diff options
Diffstat (limited to 'src/construction.c')
| -rw-r--r-- | src/construction.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/construction.c b/src/construction.c index b73ee69..209b167 100644 --- a/src/construction.c +++ b/src/construction.c @@ -66,13 +66,20 @@ struct element* insert_cmd(struct drawing *drawing, struct command cmd) { return &new->result; } +#define SETSIGN(b, v) ((v) * ((2 * (b)) - 1)) void execute_drawing(struct drawing *drawing, double inputs[]) { for(struct command *current = drawing->root; current != NULL; current = current->next) { switch(current->op) { case CMD_VALUE_INPUT: { assert(current->result.type == ETYPE_VALUE); - current->result.value = inputs[current->index]; + current->result.value = SETSIGN(current->dir, inputs[current->index]); + }break; + case CMD_OFFSET_INPUT: { + assert(current->arg1->type == ETYPE_VALUE); + assert(current->result.type == ETYPE_VALUE); + current->result.value = current->arg1->value + SETSIGN(current->dir, inputs[current->index]); + current->result.value -= (M_PI*2.0) * floor(current->result.value / (M_PI*2.0)); }break; case CMD_ORIGIN: { assert(current->result.type == ETYPE_POINT); |