113 lines
3.9 KiB
C
113 lines
3.9 KiB
C
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/*************************************************************************/
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/* shader_graph.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef SHADER_GRAPH_H
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#define SHADER_GRAPH_H
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#if 0
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/**
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@author Juan Linietsky <reduzio@gmail.com>
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*/
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#include "servers/visual_server.h"
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#include "map.h"
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class ShaderCodeGenerator {
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public:
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virtual void begin()=0;
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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;
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virtual void end()=0;
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virtual ~ShaderCodeGenerator() {}
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};
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class ShaderGraph {
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public:
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struct Connection {
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int src_id;
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int src_slot;
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int dst_id;
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int dst_slot;
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};
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private:
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struct Node {
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int16_t x,y;
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VS::ShaderNodeType type;
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Variant param;
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int id;
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mutable int order; // used for sorting
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mutable bool out_valid;
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mutable bool in_valid;
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};
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Map<int,Node> node_map;
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List<Connection> connections;
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public:
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Error generate(ShaderCodeGenerator * p_generator) const;
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void node_add(VS::ShaderNodeType p_type,int p_id);
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void node_remove(int p_id);
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void node_change_type(int p_id, VS::ShaderNodeType p_type);
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void node_set_param(int p_id, const Variant& p_value);
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void node_set_pos(int p_id, int p_x,int p_y);
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int node_get_pos_x(int p_id) const;
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int node_get_pos_y(int p_id) const;
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void get_node_list(List<int> *p_node_list) const;
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void get_sorted_node_list(List<int> *p_node_list) const;
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VS::ShaderNodeType node_get_type(int p_id) const;
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Variant node_get_param(int p_id) const;
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Error connect(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot);
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bool is_connected(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot) const;
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void disconnect(int p_src_id,int p_src_slot, int p_dst_id,int p_dst_slot);
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void clear();
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List<Connection> get_connection_list() const;
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ShaderGraph();
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~ShaderGraph();
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};
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#endif
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#endif
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