#include <aversive.h>
#include <aversive/pgmspace.h>
+#include <aversive/error.h>
#include <ax12.h>
#include <uart.h>
x += (STEP_CORN_X/2);
i = x / STEP_CORN_X;
- y = COLOR_Y(y);
+ y = COLOR_Y(y); /* Y depends on color */
y -= OFFSET_CORN_Y;
if ((i & 1) == 1) {
j = y / STEP_CORN_Y;
/******** CORN */
-/* return the index of a corn given its i,j coords. */
-int8_t ijcoord_to_corn_idx(uint8_t i, uint8_t j)
+static int8_t early_ijcoord_to_corn_idx(uint8_t i, uint8_t j)
{
uint8_t n;
for (n = 0; n < CORN_NB; n ++) {
return -1;
}
+/* return the index of a corn given its i,j coords. */
+int8_t ijcoord_to_corn_idx(uint8_t i, uint8_t j)
+{
+ if (strat_db.wp_table[i][j].type != WP_TYPE_CORN)
+ return -1;
+ return strat_db.wp_table[i][j].corn.idx;
+}
+
/* return the i,j coords of a corn given its index */
int8_t corn_idx_to_ijcoord(uint8_t idx, uint8_t *i, uint8_t *j)
{
}
/* corn */
- idx = ijcoord_to_corn_idx(i, j);
+ idx = early_ijcoord_to_corn_idx(i, j);
if (idx >= 0) {
wp->type = WP_TYPE_CORN;
wp->present = 1;