Increase the maximum point size to what is reported by Direct3D.

TRAC #21121
Issue=345,305
Signed-off-by: Daniel Koch
Author: Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/trunk@1191 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libEGL/Display.cpp b/src/libEGL/Display.cpp
index 0cc0b93..e1e4e16 100644
--- a/src/libEGL/Display.cpp
+++ b/src/libEGL/Display.cpp
@@ -474,6 +474,15 @@
     mDevice->SetRenderState(D3DRS_POINTSPRITEENABLE, TRUE);
     mDevice->SetRenderState(D3DRS_LASTPIXEL, FALSE);
 
+    if (mDeviceCaps.PixelShaderVersion >= D3DPS_VERSION(3, 0))
+    {
+        mDevice->SetRenderState(D3DRS_POINTSIZE_MAX, (DWORD&)mDeviceCaps.MaxPointSize);
+    }
+    else
+    {
+        mDevice->SetRenderState(D3DRS_POINTSIZE_MAX, 0x3F800000);   // 1.0f
+    }
+
     mSceneStarted = false;
 }