take a look at this: http://memo.tv/projection_mapping_quad_warping_with_quartz_composer_vdmx
they use a GLSL Vertex Shader. But you can only adjust 4 Points: Top Left , Top Right, Bottom Left and Bottom Right Maybe there is a way to add 2 points. ( i have no idea of 3D / openGL , but im able to use the Shader ^^) greets Jason Am 21.02.2010 um 16:39 schrieb Ram gmail: > Hi, > I am a vj working on a mac osx, using vdmx. > Recently i have started working with a dancers group that incoroprates video > in their show, i am replacing the previus video artist that took a job abroad. > He designed a setup of two pillars on each side of the stage, one projector > for each pillar, the pillars are two screens standing 90 degrees to each > other creating a corner. > The goal is to adjust the projections perfectly on the screens using 6 points > Top Left, top middle, top right > Buttom left, buttom middle, buttom right > > Is there a way to solve it with quartz? > > I have seen the mesh nodes but dont really understand how to use them and are > they capable of distorting the clips i am playing in a way that can help me > to distort the projected clips? > > Thanks > > Ram Matza > Http://www.vimeo.com/ramatza > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Quartzcomposer-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/quartzcomposer-dev/jason.fuerderer%40dialup.fh-aachen.de > > This email sent to [email protected]
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