]> git.lizzy.rs Git - nothing.git/blob - src/game/level_script.c
Merge pull request #552 from tsoding/550
[nothing.git] / src / game / level_script.c
1 #include <assert.h>
2
3 #include "ebisp/gc.h"
4 #include "ebisp/interpreter.h"
5 #include "ebisp/scope.h"
6 #include "game/level/player/rigid_rect.h"
7 #include "level.h"
8 #include "level_script.h"
9 #include "system/log.h"
10
11 static struct EvalResult
12 hide_goal(void *param, Gc *gc, struct Scope *scope, struct Expr args)
13 {
14     assert(param);
15     assert(gc);
16     assert(scope);
17
18     Level * const level = (Level*)param;
19     const char * const goal_id = NULL;
20
21     struct EvalResult result = match_list(gc, "s", args, &goal_id);
22     if (result.is_error) {
23         return result;
24     }
25
26     level_hide_goal(level, goal_id);
27
28     return eval_success(NIL(gc));
29 }
30
31 static struct EvalResult
32 show_goal(void *param, Gc *gc, struct Scope *scope, struct Expr args)
33 {
34     assert(param);
35     assert(gc);
36     assert(scope);
37
38     Level * const level = (Level*)param;
39     const char *goal_id = NULL;
40
41     struct EvalResult result = match_list(gc, "s", args, &goal_id);
42     if (result.is_error) {
43         return result;
44     }
45
46     level_show_goal(level, goal_id);
47
48     return eval_success(NIL(gc));
49 }
50
51 static struct EvalResult
52 rect_apply_force(void *param, Gc *gc, struct Scope *scope, struct Expr args)
53 {
54     assert(gc);
55     assert(scope);
56     assert(param);
57
58     /* TODO(#401): rect_apply_force doesn't sanitize it's input */
59
60     Level *level = (Level*) param;
61     const char *rect_id = CAR(args).atom->str;
62     struct Expr vector_force_expr = CAR(CDR(args));
63     const float force_x = (float) CAR(vector_force_expr).atom->num;
64     const float force_y = (float) CDR(vector_force_expr).atom->num;
65
66     print_expr_as_sexpr(stdout, args); printf("\n");
67
68     Rigid_rect *rigid_rect = level_rigid_rect(level, rect_id);
69     if (rigid_rect != NULL) {
70         log_info("Found rect `%s`\n", rect_id);
71         log_info("Applying force (%f, %f)\n", force_x, force_y);
72         rigid_rect_apply_force(rigid_rect, vec(force_x, force_y));
73     } else {
74         log_fail("Couldn't find rigid_rect `%s`\n", rect_id);
75     }
76
77     return eval_success(NIL(gc));
78 }
79
80 static struct EvalResult
81 hide_label(void *param, Gc *gc, struct Scope *scope, struct Expr args)
82 {
83     assert(param);
84     assert(gc);
85     assert(scope);
86
87     Level *level = (Level*) param;
88     const char *label_id = NULL;
89
90     struct EvalResult result = match_list(gc, "s", args, &label_id);
91     if (result.is_error) {
92         return result;
93     }
94
95     level_hide_label(level, label_id);
96
97     return eval_success(NIL(gc));
98 }
99
100 static struct EvalResult
101 show_label(void *param, Gc *gc, struct Scope *scope, struct Expr args)
102 {
103     assert(param);
104     assert(gc);
105     assert(scope);
106     (void) args;
107
108     /* TODO(#523): show-label is not implemented */
109
110     return not_implemented(gc);
111 }
112
113 void load_level_library(Gc *gc, struct Scope *scope, Level *level)
114 {
115     set_scope_value(
116         gc,
117         scope,
118         SYMBOL(gc, "rect-apply-force"),
119         NATIVE(gc, rect_apply_force, level));
120     set_scope_value(
121         gc,
122         scope,
123         SYMBOL(gc, "hide-goal"),
124         NATIVE(gc, hide_goal, level));
125     set_scope_value(
126         gc,
127         scope,
128         SYMBOL(gc, "show-goal"),
129         NATIVE(gc, show_goal, level));
130     set_scope_value(
131         gc,
132         scope,
133         SYMBOL(gc, "show-label"),
134         NATIVE(gc, show_label, level));
135     set_scope_value(
136         gc,
137         scope,
138         SYMBOL(gc, "hide-label"),
139         NATIVE(gc, hide_label, level));
140 }