Implements D3DRMVectorDotProduct

[David.Adam at math.cnrs.fr]

-------------- next part --------------
>From bb9e1c4d34d87dc41b5501088e1624fa30a446fb Mon Sep 17 00:00:00 2001
From: Adam <David.Adam at math.cnrs.fr>
Date: Sun, 15 Apr 2007 12:52:49 +0200
Subject: [PATCH] [5] Implements D3DRMVectorDotProduct with test.

---
 dlls/d3drm/d3drm.spec     |    2 +-
 dlls/d3drm/math.c         |    8 ++++++++
 dlls/d3drm/tests/vector.c |    7 +++++++
 3 files changed, 16 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 f15db68..332f5a5 100644
--- a/dlls/d3drm/math.c
+++ b/dlls/d3drm/math.c
@@ -49,6 +49,14 @@ LPD3DVECTOR D3DRMAPI D3DRMVectorCrossPro
     return d;
 }
 
+/* Dot Product of Two vectors */
+D3DVALUE D3DRMAPI 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;
+}
+
 /* Subtract Two Vectors */
 LPD3DVECTOR D3DRMAPI D3DRMVectorSubtract(LPD3DVECTOR d, LPD3DVECTOR s1, LPD3DVECTOR s2)
 {
diff --git a/dlls/d3drm/tests/vector.c b/dlls/d3drm/tests/vector.c
index fa7ff9d..5eebfd9 100644
--- a/dlls/d3drm/tests/vector.c
+++ b/dlls/d3drm/tests/vector.c
@@ -29,6 +29,7 @@ #define expect_vec(expectedvec,gotvec) \
 
 static LPD3DVECTOR (D3DRMAPI *pD3DRMVectorAdd)(LPD3DVECTOR,LPD3DVECTOR,LPD3DVECTOR);
 static LPD3DVECTOR (D3DRMAPI *pD3DRMVectorCrossProduct)(LPD3DVECTOR,LPD3DVECTOR,LPD3DVECTOR);
+static D3DVALUE (D3DRMAPI *pD3DRMVectorDotProduct)(LPD3DVECTOR,LPD3DVECTOR);
 static LPD3DVECTOR (D3DRMAPI *pD3DRMVectorSubtract)(LPD3DVECTOR,LPD3DVECTOR,LPD3DVECTOR);
 
 static void init_function_pointers(void)
@@ -43,11 +44,13 @@ static void init_function_pointers(void)
 
     pD3DRMVectorAdd = (void*)GetProcAddress(hmod, "D3DRMVectorAdd");
     pD3DRMVectorCrossProduct = (void*)GetProcAddress(hmod, "D3DRMVectorCrossProduct");
+    pD3DRMVectorDotProduct = (void*)GetProcAddress(hmod, "D3DRMVectorDotProduct");
     pD3DRMVectorSubtract = (void*)GetProcAddress(hmod, "D3DRMVectorSubtract");
 }
 
 static void VectorTest(void)
 {
+    D3DVALUE mod;
     D3DVECTOR e,r,u,v;
 
     u.x=2.0;u.y=2.0;u.z=1.0;
@@ -67,6 +70,10 @@ static void VectorTest(void)
     expect_vec(e,r);
               }
 
+/*_______________________VectorDotProduct__________________________*/
+    mod=pD3DRMVectorDotProduct(&u,&v);
+    todo_wine ok((mod == 16.0), "Expected 16.0, Got %f",mod); 
+
 /*_______________________VectorSubtract__________________________*/
     pD3DRMVectorSubtract(&r,&u,&v);
     e.x=-2.0;e.y=-2.0;e.z=1.0;
-- 
1.4.2