"); // ...and try again...
182 status = XGetRGBColormaps << 173 Status status = XGetRGBColormaps
183 (display, RootWindow(display, screen_num 174 (display, RootWindow(display, screen_num),
184 &scmap, &nMaps, XA_RGB_BEST_MAP); 175 &scmap, &nMaps, XA_RGB_BEST_MAP);
185 if (!status) { 176 if (!status) {
186 G4warn << << 177 G4cerr <<
187 "G4RTXScanner::Initialize(): cannot get colo 178 "G4RTXScanner::Initialize(): cannot get color map."
188 "\n Perhaps your system does not support XA << 179 "\n Perhaps your system does not support RGB_BEST_MAP."
189 << G4endl; 180 << G4endl;
190 return false; 181 return false;
191 } 182 }
192 } 183 }
193 if (!scmap->colormap) { 184 if (!scmap->colormap) {
194 G4warn << "G4RTXScanner::Initialize(): col << 185 G4cerr << "G4RTXScanner::Initialize(): color map empty."
195 << G4endl; 186 << G4endl;
196 return false; 187 return false;
197 } 188 }
198 189
199 XWMHints* wm_hints = XAllocWMHints(); 190 XWMHints* wm_hints = XAllocWMHints();
200 XClassHint* class_hint = XAllocClassHint(); 191 XClassHint* class_hint = XAllocClassHint();
201 const char* window_name = name.c_str(); 192 const char* window_name = name.c_str();
202 XTextProperty windowName; 193 XTextProperty windowName;
203 XStringListToTextProperty((char**)&window_na 194 XStringListToTextProperty((char**)&window_name, 1, &windowName);
204 195
205 XSetWMProperties(display, win, &windowName, 196 XSetWMProperties(display, win, &windowName, &windowName,
206 0, 0, size_hints, wm_hints, class_hint) 197 0, 0, size_hints, wm_hints, class_hint);
207 198
208 XMapWindow(display, win); 199 XMapWindow(display, win);
209 200
210 // Wait for window to appear (wait for an "m 201 // Wait for window to appear (wait for an "map notify" event).
211 XSelectInput(display, win, StructureNotifyMa 202 XSelectInput(display, win, StructureNotifyMask);
212 XEvent event; 203 XEvent event;
213 XIfEvent (display, &event, G4RayTracerXScann 204 XIfEvent (display, &event, G4RayTracerXScannerWaitForNotify, (char*) win);
214 205
215 return true; 206 return true;
216 } 207 }
217 208
218 void G4RTXScanner::Draw 209 void G4RTXScanner::Draw
219 (unsigned char red, unsigned char green, unsig 210 (unsigned char red, unsigned char green, unsigned char blue)
220 // Draw coloured square at current position. 211 // Draw coloured square at current position.
221 { 212 {
222 unsigned long pixel_value = scmap->base_pixe 213 unsigned long pixel_value = scmap->base_pixel +
223 ((unsigned long) ((red * scmap->red_max) / 214 ((unsigned long) ((red * scmap->red_max) / 256.) * scmap->red_mult) +
224 ((unsigned long) ((green * scmap->green_ma 215 ((unsigned long) ((green * scmap->green_max) / 256.) * scmap->green_mult) +
225 ((unsigned long) ((blue * scmap->blue_max) 216 ((unsigned long) ((blue * scmap->blue_max) / 256.) * scmap->blue_mult);
226 XSetForeground(display, gc, pixel_value); 217 XSetForeground(display, gc, pixel_value);
227 218
228 if (theStep > 1) { 219 if (theStep > 1) {
229 XFillRectangle(display, win, gc, 220 XFillRectangle(display, win, gc,
230 theIColumn - theStep / 2, 221 theIColumn - theStep / 2,
231 theIRow - theStep / 2, 222 theIRow - theStep / 2,
232 theStep, theStep); 223 theStep, theStep);
233 } else { 224 } else {
234 XDrawPoint(display, win, gc, theIColumn, t 225 XDrawPoint(display, win, gc, theIColumn, theIRow);
235 } 226 }
236 227
237 XFlush(display); 228 XFlush(display);
238 } 229 }
>> 230
>> 231 #endif
239 232