From a8b2a06aa2a1956347d992cbddd12925fa4b31fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miloslav=20=C4=8C=C3=AD=C5=BE?= <tastyfish@seznam.cz>
Date: Sat, 8 Sep 2018 07:09:46 +0200
Subject: [PATCH] Rework shear

---
 game.cpp | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/game.cpp b/game.cpp
index c967b26..50f9be2 100644
--- a/game.cpp
+++ b/game.cpp
@@ -685,6 +685,7 @@ public:
     mCamera.height = UNITS_PER_SQUARE * 3;
     mCamera.resolution.x = 110 / SUBSAMPLE;
     mCamera.resolution.y = 88;
+    mCamera.shear = 0;
 
     mCamera.collisionRadius = UNITS_PER_SQUARE / 4;
     mCamera.collisionHeightBelow = UNITS_PER_SQUARE;
@@ -767,8 +768,6 @@ inline void pixelFunc(PixelInfo pixel)
 
 unsigned short pal[256];
 
-Unit shear = 0;
-
 void draw()
 {
   RayConstraints c;
@@ -777,7 +776,7 @@ void draw()
   c.maxSteps = 10;
   c.computeTextureCoords = 1;
 
-  render(player.mCamera,floorHeightAt,ceilingHeightAt,textureAt,pixelFunc,c,shear);
+  render(player.mCamera,floorHeightAt,ceilingHeightAt,textureAt,pixelFunc,c);
 
   Unit previousDepth;
 
@@ -877,7 +876,7 @@ int main()
         if (strafe)
           heightOffset = step;
         else if (lookUpDown)
-          shear = min(shear + 100, 2 * UNITS_PER_SQUARE);
+          player.mCamera.shear = min(player.mCamera.shear + 10,60);
         else
           moveOffset = d;
       }
@@ -886,16 +885,18 @@ int main()
         if (strafe)
           heightOffset = -step;
         else if (lookUpDown)
-          shear = max(shear - 100, -2 * UNITS_PER_SQUARE);
+          player.mCamera.shear = max(player.mCamera.shear - 10,-60);
         else
         {
           moveOffset.x = -1 * d.x;
           moveOffset.y = -1 * d.y;
         }
       }
-
-      if (!lookUpDown)
-        shear = shear / 2;
+      else
+        player.mCamera.shear /= 2;
+      
+      if (!lookUpDown)  
+        player.mCamera.shear /= 2;
 
       int addition = 0;