Added the trunk/branches/tags directories at repository root, and moved previous root into trunk/
git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/trunk@1002 4e206d99-4929-0410-ac5d-dfc041789085
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laurentgom
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196
ruby/test/tetris.rb
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196
ruby/test/tetris.rb
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require 'RubySFML'
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include SFML
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# A simple class to handle a single puzzle piece
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class Piece
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# Each shape is made up of 4 blocks:
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# * * * * ** ** **
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# * ** ** ** * * **
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# * * * * * *
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# *
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SHAPES = [ # Negative y is down
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[[0, 0], [0, 1], [0, -1], [0, -2]],
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[[0, 0], [0, 1], [1, 0], [0, -1]],
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[[0, 0], [0, 1], [1, 0], [1, -1]],
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[[1, 0], [1, 1], [0, 0], [0, -1]],
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[[0, 0], [0, 1], [1, 1], [0, -1]],
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[[1, 0], [1, 1], [0, 1], [1, -1]],
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[[0, 0], [0, 1], [1, 1], [1, 0]],
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]
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# Each shape has its own color
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COLORS = [Color.Red, Color.Yellow, Color.Cyan, Color.Magenta, Color.Green, Color.Blue, Color.new(255, 128, 64)]
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attr_accessor :x, :y, :r
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def initialize(n, x, y)
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@n, @x, @y = n, x, y
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@r = 0
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end
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def shape(); SHAPES[@n]; end
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def color(); COLORS[@n]; end
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def rleft(); @r = (@r+1) % 4; end
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def rright(); @r = (@r-1) % 4; end
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def each() # Iterate each block coordinate (corrected for rotation)
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case @r
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when 0 then shape.each {|c| yield([c[0], c[1]])}
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when 1 then shape.each {|c| yield([-c[1], c[0]])}
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when 2 then shape.each {|c| yield([-c[0], -c[1]])}
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when 3 then shape.each {|c| yield([c[1], -c[0]])}
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end
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end
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end
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class Grid
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HEIGHT = 20
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WIDTH = 10
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BLOCK = 18
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BORDER = 1
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BSIZE = BLOCK + BORDER
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def initialize()
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@rows = []
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HEIGHT.times { @rows.push Array.new(WIDTH) }
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@background_image = Image.new(WIDTH*(BSIZE)+BORDER, HEIGHT*BSIZE+BORDER, Color.White)
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@background = Sprite.new(@background_image, (640-WIDTH*BSIZE)/2-BORDER, (480-HEIGHT*BSIZE)/2-BORDER)
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@block_image = Image.new(BLOCK, BLOCK, Color.White)
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@block = Sprite.new(@block_image)
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@score = 0
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@last_down = $clock.to_f
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@piece = Piece.new(rand(7), WIDTH/2-1, HEIGHT-1)
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@next_piece = Piece.new(rand(7), WIDTH/2-1, HEIGHT-1)
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end
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def [](y)
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return @rows[y]
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end
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def draw_block(win, x, y, color)
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@block.left = x*BSIZE + @background.left+BORDER
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@block.top = ((HEIGHT-1)-y)*BSIZE + @background.top+BORDER
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@block.color = color
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win.draw(@block)
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end
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def solid?(x, y)
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return true if x < 0 or y < 0 or x >= WIDTH or y >= HEIGHT
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return @rows[y][x]
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end
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def left
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x = @piece.x
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@piece.x -= 1
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@piece.each {|c| @piece.x = x if solid?(@piece.x+c[0], @piece.y+c[1])}
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end
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def right
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x = @piece.x
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@piece.x += 1
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@piece.each {|c| @piece.x = x if solid?(@piece.x+c[0], @piece.y+c[1])}
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end
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def up
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r = @piece.r
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@piece.rright
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@piece.each {|c| @piece.r = r if solid?(@piece.x+c[0], @piece.y+c[1])}
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end
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def down
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@last_down = $clock.to_f
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y = @piece.y
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@piece.y -= 1
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done = false
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@piece.each {|c| done = true if solid?(@piece.x+c[0], @piece.y+c[1])}
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if done
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@piece.y = y
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@piece.each {|c| @rows[@piece.y+c[1]][@piece.x+c[0]] = @piece.color}
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@piece = @next_piece
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@next_piece = Piece.new(rand(7), WIDTH/2-1, HEIGHT-1)
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end
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end
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def update(win)
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speed = 0.5 - 0.1 * (@score/1000)
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down if $clock.to_f - @last_down >= speed
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collapsed = 0
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while y = find_full_row()
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collapse_row(y)
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collapsed += 1
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end
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@score += 5 * 2**collapsed if collapsed > 0
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end
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def render(win)
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win.draw(@background)
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HEIGHT.times {|y|
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WIDTH.times {|x|
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c = @rows[y][x] || Color.Black
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draw_block(win, x, y, c)
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}
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}
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@piece.each {|c|
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x, y, c = @piece.x+c[0], @piece.y+c[1], @piece.color
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next if y < 0 or y > HEIGHT-1
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draw_block(win, x, y, c)
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}
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score = Text.new("Score: #{@score}", "", 20)
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#score.left, score.top = 10, 10
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win.draw(score)
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text = Text.new("Coming Next:", "", 20)
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text.left, text.top = 450, 50
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win.draw(text)
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@next_piece.each {|c|
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x, y, c = 14+c[0], 16+c[1], @next_piece.color
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next if y < 0 or y > HEIGHT-1
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draw_block(win, x, y, c)
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}
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end
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def collapse_row(i)
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while i < HEIGHT-1
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@rows[i] = @rows[i+1]
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i += 1
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end
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@rows[HEIGHT-1] = Array.new(WIDTH, nil)
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end
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def find_full_row()
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HEIGHT.times {|y| return y unless @rows[y].index(nil) }
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return nil
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end
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end
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$clock = Clock.new
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mode = VideoMode.new(640, 480, 32)
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win = RenderWindow.new(mode, "RubySFML Test", 0)
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win.showMouseCursor(false)
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win.useVerticalSync(true)
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grid = Grid.new()
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# Simple game loop
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done = false
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while !done
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while e = win.getEvent()
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case e.type
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when Event::Closed then done = true
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when Event::KeyReleased then done = true if e.code == Key::Escape
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when Event::KeyPressed
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case e.code
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when Key::Up then grid.up
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when Key::Left then grid.left
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when Key::Right then grid.right
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when Key::Down then grid.down
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end
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end
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end
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grid.update(win)
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grid.render(win)
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win.display()
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sleep(0.01)
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end
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