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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313
ruby/test/fps.rb
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313
ruby/test/fps.rb
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require 'RubySFML'
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include SFML
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require 'gl'
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include Gl
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require 'glu'
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include Glu
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class Array
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def magnitude
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return Math::sqrt(self[0]**2 + self[1]**2 + self[2]**2)
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end
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def normalize
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mag = self.magnitude
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return [self[0]/mag, self[1]/mag, self[2]/mag]
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end
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def normalize!
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mag = self.magnitude
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self[0] /= mag
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self[1] /= mag
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self[2] /= mag
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end
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def vec(pos)
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return [pos[0]-self[0], pos[1]-self[1], pos[2]-self[2]]
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end
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def dot(vec)
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return self[0]*vec[0] + self[1]*vec[1] + self[2]*vec[2]
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end
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def cross(vec)
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return [
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self[1]*vec[2] - self[2]*vec[1],
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self[2]*vec[0] - self[0]*vec[2],
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self[0]*vec[1] - self[1]*vec[0]
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]
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end
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end
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class Player
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attr_accessor :pos, :view, :score
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def initialize(x, y)
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@score = 0
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@pos = [x+0.5, 10, y+0.5]
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@view = [0, 0, -1]
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end
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def turn_left(time)
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angle = -2.0 * time
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@view[0], @view[2] = @view[0]*Math::cos(angle) - @view[2]*Math::sin(angle), @view[0]*Math::sin(angle) + @view[2]*Math::cos(angle)
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@view.normalize!
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end
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def turn_right(time)
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angle = 2.0 * time
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@view[0], @view[2] = @view[0]*Math::cos(angle) - @view[2]*Math::sin(angle), @view[0]*Math::sin(angle) + @view[2]*Math::cos(angle)
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@view.normalize!
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end
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def move_right(time)
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angle = 0.5*Math::PI
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right = [@view[0]*Math::cos(angle) - @view[2]*Math::sin(angle), 0, @view[0]*Math::sin(angle) + @view[2]*Math::cos(angle)]
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d = 5*time
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@pos = [@pos[0]+right[0]*d, @pos[1], @pos[2]+right[2]*d]
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end
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def move_left(time)
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angle = 0.5*Math::PI
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right = [@view[0]*Math::cos(angle) - @view[2]*Math::sin(angle), 0, @view[0]*Math::sin(angle) + @view[2]*Math::cos(angle)]
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d = 5*time
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@pos = [@pos[0]-right[0]*d, @pos[1], @pos[2]-right[2]*d]
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end
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def move_forward(time)
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d = 5*time
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@pos = [@pos[0]+@view[0]*d, @pos[1], @pos[2]+@view[2]*d]
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end
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def move_backward(time)
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d = 5*time
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@pos = [@pos[0]-@view[0]*d, @pos[1], @pos[2]-@view[2]*d]
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end
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def init_view
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glLoadIdentity()
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gluLookAt(@pos[0], @pos[1], @pos[2], @pos[0]+@view[0], @pos[1]+@view[1], @pos[2]+@view[2], 0, 1, 0)
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end
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def update(win, map)
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pos = @pos
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input, time = win.input, win.frameTime
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turn_left(time) if input.isKeyDown(Key::Left)
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turn_right(time) if input.isKeyDown(Key::Right)
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move_forward(time) if input.isKeyDown(Key::W)
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move_backward(time) if input.isKeyDown(Key::S)
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move_left(time) if input.isKeyDown(Key::A)
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move_right(time) if input.isKeyDown(Key::D)
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@pos = pos if map.solid?(@pos[0], @pos[2])
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end
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end
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class Block
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attr_accessor :pos
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def initialize(x, y)
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@pos = [x.to_i+0.5, 0, y.to_i+0.5]
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end
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def draw()
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glPushMatrix()
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glTranslatef(@pos[0], @pos[1], @pos[2])
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glColor4f(1, 0, 0, 1)
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glBegin(GL_QUADS)
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# Facing +z
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glNormal3d(0, 0, 1)
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glVertex3f(0.5, 0.5, 0.5)
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glVertex3f(-0.5, 0.5, 0.5)
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glVertex3f(-0.5, -0.5, 0.5)
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glVertex3f(0.5, -0.5, 0.5)
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# Facing -z
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glNormal3d(0, 0, -1)
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glVertex3f(-0.5, 0.5, -0.5)
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glVertex3f(0.5, 0.5, -0.5)
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glVertex3f(0.5, -0.5, -0.5)
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glVertex3f(-0.5, -0.5, -0.5)
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# Facing +x
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glNormal3d(1, 0, 0)
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glVertex3f(0.5, 0.5, 0.5)
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glVertex3f(0.5, -0.5, 0.5)
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glVertex3f(0.5, -0.5, -0.5)
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glVertex3f(0.5, 0.5, -0.5)
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# Facing -x
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glNormal3d(-1, 0, 0)
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glVertex3f(-0.5, 0.5, 0.5)
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glVertex3f(-0.5, 0.5, -0.5)
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glVertex3f(-0.5, -0.5, -0.5)
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glVertex3f(-0.5, -0.5, 0.5)
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glEnd()
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glPopMatrix()
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end
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end
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class Billboard
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attr_accessor :pos
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def initialize(x, y, size=0.25)
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@size = size
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@pos = [x.to_i+0.5, 0, y.to_i+0.5]
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end
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def draw(camera)
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normal = @pos.vec(camera.pos).normalize
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up = [0, 1, 0]
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right = up.cross(normal).normalize
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glPushMatrix()
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glTranslatef(@pos[0], @pos[1], @pos[2])
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glColor4f(1, 1, 1, 1)
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glBegin(GL_QUADS)
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# Facing camera
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glNormal3d(normal[0], normal[1], normal[2])
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glTexCoord2f(1, 0)
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glVertex3f((right[0]+up[0])*@size, (right[1]+up[1])*@size, (right[2]+up[2])*@size)
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glTexCoord2f(0, 0)
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glVertex3f((-right[0]+up[0])*@size, (-right[1]+up[1])*@size, (-right[2]+up[2])*@size)
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glTexCoord2f(0, 1)
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glVertex3f(-(right[0]+up[0])*@size, -(right[1]+up[1])*@size, -(right[2]+up[2])*@size)
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glTexCoord2f(1, 1)
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glVertex3f((right[0]-up[0])*@size, (right[1]-up[1])*@size, (right[2]-up[2])*@size)
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glEnd()
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glPopMatrix()
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end
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end
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# Map class holds and draws tiles and gems.
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class Map
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attr_reader :width, :height, :blocks, :gems
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def initialize(filename, player)
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@start = Time.now
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@sb = SoundBuffer.new("media/Beep.wav")
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@sound = Sound.new(@sb)
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@gem_image = Image.new("media/Gem.png")
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@exit_image = Image.new("media/Star.png")
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@exit_image.resize(25, 25, Color.Black)
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@exit = nil
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@blocks = []
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@gems = []
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lines = File.readlines(filename).map { |line| line.chop }
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@height = lines.size
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@width = lines[0].size
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@tiles = Array.new(@width) do |x|
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Array.new(@height) do |y|
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case lines[y][x, 1]
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when '"', '#' then @blocks << Block.new(x, y); @blocks[-1]
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when 'S' then player.pos = [x+0.5, 0, y+0.5]; nil
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when 'E' then @exit = Billboard.new(x, y); nil
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when 'x' then @gems << Billboard.new(x, y); nil
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else nil
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end
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end
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end
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end
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def draw(player)
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@blocks.each {|b| b.draw()}
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glEnable(GL_TEXTURE_2D)
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@gem_image.bind
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@gems.each {|g| g.draw(player)}
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@exit_image.bind
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@exit.draw(player)
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glDisable(GL_TEXTURE_2D)
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end
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def exit?(player)
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player.pos[0].to_i == @exit.pos[0].to_i and player.pos[2].to_i == @exit.pos[2].to_i
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end
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# Solid at a given pixel position?
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def solid?(x, y)
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y < 0 or x < 0 or x >= @width or y >= @width or @tiles[x.to_i][y.to_i]
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end
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def collect_gems(player)
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@gems.reject! {|g|
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if player.pos.vec(g.pos).magnitude <= 0.5
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@sound.play
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player.score += 10
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true
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else
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false
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end
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}
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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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sky_image = Image.new("media/Space.png")
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player = Player.new(0, 5)
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levels = Dir["media/Level*.txt"].sort
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level = 1
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level_start = Time.now
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map = Map.new(levels.shift, player)
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# Simple game loop
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done = false
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while !done
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if map.exit?(player)
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if levels.empty?
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game_over = true
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else
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level += 1
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level_start = Time.now
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map = Map.new(levels.shift, player)
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end
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end
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while e = win.getEvent()
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done = true if e.type == Event::Closed or
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(e.type == Event::KeyReleased and e.code == Key::Escape)
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end
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time = win.frameTime
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player.update(win, map)
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#win.beginOpenGL()
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glEnable(GL_DEPTH_TEST)
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glEnable(GL_CULL_FACE)
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glEnable(GL_BLEND)
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
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glMatrixMode(GL_PROJECTION)
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glPushMatrix()
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glLoadIdentity()
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gluPerspective(45.0, 640.0/480.0, 0.1, 100.0)
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glMatrixMode(GL_MODELVIEW)
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glPushMatrix()
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player.init_view()
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glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT)
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glEnable(GL_COLOR_MATERIAL)
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glEnable(GL_LIGHTING)
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glEnable(GL_LIGHT0)
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glEnable(GL_NORMALIZE)
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glDisable(GL_TEXTURE_2D)
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glLightfv(GL_LIGHT0, GL_POSITION, player.pos + [1])
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glLightfv(GL_LIGHT0, GL_DIFFUSE, [1, 1, 1, 1])
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glLightf(GL_LIGHT0, GL_LINEAR_ATTENUATION, 0.25)
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glLightModelfv(GL_LIGHT_MODEL_AMBIENT, [0, 0, 0, 1])
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map.collect_gems(player)
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map.draw(player)
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glPopMatrix()
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glMatrixMode(GL_PROJECTION)
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glPopMatrix()
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#win.endOpenGL()
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text = Text.new("Score: #{player.score}", "", 20)
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win.draw(text)
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if game_over
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text = Text.new("Game Over!", "", 60)
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text.left, text.top = 200, 200
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win.draw(text)
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elsif Time.now - level_start < 3
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text = Text.new("Level #{level}!", "", 60)
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text.left, text.top = 200, 200
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win.draw(text)
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text = Text.new("(Collect the gems and find the exit)", "", 25)
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text.left, text.top = 125, 260
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win.draw(text)
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end
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win.display()
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sleep(0.01)
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end
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