GLSLGenerator Class Reference

#include <llvmexpr/codegen/glsl/GLSLGenerator.hpp>

Public Member Functions
	GLSLGenerator (const std::vector< Token > &tokens, int num_inputs, int num_intermediate_inputs, int width, int height, bool mirror_boundary, const std::map< std::pair< int, std::string >, int > &prop_map, const analysis::ExpressionAnalysisResults &analysis_results)
std::string	generate ()

Detailed Description

Copyright (C) 2025 yuygfgg

This file is part of Vapoursynth-llvmexpr.

Vapoursynth-llvmexpr is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Vapoursynth-llvmexpr is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Vapoursynth-llvmexpr. If not, see https://www.gnu.org/licenses/.

Definition at line 35 of file GLSLGenerator.hpp.

Constructor & Destructor Documentation

GLSLGenerator()

GLSLGenerator::GLSLGenerator	(	const std::vector< Token > &	tokens,
		int	num_inputs,
		int	num_intermediate_inputs,
		int	width,
		int	height,
		bool	mirror_boundary,
		const std::map< std::pair< int, std::string >, int > &	prop_map,
		const analysis::ExpressionAnalysisResults &	analysis_results )

Copyright (C) 2025 yuygfgg

This file is part of Vapoursynth-llvmexpr.

Vapoursynth-llvmexpr is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Vapoursynth-llvmexpr is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Vapoursynth-llvmexpr. If not, see https://www.gnu.org/licenses/.

Definition at line 31 of file GLSLGenerator.cpp.

    : tokens(tokens), num_inputs(num_inputs),
      num_intermediate_inputs(num_intermediate_inputs),
      mirror_boundary(mirror_boundary), prop_map(prop_map),
      analysis(analysis_results) {
 
    const auto& var_result = analysis.getVariableUsageResult();
    for (const auto& var_name : var_result.all_vars) {
        user_variables.insert(var_name);
    }
 
#ifndef NDEBUG
    if (const char* env = std::getenv("LLVMEXPR_GLSL_STRUCTURIZECFG_DEBUG")) {
        // NOLINTNEXTLINE(cppcoreguidelines-pro-bounds-pointer-arithmetic)
        debug_structurize_cfg = (env[0] != '\0' && env[0] != '0');
    }
#endif
}

Member Function Documentation

generate()

std::string GLSLGenerator::generate ( )

nodiscard

Definition at line 306 of file GLSLGenerator.cpp.

                                  {
    out.str("");
    out.clear();
    indent_level = 0;
    temp_counter = 0;
    slot_counter = 0;
    break_flag_counter = 0;
    loop_break_flags.clear();
    stack.clear();
 
    emitHeader();
    emitBufferDeclarations();
    emitHelperFunctions();
    emitMainFunction();
 
    return out.str();
}

---

The documentation for this class was generated from the following files:

• llvmexpr/codegen/glsl/GLSLGenerator.hpp
• llvmexpr/codegen/glsl/GLSLGenerator.cpp