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Use std::sin/std::cos, clarify floating point types, update comment

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This commit is contained in:
Sam Hellawell 2024-07-19 01:29:15 +01:00
parent 380d357d02
commit ecb5616b36
1 changed files with 21 additions and 21 deletions
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42
apps/openmw/mwrender/animblendcontroller.cpp
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@ -23,23 +23,23 @@ namespace MWRender
float sineOut(float x)
{
return sin((x * osg::PIf) / 2);
return std::sin((x * osg::PIf) / 2.f);
}
float sineIn(float x)
{
return 1 - cos((x * osg::PIf) / 2);
return 1.f - std::cos((x * osg::PIf) / 2.f);
}
float sineInOut(float x)
{
return -(cos(osg::PIf * x) - 1) / 2;
return -(std::cos(osg::PIf * x) - 1.f) / 2.f;
}
float cubicOut(float t)
{
float t1 = 1 - t;
return 1 - (t1 * t1 * t1); // (1-t)^3
float t1 = 1.f - t;
return 1.f - (t1 * t1 * t1); // (1-t)^3
}
float cubicIn(float x)
@ -49,21 +49,21 @@ namespace MWRender
float cubicInOut(float x)
{
if (x < 0.5)
if (x < 0.5f)
{
return 4 * x * x * x; // 4x^3
return 4.f * x * x * x; // 4x^3
}
else
{
float x2 = -2 * x + 2;
return 1 - (x2 * x2 * x2) / 2; // (1 - (-2x + 2)^3)/2
float x2 = -2.f * x + 2.f;
return 1.f - (x2 * x2 * x2) / 2.f; // (1 - (-2x + 2)^3)/2
}
}
float quartOut(float t)
{
float t1 = 1 - t;
return 1 - (t1 * t1 * t1 * t1); // (1-t)^4
float t1 = 1.f - t;
return 1.f - (t1 * t1 * t1 * t1); // (1-t)^4
}
float quartIn(float t)
@ -73,14 +73,14 @@ namespace MWRender
float quartInOut(float x)
{
if (x < 0.5)
if (x < 0.5f)
{
return 8 * x * x * x * x; // 8x^4
return 8.f * x * x * x * x; // 8x^4
}
else
{
float x2 = -2 * x + 2;
return 1 - (x2 * x2 * x2 * x2) / 2; // 1 - ((-2x + 2)^4)/2
float x2 = -2.f * x + 2.f;
return 1.f - (x2 * x2 * x2 * x2) / 2.f; // 1 - ((-2x + 2)^4)/2
}
}
@ -89,27 +89,27 @@ namespace MWRender
// Higher lambda = lower swing amplitude. 1 = 150% swing amplitude.
// w is the frequency of oscillation in the easing func, controls the amount of overswing
const float w = 1.5f * osg::PIf; // 4.71238
return 1 - expf(-lambda * x) * cos(w * x);
return 1.f - expf(-lambda * x) * std::cos(w * x);
}
float springOutWeak(float x)
{
return springOutGeneric(x, 4);
return springOutGeneric(x, 4.f);
}
float springOutMed(float x)
{
return springOutGeneric(x, 3);
return springOutGeneric(x, 3.f);
}
float springOutStrong(float x)
{
return springOutGeneric(x, 2);
return springOutGeneric(x, 2.f);
}
float springOutTooMuch(float x)
{
return springOutGeneric(x, 1);
return springOutGeneric(x, 1.f);
}
const std::unordered_map<std::string, EasingFn> easingsMap = {
@ -231,7 +231,7 @@ namespace MWRender
if (!mInterpActive)
return;
// Shouldnt happen, but potentially an edge case where a new bone was added
// Shouldn't happen, but potentially an edge case where a new bone was added
// between gatherRecursiveBoneTransforms and this update
// currently OpenMW will never do this
assert(mBlendBoneTransforms.find(bone) != mBlendBoneTransforms.end());