/**
* Apply text lighting effects
*/
static void grid_get_attr(grid_data *g, int *a)
{
feature_type *f_ptr = &f_info[g->f_idx];
/* Save the high-bit, since it's used for attr inversion in GCU */
int a0 = *a & 0x80;
/* Remove the high bit so we can add it back again at the end */
*a = (*a & 0x7F);
/* Never play with fg colours for treasure */
if (!feat_is_treasure(g->f_idx)) {
/* Tint trap detection borders */
if (g->trapborder)
*a = (g->in_view ? COLOUR_L_GREEN : COLOUR_GREEN);
/* Only apply lighting effects when the attr is white --
* this is to stop e.g. doors going grey when out of LOS */
if (*a == COLOUR_WHITE) {
/* If it's a floor tile then we'll tint based on lighting. */
if (tf_has(f_ptr->flags, TF_TORCH))
switch (g->lighting) {
case LIGHTING_TORCH: *a = COLOUR_YELLOW; break;
case LIGHTING_LIT: *a = COLOUR_L_DARK; break;
case LIGHTING_DARK: *a = COLOUR_L_DARK; break;
default: break;
}
/* If it's another kind of tile, only tint when unlit. */
else if (g->lighting == LIGHTING_DARK ||
g->lighting == LIGHTING_LIT)
*a = COLOUR_L_DARK;
} else if (feat_is_magma(g->f_idx) || feat_is_quartz(g->f_idx)) {
if (!g->in_view) {
*a = COLOUR_L_DARK;
}
}
}
/* Hybrid or block walls -- for GCU, then for everyone else */
if (a0) {
*a = a0 | *a;
} else if (use_graphics == GRAPHICS_NONE && feat_is_wall(g->f_idx)) {
if (OPT(hybrid_walls))
*a = *a + (MAX_COLORS * BG_DARK);
else if (OPT(solid_walls))
*a = *a + (MAX_COLORS * BG_SAME);
}
}
/**
* Apply text lighting effects
*/
static void grid_get_attr(struct grid_data *g, int *a)
{
/* Save the high-bit, since it's used for attr inversion in GCU */
int a0 = *a & 0x80;
/* Remove the high bit so we can add it back again at the end */
*a = (*a & 0x7F);
/* Never play with fg colours for treasure */
if (!feat_is_treasure(g->f_idx)) {
/* Only apply lighting effects when the attr is white and it's a
* floor or wall */
if ((*a == COLOUR_WHITE) &&
(feat_is_floor(g->f_idx) || feat_is_wall(g->f_idx))) {
/* If it's a floor tile then we'll tint based on lighting. */
if (feat_is_torch(g->f_idx))
switch (g->lighting) {
case LIGHTING_TORCH: *a = COLOUR_YELLOW; break;
case LIGHTING_LIT: *a = COLOUR_L_DARK; break;
case LIGHTING_DARK: *a = COLOUR_L_DARK; break;
default: break;
}
/* If it's another kind of tile, only tint when unlit. */
else if (g->lighting == LIGHTING_DARK ||
g->lighting == LIGHTING_LIT)
*a = COLOUR_L_DARK;
} else if (feat_is_magma(g->f_idx) || feat_is_quartz(g->f_idx)) {
if (!g->in_view) {
*a = COLOUR_L_DARK;
}
}
}
/* Hybrid or block walls -- for GCU, then for everyone else */
if (a0) {
*a = a0 | *a;
} else if (use_graphics == GRAPHICS_NONE && feat_is_wall(g->f_idx)) {
if (OPT(player, hybrid_walls))
*a = *a + (MAX_COLORS * BG_DARK);
else if (OPT(player, solid_walls))
*a = *a + (MAX_COLORS * BG_SAME);
}
}
/**
* True if the square is a magma wall.
*/
bool square_ismagma(struct chunk *c, int y, int x)
{
return feat_is_magma(c->squares[y][x].feat);
}