/* tangram, Copyright (c) 2005-2014 Jeremy English <jhe@jeremyenglish.org>
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation. No representations are made
* about the suitability of this software for any purpose. It is
* provided "as is" without express or implied warranty.
*
* Sun 10 July 2005 Changed the code that solves the puzzles.
* Also, limited the palette and added names.
*
* Wed 13 July 2005 Added option to turn off rotation.
* Changed color and materials
*/
#define DEFAULTS "*delay: 10000 \n" \
"*wireframe: False \n" \
"*titleFont: -*-helvetica-medium-r-normal-*-*-180-*-*-*-*-*-*\n" \
"*titleFont2: -*-helvetica-medium-r-normal-*-*-120-*-*-*-*-*-*\n" \
"*titleFont3: -*-helvetica-medium-r-normal-*-*-80-*-*-*-*-*-*\n" \
# define release_tangram 0
#undef countof
#define countof(x) (sizeof((x))/sizeof((*x)))
#include "xlockmore.h"
#include <ctype.h>
#ifdef USE_GL /* whole file */
#include <time.h>
#include <math.h>
#include "tangram_shapes.h"
#include "texfont.h"
typedef struct {
GLubyte r;
GLubyte g;
GLubyte b;
} color;
typedef struct {
GLfloat x;
GLfloat y;
GLfloat z;
} coord;
typedef struct {
coord crd; /* coordinates */
GLint r; /* rotation */
GLint fr; /* flip Rotate. Used to keep track during animation */
GLint dl; /* display List */
GLfloat dz; /* velocity */
GLfloat ddz; /* Acceleration */
GLfloat solved; /* shapes state */
Bool up; /* Move up the z axis? */
} tangram_shape;
typedef struct {
char *name;
tangram_shape ts[7];
} puzzle;
typedef enum {
no_shape = -1,
small_triangle1 = 0,
small_triangle2 = 1,
medium_triangle = 2,
large_triangle1 = 3,
large_triangle2 = 4,
square = 5,
rhomboid = 6
} shape_type;
#define SPEED 0.03
enum {
BOTTOM = 0,
DEF_WAIT = 500,
INIT_DZ = 2,
NUM_SHAPES = 7
};
typedef struct {
GLXContext *glx_context;
tangram_shape tsm1, tsm2, tm, tlg1, tlg2, sq, rh;
tangram_shape n_tsm1, n_tsm2, n_tm, n_tlg1, n_tlg2, n_sq, n_rh;
char *puzzle_name;
int csi;
int ncolors;
XColor *colors;
int ccolor;
texture_font_data *font1_data, *font2_data, *font3_data;
GLfloat theta[3];
Bool going_down[3];
const char *pn;
int display_counter;
} tangram_configuration;
static tangram_configuration *tps = NULL;
#define DEF_VIEWING_TIME "5"
#define DEF_ROTATE "True"
#define DEF_X_CAMERA_ROTATE "0.2"
#define DEF_Y_CAMERA_ROTATE "0.5"
#define DEF_Z_CAMERA_ROTATE "0"
#define DEF_LABELS "True"
static GLuint viewing_time;
static Bool do_rotate;
static Bool do_labels;
static GLfloat x_camera_rotate;
static GLfloat y_camera_rotate;
static GLfloat z_camera_rotate;
static int wire;
static XrmOptionDescRec opts[] = {
{"-viewing_time", ".viewingTime", XrmoptionSepArg, 0},
{"-rotate", ".rotate", XrmoptionNoArg, "True"},
{"+rotate", ".rotate", XrmoptionNoArg, "False"},
{"-labels", ".labels", XrmoptionNoArg, "True"},
{"+labels", ".labels", XrmoptionNoArg, "False"},
{"-x_camera_rotate", ".xCameraRotate", XrmoptionSepArg, 0},
{"-y_camera_rotate", ".yCameraRotate", XrmoptionSepArg, 0},
{"-z_camera_rotate", ".zCameraRotate", XrmoptionSepArg, 0}
};
static argtype vars[] = {
{&viewing_time, "viewingTime", "ViewingTime", DEF_VIEWING_TIME, t_Int},
{&do_rotate, "rotate", "Rotate", DEF_ROTATE, t_Bool},
{&do_labels, "labels", "Labels", DEF_LABELS, t_Bool},
{&x_camera_rotate, "xCameraRotate", "XCameraRotate", DEF_X_CAMERA_ROTATE, t_Float},
{&y_camera_rotate, "yCameraRotate", "YCameraRotate", DEF_Y_CAMERA_ROTATE, t_Float},
{&z_camera_rotate, "zCameraRotate", "ZCameraRotate", DEF_Z_CAMERA_ROTATE, t_Float}
};
ENTRYPOINT ModeSpecOpt tangram_opts = { countof(opts), opts, countof(vars), vars, NULL };
static const puzzle solved[] = {
{"Teapot", {
{{-1.664000, -1.552000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.696000, 0.944000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.064000, -2.128000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.960000, -1.056000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.104000, 0.960000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.376000, -0.800000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.152000, 0.736000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Candle", {
{{-0.016000, 2.176001, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.016000, 2.960001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.000000, 0.400000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-2.015998, 2.208001, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
{{2.000001, 2.208001, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.496000, 0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, -0.672000, 0}, 335, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Square", {
{{-0.048000, -0.016000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.704000, 0.736000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.488000, 1.424001, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, -0.016000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.000000, 0.000000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.688000, 0.720000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.784000, 0.672000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Crane", {
{{1.248001, 1.759999, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.024000, 3.071999, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.975999, -2.096001, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.480000, -1.968001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.056000, -0.496000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.239999, -1.312001, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.223999, -1.360001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Crane", {
{{0.320000, 1.360000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.704000, 3.072000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.200000, -3.392000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.688000, -1.184000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.768000, 0.192000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.168000, -2.304000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.312000, 1.296000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Duck", {
{{-1.391999, 1.424000, 0}, 65, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.768000, 2.000000, 0}, 99, 180, 0, INIT_DZ, -SPEED, 0, True},
{{2.688001, -1.872000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.343999, 0.944000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.112000, -0.464000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.984001, -1.120000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.536001, 0.912000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Pelican", {
{{1.088000, 0.064001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.864000, -1.279999, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.807999, 1.520000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
{{1.824001, -1.231998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.368000, 1.472000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.832000, -2.271998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.776001, 0.816000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Cat", {
{{0.416000, -2.432000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.352000, -2.432000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.832000, -0.480000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.632000, 3.056000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.616000, 1.040000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{1.088000, -1.696000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.832000, -0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Coi", {
{{1.264000, -1.232000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.216000, 0.816000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.631999, 1.872000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.832000, 2.287999, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.608000, 0.912000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
{{2.240001, -0.176000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.256000, -1.200000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Man Skipping", {
{{1.727998, 2.303998, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.120000, 3.376001, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.879998, -3.008001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.072000, 2.559999, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.440000, 0.144000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.192001, -2.592001, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.015999, 0.176000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Old Man", {
{{-0.400000, 1.744000, 0}, 58, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.704000, 0.128000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.656000, 0.320000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.112000, -0.384000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.096000, -0.399999, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.736000, 0.352000, 0}, 123, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.336000, 0.352000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Spear Head", {
{{0.688000, -0.144000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.080000, 0.592000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.048000, 0.592000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.488000, -0.848000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.376000, -0.864000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.688000, -0.128000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.504000, -0.832000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Diamond", {
{{0.624000, -1.776000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.144000, 0.432000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.800000, -0.272000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-2.320000, -0.304000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{2.048000, -0.320000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.112000, 0.480000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.832000, -0.320000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Arrow", {
{{-2.048001, -1.232000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.112000, 0.943999, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.312001, -0.560000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.496000, 0.656000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.528000, 0.608000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-2.048001, -2.704000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.312001, -0.512000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Lady", {
{{-0.720000, 3.440000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.912000, -1.072000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.736000, 3.440000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.720000, 1.984000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.672000, 0.544000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.192000, -3.840000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.528000, -2.480000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Running Man", {
{{1.136000, 2.720000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-2.304001, 1.776000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.256000, 0.288000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.304000, 0.304000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.096000, -0.128000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.656000, -2.832000, 0}, 105, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.784000, -0.096000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Parallelogram", {
{{-1.104000, -1.455999, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.912000, -0.447999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.048000, -1.471999, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.136000, -1.439999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.944000, 1.552000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.912000, 0.560000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.112000, 1.568000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"N", {
{{-1.615999, 0.064000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.592000, 0.112000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.432000, 0.096000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.679999, -0.880000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.488001, 1.103999, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.640000, 0.112000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.392001, -0.928000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Farm House", {
{{2.112000, 1.504000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.040000, 1.472000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.032000, -1.600000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.056000, 1.504000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.992000, -0.528000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
{{2.080000, 0.512000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.104000, 0.480000, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Vulture", {
{{0.912000, 1.728000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-2.623998, -1.040000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.992000, 1.104000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.944000, -0.288000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.448000, -1.760000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.887998, -0.368000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{3.008002, 2.160000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Swan", {
{{0.720000, 0.352000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.672000, -1.568000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.376000, 1.104000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-1.151999, 1.488000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.320000, 2.096000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.656000, 0.304000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.624000, -2.559999, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"High Karate", {
{{-0.144000, 2.576000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.696001, -2.432000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{2.176001, -0.400000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.624000, -0.512000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.576000, -1.152000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.919999, -1.376000, 0}, 303, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.448000, -0.096001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Lazy", {
{{-2.416000, 1.120000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.952000, -2.016000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.552000, -0.640000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, 1.840000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.456000, -1.072000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.848000, -0.816000, 0}, 332, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.200000, -1.792000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Bat", {
{{-0.304000, -0.352000, 0}, 259, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.304000, -1.344000, 0}, 105, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.312000, -1.024000, 0}, 300, 180, 0, INIT_DZ, -SPEED, 0, False},
{{1.952000, 0.240000, 0}, 195, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-2.272000, 0.096000, 0}, 11, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.112000, -1.056000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.560000, -1.344000, 0}, 281, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Sail Boat", {
{{0.544000, 2.000000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.880000, 0.160000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.656000, -1.503999, 0}, 220, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.656000, -0.336000, 0}, 50, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.688000, -0.288000, 0}, 310, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.864000, 1.232000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.496000, 2.016001, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Glenda", {
{{-2.016000, 2.080000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.240001, 1.824000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
{{2.239999, -0.752000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.264000, 2.784000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.248000, 0.736000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{0.240001, 0.304000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.544000, -2.976001, 0}, 149, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Cat", {
{{1.376000, -1.536001, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.488000, -1.552001, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.352000, -0.048000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-2.144000, 2.415999, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-2.096000, 0.368000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{2.144000, -0.800000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.392000, -0.064000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Lying Cat", {
{{2.480000, -0.912000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{2.592000, -0.928000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.352000, 1.280000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.688000, 0.336000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.808000, -0.112000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{3.248000, -0.176000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.472000, 1.024000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Witch", {
{{-0.943999, -0.304000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.144000, 0.288000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.360000, -2.304000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.328000, -0.848000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.008000, 1.584000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.512000, 2.688000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.863999, -0.096000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Laugh", {
{{0.703999, -0.160000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.064000, -0.400000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.767999, -1.408000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.232000, -1.328000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.040000, 2.624000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.288000, 1.264000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.760001, -1.408000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Standing Man", {
{{0.272000, 3.392000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.144000, -1.328000, 0}, 331, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.216001, 0.272000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.736000, 0.208000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.432000, -3.440000, 0}, 151, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.720000, 2.320000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.263998, 0.272000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Walking Man", {
{{-1.056000, -3.456000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.736000, 2.000000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.488000, 1.760000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.432000, 0.016000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.432000, -0.064000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.560000, -2.576000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.032000, 2.656000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Repose", {
{{-2.800000, -2.304000, 0}, 101, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.888000, 2.032000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.856000, 2.016000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.352000, -0.144000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-2.848000, 0.976000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.424000, -1.104000, 0}, 236, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.792000, 2.016000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Shape", {
{{1.263999, 1.600001, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.311999, -1.568000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.736000, 0.576000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.736000, -2.591999, 0}, 360, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.768000, 2.640001, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.784000, -0.528000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.736000, 0.496000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Shape", {
{{-0.816000, 1.392000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.832000, -1.807999, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, False},
{{1.216000, -0.752000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.232000, -2.815999, 0}, 270, 180, 0, INIT_DZ, -SPEED, 0, False},
{{1.248000, 2.400000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.864000, 1.392000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.240000, 1.328000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Lightning", {
{{0.176000, -2.448000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.888000, 2.880000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-1.856000, 1.824000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.872000, -1.392000, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, True},
{{1.264000, -0.432000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{2.320001, -2.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.872000, 1.728000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"E", {
{{0.928000, 1.664000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.896000, -1.519998, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.136000, 0.608000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.152000, -2.559998, 0}, 0, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.152000, 2.672002, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.960000, -0.384000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.136000, 0.528000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Dagger", {
{{-0.096000, 0.448000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.640000, 2.656000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.064000, -3.104000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.767999, 1.184000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.080000, 0.416000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.416000, -2.064000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.112000, 3.328001, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Knight", {
{{-0.368000, 0.400000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.871998, -1.808000, 0}, 225, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-1.056000, -0.368000, 0}, 0, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.056000, -1.840000, 0}, 45, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.352000, 1.440000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, True},
{{0.128000, 0.432000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.119999, -1.120000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Candy", {
{{-1.039999, 1.136000, 0}, 360, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.024000, 0.096000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, 0.048000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.016000, -1.008000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, 1.216000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
{{1.024000, 0.144000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.032000, 1.088000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"King", {
{{-0.688000, 1.904000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.800000, 1.904000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.512000, -1.392000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, True},
{{1.488000, 1.120000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.392000, 1.120000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.496000, -1.312000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.480000, -1.376000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Top", {
{{-1.055999, -0.800000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.103999, 0.208000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{0.000000, -0.784000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.016000, 0.272000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.032000, 0.288000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{0.480000, -1.855999, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, True},
{{2.096001, 0.224000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Dog", {
{{-2.896000, -0.128000, 0}, 45, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.800000, 0.992000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-1.152000, -0.416000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.016000, 0.656000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.456000, -0.736000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{2.864000, 0.736000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-0.048000, 1.664000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, True},
},
},
{"Moose Head", {
{{2.944000, -0.288000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.936000, -0.224000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.112000, 1.808000, 0}, 315, 0, 0, INIT_DZ, -SPEED, 0, False},
{{-2.128000, 0.768000, 0}, 90, 180, 0, INIT_DZ, -SPEED, 0, True},
{{1.888000, 0.768000, 0}, 180, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.112000, -0.688000, 0}, 135, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-3.184000, -1.216000, 0}, 360, 180, 0, INIT_DZ, -SPEED, 0, False},
},
},
{"Negative Square", {
{{-1.520000, -0.624000, 0}, 270, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-1.520000, 0.480000, 0}, 180, 0, 0, INIT_DZ, -SPEED, 0, False},
{{2.352000, 0.480000, 0}, 225, 0, 0, INIT_DZ, -SPEED, 0, True},
{{-0.080000, -3.040000, 0}, 315, 180, 0, INIT_DZ, -SPEED, 0, False},
{{-0.096000, 2.944000, 0}, 135, 180, 0, INIT_DZ, -SPEED, 0, True},
{{-2.528000, -0.576000, 0}, 90, 0, 0, INIT_DZ, -SPEED, 0, False},
{{1.360000, -1.600000, 0}, 360, 180, INIT_DZ, -SPEED, 0, True},
}}
};
static void get_solved_puzzle(ModeInfo * mi,
tangram_shape * tsm1, tangram_shape * tsm2,
tangram_shape * tm, tangram_shape * tlg1,
tangram_shape * tlg2, tangram_shape * sq,
tangram_shape * rh)
{
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
int sz = sizeof(solved) / sizeof(solved[0]);
int r;
/* we don't want to see the same puzzle twice */
do {
r = random() % sz;
} while (r == tp->csi);
tp->csi = r;
*tsm1 = solved[r].ts[small_triangle1];
*tsm2 = solved[r].ts[small_triangle2];
*tm = solved[r].ts[medium_triangle];
*tlg1 = solved[r].ts[large_triangle1];
*tlg2 = solved[r].ts[large_triangle2];
*sq = solved[r].ts[square];
*rh = solved[r].ts[rhomboid];
tp->puzzle_name = solved[r].name;
}
static int approach_number(int goal, int current, int step)
{
int i = 0;
if (goal > current) {
while (i < step) {
current++;
if (goal <= current)
break;
i++;
}
} else if (goal < current) {
while (i < step) {
current--;
if (goal >= current)
break;
i++;
}
}
return current;
}
/* gt - floating point greater than comparison */
static Bool gt(GLfloat x1, GLfloat x2, GLfloat per)
{
if ((x1 > x2) && (fabs(x1 - x2) > per))
return True;
else
return False;
}
/* lt - floating point less than comparison */
static Bool lt(GLfloat x1, GLfloat x2, GLfloat per)
{
if ((x1 < x2) && (fabs(x1 - x2) > per))
return True;
else
return False;
}
static GLfloat approach_float(GLfloat goal, GLfloat current,
Bool * changed, GLfloat per)
{
*changed = False;
if (gt(goal, current, per)) {
current += per;
*changed = True;
} else if (lt(goal, current, per)) {
current -= per;
*changed = True;
}
return current;
}
#if 0
static void print_shape(char *s, tangram_shape sh)
{
fprintf(stderr, "%s\n", s);
fprintf(stderr, "(%f, %f, %f)\n", sh.crd.x, sh.crd.y, sh.crd.z);
fprintf(stderr, "%d\n", sh.r);
fprintf(stderr, "%d\n", sh.fr);
fprintf(stderr, "\n");
}
#endif
static void reset_shape(tangram_shape * ts)
{
GLfloat r = random() % 10;
GLfloat f = r / 10;
ts->crd.z = BOTTOM;
ts->dz = INIT_DZ + f;
ts->ddz = -SPEED;
}
static void bounce(tangram_shape * ts)
{
ts->crd.z *= -1; /* ignore this */
ts->dz += ts->ddz;
ts->crd.z += ts->dz * SPEED;
if (ts->crd.z < BOTTOM) {
reset_shape(ts);
}
ts->crd.z *= -1; /* ignore this */
}
static void draw_tangram_shape(tangram_shape ts)
{
glPushMatrix();
if (!do_rotate) {
ts.up = True;
}
glTranslatef(ts.crd.x, ts.crd.y, ts.up ? ts.crd.z : -ts.crd.z);
glRotated(90, 1, 0, 0);
glRotated(ts.fr, 1, 0, 0);
glRotated(ts.r, 0, 1, 0);
glCallList(ts.dl);
glPopMatrix();
}
static void load_fonts(ModeInfo * mi)
{
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
tp->font1_data = load_texture_font (mi->dpy, "titleFont");
tp->font2_data = load_texture_font (mi->dpy, "titleFont2");
tp->font3_data = load_texture_font (mi->dpy, "titleFont3");
}
static void draw_shapes(ModeInfo * mi)
{
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
# ifdef HAVE_MOBILE /* Keep it the same relative size when rotated. */
{
GLfloat h = MI_HEIGHT(mi) / (GLfloat) MI_WIDTH(mi);
int o = (int) current_device_rotation();
if (o != 0 && o != 180 && o != -180)
glScalef (h, 1/h, 1);
}
# endif
draw_tangram_shape(tp->tsm1);
draw_tangram_shape(tp->tsm2);
draw_tangram_shape(tp->tm);
draw_tangram_shape(tp->tlg1);
draw_tangram_shape(tp->tlg2);
draw_tangram_shape(tp->sq);
draw_tangram_shape(tp->rh);
if (do_labels)
{
texture_font_data *f;
if (MI_WIDTH(mi) >= 500 && MI_HEIGHT(mi) >= 375)
f = tp->font1_data;
else if (MI_WIDTH(mi) >= 350 && MI_HEIGHT(mi) >= 260)
f = tp->font2_data;
else
f = tp->font3_data;
glColor3f(0.8, 0.8, 0);
print_texture_label (mi->dpy, f,
mi->xgwa.width, mi->xgwa.height,
1, tp->pn);
}
}
ENTRYPOINT void reshape_tangram(ModeInfo * mi, int w, int h)
{
int y = 0;
if (w > h * 5) { /* tiny window: show middle */
h = w;
y = -h/2;
}
glViewport(0, y, w, h);
}
static void set_camera(tangram_configuration *tp)
{
glPushMatrix();
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(60, -1, 0.1, 50);
gluLookAt(0, 5, -5, 0, 0, 0, 0, -1, 0);
if (do_rotate) {
glRotatef(tp->theta[0], 1, 0, 0);
glRotatef(tp->theta[1], 0, 1, 0);
glRotatef(tp->theta[2], 0, 0, 1);
}
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
if (tp->going_down[0] && tp->theta[0] < 0) {
tp->going_down[0] = False;
} else if ((!tp->going_down[0]) && tp->theta[0] > 90) {
tp->going_down[0] = True;
}
if (tp->theta[1] > 360.0)
tp->theta[1] -= 360.0;
if (tp->theta[2] > 360.0)
tp->theta[2] -= 360.0;
if (tp->going_down[0])
tp->theta[0] -= x_camera_rotate;
else
tp->theta[0] += x_camera_rotate;
tp->theta[1] += y_camera_rotate;
tp->theta[2] += z_camera_rotate;
}
static void init_shapes(ModeInfo * mi)
{
int wire = MI_IS_WIREFRAME(mi);
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
get_solved_puzzle(mi, &tp->tsm1, &tp->tsm2, &tp->tm, &tp->tlg1,
&tp->tlg2, &tp->sq, &tp->rh);
get_solved_puzzle(mi, &tp->n_tsm1, &tp->n_tsm2, &tp->n_tm, &tp->n_tlg1,
&tp->n_tlg2, &tp->n_sq, &tp->n_rh);
tp->tsm1.dl = tangram_get_sm_tri_dl(wire);
tp->tsm2.dl = tangram_get_sm_tri_dl(wire);
tp->tm.dl = tangram_get_md_tri_dl(wire);
tp->tlg1.dl = tangram_get_lg_tri_dl(wire);
tp->tlg2.dl = tangram_get_lg_tri_dl(wire);
tp->sq.dl = tangram_get_square_dl(wire);
tp->rh.dl = tangram_get_rhomboid_dl(wire);
}
static void gl_init(ModeInfo * mi)
{
int wire = MI_IS_WIREFRAME(mi);
GLfloat y = do_rotate ? -10 : 3;
GLfloat x = do_rotate ? 5 : 10;
GLfloat pos[4] = { 0, 0, -5, 1.00 };
GLfloat pos2[4] = { 0, 0, 5, 1.00 };
GLfloat dif2[4] = { 1, 1, 1, 1 };
pos[0] = -x;
pos[1] = y;
pos2[1] = x;
pos2[1] = y;
if (!wire) {
glEnable(GL_LIGHTING);
glLightfv(GL_LIGHT0, GL_POSITION, pos);
glEnable(GL_LIGHT0);
if (do_rotate) {
glLightfv(GL_LIGHT1, GL_POSITION, pos2);
glLightfv(GL_LIGHT1, GL_DIFFUSE, dif2);
glEnable(GL_LIGHT1);
}
glEnable(GL_DEPTH_TEST);
}
}
ENTRYPOINT void init_tangram(ModeInfo * mi)
{
tangram_configuration *tp;
MI_INIT (mi, tps);
tp = &tps[MI_SCREEN(mi)];
if ((tp->glx_context = init_GL(mi)) != NULL) {
gl_init(mi);
}
reshape_tangram (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
wire = MI_IS_WIREFRAME(mi);
load_fonts(mi);
init_shapes(mi);
tp->theta[0] = tp->theta[1] = tp->theta[2] = 1;
}
static Bool all_solved(tangram_shape * ls[])
{
int i;
Bool b = True;
for (i = 0; i < NUM_SHAPES; i++) {
b = (b && ls[i]->solved);
}
return b;
}
static void solve(tangram_shape * new_s, tangram_shape * old_s)
{
Bool moved_x, moved_y, moved_r, moved_fr, z_ok;
old_s->fr = approach_number(new_s->fr, old_s->fr, 2);
moved_fr = (old_s->fr != new_s->fr);
old_s->r = approach_number(new_s->r, old_s->r, 2);
moved_r = (old_s->r != new_s->r);
old_s->crd.x =
approach_float(new_s->crd.x, old_s->crd.x, &moved_x, 0.1);
if (!moved_x)
old_s->crd.x = new_s->crd.x;
old_s->crd.y =
approach_float(new_s->crd.y, old_s->crd.y, &moved_y, 0.1);
if (!moved_y)
old_s->crd.y = new_s->crd.y;
z_ok = (-old_s->crd.z <= BOTTOM);
old_s->solved = (moved_x == False && moved_y == False &&
moved_r == False && moved_fr == False &&
z_ok == True);
}
static void set_not_solved(tangram_shape * ls[])
{
int i;
for (i = 0; i < NUM_SHAPES; i++)
ls[i]->solved = False;
}
ENTRYPOINT void draw_tangram(ModeInfo * mi)
{
Display *dpy = MI_DISPLAY(mi);
Window window = MI_WINDOW(mi);
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
tangram_shape *ls[NUM_SHAPES];
tangram_shape *nls[NUM_SHAPES];
int i;
int MAX_DISPLAY;
GLfloat color[4] = { 0.0, 0.0, 0.0, 1.0 };
GLfloat white[4] = { 1.0, 1.0, 1.0, 1.0 };
MAX_DISPLAY = viewing_time * 100;
if (! tp->glx_context)
return;
glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *tp->glx_context);
ls[small_triangle1] = &tp->tsm1;
ls[small_triangle2] = &tp->tsm2;
ls[medium_triangle] = &tp->tm;
ls[large_triangle1] = &tp->tlg1;
ls[large_triangle2] = &tp->tlg2;
ls[square] = &tp->sq;
ls[rhomboid] = &tp->rh;
nls[small_triangle1] = &tp->n_tsm1;
nls[small_triangle2] = &tp->n_tsm2;
nls[medium_triangle] = &tp->n_tm;
nls[large_triangle1] = &tp->n_tlg1;
nls[large_triangle2] = &tp->n_tlg2;
nls[square] = &tp->n_sq;
nls[rhomboid] = &tp->n_rh;
set_camera(tp);
if (tp->display_counter <= 0) {
for (i = 0; i < NUM_SHAPES; i++) {
if (ls[i]->solved) {
if (all_solved(ls)) {
tp->display_counter = MAX_DISPLAY;
tp->pn = tp->puzzle_name;
get_solved_puzzle(mi, nls[small_triangle1],
nls[small_triangle2],
nls[medium_triangle],
nls[large_triangle1],
nls[large_triangle2], nls[square],
nls[rhomboid]);
tp->ncolors = 128;
tp->colors =
(XColor *) calloc(tp->ncolors, sizeof(XColor));
make_random_colormap(0, 0, 0,
tp->colors, &tp->ncolors,
True, False, 0, False);
color[0] = tp->colors[0].red / 65536.0;
color[1] = tp->colors[1].green / 65536.0;
color[2] = tp->colors[2].blue / 65536.0;
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE,
color);
set_not_solved(ls);
break;
}
} else {
tp->pn = "";
bounce(ls[i]);
solve(nls[i], ls[i]);
}
}
} else {
tp->display_counter--;
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glLoadIdentity();
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, white);
glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 128);
draw_shapes(mi);
if (mi->fps_p) do_fps (mi);
glFlush();
glPopMatrix();
glXSwapBuffers(dpy, window);
}
ENTRYPOINT Bool
tangram_handle_event (ModeInfo *mi, XEvent *event)
{
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
{
tp->display_counter = 0;
return True;
}
return False;
}
ENTRYPOINT void
free_tangram (ModeInfo *mi)
{
tangram_configuration *tp = &tps[MI_SCREEN(mi)];
if (!tp->glx_context) return;
glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *tp->glx_context);
if (tp->font1_data) free_texture_font (tp->font1_data);
if (tp->font2_data) free_texture_font (tp->font2_data);
if (tp->font3_data) free_texture_font (tp->font3_data);
}
XSCREENSAVER_MODULE ("Tangram", tangram)
#endif /* USE_GL */