GLSLHandler.h

#pragma once
 
#include <string>
#include <vector>
#include <unordered_map>
 
struct GLSLUniform
{
    GLSLUniform(std::string name, std::string type, std::string value = "");
    ~GLSLUniform();
 
    std::string GenerateGLSL();
 
    std::string name = "";
    std::string type = "";
    std::string value = "";
    std::string comment = "";
};
 
struct GLSLMacro
{
    GLSLMacro(std::string name, std::string value, std::string comment = "");
    ~GLSLMacro();
 
    std::string GenerateGLSL();
 
    std::string name = "";
    std::string value = "";
    std::string comment = "";
};
 
struct GLSLLine
{
    GLSLLine(std::string line, std::string comment = "");
    ~GLSLLine();
 
    std::string GenerateGLSL();
 
    std::string line = "";
    std::string comment = "";
};
 
struct GLSLSSBO
{
    GLSLSSBO(std::string name, std::string binding = "1", std::string comment = "");
    ~GLSLSSBO();
 
    std::string GenerateGLSL();
 
    void AddLine(GLSLLine line);
 
    std::vector<GLSLLine> lines;
    std::string name = "";
    std::string binding = "";
    std::string comment = "";
};
 
struct GLSLFunction
{
    GLSLFunction(std::string name, std::string params = "", std::string returnType = "void");
    ~GLSLFunction();
 
    std::string GenerateGLSL();
 
    void AddLine(GLSLLine line);
 
    std::string name = "";
    std::string returnType = "";
    std::string params = "";
    std::string comment = "";
    std::vector<GLSLLine> lines;
};
 
class GLSLHandler
{
public:
    GLSLHandler(std::string name = "Shader");
    ~GLSLHandler();
 
    std::string GenerateGLSL();
 
    void AddTopLine(GLSLLine line);
    void AddUniform(GLSLUniform uniform);
    void AddMacro(GLSLMacro macro);
    void AddSSBO(GLSLSSBO ssbo);
    void AddFunction(GLSLFunction function);
 
    bool HasFunction(std::string name);
 
    void Clear();
 
public:
    std::string version = "430 core";
    std::string code = "";
    std::string name = "";
    std::vector<GLSLUniform> uniforms;
    std::vector<GLSLFunction> functions;
    std::vector<std::string> functionNames;
    std::vector<GLSLMacro> macros;
    std::vector<GLSLSSBO> ssbos;
    std::vector<GLSLLine> topLines;
};