From 0da0bfdb38f1b8b06ac0e235db4420678c84474c Mon Sep 17 00:00:00 2001
From: walkerxk <walkerxk@gmail.com>
Date: Tue, 8 Feb 2022 22:30:38 +0800
Subject: [PATCH] add land mode

---
 sl.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/sl.c b/sl.c
index e549ac8c..c1bb1c43 100644
--- a/sl.c
+++ b/sl.c
@@ -54,6 +54,7 @@ int my_mvaddstr(int y, int x, char *str);
 int ACCIDENT  = 0;
 int LOGO      = 0;
 int FLY       = 0;
+int LAND       = 0;
 int C51       = 0;
 
 int my_mvaddstr(int y, int x, char *str)
@@ -67,12 +68,13 @@ int my_mvaddstr(int y, int x, char *str)
 
 void option(char *str)
 {
-    extern int ACCIDENT, LOGO, FLY, C51;
+    extern int ACCIDENT, LOGO, FLY, LAND, C51;
 
     while (*str != '\0') {
         switch (*str++) {
             case 'a': ACCIDENT = 1; break;
             case 'F': FLY      = 1; break;
+            case 'L': LAND     = 1; break;
             case 'l': LOGO     = 1; break;
             case 'c': C51      = 1; break;
             default:                break;
@@ -139,6 +141,10 @@ int add_sl(int x)
     if (x < - LOGOLENGTH)  return ERR;
     y = LINES / 2 - 3;
 
+    if (LAND == 1) {
+        y = 1.5 * LINES - (x / 6) - (COLS / 6) - LOGOHEIGHT;
+        py1 = -2;  py2 = -4;  py3 = -6;
+    }
     if (FLY == 1) {
         y = (x / 6) + LINES - (COLS / 6) - LOGOHEIGHT;
         py1 = 2;  py2 = 4;  py3 = 6;
@@ -183,6 +189,10 @@ int add_D51(int x)
     if (x < - D51LENGTH)  return ERR;
     y = LINES / 2 - 5;
 
+    if (LAND == 1) {
+        y = 1.5 * LINES - (x / 7) - (COLS / 7) - D51HEIGHT;
+        dy = -1;
+    }
     if (FLY == 1) {
         y = (x / 7) + LINES - (COLS / 7) - D51HEIGHT;
         dy = 1;
@@ -223,6 +233,10 @@ int add_C51(int x)
     if (x < - C51LENGTH)  return ERR;
     y = LINES / 2 - 5;
 
+    if (LAND == 1) {
+        y = 1.5 * LINES - (x / 7) - (COLS / 7) - C51HEIGHT;
+        dy = -1;
+    }
     if (FLY == 1) {
         y = (x / 7) + LINES - (COLS / 7) - C51HEIGHT;
         dy = 1;