1 /* tangram, Copyright (c) 2005 Jeremy English <jhe@jeremyenglish.org>
3 * Permission to use, copy, modify, distribute, and sell this software
4 * and its documentation for any purpose is hereby granted without
5 * fee, provided that the above copyright notice appear in all copies
6 * and that both that copyright notice and this permission notice
7 * appear in supporting documentation. No representations are made
8 * about the suitability of this software for any purpose. It is
9 * provided "as is" without express or implied warranty.
11 * Sun 10 July 2005 Changed the code that solves the puzzles.
12 * Also, limited the palette and added names.
14 * Wed 13 July 2005 Added option to turn off rotation.
15 * Changed color and materials
19 #define DEFAULTS "*delay: 10000 \n" \
20 "*wireframe: False \n" \
21 "*titleFont: -*-helvetica-medium-r-normal-*-180-*\n" \
22 "*titleFont2: -*-helvetica-medium-r-normal-*-120-*\n" \
23 "*titleFont3: -*-helvetica-medium-r-normal-*-80-*\n" \
25 # define refresh_tangram 0
26 # define release_tangram 0
28 #define countof(x) (sizeof((x))/sizeof((*x)))
30 #include "xlockmore.h"
35 #ifdef USE_GL /* whole file */
39 #include "tangram_shapes.h"
55 coord crd; /* coordinates */
56 GLint r; /* rotation */
57 GLint fr; /* flip Rotate. Used to keep track during animation */
58 GLint dl; /* display List */
59 GLfloat dz; /* velocity */
60 GLfloat ddz; /* Acceleration */
61 GLfloat solved; /* shapes state */
62 Bool up; /* Move up the z axis? */
90 GLXContext *glx_context;
91 tangram_shape tsm1, tsm2, tm, tlg1, tlg2, sq, rh;
92 tangram_shape n_tsm1, n_tsm2, n_tm, n_tlg1, n_tlg2, n_sq, n_rh;
100 texture_font_data *font1_data, *font2_data, *font3_data;
110 } tangram_configuration;
112 static tangram_configuration *tps = NULL;
114 #define DEF_VIEWING_TIME "5"
115 #define DEF_ROTATE "True"
116 #define DEF_X_CAMERA_ROTATE "0.2"
117 #define DEF_Y_CAMERA_ROTATE "0.5"
118 #define DEF_Z_CAMERA_ROTATE "0"
119 #define DEF_LABELS "True"
121 static GLuint viewing_time;
122 static Bool do_rotate;
123 static Bool do_labels;
124 static GLfloat x_camera_rotate;
125 static GLfloat y_camera_rotate;
126 static GLfloat z_camera_rotate;
129 static XrmOptionDescRec opts[] = {
130 {"-viewing_time", ".viewingTime", XrmoptionSepArg, 0},
131 {"-rotate", ".rotate", XrmoptionNoArg, "True"},
132 {"+rotate", ".rotate", XrmoptionNoArg, "False"},
133 {"-labels", ".labels", XrmoptionNoArg, "True"},
134 {"+labels", ".labels", XrmoptionNoArg, "False"},
135 {"-x_camera_rotate", ".xCameraRotate", XrmoptionSepArg, 0},
136 {"-y_camera_rotate", ".yCameraRotate", XrmoptionSepArg, 0},
137 {"-z_camera_rotate", ".zCameraRotate", XrmoptionSepArg, 0}
140 static argtype vars[] = {
141 {&viewing_time, "viewingTime", "ViewingTime", DEF_VIEWING_TIME, t_Int},
142 {&do_rotate, "rotate", "Rotate", DEF_ROTATE, t_Bool},
143 {&do_labels, "labels", "Labels", DEF_LABELS, t_Bool},
144 {&x_camera_rotate, "xCameraRotate", "XCameraRotate", DEF_X_CAMERA_ROTATE, t_Float},
145 {&y_camera_rotate, "yCameraRotate", "YCameraRotate", DEF_Y_CAMERA_ROTATE, t_Float},
146 {&z_camera_rotate, "zCameraRotate", "ZCameraRotate", DEF_Z_CAMERA_ROTATE, t_Float}
149 ENTRYPOINT ModeSpecOpt tangram_opts = { countof(opts), opts, countof(vars), vars, NULL };
151 static const puzzle solved[] = {
153 {{-1.664000, -1.552000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
154 {{-1.696000, 0.944000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
155 {{0.064000, -2.128000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
156 {{-0.960000, -1.056000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
157 {{1.104000, 0.960000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
158 {{-1.376000, -0.800000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
159 {{1.152000, 0.736000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
163 {{-0.016000, 2.176001, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
164 {{0.016000, 2.960001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
165 {{0.000000, 0.400000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
166 {{-2.015998, 2.208001, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
167 {{2.000001, 2.208001, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
168 {{0.496000, 0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
169 {{-0.016000, -0.672000, 0}, 335, 0, 0, INIT_DZ, -SPEED, 0, False},
173 {{-0.048000, -0.016000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
174 {{0.704000, 0.736000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
175 {{-1.488000, 1.424001, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
176 {{-0.016000, -0.016000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
177 {{0.000000, 0.000000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
178 {{0.688000, 0.720000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
179 {{-0.784000, 0.672000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
183 {{1.248001, 1.759999, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
184 {{1.024000, 3.071999, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
185 {{-0.975999, -2.096001, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
186 {{0.480000, -1.968001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
187 {{1.056000, -0.496000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
188 {{-0.239999, -1.312001, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
189 {{-0.223999, -1.360001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
193 {{0.320000, 1.360000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
194 {{0.704000, 3.072000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
195 {{-1.200000, -3.392000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
196 {{0.688000, -1.184000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
197 {{-0.768000, 0.192000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
198 {{-1.168000, -2.304000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
199 {{1.312000, 1.296000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
203 {{-1.391999, 1.424000, 0}, 65, 0, 0, INIT_DZ, -SPEED, 0, False},
204 {{0.768000, 2.000000, 0}, 99, 180, 0, INIT_DZ, -SPEED, 0, True},
205 {{2.688001, -1.872000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
206 {{-1.343999, 0.944000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
207 {{0.112000, -0.464000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
208 {{1.984001, -1.120000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
209 {{1.536001, 0.912000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
213 {{1.088000, 0.064001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
214 {{0.864000, -1.279999, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
215 {{-1.807999, 1.520000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
216 {{1.824001, -1.231998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
217 {{-0.368000, 1.472000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
218 {{0.832000, -2.271998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
219 {{1.776001, 0.816000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
223 {{0.416000, -2.432000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
224 {{0.352000, -2.432000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
225 {{0.832000, -0.480000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
226 {{-1.632000, 3.056000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
227 {{-1.616000, 1.040000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
228 {{1.088000, -1.696000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
229 {{0.832000, -0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
233 {{1.264000, -1.232000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
234 {{1.216000, 0.816000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
235 {{-1.631999, 1.872000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
236 {{0.832000, 2.287999, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
237 {{-0.608000, 0.912000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
238 {{2.240001, -0.176000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
239 {{0.256000, -1.200000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
243 {{1.727998, 2.303998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
244 {{-1.120000, 3.376001, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
245 {{0.879998, -3.008001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
246 {{-1.072000, 2.559999, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
247 {{-1.440000, 0.144000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
248 {{-0.192001, -2.592001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
249 {{0.015999, 0.176000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
253 {{-0.400000, 1.744000, 0}, 58, 180, 0, INIT_DZ, -SPEED, 0, True},
254 {{0.704000, 0.128000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
255 {{0.656000, 0.320000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
256 {{-0.112000, -0.384000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
257 {{-0.096000, -0.399999, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
258 {{-0.736000, 0.352000, 0}, 123, 0, 0, INIT_DZ, -SPEED, 0, False},
259 {{-0.336000, 0.352000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
263 {{0.688000, -0.144000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
264 {{-0.080000, 0.592000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
265 {{-0.048000, 0.592000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
266 {{-1.488000, -0.848000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
267 {{1.376000, -0.864000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
268 {{0.688000, -0.128000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
269 {{-1.504000, -0.832000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
273 {{0.624000, -1.776000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
274 {{-0.144000, 0.432000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
275 {{-0.800000, -0.272000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
276 {{-2.320000, -0.304000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
277 {{2.048000, -0.320000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
278 {{-0.112000, 0.480000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
279 {{-0.832000, -0.320000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
283 {{-2.048001, -1.232000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
284 {{0.112000, 0.943999, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
285 {{-1.312001, -0.560000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
286 {{0.496000, 0.656000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
287 {{0.528000, 0.608000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
288 {{-2.048001, -2.704000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
289 {{-1.312001, -0.512000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
293 {{-0.720000, 3.440000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
294 {{0.912000, -1.072000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
295 {{0.736000, 3.440000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
296 {{0.720000, 1.984000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
297 {{-0.672000, 0.544000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
298 {{-0.192000, -3.840000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
299 {{-0.528000, -2.480000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
303 {{1.136000, 2.720000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
304 {{-2.304001, 1.776000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
305 {{-0.256000, 0.288000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
306 {{-0.304000, 0.304000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
307 {{0.096000, -0.128000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
308 {{-0.656000, -2.832000, 0}, 105, 0, 0, INIT_DZ, -SPEED, 0, True},
309 {{0.784000, -0.096000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
313 {{-1.104000, -1.455999, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
314 {{0.912000, -0.447999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
315 {{-0.048000, -1.471999, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
316 {{-1.136000, -1.439999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
317 {{0.944000, 1.552000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
318 {{0.912000, 0.560000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
319 {{-0.112000, 1.568000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
323 {{-1.615999, 0.064000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
324 {{-0.592000, 0.112000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
325 {{0.432000, 0.096000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
326 {{-1.679999, -0.880000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
327 {{1.488001, 1.103999, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
328 {{-0.640000, 0.112000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
329 {{1.392001, -0.928000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
333 {{2.112000, 1.504000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
334 {{-1.040000, 1.472000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
335 {{0.032000, -1.600000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
336 {{1.056000, 1.504000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
337 {{-0.992000, -0.528000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
338 {{2.080000, 0.512000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
339 {{-1.104000, 0.480000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, True},
343 {{0.912000, 1.728000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
344 {{-2.623998, -1.040000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
345 {{0.992000, 1.104000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
346 {{0.944000, -0.288000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
347 {{-0.448000, -1.760000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
348 {{-1.887998, -0.368000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
349 {{3.008002, 2.160000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
353 {{0.720000, 0.352000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
354 {{0.672000, -1.568000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
355 {{1.376000, 1.104000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
356 {{-1.151999, 1.488000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
357 {{0.320000, 2.096000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
358 {{0.656000, 0.304000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
359 {{0.624000, -2.559999, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
363 {{-0.144000, 2.576000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
364 {{1.696001, -2.432000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
365 {{2.176001, -0.400000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
366 {{-0.624000, -0.512000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
367 {{-0.576000, -1.152000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, False},
368 {{-1.919999, -1.376000, 0}, 303, 0, 0, INIT_DZ, -SPEED, 0, True},
369 {{0.448000, -0.096001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
373 {{-2.416000, 1.120000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
374 {{-1.952000, -2.016000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
375 {{-1.552000, -0.640000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
376 {{-0.016000, 1.840000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
377 {{1.456000, -1.072000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
378 {{0.848000, -0.816000, 0}, 332, 0, 0, INIT_DZ, -SPEED, 0, False},
379 {{-1.200000, -1.792000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
383 {{-0.304000, -0.352000, 0}, 259, 0, 0, INIT_DZ, -SPEED, 0, False},
384 {{0.304000, -1.344000, 0}, 105, 0, 0, INIT_DZ, -SPEED, 0, True},
385 {{1.312000, -1.024000, 0}, 300, 180, 0, INIT_DZ, -SPEED, 0, False},
386 {{1.952000, 0.240000, 0}, 195, 0, 0, INIT_DZ, -SPEED, 0, True},
387 {{-2.272000, 0.096000, 0}, 11, 180, 0, INIT_DZ, -SPEED, 0, False},
388 {{-0.112000, -1.056000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
389 {{-0.560000, -1.344000, 0}, 281, 180, 0, INIT_DZ, -SPEED, 0, False},
393 {{0.544000, 2.000000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
394 {{0.880000, 0.160000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
395 {{0.656000, -1.503999, 0}, 220, 180, 0, INIT_DZ, -SPEED, 0, True},
396 {{-0.656000, -0.336000, 0}, 50, 0, 0, INIT_DZ, -SPEED, 0, False},
397 {{-0.688000, -0.288000, 0}, 310, 180, 0, INIT_DZ, -SPEED, 0, True},
398 {{0.864000, 1.232000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
399 {{0.496000, 2.016001, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
403 {{-2.016000, 2.080000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
404 {{0.240001, 1.824000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
405 {{2.239999, -0.752000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
406 {{-1.264000, 2.784000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
407 {{-1.248000, 0.736000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
408 {{0.240001, 0.304000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
409 {{0.544000, -2.976001, 0}, 149, 0, 0, INIT_DZ, -SPEED, 0, False},
413 {{1.376000, -1.536001, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
414 {{1.488000, -1.552001, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
415 {{0.352000, -0.048000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
416 {{-2.144000, 2.415999, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
417 {{-2.096000, 0.368000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
418 {{2.144000, -0.800000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
419 {{1.392000, -0.064000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
423 {{2.480000, -0.912000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
424 {{2.592000, -0.928000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
425 {{0.352000, 1.280000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
426 {{-0.688000, 0.336000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
427 {{1.808000, -0.112000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
428 {{3.248000, -0.176000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
429 {{-1.472000, 1.024000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
433 {{-0.943999, -0.304000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
434 {{-0.144000, 0.288000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
435 {{1.360000, -2.304000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
436 {{1.328000, -0.848000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
437 {{1.008000, 1.584000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
438 {{0.512000, 2.688000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
439 {{-0.863999, -0.096000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
443 {{0.703999, -0.160000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
444 {{-0.064000, -0.400000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
445 {{0.767999, -1.408000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
446 {{-1.232000, -1.328000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
447 {{-1.040000, 2.624000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
448 {{-0.288000, 1.264000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
449 {{-1.760001, -1.408000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
453 {{0.272000, 3.392000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
454 {{-0.144000, -1.328000, 0}, 331, 0, 0, INIT_DZ, -SPEED, 0, False},
455 {{1.216001, 0.272000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
456 {{0.736000, 0.208000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
457 {{0.432000, -3.440000, 0}, 151, 0, 0, INIT_DZ, -SPEED, 0, True},
458 {{0.720000, 2.320000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
459 {{-1.263998, 0.272000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
463 {{-1.056000, -3.456000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
464 {{0.736000, 2.000000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
465 {{-1.488000, 1.760000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
466 {{-0.432000, 0.016000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
467 {{-0.432000, -0.064000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
468 {{0.560000, -2.576000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
469 {{0.032000, 2.656000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
473 {{-2.800000, -2.304000, 0}, 101, 0, 0, INIT_DZ, -SPEED, 0, True},
474 {{1.888000, 2.032000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
475 {{-1.856000, 2.016000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
476 {{0.352000, -0.144000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
477 {{-2.848000, 0.976000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
478 {{-1.424000, -1.104000, 0}, 236, 0, 0, INIT_DZ, -SPEED, 0, False},
479 {{-1.792000, 2.016000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
483 {{1.263999, 1.600001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
484 {{1.311999, -1.568000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
485 {{-0.736000, 0.576000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
486 {{-0.736000, -2.591999, 0}, 360, 180, 0, INIT_DZ, -SPEED, 0, True},
487 {{-0.768000, 2.640001, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
488 {{-0.784000, -0.528000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
489 {{-0.736000, 0.496000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
493 {{-0.816000, 1.392000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
494 {{-0.832000, -1.807999, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
495 {{1.216000, -0.752000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
496 {{1.232000, -2.815999, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
497 {{1.248000, 2.400000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
498 {{-0.864000, 1.392000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
499 {{0.240000, 1.328000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
503 {{0.176000, -2.448000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
504 {{-1.888000, 2.880000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
505 {{-1.856000, 1.824000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
506 {{-1.872000, -1.392000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
507 {{1.264000, -0.432000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
508 {{2.320001, -2.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
509 {{-1.872000, 1.728000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
513 {{0.928000, 1.664000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
514 {{0.896000, -1.519998, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
515 {{-1.136000, 0.608000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
516 {{-1.152000, -2.559998, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, False},
517 {{-1.152000, 2.672002, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
518 {{0.960000, -0.384000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
519 {{-1.136000, 0.528000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
523 {{-0.096000, 0.448000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
524 {{0.640000, 2.656000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
525 {{-0.064000, -3.104000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
526 {{-0.767999, 1.184000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
527 {{-0.080000, 0.416000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
528 {{0.416000, -2.064000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
529 {{-0.112000, 3.328001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
533 {{-0.368000, 0.400000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
534 {{1.871998, -1.808000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
535 {{-1.056000, -0.368000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
536 {{-1.056000, -1.840000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
537 {{-0.352000, 1.440000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
538 {{0.128000, 0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
539 {{1.119999, -1.120000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
543 {{-1.039999, 1.136000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
544 {{1.024000, 0.096000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
545 {{-0.016000, 0.048000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
546 {{-0.016000, -1.008000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
547 {{-0.016000, 1.216000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
548 {{1.024000, 0.144000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
549 {{-0.032000, 1.088000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
553 {{-0.688000, 1.904000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
554 {{0.800000, 1.904000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
555 {{0.512000, -1.392000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
556 {{1.488000, 1.120000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
557 {{-1.392000, 1.120000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
558 {{0.496000, -1.312000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
559 {{0.480000, -1.376000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
563 {{-1.055999, -0.800000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
564 {{-1.103999, 0.208000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
565 {{0.000000, -0.784000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
566 {{0.016000, 0.272000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
567 {{-0.032000, 0.288000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
568 {{0.480000, -1.855999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
569 {{2.096001, 0.224000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
573 {{-2.896000, -0.128000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
574 {{-0.800000, 0.992000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
575 {{-1.152000, -0.416000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
576 {{-0.016000, 0.656000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
577 {{1.456000, -0.736000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
578 {{2.864000, 0.736000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
579 {{-0.048000, 1.664000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
583 {{2.944000, -0.288000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
584 {{1.936000, -0.224000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
585 {{-0.112000, 1.808000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
586 {{-2.128000, 0.768000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
587 {{1.888000, 0.768000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
588 {{-0.112000, -0.688000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
589 {{-3.184000, -1.216000, 0}, 360, 180, 0, INIT_DZ, -SPEED, 0, False},
592 {"Negative Square", {
593 {{-1.520000, -0.624000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
594 {{-1.520000, 0.480000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
595 {{2.352000, 0.480000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
596 {{-0.080000, -3.040000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
597 {{-0.096000, 2.944000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
598 {{-2.528000, -0.576000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
599 {{1.360000, -1.600000, 0}, 360, 180, INIT_DZ, -SPEED, 0, True},
604 static void get_solved_puzzle(ModeInfo * mi,
605 tangram_shape * tsm1, tangram_shape * tsm2,
606 tangram_shape * tm, tangram_shape * tlg1,
607 tangram_shape * tlg2, tangram_shape * sq,
610 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
611 int sz = sizeof(solved) / sizeof(solved[0]);
614 /* we don't want to see the same puzzle twice */
617 } while (r == tp->csi);
620 *tsm1 = solved[r].ts[small_triangle1];
621 *tsm2 = solved[r].ts[small_triangle2];
622 *tm = solved[r].ts[medium_triangle];
623 *tlg1 = solved[r].ts[large_triangle1];
624 *tlg2 = solved[r].ts[large_triangle2];
625 *sq = solved[r].ts[square];
626 *rh = solved[r].ts[rhomboid];
628 tp->puzzle_name = solved[r].name;
631 static int approach_number(int goal, int current, int step)
636 if (goal > current) {
643 } else if (goal < current) {
655 /* gt - floating point greater than comparison */
656 static Bool gt(GLfloat x1, GLfloat x2, GLfloat per)
658 if ((x1 > x2) && (fabs(x1 - x2) > per))
664 /* lt - floating point less than comparison */
665 static Bool lt(GLfloat x1, GLfloat x2, GLfloat per)
667 if ((x1 < x2) && (fabs(x1 - x2) > per))
673 static GLfloat approach_float(GLfloat goal, GLfloat current,
674 Bool * changed, GLfloat per)
677 if (gt(goal, current, per)) {
680 } else if (lt(goal, current, per)) {
688 static void print_shape(char *s, tangram_shape sh)
690 fprintf(stderr, "%s\n", s);
691 fprintf(stderr, "(%f, %f, %f)\n", sh.crd.x, sh.crd.y, sh.crd.z);
692 fprintf(stderr, "%d\n", sh.r);
693 fprintf(stderr, "%d\n", sh.fr);
694 fprintf(stderr, "\n");
699 static void reset_shape(tangram_shape * ts)
701 GLfloat r = random() % 10;
704 ts->dz = INIT_DZ + f;
708 static void bounce(tangram_shape * ts)
710 ts->crd.z *= -1; /* ignore this */
712 ts->crd.z += ts->dz * SPEED;
713 if (ts->crd.z < BOTTOM) {
717 ts->crd.z *= -1; /* ignore this */
720 static void draw_tangram_shape(tangram_shape ts)
728 glTranslatef(ts.crd.x, ts.crd.y, ts.up ? ts.crd.z : -ts.crd.z);
729 glRotated(90, 1, 0, 0);
730 glRotated(ts.fr, 1, 0, 0);
731 glRotated(ts.r, 0, 1, 0);
736 static void load_fonts(ModeInfo * mi)
738 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
739 tp->font1_data = load_texture_font (mi->dpy, "titleFont");
740 tp->font2_data = load_texture_font (mi->dpy, "titleFont2");
741 tp->font3_data = load_texture_font (mi->dpy, "titleFont3");
744 static void draw_shapes(ModeInfo * mi)
746 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
748 draw_tangram_shape(tp->tsm1);
750 draw_tangram_shape(tp->tsm2);
751 draw_tangram_shape(tp->tm);
752 draw_tangram_shape(tp->tlg1);
753 draw_tangram_shape(tp->tlg2);
754 draw_tangram_shape(tp->sq);
755 draw_tangram_shape(tp->rh);
756 if (do_labels) glCallList(tp->name_list);
759 static void set_perspective(void)
762 glMatrixMode(GL_PROJECTION);
764 gluPerspective(60, -1, 0.1, 50);
765 gluLookAt(0, 5, -5, 0, 0, 0, 0, -1, 0);
766 glMatrixMode(GL_MODELVIEW);
771 ENTRYPOINT void reshape_tangram(ModeInfo * mi, int w, int h)
773 glViewport(0, 0, w, h);
778 static void set_camera(tangram_configuration *tp)
781 glMatrixMode(GL_PROJECTION);
783 gluPerspective(60, -1, 0.1, 50);
786 gluLookAt(0, 5, -5, 0, 0, 0, 0, -1, 0);
789 glRotatef(tp->theta[0], 1, 0, 0);
790 glRotatef(tp->theta[1], 0, 1, 0);
791 glRotatef(tp->theta[2], 0, 0, 1);
794 glMatrixMode(GL_MODELVIEW);
798 if (tp->going_down[0] && tp->theta[0] < 0) {
800 tp->going_down[0] = False;
801 } else if ((!tp->going_down[0]) && tp->theta[0] > 90) {
803 tp->going_down[0] = True;
806 if (tp->theta[1] > 360.0)
807 tp->theta[1] -= 360.0;
809 if (tp->theta[2] > 360.0)
810 tp->theta[2] -= 360.0;
812 if (tp->going_down[0])
813 tp->theta[0] -= x_camera_rotate;
815 tp->theta[0] += x_camera_rotate;
817 tp->theta[1] += y_camera_rotate;
818 tp->theta[2] += z_camera_rotate;
821 static void init_shapes(ModeInfo * mi)
823 int wire = MI_IS_WIREFRAME(mi);
824 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
825 get_solved_puzzle(mi, &tp->tsm1, &tp->tsm2, &tp->tm, &tp->tlg1,
826 &tp->tlg2, &tp->sq, &tp->rh);
827 get_solved_puzzle(mi, &tp->n_tsm1, &tp->n_tsm2, &tp->n_tm, &tp->n_tlg1,
828 &tp->n_tlg2, &tp->n_sq, &tp->n_rh);
829 tp->tsm1.dl = tangram_get_sm_tri_dl(wire);
830 tp->tsm2.dl = tangram_get_sm_tri_dl(wire);
831 tp->tm.dl = tangram_get_md_tri_dl(wire);
832 tp->tlg1.dl = tangram_get_lg_tri_dl(wire);
833 tp->tlg2.dl = tangram_get_lg_tri_dl(wire);
834 tp->sq.dl = tangram_get_square_dl(wire);
835 tp->rh.dl = tangram_get_rhomboid_dl(wire);
838 static void gl_init(ModeInfo * mi)
841 int wire = MI_IS_WIREFRAME(mi);
843 GLfloat y = do_rotate ? -10 : 3;
844 GLfloat x = do_rotate ? 5 : 10;
845 GLfloat pos[4] = { 0, 0, -5, 1.00 };
846 GLfloat pos2[4] = { 0, 0, 5, 1.00 };
847 GLfloat dif2[4] = { 1, 1, 1, 1 };
856 glEnable(GL_LIGHTING);
857 glLightfv(GL_LIGHT0, GL_POSITION, pos);
860 glLightfv(GL_LIGHT1, GL_POSITION, pos2);
861 glLightfv(GL_LIGHT1, GL_DIFFUSE, dif2);
864 glEnable(GL_DEPTH_TEST);
869 ENTRYPOINT void init_tangram(ModeInfo * mi)
871 tangram_configuration *tp;
874 tps = (tangram_configuration *)
875 calloc(MI_NUM_SCREENS(mi), sizeof(tangram_configuration));
877 fprintf(stderr, "%s: out of memory\n", progname);
882 tp = &tps[MI_SCREEN(mi)];
884 if ((tp->glx_context = init_GL(mi)) != NULL) {
888 reshape_tangram (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
890 wire = MI_IS_WIREFRAME(mi);
892 tp->name_list = glGenLists(1);
897 tp->theta[0] = tp->theta[1] = tp->theta[2] = 1;
901 static Bool all_solved(tangram_shape * ls[])
905 for (i = 0; i < NUM_SHAPES; i++) {
906 b = (b && ls[i]->solved);
911 static void solve(tangram_shape * new_s, tangram_shape * old_s)
913 Bool moved_x, moved_y, moved_r, moved_fr, z_ok;
915 old_s->fr = approach_number(new_s->fr, old_s->fr, 2);
916 moved_fr = (old_s->fr != new_s->fr);
918 old_s->r = approach_number(new_s->r, old_s->r, 2);
919 moved_r = (old_s->r != new_s->r);
922 approach_float(new_s->crd.x, old_s->crd.x, &moved_x, 0.1);
924 old_s->crd.x = new_s->crd.x;
927 approach_float(new_s->crd.y, old_s->crd.y, &moved_y, 0.1);
929 old_s->crd.y = new_s->crd.y;
931 z_ok = (-old_s->crd.z <= BOTTOM);
933 old_s->solved = (moved_x == False && moved_y == False &&
934 moved_r == False && moved_fr == False &&
938 static void set_not_solved(tangram_shape * ls[])
941 for (i = 0; i < NUM_SHAPES; i++)
942 ls[i]->solved = False;
946 ENTRYPOINT void draw_tangram(ModeInfo * mi)
948 Display *dpy = MI_DISPLAY(mi);
949 Window window = MI_WINDOW(mi);
950 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
952 tangram_shape *ls[NUM_SHAPES];
953 tangram_shape *nls[NUM_SHAPES];
959 GLfloat color[4] = { 0.0, 0.0, 0.0, 1.0 };
960 GLfloat white[4] = { 1.0, 1.0, 1.0, 1.0 };
961 MAX_DISPLAY = viewing_time * 100;
963 if (! tp->glx_context)
965 glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(tp->glx_context));
967 ls[small_triangle1] = &tp->tsm1;
968 ls[small_triangle2] = &tp->tsm2;
969 ls[medium_triangle] = &tp->tm;
970 ls[large_triangle1] = &tp->tlg1;
971 ls[large_triangle2] = &tp->tlg2;
972 ls[square] = &tp->sq;
973 ls[rhomboid] = &tp->rh;
975 nls[small_triangle1] = &tp->n_tsm1;
976 nls[small_triangle2] = &tp->n_tsm2;
977 nls[medium_triangle] = &tp->n_tm;
978 nls[large_triangle1] = &tp->n_tlg1;
979 nls[large_triangle2] = &tp->n_tlg2;
980 nls[square] = &tp->n_sq;
981 nls[rhomboid] = &tp->n_rh;
985 if (tp->display_counter <= 0) {
986 for (i = 0; i < NUM_SHAPES; i++) {
988 if (all_solved(ls)) {
989 tp->display_counter = MAX_DISPLAY;
990 tp->pn = tp->puzzle_name;
991 get_solved_puzzle(mi, nls[small_triangle1],
992 nls[small_triangle2],
993 nls[medium_triangle],
994 nls[large_triangle1],
995 nls[large_triangle2], nls[square],
999 (XColor *) calloc(tp->ncolors, sizeof(XColor));
1001 make_random_colormap(0, 0, 0,
1002 tp->colors, &tp->ncolors,
1003 True, False, 0, False);
1006 color[0] = tp->colors[0].red / 65536.0;
1007 color[1] = tp->colors[1].green / 65536.0;
1008 color[2] = tp->colors[2].blue / 65536.0;
1011 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE,
1020 solve(nls[i], ls[i]);
1024 tp->display_counter--;
1027 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
1033 texture_font_data *f;
1034 if (MI_WIDTH(mi) >= 500 && MI_HEIGHT(mi) >= 375)
1036 else if (MI_WIDTH(mi) >= 350 && MI_HEIGHT(mi) >= 260)
1041 glNewList(tp->name_list, GL_COMPILE);
1042 glColor3f(0.8, 0.8, 0);
1043 print_gl_string(mi->dpy, f,
1044 mi->xgwa.width, mi->xgwa.height,
1045 10, mi->xgwa.height - 10, tp->pn, False);
1049 glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, white);
1050 glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 128);
1054 if (mi->fps_p) do_fps (mi);
1058 glXSwapBuffers(dpy, window);
1062 tangram_handle_event (ModeInfo *mi, XEvent *event)
1064 tangram_configuration *tp = &tps[MI_SCREEN(mi)];
1066 if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
1068 tp->display_counter = 0;
1077 XSCREENSAVER_MODULE ("Tangram", tangram)