Merge pull request #21356 from akien-mga/drop-shadergraph

Drop old ShaderGraph code, obsoleted by VisualShader

2 files changed, 0 insertions, 3042 deletions

diff --git a/scene/resources/shader_graph.cpp b/scene/resources/shader_graph.cpp
deleted file mode 100644
index 070cc84863..0000000000
--- a/scene/resources/shader_graph.cpp
+++ /dev/null
@@ -1,2596 +0,0 @@
-/*************************************************************************/
-/*  shader_graph.cpp                                                     */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
-/*                                                                       */
-/* 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 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.                */
-/*************************************************************************/
-
-#include "shader_graph.h"
-
-#include "scene/scene_string_names.h"
-
-// FIXME: Needs to be ported to the new 3.0 shader API
-#if 0
-Array ShaderGraph::_get_node_list(ShaderType p_type) const {
-
-	List<int> nodes;
-	get_node_list(p_type,&nodes);
-	Array arr(true);
-	for (List<int>::Element *E=nodes.front();E;E=E->next())
-		arr.push_back(E->get());
-	return arr;
-}
-Array ShaderGraph::_get_connections(ShaderType p_type) const {
-
-	List<Connection> connections;
-	get_node_connections(p_type,&connections);
-	Array arr(true);
-	for (List<Connection>::Element *E=connections.front();E;E=E->next()) {
-
-		Dictionary d(true);
-		d["src_id"]=E->get().src_id;
-		d["src_slot"]=E->get().src_slot;
-		d["dst_id"]=E->get().dst_id;
-		d["dst_slot"]=E->get().dst_slot;
-		arr.push_back(d);
-
-	}
-	return arr;
-}
-
-void ShaderGraph::_set_data(const Dictionary &p_data) {
-
-	Dictionary d=p_data;
-	ERR_FAIL_COND(!d.has("shaders"));
-	Array sh=d["shaders"];
-	ERR_FAIL_COND(sh.size()!=3);
-
-	for(int t=0;t<3;t++) {
-		Array data=sh[t];
-		ERR_FAIL_COND((data.size()%6)!=0);
-		shader[t].node_map.clear();
-		for(int i=0;i<data.size();i+=6) {
-
-			Node n;
-			n.id=data[i+0];
-			n.type=NodeType(int(data[i+1]));
-			n.pos=data[i+2];
-			n.param1=data[i+3];
-			n.param2=data[i+4];
-
-			Array conns=data[i+5];
-			ERR_FAIL_COND((conns.size()%3)!=0);
-
-			for(int j=0;j<conns.size();j+=3) {
-				SourceSlot ss;
-				int ls=conns[j+0];
-				if (ls == SLOT_DEFAULT_VALUE) {
-					n.defaults[conns[j+1]]=conns[j+2];
-				} else {
-					ss.id=conns[j+1];
-					ss.slot=conns[j+2];
-					n.connections[ls]=ss;
-				}
-			}
-			shader[t].node_map[n.id]=n;
-
-		}
-	}
-
-	_pending_update_shader=true;
-	_update_shader();
-
-}
-
-Dictionary ShaderGraph::_get_data() const {
-
-	Array sh;
-	for(int i=0;i<3;i++) {
-		Array data;
-		int ec = shader[i].node_map.size();
-		data.resize(ec*6);
-		int idx=0;
-		for (Map<int,Node>::Element*E=shader[i].node_map.front();E;E=E->next()) {
-
-			data[idx+0]=E->key();
-			data[idx+1]=E->get().type;
-			data[idx+2]=E->get().pos;
-			data[idx+3]=E->get().param1;
-			data[idx+4]=E->get().param2;
-
-			Array conns;
-			conns.resize(E->get().connections.size()*3+E->get().defaults.size()*3);
-			int idx2=0;
-			for(Map<int,SourceSlot>::Element*F=E->get().connections.front();F;F=F->next()) {
-
-				conns[idx2+0]=F->key();
-				conns[idx2+1]=F->get().id;
-				conns[idx2+2]=F->get().slot;
-				idx2+=3;
-			}
-			for(Map<int,Variant>::Element*F=E->get().defaults.front();F;F=F->next()) {
-
-				conns[idx2+0]=SLOT_DEFAULT_VALUE;
-				conns[idx2+1]=F->key();
-				conns[idx2+2]=F->get();
-				idx2+=3;
-			}
-
-			data[idx+5]=conns;
-			idx+=6;
-		}
-		sh.push_back(data);
-	}
-
-	Dictionary data;
-	data["shaders"]=sh;
-	return data;
-}
-
-
-
-ShaderGraph::GraphError ShaderGraph::get_graph_error(ShaderType p_type) const {
-
-	ERR_FAIL_INDEX_V(p_type,3,GRAPH_OK);
-	return shader[p_type].error;
-}
-
-int ShaderGraph::node_count(ShaderType p_which, int p_type)
-{
-	int count=0;
-	for (Map<int,Node>::Element *E=shader[p_which].node_map.front();E;E=E->next())
-		if (E->get().type==p_type)
-			count++;
-	return count;
-}
-
-void ShaderGraph::_bind_methods() {
-
-	ClassDB::bind_method(D_METHOD("_update_shader"),&ShaderGraph::_update_shader);
-
-	ClassDB::bind_method(D_METHOD("node_add","shader_type","node_type","id"),&ShaderGraph::node_add);
-	ClassDB::bind_method(D_METHOD("node_remove","shader_type","id"),&ShaderGraph::node_remove);
-	ClassDB::bind_method(D_METHOD("node_set_position","shader_type","id","position"),&ShaderGraph::node_set_position);
-	ClassDB::bind_method(D_METHOD("node_get_position","shader_type","id"),&ShaderGraph::node_get_position);
-
-	ClassDB::bind_method(D_METHOD("node_get_type","shader_type","id"),&ShaderGraph::node_get_type);
-
-	ClassDB::bind_method(D_METHOD("get_node_list","shader_type"),&ShaderGraph::_get_node_list);
-
-	ClassDB::bind_method(D_METHOD("default_set_value","shader_type","id","param_id","value"), &ShaderGraph::default_set_value);
-	ClassDB::bind_method(D_METHOD("default_get_value","shader_type","id","param_id"), &ShaderGraph::default_get_value);
-
-	ClassDB::bind_method(D_METHOD("scalar_const_node_set_value","shader_type","id","value"),&ShaderGraph::scalar_const_node_set_value);
-	ClassDB::bind_method(D_METHOD("scalar_const_node_get_value","shader_type","id"),&ShaderGraph::scalar_const_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("vec_const_node_set_value","shader_type","id","value"),&ShaderGraph::vec_const_node_set_value);
-	ClassDB::bind_method(D_METHOD("vec_const_node_get_value","shader_type","id"),&ShaderGraph::vec_const_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("rgb_const_node_set_value","shader_type","id","value"),&ShaderGraph::rgb_const_node_set_value);
-	ClassDB::bind_method(D_METHOD("rgb_const_node_get_value","shader_type","id"),&ShaderGraph::rgb_const_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("xform_const_node_set_value","shader_type","id","value"),&ShaderGraph::xform_const_node_set_value);
-	ClassDB::bind_method(D_METHOD("xform_const_node_get_value","shader_type","id"),&ShaderGraph::xform_const_node_get_value);
-
-
-	//void get_node_list(ShaderType p_which,List<int> *p_node_list) const;
-
-	ClassDB::bind_method(D_METHOD("texture_node_set_filter_size","shader_type","id","filter_size"),&ShaderGraph::texture_node_set_filter_size);
-	ClassDB::bind_method(D_METHOD("texture_node_get_filter_size","shader_type","id"),&ShaderGraph::texture_node_get_filter_size);
-
-	ClassDB::bind_method(D_METHOD("texture_node_set_filter_strength","shader_type","id","filter_strength"),&ShaderGraph::texture_node_set_filter_strength);
-	ClassDB::bind_method(D_METHOD("texture_node_get_filter_strength","shader_type","id"),&ShaderGraph::texture_node_get_filter_strength);
-
-	ClassDB::bind_method(D_METHOD("scalar_op_node_set_op","shader_type","id","op"),&ShaderGraph::scalar_op_node_set_op);
-	ClassDB::bind_method(D_METHOD("scalar_op_node_get_op","shader_type","id"),&ShaderGraph::scalar_op_node_get_op);
-
-	ClassDB::bind_method(D_METHOD("vec_op_node_set_op","shader_type","id","op"),&ShaderGraph::vec_op_node_set_op);
-	ClassDB::bind_method(D_METHOD("vec_op_node_get_op","shader_type","id"),&ShaderGraph::vec_op_node_get_op);
-
-	ClassDB::bind_method(D_METHOD("vec_scalar_op_node_set_op","shader_type","id","op"),&ShaderGraph::vec_scalar_op_node_set_op);
-	ClassDB::bind_method(D_METHOD("vec_scalar_op_node_get_op","shader_type","id"),&ShaderGraph::vec_scalar_op_node_get_op);
-
-	ClassDB::bind_method(D_METHOD("rgb_op_node_set_op","shader_type","id","op"),&ShaderGraph::rgb_op_node_set_op);
-	ClassDB::bind_method(D_METHOD("rgb_op_node_get_op","shader_type","id"),&ShaderGraph::rgb_op_node_get_op);
-
-
-	ClassDB::bind_method(D_METHOD("xform_vec_mult_node_set_no_translation","shader_type","id","disable"),&ShaderGraph::xform_vec_mult_node_set_no_translation);
-	ClassDB::bind_method(D_METHOD("xform_vec_mult_node_get_no_translation","shader_type","id"),&ShaderGraph::xform_vec_mult_node_get_no_translation);
-
-	ClassDB::bind_method(D_METHOD("scalar_func_node_set_function","shader_type","id","func"),&ShaderGraph::scalar_func_node_set_function);
-	ClassDB::bind_method(D_METHOD("scalar_func_node_get_function","shader_type","id"),&ShaderGraph::scalar_func_node_get_function);
-
-	ClassDB::bind_method(D_METHOD("vec_func_node_set_function","shader_type","id","func"),&ShaderGraph::vec_func_node_set_function);
-	ClassDB::bind_method(D_METHOD("vec_func_node_get_function","shader_type","id"),&ShaderGraph::vec_func_node_get_function);
-
-	ClassDB::bind_method(D_METHOD("input_node_set_name","shader_type","id","name"),&ShaderGraph::input_node_set_name);
-	ClassDB::bind_method(D_METHOD("input_node_get_name","shader_type","id"),&ShaderGraph::input_node_get_name);
-
-	ClassDB::bind_method(D_METHOD("scalar_input_node_set_value","shader_type","id","value"),&ShaderGraph::scalar_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("scalar_input_node_get_value","shader_type","id"),&ShaderGraph::scalar_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("vec_input_node_set_value","shader_type","id","value"),&ShaderGraph::vec_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("vec_input_node_get_value","shader_type","id"),&ShaderGraph::vec_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("rgb_input_node_set_value","shader_type","id","value"),&ShaderGraph::rgb_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("rgb_input_node_get_value","shader_type","id"),&ShaderGraph::rgb_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("xform_input_node_set_value","shader_type","id","value"),&ShaderGraph::xform_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("xform_input_node_get_value","shader_type","id"),&ShaderGraph::xform_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("texture_input_node_set_value","shader_type","id","value"),&ShaderGraph::texture_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("texture_input_node_get_value","shader_type","id"),&ShaderGraph::texture_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("cubemap_input_node_set_value","shader_type","id","value"),&ShaderGraph::cubemap_input_node_set_value);
-	ClassDB::bind_method(D_METHOD("cubemap_input_node_get_value","shader_type","id"),&ShaderGraph::cubemap_input_node_get_value);
-
-	ClassDB::bind_method(D_METHOD("comment_node_set_text","shader_type","id","text"),&ShaderGraph::comment_node_set_text);
-	ClassDB::bind_method(D_METHOD("comment_node_get_text","shader_type","id"),&ShaderGraph::comment_node_get_text);
-
-	ClassDB::bind_method(D_METHOD("color_ramp_node_set_ramp","shader_type","id","colors","offsets"),&ShaderGraph::color_ramp_node_set_ramp);
-	ClassDB::bind_method(D_METHOD("color_ramp_node_get_colors","shader_type","id"),&ShaderGraph::color_ramp_node_get_colors);
-	ClassDB::bind_method(D_METHOD("color_ramp_node_get_offsets","shader_type","id"),&ShaderGraph::color_ramp_node_get_offsets);
-
-	ClassDB::bind_method(D_METHOD("curve_map_node_set_points","shader_type","id","points"),&ShaderGraph::curve_map_node_set_points);
-	ClassDB::bind_method(D_METHOD("curve_map_node_get_points","shader_type","id"),&ShaderGraph::curve_map_node_get_points);
-
-	ClassDB::bind_method(D_METHOD("connect_node","shader_type","src_id","src_slot","dst_id","dst_slot"),&ShaderGraph::connect_node);
-	ClassDB::bind_method(D_METHOD("is_node_connected","shader_type","src_id","src_slot","dst_id","dst_slot"),&ShaderGraph::is_node_connected);
-	ClassDB::bind_method(D_METHOD("disconnect_node","shader_type","src_id","src_slot","dst_id","dst_slot"),&ShaderGraph::disconnect_node);
-	ClassDB::bind_method(D_METHOD("get_node_connections","shader_type"),&ShaderGraph::_get_connections);
-
-	ClassDB::bind_method(D_METHOD("clear","shader_type"),&ShaderGraph::clear);
-
-	ClassDB::bind_method(D_METHOD("node_set_state","shader_type","id","state"),&ShaderGraph::node_set_state);
-	ClassDB::bind_method(D_METHOD("node_get_state","shader_type","id"),&ShaderGraph::node_get_state);
-
-	ClassDB::bind_method(D_METHOD("_set_data"),&ShaderGraph::_set_data);
-	ClassDB::bind_method(D_METHOD("_get_data"),&ShaderGraph::_get_data);
-
-	ADD_PROPERTY( PropertyInfo(Variant::DICTIONARY,"_data",PROPERTY_HINT_NONE,"",PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_data","_get_data");
-
-	//void get_connections(ShaderType p_which,List<Connection> *p_connections) const;
-
-
-	BIND_ENUM_CONSTANT( NODE_INPUT ); // all inputs (shader type dependent)
-	BIND_ENUM_CONSTANT( NODE_SCALAR_CONST ); //scalar constant
-	BIND_ENUM_CONSTANT( NODE_VEC_CONST ); //vec3 constant
-	BIND_ENUM_CONSTANT( NODE_RGB_CONST ); //rgb constant (shows a color picker instead)
-	BIND_ENUM_CONSTANT( NODE_XFORM_CONST ); // 4x4 matrix constant
-	BIND_ENUM_CONSTANT( NODE_TIME ); // time in seconds
-	BIND_ENUM_CONSTANT( NODE_SCREEN_TEX ); // screen texture sampler (takes UV) (only usable in fragment shader)
-	BIND_ENUM_CONSTANT( NODE_SCALAR_OP ); // scalar vs scalar op (mul ); add ); div ); etc)
-	BIND_ENUM_CONSTANT( NODE_VEC_OP ); // vec3 vs vec3 op (mul );ad );div );crossprod );etc)
-	BIND_ENUM_CONSTANT( NODE_VEC_SCALAR_OP ); // vec3 vs scalar op (mul ); add ); div ); etc)
-	BIND_ENUM_CONSTANT( NODE_RGB_OP ); // vec3 vs vec3 rgb op (with scalar amount) ); like brighten ); darken ); burn ); dodge ); multiply ); etc.
-	BIND_ENUM_CONSTANT( NODE_XFORM_MULT ); // mat4 x mat4
-	BIND_ENUM_CONSTANT( NODE_XFORM_VEC_MULT ); // mat4 x vec3 mult (with no-translation option)
-	BIND_ENUM_CONSTANT( NODE_XFORM_VEC_INV_MULT ); // mat4 x vec3 inverse mult (with no-translation option)
-	BIND_ENUM_CONSTANT( NODE_SCALAR_FUNC ); // scalar function (sin ); cos ); etc)
-	BIND_ENUM_CONSTANT( NODE_VEC_FUNC ); // vector function (normalize ); negate ); reciprocal ); rgb2hsv ); hsv2rgb ); etc ); etc)
-	BIND_ENUM_CONSTANT( NODE_VEC_LEN ); // vec3 length
-	BIND_ENUM_CONSTANT( NODE_DOT_PROD ); // vec3 . vec3 (dot product -> scalar output)
-	BIND_ENUM_CONSTANT( NODE_VEC_TO_SCALAR ); // 1 vec3 input ); 3 scalar outputs
-	BIND_ENUM_CONSTANT( NODE_SCALAR_TO_VEC ); // 3 scalar input ); 1 vec3 output
-	BIND_ENUM_CONSTANT( NODE_VEC_TO_XFORM ); // 3 vec input ); 1 xform output
-	BIND_ENUM_CONSTANT( NODE_XFORM_TO_VEC ); // 3 vec input ); 1 xform output
-	BIND_ENUM_CONSTANT( NODE_SCALAR_INTERP ); // scalar interpolation (with optional curve)
-	BIND_ENUM_CONSTANT( NODE_VEC_INTERP ); // vec3 interpolation  (with optional curve)
-	BIND_ENUM_CONSTANT( NODE_COLOR_RAMP );
-	BIND_ENUM_CONSTANT( NODE_CURVE_MAP );
-	BIND_ENUM_CONSTANT( NODE_SCALAR_INPUT ); // scalar uniform (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_VEC_INPUT ); // vec3 uniform (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_RGB_INPUT ); // color uniform (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_XFORM_INPUT ); // mat4 uniform (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_TEXTURE_INPUT ); // texture input (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_CUBEMAP_INPUT ); // cubemap input (assignable in material)
-	BIND_ENUM_CONSTANT( NODE_DEFAULT_TEXTURE );
-	BIND_ENUM_CONSTANT( NODE_OUTPUT ); // output (shader type dependent)
-	BIND_ENUM_CONSTANT( NODE_COMMENT ); // comment
-	BIND_ENUM_CONSTANT( NODE_TYPE_MAX );
-
-	BIND_ENUM_CONSTANT( SLOT_TYPE_SCALAR );
-	BIND_ENUM_CONSTANT( SLOT_TYPE_VEC );
-	BIND_ENUM_CONSTANT( SLOT_TYPE_XFORM );
-	BIND_ENUM_CONSTANT( SLOT_TYPE_TEXTURE );
-	BIND_ENUM_CONSTANT( SLOT_MAX );
-
-	BIND_ENUM_CONSTANT( SHADER_TYPE_VERTEX );
-	BIND_ENUM_CONSTANT( SHADER_TYPE_FRAGMENT );
-	BIND_ENUM_CONSTANT( SHADER_TYPE_LIGHT );
-	BIND_ENUM_CONSTANT( SHADER_TYPE_MAX );
-
-
-	BIND_ENUM_CONSTANT( SLOT_IN );
-	BIND_ENUM_CONSTANT( SLOT_OUT );
-
-	BIND_ENUM_CONSTANT( GRAPH_OK );
-	BIND_ENUM_CONSTANT( GRAPH_ERROR_CYCLIC  );
-	BIND_ENUM_CONSTANT( GRAPH_ERROR_MISSING_CONNECTIONS );
-
-	BIND_ENUM_CONSTANT( SCALAR_OP_ADD );
-	BIND_ENUM_CONSTANT( SCALAR_OP_SUB );
-	BIND_ENUM_CONSTANT( SCALAR_OP_MUL );
-	BIND_ENUM_CONSTANT( SCALAR_OP_DIV );
-	BIND_ENUM_CONSTANT( SCALAR_OP_MOD );
-	BIND_ENUM_CONSTANT( SCALAR_OP_POW );
-	BIND_ENUM_CONSTANT( SCALAR_OP_MAX );
-	BIND_ENUM_CONSTANT( SCALAR_OP_MIN );
-	BIND_ENUM_CONSTANT( SCALAR_OP_ATAN2 );
-	BIND_ENUM_CONSTANT( SCALAR_MAX_OP );
-
-	BIND_ENUM_CONSTANT( VEC_OP_ADD );
-	BIND_ENUM_CONSTANT( VEC_OP_SUB );
-	BIND_ENUM_CONSTANT( VEC_OP_MUL );
-	BIND_ENUM_CONSTANT( VEC_OP_DIV );
-	BIND_ENUM_CONSTANT( VEC_OP_MOD );
-	BIND_ENUM_CONSTANT( VEC_OP_POW );
-	BIND_ENUM_CONSTANT( VEC_OP_MAX );
-	BIND_ENUM_CONSTANT( VEC_OP_MIN );
-	BIND_ENUM_CONSTANT( VEC_OP_CROSS );
-	BIND_ENUM_CONSTANT( VEC_MAX_OP );
-
-	BIND_ENUM_CONSTANT( VEC_SCALAR_OP_MUL );
-	BIND_ENUM_CONSTANT( VEC_SCALAR_OP_DIV );
-	BIND_ENUM_CONSTANT( VEC_SCALAR_OP_POW );
-	BIND_ENUM_CONSTANT( VEC_SCALAR_MAX_OP );
-
-	BIND_ENUM_CONSTANT( RGB_OP_SCREEN );
-	BIND_ENUM_CONSTANT( RGB_OP_DIFFERENCE );
-	BIND_ENUM_CONSTANT( RGB_OP_DARKEN );
-	BIND_ENUM_CONSTANT( RGB_OP_LIGHTEN );
-	BIND_ENUM_CONSTANT( RGB_OP_OVERLAY );
-	BIND_ENUM_CONSTANT( RGB_OP_DODGE );
-	BIND_ENUM_CONSTANT( RGB_OP_BURN );
-	BIND_ENUM_CONSTANT( RGB_OP_SOFT_LIGHT );
-	BIND_ENUM_CONSTANT( RGB_OP_HARD_LIGHT );
-	BIND_ENUM_CONSTANT( RGB_MAX_OP );
-
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_SIN );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_COS );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_TAN );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_ASIN );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_ACOS );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_ATAN );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_SINH );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_COSH );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_TANH );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_LOG );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_EXP );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_SQRT );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_ABS );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_SIGN );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_FLOOR );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_ROUND );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_CEIL );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_FRAC );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_SATURATE );
-	BIND_ENUM_CONSTANT( SCALAR_FUNC_NEGATE );
-	BIND_ENUM_CONSTANT( SCALAR_MAX_FUNC );
-
-	BIND_ENUM_CONSTANT( VEC_FUNC_NORMALIZE );
-	BIND_ENUM_CONSTANT( VEC_FUNC_SATURATE );
-	BIND_ENUM_CONSTANT( VEC_FUNC_NEGATE );
-	BIND_ENUM_CONSTANT( VEC_FUNC_RECIPROCAL );
-	BIND_ENUM_CONSTANT( VEC_FUNC_RGB2HSV );
-	BIND_ENUM_CONSTANT( VEC_FUNC_HSV2RGB );
-	BIND_ENUM_CONSTANT( VEC_MAX_FUNC );
-
-	ADD_SIGNAL(MethodInfo("updated"));
-}
-
-
-String ShaderGraph::_find_unique_name(const String& p_base) {
-
-
-
-	int idx=1;
-	while(true) {
-		String tocmp=p_base;
-		if (idx>1) {
-			tocmp+="_"+itos(idx);
-		}
-		bool valid=true;
-		for(int i=0;i<3;i++) {
-			if (!valid)
-				break;
-			for (Map<int,Node>::Element *E=shader[i].node_map.front();E;E=E->next()) {
-				if (E->get().type!=NODE_SCALAR_INPUT && E->get().type!=NODE_VEC_INPUT && E->get().type==NODE_RGB_INPUT && E->get().type==NODE_XFORM_INPUT && E->get().type==NODE_TEXTURE_INPUT && E->get().type==NODE_CUBEMAP_INPUT)
-					continue;
-				String name = E->get().param1;
-				if (name==tocmp) {
-					valid=false;
-					break;
-				}
-
-			}
-		}
-
-		if (!valid) {
-			idx++;
-			continue;
-		}
-		return tocmp;
-	}
-	return String();
-}
-
-void ShaderGraph::node_add(ShaderType p_type, NodeType p_node_type,int p_id) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(p_id==0);
-	ERR_FAIL_COND(p_node_type==NODE_OUTPUT); //can't create output
-	ERR_FAIL_COND( shader[p_type].node_map.has(p_id ) );
-	ERR_FAIL_INDEX( p_node_type, NODE_TYPE_MAX );
-	Node node;
-
-	if (p_node_type==NODE_INPUT) {
-		//see if it already exists
-		for(Map<int,Node>::Element *E=shader[p_type].node_map.front();E;E=E->next()) {
-			if (E->get().type==NODE_INPUT) {
-				ERR_EXPLAIN("Only one input node can be added to the graph.");
-				ERR_FAIL_COND(E->get().type==NODE_INPUT);
-			}
-		}
-	}
-	node.type=p_node_type;
-	node.id=p_id;
-
-	switch(p_node_type) {
-		case NODE_INPUT: {} break; // all inputs (shader type dependent)
-		case NODE_SCALAR_CONST: { node.param1=0;} break; //scalar constant
-		case NODE_VEC_CONST: {node.param1=Vector3();} break; //vec3 constant
-		case NODE_RGB_CONST: {node.param1=Color();} break; //rgb constant (shows a color picker instead)
-		case NODE_XFORM_CONST: {node.param1=Transform();} break; // 4x4 matrix constant
-		case NODE_TIME: {} break; // time in seconds
-		case NODE_SCREEN_TEX: {Array arr; arr.push_back(0); arr.push_back(0); node.param2=arr;} break; // screen texture sampler (takes UV) (only usable in fragment shader)
-		case NODE_SCALAR_OP: {node.param1=SCALAR_OP_ADD;} break; // scalar vs scalar op (mul: {} break; add: {} break; div: {} break; etc)
-		case NODE_VEC_OP: {node.param1=VEC_OP_ADD;} break; // vec3 vs vec3 op (mul: {} break;ad: {} break;div: {} break;crossprod: {} break;etc)
-		case NODE_VEC_SCALAR_OP: {node.param1=VEC_SCALAR_OP_MUL;} break; // vec3 vs scalar op (mul: {} break; add: {} break; div: {} break; etc)
-		case NODE_RGB_OP: {node.param1=RGB_OP_SCREEN;} break; // vec3 vs vec3 rgb op (with scalar amount): {} break; like brighten: {} break; darken: {} break; burn: {} break; dodge: {} break; multiply: {} break; etc.
-		case NODE_XFORM_MULT: {} break; // mat4 x mat4
-		case NODE_XFORM_VEC_MULT: {} break; // mat4 x vec3 mult (with no-translation option)
-		case NODE_XFORM_VEC_INV_MULT: {} break; // mat4 x vec3 inverse mult (with no-translation option)
-		case NODE_SCALAR_FUNC: {node.param1=SCALAR_FUNC_SIN;} break; // scalar function (sin: {} break; cos: {} break; etc)
-		case NODE_VEC_FUNC: {node.param1=VEC_FUNC_NORMALIZE;} break; // vector function (normalize: {} break; negate: {} break; reciprocal: {} break; rgb2hsv: {} break; hsv2rgb: {} break; etc: {} break; etc)
-		case NODE_VEC_LEN: {} break; // vec3 length
-		case NODE_DOT_PROD: {} break; // vec3 . vec3 (dot product -> scalar output)
-		case NODE_VEC_TO_SCALAR: {} break; // 1 vec3 input: {} break; 3 scalar outputs
-		case NODE_SCALAR_TO_VEC: {} break; // 3 scalar input: {} break; 1 vec3 output
-		case NODE_VEC_TO_XFORM: {} break; // 3 scalar input: {} break; 1 vec3 output
-		case NODE_XFORM_TO_VEC: {} break; // 3 scalar input: {} break; 1 vec3 output
-		case NODE_SCALAR_INTERP: {} break; // scalar interpolation (with optional curve)
-		case NODE_VEC_INTERP: {} break; // vec3 interpolation  (with optional curve)
-		case NODE_COLOR_RAMP: { node.param1=PoolVector<Color>(); node.param2=PoolVector<real_t>();} break; // vec3 interpolation  (with optional curve)
-		case NODE_CURVE_MAP: { node.param1=PoolVector<Vector2>();} break; // vec3 interpolation  (with optional curve)
-		case NODE_SCALAR_INPUT: {node.param1=_find_unique_name("Scalar"); node.param2=0;} break; // scalar uniform (assignable in material)
-		case NODE_VEC_INPUT: {node.param1=_find_unique_name("Vec3");node.param2=Vector3();} break; // vec3 uniform (assignable in material)
-		case NODE_RGB_INPUT: {node.param1=_find_unique_name("Color");node.param2=Color();} break; // color uniform (assignable in material)
-		case NODE_XFORM_INPUT: {node.param1=_find_unique_name("XForm"); node.param2=Transform();} break; // mat4 uniform (assignable in material)
-		case NODE_TEXTURE_INPUT: {node.param1=_find_unique_name("Tex"); } break; // texture input (assignable in material)
-		case NODE_CUBEMAP_INPUT: {node.param1=_find_unique_name("Cube"); } break; // cubemap input (assignable in material)
-		case NODE_DEFAULT_TEXTURE: {}; break;
-		case NODE_OUTPUT: {} break; // output (shader type dependent)
-		case NODE_COMMENT: {} break; // comment
-		case NODE_TYPE_MAX: {};
-	}
-
-	shader[p_type].node_map[p_id]=node;
-	_request_update();
-}
-
-void ShaderGraph::node_set_position(ShaderType p_type,int p_id, const Vector2& p_pos) {
-	ERR_FAIL_INDEX(p_type,3);
-
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	shader[p_type].node_map[p_id].pos=p_pos;
-	_request_update();
-
-}
-Vector2 ShaderGraph::node_get_position(ShaderType p_type,int p_id) const {
-	ERR_FAIL_INDEX_V(p_type,3,Vector2());
-
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Vector2());
-	return shader[p_type].node_map[p_id].pos;
-}
-
-
-void ShaderGraph::node_remove(ShaderType p_type,int p_id) {
-
-	ERR_FAIL_COND(p_id==0);
-	ERR_FAIL_INDEX(p_type,3);
-
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-
-	//erase connections associated with node
-	for(Map<int,Node>::Element *E=shader[p_type].node_map.front();E;E=E->next()) {
-		if (E->key()==p_id)
-			continue; //no self
-
-		for (Map<int,SourceSlot>::Element *F=E->get().connections.front();F;) {
-			Map<int,SourceSlot>::Element *N=F->next();
-
-			if (F->get().id==p_id) {
-				E->get().connections.erase(F);
-			}
-
-			F=N;
-		}
-	}
-
-	shader[p_type].node_map.erase(p_id);
-
-	_request_update();
-
-}
-
-
-
-void ShaderGraph::get_node_list(ShaderType p_type,List<int> *p_node_list) const {
-
-	ERR_FAIL_INDEX(p_type,3);
-
-	Map<int,Node>::Element *E = shader[p_type].node_map.front();
-
-	while(E) {
-
-		p_node_list->push_back(E->key());
-		E=E->next();
-	}
-}
-
-
-ShaderGraph::NodeType ShaderGraph::node_get_type(ShaderType p_type,int p_id) const {
-
-	ERR_FAIL_INDEX_V(p_type,3,NODE_TYPE_MAX);
-
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),NODE_TYPE_MAX);
-	return shader[p_type].node_map[p_id].type;
-}
-
-
-Error ShaderGraph::connect_node(ShaderType p_type,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) {
-	ERR_FAIL_INDEX_V(p_type,3,ERR_INVALID_PARAMETER);
-
-	ERR_FAIL_COND_V(p_src_id==p_dst_id, ERR_INVALID_PARAMETER);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_src_id), ERR_INVALID_PARAMETER);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_dst_id), ERR_INVALID_PARAMETER);
-	NodeType type_src=shader[p_type].node_map[p_src_id].type;
-	NodeType type_dst=shader[p_type].node_map[p_dst_id].type;
-	ERR_FAIL_INDEX_V( p_src_slot, get_node_output_slot_count(get_mode(),p_type,type_src), ERR_INVALID_PARAMETER );
-	ERR_FAIL_INDEX_V( p_dst_slot, get_node_input_slot_count(get_mode(),p_type,type_dst), ERR_INVALID_PARAMETER );
-	ERR_FAIL_COND_V(get_node_output_slot_type(get_mode(),p_type,type_src,p_src_slot) != get_node_input_slot_type(get_mode(),p_type,type_dst,p_dst_slot), ERR_INVALID_PARAMETER );
-
-
-	SourceSlot ts;
-	ts.id=p_src_id;
-	ts.slot=p_src_slot;
-	shader[p_type].node_map[p_dst_id].connections[p_dst_slot]=ts;
-	_request_update();
-
-	return OK;
-}
-
-bool ShaderGraph::is_node_connected(ShaderType p_type,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) const {
-
-	ERR_FAIL_INDEX_V(p_type,3,false);
-
-	SourceSlot ts;
-	ts.id=p_src_id;
-	ts.slot=p_src_slot;
-	return shader[p_type].node_map.has(p_dst_id) && shader[p_type].node_map[p_dst_id].connections.has(p_dst_slot) &&
-		shader[p_type].node_map[p_dst_id].connections[p_dst_slot]==ts;
-}
-
-void ShaderGraph::disconnect_node(ShaderType p_type,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) {
-	ERR_FAIL_INDEX(p_type,3);
-
-	SourceSlot ts;
-	ts.id=p_src_id;
-	ts.slot=p_src_slot;
-	if (shader[p_type].node_map.has(p_dst_id) && shader[p_type].node_map[p_dst_id].connections.has(p_dst_slot) &&
-		shader[p_type].node_map[p_dst_id].connections[p_dst_slot]==ts) {
-		shader[p_type].node_map[p_dst_id].connections.erase(p_dst_slot);
-
-	}
-	_request_update();
-
-}
-
-void ShaderGraph::get_node_connections(ShaderType p_type,List<Connection> *p_connections) const {
-
-	ERR_FAIL_INDEX(p_type,3);
-
-	for(const Map<int,Node>::Element *E=shader[p_type].node_map.front();E;E=E->next()) {
-		for (const Map<int,SourceSlot>::Element *F=E->get().connections.front();F;F=F->next()) {
-
-			Connection c;
-			c.dst_id=E->key();
-			c.dst_slot=F->key();
-			c.src_id=F->get().id;
-			c.src_slot=F->get().slot;
-			p_connections->push_back(c);
-		}
-	}
-}
-
-bool ShaderGraph::is_slot_connected(ShaderGraph::ShaderType p_type, int p_dst_id, int slot_id)
-{
-	for(const Map<int,Node>::Element *E=shader[p_type].node_map.front();E;E=E->next()) {
-		for (const Map<int,SourceSlot>::Element *F=E->get().connections.front();F;F=F->next()) {
-
-			if (p_dst_id == E->key() && slot_id==F->key())
-				return true;
-		}
-	}
-	return false;
-}
-
-
-void ShaderGraph::clear(ShaderType p_type) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	shader[p_type].node_map.clear();
-	Node out;
-	out.pos=Vector2(300,300);
-	out.type=NODE_OUTPUT;
-	shader[p_type].node_map.insert(0,out);
-
-	_request_update();
-
-}
-
-
-void ShaderGraph::scalar_const_node_set_value(ShaderType p_type,int p_id,float p_value) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_SCALAR_CONST);
-	n.param1=p_value;
-	_request_update();
-
-}
-
-float ShaderGraph::scalar_const_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,0);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),0);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_SCALAR_CONST,0);
-	return n.param1;
-}
-
-void ShaderGraph::vec_const_node_set_value(ShaderType p_type,int p_id,const Vector3& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_VEC_CONST);
-	n.param1=p_value;
-	_request_update();
-
-
-}
-Vector3 ShaderGraph::vec_const_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Vector3());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Vector3());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_VEC_CONST,Vector3());
-	return n.param1;
-
-}
-
-void ShaderGraph::rgb_const_node_set_value(ShaderType p_type,int p_id,const Color& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_RGB_CONST);
-	n.param1=p_value;
-	_request_update();
-
-}
-Color ShaderGraph::rgb_const_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Color());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Color());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_RGB_CONST,Color());
-	return n.param1;
-
-}
-
-void ShaderGraph::xform_const_node_set_value(ShaderType p_type,int p_id,const Transform& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_XFORM_CONST);
-	n.param1=p_value;
-	_request_update();
-
-}
-Transform ShaderGraph::xform_const_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Transform());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Transform());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_XFORM_CONST,Transform());
-	return n.param1;
-
-}
-
-void ShaderGraph::texture_node_set_filter_size(ShaderType p_type,int p_id,int p_size){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_TEXTURE_INPUT && n.type!=NODE_SCREEN_TEX);
-	Array arr = n.param2;
-	arr[0]=p_size;
-	n.param2=arr;
-	_request_update();
-
-}
-int ShaderGraph::texture_node_get_filter_size(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,0);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),0);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_TEXTURE_INPUT && n.type!=NODE_SCREEN_TEX,0);
-	Array arr = n.param2;
-	return arr[0];
-
-}
-
-void ShaderGraph::texture_node_set_filter_strength(ShaderType p_type,float p_id,float p_strength){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_TEXTURE_INPUT && n.type!=NODE_SCREEN_TEX);
-	Array arr = n.param2;
-	arr[1]=p_strength;
-	n.param2=arr;
-	_request_update();
-
-}
-float ShaderGraph::texture_node_get_filter_strength(ShaderType p_type,float p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,0);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),0);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_TEXTURE_INPUT && n.type!=NODE_SCREEN_TEX,0);
-	Array arr = n.param2;
-	return arr[1];
-}
-
-void ShaderGraph::duplicate_nodes(ShaderType p_which, List<int> &p_nodes)
-{
-	//Create new node IDs
-	Map<int,int> duplicates = Map<int,int>();
-	int i=1;
-	for(List<int>::Element *E=p_nodes.front();E; E=E->next()) {
-		while (shader[p_which].node_map.has(i))
-			i++;
-		duplicates.insert(E->get(), i);
-		i++;
-	}
-
-	for(List<int>::Element *E = p_nodes.front();E; E=E->next()) {
-
-		const Node &n=shader[p_which].node_map[E->get()];
-		Node nn=n;
-		nn.id=duplicates.find(n.id)->get();
-		nn.pos += Vector2(0,100);
-		for (Map<int,SourceSlot>::Element *C=nn.connections.front();C;C=C->next()) {
-			SourceSlot &c=C->get();
-			if (p_nodes.find(c.id))
-				c.id=duplicates.find(c.id)->get();
-		}
-		shader[p_which].node_map[nn.id]=nn;
-	}
-	_request_update();
-}
-
-List<int> ShaderGraph::generate_ids(ShaderType p_type, int count)
-{
-	List<int> ids = List<int>();
-	int i=1;
-	while (ids.size() < count) {
-		while (shader[p_type].node_map.has(i))
-			i++;
-		ids.push_back(i);
-		i++;
-	}
-	return ids;
-}
-
-
-void ShaderGraph::scalar_op_node_set_op(ShaderType p_type,float p_id,ScalarOp p_op){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_SCALAR_OP);
-	n.param1=p_op;
-	_request_update();
-
-}
-ShaderGraph::ScalarOp ShaderGraph::scalar_op_node_get_op(ShaderType p_type,float p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,SCALAR_MAX_OP);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),SCALAR_MAX_OP);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_SCALAR_OP,SCALAR_MAX_OP);
-	int op = n.param1;
-	return ScalarOp(op);
-
-}
-
-
-void ShaderGraph::vec_op_node_set_op(ShaderType p_type,float p_id,VecOp p_op){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_VEC_OP);
-	n.param1=p_op;
-	_request_update();
-
-}
-ShaderGraph::VecOp ShaderGraph::vec_op_node_get_op(ShaderType p_type,float p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,VEC_MAX_OP);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),VEC_MAX_OP);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_VEC_OP,VEC_MAX_OP);
-	int op = n.param1;
-	return VecOp(op);
-
-}
-
-
-void ShaderGraph::vec_scalar_op_node_set_op(ShaderType p_type,float p_id,VecScalarOp p_op){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_VEC_SCALAR_OP);
-	n.param1=p_op;
-	_request_update();
-
-}
-ShaderGraph::VecScalarOp ShaderGraph::vec_scalar_op_node_get_op(ShaderType p_type,float p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,VEC_SCALAR_MAX_OP);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),VEC_SCALAR_MAX_OP);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_VEC_SCALAR_OP,VEC_SCALAR_MAX_OP);
-	int op = n.param1;
-	return VecScalarOp(op);
-
-}
-
-void ShaderGraph::rgb_op_node_set_op(ShaderType p_type,float p_id,RGBOp p_op){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_RGB_OP);
-	n.param1=p_op;
-
-	_request_update();
-
-}
-ShaderGraph::RGBOp ShaderGraph::rgb_op_node_get_op(ShaderType p_type,float p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,RGB_MAX_OP);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),RGB_MAX_OP);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_RGB_OP,RGB_MAX_OP);
-	int op = n.param1;
-	return RGBOp(op);
-
-}
-
-
-void ShaderGraph::xform_vec_mult_node_set_no_translation(ShaderType p_type,int p_id,bool p_no_translation){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_XFORM_VEC_MULT && n.type!=NODE_XFORM_VEC_INV_MULT);
-	n.param1=p_no_translation;
-	_request_update();
-
-}
-bool ShaderGraph::xform_vec_mult_node_get_no_translation(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,false);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),false);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_XFORM_VEC_MULT && n.type!=NODE_XFORM_VEC_INV_MULT,false);
-	return n.param1;
-
-}
-
-void ShaderGraph::scalar_func_node_set_function(ShaderType p_type,int p_id,ScalarFunc p_func){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_SCALAR_FUNC);
-	int func = p_func;
-	ERR_FAIL_INDEX(func,SCALAR_MAX_FUNC);
-	n.param1=func;
-	_request_update();
-
-}
-ShaderGraph::ScalarFunc ShaderGraph::scalar_func_node_get_function(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,SCALAR_MAX_FUNC);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),SCALAR_MAX_FUNC);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_SCALAR_FUNC,SCALAR_MAX_FUNC);
-	int func = n.param1;
-	return ScalarFunc(func);
-}
-
-void ShaderGraph::default_set_value(ShaderGraph::ShaderType p_which, int p_id, int p_param, const Variant &p_value)
-{
-	ERR_FAIL_INDEX(p_which,3);
-	ERR_FAIL_COND(!shader[p_which].node_map.has(p_id));
-	Node& n = shader[p_which].node_map[p_id];
-	if(p_value.get_type()==Variant::NIL)
-		n.defaults.erase(n.defaults.find(p_param));
-	else
-		n.defaults[p_param]=p_value;
-
-	_request_update();
-
-}
-
-Variant ShaderGraph::default_get_value(ShaderGraph::ShaderType p_which, int p_id, int p_param)
-{
-	ERR_FAIL_INDEX_V(p_which,3,Variant());
-	ERR_FAIL_COND_V(!shader[p_which].node_map.has(p_id),Variant());
-	const Node& n = shader[p_which].node_map[p_id];
-
-	if (!n.defaults.has(p_param))
-		return Variant();
-	return n.defaults[p_param];
-}
-
-
-
-void ShaderGraph::vec_func_node_set_function(ShaderType p_type,int p_id,VecFunc p_func){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_VEC_FUNC);
-	int func = p_func;
-	ERR_FAIL_INDEX(func,VEC_MAX_FUNC);
-	n.param1=func;
-
-	_request_update();
-
-}
-ShaderGraph::VecFunc ShaderGraph::vec_func_node_get_function(ShaderType p_type, int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,VEC_MAX_FUNC);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),VEC_MAX_FUNC);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_VEC_FUNC,VEC_MAX_FUNC);
-	int func = n.param1;
-	return VecFunc(func);
-}
-
-void ShaderGraph::color_ramp_node_set_ramp(ShaderType p_type,int p_id,const PoolVector<Color>& p_colors, const PoolVector<real_t>& p_offsets){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	ERR_FAIL_COND(p_colors.size()!=p_offsets.size());
-	Node& n = shader[p_type].node_map[p_id];
-	n.param1=p_colors;
-	n.param2=p_offsets;
-	_request_update();
-
-}
-
-PoolVector<Color> ShaderGraph::color_ramp_node_get_colors(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,PoolVector<Color>());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),PoolVector<Color>());
-	const Node& n = shader[p_type].node_map[p_id];
-	return n.param1;
-
-
-}
-
-PoolVector<real_t> ShaderGraph::color_ramp_node_get_offsets(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,PoolVector<real_t>());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),PoolVector<real_t>());
-	const Node& n = shader[p_type].node_map[p_id];
-	return n.param2;
-
-}
-
-
-void ShaderGraph::curve_map_node_set_points(ShaderType p_type,int p_id,const PoolVector<Vector2>& p_points) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	n.param1=p_points;
-	_request_update();
-
-}
-
-PoolVector<Vector2> ShaderGraph::curve_map_node_get_points(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,PoolVector<Vector2>());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),PoolVector<Vector2>());
-	const Node& n = shader[p_type].node_map[p_id];
-	return n.param1;
-
-}
-
-
-
-void ShaderGraph::input_node_set_name(ShaderType p_type,int p_id,const String& p_name){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	ERR_FAIL_COND(!p_name.is_valid_identifier());
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_SCALAR_INPUT && n.type!=NODE_VEC_INPUT && n.type==NODE_RGB_INPUT && n.type==NODE_XFORM_INPUT && n.type==NODE_TEXTURE_INPUT && n.type==NODE_CUBEMAP_INPUT);
-
-	n.param1="";
-	n.param1=_find_unique_name(p_name);
-	_request_update();
-
-}
-String ShaderGraph::input_node_get_name(ShaderType p_type,int p_id){
-
-	ERR_FAIL_INDEX_V(p_type,3,String());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),String());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_SCALAR_INPUT && n.type!=NODE_VEC_INPUT && n.type==NODE_RGB_INPUT && n.type==NODE_XFORM_INPUT && n.type==NODE_TEXTURE_INPUT && n.type==NODE_CUBEMAP_INPUT,String());
-	return n.param1;
-}
-
-
-void ShaderGraph::scalar_input_node_set_value(ShaderType p_type,int p_id,float p_value) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_SCALAR_INPUT);
-	n.param2=p_value;
-	_request_update();
-
-}
-
-float ShaderGraph::scalar_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,0);
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),0);
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_SCALAR_INPUT,0);
-
-	return n.param2;
-}
-
-void ShaderGraph::vec_input_node_set_value(ShaderType p_type,int p_id,const Vector3& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_VEC_INPUT);
-
-	n.param2=p_value;
-	_request_update();
-
-}
-Vector3 ShaderGraph::vec_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Vector3());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Vector3());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_VEC_INPUT,Vector3());
-	return n.param2;
-}
-
-void ShaderGraph::rgb_input_node_set_value(ShaderType p_type,int p_id,const Color& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_RGB_INPUT);
-	n.param2=p_value;
-	_request_update();
-
-}
-Color ShaderGraph::rgb_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Color());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Color());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_RGB_INPUT,Color());
-	return n.param2;
-}
-
-void ShaderGraph::xform_input_node_set_value(ShaderType p_type,int p_id,const Transform& p_value){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_XFORM_INPUT);
-	n.param2=p_value;
-	_request_update();
-
-}
-Transform ShaderGraph::xform_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Transform());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Transform());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_XFORM_INPUT,Transform());
-	return n.param2;
-}
-
-
-void ShaderGraph::texture_input_node_set_value(ShaderType p_type,int p_id,const Ref<Texture>& p_texture) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_TEXTURE_INPUT);
-	n.param2=p_texture;
-	_request_update();
-
-}
-
-Ref<Texture> ShaderGraph::texture_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Ref<Texture>());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Ref<Texture>());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_TEXTURE_INPUT,Ref<Texture>());
-	return n.param2;
-}
-
-void ShaderGraph::cubemap_input_node_set_value(ShaderType p_type,int p_id,const Ref<CubeMap>& p_cubemap){
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_CUBEMAP_INPUT);
-	n.param2=p_cubemap;
-	_request_update();
-
-}
-
-Ref<CubeMap> ShaderGraph::cubemap_input_node_get_value(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,Ref<CubeMap>());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Ref<CubeMap>());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_CUBEMAP_INPUT,Ref<CubeMap>());
-	return n.param2;
-
-}
-
-
-void ShaderGraph::comment_node_set_text(ShaderType p_type,int p_id,const String& p_comment) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND(n.type!=NODE_COMMENT);
-	n.param1=p_comment;
-
-}
-
-String ShaderGraph::comment_node_get_text(ShaderType p_type,int p_id) const{
-
-	ERR_FAIL_INDEX_V(p_type,3,String());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),String());
-	const Node& n = shader[p_type].node_map[p_id];
-	ERR_FAIL_COND_V(n.type!=NODE_COMMENT,String());
-	return n.param1;
-
-}
-
-void ShaderGraph::_request_update() {
-
-	if (_pending_update_shader)
-		return;
-
-	_pending_update_shader=true;
-	call_deferred("_update_shader");
-
-}
-
-Variant ShaderGraph::node_get_state(ShaderType p_type,int p_id) const {
-
-	ERR_FAIL_INDEX_V(p_type,3,Variant());
-	ERR_FAIL_COND_V(!shader[p_type].node_map.has(p_id),Variant());
-	const Node& n = shader[p_type].node_map[p_id];
-	Dictionary s;
-	s["position"]=n.pos;
-	s["param1"]=n.param1;
-	s["param2"]=n.param2;
-	Array keys;
-	for (Map<int,Variant>::Element *E=n.defaults.front();E;E=E->next()) {
-		keys.append(E->key());
-		s[E->key()]=E->get();
-	}
-	s["default_keys"]=keys;
-	return s;
-
-}
-void ShaderGraph::node_set_state(ShaderType p_type,int p_id,const Variant& p_state) {
-
-	ERR_FAIL_INDEX(p_type,3);
-	ERR_FAIL_COND(!shader[p_type].node_map.has(p_id));
-	Node& n = shader[p_type].node_map[p_id];
-	Dictionary d = p_state;
-	ERR_FAIL_COND(!d.has("position"));
-	ERR_FAIL_COND(!d.has("param1"));
-	ERR_FAIL_COND(!d.has("param2"));
-	ERR_FAIL_COND(!d.has("default_keys"));
-
-	n.pos=d["position"];
-	n.param1=d["param1"];
-	n.param2=d["param2"];
-	Array keys = d["default_keys"];
-	for(int i=0;i<keys.size();i++) {
-		n.defaults[keys[i]]=d[keys[i]];
-	}
-}
-
-ShaderGraph::ShaderGraph(Mode p_mode) : Shader(p_mode) {
-
-	//shader = VisualServer::get_singleton()->shader_create();
-	_pending_update_shader=false;
-
-	Node input;
-	input.id=1;
-	input.pos=Vector2(50,40);
-	input.type=NODE_INPUT;
-
-	Node output;
-	output.id=0;
-	output.pos=Vector2(350,40);
-	output.type=NODE_OUTPUT;
-
-	for(int i=0;i<3;i++) {
-
-		shader[i].node_map.insert(0,output);
-		shader[i].node_map.insert(1,input);
-	}
-}
-
-ShaderGraph::~ShaderGraph() {
-
-	//VisualServer::get_singleton()->free(shader);
-}
-
-
-const ShaderGraph::InOutParamInfo ShaderGraph::inout_param_info[]={
-	//material vertex in
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Vertex","SRC_VERTEX","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Normal","SRC_NORMAL","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Tangent","SRC_TANGENT","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"BinormalF","SRC_BINORMALF","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Color","SRC_COLOR","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Alpha","SRC_ALPHA","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"UV","SRC_UV","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"UV2","SRC_UV2","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"WorldMatrix","WORLD_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"InvCameraMatrix","INV_CAMERA_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"ProjectionMatrix","PROJECTION_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"ModelviewMatrix","MODELVIEW_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"InstanceID","INSTANCE_ID","",SLOT_TYPE_SCALAR,SLOT_IN},
-
-	//material vertex out
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Vertex","VERTEX","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Normal","NORMAL","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Tangent","TANGENT","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Binormal","BINORMAL","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"UV","UV",".xy",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"UV2","UV2",".xy",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Color","COLOR.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Alpha","COLOR.a","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Var1","VAR1.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"Var2","VAR2.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"SpecExp","SPEC_EXP","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_VERTEX,"PointSize","POINT_SIZE","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	//pixel vertex in
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Vertex","VERTEX","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Position","POSITION.xyz","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Normal","IN_NORMAL","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Tangent","TANGENT","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Binormal","BINORMAL","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"UV","vec3(UV,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"UV2","vec3(UV2,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"UVScreen","vec3(SCREEN_UV,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"PointCoord","POINT_COORD","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Color","COLOR.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Alpha","COLOR.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"InvCameraMatrix","INV_CAMERA_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Var1","VAR1.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Var2","VAR2.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	//pixel vertex out
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Diffuse","DIFFUSE_OUT","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"DiffuseAlpha","ALPHA_OUT","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Specular","SPECULAR","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"SpecularExp","SPEC_EXP","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Emission","EMISSION","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Glow","GLOW","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"ShadeParam","SHADE_PARAM","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Normal","NORMAL","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"NormalMap","NORMALMAP","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"NormalMapDepth","NORMALMAP_DEPTH","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,"Discard","DISCARD",">0.5",SLOT_TYPE_SCALAR,SLOT_OUT},
-	//light in
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"Normal","NORMAL","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"LightDir","LIGHT_DIR","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"LightDiffuse","LIGHT_DIFFUSE","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"LightSpecular","LIGHT_SPECULAR","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"EyeVec","EYE_VEC","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"Diffuse","DIFFUSE","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"Specular","SPECULAR","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"SpecExp","SPECULAR_EXP","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"ShadeParam","SHADE_PARAM","",SLOT_TYPE_SCALAR,SLOT_IN},
-	//light out
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"Light","LIGHT","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_MATERIAL,SHADER_TYPE_LIGHT,"Shadow", "SHADOW", "",SLOT_TYPE_VEC, SLOT_OUT },
-	//canvas item vertex in
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Vertex","vec3(SRC_VERTEX,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"UV","SRC_UV","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Color","SRC_COLOR.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Alpha","SRC_COLOR.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"WorldMatrix","WORLD_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"ExtraMatrix","EXTRA_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"ProjectionMatrix","PROJECTION_MATRIX","",SLOT_TYPE_XFORM,SLOT_IN},
-	//canvas item vertex out
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Vertex","VERTEX",".xy",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"UV","UV",".xy",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Color","COLOR.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Alpha","COLOR.a","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Var1","VAR1.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"Var2","VAR2.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_VERTEX,"PointSize","POINT_SIZE","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	//canvas item fragment in
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Color","SRC_COLOR.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Alpha","SRC_COLOR.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"UV","vec3(UV,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"UVScreen","vec3(SCREEN_UV,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"TexPixelSize","vec3(TEXTURE_PIXEL_SIZE,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Var1","VAR1.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Var2","VAR2.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"PointCoord","POINT_COORD","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Position","POSITION","",SLOT_TYPE_VEC,SLOT_IN},
-	//canvas item fragment out
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Color","COLOR.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Alpha","COLOR.a","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"Normal","NORMAL","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"NormalMap","NORMALMAP","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_FRAGMENT,"NormalMapDepth","NORMALMAP_DEPTH","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	//canvas item light in
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Color","COLOR.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Alpha","COLOR.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Normal","NORMAL","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"UV","vec3(UV,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"LightColor","LIGHT_COLOR.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"LightAlpha","LIGHT_COLOR.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"LightHeight","LIGHT_HEIGHT","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"ShadowColor","LIGHT_SHADOW.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"ShadowAlpha","LIGHT_SHADOW.a","",SLOT_TYPE_SCALAR,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"TexPixelSize","vec3(TEXTURE_PIXEL_SIZE,0)","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Var1","VAR1.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Var2","VAR2.rgb","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"PointCoord","POINT_COORD","",SLOT_TYPE_VEC,SLOT_IN},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"Position","POSITION","",SLOT_TYPE_VEC,SLOT_IN},
-	//canvas item light out
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"LightColor","LIGHT.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"LightAlpha","LIGHT.a","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"ShadowColor","SHADOW.rgb","",SLOT_TYPE_VEC,SLOT_OUT},
-	{MODE_CANVAS_ITEM,SHADER_TYPE_LIGHT,"ShadowAlpha","SHADOW.a","",SLOT_TYPE_SCALAR,SLOT_OUT},
-	//end
-	{MODE_MATERIAL,SHADER_TYPE_FRAGMENT,NULL,NULL,NULL,SLOT_TYPE_SCALAR,SLOT_OUT},
-
-
-
-};
-
-void ShaderGraph::get_input_output_node_slot_info(Mode p_mode, ShaderType  p_type, List<SlotInfo> *r_slots) {
-
-	const InOutParamInfo* iop = &inout_param_info[0];
-	while(iop->name) {
-		if (p_mode==iop->shader_mode && p_type==iop->shader_type) {
-
-			SlotInfo si;
-			si.dir=iop->dir;
-			si.name=iop->name;
-			si.type=iop->slot_type;
-			r_slots->push_back(si);
-		}
-		iop++;
-	}
-}
-
-
-const ShaderGraph::NodeSlotInfo ShaderGraph::node_slot_info[]= {
-
-		{NODE_SCALAR_CONST,{SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, //scalar constant
-		{NODE_VEC_CONST,{SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, //vec3 constant
-		{NODE_RGB_CONST,{SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, //rgb constant (shows a color picker instead)
-		{NODE_XFORM_CONST,{SLOT_MAX},{SLOT_TYPE_XFORM,SLOT_MAX}}, // 4x4 matrix constant
-		{NODE_TIME,{SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // time in seconds
-		{NODE_SCREEN_TEX,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // screen texture sampler (takes UV) (only usable in fragment shader)
-		{NODE_SCALAR_OP,{SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // scalar vs scalar op (mul,{SLOT_MAX},{SLOT_MAX}}, add,{SLOT_MAX},{SLOT_MAX}}, div,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_VEC_OP,{SLOT_TYPE_VEC,SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // scalar vs scalar op (mul,{SLOT_MAX},{SLOT_MAX}}, add,{SLOT_MAX},{SLOT_MAX}}, div,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_VEC_SCALAR_OP,{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // vec3 vs scalar op (mul,{SLOT_MAX},{SLOT_MAX}}, add,{SLOT_MAX},{SLOT_MAX}}, div,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_RGB_OP,{SLOT_TYPE_VEC,SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // vec3 vs scalar op (mul,{SLOT_MAX},{SLOT_MAX}}, add,{SLOT_MAX},{SLOT_MAX}}, div,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_XFORM_MULT,{SLOT_TYPE_XFORM,SLOT_TYPE_XFORM,SLOT_MAX},{SLOT_TYPE_XFORM,SLOT_MAX}}, // mat4 x mat4
-		{NODE_XFORM_VEC_MULT,{SLOT_TYPE_XFORM,SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // mat4 x vec3 mult (with no-translation option)
-		{NODE_XFORM_VEC_INV_MULT,{SLOT_TYPE_VEC,SLOT_TYPE_XFORM,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // mat4 x vec3 inverse mult (with no-translation option)
-		{NODE_SCALAR_FUNC,{SLOT_TYPE_SCALAR,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // scalar function (sin,{SLOT_MAX},{SLOT_MAX}}, cos,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_VEC_FUNC,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // vector function (normalize,{SLOT_MAX},{SLOT_MAX}}, negate,{SLOT_MAX},{SLOT_MAX}}, reciprocal,{SLOT_MAX},{SLOT_MAX}}, rgb2hsv,{SLOT_MAX},{SLOT_MAX}}, hsv2rgb,{SLOT_MAX},{SLOT_MAX}}, etc,{SLOT_MAX},{SLOT_MAX}}, etc)
-		{NODE_VEC_LEN,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // vec3 length
-		{NODE_DOT_PROD,{SLOT_TYPE_VEC,SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // vec3 . vec3 (dot product -> scalar output)
-		{NODE_VEC_TO_SCALAR,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR}}, // 1 vec3 input,{SLOT_MAX},{SLOT_MAX}}, 3 scalar outputs
-		{NODE_SCALAR_TO_VEC,{SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR},{SLOT_TYPE_VEC,SLOT_MAX}}, // 3 scalar input,{SLOT_MAX},{SLOT_MAX}}, 1 vec3 output
-		{NODE_SCALAR_INTERP,{SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR,SLOT_TYPE_SCALAR},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // scalar interpolation (with optional curve)
-		{NODE_VEC_INTERP,{SLOT_TYPE_VEC,SLOT_TYPE_VEC,SLOT_TYPE_SCALAR},{SLOT_TYPE_VEC,SLOT_MAX}}, // vec3 interpolation  (with optional curve)
-		{NODE_COLOR_RAMP,{SLOT_TYPE_SCALAR,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, // vec3 interpolation  (with optional curve)
-		{NODE_CURVE_MAP,{SLOT_TYPE_SCALAR,SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // vec3 interpolation  (with optional curve)
-		{NODE_SCALAR_INPUT,{SLOT_MAX},{SLOT_TYPE_SCALAR,SLOT_MAX}}, // scalar uniform (assignable in material)
-		{NODE_VEC_INPUT,{SLOT_MAX},{SLOT_TYPE_VEC,SLOT_MAX}}, // vec3 uniform (assignable in material)
-		{NODE_RGB_INPUT,{SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, // color uniform (assignable in material)
-		{NODE_XFORM_INPUT,{SLOT_MAX},{SLOT_TYPE_XFORM,SLOT_MAX}}, // mat4 uniform (assignable in material)
-		{NODE_TEXTURE_INPUT,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, // texture input (assignable in material)
-		{NODE_CUBEMAP_INPUT,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, // cubemap input (assignable in material)
-		{NODE_DEFAULT_TEXTURE,{SLOT_TYPE_VEC,SLOT_MAX},{SLOT_TYPE_VEC,SLOT_TYPE_SCALAR,SLOT_MAX}}, // cubemap input (assignable in material)
-		{NODE_COMMENT,{SLOT_MAX},{SLOT_MAX}}, // comment
-		{NODE_TYPE_MAX,{SLOT_MAX},{SLOT_MAX}}
-};
-
-int ShaderGraph::get_node_input_slot_count(Mode p_mode, ShaderType  p_shader_type,NodeType p_type) {
-
-	if (p_type==NODE_INPUT || p_type==NODE_OUTPUT) {
-
-		const InOutParamInfo* iop = &inout_param_info[0];
-		int pc=0;
-		while(iop->name) {
-			if (p_mode==iop->shader_mode && p_shader_type==iop->shader_type) {
-
-				if (iop->dir==SLOT_OUT)
-					pc++;
-			}
-			iop++;
-		}
-		return pc;
-	} else if (p_type==NODE_VEC_TO_XFORM){
-		return 4;
-	} else if (p_type==NODE_XFORM_TO_VEC){
-		return 1;
-	} else {
-
-		const NodeSlotInfo*nsi=&node_slot_info[0];
-		while(nsi->type!=NODE_TYPE_MAX) {
-
-			if (nsi->type==p_type) {
-				int pc=0;
-				for(int i=0;i<NodeSlotInfo::MAX_INS;i++) {
-					if (nsi->ins[i]==SLOT_MAX)
-						break;
-					pc++;
-				}
-				return pc;
-			}
-
-			nsi++;
-		}
-
-		return 0;
-
-	}
-}
-
-int ShaderGraph::get_node_output_slot_count(Mode p_mode, ShaderType  p_shader_type,NodeType p_type){
-
-	if (p_type==NODE_INPUT || p_type==NODE_OUTPUT) {
-
-		const InOutParamInfo* iop = &inout_param_info[0];
-		int pc=0;
-		while(iop->name) {
-			if (p_mode==iop->shader_mode && p_shader_type==iop->shader_type) {
-
-				if (iop->dir==SLOT_IN)
-					pc++;
-			}
-			iop++;
-		}
-		return pc;
-	} else if (p_type==NODE_VEC_TO_XFORM){
-		return 1;
-	} else if (p_type==NODE_XFORM_TO_VEC){
-		return 4;
-	} else {
-
-		const NodeSlotInfo*nsi=&node_slot_info[0];
-		while(nsi->type!=NODE_TYPE_MAX) {
-
-			if (nsi->type==p_type) {
-				int pc=0;
-				for(int i=0;i<NodeSlotInfo::MAX_OUTS;i++) {
-					if (nsi->outs[i]==SLOT_MAX)
-						break;
-					pc++;
-				}
-				return pc;
-			}
-
-			nsi++;
-		}
-
-		return 0;
-
-	}
-}
-ShaderGraph::SlotType ShaderGraph::get_node_input_slot_type(Mode p_mode, ShaderType  p_shader_type,NodeType p_type,int p_idx){
-
-	if (p_type==NODE_INPUT || p_type==NODE_OUTPUT) {
-
-		const InOutParamInfo* iop = &inout_param_info[0];
-		int pc=0;
-		while(iop->name) {
-			if (p_mode==iop->shader_mode && p_shader_type==iop->shader_type) {
-
-				if (iop->dir==SLOT_OUT) {
-					if (pc==p_idx)
-						return iop->slot_type;
-					pc++;
-				}
-			}
-			iop++;
-		}
-		ERR_FAIL_V(SLOT_MAX);
-	} else if (p_type==NODE_VEC_TO_XFORM){
-		return SLOT_TYPE_VEC;
-	} else if (p_type==NODE_XFORM_TO_VEC){
-		return SLOT_TYPE_XFORM;
-	} else {
-
-		const NodeSlotInfo*nsi=&node_slot_info[0];
-		while(nsi->type!=NODE_TYPE_MAX) {
-
-			if (nsi->type==p_type) {
-				for(int i=0;i<NodeSlotInfo::MAX_INS;i++) {
-
-					if (nsi->ins[i]==SLOT_MAX)
-						break;
-					if (i==p_idx)
-						return nsi->ins[i];
-				}
-			}
-
-			nsi++;
-		}
-
-		ERR_FAIL_V(SLOT_MAX);
-
-	}
-}
-ShaderGraph::SlotType ShaderGraph::get_node_output_slot_type(Mode p_mode, ShaderType  p_shader_type,NodeType p_type,int p_idx){
-
-	if (p_type==NODE_INPUT || p_type==NODE_OUTPUT) {
-
-		const InOutParamInfo* iop = &inout_param_info[0];
-		int pc=0;
-		while(iop->name) {
-			if (p_mode==iop->shader_mode && p_shader_type==iop->shader_type) {
-
-				if (iop->dir==SLOT_IN) {
-					if (pc==p_idx)
-						return iop->slot_type;
-					pc++;
-				}
-			}
-			iop++;
-		}
-		ERR_FAIL_V(SLOT_MAX);
-	} else if (p_type==NODE_VEC_TO_XFORM){
-		return SLOT_TYPE_XFORM;
-	} else if (p_type==NODE_XFORM_TO_VEC){
-		return SLOT_TYPE_VEC;
-	} else {
-
-		const NodeSlotInfo*nsi=&node_slot_info[0];
-		while(nsi->type!=NODE_TYPE_MAX) {
-
-			if (nsi->type==p_type) {
-				for(int i=0;i<NodeSlotInfo::MAX_OUTS;i++) {
-					if (nsi->outs[i]==SLOT_MAX)
-						break;
-					if (i==p_idx)
-						return nsi->outs[i];
-				}
-			}
-
-			nsi++;
-		}
-
-		ERR_FAIL_V(SLOT_MAX);
-	}
-}
-
-
-
-
-
-void ShaderGraph::_update_shader() {
-
-
-	String code[3];
-
-	List<StringName> names;
-	get_default_texture_param_list(&names);
-
-	for (List<StringName>::Element *E=names.front();E;E=E->next()) {
-
-		set_default_texture_param(E->get(),Ref<Texture>());
-	}
-
-
-	for(int i=0;i<3;i++) {
-
-		int idx=0;
-		for (Map<int,Node>::Element *E=shader[i].node_map.front();E;E=E->next()) {
-
-			E->get().sort_order=idx++;
-		}
-		//simple method for graph solving using bubblesort derived algorithm
-		int iters=0;
-		int iter_max=shader[i].node_map.size()*shader[i].node_map.size();
-
-		while(true) {
-			if (iters>iter_max)
-				break;
-
-			int swaps=0;
-			for (Map<int,Node>::Element *E=shader[i].node_map.front();E;E=E->next()) {
-
-				for(Map<int,SourceSlot>::Element *F=E->get().connections.front();F;F=F->next()) {
-
-					//this is kinda slow, could be sped up
-					Map<int,Node>::Element *G = shader[i].node_map.find(F->get().id);
-					ERR_FAIL_COND(!G);
-					if (G->get().sort_order > E->get().sort_order) {
-
-						SWAP(G->get().sort_order,E->get().sort_order);
-						swaps++;
-					}
-				}
-			}
-
-			iters++;
-			if (swaps==0) {
-				iters=0;
-				break;
-			}
-		}
-
-		if (iters>0) {
-
-			shader[i].error=GRAPH_ERROR_CYCLIC;
-			continue;
-		}
-
-		Vector<Node*> order;
-		order.resize(shader[i].node_map.size());
-
-		for (Map<int,Node>::Element *E=shader[i].node_map.front();E;E=E->next()) {
-
-			order[E->get().sort_order]=&E->get();
-		}
-
-		//generate code for the ordered graph
-		bool failed=false;
-
-		if (i==SHADER_TYPE_FRAGMENT && get_mode()==MODE_MATERIAL) {
-			code[i]+="vec3 DIFFUSE_OUT=vec3(0,0,0);\n";
-			code[i]+="float ALPHA_OUT=0;\n";
-		}
-
-
-		Map<String,String> inputs_xlate;
-		Map<String,String> input_names_xlate;
-		Set<String> inputs_used;
-
-		for(int j=0;j<order.size();j++) {
-
-			Node *n=order[j];
-			if (n->type==NODE_INPUT) {
-
-				const InOutParamInfo* iop = &inout_param_info[0];
-				int idx=0;
-				while(iop->name) {
-					if (get_mode()==iop->shader_mode && i==iop->shader_type && SLOT_IN==iop->dir) {
-
-						const char *typestr[4]={"float","vec3","mat4","texture"};
-
-						String vname=("nd"+itos(n->id)+"sl"+itos(idx));
-						inputs_xlate[vname]=String(typestr[iop->slot_type])+" "+vname+"="+iop->variable+";\n";
-						input_names_xlate[vname]=iop->variable;
-						idx++;
-					}
-					iop++;
-				}
-
-			} else if (n->type==NODE_OUTPUT) {
-
-
-				bool use_alpha=false;
-				const InOutParamInfo* iop = &inout_param_info[0];
-				int idx=0;
-				while(iop->name) {
-					if (get_mode()==iop->shader_mode && i==iop->shader_type && SLOT_OUT==iop->dir) {
-
-						if (n->connections.has(idx)) {
-							String iname=("nd"+itos(n->connections[idx].id)+"sl"+itos(n->connections[idx].slot));
-							if (node_get_type(ShaderType(i),n->connections[idx].id)==NODE_INPUT)
-								inputs_used.insert(iname);
-							code[i]+=String(iop->variable)+"="+iname+String(iop->postfix)+";\n";
-							if (i==SHADER_TYPE_FRAGMENT && get_mode()==MODE_MATERIAL && String(iop->name)=="DiffuseAlpha")
-								use_alpha=true;
-						}
-						idx++;
-					}
-					iop++;
-				}
-
-				if (i==SHADER_TYPE_FRAGMENT && get_mode()==MODE_MATERIAL) {
-
-					if (use_alpha) {
-						code[i]+="DIFFUSE_ALPHA=vec4(DIFFUSE_OUT,ALPHA_OUT);\n";
-					} else {
-						code[i]+="DIFFUSE=DIFFUSE_OUT;\n";
-					}
-				}
-
-			} else {
-				Vector<String> inputs;
-				int max = get_node_input_slot_count(get_mode(),ShaderType(i),n->type);
-				for(int k=0;k<max;k++) {
-					String iname;
-					if (!n->connections.has(k)) {
-						iname="nd"+itos(n->id)+"sl"+itos(k)+"def";
-					} else {
-						iname="nd"+itos(n->connections[k].id)+"sl"+itos(n->connections[k].slot);
-						if (node_get_type(ShaderType(i),n->connections[k].id)==NODE_INPUT) {
-							inputs_used.insert(iname);
-						}
-
-					}
-					inputs.push_back(iname);
-				}
-
-				if (failed)
-					break;
-
-				if (n->type==NODE_TEXTURE_INPUT || n->type==NODE_CUBEMAP_INPUT) {
-
-					set_default_texture_param(n->param1,n->param2);
-
-				}
-				_add_node_code(ShaderType(i),n,inputs,code[i]);
-			}
-
-		}
-
-		if (failed)
-			continue;
-
-
-		for(Set<String>::Element *E=inputs_used.front();E;E=E->next()) {
-
-			ERR_CONTINUE( !inputs_xlate.has(E->get()));
-			code[i]=inputs_xlate[E->get()]+code[i];
-			String name=input_names_xlate[E->get()];
-
-			if (i==SHADER_TYPE_VERTEX && get_mode()==MODE_MATERIAL) {
-				if (name==("SRC_COLOR"))
-					code[i]="vec3 SRC_COLOR=COLOR.rgb;\n"+code[i];
-				if (name==("SRC_ALPHA"))
-					code[i]="float SRC_ALPHA=COLOR.a;\n"+code[i];
-				if (name==("SRC_UV"))
-					code[i]="vec3 SRC_UV=vec3(UV,0);\n"+code[i];
-				if (name==("SRC_UV2"))
-					code[i]="float SRC_UV2=vec3(UV2,0);\n"+code[i];
-			} else if (i==SHADER_TYPE_FRAGMENT && get_mode()==MODE_MATERIAL) {
-				if (name==("IN_NORMAL"))
-					code[i]="vec3 IN_NORMAL=NORMAL;\n"+code[i];
-			} else if (i==SHADER_TYPE_VERTEX && get_mode()==MODE_CANVAS_ITEM) {
-				if (name==("SRC_COLOR"))
-					code[i]="vec3 SRC_COLOR=COLOR.rgb;\n"+code[i];
-				if (name==("SRC_UV"))
-					code[i]="vec3 SRC_UV=vec3(UV,0);\n"+code[i];
-			}
-
-		}
-
-
-
-		shader[i].error=GRAPH_OK;
-
-	}
-
-	bool all_ok=true;
-	for(int i=0;i<3;i++) {
-		if (shader[i].error!=GRAPH_OK)
-			all_ok=false;
-	}
-
-	/*print_line("VERTEX: \n"+code[0]);
-	print_line("FRAGMENT: \n"+code[1]);
-	print_line("LIGHT: \n"+code[2]);*/
-
-	if (all_ok) {
-		set_code(code[0],code[1],code[2]);
-	}
-	//do shader here
-
-	_pending_update_shader=false;
-	emit_signal(SceneStringNames::get_singleton()->updated);
-}
-
-void ShaderGraph::_plot_curve(const Vector2& p_a,const Vector2& p_b,const Vector2& p_c,const Vector2& p_d,uint8_t* p_heights,bool *p_useds) {
-
-	float geometry[4][4];
-	float tmp1[4][4];
-	float tmp2[4][4];
-	float deltas[4][4];
-	double x, dx, dx2, dx3;
-	double y, dy, dy2, dy3;
-	double d, d2, d3;
-	int lastx, lasty;
-	int newx, newy;
-	int ntimes;
-	int i,j;
-
-	int xmax=255;
-	int ymax=255;
-
-	/* construct the geometry matrix from the segment */
-	for (i = 0; i < 4; i++)	{
-		geometry[i][2] = 0;
-		geometry[i][3] = 0;
-	}
-
-	geometry[0][0] = (p_a[0] * xmax);
-	geometry[1][0] = (p_b[0] * xmax);
-	geometry[2][0] = (p_c[0] * xmax);
-	geometry[3][0] = (p_d[0] * xmax);
-
-	geometry[0][1] = (p_a[1] * ymax);
-	geometry[1][1] = (p_b[1] * ymax);
-	geometry[2][1] = (p_c[1] * ymax);
-	geometry[3][1] = (p_d[1] * ymax);
-
-	/* subdivide the curve ntimes (1000) times */
-	ntimes = 4 * xmax;
-	/* ntimes can be adjusted to give a finer or coarser curve */
-	d = 1.0 / ntimes;
-	d2 = d * d;
-	d3 = d * d * d;
-
-	/* construct a temporary matrix for determining the forward differencing deltas */
-	tmp2[0][0] = 0;     tmp2[0][1] = 0;     tmp2[0][2] = 0;    tmp2[0][3] = 1;
-	tmp2[1][0] = d3;    tmp2[1][1] = d2;    tmp2[1][2] = d;    tmp2[1][3] = 0;
-	tmp2[2][0] = 6*d3;  tmp2[2][1] = 2*d2;  tmp2[2][2] = 0;    tmp2[2][3] = 0;
-	tmp2[3][0] = 6*d3;  tmp2[3][1] = 0;     tmp2[3][2] = 0;    tmp2[3][3] = 0;
-
-	/* compose the basis and geometry matrices */
-
-	static const float CR_basis[4][4] = {
-	  { -0.5,  1.5, -1.5,  0.5 },
-	  {  1.0, -2.5,  2.0, -0.5 },
-	  { -0.5,  0.0,  0.5,  0.0 },
-	  {  0.0,  1.0,  0.0,  0.0 },
-	};
-
-	for (i = 0; i < 4; i++)
-		{
-		  for (j = 0; j < 4; j++)
-		{
-		  tmp1[i][j] = (CR_basis[i][0] * geometry[0][j] +
-				  CR_basis[i][1] * geometry[1][j] +
-				  CR_basis[i][2] * geometry[2][j] +
-				  CR_basis[i][3] * geometry[3][j]);
-		}
-		}
-	/* compose the above results to get the deltas matrix */
-
-	for (i = 0; i < 4; i++)
-		{
-		  for (j = 0; j < 4; j++)
-		{
-		  deltas[i][j] = (tmp2[i][0] * tmp1[0][j] +
-				  tmp2[i][1] * tmp1[1][j] +
-				  tmp2[i][2] * tmp1[2][j] +
-				  tmp2[i][3] * tmp1[3][j]);
-		}
-		}
-
-
-	/* extract the x deltas */
-	x = deltas[0][0];
-	dx = deltas[1][0];
-	dx2 = deltas[2][0];
-	dx3 = deltas[3][0];
-
-	/* extract the y deltas */
-	y = deltas[0][1];
-	dy = deltas[1][1];
-	dy2 = deltas[2][1];
-	dy3 = deltas[3][1];
-
-
-	lastx = CLAMP (x, 0, xmax);
-	lasty = CLAMP (y, 0, ymax);
-
-	p_heights[lastx] = lasty;
-	p_useds[lastx] = true;
-
-	/* loop over the curve */
-	for (i = 0; i < ntimes; i++)
-	{
-		/* increment the x values */
-		x += dx;
-		dx += dx2;
-		dx2 += dx3;
-
-		/* increment the y values */
-		y += dy;
-		dy += dy2;
-		dy2 += dy3;
-
-		newx = CLAMP ((Math::round (x)), 0, xmax);
-		newy = CLAMP ((Math::round (y)), 0, ymax);
-
-		/* if this point is different than the last one...then draw it */
-		if ((lastx != newx) || (lasty != newy))
-		{
-			p_useds[newx]=true;
-			p_heights[newx]=newy;
-		}
-
-		lastx = newx;
-		lasty = newy;
-	}
-}
-
-
-void ShaderGraph::_add_node_code(ShaderType p_type,Node *p_node,const Vector<String>& p_inputs,String& code) {
-
-
-	const char *typestr[4]={"float","vec3","mat4","texture"};
-#define OUTNAME(id, slot) (String(typestr[get_node_output_slot_type(get_mode(), p_type, p_node->type, slot)]) + " " + ("nd" + itos(id) + "sl" + itos(slot)))
-#define OUTVAR(id, slot) ("nd" + itos(id) + "sl" + itos(slot))
-#define DEF_VEC(slot)                                                              \
-	if (p_inputs[slot].ends_with("def")) {                                         \
-		Vector3 v = p_node->defaults[slot];                                        \
-		code += String(typestr[1]) + " " + p_inputs[slot] + "=vec3(" + v + ");\n"; \
-	}
-#define DEF_SCALAR(slot)                                                           \
-	if (p_inputs[slot].ends_with("def")) {                                         \
-		double v = p_node->defaults[slot];                                         \
-		code += String(typestr[0]) + " " + p_inputs[slot] + "=" + rtos(v) + ";\n"; \
-	}
-#define DEF_COLOR(slot)                                                                                                              \
-	if (p_inputs[slot].ends_with("def")) {                                                                                           \
-		Color col = p_node->defaults[slot];                                                                                          \
-		code += String(typestr[1]) + " " + p_inputs[slot] + "=vec3(" + rtos(col.r) + "," + rtos(col.g) + "," + rtos(col.b) + ");\n"; \
-	}
-#define DEF_MATRIX(slot)                                                                                                                             \
-	if (p_inputs[slot].ends_with("def")) {                                                                                                           \
-		Transform xf = p_node->defaults[slot];                                                                                                       \
-		code += String(typestr[2]) + " " + p_inputs[slot] + "=mat4(\n";                                                                              \
-		code += "\tvec4(vec3(" + rtos(xf.basis.get_axis(0).x) + "," + rtos(xf.basis.get_axis(0).y) + "," + rtos(xf.basis.get_axis(0).z) + "),0),\n"; \
-		code += "\tvec4(vec3(" + rtos(xf.basis.get_axis(1).x) + "," + rtos(xf.basis.get_axis(1).y) + "," + rtos(xf.basis.get_axis(1).z) + "),0),\n"; \
-		code += "\tvec4(vec3(" + rtos(xf.basis.get_axis(2).x) + "," + rtos(xf.basis.get_axis(2).y) + "," + rtos(xf.basis.get_axis(2).z) + "),0),\n"; \
-		code += "\tvec4(vec3(" + rtos(xf.origin.x) + "," + rtos(xf.origin.y) + "," + rtos(xf.origin.z) + "),1)\n";                                   \
-		code += ");\n";                                                                                                                              \
-	}
-
-	switch(p_node->type) {
-
-		case NODE_INPUT: {
-
-
-		}break;
-		case NODE_SCALAR_CONST: {
-
-			double scalar = p_node->param1;
-			code+=OUTNAME(p_node->id,0)+"="+rtos(scalar)+";\n";
-		}break;
-		case NODE_VEC_CONST: {
-			Vector3 vec = p_node->param1;
-			code+=OUTNAME(p_node->id,0)+"=vec3("+rtos(vec.x)+","+rtos(vec.y)+","+rtos(vec.z)+");\n";
-		}break;
-		case NODE_RGB_CONST: {
-			Color col = p_node->param1;
-			code+=OUTNAME(p_node->id,0)+"=vec3("+rtos(col.r)+","+rtos(col.g)+","+rtos(col.b)+");\n";
-			code+=OUTNAME(p_node->id,1)+"="+rtos(col.a)+";\n";
-		}break;
-		case NODE_XFORM_CONST: {
-
-			Transform xf = p_node->param1;
-			code+=OUTNAME(p_node->id,0)+"=mat4(\n";
-			code+="\tvec4(vec3("+rtos(xf.basis.get_axis(0).x)+","+rtos(xf.basis.get_axis(0).y)+","+rtos(xf.basis.get_axis(0).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(xf.basis.get_axis(1).x)+","+rtos(xf.basis.get_axis(1).y)+","+rtos(xf.basis.get_axis(1).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(xf.basis.get_axis(2).x)+","+rtos(xf.basis.get_axis(2).y)+","+rtos(xf.basis.get_axis(2).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(xf.origin.x)+","+rtos(xf.origin.y)+","+rtos(xf.origin.z)+"),1)\n";
-			code+=");";
-
-		}break;
-		case NODE_TIME: {
-			code+=OUTNAME(p_node->id,0)+"=TIME;\n";
-		}break;
-		case NODE_SCREEN_TEX: {
-			DEF_VEC(0);
-			code+=OUTNAME(p_node->id,0)+"=texscreen("+p_inputs[0]+".xy);\n";
-		}break;
-		case NODE_SCALAR_OP: {
-			DEF_SCALAR(0);
-			DEF_SCALAR(1);
-			int op = p_node->param1;
-			String optxt;
-			switch(op) {
-
-				case SCALAR_OP_ADD: optxt = p_inputs[0]+"+"+p_inputs[1]+";"; break;
-				case SCALAR_OP_SUB: optxt = p_inputs[0]+"-"+p_inputs[1]+";"; break;
-				case SCALAR_OP_MUL: optxt = p_inputs[0]+"*"+p_inputs[1]+";"; break;
-				case SCALAR_OP_DIV: optxt = p_inputs[0]+"/"+p_inputs[1]+";"; break;
-				case SCALAR_OP_MOD: optxt = "mod("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case SCALAR_OP_POW: optxt = "pow("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case SCALAR_OP_MAX: optxt = "max("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case SCALAR_OP_MIN: optxt = "min("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case SCALAR_OP_ATAN2: optxt = "atan2("+p_inputs[0]+","+p_inputs[1]+");"; break;
-
-			}
-			code+=OUTNAME(p_node->id,0)+"="+optxt+"\n";
-
-		}break;
-		case NODE_VEC_OP: {
-			DEF_VEC(0);
-			DEF_VEC(1);
-			int op = p_node->param1;
-			String optxt;
-			switch(op) {
-				case VEC_OP_ADD: optxt = p_inputs[0]+"+"+p_inputs[1]+";"; break;
-				case VEC_OP_SUB: optxt = p_inputs[0]+"-"+p_inputs[1]+";"; break;
-				case VEC_OP_MUL: optxt = p_inputs[0]+"*"+p_inputs[1]+";"; break;
-				case VEC_OP_DIV: optxt = p_inputs[0]+"/"+p_inputs[1]+";"; break;
-				case VEC_OP_MOD: optxt = "mod("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case VEC_OP_POW: optxt = "pow("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case VEC_OP_MAX: optxt = "max("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case VEC_OP_MIN: optxt = "min("+p_inputs[0]+","+p_inputs[1]+");"; break;
-				case VEC_OP_CROSS: optxt = "cross("+p_inputs[0]+","+p_inputs[1]+");"; break;
-			}
-			code+=OUTNAME(p_node->id,0)+"="+optxt+"\n";
-
-		}break;
-		case NODE_VEC_SCALAR_OP: {
-			DEF_VEC(0);
-			DEF_SCALAR(1);
-			int op = p_node->param1;
-			String optxt;
-			switch(op) {
-				case VEC_SCALAR_OP_MUL: optxt = p_inputs[0]+"*"+p_inputs[1]+";"; break;
-				case VEC_SCALAR_OP_DIV: optxt = p_inputs[0]+"/"+p_inputs[1]+";"; break;
-				case VEC_SCALAR_OP_POW: optxt = "pow("+p_inputs[0]+","+p_inputs[1]+");"; break;
-			}
-			code+=OUTNAME(p_node->id,0)+"="+optxt+"\n";
-
-		}break;
-		case NODE_RGB_OP: {
-			DEF_COLOR(0);
-			DEF_COLOR(1);
-
-			int op = p_node->param1;
-			static const char*axisn[3]={"x","y","z"};
-			switch(op) {
-				case RGB_OP_SCREEN: {
-
-					code += OUTNAME(p_node->id,0)+"=vec3(1.0)-(vec3(1.0)-"+p_inputs[0]+")*(vec3(1.0)-"+p_inputs[1]+");\n";
-				} break;
-				case RGB_OP_DIFFERENCE: {
-
-					code += OUTNAME(p_node->id,0)+"=abs("+p_inputs[0]+"-"+p_inputs[1]+");\n";
-				} break;
-				case RGB_OP_DARKEN: {
-
-					code += OUTNAME(p_node->id,0)+"=min("+p_inputs[0]+","+p_inputs[1]+");\n";
-				} break;
-				case RGB_OP_LIGHTEN: {
-
-					code += OUTNAME(p_node->id,0)+"=max("+p_inputs[0]+","+p_inputs[1]+");\n";
-
-				} break;
-				case RGB_OP_OVERLAY: {
-
-					code += OUTNAME(p_node->id,0)+";\n";
-					for(int i=0;i<3;i++) {
-						code += "{\n";
-						code += "\tfloat base="+p_inputs[0]+"."+axisn[i]+";\n";
-						code += "\tfloat blend="+p_inputs[1]+"."+axisn[i]+";\n";
-						code += "\tif (base < 0.5) {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = 2.0 * base * blend;\n";
-						code += "\t} else {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = 1.0 - 2.0 * (1.0 - blend) * (1.0 - base);\n";
-						code += "\t}\n";
-						code += "}\n";
-					}
-
-				} break;
-				case RGB_OP_DODGE: {
-
-					code += OUTNAME(p_node->id,0)+"=("+p_inputs[0]+")/(vec3(1.0)-"+p_inputs[1]+");\n";
-
-				} break;
-				case RGB_OP_BURN: {
-
-					code += OUTNAME(p_node->id,0)+"=vec3(1.0)-(vec3(1.0)-"+p_inputs[0]+")/("+p_inputs[1]+");\n";
-				} break;
-				case RGB_OP_SOFT_LIGHT: {
-
-					code += OUTNAME(p_node->id,0)+";\n";
-					for(int i=0;i<3;i++) {
-						code += "{\n";
-						code += "\tfloat base="+p_inputs[0]+"."+axisn[i]+";\n";
-						code += "\tfloat blend="+p_inputs[1]+"."+axisn[i]+";\n";
-						code += "\tif (base < 0.5) {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = (base * (blend+0.5));\n";
-						code += "\t} else {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = (1 - (1-base) * (1-(blend-0.5)));\n";
-						code += "\t}\n";
-						code += "}\n";
-					}
-
-				} break;
-				case RGB_OP_HARD_LIGHT: {
-
-					code += OUTNAME(p_node->id,0)+";\n";
-					for(int i=0;i<3;i++) {
-						code += "{\n";
-						code += "\tfloat base="+p_inputs[0]+"."+axisn[i]+";\n";
-						code += "\tfloat blend="+p_inputs[1]+"."+axisn[i]+";\n";
-						code += "\tif (base < 0.5) {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = (base * (2*blend));\n";
-						code += "\t} else {\n";
-						code += "\t\t"+OUTVAR(p_node->id,0)+"."+axisn[i]+" = (1 - (1-base) * (1-2*(blend-0.5)));\n";
-						code += "\t}\n";
-						code += "}\n";
-					}
-
-				} break;
-			}
-		}break;
-		case NODE_XFORM_MULT: {
-			DEF_MATRIX(0);
-			DEF_MATRIX(1);
-
-			code += OUTNAME(p_node->id,0)+"="+p_inputs[0]+"*"+p_inputs[1]+";\n";
-
-		}break;
-		case NODE_XFORM_VEC_MULT: {
-			DEF_MATRIX(0);
-			DEF_VEC(1);
-
-			bool no_translation = p_node->param1;
-			if (no_translation) {
-				code += OUTNAME(p_node->id,0)+"=("+p_inputs[0]+"*vec4("+p_inputs[1]+",0)).xyz;\n";
-			} else {
-				code += OUTNAME(p_node->id,0)+"=("+p_inputs[0]+"*vec4("+p_inputs[1]+",1)).xyz;\n";
-			}
-
-		}break;
-		case NODE_XFORM_VEC_INV_MULT: {
-			DEF_VEC(0);
-			DEF_MATRIX(1);
-			bool no_translation = p_node->param1;
-			if (no_translation) {
-				code += OUTNAME(p_node->id,0)+"=("+p_inputs[1]+"*vec4("+p_inputs[0]+",0)).xyz;\n";
-			} else {
-				code += OUTNAME(p_node->id,0)+"=("+p_inputs[1]+"*vec4("+p_inputs[0]+",1)).xyz;\n";
-			}
-		}break;
-		case NODE_SCALAR_FUNC: {
-			DEF_SCALAR(0);
-			static const char*scalar_func_id[SCALAR_MAX_FUNC]={
-				"sin($)",
-				"cos($)",
-				"tan($)",
-				"asin($)",
-				"acos($)",
-				"atan($)",
-				"sinh($)",
-				"cosh($)",
-				"tanh($)",
-				"log($)",
-				"exp($)",
-				"sqrt($)",
-				"abs($)",
-				"sign($)",
-				"floor($)",
-				"round($)",
-				"ceil($)",
-				"fract($)",
-				"min(max($,0),1)",
-				"-($)",
-			};
-
-			int func = p_node->param1;
-			ERR_FAIL_INDEX(func,SCALAR_MAX_FUNC);
-			code += OUTNAME(p_node->id,0)+"="+String(scalar_func_id[func]).replace("$",p_inputs[0])+";\n";
-
-		} break;
-		case NODE_VEC_FUNC: {
-			DEF_VEC(0);
-			static const char*vec_func_id[VEC_MAX_FUNC]={
-				"normalize($)",
-				"max(min($,vec3(1,1,1)),vec3(0,0,0))",
-				"-($)",
-				"1.0/($)",
-				"",
-				"",
-			};
-
-
-			int func = p_node->param1;
-			ERR_FAIL_INDEX(func,VEC_MAX_FUNC);
-			if (func==VEC_FUNC_RGB2HSV) {
-				code += OUTNAME(p_node->id,0)+";\n";
-				code+="{\n";
-				code+="\tvec3 c = "+p_inputs[0]+";\n";
-				code+="\tvec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);\n";
-				code+="\tvec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));\n";
-				code+="\tvec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r));\n";
-				code+="\tfloat d = q.x - min(q.w, q.y);\n";
-				code+="\tfloat e = 1.0e-10;\n";
-				code+="\t"+OUTVAR(p_node->id,0)+"=vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x);\n";
-				code+="}\n";
-			} else if (func==VEC_FUNC_HSV2RGB) {
-				code += OUTNAME(p_node->id,0)+";\n";
-				code+="{\n";
-				code+="\tvec3 c = "+p_inputs[0]+";\n";
-				code+="\tvec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);\n";
-				code+="\tvec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);\n";
-				code+="\t"+OUTVAR(p_node->id,0)+"=c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);\n";
-				code+="}\n";
-
-			} else {
-				code += OUTNAME(p_node->id,0)+"="+String(vec_func_id[func]).replace("$",p_inputs[0])+";\n";
-			}
-		}break;
-		case NODE_VEC_LEN: {
-			DEF_VEC(0);
-
-			code += OUTNAME(p_node->id,0)+"=length("+p_inputs[0]+");\n";
-
-		}break;
-		case NODE_DOT_PROD: {
-			DEF_VEC(0);
-			DEF_VEC(1);
-			code += OUTNAME(p_node->id,0)+"=dot("+p_inputs[1]+","+p_inputs[0]+");\n";
-
-		}break;
-		case NODE_VEC_TO_SCALAR: {
-			DEF_VEC(0);
-			code += OUTNAME(p_node->id,0)+"="+p_inputs[0]+".x;\n";
-			code += OUTNAME(p_node->id,1)+"="+p_inputs[0]+".y;\n";
-			code += OUTNAME(p_node->id,2)+"="+p_inputs[0]+".z;\n";
-
-		}break;
-		case NODE_SCALAR_TO_VEC: {
-			DEF_SCALAR(0);
-			DEF_SCALAR(1);
-			DEF_SCALAR(2);
-			code += OUTNAME(p_node->id,0)+"=vec3("+p_inputs[0]+","+p_inputs[1]+","+p_inputs[2]+""+");\n";
-
-		}break;
-		case NODE_VEC_TO_XFORM: {
-			DEF_VEC(0);
-			DEF_VEC(1);
-			DEF_VEC(2);
-			DEF_VEC(3);
-			code += OUTNAME(p_node->id, 0) + "=mat4(" +
-				"vec4(" + p_inputs[0] + ".x," + p_inputs[0] + ".y," + p_inputs[0] + ".z, 0.0),"
-				"vec4(" + p_inputs[1] + ".x," + p_inputs[1] + ".y," + p_inputs[1] + ".z, 0.0),"
-				"vec4(" + p_inputs[2] + ".x," + p_inputs[2] + ".y," + p_inputs[2] + ".z, 0.0),"
-				"vec4(" + p_inputs[3] + ".x," + p_inputs[3] + ".y," + p_inputs[3] + ".z, 1.0));\n";
-
-		}break;
-		case NODE_XFORM_TO_VEC: {
-			DEF_MATRIX(0);
-			code += OUTNAME(p_node->id, 0) + ";\n";
-			code += OUTNAME(p_node->id, 1) + ";\n";
-			code += OUTNAME(p_node->id, 2) + ";\n";
-			code += OUTNAME(p_node->id, 3) + ";\n";
-			code += "{\n";
-			code += "\tvec4 xform_row_01=" + p_inputs[0] + ".x;\n";
-			code += "\tvec4 xform_row_02=" + p_inputs[0] + ".y;\n";
-			code += "\tvec4 xform_row_03=" + p_inputs[0] + ".z;\n";
-			code += "\tvec4 xform_row_04=" + p_inputs[0] + ".w;\n";
-			code += "\t" + OUTVAR(p_node->id, 0) + "=vec3(xform_row_01.x, xform_row_01.y, xform_row_01.z);\n";
-			code += "\t" + OUTVAR(p_node->id, 1) + "=vec3(xform_row_02.x, xform_row_02.y, xform_row_02.z);\n";
-			code += "\t" + OUTVAR(p_node->id, 2) + "=vec3(xform_row_03.x, xform_row_03.y, xform_row_03.z);\n";
-			code += "\t" + OUTVAR(p_node->id, 3) + "=vec3(xform_row_04.x, xform_row_04.y, xform_row_04.z);\n";
-			code += "}\n";
-		}break;
-		case NODE_SCALAR_INTERP: {
-			DEF_SCALAR(0);
-			DEF_SCALAR(1);
-			DEF_SCALAR(2);
-
-			code += OUTNAME(p_node->id,0)+"=mix("+p_inputs[0]+","+p_inputs[1]+","+p_inputs[2]+");\n";
-
-		}break;
-		case NODE_VEC_INTERP: {
-			DEF_VEC(0);
-			DEF_VEC(1);
-			DEF_SCALAR(2);
-			code += OUTNAME(p_node->id,0)+"=mix("+p_inputs[0]+","+p_inputs[1]+","+p_inputs[2]+");\n";
-
-		}break;
-		case NODE_COLOR_RAMP: {
-			DEF_SCALAR(0);
-
-			static const int color_ramp_len=512;
-			PoolVector<uint8_t> cramp;
-			cramp.resize(color_ramp_len*4);
-			{
-
-				PoolVector<Color> colors=p_node->param1;
-				PoolVector<real_t> offsets=p_node->param2;
-				int cc =colors.size();
-				PoolVector<uint8_t>::Write crw = cramp.write();
-				PoolVector<Color>::Read cr = colors.read();
-				PoolVector<real_t>::Read ofr = offsets.read();
-
-				int at=0;
-				Color color_at(0,0,0,1);
-				for(int i=0;i<=cc;i++) {
-
-					int pos;
-					Color to;
-					if (i==cc) {
-						if (at==color_ramp_len)
-							break;
-						pos=color_ramp_len;
-						to=Color(1,1,1,1);
-					} else {
-						to=cr[i];
-						pos= MIN(ofr[i]*color_ramp_len,color_ramp_len);
-					}
-					for(int j=at;j<pos;j++) {
-						float t = (j-at)/float(pos-at);
-						Color c = color_at.linear_interpolate(to,t);
-						crw[j*4+0]=Math::fast_ftoi( CLAMP(c.r*255.0,0,255) );
-						crw[j*4+1]=Math::fast_ftoi( CLAMP(c.g*255.0,0,255) );
-						crw[j*4+2]=Math::fast_ftoi( CLAMP(c.b*255.0,0,255) );
-						crw[j*4+3]=Math::fast_ftoi( CLAMP(c.a*255.0,0,255) );
-					}
-
-					at=pos;
-					color_at=to;
-				}
-			}
-
-			Image gradient(color_ramp_len,1,0,Image::FORMAT_RGBA8,cramp);
-			Ref<ImageTexture> it = memnew( ImageTexture );
-			it->create_from_image(gradient,Texture::FLAG_FILTER|Texture::FLAG_MIPMAPS);
-
-			String crampname= "cramp_"+itos(p_node->id);
-			set_default_texture_param(crampname,it);
-
-			code +="uniform texture "+crampname+";\n";
-			code +="vec4 "+crampname+"_r=tex("+crampname+",vec2("+p_inputs[0]+",0));\n";
-			code += OUTNAME(p_node->id,0)+"="+crampname+"_r.rgb;\n";
-			code += OUTNAME(p_node->id,1)+"="+crampname+"_r.a;\n";
-
-		}break;
-		case NODE_CURVE_MAP: {
-			DEF_SCALAR(0);
-			static const int curve_map_len=256;
-			bool mapped[256];
-			zeromem(mapped,sizeof(mapped));
-			PoolVector<uint8_t> cmap;
-			cmap.resize(curve_map_len);
-			{
-
-				PoolVector<Point2> points=p_node->param1;
-				int pc =points.size();
-				PoolVector<uint8_t>::Write cmw = cmap.write();
-				PoolVector<Point2>::Read pr = points.read();
-
-				Vector2 prev=Vector2(0,0);
-				Vector2 prev2=Vector2(0,0);
-
-				for(int i=-1;i<pc;i++) {
-
-					Vector2 next;
-					Vector2 next2;
-					if (i+1>=pc) {
-						next=Vector2(1,1);
-					} else {
-						next=Vector2(pr[i+1].x,pr[i+1].y);
-					}
-
-					if (i+2>=pc) {
-						next2=Vector2(1,1);
-					} else {
-						next2=Vector2(pr[i+2].x,pr[i+2].y);
-					}
-
-					/*if (i==-1 && prev.offset==next.offset) {
-						prev=next;
-						continue;
-					}*/
-
-					_plot_curve(prev2,prev,next,next2,cmw.ptr(),mapped);
-
-					prev2=prev;
-					prev=next;
-				}
-
-				uint8_t pp=0;
-				for(int i=0;i<curve_map_len;i++) {
-
-					if (!mapped[i]) {
-						cmw[i]=pp;
-					} else {
-						pp=cmw[i];
-					}
-				}
-			}
-
-
-
-			Image gradient(curve_map_len,1,0,Image::FORMAT_L8,cmap);
-			Ref<ImageTexture> it = memnew( ImageTexture );
-			it->create_from_image(gradient,Texture::FLAG_FILTER|Texture::FLAG_MIPMAPS);
-
-			String cmapname= "cmap_"+itos(p_node->id);
-			set_default_texture_param(cmapname,it);
-
-			code +="uniform texture "+cmapname+";\n";
-			code += OUTNAME(p_node->id,0)+"=tex("+cmapname+",vec2("+p_inputs[0]+",0)).r;\n";
-
-		}break;
-		case NODE_SCALAR_INPUT: {
-			String name = p_node->param1;
-			float dv=p_node->param2;
-			code +="uniform float "+name+"="+rtos(dv)+";\n";
-			code += OUTNAME(p_node->id,0)+"="+name+";\n";
-		}break;
-		case NODE_VEC_INPUT: {
-
-			String name = p_node->param1;
-			Vector3 dv=p_node->param2;
-			code +="uniform vec3 "+name+"=vec3("+rtos(dv.x)+","+rtos(dv.y)+","+rtos(dv.z)+");\n";
-			code += OUTNAME(p_node->id,0)+"="+name+";\n";
-		}break;
-		case NODE_RGB_INPUT: {
-
-			String name = p_node->param1;
-			Color dv= p_node->param2;
-
-			code +="uniform color "+name+"=vec4("+rtos(dv.r)+","+rtos(dv.g)+","+rtos(dv.b)+","+rtos(dv.a)+");\n";
-			code += OUTNAME(p_node->id,0)+"="+name+".rgb;\n";
-			code += OUTNAME(p_node->id,1)+"="+name+".a;\n";
-
-		}break;
-		case NODE_XFORM_INPUT: {
-
-			String name = p_node->param1;
-			Transform dv= p_node->param2;
-
-			code +="uniform mat4 "+name+"=mat4(\n";
-			code+="\tvec4(vec3("+rtos(dv.basis.get_axis(0).x)+","+rtos(dv.basis.get_axis(0).y)+","+rtos(dv.basis.get_axis(0).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(dv.basis.get_axis(1).x)+","+rtos(dv.basis.get_axis(1).y)+","+rtos(dv.basis.get_axis(1).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(dv.basis.get_axis(2).x)+","+rtos(dv.basis.get_axis(2).y)+","+rtos(dv.basis.get_axis(2).z)+"),0),\n";
-			code+="\tvec4(vec3("+rtos(dv.origin.x)+","+rtos(dv.origin.y)+","+rtos(dv.origin.z)+"),1)\n";
-			code+=");";
-
-			code += OUTNAME(p_node->id,0)+"="+name+";\n";
-
-		}break;
-		case NODE_TEXTURE_INPUT: {
-			DEF_VEC(0);
-			String name = p_node->param1;
-			String rname="rt_read_tex"+itos(p_node->id);
-			code +="uniform texture "+name+";";
-			code +="vec4 "+rname+"=tex("+name+","+p_inputs[0]+".xy);\n";
-			code += OUTNAME(p_node->id,0)+"="+rname+".rgb;\n";
-			code += OUTNAME(p_node->id,1)+"="+rname+".a;\n";
-
-		}break;
-		case NODE_CUBEMAP_INPUT: {
-			DEF_VEC(0);
-			String name = p_node->param1;
-			code +="uniform cubemap "+name+";";
-			String rname="rt_read_tex"+itos(p_node->id);
-			code +="vec4 "+rname+"=texcube("+name+","+p_inputs[0]+".xy);\n";
-			code += OUTNAME(p_node->id,0)+"="+rname+".rgb;\n";
-			code += OUTNAME(p_node->id,1)+"="+rname+".a;\n";
-		}break;
-		case NODE_DEFAULT_TEXTURE: {
-			DEF_VEC(0);
-
-			if (get_mode()==MODE_CANVAS_ITEM && p_type==SHADER_TYPE_FRAGMENT) {
-
-				String rname="rt_default_tex"+itos(p_node->id);
-				code +="vec4 "+rname+"=tex(TEXTURE,"+p_inputs[0]+".xy);\n";
-				code += OUTNAME(p_node->id,0)+"="+rname+".rgb;\n";
-				code += OUTNAME(p_node->id,1)+"="+rname+".a;\n";
-
-			} else {
-				//not supported
-				code += OUTNAME(p_node->id,0)+"=vec3(0,0,0);\n";
-				code += OUTNAME(p_node->id,1)+"=1.0;\n";
-
-			}
-		} break;
-		case NODE_OUTPUT: {
-
-
-		}break;
-		case NODE_COMMENT: {
-
-		}break;
-		case NODE_TYPE_MAX: {
-
-		}
-	}
-#undef DEF_SCALAR
-#undef DEF_COLOR
-#undef DEF_MATRIX
-#undef DEF_VEC
-}
-
-#endif
diff --git a/scene/resources/shader_graph.h b/scene/resources/shader_graph.h
deleted file mode 100644
index e3a68f8572..0000000000
--- a/scene/resources/shader_graph.h
+++ /dev/null
@@ -1,446 +0,0 @@
-/*************************************************************************/
-/*  shader_graph.h                                                       */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
-/*                                                                       */
-/* 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 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.                */
-/*************************************************************************/
-
-#ifndef SHADER_GRAPH_H
-#define SHADER_GRAPH_H
-
-// FIXME: Needs to be ported to the new 3.0 shader API
-#if 0
-#include "map.h"
-#include "scene/resources/shader.h"
-
-class ShaderGraph : public Shader {
-
-	GDCLASS( ShaderGraph, Shader );
-	RES_BASE_EXTENSION("vshader");
-
-public:
-
-	enum NodeType {
-		NODE_INPUT, // all inputs (shader type dependent)
-		NODE_SCALAR_CONST, //scalar constant
-		NODE_VEC_CONST, //vec3 constant
-		NODE_RGB_CONST, //rgb constant (shows a color picker instead)
-		NODE_XFORM_CONST, // 4x4 matrix constant
-		NODE_TIME, // time in seconds
-		NODE_SCREEN_TEX, // screen texture sampler (takes UV) (only usable in fragment shader)
-		NODE_SCALAR_OP, // scalar vs scalar op (mul, add, div, etc)
-		NODE_VEC_OP, // vec3 vs vec3 op (mul,ad,div,crossprod,etc)
-		NODE_VEC_SCALAR_OP, // vec3 vs scalar op (mul, add, div, etc)
-		NODE_RGB_OP, // vec3 vs vec3 rgb op (with scalar amount), like brighten, darken, burn, dodge, multiply, etc.
-		NODE_XFORM_MULT, // mat4 x mat4
-		NODE_XFORM_VEC_MULT, // mat4 x vec3 mult (with no-translation option)
-		NODE_XFORM_VEC_INV_MULT, // mat4 x vec3 inverse mult (with no-translation option)
-		NODE_SCALAR_FUNC, // scalar function (sin, cos, etc)
-		NODE_VEC_FUNC, // vector function (normalize, negate, reciprocal, rgb2hsv, hsv2rgb, etc, etc)
-		NODE_VEC_LEN, // vec3 length
-		NODE_DOT_PROD, // vec3 . vec3 (dot product -> scalar output)
-		NODE_VEC_TO_SCALAR, // 1 vec3 input, 3 scalar outputs
-		NODE_SCALAR_TO_VEC, // 3 scalar input, 1 vec3 output
-		NODE_XFORM_TO_VEC, // 3 vec input, 1 xform output
-		NODE_VEC_TO_XFORM, // 3 vec input, 1 xform output
-		NODE_SCALAR_INTERP, // scalar interpolation (with optional curve)
-		NODE_VEC_INTERP, // vec3 interpolation  (with optional curve)
-		NODE_COLOR_RAMP, //take scalar, output vec3
-		NODE_CURVE_MAP, //take scalar, otput scalar
-		NODE_SCALAR_INPUT, // scalar uniform (assignable in material)
-		NODE_VEC_INPUT, // vec3 uniform (assignable in material)
-		NODE_RGB_INPUT, // color uniform (assignable in material)
-		NODE_XFORM_INPUT, // mat4 uniform (assignable in material)
-		NODE_TEXTURE_INPUT, // texture input (assignable in material)
-		NODE_CUBEMAP_INPUT, // cubemap input (assignable in material)
-		NODE_DEFAULT_TEXTURE,
-		NODE_OUTPUT, // output (shader type dependent)
-		NODE_COMMENT, // comment
-		NODE_TYPE_MAX
-	};
-
-
-	struct Connection {
-
-		int src_id;
-		int src_slot;
-		int dst_id;
-		int dst_slot;
-	};
-
-	enum SlotType {
-
-		SLOT_TYPE_SCALAR,
-		SLOT_TYPE_VEC,
-		SLOT_TYPE_XFORM,
-		SLOT_TYPE_TEXTURE,
-		SLOT_MAX
-	};
-
-	enum ShaderType {
-		SHADER_TYPE_VERTEX,
-		SHADER_TYPE_FRAGMENT,
-		SHADER_TYPE_LIGHT,
-		SHADER_TYPE_MAX
-	};
-
-	enum SlotDir {
-		SLOT_IN,
-		SLOT_OUT
-	};
-
-	enum GraphError {
-		GRAPH_OK,
-		GRAPH_ERROR_CYCLIC,
-		GRAPH_ERROR_MISSING_CONNECTIONS
-	};
-
-private:
-
-	String _find_unique_name(const String& p_base);
-
-	enum {SLOT_DEFAULT_VALUE = 0x7FFFFFFF};
-	struct SourceSlot {
-
-		int id;
-		int slot;
-		bool operator==(const SourceSlot& p_slot) const {
-			return id==p_slot.id && slot==p_slot.slot;
-		}
-	};
-
-	struct Node {
-
-		Vector2 pos;
-		NodeType type;
-		Variant param1;
-		Variant param2;
-		Map<int, Variant> defaults;
-		int id;
-		mutable int order; // used for sorting
-		int sort_order;
-		Map<int,SourceSlot> connections;
-
-	};
-
-	struct ShaderData {
-		Map<int,Node> node_map;
-		GraphError error;
-	} shader[3];
-
-
-
-	struct InOutParamInfo {
-		Mode shader_mode;
-		ShaderType shader_type;
-		const char *name;
-		const char *variable;
-		const char *postfix;
-		SlotType slot_type;
-		SlotDir dir;
-	};
-
-	static const InOutParamInfo inout_param_info[];
-
-	struct NodeSlotInfo {
-
-		enum { MAX_INS=3, MAX_OUTS=3 };
-		NodeType type;
-		const SlotType ins[MAX_INS];
-		const SlotType outs[MAX_OUTS];
-	};
-
-	static const NodeSlotInfo node_slot_info[];
-
-	bool _pending_update_shader;
-	void _update_shader();
-	void _request_update();
-
-	void _plot_curve(const Vector2& p_a,const Vector2& p_b,const Vector2& p_c,const Vector2& p_d,uint8_t* p_heights,bool *p_useds);
-	void _add_node_code(ShaderType p_type,Node *p_node,const Vector<String>& p_inputs,String& code);
-
-	Array _get_node_list(ShaderType p_type) const;
-	Array _get_connections(ShaderType p_type) const;
-
-	void _set_data(const Dictionary& p_data);
-	Dictionary _get_data() const;
-protected:
-
-	static void _bind_methods();
-
-public:
-
-
-	void node_add(ShaderType p_type, NodeType p_node_type, int p_id);
-	void node_remove(ShaderType p_which,int p_id);
-	void node_set_position(ShaderType p_which,int p_id,const Point2& p_pos);
-	Point2 node_get_position(ShaderType p_which,int p_id) const;
-
-	void get_node_list(ShaderType p_which,List<int> *p_node_list) const;
-	NodeType node_get_type(ShaderType p_which,int p_id) const;
-
-	void scalar_const_node_set_value(ShaderType p_which,int p_id,float p_value);
-	float scalar_const_node_get_value(ShaderType p_which,int p_id) const;
-
-	void vec_const_node_set_value(ShaderType p_which,int p_id,const Vector3& p_value);
-	Vector3 vec_const_node_get_value(ShaderType p_which,int p_id) const;
-
-	void rgb_const_node_set_value(ShaderType p_which,int p_id,const Color& p_value);
-	Color rgb_const_node_get_value(ShaderType p_which,int p_id) const;
-
-	void xform_const_node_set_value(ShaderType p_which,int p_id,const Transform& p_value);
-	Transform xform_const_node_get_value(ShaderType p_which,int p_id) const;
-
-	void texture_node_set_filter_size(ShaderType p_which,int p_id,int p_size);
-	int texture_node_get_filter_size(ShaderType p_which,int p_id) const;
-
-	void texture_node_set_filter_strength(ShaderType p_which,float p_id,float p_strength);
-	float texture_node_get_filter_strength(ShaderType p_which,float p_id) const;
-
-	void duplicate_nodes(ShaderType p_which, List<int> &p_nodes);
-
-	List<int> generate_ids(ShaderType p_type, int count);
-
-	enum ScalarOp {
-		SCALAR_OP_ADD,
-		SCALAR_OP_SUB,
-		SCALAR_OP_MUL,
-		SCALAR_OP_DIV,
-		SCALAR_OP_MOD,
-		SCALAR_OP_POW,
-		SCALAR_OP_MAX,
-		SCALAR_OP_MIN,
-		SCALAR_OP_ATAN2,
-		SCALAR_MAX_OP
-	};
-
-	void scalar_op_node_set_op(ShaderType p_which,float p_id,ScalarOp p_op);
-	ScalarOp scalar_op_node_get_op(ShaderType p_which,float p_id) const;
-
-	enum  VecOp {
-		VEC_OP_ADD,
-		VEC_OP_SUB,
-		VEC_OP_MUL,
-		VEC_OP_DIV,
-		VEC_OP_MOD,
-		VEC_OP_POW,
-		VEC_OP_MAX,
-		VEC_OP_MIN,
-		VEC_OP_CROSS,
-		VEC_MAX_OP
-	};
-
-	void vec_op_node_set_op(ShaderType p_which,float p_id,VecOp p_op);
-	VecOp vec_op_node_get_op(ShaderType p_which,float p_id) const;
-
-	enum VecScalarOp {
-		VEC_SCALAR_OP_MUL,
-		VEC_SCALAR_OP_DIV,
-		VEC_SCALAR_OP_POW,
-		VEC_SCALAR_MAX_OP
-	};
-
-	void vec_scalar_op_node_set_op(ShaderType p_which,float p_id,VecScalarOp p_op);
-	VecScalarOp vec_scalar_op_node_get_op(ShaderType p_which,float p_id) const;
-
-	enum RGBOp {
-		RGB_OP_SCREEN,
-		RGB_OP_DIFFERENCE,
-		RGB_OP_DARKEN,
-		RGB_OP_LIGHTEN,
-		RGB_OP_OVERLAY,
-		RGB_OP_DODGE,
-		RGB_OP_BURN,
-		RGB_OP_SOFT_LIGHT,
-		RGB_OP_HARD_LIGHT,
-		RGB_MAX_OP
-	};
-
-	void rgb_op_node_set_op(ShaderType p_which,float p_id,RGBOp p_op);
-	RGBOp rgb_op_node_get_op(ShaderType p_which,float p_id) const;
-
-	void xform_vec_mult_node_set_no_translation(ShaderType p_which,int p_id,bool p_no_translation);
-	bool xform_vec_mult_node_get_no_translation(ShaderType p_which,int p_id) const;
-
-	enum ScalarFunc {
-		SCALAR_FUNC_SIN,
-		SCALAR_FUNC_COS,
-		SCALAR_FUNC_TAN,
-		SCALAR_FUNC_ASIN,
-		SCALAR_FUNC_ACOS,
-		SCALAR_FUNC_ATAN,
-		SCALAR_FUNC_SINH,
-		SCALAR_FUNC_COSH,
-		SCALAR_FUNC_TANH,
-		SCALAR_FUNC_LOG,
-		SCALAR_FUNC_EXP,
-		SCALAR_FUNC_SQRT,
-		SCALAR_FUNC_ABS,
-		SCALAR_FUNC_SIGN,
-		SCALAR_FUNC_FLOOR,
-		SCALAR_FUNC_ROUND,
-		SCALAR_FUNC_CEIL,
-		SCALAR_FUNC_FRAC,
-		SCALAR_FUNC_SATURATE,
-		SCALAR_FUNC_NEGATE,
-		SCALAR_MAX_FUNC
-	};
-
-	void scalar_func_node_set_function(ShaderType p_which,int p_id,ScalarFunc p_func);
-	ScalarFunc scalar_func_node_get_function(ShaderType p_which,int p_id) const;
-
-	enum VecFunc {
-		VEC_FUNC_NORMALIZE,
-		VEC_FUNC_SATURATE,
-		VEC_FUNC_NEGATE,
-		VEC_FUNC_RECIPROCAL,
-		VEC_FUNC_RGB2HSV,
-		VEC_FUNC_HSV2RGB,
-		VEC_MAX_FUNC
-	};
-
-	void default_set_value(ShaderType p_which,int p_id,int p_param, const Variant& p_value);
-	Variant default_get_value(ShaderType p_which,int p_id,int p_param);
-
-	void vec_func_node_set_function(ShaderType p_which,int p_id,VecFunc p_func);
-	VecFunc vec_func_node_get_function(ShaderType p_which,int p_id) const;
-
-	void color_ramp_node_set_ramp(ShaderType p_which,int p_id,const PoolVector<Color>& p_colors, const PoolVector<real_t>& p_offsets);
-	PoolVector<Color> color_ramp_node_get_colors(ShaderType p_which,int p_id) const;
-	PoolVector<real_t> color_ramp_node_get_offsets(ShaderType p_which,int p_id) const;
-
-	void curve_map_node_set_points(ShaderType p_which, int p_id, const PoolVector<Vector2>& p_points);
-	PoolVector<Vector2> curve_map_node_get_points(ShaderType p_which,int p_id) const;
-
-	void input_node_set_name(ShaderType p_which,int p_id,const String& p_name);
-	String input_node_get_name(ShaderType p_which,int p_id);
-
-	void scalar_input_node_set_value(ShaderType p_which,int p_id,float p_value);
-	float scalar_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void vec_input_node_set_value(ShaderType p_which,int p_id,const Vector3& p_value);
-	Vector3 vec_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void rgb_input_node_set_value(ShaderType p_which,int p_id,const Color& p_value);
-	Color rgb_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void xform_input_node_set_value(ShaderType p_which,int p_id,const Transform& p_value);
-	Transform xform_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void texture_input_node_set_value(ShaderType p_which,int p_id,const Ref<Texture>& p_texture);
-	Ref<Texture> texture_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void cubemap_input_node_set_value(ShaderType p_which,int p_id,const Ref<CubeMap>& p_cubemap);
-	Ref<CubeMap> cubemap_input_node_get_value(ShaderType p_which,int p_id) const;
-
-	void comment_node_set_text(ShaderType p_which,int p_id,const String& p_comment);
-	String comment_node_get_text(ShaderType p_which,int p_id) const;
-
-	Error connect_node(ShaderType p_which,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot);
-	bool is_node_connected(ShaderType p_which,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) const;
-	void disconnect_node(ShaderType p_which,int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot);
-
-	void get_node_connections(ShaderType p_which,List<Connection> *p_connections) const;
-
-	bool is_slot_connected(ShaderType p_which,int p_dst_id,int slot_id);
-
-	void clear(ShaderType p_which);
-
-	Variant node_get_state(ShaderType p_type, int p_node) const;
-	void node_set_state(ShaderType p_type, int p_id, const Variant& p_state);
-
-	GraphError get_graph_error(ShaderType p_type) const;
-
-	int node_count(ShaderType p_which, int p_type);
-
-	static int get_type_input_count(NodeType p_type);
-	static int get_type_output_count(NodeType p_type);
-	static SlotType get_type_input_type(NodeType p_type,int p_idx);
-	static SlotType get_type_output_type(NodeType p_type,int p_idx);
-	static bool is_type_valid(Mode p_mode,ShaderType p_type);
-
-
-	struct SlotInfo {
-		String name;
-		SlotType type;
-		SlotDir dir;
-	};
-
-	static void get_input_output_node_slot_info(Mode p_mode, ShaderType  p_type, List<SlotInfo> *r_slots);
-
-	static int get_node_input_slot_count(Mode p_mode, ShaderType  p_shader_type,NodeType p_type);
-	static int get_node_output_slot_count(Mode p_mode, ShaderType  p_shader_type,NodeType p_type);
-	static SlotType get_node_input_slot_type(Mode p_mode, ShaderType  p_shader_type,NodeType p_type,int p_idx);
-	static SlotType get_node_output_slot_type(Mode p_mode, ShaderType  p_shader_type,NodeType p_type,int p_idx);
-
-
-	ShaderGraph(Mode p_mode);
-	~ShaderGraph();
-};
-
-//helper functions
-
-
-
-
-VARIANT_ENUM_CAST( ShaderGraph::NodeType );
-VARIANT_ENUM_CAST( ShaderGraph::ShaderType );
-VARIANT_ENUM_CAST( ShaderGraph::SlotType );
-VARIANT_ENUM_CAST( ShaderGraph::ScalarOp );
-VARIANT_ENUM_CAST( ShaderGraph::VecOp );
-VARIANT_ENUM_CAST( ShaderGraph::VecScalarOp );
-VARIANT_ENUM_CAST( ShaderGraph::RGBOp );
-VARIANT_ENUM_CAST( ShaderGraph::ScalarFunc );
-VARIANT_ENUM_CAST( ShaderGraph::VecFunc );
-VARIANT_ENUM_CAST( ShaderGraph::GraphError );
-
-
-class MaterialShaderGraph : public ShaderGraph {
-
-	GDCLASS( MaterialShaderGraph, ShaderGraph );
-
-public:
-
-
-	MaterialShaderGraph() : ShaderGraph(MODE_MATERIAL) {
-
-	}
-};
-
-class CanvasItemShaderGraph : public ShaderGraph {
-
-	GDCLASS( CanvasItemShaderGraph, ShaderGraph );
-
-public:
-
-
-	CanvasItemShaderGraph() : ShaderGraph(MODE_CANVAS_ITEM) {
-
-	}
-};
-
-#endif
-#endif // SHADER_GRAPH_H