#ifndef ENGINE_H

#include "geometry.h"
#include <cstdint>


// WINDOW CONFIGURATION
#define WINDOW_WIDTH (1920)
#define WINDOW_HEIGHT (1080)
#define WINDOW_FPS (30)

// CAMERA CONFIGURATION
#define CAMERA_FOV (90.0f)
#define CAMERA_NEAR_CLIP (5.0f)
#define CAMERA_FAR_CLIP (600.0f)


// ENUMS
enum EngineInput
{
    TRANSLATE_X_POS,
    TRANSLATE_X_NEG,
    TRANSLATE_Y_POS,
    TRANSLATE_Y_NEG,
    TRANSLATE_Z_POS,
    TRANSLATE_Z_NEG,
    ROTATE_X_POS,
    ROTATE_X_NEG,
    ROTATE_Y_POS,
    ROTATE_Y_NEG,
    ROTATE_Z_POS,
    ROTATE_Z_NEG,
    SCALE_UP,
    SCALE_DOWN
};


// STRUCTURES
struct EngineBuffer
{
    uint32_t *buffer;
    int width;
    int height;
};

struct EngineMemory
{
    float zbuffer[WINDOW_HEIGHT][WINDOW_WIDTH];
    VertexList localVerts;
    VertexList transVerts;
    FaceList localFaces;
    FaceList transFaces;
    UVList uvs;
    MaterialList materials;
    TextureList textures;
};


// FUNCTIONS
int EngineInit(char *objFilename, char *mtlFilename);
void EngineRender(EngineBuffer &buffer, uint32_t input);
void EngineShutdown(void);


#define ENGINE_H
#endif