David Adam : d3drm: Implement D3DRMVectorRandom.
Alexandre Julliard
julliard at wine.codeweavers.com
Mon Apr 23 14:26:22 CDT 2007
Module: wine
Branch: master
Commit: f9e6f42b8607dcc126bf24eca76e250faa15b25f
URL: http://source.winehq.org/git/wine.git/?a=commit;h=f9e6f42b8607dcc126bf24eca76e250faa15b25f
Author: David Adam <David.Adam at math.cnrs.fr>
Date: Thu Apr 19 21:11:02 2007 +0200
d3drm: Implement D3DRMVectorRandom.
---
dlls/d3drm/d3drm.spec | 2 +-
dlls/d3drm/math.c | 10 ++++++++++
2 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/dlls/d3drm/d3drm.spec b/dlls/d3drm/d3drm.spec
index 172f07e..5af714e 100644
--- a/dlls/d3drm/d3drm.spec
+++ b/dlls/d3drm/d3drm.spec
@@ -13,7 +13,7 @@
@ stdcall D3DRMVectorDotProduct(ptr ptr)
@ stdcall D3DRMVectorModulus(ptr)
@ stdcall D3DRMVectorNormalize(ptr)
-@ stub D3DRMVectorRandom
+@ stdcall D3DRMVectorRandom(ptr)
@ stub D3DRMVectorReflect
@ stub D3DRMVectorRotate
@ stdcall D3DRMVectorScale(ptr ptr long)
diff --git a/dlls/d3drm/math.c b/dlls/d3drm/math.c
index 8ab947a..670a89b 100644
--- a/dlls/d3drm/math.c
+++ b/dlls/d3drm/math.c
@@ -92,6 +92,16 @@ LPD3DVECTOR WINAPI D3DRMVectorNormalize(LPD3DVECTOR u)
return u;
}
+/* Returns a random unit vector */
+LPD3DVECTOR WINAPI D3DRMVectorRandom(LPD3DVECTOR d)
+{
+ d->x = rand();
+ d->y = rand();
+ d->z = rand();
+ D3DRMVectorNormalize(d);
+ return d;
+}
+
/* Scale a vector */
LPD3DVECTOR WINAPI D3DRMVectorScale(LPD3DVECTOR d, LPD3DVECTOR s, D3DVALUE factor)
{
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