1 files changed, 135 insertions, 0 deletions
diff --git a/source/blender/imbuf/intern/rectop.c b/source/blender/imbuf/intern/rectop.c
new file mode 100644
index 00000000000..32f01eea6c8
--- /dev/null
+++ b/source/blender/imbuf/intern/rectop.c
@@ -0,0 +1,135 @@
+/**
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ * allocimbuf.c
+ *
+ * $Id$
+ */
+
+#ifdef WIN32
+#include "BLI_winstuff.h"
+#endif
+#include "BLI_blenlib.h"
+
+#include "imbuf.h"
+#include "imbuf_patch.h"
+#include "IMB_imbuf_types.h"
+#include "IMB_imbuf.h"
+
+#include "IMB_allocimbuf.h"
+
+void IMB_rectcpy(unsigned int *drect, unsigned int *srect, int x, int dummy)
+{
+	memcpy(drect,srect, x * sizeof(int));
+}
+
+
+void IMB_rectfill(unsigned int *drect, unsigned int *srect, int x, int value)
+{
+	for (;x > 0; x--) *drect++ = value;
+}
+
+void IMB_rectop(struct ImBuf *dbuf,
+			struct ImBuf *sbuf,
+			int destx,
+			int desty,
+			int srcx,
+			int srcy,
+			int width,
+			int height,
+			void (*operation)(unsigned int *, unsigned int*, int, int),
+			int value)
+{
+	unsigned int *drect,*srect;
+
+	if (dbuf == 0) return;
+	if (operation == 0) return;
+
+	if (destx < 0){
+		srcx -= destx ;
+		width += destx ;
+		destx = 0;
+	}
+	if (srcx < 0){
+		destx -= srcx ;
+		width += destx ;
+		srcx = 0;
+	}
+	if (desty < 0){
+		srcy -= desty ;
+		height += desty ;
+		desty = 0;
+	}
+	if (srcy < 0){
+		desty -= srcy ;
+		height += desty ;
+		srcy = 0;
+	}
+
+	if (width > dbuf->x - destx) width = dbuf->x - destx;
+	if (height > dbuf->y - desty) height = dbuf->y - desty;
+	if (sbuf){
+		if (width > sbuf->x - srcx) width = sbuf->x - srcx;
+		if (height > sbuf->y - srcy) height = sbuf->y - srcy;
+	}
+
+	if (width <= 0) return;
+	if (height <= 0) return;
+
+	drect = dbuf->rect;
+	if (sbuf) srect = sbuf->rect;
+
+	drect += desty * dbuf->x;
+	drect += destx;
+	destx = dbuf->x;
+
+	if (sbuf) {
+		srect += srcy * sbuf->x;
+		srect += srcx;
+		srcx = sbuf->x;
+	} else{
+		srect = drect;
+		srcx = destx;
+	}
+
+	for (;height > 0; height--){
+		operation(drect,srect,width, value);
+		drect += destx;
+		srect += srcx;
+	}
+}
+
+
+void IMB_rectoptot(struct ImBuf *dbuf,
+			   struct ImBuf *sbuf,
+			   void (*operation)(unsigned int *, unsigned int*, int, int),
+			   int value)
+{
+	IMB_rectop(dbuf,sbuf,0,0,0,0,32767,32767,operation, value);
+}