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‎main.py

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@@ -38,6 +38,10 @@ def create_views(self):
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view = HitBoxes(3.0)
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self.view_list.append(view)
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from minimap.minimap import Minimap
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view = Minimap(5.0)
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self.view_list.append(view)
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from ray_casting.ray_casting import RayCasting
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view = RayCasting(4.0)
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self.view_list.append(view)

‎minimap/minimap.py

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"""
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Work with a mini-map
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Artwork from https://kenney.nl
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If Python and Arcade are installed, this example can be run from the command line with:
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python -m arcade.examples.minimap
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"""
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import random
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from uuid import uuid4
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import arcade
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from pyglet.math import Vec2
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from base_view import BaseView
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SPRITE_SCALING = 0.5
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# How many pixels to keep as a minimum margin between the character
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# and the edge of the screen.
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VIEWPORT_MARGIN = 220
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# How fast the camera pans to the player. 1.0 is instant.
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CAMERA_SPEED = 0.1
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# How fast the character moves
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PLAYER_MOVEMENT_SPEED = 7
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# Background color must include an alpha component
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MINIMAP_BACKGROUND_COLOR = arcade.get_four_byte_color(arcade.color.ALMOND)
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MINIMAP_WIDTH = 600
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MINIMAP_HEIGHT = 300
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MAP_WIDTH = 2048
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MAP_HEIGHT = 1024
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MAP_MARGIN = 5
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class Minimap(BaseView):
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""" Main application class. """
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def __init__(self, time_on_screen):
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super().__init__(time_on_screen)
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# Sprite lists
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self.player_list = None
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self.wall_list = None
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# Mini-map related
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# List of all our minimaps (there's just one)
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self.minimap_sprite_list = None
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# Texture and associated sprite to render our minimap to
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self.minimap_texture = None
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self.minimap_sprite = None
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# Set up the player
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self.player_sprite = None
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self.physics_engine = None
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# Camera for sprites, and one for our GUI
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self.camera_sprites = arcade.Camera(self.window.width, self.window.height)
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self.camera_gui = arcade.Camera(self.window.width, self.window.height)
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self.setup()
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def setup(self):
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""" Set up the game and initialize the variables. """
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# Sprite lists
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self.player_list = arcade.SpriteList()
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self.wall_list = arcade.SpriteList()
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# Set up the player
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self.player_sprite = arcade.Sprite(":resources:images/animated_characters/female_person/"
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"femalePerson_idle.png",
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scale=0.4)
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self.player_sprite.center_x = 256
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self.player_sprite.center_y = 512
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self.player_list.append(self.player_sprite)
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# -- Set up several columns of walls
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for x in range(0, MAP_WIDTH, 210):
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for y in range(0, MAP_HEIGHT, 64):
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# Randomly skip a box so the player can find a way through
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if random.randrange(5) > 0 and y != 512:
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wall = arcade.Sprite(":resources:images/tiles/grassCenter.png", SPRITE_SCALING)
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wall.center_x = x
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wall.center_y = y
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self.wall_list.append(wall)
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self.physics_engine = arcade.PhysicsEngineSimple(self.player_sprite, self.wall_list)
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# Set the background color
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arcade.set_background_color(arcade.color.AMAZON)
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# Construct the minimap
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size = (MINIMAP_WIDTH, MINIMAP_HEIGHT)
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self.minimap_texture = arcade.Texture.create_empty(str(uuid4()), size)
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self.minimap_sprite = arcade.Sprite(center_x=(MINIMAP_WIDTH + MAP_MARGIN) / 2,
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center_y=(MINIMAP_HEIGHT + MAP_MARGIN) / 2,
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texture=self.minimap_texture)
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self.minimap_sprite_list = arcade.SpriteList()
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self.minimap_sprite_list.append(self.minimap_sprite)
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def update_minimap(self):
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proj = 0, MAP_WIDTH, 0, MAP_HEIGHT
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with self.minimap_sprite_list.atlas.render_into(self.minimap_texture, projection=proj) as fbo:
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fbo.clear(MINIMAP_BACKGROUND_COLOR)
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self.wall_list.draw()
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self.player_sprite.draw()
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def on_draw(self):
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"""
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Render the screen.
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"""
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# This command has to happen before we start drawing
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arcade.start_render()
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# Select the camera we'll use to draw all our sprites
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self.camera_sprites.use()
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# Draw all the sprites.
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self.wall_list.draw()
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self.player_list.draw()
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# Select the (unscrolled) camera for our GUI
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self.camera_gui.use()
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arcade.draw_rectangle_filled((MINIMAP_WIDTH + MAP_MARGIN) / 2,
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(MINIMAP_HEIGHT + MAP_MARGIN) / 2,
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MINIMAP_WIDTH + MAP_MARGIN,
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MINIMAP_HEIGHT + MAP_MARGIN,
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arcade.color.BLACK)
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# Update the minimap
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self.update_minimap()
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# Draw the minimap
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self.minimap_sprite_list.draw()
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self.draw_line_one("Create mini-maps")
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def on_update(self, delta_time):
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""" Movement and game logic """
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self.total_time += delta_time
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if self.total_time > self.time_on_screen:
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if not self.window.view_list:
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self.window.create_views()
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new_view = self.window.view_list.pop(0)
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self.window.show_view(new_view)
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self.player_sprite.center_x += 5
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# Scroll the screen to the player
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self.scroll_to_player()
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def scroll_to_player(self):
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"""
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Scroll the window to the player.
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"""
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# Scroll to the proper location
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position = Vec2(self.player_sprite.center_x - self.window.width / 2,
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self.player_sprite.center_y - self.window.height / 2)
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self.camera_sprites.move_to(position, CAMERA_SPEED)
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def on_resize(self, width, height):
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"""
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Resize window
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Handle the user grabbing the edge and resizing the window.
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"""
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self.camera_sprites.resize(int(width), int(height))
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self.camera_gui.resize(int(width), int(height))
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‎readme.rst

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Demo of the Arcade Library
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==========================
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Done
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----
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Slides that are done
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--------------------
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* Intro screen
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* Sprites
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* Rotate sprites
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* Scale sprites
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* Lots of sprites
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* Create and draw hit boxes
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* Mini-Map
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* Ray casting
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* Shaders for glow effects and explosions
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* Shaders for backgrounds
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* Compute Shader
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To Do
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-----
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Slides to do
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------------
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* Scrolling Screen
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* Fast collisions
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* Tiled map support
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* GUI
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* Platformer Engine
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* Pymunk
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* Mini-Map
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* View/Screen support
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* Add music

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