Map Range Node (tiles)

this node allows for more control for normalization of the mapped input range.

Made during BlenderPRO 2012 - Brasilia, Brazil :)
Idea and testing: Daniel Salazar
Implementation: yours truly
Reviewed by Lukas Toenne and Sergey Sharybin

3 files changed, 60 insertions, 0 deletions

diff --git a/source/blender/nodes/CMakeLists.txt b/source/blender/nodes/CMakeLists.txt
index 7dca4d07b24..9e412785467 100644
--- a/source/blender/nodes/CMakeLists.txt
+++ b/source/blender/nodes/CMakeLists.txt
@@ -84,6 +84,7 @@ set(SRC
 	composite/nodes/node_composite_lummaMatte.c
 	composite/nodes/node_composite_mapUV.c
 	composite/nodes/node_composite_mapValue.c
+	composite/nodes/node_composite_mapRange.c
 	composite/nodes/node_composite_math.c
 	composite/nodes/node_composite_mask.c
 	composite/nodes/node_composite_mixrgb.c
diff --git a/source/blender/nodes/NOD_composite.h b/source/blender/nodes/NOD_composite.h
index ee67ac88085..eecc1e46827 100644
--- a/source/blender/nodes/NOD_composite.h
+++ b/source/blender/nodes/NOD_composite.h
@@ -72,6 +72,7 @@ void register_node_type_cmp_huecorrect(struct bNodeTreeType *ttype);
 void register_node_type_cmp_normal(struct bNodeTreeType *ttype);
 void register_node_type_cmp_curve_vec(struct bNodeTreeType *ttype);
 void register_node_type_cmp_map_value(struct bNodeTreeType *ttype);
+void register_node_type_cmp_map_range(struct bNodeTreeType *ttype);
 void register_node_type_cmp_normalize(struct bNodeTreeType *ttype);
 
 void register_node_type_cmp_filter(struct bNodeTreeType *ttype);
diff --git a/source/blender/nodes/composite/nodes/node_composite_mapRange.c b/source/blender/nodes/composite/nodes/node_composite_mapRange.c
new file mode 100644
index 00000000000..f96e133b19f
--- /dev/null
+++ b/source/blender/nodes/composite/nodes/node_composite_mapRange.c
@@ -0,0 +1,58 @@
+/*
+ * ***** BEGIN GPL 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. 
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2006 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/nodes/composite/nodes/node_composite_mapRange.c
+ *  \ingroup cmpnodes
+ */
+
+
+#include "node_composite_util.h"
+
+/* **************** MAP VALUE ******************** */
+static bNodeSocketTemplate cmp_node_map_range_in[] = {
+	{	SOCK_FLOAT, 1, N_("Value"),		1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f, PROP_NONE},
+	{	SOCK_FLOAT, 1, N_("From Min"),	0.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE},
+	{	SOCK_FLOAT, 1, N_("From Max"),	1.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE},
+	{	SOCK_FLOAT, 1, N_("To Min"),	0.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE},
+	{	SOCK_FLOAT, 1, N_("To Max"),	1.0f, 1.0f, 1.0f, 1.0f, -10000.0f, 10000.0f, PROP_NONE},
+	{	-1, 0, ""	}
+};
+static bNodeSocketTemplate cmp_node_map_range_out[] = {
+	{	SOCK_FLOAT, 0, N_("Value")},
+	{	-1, 0, ""	}
+};
+
+void register_node_type_cmp_map_range(bNodeTreeType *ttype)
+{
+	static bNodeType ntype;
+
+	node_type_base(ttype, &ntype, CMP_NODE_MAP_RANGE, "Map Range", NODE_CLASS_OP_VECTOR, NODE_OPTIONS);
+	node_type_socket_templates(&ntype, cmp_node_map_range_in, cmp_node_map_range_out);
+	node_type_size(&ntype, 120, 60, 150);
+
+	nodeRegisterType(ttype, &ntype);
+}