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6a5fa4e0 MG |
1 | /* g_bigmap.c |
2 | * | |
3 | * Micropolis, Unix Version. This game was released for the Unix platform | |
4 | * in or about 1990 and has been modified for inclusion in the One Laptop | |
5 | * Per Child program. Copyright (C) 1989 - 2007 Electronic Arts Inc. If | |
6 | * you need assistance with this program, you may contact: | |
7 | * http://wiki.laptop.org/go/Micropolis or email micropolis@laptop.org. | |
8 | * | |
9 | * This program is free software: you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation, either version 3 of the License, or (at | |
12 | * your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, but | |
15 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. You should have received a | |
18 | * copy of the GNU General Public License along with this program. If | |
19 | * not, see <http://www.gnu.org/licenses/>. | |
20 | * | |
21 | * ADDITIONAL TERMS per GNU GPL Section 7 | |
22 | * | |
23 | * No trademark or publicity rights are granted. This license does NOT | |
24 | * give you any right, title or interest in the trademark SimCity or any | |
25 | * other Electronic Arts trademark. You may not distribute any | |
26 | * modification of this program using the trademark SimCity or claim any | |
27 | * affliation or association with Electronic Arts Inc. or its employees. | |
28 | * | |
29 | * Any propagation or conveyance of this program must include this | |
30 | * copyright notice and these terms. | |
31 | * | |
32 | * If you convey this program (or any modifications of it) and assume | |
33 | * contractual liability for the program to recipients of it, you agree | |
34 | * to indemnify Electronic Arts for any liability that those contractual | |
35 | * assumptions impose on Electronic Arts. | |
36 | * | |
37 | * You may not misrepresent the origins of this program; modified | |
38 | * versions of the program must be marked as such and not identified as | |
39 | * the original program. | |
40 | * | |
41 | * This disclaimer supplements the one included in the General Public | |
42 | * License. TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS | |
43 | * PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY | |
44 | * OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK. THE ENTIRE RISK OF | |
45 | * SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU. ELECTRONIC ARTS | |
46 | * DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES, | |
47 | * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY, | |
48 | * FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY | |
49 | * RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING, | |
50 | * USAGE, OR TRADE PRACTICE. ELECTRONIC ARTS DOES NOT WARRANT AGAINST | |
51 | * INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL | |
52 | * MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE | |
53 | * UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE | |
54 | * WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE | |
55 | * CORRECTED. NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR | |
56 | * ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY. SOME | |
57 | * JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED | |
58 | * WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A | |
59 | * CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY | |
60 | * NOT APPLY TO YOU. | |
61 | */ | |
62 | #include "sim.h" | |
63 | ||
64 | ||
65 | int dynamicFilter(int c, int r); | |
66 | int WireDrawBeegMapRect(SimView *view, short x, short y, short w, short h); | |
67 | ||
68 | drawBeegMaps() | |
69 | { | |
70 | sim_update_editors(); | |
71 | } | |
72 | ||
73 | ||
74 | MemDrawBeegMapRect(SimView *view, int x, int y, int w, int h) | |
75 | { | |
76 | int lineBytes = view->line_bytes; | |
77 | int pixelBytes = view->pixel_bytes; | |
78 | QUAD ii, mm; | |
79 | unsigned short *map; | |
80 | unsigned short tile; | |
81 | unsigned char blink = (flagBlink <= 0), *bt = view->bigtiles; | |
82 | short col, row; | |
83 | short **have, *ha; | |
84 | ||
85 | if (x < view->tile_x) { | |
86 | if ((w -= (view->tile_x - x)) <= 0) | |
87 | return; | |
88 | x = view->tile_x; | |
89 | } | |
90 | if (y < view->tile_y) { | |
91 | if ((h -= (view->tile_y - y)) <= 0) | |
92 | return; | |
93 | y = view->tile_y; | |
94 | } | |
95 | if ((x + w) > (view->tile_x + view->tile_width)) { | |
96 | if ((w -= ((x + w) - (view->tile_x + view->tile_width))) <= 0) | |
97 | return; | |
98 | } | |
99 | if ((y + h) > (view->tile_y + view->tile_height)) { | |
100 | if ((h -= ((y + h) - (view->tile_y + view->tile_height))) <= 0) | |
101 | return; | |
102 | } | |
103 | ||
104 | if (view->x->color) { | |
105 | register unsigned QUAD *image, *mem; | |
106 | ||
107 | image = (unsigned QUAD *)view->data; | |
108 | ii = ((lineBytes * h * 16) - 16) / sizeof(unsigned QUAD); | |
109 | map = (unsigned short *)&Map[x][y]; | |
110 | mm = WORLD_Y - h; | |
111 | have = view->tiles; | |
112 | ||
113 | /* | |
114 | * Huge Berserk Rebel Warthog | |
115 | */ | |
116 | ||
117 | for (col = 0; col < w; col++) { | |
118 | ha = &have[col][0]; | |
119 | image = (unsigned QUAD *)(view->data + (col * 16 * pixelBytes)); | |
120 | for (row = 0; row < h; row++, ha++) { | |
121 | tile = *(map++); | |
122 | if ((tile & LOMASK) >= TILE_COUNT) tile -= TILE_COUNT; | |
123 | ||
124 | /* Blink lightning bolt in unpowered zone center */ | |
125 | if (blink && (tile & ZONEBIT) && !(tile & PWRBIT)) { | |
126 | tile = LIGHTNINGBOLT; | |
127 | } else { | |
128 | tile &= LOMASK; | |
129 | } // if | |
130 | ||
131 | if ( | |
132 | (tile > 63) && | |
133 | (view->dynamic_filter != 0) && | |
134 | (dynamicFilter(col + x, row + y) == 0) | |
135 | ) { | |
136 | tile = 0; | |
137 | } // if | |
138 | ||
139 | /* XXX */ | |
140 | if (tile == *ha) { | |
141 | image = (unsigned QUAD *)(((unsigned char *)image) + | |
142 | (lineBytes * 16)); | |
143 | } else { | |
144 | *ha = tile; | |
145 | mem = (unsigned QUAD *)&(bt[tile * 256 * pixelBytes]); | |
146 | ||
147 | /* XXX: handle depth for big tiles */ | |
148 | #if 1 | |
149 | /* Very un-rolled loop. */ | |
150 | ||
151 | #define ROW1_8(n) \ | |
152 | image[0] = mem[0+n]; \ | |
153 | image[1] = mem[1+n]; \ | |
154 | image[2] = mem[2+n]; \ | |
155 | image[3] = mem[3+n]; \ | |
156 | image = (unsigned QUAD *)(((unsigned char *)image) + lineBytes); | |
157 | ||
158 | #define ROW2_8(n) ROW1_8(n) ROW1_8(n+4) | |
159 | #define ROW4_8(n) ROW2_8(n) ROW2_8(n+8) | |
160 | #define ROW8_8(n) ROW4_8(n) ROW4_8(n+16) | |
161 | #define ROW16_8() ROW8_8(0) ROW8_8(32) | |
162 | ||
163 | #define ROW1_16(n) \ | |
164 | memcpy((char *)image, (char *)mem + (2 * 16 * (n)), 2 * 16); \ | |
165 | image = (unsigned QUAD *)(((unsigned char *)image) + lineBytes); | |
166 | ||
167 | #define ROW2_16(n) ROW1_16(n) ROW1_16(n+1) | |
168 | #define ROW4_16(n) ROW2_16(n) ROW2_16(n+2) | |
169 | #define ROW8_16(n) ROW4_16(n) ROW4_16(n+4) | |
170 | #define ROW16_16() ROW8_16(0) ROW8_16(8) | |
171 | ||
e20a2581 MG |
172 | #define ROW1_32(n) \ |
173 | memcpy((char *)image, (char *)mem + (4 * 16 * (n)), 4 * 16); \ | |
174 | image = (unsigned QUAD *)(((unsigned char *)image) + lineBytes); | |
175 | ||
176 | #define ROW2_32(n) ROW1_32(n) ROW1_32(n+1) | |
177 | #define ROW4_32(n) ROW2_32(n) ROW2_32(n+2) | |
178 | #define ROW8_32(n) ROW4_32(n) ROW4_32(n+4) | |
179 | #define ROW16_32() ROW8_32(0) ROW8_32(8) | |
180 | ||
6a5fa4e0 MG |
181 | switch (view->x->depth) { |
182 | ||
183 | case 8: | |
184 | ROW16_8(); | |
185 | break; | |
186 | ||
187 | case 15: | |
188 | case 16: | |
189 | ROW16_16(); | |
190 | break; | |
191 | ||
192 | case 24: | |
193 | case 32: | |
e20a2581 | 194 | ROW16_32(); |
5ffb00a9 MG |
195 | break; |
196 | ||
6a5fa4e0 MG |
197 | default: |
198 | /* XXX: handle different depths */ | |
199 | break; | |
200 | ||
201 | } // switch | |
202 | ||
203 | #else | |
204 | /* Not so un-rolled loop. */ | |
205 | ||
206 | { int i; | |
207 | for (i = 16; i > 0; i--) { | |
208 | image[0] = mem[0]; image[1] = mem[1]; | |
209 | image[2] = mem[2]; image[3] = mem[3]; | |
210 | image = (unsigned QUAD *)(((unsigned char *)image) + lineBytes); | |
211 | mem += 4; | |
212 | } | |
213 | } // scope | |
214 | #endif | |
215 | ||
216 | } // if | |
217 | ||
218 | } // for row | |
219 | image -= ii; | |
220 | map += mm; | |
221 | } // for col | |
222 | } else { | |
223 | register unsigned short *image, *mem; | |
224 | ||
225 | image = (unsigned short *)view->data; | |
226 | ii = ((lineBytes * h * 16) - 2) / sizeof(unsigned short); | |
227 | map = (unsigned short *)&Map[x][y]; | |
228 | mm = WORLD_Y - h; | |
229 | have = view->tiles; | |
230 | ||
231 | for (col = 0; col < w; col++) { | |
232 | ha = &have[col][0]; | |
233 | image = (unsigned short *)(view->data + (col * 2)); | |
234 | for (row = 0; row < h; row++, ha++) { | |
235 | tile = *(map++); | |
236 | if ((tile & LOMASK) >= TILE_COUNT) tile -= TILE_COUNT; | |
237 | ||
238 | /* Blink lightning bolt in unpowered zone center */ | |
239 | if (blink && (tile & ZONEBIT) && !(tile & PWRBIT)) | |
240 | tile = LIGHTNINGBOLT; | |
241 | else | |
242 | tile &= LOMASK; | |
243 | ||
244 | if (tile == *ha) { | |
245 | image = (unsigned short *) | |
246 | (((unsigned char *)image) + (lineBytes * 16)); | |
247 | } else { | |
248 | *ha = tile; | |
249 | mem = (unsigned short *)&(bt[tile * 32]); | |
250 | ||
251 | { char i; | |
252 | for (i = 16; i > 0; i--) { | |
253 | *image = *mem; | |
254 | image = (unsigned short *)(((unsigned char *)image) + lineBytes); | |
255 | mem++; | |
256 | } | |
257 | } | |
258 | } | |
259 | } | |
260 | image -= ii; | |
261 | map += mm; | |
262 | } | |
263 | } | |
264 | } | |
265 | ||
266 | ||
267 | WireDrawBeegMapRect(SimView *view, short x, short y, short w, short h) | |
268 | { | |
269 | unsigned short *map; | |
270 | unsigned short tile; | |
271 | unsigned char blink = (flagBlink <= 0); | |
272 | short col, row; | |
273 | QUAD mm; | |
274 | short **have, *ha; | |
275 | ||
276 | if (x < view->tile_x) { | |
277 | if ((w -= (view->tile_x - x)) <= 0) | |
278 | return; | |
279 | x = view->tile_x; | |
280 | } | |
281 | if (y < view->tile_y) { | |
282 | if ((h -= (view->tile_y - y)) <= 0) | |
283 | return; | |
284 | y = view->tile_y; | |
285 | } | |
286 | if ((x + w) > (view->tile_x + view->tile_width)) { | |
287 | if ((w -= ((x + w) - (view->tile_x + view->tile_width))) <= 0) | |
288 | return; | |
289 | } | |
290 | if ((y + h) > (view->tile_y + view->tile_height)) { | |
291 | if ((h -= ((y + h) - (view->tile_y + view->tile_height))) <= 0) | |
292 | return; | |
293 | } | |
294 | ||
295 | map = (unsigned short *)&Map[x][y]; | |
296 | mm = WORLD_Y - h; | |
297 | have = view->tiles; | |
298 | ||
299 | for (col = 0; col < w; col++) { | |
300 | ha = &have[col][0]; | |
301 | for (row = 0; row < h; row++, ha++) { | |
302 | tile = *(map++); | |
303 | if ((tile & LOMASK) >= TILE_COUNT) tile -= TILE_COUNT; | |
304 | ||
305 | /* Blink lightning bolt in unpowered zone center */ | |
306 | if (blink && (tile & ZONEBIT) && !(tile & PWRBIT)) | |
307 | tile = LIGHTNINGBOLT; | |
308 | else | |
309 | tile &= LOMASK; | |
310 | ||
311 | if (tile != *ha) { | |
312 | *ha = tile; | |
8cfa737d MG |
313 | if (view->x->big_tile_pixmap) { |
314 | XCopyArea(view->x->dpy, view->x->big_tile_pixmap, view->pixmap, | |
6a5fa4e0 MG |
315 | view->x->gc, 0, tile * 16, 16, 16, |
316 | col * 16, row * 16); | |
8cfa737d | 317 | } |
6a5fa4e0 MG |
318 | } |
319 | } | |
320 | map += mm; | |
321 | } | |
322 | } |