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-rw-r--r--src/GipfelWidget.H5
-rw-r--r--src/GipfelWidget.cxx36
-rw-r--r--src/Hill.H4
-rw-r--r--src/Hill.cxx14
-rw-r--r--src/Panorama.H6
-rw-r--r--src/Panorama.cxx122
-rw-r--r--src/gipfel.cxx10
7 files changed, 172 insertions, 25 deletions
diff --git a/src/GipfelWidget.H b/src/GipfelWidget.H
index 41c7ce6..575a9d4 100644
--- a/src/GipfelWidget.H
+++ b/src/GipfelWidget.H
@@ -1,5 +1,5 @@
//
-// "$Id: GipfelWidget.H,v 1.11 2005/04/30 09:42:47 hofmann Exp $"
+// "$Id: GipfelWidget.H,v 1.12 2005/04/30 21:18:43 hofmann Exp $"
//
// X11 header file for the Fast Light Tool Kit (FLTK).
//
@@ -32,6 +32,7 @@ class GipfelWidget : public Fl_Widget {
private:
Fl_Image *img;
Mountain *cur_mountain;
+ Mountain *marker;
Panorama *pan;
Fl_Menu_Button *mb;
@@ -62,6 +63,8 @@ class GipfelWidget : public Fl_Widget {
int comp_params();
+ int guess();
+
void draw();
};
#endif
diff --git a/src/GipfelWidget.cxx b/src/GipfelWidget.cxx
index ca4b470..6e93c37 100644
--- a/src/GipfelWidget.cxx
+++ b/src/GipfelWidget.cxx
@@ -1,5 +1,5 @@
//
-// "$Id: GipfelWidget.cxx,v 1.14 2005/04/30 09:42:47 hofmann Exp $"
+// "$Id: GipfelWidget.cxx,v 1.15 2005/04/30 21:18:43 hofmann Exp $"
//
// PSEditWidget routines.
//
@@ -48,10 +48,16 @@ static Fl_Menu_Item menuitems[] = {
};
GipfelWidget::GipfelWidget(int X,int Y,int W, int H): Fl_Widget(X, Y, W, H) {
+ int i;
+
img = NULL;
pan = new Panorama();
cur_mountain = NULL;
mb = NULL;
+ marker = new Mountain(0,0);
+ for (i=1; i<=3; i++) {
+ marker->append(new Mountain(i * 10, 0));
+ }
fl_register_images();
}
@@ -115,6 +121,17 @@ GipfelWidget::draw() {
m = m->get_next_visible();
}
+
+ m = marker;
+ while (m) {
+ fl_color(FL_GREEN);
+
+ fl_xyline(center_x + m->x + x() - 3, center_y + m->y + y(), center_x + m->x + x() + 3);
+ fl_yxline(center_x + m->x + x(), center_y + m->y + y() - 3, center_y + m->y + y() + 3);
+
+ m = m->get_next();
+ }
+
fl_pop_clip();
}
@@ -133,6 +150,17 @@ GipfelWidget::set_cur_mountain(int m_x, int m_y) {
m = m->get_next_visible();
}
+ m = marker;
+ while (m) {
+ if (m_x - center >= m->x - 2 && m_x - center < m->x + 2) {
+ cur_mountain = m;
+ redraw();
+ return 0;
+ }
+
+ m = m->get_next();
+ }
+
cur_mountain = NULL;
redraw();
return 1;
@@ -190,6 +218,12 @@ GipfelWidget::comp_params() {
redraw();
}
+int
+GipfelWidget::guess() {
+ pan->guess(marker);
+ redraw();
+}
+
int
GipfelWidget::handle(int event) {
diff --git a/src/Hill.H b/src/Hill.H
index a89acc9..b46c8d7 100644
--- a/src/Hill.H
+++ b/src/Hill.H
@@ -1,5 +1,5 @@
//
-// "$Id: Hill.H,v 1.5 2005/04/14 21:15:45 hofmann Exp $"
+// "$Id: Hill.H,v 1.6 2005/04/30 21:18:43 hofmann Exp $"
//
// X11 header file for the Fast Light Tool Kit (FLTK).
//
@@ -43,6 +43,8 @@ class Mountain {
Mountain(const char *n, double p, double l, double h);
+ Mountain(int x_tmp, int y_tmp);
+
~Mountain();
void append(Mountain *m);
diff --git a/src/Hill.cxx b/src/Hill.cxx
index 2790712..550f925 100644
--- a/src/Hill.cxx
+++ b/src/Hill.cxx
@@ -1,5 +1,5 @@
//
-// "$Id: Hill.cxx,v 1.3 2005/04/13 21:58:31 hofmann Exp $"
+// "$Id: Hill.cxx,v 1.4 2005/04/30 21:18:43 hofmann Exp $"
//
// PSEditWidget routines.
//
@@ -38,6 +38,18 @@ Mountain::Mountain(const char *n, double p, double l, double h) {
next_visible = NULL;
}
+Mountain::Mountain(int x_tmp, int y_tmp) {
+ name = "";
+ phi = 0.0;
+ lam = 0.0;
+ height = 0.0;
+ alph = 0.0;
+ x = x_tmp;
+ y = y_tmp;
+ next = NULL;
+ next_visible = NULL;
+}
+
Mountain::~Mountain() {
if (next) {
delete(next);
diff --git a/src/Panorama.H b/src/Panorama.H
index e5ff60f..6d60ad1 100644
--- a/src/Panorama.H
+++ b/src/Panorama.H
@@ -1,5 +1,5 @@
//
-// "$Id: Panorama.H,v 1.9 2005/04/30 09:42:47 hofmann Exp $"
+// "$Id: Panorama.H,v 1.10 2005/04/30 21:18:43 hofmann Exp $"
//
// X11 header file for the Fast Light Tool Kit (FLTK).
//
@@ -61,6 +61,8 @@ class Panorama {
int optimize();
+ double get_value(Mountain *p);
+
public:
Panorama();
@@ -85,5 +87,7 @@ class Panorama {
void set_scale(double s);
int comp_params();
+
+ int guess(Mountain *p1);
};
#endif
diff --git a/src/Panorama.cxx b/src/Panorama.cxx
index 597f6b2..903cd10 100644
--- a/src/Panorama.cxx
+++ b/src/Panorama.cxx
@@ -1,5 +1,5 @@
//
-// "$Id: Panorama.cxx,v 1.17 2005/04/30 17:44:46 hofmann Exp $"
+// "$Id: Panorama.cxx,v 1.18 2005/04/30 21:18:43 hofmann Exp $"
//
// PSEditWidget routines.
//
@@ -28,6 +28,7 @@
extern "C" {
#include <ccmath.h>
}
+
#include "Panorama.H"
static int newton(double *tan_nick_view,
@@ -152,6 +153,98 @@ Panorama::set_mountain(Mountain *m, int x, int y) {
}
}
+double
+Panorama::get_value(Mountain *p) {
+ Mountain *m;
+ double v = 0.0, d_min, d;
+
+ if (isnan(scale) || isnan(a_center) || isnan(a_tilt) || isnan(a_nick) ||
+ scale < 1000.0 || scale > 100000.0 ||
+ a_nick > pi_d/4.0 || a_nick < - pi_d/4.0 ||
+ a_tilt > pi_d/4.0 || a_tilt < - pi_d/4.0) {
+ return 10000000.0;
+ }
+
+ while (p) {
+ d_min = 100000.0;
+ m = visible_mountains;
+ while (m) {
+ d = pow(p->x - m->x, 2.0) + pow(p->y - m->y, 2.0);
+ if (d < d_min) {
+ d_min = d;
+ }
+
+ m = m->get_next_visible();
+ }
+
+ v = v + d_min;
+
+ p = p->get_next();
+ }
+
+ return v;
+}
+
+
+int
+Panorama::guess(Mountain *p) {
+ Mountain *p1, *p2, *m_tmp1, *m_tmp2;
+ double best = 100000000.0, v;
+ double a_center_best, a_nick_best, a_tilt_best, scale_best;
+
+ p1 = p;
+ p2 = p->get_next();
+
+ m_tmp1 = mountains;
+ while(m_tmp1) {
+ if (m_tmp1->height / (m_tmp1->dist * EARTH_RADIUS) >
+ height_dist_ratio) {
+ m_tmp2 = mountains;
+
+ while(m_tmp2) {
+ if (m_tmp2->height / (m_tmp2->dist * EARTH_RADIUS) >
+ height_dist_ratio) {
+
+ if (p1 != p2 && m_tmp1 != m_tmp2) {
+
+ m_tmp1->x = p1->x;
+ m_tmp1->y = p1->y;
+ m1 = m_tmp1;
+ m_tmp2->x = p2->x;
+ m_tmp2->y = p2->y;
+ m2 = m_tmp2;
+
+ comp_params();
+
+ v = get_value(p);
+
+ if (v < best) {
+ best = v;
+ a_center_best = a_center;
+ a_nick_best = a_nick;
+ a_tilt_best = a_tilt;
+ scale_best = scale;
+ fprintf(stderr, "best %f\n", best);
+ }
+ }
+ }
+
+ m_tmp2 = m_tmp2->get_next();
+ }
+ }
+ m_tmp1 = m_tmp1->get_next();
+ }
+
+ a_center = a_center_best;
+ a_nick = a_nick_best;
+ a_tilt = a_tilt_best;
+ scale = scale_best;
+ fprintf(stderr, "best %f\n", best);
+ fprintf(stderr, "center = %f, scale = %f, nick=%f\n", a_center /deg2rad, scale, a_nick/deg2rad);
+ update_visible_mountains();
+ return 0;
+}
+
int
Panorama::comp_params() {
@@ -168,12 +261,10 @@ Panorama::comp_params() {
x2 = m2->x;
y2 = m2->y;
- fprintf(stderr, "center = %f, scale = %f, nick=%f\n", a_center /deg2rad, scale, a_nick/deg2rad);
a_center = comp_center_angle(m1->alph, m2->alph, x1, x2);
scale = comp_scale(m1->alph, m2->alph, x1, x2);
- fprintf(stderr, "center = %f, scale = %f, nick=%f\n", a_center /deg2rad, scale, a_nick/deg2rad);
a_nick = atan ((y1 + tan(m1->a_nick) * scale) / ( scale - y1 * tan(m1->a_nick)));
- fprintf(stderr, "center = %f, scale = %f, nick=%f\n", a_center /deg2rad, scale, a_nick/deg2rad);
+
optimize();
@@ -202,13 +293,13 @@ Panorama::optimize() {
tan_dir_m2 = tan(m2->alph);
tan_nick_m2 = tan(m2->a_nick);
- fprintf(stderr, "m1: %d, %d; m2: %d, %d\n", x1, y1, x2, y2);
+ // fprintf(stderr, "m1: %d, %d; m2: %d, %d\n", x1, y1, x2, y2);
d_m1_2 = pow(x1, 2.0) + pow(y1, 2.0);
d_m2_2 = pow(x2, 2.0) + pow(y2, 2.0);
d_m1_m2_2 = pow(x1 - x2, 2.0) + pow(y1 - y2, 2.0);
- fprintf(stderr, "d_m1_2 %f, d_m2_2 %f, d_m1_m2_2 %f\n",
- d_m1_2, d_m2_2, d_m1_m2_2);
+ // fprintf(stderr, "d_m1_2 %f, d_m2_2 %f, d_m1_m2_2 %f\n",
+ // d_m1_2, d_m2_2, d_m1_m2_2);
for (i=0; i<8; i++) {
newton(&tan_nick_view, &tan_dir_view, &n_scale,
@@ -242,11 +333,9 @@ Panorama::optimize() {
}
- fprintf(stderr, "center = %f, scale = %f, nick=%f tilt %f\n", a_center /deg2rad, scale, a_nick/deg2rad, a_tilt/deg2rad);
-
-
-
+ return 0;
}
+
void
Panorama::set_center_angle(double a) {
a_center = a;
@@ -328,7 +417,6 @@ Panorama::update_visible_mountains() {
m->a_view += 2.0*pi_d;
}
- // fprintf(stderr, "==> %s %f, dist %f km %f\n", m->name, m->alph, distance(m->phi, m->lam)* 6368, m->a_view);
if (m->a_view < pi_d / 2.0 && m->a_view > - pi_d / 2.0) {
m->a_nick = nick(m->dist, m->height);
x_tmp = tan(m->a_view) * scale;
@@ -409,7 +497,7 @@ double
Panorama::comp_scale(double a1, double a2, double d1, double d2) {
double sign1 = 1.0;
double sc, tan_a1, tan_a2;
-
+
tan_a1 = tan(a1);
tan_a2 = tan(a2);
@@ -491,8 +579,8 @@ static int newton(double *tan_nick_view,
f_x0[2] = d_m1_m2_2 - (pow((- (((*tan_dir_view - tan_dir_m1) * *n_scale) / (tan_dir_m1 * *tan_dir_view + 1.0)) + (((*tan_dir_view - tan_dir_m2) * *n_scale) / (tan_dir_m2 * *tan_dir_view + 1))), 2.0) + pow((- (((*tan_nick_view - tan_nick_m1) * *n_scale) / (tan_nick_m1 * *tan_nick_view + 1)) + ((*tan_nick_view - tan_nick_m2) * *n_scale) / (tan_nick_m2 * *tan_nick_view + 1)), 2.0));
- fprintf(stderr, "f_x0[0] %f, f_x0[1] %f, f_x0[2] %f\n",
- f_x0[0], f_x0[1], f_x0[2]);
+ // fprintf(stderr, "f_x0[0] %f, f_x0[1] %f, f_x0[2] %f\n",
+ // f_x0[0], f_x0[1], f_x0[2]);
x0[0] = *tan_nick_view;
x0[1] = *tan_dir_view;
@@ -505,8 +593,6 @@ static int newton(double *tan_nick_view,
b[2] = a_x0[2] - f_x0[2];
ret = solv(a, b, 3);
- fprintf(stderr, "solv returned %d\n", ret);
-
*tan_nick_view = b[0];
*tan_dir_view = b[1];
@@ -534,8 +620,6 @@ comp_tilt(double tan_nick_view, double tan_dir_view, double n_scale,
sin_a_tilt2 = - (y * pow(x*x + y*y - y_tmp*y_tmp, 0.5) - x * y_tmp) /
(x*x + y*y);
- fprintf(stderr, "====> sin_a_tilt1 %f sin_a_tilt2 %f \n", sin_a_tilt1, sin_a_tilt2);
-
sin_a_tilt = fabs(sin_a_tilt1) < fabs(sin_a_tilt2)?sin_a_tilt1:sin_a_tilt2;
res = asin(sin_a_tilt);
diff --git a/src/gipfel.cxx b/src/gipfel.cxx
index f3dc20d..4539913 100644
--- a/src/gipfel.cxx
+++ b/src/gipfel.cxx
@@ -1,5 +1,5 @@
//
-// "$Id: gipfel.cxx,v 1.14 2005/04/30 09:42:47 hofmann Exp $"
+// "$Id: gipfel.cxx,v 1.15 2005/04/30 21:18:43 hofmann Exp $"
//
// flpsed program.
//
@@ -90,6 +90,12 @@ void comp_cb(Fl_Widget *, void *) {
}
}
+void guess_cb(Fl_Widget *, void *) {
+ if (gipf) {
+ gipf->guess();
+ }
+}
+
void about_cb() {
fl_message("flpsed -- a pseudo PostScript editor\n"
"(c) Johannes Hofmann 2004, 2005\n\n"
@@ -207,6 +213,8 @@ int main(int argc, char** argv) {
t->align(FL_ALIGN_LEFT);
Fl_Button *b = new Fl_Button(200, 60, 20, 15, "comp");
b->callback(comp_cb);
+ Fl_Button *b1 = new Fl_Button(250, 60, 20, 15, "guess");
+ b1->callback(guess_cb);
scroll = new Fl_Scroll(0, 75, win->w(), win->h()-75);
generated by cgit v1.2.3 (git 2.39.1) at 2025-11-04 12:15:09 +0000