=?UTF-8?Q?Rico=20Sch=C3=BCller=20?=: d3dx9: Use float functions in D3DXQuaternionExp().
Alexandre Julliard
julliard at winehq.org
Thu Sep 27 15:39:08 CDT 2012
Module: wine
Branch: master
Commit: ef65fddaf9db55ad4b7edb825b9a2c691bbcb09b
URL: http://source.winehq.org/git/wine.git/?a=commit;h=ef65fddaf9db55ad4b7edb825b9a2c691bbcb09b
Author: Rico Schüller <kgbricola at web.de>
Date: Thu Sep 27 12:14:49 2012 +0200
d3dx9: Use float functions in D3DXQuaternionExp().
---
dlls/d3dx9_36/math.c | 27 ++++++++++++++-------------
1 files changed, 14 insertions(+), 13 deletions(-)
diff --git a/dlls/d3dx9_36/math.c b/dlls/d3dx9_36/math.c
index dc0cfb7..d54095a 100644
--- a/dlls/d3dx9_36/math.c
+++ b/dlls/d3dx9_36/math.c
@@ -1263,28 +1263,29 @@ D3DXQUATERNION* WINAPI D3DXQuaternionBaryCentric(D3DXQUATERNION *pout, CONST D3D
return pout;
}
-D3DXQUATERNION* WINAPI D3DXQuaternionExp(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq)
+D3DXQUATERNION * WINAPI D3DXQuaternionExp(D3DXQUATERNION *out, const D3DXQUATERNION *q)
{
FLOAT norm;
- TRACE("(%p, %p)\n", pout, pq);
+ TRACE("out %p, q %p\n", out, q);
- norm = sqrt(pq->x * pq->x + pq->y * pq->y + pq->z * pq->z);
- if (norm )
+ norm = sqrtf(q->x * q->x + q->y * q->y + q->z * q->z);
+ if (norm)
{
- pout->x = sin(norm) * pq->x / norm;
- pout->y = sin(norm) * pq->y / norm;
- pout->z = sin(norm) * pq->z / norm;
- pout->w = cos(norm);
+ out->x = sinf(norm) * q->x / norm;
+ out->y = sinf(norm) * q->y / norm;
+ out->z = sinf(norm) * q->z / norm;
+ out->w = cosf(norm);
}
else
{
- pout->x = 0.0f;
- pout->y = 0.0f;
- pout->z = 0.0f;
- pout->w = 1.0f;
+ out->x = 0.0f;
+ out->y = 0.0f;
+ out->z = 0.0f;
+ out->w = 1.0f;
}
- return pout;
+
+ return out;
}
D3DXQUATERNION* WINAPI D3DXQuaternionInverse(D3DXQUATERNION *pout, CONST D3DXQUATERNION *pq)
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