# HG changeset patch
# User Grumpy7
# Date 1410046564 -7200
# Node ID 1e70f84706384f5e2282cc921aa2f00089439e61
# Parent  45102c9132e1e4d6e05066281b476487e88bfb53
simplified SpriteObject::Create

diff -r 45102c9132e1 -r 1e70f8470638 SpriteObject.cpp
--- a/SpriteObject.cpp	Sun Sep 07 01:35:33 2014 +0200
+++ b/SpriteObject.cpp	Sun Sep 07 01:36:04 2014 +0200
@@ -84,130 +84,52 @@
   field_64.z = vPosition.z;
 
   assert(sizeof(SpriteObject) == 0x70);
-  memcpy(&pSpriteObjects[v6], this, sizeof(*this));
-  if ( a5 == 0 )
-  {
-    pSpriteObjects[v6].vVelocity.z = 0;
-    if ( a4 )
-    {
-      v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
-      a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
-      pSpriteObjects[v6].vVelocity.x = fixpoint_mul(v13, a4);
-      pSpriteObjects[v6].vVelocity.y = fixpoint_mul(a5a, a4);
-      pSpriteObjects[v6].vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
-    }
-    else
-    {
-      pSpriteObjects[v6].vVelocity.y = 0;
-      pSpriteObjects[v6].vVelocity.x = 0;
-    }
-    if ( v6 >= (signed int)uNumSpriteObjects )
-      uNumSpriteObjects = v6 + 1;
-    return v6;
-  }
-  if ( a5 == 1 )
-  {
-    v17.x = vPosition.x;
-    v17.y = vPosition.y;
-    v17.z = vPosition.z;
-    Vec3_int_::Rotate(24, stru_5C6E00->uIntegerHalfPi + pSpriteObjects[v6].uFacing, 0, v17, &pSpriteObjects[v6].vPosition.x,
-                      &pSpriteObjects[v6].vPosition.y, &pSpriteObjects[v6].vPosition.z);
-    pSpriteObjects[v6].vVelocity.z = 0;
-    if ( a4 )
-    {
-      v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
-      a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
-      pSpriteObjects[v6].vVelocity.x = fixpoint_mul(v13, a4);
-      pSpriteObjects[v6].vVelocity.y = fixpoint_mul(a5a, a4);
-      pSpriteObjects[v6].vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
-    }
-    else
-    {
-      pSpriteObjects[v6].vVelocity.y = 0;
-      pSpriteObjects[v6].vVelocity.x = 0;
-    }
-    if ( v6 >= (signed int)uNumSpriteObjects )
-      uNumSpriteObjects = v6 + 1;
-    return v6;
-  }
-  if ( a5 == 2 )
+  
+  switch (a5)
   {
-    v17.x = vPosition.x;
-    v17.y = vPosition.y;
-    v17.z = vPosition.z;
-    Vec3_int_::Rotate(8, stru_5C6E00->uIntegerHalfPi + pSpriteObjects[v6].uFacing, 0, v17, &pSpriteObjects[v6].vPosition.x,
-                      &pSpriteObjects[v6].vPosition.y, &pSpriteObjects[v6].vPosition.z);
-    pSpriteObjects[v6].vVelocity.z = 0;
-    if ( a4 )
-    {
-      v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
-      a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
-      pSpriteObjects[v6].vVelocity.x = fixpoint_mul(v13, a4);
-      pSpriteObjects[v6].vVelocity.y = fixpoint_mul(a5a, a4);
-      pSpriteObjects[v6].vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
-    }
-    else
-    {
-      pSpriteObjects[v6].vVelocity.y = 0;
-      pSpriteObjects[v6].vVelocity.x = 0;
-    }
-    if ( v6 >= (signed int)uNumSpriteObjects )
-      uNumSpriteObjects = v6 + 1;
-    return v6;
-  }
-  if ( a5 == 3 )
-  {
-    v17.x = vPosition.x;
-    v17.y = vPosition.y;
-    v17.z = vPosition.z;
-    Vec3_int_::Rotate(8, pSpriteObjects[v6].uFacing - stru_5C6E00->uIntegerHalfPi, 0, v17, &pSpriteObjects[v6].vPosition.x,
-                      &pSpriteObjects[v6].vPosition.y, &pSpriteObjects[v6].vPosition.z);
-    pSpriteObjects[v6].vVelocity.z = 0;
-    if ( a4 )
-    {
-      v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
-      a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
-      pSpriteObjects[v6].vVelocity.x = fixpoint_mul(v13, a4);
-      pSpriteObjects[v6].vVelocity.y = fixpoint_mul(a5a, a4);
-      pSpriteObjects[v6].vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
-    }
-    else
-    {
-      pSpriteObjects[v6].vVelocity.y = 0;
-      pSpriteObjects[v6].vVelocity.x = 0;
-    }
-    if ( v6 >= (signed int)uNumSpriteObjects )
-      uNumSpriteObjects = v6 + 1;
-    return v6;
-  }
-  if ( a5 == 4 )
-  {
-    v17.x = vPosition.x;
-    v17.y = vPosition.y;
-    v17.z = vPosition.z;
-    Vec3_int_::Rotate(24, pSpriteObjects[v6].uFacing - stru_5C6E00->uIntegerHalfPi, 0, v17, &pSpriteObjects[v6].vPosition.x,
-                      &pSpriteObjects[v6].vPosition.y, &pSpriteObjects[v6].vPosition.z);
-    pSpriteObjects[v6].vVelocity.z = 0;
-    if ( a4 )
-    {
-      v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
-      a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
-      pSpriteObjects[v6].vVelocity.x = fixpoint_mul(v13, a4);
-      pSpriteObjects[v6].vVelocity.y = fixpoint_mul(a5a, a4);
-      pSpriteObjects[v6].vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
-    }
-    else
-    {
-      pSpriteObjects[v6].vVelocity.y = 0;
-      pSpriteObjects[v6].vVelocity.x = 0;
-    }
-    if ( v6 >= (signed int)uNumSpriteObjects )
-      uNumSpriteObjects = v6 + 1;
-    return v6;
+  case 0:
+    break;  //do nothing
+  case 1:
+    Vec3_int_::Rotate(24, stru_5C6E00->uIntegerHalfPi + uFacing, 0, vPosition, &vPosition.x,
+      &vPosition.y, &vPosition.z);
+    break;
+  case 2:
+    Vec3_int_::Rotate(8, stru_5C6E00->uIntegerHalfPi + uFacing, 0, vPosition, &vPosition.x,
+      &vPosition.y, &vPosition.z);
+    break;
+  case 3:
+    Vec3_int_::Rotate(8, uFacing - stru_5C6E00->uIntegerHalfPi, 0, vPosition, &vPosition.x,
+      &vPosition.y, &vPosition.z);
+    break;
+  case 4:
+    Vec3_int_::Rotate(24, uFacing - stru_5C6E00->uIntegerHalfPi, 0, vPosition, &vPosition.x,
+      &vPosition.y, &vPosition.z);
+    break;
+  default:
+    assert(false);
+    return 0;
+    break;
   }
 
-  assert(false);
-  return 0;
+  if ( a4 )
+  {
+    v13 = fixpoint_mul(stru_5C6E00->Cos(angle), stru_5C6E00->Cos(pitch));
+    a5a = fixpoint_mul(stru_5C6E00->Sin(angle), stru_5C6E00->Cos(pitch));
+    vVelocity.x = fixpoint_mul(v13, a4);
+    vVelocity.y = fixpoint_mul(a5a, a4);
+    vVelocity.z = fixpoint_mul(stru_5C6E00->Sin(pitch), a4);
+  }
+  else
+  {
+    vVelocity.y = 0;
+    vVelocity.x = 0;
+    vVelocity.z = 0;
+  }
+
+  memcpy(&pSpriteObjects[v6], this, sizeof(*this));
+  if ( v6 >= (signed int)uNumSpriteObjects )
+    uNumSpriteObjects = v6 + 1;
+  return v6;
 }
 
 //----- (00471C03) --------------------------------------------------------