[PATCH] Implement D3DXColorModulate with a test
David Adam
David.Adam at math.cnrs.fr
Tue Oct 23 05:09:02 CDT 2007
---
dlls/d3dx8/tests/math.c | 17 +++++++++++++++--
include/d3dx8math.inl | 10 ++++++++++
2 files changed, 25 insertions(+), 2 deletions(-)
diff --git a/dlls/d3dx8/tests/math.c b/dlls/d3dx8/tests/math.c
index fbb8ab3..6ff0d0c 100644
--- a/dlls/d3dx8/tests/math.c
+++ b/dlls/d3dx8/tests/math.c
@@ -34,15 +34,16 @@
=20
static void D3DXColorTest(void)
{
- D3DXCOLOR color, color1, expected, got;
+ D3DXCOLOR color, color1, color2, expected, got;
LPD3DXCOLOR funcpointer;
FLOAT scale;
=20
color.r =3D 0.2f; color.g =3D 0.75f; color.b =3D 0.41f; color.a =3D 0.9=
3f;
+ color1.r =3D 0.6f; color1.g =3D 0.55f; color1.b =3D 0.23f; color1.a =3D=
0.82f;
+ color2.r =3D 0.3f; color2.g =3D 0.5f; color2.b =3D 0.76f; color2.a =3D =
0.11f;=20
scale =3D 0.3f;
=20
/*_______________D3DXColorLerp________________*/
- color1.r =3D 0.6f; color1.g =3D 0.55f; color1.b =3D 0.23f; color1.a =3D=
0.82f;
expected.r =3D 0.32f; expected.g =3D 0.69f; expected.b =3D 0.356f; expe=
cted.a =3D 0.897f;
D3DXColorLerp(&got,&color,&color1,scale);
expect_color(expected,got);
@@ -54,6 +55,18 @@ static void D3DXColorTest(void)
funcpointer =3D D3DXColorLerp(NULL,NULL,NULL,scale);
ok(funcpointer =3D=3D NULL, "Expected: %p, Got: %p\n", NULL, funcpointe=
r);
=20
+/*_______________D3DXColorModulate________________*/
+ expected.r =3D 0.18f; expected.g =3D 0.275f; expected.b =3D 0.1748f; ex=
pected.a =3D 0.0902f;
+ D3DXColorModulate(&got,&color1,&color2);
+ expect_color(expected,got);
+ /* Test the NULL case */
+ funcpointer =3D D3DXColorModulate(&got,NULL,&color2);
+ ok(funcpointer =3D=3D NULL, "Expected: %p, Got: %p\n", NULL, funcpointe=
r);
+ funcpointer =3D D3DXColorModulate(NULL,NULL,&color2);
+ ok(funcpointer =3D=3D NULL, "Expected: %p, Got: %p\n", NULL, funcpointe=
r);
+ funcpointer =3D D3DXColorModulate(NULL,NULL,NULL);
+ ok(funcpointer =3D=3D NULL, "Expected: %p, Got: %p\n", NULL, funcpointe=
r);
+
/*_______________D3DXColorNegative________________*/
expected.r =3D 0.8f; expected.g =3D 0.25f; expected.b =3D 0.59f; expect=
ed.a =3D 0.93f;
D3DXColorNegative(&got,&color);
diff --git a/include/d3dx8math.inl b/include/d3dx8math.inl
index da11f31..21e8fc8 100644
--- a/include/d3dx8math.inl
+++ b/include/d3dx8math.inl
@@ -31,6 +31,16 @@ static inline D3DXCOLOR* D3DXColorLerp(D3DXCOLOR *pout, C=
ONST D3DXCOLOR *pc1, CO
return pout;
}
=20
+static inline D3DXCOLOR* D3DXColorModulate(D3DXCOLOR *pout, CONST D3DXCOLOR=
*pc1, CONST D3DXCOLOR *pc2)
+{
+ if ( !pout || !pc1 || !pc2 ) return NULL;
+ pout->r =3D (pc1->r) * (pc2->r);
+ pout->g =3D (pc1->g) * (pc2->g);
+ pout->b =3D (pc1->b) * (pc2->b);
+ pout->a =3D (pc1->a) * (pc2->a);
+ return pout;
+}
+
static inline D3DXCOLOR* D3DXColorNegative(D3DXCOLOR *pout, CONST D3DXCOLOR=
*pc)
{
if ( !pout || !pc ) return NULL;
--=20
1.5.3.2
--=_3gycinzp9y4g--
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