Gotta go fast

.gitignore

@@ -1 +1,4 @@
 /target
+.vscode/*
+!.vscode/launch.json
+!.vscode/extensions.json

.idea/.gitignore

@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml

.idea/GitLink.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="uk.co.ben_gibson.git.link.SettingsState">
-    <option name="host" value="e0f86390-1091-4871-8aeb-f534fbc99cf0" />
-  </component>
-</project>

.idea/compilerexplorer.settings.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CompilerExplorerSettingsProvider">
-    <option name="highlightColorRGB" value="-16711681" />
-  </component>
-</project>

.idea/discord.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="DiscordProjectSettings">
-    <option name="show" value="PROJECT_FILES" />
-    <option name="description" value="" />
-  </component>
-</project>

.idea/git_toolbox_prj.xml

@@ -1,15 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="GitToolBoxProjectSettings">
-    <option name="commitMessageIssueKeyValidationOverride">
-      <BoolValueOverride>
-        <option name="enabled" value="true" />
-      </BoolValueOverride>
-    </option>
-    <option name="commitMessageValidationEnabledOverride">
-      <BoolValueOverride>
-        <option name="enabled" value="true" />
-      </BoolValueOverride>
-    </option>
-  </component>
-</project>

.idea/modules.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/monstrous.iml" filepath="$PROJECT_DIR$/.idea/monstrous.iml" />
-    </modules>
-  </component>
-</project>

.idea/monstrous.iml

@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="CPP_MODULE" version="4">
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

.idea/vcs.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
-  </component>
-</project>

.vscode/extensions.json

@@ -0,0 +1,6 @@
+{
+    "recommendations": [
+        "vadimcn.vscode-lldb",
+        "rust-lang.rust-analyzer"
+    ]
+}

.vscode/launch.json

@@ -0,0 +1,45 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug executable 'monstrous'",
+            "cargo": {
+                "args": [
+                    "build",
+                    "--bin=monstrous",
+                    "--package=monstrous"
+                ],
+                "filter": {
+                    "name": "monstrous",
+                    "kind": "bin"
+                }
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        },
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug unit tests in executable 'monstrous'",
+            "cargo": {
+                "args": [
+                    "test",
+                    "--no-run",
+                    "--bin=monstrous",
+                    "--package=monstrous"
+                ],
+                "filter": {
+                    "name": "monstrous",
+                    "kind": "bin"
+                }
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        }
+    ]
+}

Cargo.toml

@@ -2,10 +2,18 @@
 name = "monstrous"
 version = "0.1.0"
 edition = "2021"
-license = "AGPL-3.0+"
+license = "AGPL-3.0-or-later"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bevy = "0.7.0"
-bevy_ecs_tilemap = "0.6.0"
+bevy = "0.9"
+bevy_ecs_tilemap = "0.9"
+rand = "0.8.5"
+ron = "0.8.0"
+serde = { version = "1.0.143", features = ["derive"] }
+
+# Enable max optimizations for dependencies, but not for our code:
+[profile.dev.package."*"]
+opt-level = 3
+

README.md

@@ -0,0 +1,32 @@
+# Monstrous
+
+A game of survival, community, and unspeakable horror. Maybe. One day. Hopefully.
+
+## How to build?
+
+Having Rust installed, clone the repository and do:
+
+```bash
+$ cargo run
+```
+
+...that's it. Right now it won't do much.
+
+## License
+
+Monstrous, a game of survival, community and unspeakable horror.
+
+Copyright (C) 2022 Sandra Modzelewska
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.

assets/surfaces.ron

@@ -0,0 +1,23 @@
+[
+    SurfaceDef {
+        label: "Mud",
+        name: "mud",
+        description: "Soil saturated with water.",
+        texture_index: 13,
+        support: 20.0,
+    },
+    SurfaceDef {
+        label: "Grass",
+        name: "grass",
+        description: "Green. Try to touch it.",
+        texture_index: 14,
+        support: 40.0,
+    },
+    SurfaceDef {
+        label: "Sand",
+        name: "sand",
+        description: "Gets everywhere, ruins vanilla sex fantasies.",
+        texture_index: 15,
+        support: 20.0,
+    },
+]

src/helpers/mod.rs

@@ -1 +0,0 @@
-pub mod texture;

src/helpers/texture.rs

@@ -1,20 +0,0 @@
-use bevy::{prelude::*, render::render_resource::TextureUsages};
-
-pub fn set_texture_filters_to_nearest(
-    mut texture_events: EventReader<AssetEvent<Image>>,
-    mut textures: ResMut<Assets<Image>>,
-) {
-    // quick and dirty, run this for all textures anytime a texture is created.
-    for event in texture_events.iter() {
-        match event {
-            AssetEvent::Created { handle } => {
-                if let Some(mut texture) = textures.get_mut(handle) {
-                    texture.texture_descriptor.usage = TextureUsages::TEXTURE_BINDING
-                        | TextureUsages::COPY_SRC
-                        | TextureUsages::COPY_DST;
-                }
-            }
-            _ => (),
-        }
-    }
-}

src/main.rs

@@ -1,50 +1,80 @@
-use bevy::prelude::*;
+// Copyright 2022 ModZero.
+// SPDX-License-Identifier: 	AGPL-3.0-or-later
+
+use bevy::{
+    diagnostic::{FrameTimeDiagnosticsPlugin, LogDiagnosticsPlugin},
+    input::mouse::MouseMotion,
+    prelude::*,
+};
 use bevy_ecs_tilemap::prelude::*;
 
-mod helpers;
+use pawns::{make_pawn, pawn_control, pawn_motion, pawn_transform};
+use terrain::make_ground_layer;
 
-fn startup(mut commands: Commands, asset_server: Res<AssetServer>, mut map_query: MapQuery) {
-    commands.spawn_bundle(OrthographicCameraBundle::new_2d());
+mod pawns;
+mod terrain;
 
-    let texture_handle = asset_server.load("tileset.png");
+fn startup(mut commands: Commands, asset_server: Res<AssetServer>) {
+    commands.spawn(Camera2dBundle::default());
 
-    let map_entity = commands.spawn().id();
-    let mut map = Map::new(0u16, map_entity);
+    let tileset_texture_handle = asset_server.load("tileset.png");
+    let pawn_texture_handle: Handle<Image> = asset_server.load("pawn.png");
 
-    let (mut layer_builder, layer_entity) = LayerBuilder::<TileBundle>::new(
+    let tilemap_size = TilemapSize { x: 320, y: 320 };
+    let tile_size = TilemapTileSize { x: 32.0, y: 32.0 };
+
+    let tilemap_entity = make_ground_layer(
         &mut commands,
-        LayerSettings::new(
-            MapSize(3, 3),
-            ChunkSize(8, 8),
-            TileSize(8.0, 8.0),
-            TextureSize(24.0, 24.0)
-        ),
-        0u16,
-        0u16
+        tilemap_size,
+        tileset_texture_handle,
+        tile_size,
     );
-    layer_builder.set_all(TileBundle::default());
+    make_pawn(
+        &mut commands,
+        tilemap_entity,
+        pawn_texture_handle,
+        &tile_size,
+        &tilemap_size,
+    );
+}
 
-    map_query.build_layer(&mut commands, layer_builder, texture_handle);
-    map.add_layer(&mut commands, 0u16, layer_entity);
-
-    commands
-        .entity(map_entity)
-        .insert(map)
-        .insert(Transform::from_xyz(-128.0, -128.0, 0.0))
-        .insert(GlobalTransform::default());
+fn mouse_motion(
+    mut motion_evr: EventReader<MouseMotion>,
+    buttons: Res<Input<MouseButton>>,
+    mut query: Query<(&mut Transform, &mut OrthographicProjection), With<Camera>>,
+) {
+    for ev in motion_evr.iter() {
+        if buttons.pressed(MouseButton::Middle) {
+            for (mut transform, mut _ortho) in query.iter_mut() {
+                let direction = Vec3::new(ev.delta.x, ev.delta.y * -1.0, 0.0);
+                transform.translation += direction;
+            }
+        }
+    }
 }
 
 fn main() {
     App::new()
-        .insert_resource(WindowDescriptor {
-            width: 1270.0,
-            height: 720.0,
-            title: String::from("Monstrous"),
-            ..Default::default()
-        })
-        .add_plugins(DefaultPlugins)
+        .add_plugins(
+            DefaultPlugins
+                .set(WindowPlugin {
+                    window: WindowDescriptor {
+                        width: 1270.0,
+                        height: 720.0,
+                        title: String::from("Monstrous"),
+                        ..Default::default()
+                    },
+                    ..default()
+                })
+                .set(ImagePlugin::default_nearest()),
+        )
+        .add_plugin(LogDiagnosticsPlugin::default())
+        .add_plugin(FrameTimeDiagnosticsPlugin::default())
         .add_plugin(TilemapPlugin)
         .add_startup_system(startup)
-        .add_system(helpers::texture::set_texture_filters_to_nearest)
+        .add_system(mouse_motion)
+        .add_system(pawn_control)
+        .add_system(pawn_motion)
+        .add_system(pawn_transform)
         .run();
 }

src/pawns.rs

@@ -0,0 +1,161 @@
+use bevy::{
+    input::{mouse::MouseButtonInput, ButtonState},
+    math::Vec4Swizzles,
+    prelude::*,
+    render::camera::RenderTarget,
+};
+use bevy_ecs_tilemap::prelude::*;
+
+#[derive(Component)]
+pub struct PlayerCharacter {}
+
+#[derive(Component, Default, Clone, Copy, Debug)]
+pub struct PawnPos {
+    pub x: u32,
+    pub y: u32,
+}
+
+#[derive(Component, Default, Clone, Copy, Debug)]
+pub struct PawnDest {
+    pub x: u32,
+    pub y: u32,
+}
+
+#[derive(Component, Default, Clone, Copy, Debug)]
+pub struct PawnNextTile {
+    pub x: u32,
+    pub y: u32,
+    pub progress: f32,
+}
+
+#[derive(Bundle, Default)]
+struct PawnBundle {
+    position: PawnPos,
+    sprite: Sprite,
+    transform: Transform,
+    global_transform: GlobalTransform,
+    texture: Handle<Image>,
+    visibility: Visibility,
+    computed_visibility: ComputedVisibility,
+}
+
+pub fn make_pawn(
+    commands: &mut Commands,
+    tilemap_entity: Entity,
+    texture_handle: Handle<Image>,
+    tile_size: &TilemapTileSize,
+    map_size: &TilemapSize,
+) {
+    let pos = PawnPos {
+        x: map_size.x / 2,
+        y: map_size.y / 2,
+    };
+    commands
+        .spawn(PawnBundle {
+            position: pos,
+            transform: Transform::from_xyz(
+                (pos.x as f32) * tile_size.x,
+                (pos.y as f32) * tile_size.y,
+                1.0,
+            ),
+            texture: texture_handle,
+            visibility: Visibility { is_visible: true },
+            ..Default::default()
+        })
+        .insert(PlayerCharacter {})
+        .set_parent(tilemap_entity);
+    info!("Pawn at {:?}", pos);
+}
+
+pub fn pawn_control(
+    mut commands: Commands,
+    wnds: Res<Windows>,
+    query: Query<Entity, With<PlayerCharacter>>,
+    mut buttons_evr: EventReader<MouseButtonInput>,
+    camera_q: Query<(&GlobalTransform, &Camera)>,
+    tilemap_q: Query<(&TilemapSize, &TilemapGridSize, &TilemapType, &Transform)>,
+) {
+    for ev in buttons_evr.iter() {
+        if (ev.button == MouseButton::Right) && (ev.state == ButtonState::Released) {
+            let (cam_gt, cam) = camera_q.single();
+            let wnd = if let RenderTarget::Window(id) = cam.target {
+                wnds.get(id).unwrap()
+            } else {
+                wnds.get_primary().unwrap()
+            };
+
+            if let Some(screen_pos) = wnd.cursor_position() {
+                query.for_each(|entity| {
+                    if let Some(world_ray) = cam.viewport_to_world(cam_gt, screen_pos) {
+                        let (map_size, map_grid_size, map_type, map_t) = tilemap_q.single();
+
+                        let tilemap_pos = (map_t.compute_matrix().inverse()
+                            * Vec4::from((world_ray.origin, 1.0)))
+                        .xy();
+                        if let Some(tile_pos) =
+                            TilePos::from_world_pos(&tilemap_pos, map_size, map_grid_size, map_type)
+                        {
+                            commands
+                                .entity(entity)
+                                .insert(PawnDest {
+                                    x: tile_pos.x,
+                                    y: tile_pos.y,
+                                })
+                                .remove::<PawnNextTile>();
+                        }
+                    }
+                });
+            }
+        }
+    }
+}
+
+type PawnsToPath = (Without<PawnNextTile>, With<PawnDest>);
+
+pub fn pawn_motion(
+    mut commands: Commands,
+    mut pawn_q: Query<(Entity, &PawnPos, &PawnDest), PawnsToPath>,
+) {
+    pawn_q.for_each_mut(|(entity, pos, dest)| {
+        if pos.x == dest.x && pos.y == dest.y {
+            commands.entity(entity).remove::<PawnDest>();
+        } else {
+            let next_tile = { TilePos::new(dest.x, dest.y) };
+            commands.entity(entity).insert(PawnNextTile {
+                x: next_tile.x,
+                y: next_tile.y,
+                progress: 0.0,
+            });
+        }
+    })
+}
+
+pub fn pawn_transform(
+    mut commands: Commands,
+    mut pawn_q: Query<(Entity, &mut PawnPos, &mut Transform, &mut PawnNextTile)>,
+    tilemap_q: Query<&TilemapTileSize>,
+    time: Res<Time>,
+) {
+    let map_tile_size = tilemap_q.single();
+    pawn_q.for_each_mut(|(entity, mut pos, mut transform, mut next_tile)| {
+        let distance = Vec2::from((pos.x as f32, pos.y as f32))
+            .distance(Vec2::from((next_tile.x as f32, next_tile.y as f32)));
+        let velocity = 1.0;
+        let new_progress = next_tile.progress + velocity * time.delta_seconds();
+        if new_progress >= distance {
+            pos.x = next_tile.x;
+            pos.y = next_tile.y;
+            transform.translation.x = (pos.x as f32) * map_tile_size.x;
+            transform.translation.y = (pos.y as f32) * map_tile_size.y;
+            commands.entity(entity).remove::<PawnNextTile>();
+        } else {
+            next_tile.progress = new_progress;
+            transform.translation.x = (pos.x as f32
+                + (next_tile.x as f32 - pos.x as f32) * (next_tile.progress / distance))
+                * map_tile_size.x;
+            transform.translation.y = (pos.y as f32
+                + (next_tile.y as f32 - pos.y as f32) * (next_tile.progress / distance))
+                * map_tile_size.y;
+        }
+    });
+}

src/terrain.rs

@@ -0,0 +1,96 @@
+// Copyright 2022 ModZero.
+// SPDX-License-Identifier: 	AGPL-3.0-or-later
+
+use bevy::prelude::*;
+use bevy_ecs_tilemap::prelude::*;
+
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize)]
+pub struct SurfaceDef<'a> {
+    pub label: &'a str,
+    pub name: &'a str,
+    pub description: &'a str,
+    pub texture_index: u32,
+    pub support: f32,
+}
+
+#[derive(Component, Clone)]
+struct TileTerrain {
+    terrain_id: usize,
+}
+
+impl TileTerrain {
+    fn def(&self) -> &SurfaceDef {
+        &TERRAINS[self.terrain_id]
+    }
+}
+
+const TERRAINS: [SurfaceDef; 3] = [
+    SurfaceDef {
+        label: "Mud",
+        name: "mud",
+        description: "Soil saturated with water.",
+        texture_index: 13,
+        support: 20.0,
+    },
+    SurfaceDef {
+        label: "Grass",
+        name: "grass",
+        description: "Green. Try to touch it.",
+        texture_index: 14,
+        support: 40.0,
+    },
+    SurfaceDef {
+        label: "Sand",
+        name: "sand",
+        description: "Gets everywhere, ruins vanilla sex fantasies.",
+        texture_index: 15,
+        support: 20.0,
+    },
+];
+
+pub fn make_ground_layer(
+    commands: &mut Commands,
+    tilemap_size: TilemapSize,
+    texture_handle: Handle<Image>,
+    tile_size: TilemapTileSize,
+) -> Entity {
+    let mut tile_storage = TileStorage::empty(tilemap_size);
+    let tilemap_entity = commands.spawn_empty().id();
+
+    for x in 0..tilemap_size.x {
+        for y in 0..tilemap_size.y {
+            let tile_pos = TilePos { x, y };
+
+            let tile_terrain = TileTerrain { terrain_id: 1 };
+            let tile_entity = commands
+                .spawn((
+                    tile_terrain.clone(),
+                    TileBundle {
+                        position: tile_pos,
+                        tilemap_id: TilemapId(tilemap_entity),
+                        texture_index: TileTextureIndex(tile_terrain.def().texture_index),
+                        ..Default::default()
+                    },
+                ))
+                .id();
+            tile_storage.set(&tile_pos, tile_entity);
+        }
+    }
+
+    let grid_size = tile_size.into();
+    let map_type = TilemapType::default();
+
+    commands.entity(tilemap_entity).insert(TilemapBundle {
+        grid_size,
+        map_type,
+        size: tilemap_size,
+        storage: tile_storage.clone(),
+        texture: TilemapTexture::Single(texture_handle),
+        tile_size,
+        transform: get_tilemap_center_transform(&tilemap_size, &grid_size, &map_type, 0.0),
+        ..Default::default()
+    });
+    tilemap_entity
+}