app/startup.lua

   1 --
   2 -- Simple test application.
   3 --
   4
   5 sg = awful.scenegraph
   6
   7 function CreateTestScene()
   8
   9         -- Create cube frame
  10         cubeframe = sg.Frame()
  11
  12         -- Create vertex buffer
  13         vb = sg.VertexBuffer()
  14         vb:addAttribute( sg.VertexBuffer.at_Vector3f, sg.VertexBuffer.a_Position )
  15         vb:resize( 8 )
  16
  17         vec3 = awful.math.Vector3f
  18         vb:setVector3fAttribute( 0, 0, vec3( -1, -1, -1 ) )
  19         vb:setVector3fAttribute( 1, 0, vec3( -1, -1, 1 ) )
  20         vb:setVector3fAttribute( 2, 0, vec3( -1, 1, -1 ) )
  21         vb:setVector3fAttribute( 3, 0, vec3( -1, 1, 1 ) )
  22         vb:setVector3fAttribute( 4, 0, vec3( 1, -1, -1 ) )
  23         vb:setVector3fAttribute( 5, 0, vec3( 1, -1, 1 ) )
  24         vb:setVector3fAttribute( 6, 0, vec3( 1, 1, -1 ) )
  25         vb:setVector3fAttribute( 7, 0, vec3( 1, 1, 1 ) )
  26
  27         -- Create index buffer
  28         ib = sg.IndexBuffer16( 24 )
  29         ib:setIndex( 0, 0 )
  30         ib:setIndex( 1, 1 )
  31         ib:setIndex( 2, 3 )
  32         ib:setIndex( 3, 2 )
  33
  34         ib:setIndex( 4, 4 )
  35         ib:setIndex( 5, 6 )
  36         ib:setIndex( 6, 7 )
  37         ib:setIndex( 7, 5 )
  38
  39         ib:setIndex( 8, 0 )
  40         ib:setIndex( 9, 4 )
  41         ib:setIndex( 10, 5 )
  42         ib:setIndex( 11, 1 )
  43
  44         ib:setIndex( 12, 2 )
  45         ib:setIndex( 13, 3 )
  46         ib:setIndex( 14, 7 )
  47         ib:setIndex( 15, 6 )
  48
  49         ib:setIndex( 16, 0 )
  50         ib:setIndex( 17, 2 )
  51         ib:setIndex( 18, 6 )
  52         ib:setIndex( 19, 4 )
  53
  54         ib:setIndex( 20, 1 )
  55         ib:setIndex( 21, 5 )
  56         ib:setIndex( 22, 7 )
  57         ib:setIndex( 23, 3 )
  58
  59         -- Create geometries
  60         geom1 = sg.Geometry( vb, ib )
  61         geom1:addPrimitive( sg.Primitive.t_Quads, 0, 8 )
  62         geom2 = sg.Geometry( vb, ib )
  63         geom2:addPrimitive( sg.Primitive.t_Quads, 8, 8 )
  64         geom3 = sg.Geometry( vb, ib )
  65         geom3:addPrimitive( sg.Primitive.t_Quads, 16, 8 )
  66
  67         -- Create materials
  68         mat1 = sg.Material()
  69         mat1.Emission.value = awful.math.Vector4f( 1, 0, 0, 1 )
  70         mat1.Specular.value = awful.math.Vector4f( 0, 0, 0, 1 )
  71         mat2 = sg.Material()
  72         mat2.Emission.value = awful.math.Vector4f( 0, 1, 0, 1 )
  73         mat2.Specular.value = awful.math.Vector4f( 0, 0, 0, 1 )
  74         mat3 = sg.Material()
  75         mat3.Emission.value = awful.math.Vector4f( 0, 0, 1, 1 )
  76         mat3.Specular.value = awful.math.Vector4f( 0, 0, 0, 1 )
  77
  78         -- Create drawables
  79         drawable1 = sg.Drawable( geom1, mat1, cubeframe )
  80         drawable2 = sg.Drawable( geom2, mat2, cubeframe )
  81         drawable3 = sg.Drawable( geom3, mat3, cubeframe )
  82
  83         -- Create group holding all this stuff together
  84         cubegroup = sg.Group()
  85         cubegroup:add( drawable1 )
  86         cubegroup:add( drawable2 )
  87         cubegroup:add( drawable3 )
  88         cubegroup.pFrame = cubeframe
  89
  90         -- Save the cube into a file, for the lulz
  91         --f = awful.io.FileOutputStream( "lulz.asg" )
  92         --awful.abf.Writer.Save( f, cubegroup )
  93
  94         mat1.Diffuse.value = awful.math.Vector4f( 1, 0, 0, 1 )
  95         mat1.Emission.value = awful.math.Vector4f( 0, 0, 0, 1 )
  96         mat1.Ambient.value = awful.math.Vector4f( 0.2, 0.2, 0.2, 1 )
  97
  98         mat1.bBackfaceCulling = true
  99
 100         shape = awful.shapes.Cylinder( mat1, cubeframe )
 101
 102         f = awful.io.FileOutputStream( "lulz.asg" )
 103         awful.abf.Writer.Save( f, shape )
 104
 105
 106         return cubegroup --cubegroup
 107
 108 end
 109
 110 -- Initialize SDL application object. It just use some arbitrary defaults for now.
 111 app = awful.sdl.App.GetInstance()
 112
 113 scene = CreateTestScene()
 114 collectgarbage()
 115 f = awful.io.FileInputStream( "lulz.asg" )
 116 scene = awful.abf.Reader.Load( f )
 117
 118 -- Create camera
 119 camframe = sg.Frame()
 120 camera = sg.Camera( camframe )
 121 camframe.LocalToParent.position.y = -7
 122 camframe:dirty()
 123
 124 proj = sg.PerspectiveProjection()
 125
 126 -- Create viewport
 127 viewport = sg.ViewPort( proj, camera )
 128 viewport.Rect = awful.math.Rectu32( 0, 0, 800, 600 )
 129
 130
 131 -- Create a font object.
 132 font = sg.Font( "FreeSans.ttf", 16 )
 133 --rc.Font = font
 134
 135 -- Create a theme.
 136 theme = awful.gui.BoringTheme( font )
 137
 138 -- Create a widget container.
 139 guiroot = awful.gui.SimpleContainer( theme )
 140
 141 -- Create a window containing a layout group
 142 window = awful.gui.Window( guiroot )
 143 window.Rect = awful.math.Rectf( 50, 70, 0, 0 )
 144 vg = awful.gui.VGroup( window )
 145 awful.gui.Button( vg, "Tubgirl" )
 146 awful.gui.Button( vg, "Goatse" )
 147
 148 hg = awful.gui.HGroup( vg )
 149 awful.gui.Button( hg, "eat" );
 150 awful.gui.Button( hg, "shit" );
 151 awful.gui.Button( hg, "Lemon party" );
 152
 153 awful.gui.Button( vg, "lulz" )
 154
 155 guiroot:buildSceneGraph()
 156 guiroot:calcMinMax()
 157 guiroot:layout()
 158
 159 -- Setup the gui viewport
 160 guiproj = sg.PixelProjection()
 161 guiviewport = sg.ViewPort( guiproj )
 162 guiviewport.Rect = awful.math.Rectu32( 0, 0, 800, 600 )
 163 guiviewport.bClearColorBuffer = false
 164
 165 -- Setup the frame update function.
 166
 167 eventmanager = awful.gui.EventManager.GetInstance()
 168
 169 -- TODO: implement some way to directly connect a native function to a signal to avoid
 170 -- going through the lua interpreter for nothing
 171 app.MouseMotionEvent:connect(
 172         function( position, rel )
 173                 eventmanager:mouseMotionEvent( position, rel )
 174         end
 175 )
 176
 177 app.MouseButtonEvent:connect(
 178         function( position, butcode, pressed )
 179                 eventmanager:mouseButtonEvent( position, butcode, pressed )
 180         end
 181 )
 182
 183 eventmanager.DefaultHandler = guiroot
 184
 185 spin = 0
 186
 187 app.FrameUpdate:connect(
 188
 189         function( deltatime )
 190
 191                 sg.RenderContext.ClearAll()
 192
 193                 guicontext = sg.RenderContext( guiviewport )
 194                 guicontext:addToRenderList()
 195
 196                 guiroot.pRenderable:evaluate( guicontext )
 197
 198                 context = sg.RenderContext( viewport )
 199                 context:addToRenderList()
 200
 201                 spin = spin + 50 * deltatime
 202                 mtx = awful.math.Matrix44f()
 203                 mtx:rotation( spin, awful.math.Vector3f( 1, 0, 0.5 ) )
 204                 scene.pFrame.LocalToParent = mtx
 205                 --scene.pFrame.LocalToParent.position.x = 0
 206                 --scene.pFrame.LocalToParent.position.y = 0
 207                 --scene.pFrame.LocalToParent.position.z = 0
 208                 --scene.pFrame:dirty()
 209
 210                 --mtx:rotation( spin, awful.math.Vector3f( 1, 0, 0 ) )
 211                 --camframe.LocalToParent = mtx
 212         --      camframe.LocalToParent.position.x = 0
 213         --      camframe.LocalToParent.position.y = -7
 214         --      camframe.LocalToParent.position.z = 2
 215                 --camframe:dirty()
 216
 217                 scene:evaluate( context )
 218
 219                 sg.RenderContext.RenderAll()
 220
 221                 app:needSwap()
 222
 223         end
 224
 225 )
 226
 227 -- Start the main loop.
 228 app:run()