Matteo Bruni : d3dx9: Copy the entire matrix at once if there is no need of type conversions.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5cfca92c5329bb795f5b619a7687a9602ab3f45f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=5cfca92c5329bb795f5b619a76...

Author: Matteo Bruni 
Date:   Mon Mar 17 20:22:56 2014 +0100

d3dx9: Copy the entire matrix at once if there is no need of type conversions.

---

dlls/d3dx9_36/effect.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/dlls/d3dx9_36/effect.c b/dlls/d3dx9_36/effect.c
index f505736..f136fb7 100644
--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -768,6 +768,16 @@ static void set_matrix(struct d3dx_parameter *param, const D3DXMATRIX *matrix)
 {
     UINT i, k;

+    if (param->type == D3DXPT_FLOAT)
+    {
+        if (param->columns == 4)
+            memcpy(param->data, matrix->u.m, param->rows * 4 * sizeof(float));
+        else
+            for (i = 0; i < param->rows; ++i)
+                memcpy((float *)param->data + i * param->columns, matrix->u.m + i, param->columns * sizeof(float));
+        return;
+    }
+
     for (i = 0; i < param->rows; ++i)
     {
         for (k = 0; k < param->columns; ++k)