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https://github.com/cyberarm/i-mic-fps.git
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Moved OpenGL renderering code into its own class for future optimizations
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@@ -60,26 +60,8 @@ class IMICFPS
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def setup
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end
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# Not advisable to put OpenGL code here, instead put it in Renderer.
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def draw
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handleGlError
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glEnable(GL_NORMALIZE)
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glPushMatrix
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# Render bounding boxes before transformation is applied
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render_bounding_box(model.bounding_box) if $debug
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model.objects.each {|o| render_bounding_box(o.bounding_box, o.debug_color)} if $debug
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glTranslatef(@x, @y, @z)
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glRotatef(@x_rotation,1.0, 0, 0)
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glRotatef(@y_rotation,0, 1.0, 0)
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glRotatef(@z_rotation,0, 0, 1.0)
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handleGlError
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model.draw(@x, @y, @z, @scale, @backface_culling)
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handleGlError
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glPopMatrix
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handleGlError
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end
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def update
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@@ -117,162 +99,6 @@ class IMICFPS
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return temp
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end
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def render_bounding_box(box, color = @debug_color)
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box = normalize_bounding_box(box)
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glEnableClientState(GL_VERTEX_ARRAY)
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glEnableClientState(GL_COLOR_ARRAY)
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glEnableClientState(GL_NORMAL_ARRAY)
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_normals = [
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0,1,0,
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0,1,0,
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0,1,0,
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0,1,0,
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0,1,0,
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0,1,0,
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0,-1,0,
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0,-1,0,
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0,-1,0,
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0,-1,0,
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0,-1,0,
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0,-1,0,
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0,0,1,
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0,0,1,
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0,0,1,
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0,0,1,
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0,0,1,
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0,0,1,
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1,0,0,
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1,0,0,
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1,0,0,
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1,0,0,
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1,0,0,
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1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0,
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-1,0,0
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].pack("f*")
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_colors = [
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue,
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color.red, color.green, color.blue
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].pack("f*")
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_vertices = [
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box.min_x, box.max_y, box.max_z,
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box.min_x, box.max_y, box.min_z,
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box.max_x, box.max_y, box.min_z,
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box.min_x, box.max_y, box.max_z,
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box.max_x, box.max_y, box.max_z,
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box.max_x, box.max_y, box.min_z,
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box.max_x, box.min_y, box.min_z,
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box.max_x, box.min_y, box.max_z,
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box.min_x, box.min_y, box.max_z,
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box.max_x, box.min_y, box.min_z,
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box.min_x, box.min_y, box.min_z,
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box.min_x, box.min_y, box.max_z,
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box.min_x, box.max_y, box.max_z,
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box.min_x, box.max_y, box.min_z,
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box.min_x, box.min_y, box.min_z,
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box.min_x, box.min_y, box.max_z,
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box.min_x, box.min_y, box.min_z,
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box.min_x, box.max_y, box.max_z,
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box.max_x, box.max_y, box.max_z,
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box.max_x, box.max_y, box.min_z,
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box.max_x, box.min_y, box.min_z,
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box.max_x, box.min_y, box.max_z,
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box.max_x, box.min_y, box.min_z,
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box.max_x, box.max_y, box.max_z,
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box.min_x, box.max_y, box.max_z,
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box.max_x, box.max_y, box.max_z,
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box.max_x, box.min_y, box.max_z,
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box.min_x, box.max_y, box.max_z,
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box.max_x, box.min_y, box.max_z,
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box.min_x, box.min_y, box.max_z,
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box.max_x, box.min_y, box.min_z,
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box.min_x, box.min_y, box.min_z,
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box.min_x, box.max_y, box.min_z,
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box.max_x, box.min_y, box.min_z,
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box.min_x, box.max_y, box.min_z,
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box.max_x, box.max_y, box.min_z
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]
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_vertices_size = _vertices.size
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_vertices = _vertices.pack("f*")
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glVertexPointer(3, GL_FLOAT, 0, _vertices)
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glColorPointer(3, GL_FLOAT, 0, _colors)
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glNormalPointer(GL_FLOAT, 0, _normals)
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glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
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glDisable(GL_LIGHTING)
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glDrawArrays(GL_TRIANGLES, 0, _vertices_size/3)
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glEnable(GL_LIGHTING)
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glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
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glDisableClientState(GL_VERTEX_ARRAY)
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glDisableClientState(GL_COLOR_ARRAY)
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glDisableClientState(GL_NORMAL_ARRAY)
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end
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def handleGlError
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e = glGetError()
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if e != GL_NO_ERROR
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