qmk-dactyl-manuform-a/users/snowe/ocean_dream.h

/*
 * Copyright 2021 Tyler Thrailkill (@snowe/@snowe2010) <tyler.b.thrailkill@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once
#include "quantum.h"

/**
 * Features:
 * You can turn on and off features in this section
 */
#define ENABLE_MOON            // Uses 182 bytes
#define ENABLE_WAVE            // Uses 844 bytes
#define ENABLE_SHOOTING_STARS  // Uses 872 bytes
#define ENABLE_ISLAND
#define ENABLE_STARS  // Uses 606 bytes

/**
 * Global Settings
 */
#define STARRY_NIGHT_ANIM_FRAME_DURATION 30  // how long each frame lasts in ms
#define NUMBER_OF_FRAMES 20                  // Self explanatory. Probably shouldn't touch this, not sure how stuff will work if it's changed. If changed should be multiple of 1, 2, 3, 4, and 5
#define WIDTH OLED_DISPLAY_HEIGHT            // for vertical displays
#define HEIGHT OLED_DISPLAY_WIDTH            // for vertical displays

/**
 * Moon Parameters
 */
#define MOON_LINE 4    // the line you want the moon to appear at
#define MOON_COLUMN 4  // the column you want the moon to appear at
//#define STATIC_MOON  // uncomment this to make the moon a static image, no animation
#ifndef STATIC_MOON
#    define ANIMATE_MOON_EVERY_N_FRAMES 100  // animate the moon every n frames
#endif

/**
 * Wave Parameters
 */
#define OCEAN_LINE 14        // Line you want to render the ocean starting at (best at oled_max_lines() - 2)
#define WAVE_CALM 20         // render calm ocean under this WPM and ripple ocean at this WPM
#define WAVE_HEAVY_STORM 40  // render medium ocean at this WPM
#define WAVE_HURRICANE 60    // render heavy waves above this WPM
// What number of frames you want to animate the ocean at.
// Should be equal to or smaller than NUMBER_OF_FRAMES, e.g. 30, would animate on every other frame, 20, every third frame, etc
// Don't set equal to 0.
#define OCEAN_ANIMATION_SPEED 1

/**
 * Shooting Star Parameters
 */
#define SHOOTING_STAR_DELAY 12           // delay modulus for time between shooting stars. Decides number of frames to delay, e.g. 12 means 0-11 frames of delay between each shooting star
#define SHOOTING_STAR_FRAMES 16          // how many 2 pixel frames per shooting star. Increment this for longer shooting stars
#define MAX_NUMBER_OF_SHOOTING_STARS 12  // maximum number of shooting stars that can be on screen at the same time
#define SHOOTING_STAR_WPM_INCREMENT 10   // every n WPM increase, add an extra star, up to MAX_NUMBER_OF_SHOOTING_STARS, e.g. an increment of 5 would result in 1 shooting star at 5-9wpm, 2 at 10-14, etc.
// What number of frames you want to animate the shooting stars at.
// Should be equal to or smaller than NUMBER_OF_FRAMES, e.g. 30, would animate on every other frame, 20, every third frame, etc
// Don't set equal to 0.
#define SHOOTING_STAR_ANIMATION_SPEED 30

/**
 * Star Parameters
 */
#define STARS_PER_LINE 4         // number of stars per line (for a display that is 128x32, this would be 4 stars spread out evenly over the 32byte width, one every 8 bytes)
#define NUMBER_OF_STAR_LINES 16  // number of lines to fill up with stars (for a display that is 128x32, 16 bytes are filled with the ocean animation, so that leaves 112 pixels left over. The number of lines depends on your OLED_FONT_HEIGHT)
#define TWINKLE_PROBABILITY 25   // probability that any star twinkles on a given frame
// What number of frames you want to animate the stars at.
// Should be equal to or smaller than NUMBER_OF_FRAMES, e.g. 20, would animate on every frame, 10, every other frame, etc
// Don't set equal to 0.
#define STAR_ANIMATION_SPEED 1

/**
 * Island Parameters
 */
#define ISLAND_LINE 12         // line that the island starts at. Island is 2 lines tall
#define ISLAND_COLUMN 0        // column that the island starts at
#define ISLAND_CALM 20         // WPM at which the palm tree calmly moves
#define ISLAND_HEAVY_STORM 40  // WPM at which the heavy storm occurs
#define ISLAND_HURRICANE 60    // WPM at which THE HURRICANE STARTS

/*
 * DON'T TOUCH
 */

extern bool is_calm;

// timers
extern uint32_t starry_night_anim_timer;
extern uint32_t starry_night_anim_sleep;

void render_stars(void);