David Adam : d3dx8: Implement D3DX*Subtract.
Alexandre Julliard
julliard at winehq.org
Mon Oct 22 09:55:46 CDT 2007
Module: wine
Branch: master
Commit: 4ef92a23e56cfff7013d7ad1af7927e3cded6574
URL: http://source.winehq.org/git/wine.git/?a=commit;h=4ef92a23e56cfff7013d7ad1af7927e3cded6574
Author: David Adam <David.Adam at math.cnrs.fr>
Date: Thu Oct 18 18:38:32 2007 +0200
d3dx8: Implement D3DX*Subtract.
---
dlls/d3dx8/tests/math.c | 23 ++++++++++++++++++++++-
include/d3dx8math.inl | 17 +++++++++++++++++
2 files changed, 39 insertions(+), 1 deletions(-)
diff --git a/dlls/d3dx8/tests/math.c b/dlls/d3dx8/tests/math.c
index 631c8ee..dcee021 100644
--- a/dlls/d3dx8/tests/math.c
+++ b/dlls/d3dx8/tests/math.c
@@ -231,6 +231,17 @@ static void D3X8Vector3Test(void)
expected=0.0f;
got = D3DXVec3LengthSq(NULL);
ok(fabs( got - expected ) < admitted_error, "Expected: %f, Got: %f\n", expected, got);
+
+/*_______________D3DXVec3Subtract_______________________*/
+ expectedvec.x = 7.0f; expectedvec.y = 9.0f; expectedvec.z = 6.0f;
+ D3DXVec3Subtract(&gotvec,&u,&v);
+ expect_vec3(expectedvec,gotvec);
+ /* Tests the case NULL */
+ funcpointer = D3DXVec3Subtract(&gotvec,NULL,&v);
+ ok(funcpointer == NULL, "Expected: %p, Got: %p\n", NULL, funcpointer);
+ funcpointer = D3DXVec3Subtract(NULL,NULL,NULL);
+ ok(funcpointer == NULL, "Expected: %p, Got: %p\n", NULL, funcpointer);
+
}
static void D3X8Vector4Test(void)
@@ -243,7 +254,7 @@ static void D3X8Vector4Test(void)
v.x = -3.0f; v.y = 4.0f; v.z = -5.0f; v.w = 7.0;
/*_______________D3DXVec3Add__________________________*/
- expectedvec.x = -2.0f; expectedvec.y = 6.0f; expectedvec.z = -1.0f; expectedvec.w = 17.0;
+ expectedvec.x = -2.0f; expectedvec.y = 6.0f; expectedvec.z = -1.0f; expectedvec.w = 17.0f;
D3DXVec4Add(&gotvec,&u,&v);
expect_vec4(expectedvec,gotvec);
/* Tests the case NULL */
@@ -281,6 +292,16 @@ static void D3X8Vector4Test(void)
expected=0.0f;
got = D3DXVec4LengthSq(NULL);
ok(fabs( got - expected ) < admitted_error, "Expected: %f, Got: %f\n", expected, got);
+
+/*_______________D3DXVec3Add__________________________*/
+ expectedvec.x = 4.0f; expectedvec.y = -2.0f; expectedvec.z = 9.0f; expectedvec.w = 3.0f;
+ D3DXVec4Subtract(&gotvec,&u,&v);
+ expect_vec4(expectedvec,gotvec);
+ /* Tests the case NULL */
+ funcpointer = D3DXVec4Subtract(&gotvec,NULL,&v);
+ ok(funcpointer == NULL, "Expected: %p, Got: %p\n", NULL, funcpointer);
+ funcpointer = D3DXVec4Subtract(NULL,NULL,NULL);
+ ok(funcpointer == NULL, "Expected: %p, Got: %p\n", NULL, funcpointer);
}
START_TEST(math)
diff --git a/include/d3dx8math.inl b/include/d3dx8math.inl
index 5f8544e..e25c3e6 100644
--- a/include/d3dx8math.inl
+++ b/include/d3dx8math.inl
@@ -122,6 +122,14 @@ static inline FLOAT D3DXVec3LengthSq(CONST D3DXVECTOR3 *pv)
return (pv->x) * (pv->x) + (pv->y) * (pv->y) + (pv->z) * (pv->z);
}
+static inline D3DXVECTOR3* D3DXVec3Subtract(D3DXVECTOR3 *pout, CONST D3DXVECTOR3 *pv1, CONST D3DXVECTOR3 *pv2)
+{
+ if ( !pout || !pv1 || !pv2) return NULL;
+ pout->x = pv1->x - pv2->x;
+ pout->y = pv1->y - pv2->y;
+ pout->z = pv1->z - pv2->z;
+ return pout;
+}
/*__________________D3DXVECTOR4_______________________*/
static inline D3DXVECTOR4* D3DXVec4Add(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pv2)
@@ -152,6 +160,15 @@ static inline FLOAT D3DXVec4LengthSq(CONST D3DXVECTOR4 *pv)
return (pv->x) * (pv->x) + (pv->y) * (pv->y) + (pv->z) * (pv->z) + (pv->w) * (pv->w);
}
+static inline D3DXVECTOR4* D3DXVec4Subtract(D3DXVECTOR4 *pout, CONST D3DXVECTOR4 *pv1, CONST D3DXVECTOR4 *pv2)
+{
+ if ( !pout || !pv1 || !pv2) return NULL;
+ pout->x = pv1->x - pv2->x;
+ pout->y = pv1->y - pv2->y;
+ pout->z = pv1->z - pv2->z;
+ pout->w = pv1->w - pv2->w;
+ return pout;
+}
/*__________________D3DXQUATERNION____________________*/
static inline FLOAT D3DXQuaternionDot(CONST D3DXQUATERNION *pq1, CONST D3DXQUATERNION *pq2)
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