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https://github.com/zeldaret/ss
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robojumper
55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
#ifndef TOBESORTED_D_CAMERA_MATH_H
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#define TOBESORTED_D_CAMERA_MATH_H
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#include "common.h"
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#include "m/m_angle.h"
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#include "m/m_vec.h"
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class dAcObjBase_c;
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/**
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* @brief A function that looks like an ease-in tween.
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*
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* @param arg The time argument in [0, 1]
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* @param param The power of the easing function. 0 = linear, 1 = quite powerful
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* @return f32 The result in [0, 1]
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*/
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f32 camEaseIn(f32 arg, f32 param);
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/**
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* @brief A function that looks like an ease-in-out tween.
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*
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* @param arg The time argument in [0, 1]
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* @param param The power of the easing function. 0 = linear, 1 = a little bit
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* @return f32 The result in [0, 1]
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*/
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f32 camEaseInOut(f32 arg, f32 param);
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/**
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* @brief Get a point on the line from origin to target that is as
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* far away from origin as point is away from origin.
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*/
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mVec3_c camGetPointOnLine(const mVec3_c &target, const mVec3_c &origin, const mVec3_c &point);
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/**
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* @brief Get a point relative to ac's position. localOffset is rotated by the actor's XY rotation first.
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*/
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mVec3_c camOffsetPoint(dAcObjBase_c *ac, const mVec3_c &localOffset);
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/**
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* @brief Like the other camOffsetPoint, but with an explicitly passed rotation.
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*/
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mVec3_c camOffsetPoint(dAcObjBase_c *ac, const mVec3_c &localOffset, const mAng3_c &rot);
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/**
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* @brief The inverse of camOffsetPoint
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*/
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mVec3_c camPointToLocal(dAcObjBase_c *ac, const mVec3_c &pos);
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/**
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* @brief The inverse of camOffsetPoint
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*/
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mVec3_c camPointToLocal(dAcObjBase_c *ac, const mVec3_c &pos, const mAng3_c &rot);
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#endif
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