diff options
Diffstat (limited to 'examples/stacked.c')
| -rw-r--r-- | examples/stacked.c | 95 |
1 files changed, 52 insertions, 43 deletions
diff --git a/examples/stacked.c b/examples/stacked.c index c61a441..8f3d09b 100644 --- a/examples/stacked.c +++ b/examples/stacked.c @@ -1,35 +1,39 @@ #include "cad.h" struct box { - struct component corner[4]; - struct component side[4]; + struct component bottom_left; + struct component bottom_right; + struct component top_right; + struct component top_left; + + struct component bottom; + struct component right; + struct component top; + struct component left; }; void a_box(struct box *box, struct topology *topo, struct constraints *constr) { assert(box != NULL); *box = (struct box){ - .corner = { - {.type = COM_POINT}, - {.type = COM_POINT}, - {.type = COM_POINT}, - {.type = COM_POINT}, - }, - .side = { - {.type = COM_LINE}, - {.type = COM_LINE}, - {.type = COM_LINE}, - {.type = COM_LINE}, - }, + .bottom_left = {.type = COM_POINT}, + .bottom_right = {.type = COM_POINT}, + .top_right = {.type = COM_POINT}, + .top_left = {.type = COM_POINT}, + + .bottom = {.type = COM_LINE}, + .right = {.type = COM_LINE}, + .top = {.type = COM_LINE}, + .left = {.type = COM_LINE}, }; if(topo != NULL) { add_fragment(topo, (struct topology_elem[]){ - TOPO_MOVETO(&box->corner[0]), - TOPO_LINETO(&box->corner[1]), - TOPO_LINETO(&box->corner[2]), - TOPO_LINETO(&box->corner[3]), - TOPO_LINETO(&box->corner[0]), + TOPO_MOVETO(&box->bottom_left), + TOPO_LINETO(&box->bottom_right), + TOPO_LINETO(&box->top_right), + TOPO_LINETO(&box->top_left), + TOPO_LINETO(&box->bottom_left), TOPO_END(), }); @@ -37,21 +41,21 @@ void a_box(struct box *box, struct topology *topo, struct constraints *constr) { if(constr != NULL) { add_constraint(constr, (struct constraint[]){ - POINT_ON_LINE(&box->corner[0], &box->side[0]), - POINT_ON_LINE(&box->corner[1], &box->side[0]), + POINT_ON_LINE(&box->bottom_left, &box->bottom), + POINT_ON_LINE(&box->bottom_right, &box->bottom), - POINT_ON_LINE(&box->corner[1], &box->side[1]), - POINT_ON_LINE(&box->corner[2], &box->side[1]), + POINT_ON_LINE(&box->bottom_right, &box->right), + POINT_ON_LINE(&box->top_right, &box->right), - POINT_ON_LINE(&box->corner[2], &box->side[2]), - POINT_ON_LINE(&box->corner[3], &box->side[2]), + POINT_ON_LINE(&box->top_right, &box->top), + POINT_ON_LINE(&box->top_left, &box->top), - POINT_ON_LINE(&box->corner[0], &box->side[3]), - POINT_ON_LINE(&box->corner[3], &box->side[3]), + POINT_ON_LINE(&box->bottom_left, &box->left), + POINT_ON_LINE(&box->top_left, &box->left), - LL_ANGLE(&box->side[3], &box->side[0], DEG(90)), - LL_ANGLE(&box->side[1], &box->side[2], DEG(90)), - LL_ANGLE(&box->side[2], &box->side[3], DEG(90)), + LL_ANGLE(&box->left, &box->bottom, DEG(90)), + LL_ANGLE(&box->right, &box->top, DEG(90)), + LL_ANGLE(&box->top, &box->left, DEG(90)), CEND(), }); } @@ -76,6 +80,8 @@ void draw_from_constraints(struct constraints *c, struct topology *t, struct can draw_topology(cv, t); draw_constraints(cv, c); end_drawing(cv); + + free_drawing(&drawing); } int main(int argc, char *argv[]) { @@ -92,18 +98,18 @@ int main(int argc, char *argv[]) { a_box(&box3, &topo, &constraints); add_constraint(&constraints, (struct constraint[]){ - PP_DISTANCE(&box1.corner[0], &box1.corner[1], 10), - PP_DISTANCE(&box1.corner[1], &box1.corner[2], 10), - - PP_SAME(&box2.corner[0], &box1.corner[3]), - PP_DISTANCE(&box2.corner[0], &box2.corner[1], 10), - PP_DISTANCE(&box2.corner[1], &box2.corner[2], 10), - LL_ANGLE(&box2.side[0], &box1.side[0], DEG(-60)), - - PP_SAME(&box3.corner[0], &box2.corner[3]), - PP_DISTANCE(&box3.corner[1], &box3.corner[2], 10), - PP_DISTANCE(&box3.corner[0], &box3.corner[1], 7), - LL_ANGLE(&box3.side[0], &box2.side[0], DEG(-20)), + PP_DISTANCE(&box1.bottom_left, &box1.bottom_right, 10), + PP_DISTANCE(&box1.bottom_right, &box1.top_right, 10), + + PP_SAME(&box2.bottom_left, &box1.top_left), + PP_DISTANCE(&box2.bottom_left, &box2.bottom_right, 10), + PP_DISTANCE(&box2.bottom_right, &box2.top_right, 10), + LL_ANGLE(&box2.bottom, &box1.bottom, DEG(-60)), + + PP_SAME(&box3.bottom_left, &box2.top_left), + PP_DISTANCE(&box3.bottom_right, &box3.top_right, 10), + PP_DISTANCE(&box3.bottom_left, &box3.bottom_right, 7), + LL_ANGLE(&box3.bottom, &box2.bottom, DEG(-20)), CEND(), }); @@ -111,6 +117,9 @@ int main(int argc, char *argv[]) { .state = CANVAS_INIT, .f = stdout, }; - + draw_from_constraints(&constraints, &topo, &canvas); + + free_constraints(&constraints); + free_topology(&topo); } |