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Diffstat (limited to 'dev/modules/CoreGfx/MathMgr.h')
| -rw-r--r-- | dev/modules/CoreGfx/MathMgr.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/dev/modules/CoreGfx/MathMgr.h b/dev/modules/CoreGfx/MathMgr.h new file mode 100644 index 00000000..7e85c0dc --- /dev/null +++ b/dev/modules/CoreGfx/MathMgr.h @@ -0,0 +1,29 @@ +/* ------------------------------------------- + + Copyright Amlal EL Mahrouss. + +------------------------------------------- */ + +#pragma once + +/// @file MathMgr.h +/// @brief Linear interpolation implementation. + +namespace UI +{ +#ifdef NE_GFX_MGR_USE_DOUBLE + typedef double fb_real_t; +#else + typedef float fb_real_t; +#endif + + /// @brief Linear interpolation equation solver. + /// @param from where to start + /// @param to to which value. + /// @param stat + /// @return Linear interop value. + inline fb_real_t fb_math_lerp(fb_real_t to, fb_real_t from, fb_real_t stat) + { + return (from) + (to - from) * stat; + } +} // namespace UI
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