#ifndef SHADERCOMPILERGLES2_H #define SHADERCOMPILERGLES2_H /*************************************************************************/ /* shader_compiler_gles2.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 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 "core/containers/pair.h" #include "core/string/string_builder.h" #include "servers/rendering/shader_language.h" #include "servers/rendering/shader_types.h" #include "servers/rendering_server.h" class ShaderCompilerGLES2 { public: struct IdentifierActions { RBMap<StringName, Pair<int *, int>> render_mode_values; RBMap<StringName, bool *> render_mode_flags; RBMap<StringName, bool *> usage_flag_pointers; RBMap<StringName, bool *> write_flag_pointers; RBMap<StringName, ShaderLanguage::ShaderNode::Uniform> *uniforms; }; struct GeneratedCode { Vector<CharString> custom_defines; Vector<StringName> uniforms; Vector<StringName> texture_uniforms; Vector<ShaderLanguage::ShaderNode::Uniform::Hint> texture_hints; 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 { RBMap<StringName, String> renames; RBMap<StringName, String> render_mode_defines; RBMap<StringName, String> usage_defines; }; void _dump_function_deps(const ShaderLanguage::ShaderNode *p_node, const StringName &p_for_func, const RBMap<StringName, String> &p_func_code, StringBuilder &r_to_add, RBSet<StringName> &r_added); String _dump_node_code(const ShaderLanguage::Node *p_node, int p_level, GeneratedCode &r_gen_code, IdentifierActions &p_actions, const DefaultIdentifierActions &p_default_actions, bool p_assigning, bool p_use_scope = true); const ShaderLanguage::ShaderNode *shader; const ShaderLanguage::FunctionNode *function; StringName current_func_name; StringName vertex_name; StringName fragment_name; StringName light_name; StringName time_name; RBSet<StringName> used_name_defines; RBSet<StringName> used_flag_pointers; RBSet<StringName> used_rmode_defines; RBSet<StringName> internal_functions; RBSet<StringName> fragment_varyings; DefaultIdentifierActions actions[RS::SHADER_MAX]; public: Error compile(RS::ShaderMode p_mode, const String &p_code, IdentifierActions *p_actions, const String &p_path, GeneratedCode &r_gen_code); ShaderCompilerGLES2(); }; #endif // SHADERCOMPILERGLES2_H