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OCS - object coordinate system
WCS - world coordinate system VCS - viewing coordinate system CCS - clipping coordinate system NDCS - normalized device coordinate system DCS - device coordinate system |

| modelling transformation
modelview matrix |
glTranslatef()
glRotatef() glScalef() |
| viewing transformation
modelview matrix |
gluLookAt() |
| projection transformation
projection matrix |
glFrustum()
gluPerspective() glOrtho() gluOrtho2D() |
| viewing transformation | glViewport() |
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Hosted by Graphics & Media Lab
http://graphics.cs.msu.su |
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mailto: Laboratory |