1 files changed, 126 insertions, 0 deletions
diff --git a/release/plugins/sequence/showzbuf.c b/release/plugins/sequence/showzbuf.c
new file mode 100644
index 00000000000..403e526a1cd
--- /dev/null
+++ b/release/plugins/sequence/showzbuf.c
@@ -0,0 +1,126 @@
+/**
+ * $Id$
+ *
+ * ***** 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 *****
+ */
+
+#include "plugin.h"
+
+/* ******************** GLOBAL VARIABLES ***************** */
+
+
+char name[24]= "showzbuf";
+
+/* structure for buttons, 
+ *  butcode      name           default  min  max  0
+ */
+
+VarStruct varstr[]= {
+	{NUMSLI|FLO,	"width ",		1.0,	0.0, 10.0, "This button is obsolete!"}
+};
+
+/* The cast struct is for input in the main doit function
+   Varstr and Cast must have the same variables in the same order */ 
+
+typedef struct Cast {
+	float width;
+} Cast;
+
+/* cfra: the current frame */
+
+float cfra;
+
+void plugin_seq_doit(Cast *, float, float, int, int, ImBuf *, ImBuf *, ImBuf *, ImBuf *);
+
+/* ******************** Fixed functions ***************** */
+
+int plugin_seq_getversion(void) 
+{
+	return B_PLUGIN_VERSION;
+}
+
+void plugin_but_changed(int but) 
+{
+}
+
+void plugin_init()
+{
+}
+
+void plugin_getinfo(PluginInfo *info)
+{
+	info->name= name;
+	info->nvars= sizeof(varstr)/sizeof(VarStruct);
+	info->cfra= &cfra;
+
+	info->varstr= varstr;
+
+	info->init= plugin_init;
+	info->seq_doit= (SeqDoit) plugin_seq_doit;
+	info->callback= plugin_but_changed;
+}
+
+/* ************************************************************
+	Show Zbuffer
+	
+	Demonstration of usage of the 32 bits zbuffer input.
+	remember: z-values are not linear...
+	
+	Z values are only displayed when the input is a Scene-strip
+	or when images were saved in IRIZ format.
+	
+   ************************************************************ */
+
+
+void plugin_seq_doit(Cast *cast, float facf0, float facf1, int sx, int sy, ImBuf *ibuf1, ImBuf *ibuf2, ImBuf *out, ImBuf *use)
+{
+	int a;
+	int *rectz;	
+	char *rectc;
+	
+	if(ibuf1) {
+		if(ibuf1->zbuf==0) {
+			printf("no zbuf\n");
+			return;
+		}
+		
+		a= ibuf1->x*ibuf1->y;
+		rectz= ibuf1->zbuf;
+		rectc= (char *)out->rect;
+		
+		while(a--) {
+			rectc[0]= 255;
+			rectc[1]= rectc[2]= rectc[3]= (rectz[0]>>18);
+			rectc+= 4;
+			rectz++;
+		}
+	}
+
+}
+