Thank you so much!!! I will try this. 2010/4/22 Olivier Besson <[email protected]>: > Perhaps this formula will help: > > function applyPerspective(pMC:MovieClip, x:Number, y:Number):Void > { > var centerX:Number = 200; // center of 2D-scene (X) > var centerY:Number = 200; // center of 2D-scene (Y) > var distCenter:Number = 60; // distance of the perspective plan to the > center of 3D world > var lensFocal:Number = 200; // perspective focal > var cameraAngle:Number = -45; // x-angle of camera > // 3D coordinates > cameraAngle *= Math.PI/180; // convert to radians > var z:Number = distCenter + y * Math.sin(cameraAngle); > y *= Math.cos(cameraAngle); > var s:Number = lensFocal/ ( lensFocal + z); // ratio > // 2D coordinates & render: > pMC._x = centerX + s * x; > pMC._y = centerY + s * y; > pMC._xscale = pMC._yscale = s * 100; // TODO: ajust scale > pMC.swapDepths(int(2000 + 1000*pMC._y + pMC._x)); // a simple z-sort > formula > } > > usage (in your case): > applyPerspective(mc, radius*Math.cos(mc.angle), radius*Math.sin(mc.angle)); > > You will probably have to try-and-guess by adjusting initial setup > variables. > You can achieve nice 3D effect by connecting some property (example: > cameraAngle) with _ymouse. > > -- > Olivier Besson (gludion) - (33 1) 44 64 78 99 > http://www.gludion.com > http://blog.gludion.com > > _______________________________________________ > Flashcoders mailing list > [email protected] > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders >
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