1 files changed, 80 insertions, 0 deletions
diff --git a/xorg-server/glamor/glamor_triangles.c b/xorg-server/glamor/glamor_triangles.c
new file mode 100644
index 000000000..e0f4a9708
--- /dev/null
+++ b/xorg-server/glamor/glamor_triangles.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright © 2009 Intel Corporation
+ * Copyright © 1998 Keith Packard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Zhigang Gong <zhigang.gong@gmail.com>
+ *
+ */
+
+#include "glamor_priv.h"
+
+static Bool
+_glamor_triangles(CARD8 op,
+		 PicturePtr pSrc,
+		 PicturePtr pDst,
+		 PictFormatPtr maskFormat,
+		 INT16 xSrc, INT16 ySrc, int ntris, xTriangle * tris, Bool fallback)
+{
+	if (!fallback
+	    && glamor_ddx_fallback_check_pixmap(pDst->pDrawable)
+	    && (!pSrc->pDrawable
+		|| glamor_ddx_fallback_check_pixmap(pSrc->pDrawable)))
+		return FALSE;
+
+	if (glamor_prepare_access_picture(pDst, GLAMOR_ACCESS_RW)) {
+		if (glamor_prepare_access_picture(pSrc,
+						  GLAMOR_ACCESS_RO)) {
+
+			fbTriangles(op, pSrc, pDst, maskFormat, xSrc,
+				    ySrc, ntris, tris);
+
+			glamor_finish_access_picture(pSrc, GLAMOR_ACCESS_RO);
+		}
+
+		glamor_finish_access_picture(pDst, GLAMOR_ACCESS_RW);
+	}
+	return TRUE;
+}
+
+void
+glamor_triangles(CARD8 op,
+		 PicturePtr pSrc,
+		 PicturePtr pDst,
+		 PictFormatPtr maskFormat,
+		 INT16 xSrc, INT16 ySrc, int ntris, xTriangle * tris)
+{
+	_glamor_triangles(op, pSrc, pDst, maskFormat, 
+			  xSrc, ySrc, ntris, tris, TRUE);
+}
+
+Bool
+glamor_triangles_nf(CARD8 op,
+		    PicturePtr pSrc,
+		    PicturePtr pDst,
+		    PictFormatPtr maskFormat,
+		    INT16 xSrc, INT16 ySrc, int ntris, xTriangle * tris)
+{
+	return _glamor_triangles(op, pSrc, pDst, maskFormat, 
+				 xSrc, ySrc, ntris, tris, FALSE);
+}
+