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cube: enable backface culling

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This commit is contained in:
Zack Buhman 2024-09-03 23:26:29 -05:00
parent a6a18162bf
commit ba8201acee
1 changed files with 3 additions and 4 deletions
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7
arm9/examples/cube.c
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@ -89,12 +89,11 @@ void main()
// set the depth buffer clear value to the maximum value
io_registers.a.CLEAR_DEPTH = CLEAR_DEPTH__value(0x7fff);
// the following polygons are fully opaque and are not
// backface-culled
// the following polygons are fully opaque; backface culling is
// enabled
io_registers.a.POLYGON_ATTR = 0
| POLYGON_ATTR__alpha_value(31)
| POLYGON_ATTR__render_front_surface__enable
| POLYGON_ATTR__render_back_surface__enable;
| POLYGON_ATTR__render_front_surface__enable;
// the 3d viewport is the entire display area
io_registers.a.VIEWPORT = 0