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Hardware/GX/Transform Unit (view source)
Revision as of 18:07, 10 August 2009
, 18:07, 10 August 2009Robot: Cosmetic changes
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The transform unit (XF) is a component of the Wii's GX subsystem. It is responsible for transforming the incoming vertices to screen coordinates.
The transform unit (XF) is a component of the Wii's GX subsystem. It is responsible for transforming the incoming vertices to screen coordinates.
−==Writing to XF registers==
+== Writing to XF registers ==
Writing to XF registers is done by writing values to the FIFO, as shown below:
Writing to XF registers is done by writing values to the FIFO, as shown below:
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−==XF registers==
+== XF registers ==
−===XF viewport registers===
+=== XF viewport registers ===
These registers define the viewport coordinates.
These registers define the viewport coordinates.
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All the other viewport registers are 32-bit floating-point values.
All the other viewport registers are 32-bit floating-point values.
−===XF projection registers===
+=== XF projection registers ===
These registers define the projection matrix.
These registers define the projection matrix.