/*******************************************************************************************
*
*   raylib [models] example - Load and draw a 3d model (OBJ)
*
*   This example has been created using raylib 1.3 (www.raylib.com)
*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
*
********************************************************************************************/

#include "raylib.h"

int main()
[
    # Initialization
    #--------------------------------------------------------------------------------------
    int screenWidth = 800
    int screenHeight = 450

    InitWindow(screenWidth, screenHeight, "raylib [models] example - obj model loading")

    # Define the camera to look into our 3d world
    Camera camera = [ 0 ]
    camera.position = (Vector3)[ 8.0, 8.0, 8.0 ]    # Camera position
    camera.target = (Vector3)[ 0.0, 2.5f, 0.0 ]      # Camera looking at point
    camera.up = (Vector3)[ 0.0, 1.0, 0.0 ]          # Camera up vector (rotation towards target)
    camera.fovy = 45.0                                # Camera field-of-view Y
    camera.type = CAMERA_PERSPECTIVE                   # Camera mode type

    Model model = LoadModel("resources/models/castle.obj")                 # Load OBJ model
    Texture2D texture = LoadTexture("resources/models/castle_diffuse.png") # Load model texture
    model.material.maps[MAP_DIFFUSE].texture = texture                     # Set map diffuse texture
    Vector3 position = [ 0.0, 0.0, 0.0 ]                                # Set model position

    SetTargetFPS(60)   # Set our game to run at 60 frames-per-second
    #--------------------------------------------------------------------------------------

    # Main game loop
    while (!WindowShouldClose())    # Detect window close button or ESC key
    [
        # Update
        #----------------------------------------------------------------------------------
        #...
        #----------------------------------------------------------------------------------

        # Draw
        #----------------------------------------------------------------------------------
        BeginDrawing()

            ClearBackground(RAYWHITE)

            BeginMode3D(camera)

                DrawModel(model, position, 0.2f, WHITE)   # Draw 3d model with texture

                DrawGrid(10, 1.0)         # Draw a grid

                DrawGizmo(position)        # Draw gizmo

            EndMode3D()
            
            DrawText("(c) Castle 3D model by Alberto Cano", screenWidth - 200, screenHeight - 20, 10, GRAY)

            DrawFPS(10, 10)

        EndDrawing()
        #----------------------------------------------------------------------------------
    ]

    # De-Initialization
    #--------------------------------------------------------------------------------------
    UnloadTexture(texture)     # Unload texture
    UnloadModel(model)         # Unload model

    CloseWindow()              # Close window and OpenGL context
    #--------------------------------------------------------------------------------------

    return 0
]