ShaderSource.h

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#ifndef B_SHADER_SOURCE_H
#define B_SHADER_SOURCE_H

#include "Configuration.h"

namespace bRenderer
{
    std::string SHADER_SOURCE_LINE_BREAK();
    std::string SHADER_SOURCE_LINE_ENDING();
    std::string SHADER_SOURCE_WHITE_SPACE();

    // Head
    std::string SHADER_SOURCE_HEAD_ES();
    std::string SHADER_SOURCE_HEAD_DESKTOP();

    // Lights
    std::string SHADER_SOURCE_NUM_LIGHTS();

    std::string shader_source_light_properties(GLuint maxLights, bool normalMap, bool diffuseLighting, bool specularLighting);

    // Matrices
    std::string SHADER_SOURCE_MATRICES();

    // Attributes
    std::string SHADER_SOURCE_ATTRIBUTES();

    // Varyings
    std::string SHADER_SOURCE_VARYINGS_TEX_COORD();

    std::string SHADER_SOURCE_VARYINGS_NORMAL();

    std::string SHADER_SOURCE_VARYINGS_CAMERA_TANGENT();

    std::string SHADER_SOURCE_VARYINGS_CAMERA_VIEW();

    // Colors 
    std::string SHADER_SOURCE_COLORS();

    // Transparency value 
    std::string SHADER_SOURCE_TRANSPARENCY_VALUE();

    // Textures
    std::string SHADER_SOURCE_TEXTURES();

    // Text Textures
    std::string SHADER_SOURCE_TEXT_TEXTURES();

    /* Vertex Shader */

    // Vertex Shader Main Function
    //Begin
    std::string shader_source_function_vertex_main_begin(bool hasLighting, bool hasTextures, bool normalMap);

    // TBN for normal map
    std::string SHADER_SOURCE_FUNCTION_VERTEX_MAIN_TBN();
    // Camera tangent space
    std::string SHADER_SOURCE_FUNCTION_VERTEX_MAIN_CAMERA_TANGENT_SPACE();
    // Camera view space
    std::string SHADER_SOURCE_FUNCTION_VERTEX_MAIN_CAMERA_VIEW_SPACE();
    // Lighting
    std::string shader_source_function_lightVector(GLuint maxLights, bool normalMap, bool variableNumberOfLights);
    
    // End
    std::string SHADER_SOURCE_FUNCTION_VERTEX_MAIN_END();

    /* Fragment Shader */

    // Fragment Shader Main Function
    // Begin
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_BEGIN();

    // Ambient
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_AMBIENT();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_AMBIENT_COLOR();

    // Normals
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_SURFACE_NORMAL_TANGENT_SPACE();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_SURFACE_NORMAL_VIEW_SPACE();

    // Initialize diffuse lighting
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_DIFFUSE();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_DIFFUSE_NO_LIGHTS();
    // Initialize diffuse lighting with transparency value
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_DIFFUSE_TRANSPARENCY();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_DIFFUSE_NO_LIGHTS_TRANSPARENCY();

    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_LIGHTING();

    // Initialize specular lighting
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_SPECULAR_VIEW_SPACE();

    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_SPECULAR_TANGENT_SPACE();

    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_INIT_SPECULAR_NO_LIGHTS();
    
    // Lighting
    std::string shader_source_function_lighting(GLuint maxLights, bool normalMap, bool diffuseLighting, bool specularLighting, bool variableNumberOfLights);

    // Finalize diffuse lighting
    std::string shader_source_function_fragment_finalize_diffuse(bool diffuseColor, bool diffuseMap);

    // Finalize specular lighting
    std::string shader_source_function_fragment_finalize_specular(bool specularColor, bool specularMap);

    // End
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_PART1();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_AMBIENT();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_DIFFUSE();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_SPECULAR();
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_PART2();

    // End Text
    std::string SHADER_SOURCE_FUNCTION_FRAGMENT_MAIN_END_TEXT();


} // namespace bRenderer

#endif /* defined(B_SHADER_SOURCE_H) */