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/*************************************************************************/
/* shader_compiler_gles3.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 SHADERCOMPILERGLES3_H
#define SHADERCOMPILERGLES3_H
#include "servers/visual/shader_language.h"
#include "servers/visual/shader_types.h"
#include "servers/visual_server.h"
#include "pair.h"
class ShaderCompilerGLES3 {
public:
struct IdentifierActions {
Map<StringName,Pair<int*,int> > render_mode_values;
Map<StringName,bool*> render_mode_flags;
Map<StringName,bool*> usage_flag_pointers;
Map<StringName,ShaderLanguage::ShaderNode::Uniform> *uniforms;
};
struct GeneratedCode {
Vector<CharString> defines;
Vector<StringName> texture_uniforms;
Vector<ShaderLanguage::ShaderNode::Uniform::Hint> texture_hints;
Vector<uint32_t> uniform_offsets;
uint32_t uniform_total_size;
String uniforms;
String vertex_global;
String vertex;
String fragment_global;
String fragment;
String light;
bool uses_fragment_time;
bool uses_vertex_time;
};
private:
ShaderLanguage parser;
struct DefaultIdentifierActions {
Map<StringName,String> renames;
Map<StringName,String> render_mode_defines;
Map<StringName,String> usage_defines;
};
void _dump_function_deps(ShaderLanguage::ShaderNode *p_node, const StringName& p_for_func, const Map<StringName, String> &p_func_code, String& r_to_add,Set<StringName> &added);
String _dump_node_code(ShaderLanguage::Node *p_node, int p_level, GeneratedCode &r_gen_code, IdentifierActions& p_actions, const DefaultIdentifierActions& p_default_actions);
StringName current_func_name;
StringName vertex_name;
StringName fragment_name;
StringName time_name;
Set<StringName> used_name_defines;
Set<StringName> used_flag_pointers;
Set<StringName> used_rmode_defines;
Set<StringName> internal_functions;
DefaultIdentifierActions actions[VS::SHADER_MAX];
public:
Error compile(VS::ShaderMode p_mode, const String& p_code, IdentifierActions* p_actions, const String& p_path, GeneratedCode& r_gen_code);
ShaderCompilerGLES3();
};
#endif // SHADERCOMPILERGLES3_H
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