- Move Build interpolation helper inlines into new header file.

* Needed to be in new header to avoid some circular dependencies.
This commit is contained in:
Mitchell Richters 2022-08-28 12:53:31 +10:00 committed by Christoph Oelckers
parent 1a0b8aff69
commit 442d1f3bd3
4 changed files with 83 additions and 53 deletions

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@ -43,7 +43,6 @@
#include "xs_Float.h" // needed for reliably overflowing float->int conversions.
#include "serializer.h"
#include "math/cmath.h"
#include "intvec.h"
class FSerializer;
@ -181,55 +180,3 @@ inline FSerializer &Serialize(FSerializer &arc, const char *key, fixedhoriz &obj
{
return Serialize(arc, key, obj.value, defval ? &defval->value : nullptr);
}
//---------------------------------------------------------------------------
//
// Interpolation functions for use throughout games.
//
//---------------------------------------------------------------------------
inline constexpr int32_t interpolatedvalue(int32_t oval, int32_t val, double const smoothratio, int const scale = 16)
{
return oval + MulScale(val - oval, int(smoothratio), scale);
}
inline constexpr int32_t interpolatedvalue(int32_t oval, int32_t val, int const smoothratio, int const scale = 16)
{
return oval + MulScale(val - oval, smoothratio, scale);
}
inline constexpr double interpolatedvaluef(double oval, double val, double const smoothratio, int const scale = 16)
{
return oval + MulScaleF(val - oval, smoothratio, scale);
}
inline constexpr int32_t interpolatedangle(int32_t oang, int32_t ang, double const smoothratio, int const scale = 16)
{
return oang + MulScale(((ang + 1024 - oang) & 2047) - 1024, int(smoothratio), scale);
}
inline constexpr int32_t interpolatedangle(int32_t oang, int32_t ang, int const smoothratio, int const scale = 16)
{
return oang + MulScale(((ang + 1024 - oang) & 2047) - 1024, smoothratio, scale);
}
inline DAngle interpolatedangle(DAngle oang, DAngle ang, double const smoothratio, int const scale = 16)
{
return oang + (deltaangle(oang, ang) * smoothratio * (1. / (1 << scale)));
}
inline DAngle interpolatedangle(DAngle oang, DAngle ang, int const smoothratio, int const scale = 16)
{
return oang + (deltaangle(oang, ang) * smoothratio * (1. / (1 << scale)));
}
inline constexpr fixedhoriz interpolatedhorizon(fixedhoriz oval, fixedhoriz val, double const smoothratio, int const scale = 16)
{
return q16horiz(oval.asq16() + MulScale((val - oval).asq16(), int(smoothratio), scale));
}
inline constexpr fixedhoriz interpolatedhorizon(fixedhoriz oval, fixedhoriz val, int const smoothratio, int const scale = 16)
{
return q16horiz(oval.asq16() + MulScale((val - oval).asq16(), smoothratio, scale));
}

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@ -4,6 +4,7 @@
#include "maptypes.h"
#include "build.h"
#include "actorinfo.h"
#include "interphelpers.h"
enum
{

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@ -2,6 +2,7 @@
#include "m_fixed.h"
#include "binaryangle.h"
#include "interphelpers.h"
#include "gamecvars.h"
#include "gamestruct.h"
#include "packet.h"

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@ -0,0 +1,81 @@
/*
** interphelpers.h
**
** Interpolation helpers for use throughout Build games.
**
**---------------------------------------------------------------------------
** Copyright 2022 Christoph Oelckers, Mitchell Richters
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#pragma once
inline constexpr int32_t interpolatedvalue(int32_t oval, int32_t val, double const smoothratio, int const scale = 16)
{
return oval + MulScale(val - oval, int(smoothratio), scale);
}
inline constexpr int32_t interpolatedvalue(int32_t oval, int32_t val, int const smoothratio, int const scale = 16)
{
return oval + MulScale(val - oval, smoothratio, scale);
}
inline constexpr double interpolatedvaluef(double oval, double val, double const smoothratio, int const scale = 16)
{
return oval + MulScaleF(val - oval, smoothratio, scale);
}
inline constexpr int32_t interpolatedangle(int32_t oang, int32_t ang, double const smoothratio, int const scale = 16)
{
return oang + MulScale(((ang + 1024 - oang) & 2047) - 1024, int(smoothratio), scale);
}
inline constexpr int32_t interpolatedangle(int32_t oang, int32_t ang, int const smoothratio, int const scale = 16)
{
return oang + MulScale(((ang + 1024 - oang) & 2047) - 1024, smoothratio, scale);
}
inline DAngle interpolatedangle(DAngle oang, DAngle ang, double const smoothratio, int const scale = 16)
{
return oang + (deltaangle(oang, ang) * smoothratio * (1. / (1 << scale)));
}
inline DAngle interpolatedangle(DAngle oang, DAngle ang, int const smoothratio, int const scale = 16)
{
return oang + (deltaangle(oang, ang) * smoothratio * (1. / (1 << scale)));
}
inline constexpr fixedhoriz interpolatedhorizon(fixedhoriz oval, fixedhoriz val, double const smoothratio, int const scale = 16)
{
return q16horiz(oval.asq16() + MulScale((val - oval).asq16(), int(smoothratio), scale));
}
inline constexpr fixedhoriz interpolatedhorizon(fixedhoriz oval, fixedhoriz val, int const smoothratio, int const scale = 16)
{
return q16horiz(oval.asq16() + MulScale((val - oval).asq16(), smoothratio, scale));
}