David Adam : d3drm: Implement D3DRMVectorModulus.
Alexandre Julliard
julliard at wine.codeweavers.com
Mon Apr 23 14:26:21 CDT 2007
Module: wine
Branch: master
Commit: d882ee27464060c6ff212c80ed00e99a42e55617
URL: http://source.winehq.org/git/wine.git/?a=commit;h=d882ee27464060c6ff212c80ed00e99a42e55617
Author: David Adam <David.Adam at math.cnrs.fr>
Date: Thu Apr 19 21:08:56 2007 +0200
d3drm: Implement D3DRMVectorModulus.
---
dlls/d3drm/d3drm.spec | 2 +-
dlls/d3drm/math.c | 8 ++++++++
dlls/d3drm/tests/vector.c | 4 ++++
3 files changed, 13 insertions(+), 1 deletions(-)
diff --git a/dlls/d3drm/d3drm.spec b/dlls/d3drm/d3drm.spec
index 59c1e03..b736405 100644
--- a/dlls/d3drm/d3drm.spec
+++ b/dlls/d3drm/d3drm.spec
@@ -11,7 +11,7 @@
@ stdcall D3DRMVectorAdd(ptr ptr ptr)
@ stdcall D3DRMVectorCrossProduct(ptr ptr ptr)
@ stdcall D3DRMVectorDotProduct(ptr ptr)
-@ stub D3DRMVectorModulus
+@ stdcall D3DRMVectorModulus(ptr)
@ stub D3DRMVectorNormalize
@ stub D3DRMVectorRandom
@ stub D3DRMVectorReflect
diff --git a/dlls/d3drm/math.c b/dlls/d3drm/math.c
index d9078fe..5b31171 100644
--- a/dlls/d3drm/math.c
+++ b/dlls/d3drm/math.c
@@ -66,3 +66,11 @@ D3DVALUE WINAPI D3DRMVectorDotProduct(LPD3DVECTOR s1, LPD3DVECTOR s2)
dot_product=s1->x * s2->x + s1->y * s2->y + s1->z * s2->z;
return dot_product;
}
+
+/* Norm of a vector */
+D3DVALUE WINAPI D3DRMVectorModulus(LPD3DVECTOR v)
+{
+ D3DVALUE result;
+ result=sqrt(v->x * v->x + v->y * v->y + v->z * v->z);
+ return result;
+}
diff --git a/dlls/d3drm/tests/vector.c b/dlls/d3drm/tests/vector.c
index 4b76ba2..83f6446 100644
--- a/dlls/d3drm/tests/vector.c
+++ b/dlls/d3drm/tests/vector.c
@@ -56,6 +56,10 @@ void VectorTest(void)
/*_______________________VectorDotProduct__________________________*/
mod=D3DRMVectorDotProduct(&u,&v);
ok((mod == 16.0), "Expected 16.0, Got %f",mod);
+
+/*_______________________VectorModulus_____________________________*/
+ mod=D3DRMVectorModulus(&u);
+ ok((mod == 3.0), "Expected 3.0, Got %f",mod);
}
START_TEST(vector)
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