David Adam : d3drm: Implement D3DRMVectorDotProduct.

Alexandre Julliard julliard at wine.codeweavers.com
Mon Apr 23 14:26:20 CDT 2007


Module: wine
Branch: master
Commit: de77d8e9fc73aae40e4f7301a4c721a4544469c9
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=de77d8e9fc73aae40e4f7301a4c721a4544469c9

Author: David Adam <David.Adam at math.cnrs.fr>
Date:   Thu Apr 19 21:07:54 2007 +0200

d3drm: Implement D3DRMVectorDotProduct.

---

 dlls/d3drm/d3drm.spec     |    2 +-
 dlls/d3drm/math.c         |    8 ++++++++
 dlls/d3drm/tests/vector.c |    5 +++++
 3 files changed, 14 insertions(+), 1 deletions(-)

diff --git a/dlls/d3drm/d3drm.spec b/dlls/d3drm/d3drm.spec
index 4347160..59c1e03 100644
--- a/dlls/d3drm/d3drm.spec
+++ b/dlls/d3drm/d3drm.spec
@@ -10,7 +10,7 @@
 @ stub D3DRMQuaternionSlerp
 @ stdcall D3DRMVectorAdd(ptr ptr ptr)
 @ stdcall D3DRMVectorCrossProduct(ptr ptr ptr)
-@ stub D3DRMVectorDotProduct
+@ stdcall D3DRMVectorDotProduct(ptr ptr)
 @ stub D3DRMVectorModulus
 @ stub D3DRMVectorNormalize
 @ stub D3DRMVectorRandom
diff --git a/dlls/d3drm/math.c b/dlls/d3drm/math.c
index 39b96d0..d9078fe 100644
--- a/dlls/d3drm/math.c
+++ b/dlls/d3drm/math.c
@@ -58,3 +58,11 @@ LPD3DVECTOR WINAPI D3DRMVectorCrossProduct(LPD3DVECTOR d, LPD3DVECTOR s1, LPD3DV
     d->z=s1->x * s2->y - s1->y * s2->x;
     return d;
 }
+
+/* Dot Product of Two vectors */
+D3DVALUE WINAPI D3DRMVectorDotProduct(LPD3DVECTOR s1, LPD3DVECTOR s2)
+{
+    D3DVALUE dot_product;
+    dot_product=s1->x * s2->x + s1->y * s2->y + s1->z * s2->z;
+    return dot_product;
+}
diff --git a/dlls/d3drm/tests/vector.c b/dlls/d3drm/tests/vector.c
index 52c81e8..4b76ba2 100644
--- a/dlls/d3drm/tests/vector.c
+++ b/dlls/d3drm/tests/vector.c
@@ -32,6 +32,7 @@
 
 void VectorTest(void)
 {
+    D3DVALUE mod;
     D3DVECTOR e,r,u,v;
 
     u.x=2.0;u.y=2.0;u.z=1.0;
@@ -51,6 +52,10 @@ void VectorTest(void)
     D3DRMVectorCrossProduct(&r,&u,&v);
     e.x=-4.0;e.y=4.0;e.z=0.0;
     expect_vec(e,r);
+
+/*_______________________VectorDotProduct__________________________*/
+    mod=D3DRMVectorDotProduct(&u,&v);
+    ok((mod == 16.0), "Expected 16.0, Got %f",mod);
 }
 
 START_TEST(vector)




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