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Diffstat (limited to 'servers/visual/shader_graph.h')
| -rw-r--r-- | servers/visual/shader_graph.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/servers/visual/shader_graph.h b/servers/visual/shader_graph.h new file mode 100644 index 0000000000..5c5079202f --- /dev/null +++ b/servers/visual/shader_graph.h @@ -0,0 +1,112 @@ +/*************************************************************************/ +/* shader_graph.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* 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 + +#if 0 + +/** + @author Juan Linietsky <reduzio@gmail.com> +*/ + +#include "servers/visual_server.h" +#include "map.h" + + +class ShaderCodeGenerator { +public: + + virtual void begin()=0; + virtual Error add_node(VS::ShaderNodeType p_type,int p_node_pos,int p_id,const Variant& p_param,const Vector<int>& p_in_connections,const Vector<int>& p_out_connections,const Vector<int>& p_out_connection_outputs)=0; + virtual void end()=0; + + virtual ~ShaderCodeGenerator() {} +}; + +class ShaderGraph { +public: + + + struct Connection { + + int src_id; + int src_slot; + int dst_id; + int dst_slot; + }; + +private: + struct Node { + + int16_t x,y; + VS::ShaderNodeType type; + Variant param; + int id; + mutable int order; // used for sorting + mutable bool out_valid; + mutable bool in_valid; + }; + + Map<int,Node> node_map; + + List<Connection> connections; + +public: + + Error generate(ShaderCodeGenerator * p_generator) const; + + void node_add(VS::ShaderNodeType p_type,int p_id); + void node_remove(int p_id); + void node_change_type(int p_id, VS::ShaderNodeType p_type); + void node_set_param(int p_id, const Variant& p_value); + + void node_set_pos(int p_id, int p_x,int p_y); + int node_get_pos_x(int p_id) const; + int node_get_pos_y(int p_id) const; + + void get_node_list(List<int> *p_node_list) const; + void get_sorted_node_list(List<int> *p_node_list) const; + VS::ShaderNodeType node_get_type(int p_id) const; + Variant node_get_param(int p_id) const; + + Error connect(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot); + bool is_connected(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) const; + void disconnect(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot); + + void clear(); + + List<Connection> get_connection_list() const; + + + ShaderGraph(); + ~ShaderGraph(); + +}; +#endif +#endif |