From c4ad2ed2536407cf2a9b3bc8f0b77bc88cccf71d Mon Sep 17 00:00:00 2001
From: Robin Allen <roblovski@gmail.com>
Date: Sat, 13 Jun 2009 14:22:40 +0000
Subject: Omission of a texture node to specify coordinates was regarded as a
 bug by some users. I rather agree :)

---
 source/blender/blenkernel/BKE_node.h           |  3 +-
 source/blender/blenkernel/intern/node.c        |  1 +
 source/blender/nodes/TEX_node.h                |  1 +
 source/blender/nodes/intern/TEX_nodes/TEX_at.c | 70 ++++++++++++++++++++++++++
 4 files changed, 74 insertions(+), 1 deletion(-)
 create mode 100644 source/blender/nodes/intern/TEX_nodes/TEX_at.c

(limited to 'source')

diff --git a/source/blender/blenkernel/BKE_node.h b/source/blender/blenkernel/BKE_node.h
index 184b28b2cd2..66e8492b357 100644
--- a/source/blender/blenkernel/BKE_node.h
+++ b/source/blender/blenkernel/BKE_node.h
@@ -407,8 +407,9 @@ struct TexResult;
 #define TEX_NODE_DECOMPOSE  420
 #define TEX_NODE_VALTONOR   421
 #define TEX_NODE_SCALE      422
+#define TEX_NODE_AT         423
 
-/* 201-299 reserved. Use like this: TEX_NODE_PROC + TEX_CLOUDS, etc */
+/* 501-599 reserved. Use like this: TEX_NODE_PROC + TEX_CLOUDS, etc */
 #define TEX_NODE_PROC      500
 #define TEX_NODE_PROC_MAX  600
 
diff --git a/source/blender/blenkernel/intern/node.c b/source/blender/blenkernel/intern/node.c
index 413c2fc20f5..62064799aca 100644
--- a/source/blender/blenkernel/intern/node.c
+++ b/source/blender/blenkernel/intern/node.c
@@ -2921,6 +2921,7 @@ static void registerTextureNodes(ListBase *ntypelist)
 	nodeRegisterType(ntypelist, &tex_node_rotate);
 	nodeRegisterType(ntypelist, &tex_node_translate);
 	nodeRegisterType(ntypelist, &tex_node_scale);
+	nodeRegisterType(ntypelist, &tex_node_at);
 	
 	nodeRegisterType(ntypelist, &tex_node_proc_voronoi);
 	nodeRegisterType(ntypelist, &tex_node_proc_blend);
diff --git a/source/blender/nodes/TEX_node.h b/source/blender/nodes/TEX_node.h
index d298f062143..f58d0312961 100644
--- a/source/blender/nodes/TEX_node.h
+++ b/source/blender/nodes/TEX_node.h
@@ -59,6 +59,7 @@ extern bNodeType tex_node_distance;
 extern bNodeType tex_node_rotate;
 extern bNodeType tex_node_translate;
 extern bNodeType tex_node_scale;
+extern bNodeType tex_node_at;
 
 extern bNodeType tex_node_compose;
 extern bNodeType tex_node_decompose;
diff --git a/source/blender/nodes/intern/TEX_nodes/TEX_at.c b/source/blender/nodes/intern/TEX_nodes/TEX_at.c
new file mode 100644
index 00000000000..80f232ccd0c
--- /dev/null
+++ b/source/blender/nodes/intern/TEX_nodes/TEX_at.c
@@ -0,0 +1,70 @@
+/**
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2005 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): R Allen
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "../TEX_util.h"                                                   
+
+static bNodeSocketType inputs[]= {
+	{ SOCK_RGBA,   1, "Texture",     0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f },
+	{ SOCK_VECTOR, 1, "Coordinates", 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 1.0f },
+	{ -1, 0, "" }
+};
+static bNodeSocketType outputs[]= {
+	{ SOCK_RGBA,   0, "Texture",     0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f },
+	{ -1, 0, "" }
+};
+
+static void colorfn(float *out, float *coord, bNode *node, bNodeStack **in, short thread)
+{
+	float new_coord[3];
+	
+	tex_input_vec(new_coord, in[1], coord, thread);
+	tex_input_rgba(out, in[0], new_coord, thread);
+}
+
+static void exec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
+{
+	tex_output(node, in, out[0], &colorfn);
+}
+
+bNodeType tex_node_at = {
+	/* *next,*prev     */  NULL, NULL,
+	/* type code       */  TEX_NODE_AT,
+	/* name            */  "At",
+	/* width+range     */  100, 60, 150,
+	/* class+opts      */  NODE_CLASS_DISTORT, 0,
+	/* input sock      */  inputs,
+	/* output sock     */  outputs,
+	/* storage         */  "", 
+	/* execfunc        */  exec,
+	/* butfunc         */  NULL,
+	/* initfunc        */  NULL,
+	/* freestoragefunc */  NULL,
+	/* copystoragefunc */  NULL,
+	/* id              */  NULL   
+	
+};
-- 
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