icculus/SDL-audio-capture: changeset 3197:434ce3242e1c

author	Sam Lantinga <slouken@libsdl.org>
	Tue, 16 Jun 2009 14:34:15 +0000
changeset 3197	434ce3242e1c
parent 3196	413672b09bb3
child 3198	fefe74ca604d

Alexei Tereschenko Why not to use hardware vertex processing instead of software one if it is available in D3D render driver? With hardware processing testsprite2 runs three times faster on all videocards which I could test.

--- a/src/video/win32/SDL_d3drender.c	Fri Jun 12 08:41:48 2009 +0000
+++ b/src/video/win32/SDL_d3drender.c	Tue Jun 16 14:34:15 2009 +0000
@@ -412,9 +412,16 @@
         pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
     }
 
+    IDirect3D9_GetDeviceCaps(videodata->d3d, D3DADAPTER_DEFAULT,
+                             D3DDEVTYPE_HAL, &caps);
+
     result = IDirect3D9_CreateDevice(videodata->d3d, D3DADAPTER_DEFAULT,        /* FIXME */
                                      D3DDEVTYPE_HAL,
                                      windowdata->hwnd,
+                                     (caps.
+                                      DevCaps &
+                                      D3DDEVCAPS_HWTRANSFORMANDLIGHT) ?
+                                     D3DCREATE_HARDWARE_VERTEXPROCESSING :
                                      D3DCREATE_SOFTWARE_VERTEXPROCESSING,
                                      &pparams, &data->device);
     if (FAILED(result)) {