DebugRenderer.h

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#pragma once
 
#ifdef EE_EDITOR_BUILD
#include <vector>
#include "DebugTypes.h"
#include <ElevateEngine/Renderer/VertexArray.h>
#include <ElevateEngine/Renderer/Shader/ShaderManager.h>
#endif
 
namespace Elevate
{
    struct DebugVertex
    {
#ifdef EE_EDITOR_BUILD
        glm::vec3 Position;
        glm::vec4 Color;
#endif
    };
 
    struct DebugLineData
    {
#ifdef EE_EDITOR_BUILD
        glm::vec3 Start;
        glm::vec3 End;
        glm::vec4 Color;
#endif
    };
 
#ifdef EE_EDITOR_BUILD
    class DebugRenderer
    {
    public:
        static void Init();
        static void Render();
 
        static void AddDebugLine(DebugLineData line);
    private:
        static DebugRenderer& Get()
        {
            static DebugRenderer Instance;
            return Instance;
        }
 
    private:
        void InternalInit();
        void InternalRender();
 
        // Line debugger
        void InitLineRender();
        void ClearDebugLines();
 
    private:
        std::shared_ptr<Shader> m_lineShader;
        std::shared_ptr<VertexArray> m_lineArray;
        std::shared_ptr<VertexBuffer> m_lineBuffer;
        std::vector<DebugVertex> m_debugLineArray;
    };
#else
    // Empty declaration when building the game
    class DebugRenderer
    {
    public:
        static void Init() { }
        static void Render() { }
        static void AddDebugLine(DebugLineData line) { }
    };
#endif
}