}
};
+static struct XY xy_topdown[] =
+{
+ { 0, -1 },
+ { -1, 0 },
+ { +1, 0 },
+ { 0, +1 }
+};
+
// forward declaration for internal use
static void UnmapToolButtons(void);
int max_fieldx, int max_fieldy)
{
static struct XY stack_buffer[MAX_LEV_FIELDX * MAX_LEV_FIELDY];
- static struct XY check[4] = { { -1, 0 }, { 0, -1 }, { 1, 0 }, { 0, 1 } };
+ struct XY *check = xy_topdown;
int old_element = field[start_x][start_y];
int stack_pos = 0;
int sx = SCREENX(x), sy = SCREENY(y);
int element;
int i;
- static int xy[4][2] =
- {
- { 0, -1 },
- { -1, 0 },
- { +1, 0 },
- { 0, +1 }
- };
+ struct XY *xy = xy_topdown;
if (!IN_LEV_FIELD(x, y))
return;
// crumble field borders towards direct neighbour fields
for (i = 0; i < 4; i++)
{
- int xx = x + xy[i][0];
- int yy = y + xy[i][1];
+ int xx = x + xy[i].x;
+ int yy = y + xy[i].y;
element = (IN_LEV_FIELD(xx, yy) ? TILE_GFX_ELEMENT(xx, yy) :
BorderElement);
// crumble field borders of direct neighbour fields
for (i = 0; i < 4; i++)
{
- int xx = x + xy[i][0];
- int yy = y + xy[i][1];
- int sxx = sx + xy[i][0];
- int syy = sy + xy[i][1];
+ int xx = x + xy[i].x;
+ int yy = y + xy[i].y;
+ int sxx = sx + xy[i].x;
+ int syy = sy + xy[i].y;
if (!IN_LEV_FIELD(xx, yy) ||
!IN_SCR_FIELD(sxx, syy))
void DrawLevelFieldCrumbledNeighbours(int x, int y)
{
int sx = SCREENX(x), sy = SCREENY(y);
- static int xy[4][2] =
- {
- { 0, -1 },
- { -1, 0 },
- { +1, 0 },
- { 0, +1 }
- };
+ struct XY *xy = xy_topdown;
int i;
// crumble direct neighbour fields (required for field borders)
for (i = 0; i < 4; i++)
{
- int xx = x + xy[i][0];
- int yy = y + xy[i][1];
- int sxx = sx + xy[i][0];
- int syy = sy + xy[i][1];
+ int xx = x + xy[i].x;
+ int yy = y + xy[i].y;
+ int sxx = sx + xy[i].x;
+ int syy = sy + xy[i].y;
if (!IN_LEV_FIELD(xx, yy) ||
!IN_SCR_FIELD(sxx, syy) ||