summaryrefslogtreecommitdiff
path: root/scene/animation/tween_interpolaters.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'scene/animation/tween_interpolaters.cpp')
-rw-r--r--scene/animation/tween_interpolaters.cpp450
1 files changed, 186 insertions, 264 deletions
diff --git a/scene/animation/tween_interpolaters.cpp b/scene/animation/tween_interpolaters.cpp
index 25a27252f5..ef55b63edd 100644
--- a/scene/animation/tween_interpolaters.cpp
+++ b/scene/animation/tween_interpolaters.cpp
@@ -34,355 +34,278 @@ const real_t pi = 3.1415926535898;
// linear
///////////////////////////////////////////////////////////////////////////
namespace linear {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * t / d + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c * t / d + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- return c * t / d + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ return c * t / d + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- return c * t / d + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ return c * t / d + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * t / d + b;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return c * t / d + b;
+}
};
///////////////////////////////////////////////////////////////////////////
// sine
///////////////////////////////////////////////////////////////////////////
namespace sine {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return -c * cos(t / d * (pi / 2)) + c + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return -c * cos(t / d * (pi / 2)) + c + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- return c * sin(t / d * (pi / 2)) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ return c * sin(t / d * (pi / 2)) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- return -c / 2 * (cos(pi * t / d) - 1) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ return -c / 2 * (cos(pi * t / d) - 1) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// quint
///////////////////////////////////////////////////////////////////////////
namespace quint {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * pow(t / d, 5) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c * pow(t / d, 5) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- return c * (pow(t / d - 1, 5) + 1) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ return c * (pow(t / d - 1, 5) + 1) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- t = t / d * 2;
- if (t < 1) return c / 2 * pow(t, 5) + b;
- return c / 2 * (pow(t - 2, 5) + 2) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ t = t / d * 2;
+ if (t < 1) return c / 2 * pow(t, 5) + b;
+ return c / 2 * (pow(t - 2, 5) + 2) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// quart
///////////////////////////////////////////////////////////////////////////
namespace quart {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * pow(t / d, 4) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c * pow(t / d, 4) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- return -c * (pow(t / d - 1, 4) - 1) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ return -c * (pow(t / d - 1, 4) - 1) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- t = t / d * 2;
- if (t < 1) return c / 2 * pow(t, 4) + b;
- return -c / 2 * (pow(t - 2, 4) - 2) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ t = t / d * 2;
+ if (t < 1) return c / 2 * pow(t, 4) + b;
+ return -c / 2 * (pow(t - 2, 4) - 2) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// quad
///////////////////////////////////////////////////////////////////////////
namespace quad {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * pow(t / d, 2) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c * pow(t / d, 2) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- t = t / d;
- return -c * t * (t - 2) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ t = t / d;
+ return -c * t * (t - 2) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- t = t / d * 2;
- if (t < 1) return c / 2 * pow(t, 2) + b;
- return -c / 2 * ((t - 1) * (t - 3) - 1) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ t = t / d * 2;
+ if (t < 1) return c / 2 * pow(t, 2) + b;
+ return -c / 2 * ((t - 1) * (t - 3) - 1) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// expo
///////////////////////////////////////////////////////////////////////////
namespace expo {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == 0) return b;
- return c * pow(2, 10 * (t / d - 1)) + b - c * 0.001;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ if (t == 0) return b;
+ return c * pow(2, 10 * (t / d - 1)) + b - c * 0.001;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == d) return b + c;
- return c * 1.001 * (-pow(2, -10 * t / d) + 1) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ if (t == d) return b + c;
+ return c * 1.001 * (-pow(2, -10 * t / d) + 1) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == 0) return b;
- if (t == d) return b + c;
- t = t / d * 2;
- if (t < 1) return c / 2 * pow(2, 10 * (t - 1)) + b - c * 0.0005;
- return c / 2 * 1.0005 * (-pow(2, -10 * (t - 1)) + 2) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ if (t == 0) return b;
+ if (t == d) return b + c;
+ t = t / d * 2;
+ if (t < 1) return c / 2 * pow(2, 10 * (t - 1)) + b - c * 0.0005;
+ return c / 2 * 1.0005 * (-pow(2, -10 * (t - 1)) + 2) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// elastic
///////////////////////////////////////////////////////////////////////////
namespace elastic {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == 0) return b;
- if ((t /= d) == 1) return b + c;
- float p = d * 0.3f;
- float a = c;
- float s = p / 4;
- float postFix = a * pow(2,10 * (t -= 1)); // this is a fix, again, with post-increment operators
- return -(postFix * sin((t * d - s) * (2 * pi) / p )) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ if (t == 0) return b;
+ if ((t /= d) == 1) return b + c;
+ float p = d * 0.3f;
+ float a = c;
+ float s = p / 4;
+ float postFix = a * pow(2, 10 * (t -= 1)); // this is a fix, again, with post-increment operators
+ return -(postFix * sin((t * d - s) * (2 * pi) / p)) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == 0) return b;
- if ((t /= d) == 1) return b + c;
- float p = d * 0.3f;
- float a = c;
- float s = p / 4;
- return (a * pow(2, -10 * t) * sin((t * d - s) * (2 * pi) / p ) + c + b);
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ if (t == 0) return b;
+ if ((t /= d) == 1) return b + c;
+ float p = d * 0.3f;
+ float a = c;
+ float s = p / 4;
+ return (a * pow(2, -10 * t) * sin((t * d - s) * (2 * pi) / p) + c + b);
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- if (t == 0) return b;
- if ((t /= d / 2) == 2) return b + c;
- float p = d * (0.3f * 1.5f);
- float a = c;
- float s = p / 4;
-
- if (t < 1) {
- float postFix = a * pow(2, 10 * (t -= 1)); // postIncrement is evil
- return -0.5f * (postFix * sin((t * d - s) * (2 * pi) / p)) + b;
- }
- float postFix = a * pow(2, -10 * (t -= 1)); // postIncrement is evil
- return postFix * sin((t * d - s) * (2 * pi) / p ) * 0.5f + c + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ if (t == 0) return b;
+ if ((t /= d / 2) == 2) return b + c;
+ float p = d * (0.3f * 1.5f);
+ float a = c;
+ float s = p / 4;
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
+ if (t < 1) {
+ float postFix = a * pow(2, 10 * (t -= 1)); // postIncrement is evil
+ return -0.5f * (postFix * sin((t * d - s) * (2 * pi) / p)) + b;
}
+ float postFix = a * pow(2, -10 * (t -= 1)); // postIncrement is evil
+ return postFix * sin((t * d - s) * (2 * pi) / p) * 0.5f + c + b;
+}
+
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// cubic
///////////////////////////////////////////////////////////////////////////
namespace cubic {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c * (t /= d) * t * t + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c * (t /= d) * t * t + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- t = t / d - 1;
- return c * (t * t * t + 1) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ t = t / d - 1;
+ return c * (t * t * t + 1) + b;
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- if ((t /= d / 2) < 1) return c / 2 * t * t * t + b;
- return c / 2 * ((t -= 2) * t * t + 2) + b;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ if ((t /= d / 2) < 1) return c / 2 * t * t * t + b;
+ return c / 2 * ((t -= 2) * t * t + 2) + b;
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// circ
///////////////////////////////////////////////////////////////////////////
namespace circ {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return -c * (sqrt(1 - (t /= d) * t) - 1) + b; // TODO: ehrich: operation with t is undefined
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return -c * (sqrt(1 - (t /= d) * t) - 1) + b; // TODO: ehrich: operation with t is undefined
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- return c * sqrt(1 - (t = t / d - 1) * t) + b; // TODO: ehrich: operation with t is undefined
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ return c * sqrt(1 - (t = t / d - 1) * t) + b; // TODO: ehrich: operation with t is undefined
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- if ((t /= d / 2) < 1) return -c / 2 * (sqrt(1 - t * t) - 1) + b;
- return c / 2 * (sqrt(1 - t * (t -= 2)) + 1) + b; // TODO: ehrich: operation with t is undefined
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ if ((t /= d / 2) < 1) return -c / 2 * (sqrt(1 - t * t) - 1) + b;
+ return c / 2 * (sqrt(1 - t * (t -= 2)) + 1) + b; // TODO: ehrich: operation with t is undefined
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// bounce
///////////////////////////////////////////////////////////////////////////
namespace bounce {
- static real_t out(real_t t, real_t b, real_t c, real_t d);
+static real_t out(real_t t, real_t b, real_t c, real_t d);
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- return c - out(d - t, 0, c, d) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ return c - out(d - t, 0, c, d) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- if ((t /= d) < (1 / 2.75f)) {
- return c*(7.5625f*t*t) + b;
- } else if (t < (2/2.75f)) {
- float postFix = t-=(1.5f/2.75f);
- return c*(7.5625f*(postFix)*t + .75f) + b;
- } else if (t < (2.5/2.75)) {
- float postFix = t-=(2.25f/2.75f);
- return c*(7.5625f*(postFix)*t + .9375f) + b;
- } else {
- float postFix = t-=(2.625f/2.75f);
- return c*(7.5625f*(postFix)*t + .984375f) + b;
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ if ((t /= d) < (1 / 2.75f)) {
+ return c * (7.5625f * t * t) + b;
+ } else if (t < (2 / 2.75f)) {
+ float postFix = t -= (1.5f / 2.75f);
+ return c * (7.5625f * (postFix)*t + .75f) + b;
+ } else if (t < (2.5 / 2.75)) {
+ float postFix = t -= (2.25f / 2.75f);
+ return c * (7.5625f * (postFix)*t + .9375f) + b;
+ } else {
+ float postFix = t -= (2.625f / 2.75f);
+ return c * (7.5625f * (postFix)*t + .984375f) + b;
}
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? in(t * 2, b, c / 2, d)
- : out((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? in(t * 2, b, c / 2, d) : out((t * 2) - d, b + c / 2, c / 2, d);
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
///////////////////////////////////////////////////////////////////////////
// back
///////////////////////////////////////////////////////////////////////////
namespace back {
- static real_t in(real_t t, real_t b, real_t c, real_t d)
- {
- float s = 1.70158f;
- float postFix = t /= d;
- return c * (postFix) * t * ((s + 1) * t - s) + b;
- }
+static real_t in(real_t t, real_t b, real_t c, real_t d) {
+ float s = 1.70158f;
+ float postFix = t /= d;
+ return c * (postFix)*t * ((s + 1) * t - s) + b;
+}
- static real_t out(real_t t, real_t b, real_t c, real_t d)
- {
- float s = 1.70158f;
- return c * ((t = t / d- 1) * t * ((s + 1) * t + s) + 1) + b; // TODO: ehrich: operation with t is undefined
- }
+static real_t out(real_t t, real_t b, real_t c, real_t d) {
+ float s = 1.70158f;
+ return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b; // TODO: ehrich: operation with t is undefined
+}
- static real_t in_out(real_t t, real_t b, real_t c, real_t d)
- {
- float s = 1.70158f;
- if ((t /= d / 2) < 1) return c / 2 * (t * t * (((s *= (1.525f)) + 1) * t - s)) + b; // TODO: ehrich: operation with s is undefined
- float postFix = t -= 2;
- return c / 2 * ((postFix) * t * (((s *= (1.525f)) + 1) * t + s) + 2) + b; // TODO: ehrich: operation with s is undefined
- }
+static real_t in_out(real_t t, real_t b, real_t c, real_t d) {
+ float s = 1.70158f;
+ if ((t /= d / 2) < 1) return c / 2 * (t * t * (((s *= (1.525f)) + 1) * t - s)) + b; // TODO: ehrich: operation with s is undefined
+ float postFix = t -= 2;
+ return c / 2 * ((postFix)*t * (((s *= (1.525f)) + 1) * t + s) + 2) + b; // TODO: ehrich: operation with s is undefined
+}
- static real_t out_in(real_t t, real_t b, real_t c, real_t d)
- {
- return (t < d / 2)
- ? out(t * 2, b, c / 2, d)
- : in((t * 2) - d, b + c / 2, c / 2, d)
- ;
- }
+static real_t out_in(real_t t, real_t b, real_t c, real_t d) {
+ return (t < d / 2) ? out(t * 2, b, c / 2, d) : in((t * 2) - d, b + c / 2, c / 2, d);
+}
};
Tween::interpolater Tween::interpolaters[Tween::TRANS_COUNT][Tween::EASE_COUNT] = {
@@ -405,4 +328,3 @@ real_t Tween::_run_equation(TransitionType p_trans_type, EaseType p_ease_type, r
ERR_FAIL_COND_V(cb == NULL, b);
return cb(t, b, c, d);
}
-
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-05 10:28:17 +0000