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| author | David Fioramonti | 2018-09-08 16:33:28 -0700 |
|---|---|---|
| committer | David Fioramonti | 2018-09-08 16:36:57 -0700 |
| commit | a66e661df194963d4e649d122c33255e05a2e588 (patch) | |
| tree | 4099907d33e71d64b0a4867adba74ecfbc3c4626 /graphics/primitives.h | |
| parent | 5d77ade10bd1274756cb4a226080eb7673c0b693 (diff) | |
| download | scummvm-rg350-a66e661df194963d4e649d122c33255e05a2e588.tar.gz scummvm-rg350-a66e661df194963d4e649d122c33255e05a2e588.tar.bz2 scummvm-rg350-a66e661df194963d4e649d122c33255e05a2e588.zip | |
GRAPHICS: Simplify trig usage in primitives
Combined if statements and simplified trig.
cos(atan2(y,x)) = x / sqrt(x^2 + y^2) and
sin(atan2(y,x)) = y / sqrt(x^2 + y^2).
Diffstat (limited to 'graphics/primitives.h')
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