1 // ===============================================
2 // Generates radar map images for use in the HUD
3 // ===============================================
5 float FullTraceFraction(vector a, vector mi, vector ma, vector b)
18 while(vlen(c - b) > 1)
22 tracebox(c, mi, ma, b, MOVE_WORLDONLY, world);
27 black += vlen(trace_endpos - c);
31 n += tracebox_inverted(c, mi, ma, b, MOVE_WORLDONLY, world);
33 white += vlen(trace_endpos - c);
38 dprint("HOLY SHIT! FullTraceFraction: ", ftos(n), " total traces, ", ftos(m), " iterations\n");
40 return white / (black + white);
42 float RadarMapAtPoint_Trace(float x, float y, float w, float h, float zmin, float zsize, float q)
47 ma = '1 0 0' * w + '0 1 0' * h;
48 a = '1 0 0' * x + '0 1 0' * y + '0 0 1' * zmin;
49 b = '1 0 0' * x + '0 1 0' * y + '0 0 1' * (zsize + zmin);
51 return FullTraceFraction(a, mi, ma, b);
53 float RadarMapAtPoint_LineBlock(float x, float y, float w, float h, float zmin, float zsize, float q)
60 // 256q-1 is the ideal sample count to map equal amount of sample values to one pixel value
63 dz = (zsize / q) * '0 0 1';
64 ma = '1 0 0' * w + '0 1 0' * h + dz;
65 o = '1 0 0' * x + '0 1 0' * y + '0 0 1' * zmin;
67 if(x < world.absmin_x - w)
69 if(y < world.absmin_y - h)
71 if(x > world.absmax_x)
73 if(y > world.absmax_y)
77 for(i = 0; i < q; ++i)
80 v1 = v2 = o + dz * i + mi;
81 v1_x += random() * (ma_x - mi_x);
82 v1_y += random() * (ma_y - mi_y);
83 v1_z += random() * (ma_z - mi_z);
84 v2_x += random() * (ma_x - mi_x);
85 v2_y += random() * (ma_y - mi_y);
86 v2_z += random() * (ma_z - mi_z);
87 traceline(v1, v2, MOVE_WORLDONLY, world);
88 if(trace_startsolid || trace_fraction < 1)
93 float RadarMapAtPoint_Block(float x, float y, float w, float h, float zmin, float zsize, float q)
100 // 256q-1 is the ideal sample count to map equal amount of sample values to one pixel value
103 dz = (zsize / q) * '0 0 1';
104 ma = '1 0 0' * w + '0 1 0' * h + dz;
105 o = '1 0 0' * x + '0 1 0' * y + '0 0 1' * zmin;
107 if(x < world.absmin_x - w)
109 if(y < world.absmin_y - h)
111 if(x > world.absmax_x)
113 if(y > world.absmax_y)
117 for(i = 0; i < q; ++i)
119 tracebox(o + dz * i, mi, ma, o + dz * i, MOVE_WORLDONLY, world);
125 float RadarMapAtPoint_Sample(float x, float y, float w, float h, float zmin, float zsize, float q)
129 q *= 4; // choose q so it matches the regular algorithm in speed
132 // 256q-1 is the ideal sample count to map equal amount of sample values to one pixel value
135 ma = '1 0 0' * w + '0 1 0' * h;
136 a = '1 0 0' * x + '0 1 0' * y + '0 0 1' * zmin;
137 b = '1 0 0' * w + '0 1 0' * h + '0 0 1' * zsize;
142 for(i = 0; i < q; ++i)
145 v_x = a_x + random() * b_x;
146 v_y = a_y + random() * b_y;
147 v_z = a_z + random() * b_z;
148 traceline(v, v, MOVE_WORLDONLY, world);
155 void sharpen_set(float x, float v)
157 sharpen_buffer[x + 2 * RADAR_WIDTH_MAX] = v;
159 float sharpen_getpixel(float x, float y)
163 if(x >= RADAR_WIDTH_MAX)
169 return sharpen_buffer[x + y * RADAR_WIDTH_MAX];
171 float sharpen_get(float x, float a)
174 sum = sharpen_getpixel(x, 1);
178 sum -= sharpen_getpixel(x - 1, 0);
179 sum -= sharpen_getpixel(x - 1, 1);
180 sum -= sharpen_getpixel(x - 1, 2);
181 sum -= sharpen_getpixel(x + 1, 0);
182 sum -= sharpen_getpixel(x + 1, 1);
183 sum -= sharpen_getpixel(x + 1, 2);
184 sum -= sharpen_getpixel(x, 0);
185 sum -= sharpen_getpixel(x, 2);
186 return bound(0, sum * a, 1);
188 void sharpen_shift(float w)
191 for(i = 0; i < w; ++i)
193 sharpen_buffer[i] = sharpen_buffer[i + RADAR_WIDTH_MAX];
194 sharpen_buffer[i + RADAR_WIDTH_MAX] = sharpen_buffer[i + 2 * RADAR_WIDTH_MAX];
195 sharpen_buffer[i + 2 * RADAR_WIDTH_MAX] = 0;
198 void sharpen_init(float w)
201 for(i = 0; i < w; ++i)
203 sharpen_buffer[i] = 0;
204 sharpen_buffer[i + RADAR_WIDTH_MAX] = 0;
205 sharpen_buffer[i + 2 * RADAR_WIDTH_MAX] = 0;
210 if(radarmapper.count & 4)
214 else if(radarmapper.count & 2)
216 localcmd(strcat("defer 1 \"sv_cmd radarmap --flags ", ftos(radarmapper.count), strcat(" --res ", ftos(radarmapper.size_x), " ", ftos(radarmapper.size_y), " --sharpen ", ftos(radarmapper.ltime), " --qual ", ftos(radarmapper.size_z)), "\"\n"));
222 void RadarMap_Think()
226 // size: pixel width/height
227 // maxs: cell width/height
236 get_mi_min_max_texcoords(1);
237 self.mins = mi_picmin;
238 self.maxs_x = (mi_picmax_x - mi_picmin_x) / self.size_x;
239 self.maxs_y = (mi_picmax_y - mi_picmin_y) / self.size_y;
240 self.maxs_z = mi_max_z - mi_min_z;
241 print("Picture mins/maxs: ", ftos(self.maxs_x), " and ", ftos(self.maxs_y), " should match\n");
242 self.netname = strzone(strcat("gfx/", mi_shortname, "_radar.xpm"));
243 if(!(self.count & 1))
245 self.cnt = fopen(self.netname, FILE_READ);
247 self.cnt = fopen(strcat("gfx/", mi_shortname, "_radar.tga"), FILE_READ);
249 self.cnt = fopen(strcat("gfx/", mi_shortname, "_radar.png"), FILE_READ);
251 self.cnt = fopen(strcat("gfx/", mi_shortname, "_radar.jpg"), FILE_READ);
253 self.cnt = fopen(strcat("gfx/", mi_shortname, "_mini.tga"), FILE_READ);
255 self.cnt = fopen(strcat("gfx/", mi_shortname, "_mini.png"), FILE_READ);
257 self.cnt = fopen(strcat("gfx/", mi_shortname, "_mini.jpg"), FILE_READ);
262 print(self.netname, " already exists, aborting (you may want to specify --force)\n");
267 self.cnt = fopen(self.netname, FILE_WRITE);
270 print("Error writing ", self.netname, "\n");
275 print("Writing to ", self.netname, "...\n");
276 fputs(self.cnt, "/* XPM */\n");
277 fputs(self.cnt, "static char *RadarMap[] = {\n");
278 fputs(self.cnt, "/* columns rows colors chars-per-pixel */\n");
279 fputs(self.cnt, strcat("\"", ftos(self.size_x), " ", ftos(self.size_y), " 256 2\",\n"));
280 for(i = 0; i < 256; ++i)
282 si = substring(doublehex, i*2, 2);
283 fputs(self.cnt, strcat("\"", si, " c #", si, si, si, "\",\n"));
286 self.nextthink = time;
287 sharpen_init(self.size_x);
289 else if(self.frame <= self.size_y)
291 // fill the sharpen buffer with this line
292 sharpen_shift(self.size_x);
299 for(x = 0; x < self.size_x; ++x)
301 l = RadarMapAtPoint_Block(self.mins_x + x * self.maxs_x, self.mins_y + (self.size_y - self.frame) * self.maxs_y, self.maxs_x, self.maxs_y, self.mins_z, self.maxs_z, self.size_z);
306 for(x = 0; x < self.size_x; ++x)
308 l = RadarMapAtPoint_Trace(self.mins_x + x * self.maxs_x, self.mins_y + (self.size_y - self.frame) * self.maxs_y, self.maxs_x, self.maxs_y, self.mins_z, self.maxs_z, self.size_z);
313 for(x = 0; x < self.size_x; ++x)
315 l = RadarMapAtPoint_Sample(self.mins_x + x * self.maxs_x, self.mins_y + (self.size_y - self.frame) * self.maxs_y, self.maxs_x, self.maxs_y, self.mins_z, self.maxs_z, self.size_z);
320 for(x = 0; x < self.size_x; ++x)
322 l = RadarMapAtPoint_LineBlock(self.mins_x + x * self.maxs_x, self.mins_y + (self.size_y - self.frame) * self.maxs_y, self.maxs_x, self.maxs_y, self.mins_z, self.maxs_z, self.size_z);
328 // do we have enough lines?
331 // write a pixel line
332 fputs(self.cnt, "\"");
333 for(x = 0; x < self.size_x; ++x)
335 l = sharpen_get(x, self.ltime);
336 fputs(self.cnt, substring(doublehex, 2 * floor(l * 256.0), 2));
338 if(self.frame == self.size_y)
339 fputs(self.cnt, "\"\n");
342 fputs(self.cnt, "\",\n");
343 print(ftos(self.size_y - self.frame), " lines left\n");
347 // is this the last line? then write back the missing line
348 if(self.frame == self.size_y)
350 sharpen_shift(self.size_x);
351 // write a pixel line
352 fputs(self.cnt, "\"");
353 for(x = 0; x < self.size_x; ++x)
355 l = sharpen_get(x, self.ltime);
356 fputs(self.cnt, substring(doublehex, 2 * floor(l * 256.0), 2));
358 if(self.frame == self.size_y)
359 fputs(self.cnt, "\"\n");
362 fputs(self.cnt, "\",\n");
363 print(ftos(self.size_y - self.frame), " lines left\n");
368 self.nextthink = time;
373 fputs(self.cnt, "};\n");
375 print("Finished. Please edit data/", self.netname, " with an image editing application and place it in the TGA format in the gfx folder.\n");
380 float RadarMap_Make(float argc)
386 radarmapper = spawn();
387 radarmapper.classname = "radarmapper";
388 radarmapper.think = RadarMap_Think;
389 radarmapper.nextthink = time;
390 radarmapper.count = 8; // default to the --trace method, as it is faster now
391 radarmapper.ltime = 1;
392 radarmapper.size = '512 512 1';
393 for(i = 1; i < argc; ++i)
397 case "--force": { radarmapper.count |= 1; break; }
398 case "--loop": { radarmapper.count |= 2; break; }
399 case "--quit": { radarmapper.count |= 4; break; }
400 case "--block": { radarmapper.count &~= 24; break; }
401 case "--trace": { radarmapper.count &~= 24; radarmapper.count |= 8; break; }
402 case "--sample": { radarmapper.count &~= 24; radarmapper.count |= 16; break; }
403 case "--lineblock": { radarmapper.count |= 24; break; }
404 case "--flags": { ++i; radarmapper.count = stof(argv(i)); break; } // for the recursive call
405 case "--sharpen": { ++i; radarmapper.ltime = stof(argv(i)); break; } // for the recursive call
406 case "--res": // minor alias
407 case "--resolution": { ++i; radarmapper.size_x = stof(argv(i)); ++i; radarmapper.size_y = stof(argv(i)); break; }
408 case "--qual": // minor alias
409 case "--quality": { ++i; radarmapper.size_z = stof(argv(i)); break; }
419 if(radarmapper) // after doing the arguments, see if we successfully went forward.
421 print("Radarmap entity spawned.\n");
422 return TRUE; // if so, don't print usage.