From d7f0804248baac350a51d3a28cd11e69c56f31bc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miloslav=20=C4=8C=C3=AD=C5=BE?= <tastyfish@seznam.cz>
Date: Wed, 19 Jun 2019 19:05:18 +0200
Subject: [PATCH] Add collisions to city

---
 programs/city.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/programs/city.c b/programs/city.c
index 3656d18..2ee7ccf 100644
--- a/programs/city.c
+++ b/programs/city.c
@@ -258,7 +258,19 @@ int main()
     {
       if (coll == 1)
       {
-        models[1].transform.translation = previousPos;
+        S3L_Vec4 newPos = models[1].transform.translation;
+        newPos.x = previousPos.x;
+
+        if (collision(newPos))
+        {
+          newPos = models[1].transform.translation;
+          newPos.z = previousPos.z;
+
+          if (collision(newPos))
+            newPos = previousPos;
+        }
+
+        models[1].transform.translation = newPos;
       }
       else if (coll == 2)
       {
@@ -272,6 +284,7 @@ int main()
       }
     }
 
+
     scene.camera.transform.translation.x = scene.models[1].transform.translation.x - carDirection.x;
     scene.camera.transform.translation.y = S3L_FRACTIONS_PER_UNIT / 2;
     scene.camera.transform.translation.z = scene.models[1].transform.translation.z - carDirection.z;