/*
 * MIT License
 *
 * Copyright (c) 2026 Mark Allyn
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/*
 * settings.h
 * Author: Mark Allyn
 *
 * System-wide configuration and debug toggles.
 * Include this file in ALL components.
 * Change a value and recompile — no AI rewrite needed.
 *
 * Each section is labeled with the component name it governs.
 */

#pragma once

/* ============================================================
 * GENERAL / OPENGL DEBUG
 * Component: Thread 1 (initialization)
 * ============================================================ */

// 1 = enable GL_DEBUG_OUTPUT and glDebugMessageCallback at startup
#define ENABLE_GL_DEBUG_OUTPUT 1

/* ============================================================
 * THREAD 1 - OpenGL / Shader Init / Keyboard / Main Loop
 * ============================================================ */

// 1 = print shader compile and link status to stdout
#define DEBUG_SHADER_COMPILE 1

/* ============================================================
 * THREAD 2 - Traffic Cop
 * ============================================================ */

// 1 = print each target record received from simulator or Raspberry Pi
#define DEBUG_TRAFFIC_COP_INPUT 0

// 1 = print each target record handed off to Thread 1
#define DEBUG_TRAFFIC_COP_OUTPUT 0

/* ============================================================
 * THREAD 3 - Simulator
 * ============================================================ */

// 1 = print simulated target positions each update cycle
#define DEBUG_SIMULATOR_OUTPUT 0

/* ============================================================
 * SCOPE RENDERING - ISOLATION TOGGLES
 * Use these to isolate subsystems during development.
 * ============================================================ */

// 1 = disable P7 phosphor persistence layer (see raw target hits only)
#define DISABLE_P7_PERSISTENCE 0

// 1 = disable land and terrain rendering (see targets without background)
#define DISABLE_LAND_TERRAIN 0

// 1 = disable target rendering (see terrain/land background alone)
#define DISABLE_TARGETS 0

/* ============================================================
 * CHAIN HOME A-SCOPE
 * Component: Chain Home scope (1940s, World War 2)
 * ============================================================ */

// Fixed maximum range in km; the max_range control has no effect for this scope
#define CHAIN_HOME_MAX_RANGE_KM 200.0f

/* ============================================================
 * MARINE A-SCOPE
 * Component: 1940s marine A-scope (pre-PPI)
 * ============================================================ */

// Selectable maximum range steps in nautical miles (o/p keys cycle through these)
#define MARINE_A_SCOPE_NUM_RANGES   4
#define MARINE_A_SCOPE_RANGE_STEP_1  3.0f
#define MARINE_A_SCOPE_RANGE_STEP_2  6.0f
#define MARINE_A_SCOPE_RANGE_STEP_3 12.0f
#define MARINE_A_SCOPE_RANGE_STEP_4 24.0f

/* ============================================================
 * PPI SCOPE - MARINE TRAFFIC CONTROL
 * Component: PPI scope, marine traffic control station
 * ============================================================ */

// Selectable maximum range steps in nautical miles
#define PPI_MTC_NUM_RANGES   5
#define PPI_MTC_RANGE_STEP_1  3.0f
#define PPI_MTC_RANGE_STEP_2  6.0f
#define PPI_MTC_RANGE_STEP_3 12.0f
#define PPI_MTC_RANGE_STEP_4 24.0f
#define PPI_MTC_RANGE_STEP_5 48.0f

/* ============================================================
 * PPI SCOPE - ON-BOARD BOAT
 * Component: PPI scope, on-board boat view
 * ============================================================ */

// Selectable maximum range steps in nautical miles
#define PPI_BOAT_NUM_RANGES   5
#define PPI_BOAT_RANGE_STEP_1  1.5f
#define PPI_BOAT_RANGE_STEP_2  3.0f
#define PPI_BOAT_RANGE_STEP_3  6.0f
#define PPI_BOAT_RANGE_STEP_4 12.0f
#define PPI_BOAT_RANGE_STEP_5 24.0f

/* ============================================================
 * WINDOW AND PANEL LAYOUT
 * Component: Thread 1 (main.cpp), 01_classes, 02_text_description
 * ============================================================ */

#define WINDOW_WIDTH      1920
#define WINDOW_HEIGHT     1080
#define WINDOW_TITLE      "RAF / Marine Radar Exhibit"

/* Left side is split vertically: text panel on top, status bar on bottom.
 * Right side is the scope viewport — it takes the full window height. */
#define LEFT_PANEL_WIDTH  500
#define STATUS_BAR_HEIGHT 250

// Derived dimensions
#define SCOPE_WIDTH      (WINDOW_WIDTH  - LEFT_PANEL_WIDTH)
#define SCOPE_HEIGHT     WINDOW_HEIGHT                         // scope takes full right-side height
#define LEFT_TEXT_HEIGHT (WINDOW_HEIGHT - STATUS_BAR_HEIGHT)  // text portion of left panel

// Pixel margin on every side of the scope area (keeps edges visible on the monitor)
#define SCOPE_MARGIN  10
// Available scope area after removing the margin
#define SCOPE_VW  (SCOPE_WIDTH  - 2 * SCOPE_MARGIN)
#define SCOPE_VH  (SCOPE_HEIGHT - 2 * SCOPE_MARGIN)
// Square scope: side length is the smaller of SCOPE_VW and SCOPE_VH (height wins here)
#define SCOPE_SQUARE      SCOPE_VH
// Horizontal offset to centre the square inside the SCOPE_VW-wide available area
#define SCOPE_SQUARE_XOFF ((SCOPE_VW - SCOPE_SQUARE) / 2)

// 1 = draw a white debug border box around each screen panel (temporary layout aid)
#define DEBUG_DRAW_WINDOW_BORDERS 1

/* ============================================================
 * TEXT RENDERING
 * Component: 02_text_description
 * ============================================================ */

#define FONT_PATH        "/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"
#define FONT_SIZE_NORMAL  18u
#define FONT_SIZE_TITLE   26u

// Pixels between text baselines at scale 1.0 with FONT_SIZE_NORMAL
#define LINE_HEIGHT       24.0f
// Pixels between text baselines at scale 1.0 with FONT_SIZE_TITLE
#define LINE_HEIGHT_LARGE 34.0f

// Pixel margin from panel edge for text placement
#define TEXT_MARGIN       10.0f

/* ============================================================
 * SHADER DIRECTORY
 * Component: all components that load shaders
 * ============================================================ */

// Path is relative to the build/ directory where the executable lives
#define SHADER_DIR  "../shaders/"

/* ============================================================
 * KEYBOARD CONTROL STEP SIZES
 * Component: Thread 1 keyboard handler (main.cpp)
 * ============================================================ */

#define INTENSITY_STEP          0.05f
#define SENSITIVITY_STEP        0.05f
#define STC_SENSITIVITY_STEP    0.05f
#define STC_RANGE_STEP          0.05f
#define NOISE_FILTER_STEP       0.05f
#define RADIOGON_STEP           1.0f
#define BEARING_CURSOR_STEP     1.0f
#define RANGE_CURSOR_STEP       0.02f
#define MARINE_A_BEARING_STEP   1.0f
#define MAX_RANGE_STEP          0.1f

/* ============================================================
 * KEYBOARD CONTROL LIMITS
 * Component: Thread 1 keyboard handler (main.cpp)
 * ============================================================ */

#define INTENSITY_MIN        0.0f
#define INTENSITY_MAX        2.0f
#define SENSITIVITY_MIN      0.0f
#define SENSITIVITY_MAX      2.0f
#define STC_SENSITIVITY_MIN  0.0f
#define STC_SENSITIVITY_MAX  1.0f
#define STC_RANGE_MIN        0.0f
#define STC_RANGE_MAX        1.0f
#define NOISE_FILTER_MIN     0.0f
#define NOISE_FILTER_MAX     1.0f
#define RANGE_CURSOR_MIN     0.0f
#define RANGE_CURSOR_MAX     1.0f
#define MAX_RANGE_MIN        0.1f
#define MAX_RANGE_MAX        1.0f