florian/triangle_group_limit_set
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just used the program a bit

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This commit is contained in:
Florian Stecker
2021-11-05 08:11:06 -05:00
parent 17de77de59
commit 1e0b0c5359
6 changed files with 728 additions and 92 deletions
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94
main.c
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@@ -15,16 +15,19 @@
DrawingContext *screen_context;
// setup everything except cairo and dim, which will be provided by the graphics system
void setupContext(DrawingContext *ctx)
void setupContext(DrawingContext *ctx, int argc, char *argv[])
{
ctx->n_group_elements = NUM_GROUP_ELEMENTS;
ctx->p[0] = 9;
ctx->p[1] = 9;
ctx->p[2] = 9;
ctx->k[0] = 4;
ctx->k[1] = 4;
ctx->k[2] = 4;
ctx->parameter = 5.35;
ctx->p[0] = atoi(argv[1]);
ctx->p[1] = atoi(argv[2]);
ctx->p[2] = atoi(argv[3]);
ctx->k[0] = atoi(argv[4]);
ctx->k[1] = atoi(argv[5]);
ctx->k[2] = atoi(argv[6]);
if(argc > 7)
ctx->parameter = atof(argv[7]);
else
ctx->parameter = 1.0;
// ctx->parameter = 2.77;
// ctx->parameter = 0.1;
ctx->show_boxes = 0;
@@ -35,9 +38,14 @@ void setupContext(DrawingContext *ctx)
ctx->show_limit= 1;
ctx->show_dual_limit= 0;
ctx->show_text = 1;
ctx->mode = 0;
ctx->use_rotation_basis = 0;
ctx->limit_with_lines = 1;
ctx->limit_with_lines = 0;
ctx->use_repelling = 0;
ctx->show_marking = 1;
ctx->marking.x = -0.73679;
ctx->marking.y = -0.01873;
ctx->show_coxeter_orbit = 0;
ctx->limit_curve = malloc(3*ctx->n_group_elements*sizeof(double));
ctx->limit_curve_count = -1;
@@ -137,21 +145,7 @@ void updateMatrices(DrawingContext *ctx)
gsl_matrix *tmp = getTempMatrix(ctx->ws);
if(ctx->use_rotation_basis % 4 == 0) {
gsl_matrix_memcpy(ctx->cob, ctx->cartan); // is this a good choice of basis for any reason?
gsl_matrix_set(tmp, 0, 0, 1.0);
gsl_matrix_set(tmp, 0, 1, -1.0);
gsl_matrix_set(tmp, 0, 2, 0.0);
gsl_matrix_set(tmp, 1, 0, 1.0);
gsl_matrix_set(tmp, 1, 1, 1.0);
gsl_matrix_set(tmp, 1, 2, 1.0);
gsl_matrix_set(tmp, 2, 0, 0.0);
gsl_matrix_set(tmp, 2, 1, -1.0);
gsl_matrix_set(tmp, 2, 2, 1.0);
multiply_left(tmp, ctx->cob, ctx->ws);
/*
if(ctx->use_rotation_basis % 5 == 0) {
gsl_matrix_set(tmp, 0, 0, 0.0);
gsl_matrix_set(tmp, 0, 1, sqrt(3.0)/2.0);
gsl_matrix_set(tmp, 0, 2, -sqrt(3.0)/2.0);
@@ -162,13 +156,12 @@ void updateMatrices(DrawingContext *ctx)
gsl_matrix_set(tmp, 2, 1, 1.0);
gsl_matrix_set(tmp, 2, 2, 1.0);
gsl_matrix_memcpy(ctx->cob, tmp);
*/
// gsl_matrix_set_identity(ctx->cob); // is this a good choice of basis for any reason?
} else if(ctx->use_rotation_basis % 4 == 1) {
} else if(ctx->use_rotation_basis % 5 == 1) {
gsl_matrix_memcpy(ctx->cob, ctx->cartan); // is this a good choice of basis for any reason?
} else if(ctx->use_rotation_basis % 5 == 2) {
computeRotationMatrix(ctx, tmp, "ba");
invert(tmp, ctx->cob, ctx->ws);
} else if(ctx->use_rotation_basis % 4 == 2) {
} else if(ctx->use_rotation_basis % 5 == 3) {
computeBoxTransform(ctx, "bca", "abc", ctx->cob);
// computeBoxTransform(ctx, "cab", "bca", ctx->cob);
// computeBoxTransform(ctx, "acb", "cba", ctx->cob);
@@ -180,6 +173,21 @@ void updateMatrices(DrawingContext *ctx)
releaseTempMatrices(ctx->ws, 1);
}
void output_info(DrawingContext *ctx)
{
vector_t p[4][3];
point_t pt;
fixedPoints(ctx, "abc", p[0]);
fixedPoints(ctx, "bca", p[1]);
fixedPoints(ctx, "cab", p[2]);
pt = vectorToPoint(ctx, p[0][0]);
printf("(abc)-+ = (%f %f)\n", pt.x, pt.y);
pt = vectorToPoint(ctx, p[1][0]);
printf("(bca)-+ = (%f %f)\n", pt.x, pt.y);
}
void print(DrawingContext *screen)
{
DrawingContext file;
@@ -216,7 +224,22 @@ int processEvent(GraphicsInfo *info, XEvent *ev)
unsigned long key;
char filename[100];
// fprintf(stderr, "Event: %d\n", ev->type);
switch(ev->type) {
case ButtonPress:
state = ev->xbutton.state & (ShiftMask | LockMask | ControlMask);
if(ev->xbutton.button == 1 && state & ShiftMask) {
screen_context->marking.x = (double)ev->xbutton.x;
screen_context->marking.y = (double)ev->xbutton.y;
printf("mouse button pressed: %f, %f\n", screen_context->marking.x, screen_context->marking.y);
cairo_set_matrix(screen_context->cairo, &screen_context->dim->matrix);
cairo_device_to_user(screen_context->cairo, &screen_context->marking.x, &screen_context->marking.y);
printf("mouse button pressed transformed: %f, %f\n", screen_context->marking.x, screen_context->marking.y);
return STATUS_REDRAW;
}
break;
case KeyPress:
state = ev->xkey.state & (ShiftMask | LockMask | ControlMask);
@@ -273,6 +296,9 @@ int processEvent(GraphicsInfo *info, XEvent *ev)
printf("matrix.yy = %f;\n", info->dim->matrix.yy);
printf("matrix.y0 = %f;\n", info->dim->matrix.y0);
break;
case 'i':
output_info(screen_context);
break;
case 'b':
TOGGLE(screen_context->show_boxes);
break;
@@ -348,6 +374,12 @@ int processEvent(GraphicsInfo *info, XEvent *ev)
case 't':
TOGGLE(screen_context->show_text);
break;
case 'c':
TOGGLE(screen_context->show_coxeter_orbit);
break;
case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case '0':
screen_context->mode = key - '0';
break;
}
return STATUS_REDRAW;
@@ -356,12 +388,12 @@ int processEvent(GraphicsInfo *info, XEvent *ev)
return STATUS_NOTHING;
}
int main()
int main(int argc, char *argv[])
{
GraphicsInfo *info;
screen_context = malloc(sizeof(DrawingContext));
setupContext(screen_context);
setupContext(screen_context, argc, argv);
updateMatrices(screen_context);
computeLimitCurve(screen_context);