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Merge "Remove usages of FloatMath"

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This commit is contained in:
Neil Fuller
2015-02-12 09:26:47 +00:00
committed by Gerrit Code Review
parent d884c63c10 e573aa9371
commit a8e8cdbb17
8 changed files with 32 additions and 45 deletions
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3
core/java/android/transition/ArcMotion.java
View File

@@ -21,7 +21,6 @@ import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Path;
import android.util.AttributeSet;
import android.util.FloatMath;
/**
* A PathMotion that generates a curved path along an arc on an imaginary circle containing
@@ -257,7 +256,7 @@ public class ArcMotion extends PathMotion {
}
if (newArcDistance2 != 0) {
float ratio2 = newArcDistance2 / arcDist2;
float ratio = FloatMath.sqrt(ratio2);
float ratio = (float) Math.sqrt(ratio2);
ex = dx + (ratio * (ex - dx));
ey = dy + (ratio * (ey - dy));
}

15
core/java/android/transition/CircularPropagation.java
View File

@@ -16,7 +16,6 @@
package android.transition;
import android.graphics.Rect;
import android.util.FloatMath;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
@@ -87,9 +86,9 @@ public class CircularPropagation extends VisibilityPropagation {
epicenterY = Math.round(loc[1] + (sceneRoot.getHeight() / 2)
+ sceneRoot.getTranslationY());
}
float distance = distance(viewCenterX, viewCenterY, epicenterX, epicenterY);
float maxDistance = distance(0, 0, sceneRoot.getWidth(), sceneRoot.getHeight());
float distanceFraction = distance/maxDistance;
double distance = distance(viewCenterX, viewCenterY, epicenterX, epicenterY);
double maxDistance = distance(0, 0, sceneRoot.getWidth(), sceneRoot.getHeight());
double distanceFraction = distance/maxDistance;
long duration = transition.getDuration();
if (duration < 0) {
@@ -99,9 +98,9 @@ public class CircularPropagation extends VisibilityPropagation {
return Math.round(duration * directionMultiplier / mPropagationSpeed * distanceFraction);
}
private static float distance(float x1, float y1, float x2, float y2) {
float x = x2 - x1;
float y = y2 - y1;
return FloatMath.sqrt((x * x) + (y * y));
private static double distance(float x1, float y1, float x2, float y2) {
double x = x2 - x1;
double y = y2 - y1;
return Math.hypot(x, y);
}
}

24
core/java/android/transition/Explode.java
View File

@@ -22,7 +22,6 @@ import android.animation.TimeInterpolator;
import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.util.FloatMath;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AccelerateInterpolator;
@@ -143,32 +142,29 @@ public class Explode extends Visibility {
int centerX = bounds.centerX();
int centerY = bounds.centerY();
float xVector = centerX - focalX;
float yVector = centerY - focalY;
double xVector = centerX - focalX;
double yVector = centerY - focalY;
if (xVector == 0 && yVector == 0) {
// Random direction when View is centered on focal View.
xVector = (float) (Math.random() * 2) - 1;
yVector = (float) (Math.random() * 2) - 1;
xVector = (Math.random() * 2) - 1;
yVector = (Math.random() * 2) - 1;
}
float vectorSize = calculateDistance(xVector, yVector);
double vectorSize = Math.hypot(xVector, yVector);
xVector /= vectorSize;
yVector /= vectorSize;
float maxDistance =
double maxDistance =
calculateMaxDistance(sceneRoot, focalX - sceneRootX, focalY - sceneRootY);
outVector[0] = Math.round(maxDistance * xVector);
outVector[1] = Math.round(maxDistance * yVector);
outVector[0] = (int) Math.round(maxDistance * xVector);
outVector[1] = (int) Math.round(maxDistance * yVector);
}
private static float calculateMaxDistance(View sceneRoot, int focalX, int focalY) {
private static double calculateMaxDistance(View sceneRoot, int focalX, int focalY) {
int maxX = Math.max(focalX, sceneRoot.getWidth() - focalX);
int maxY = Math.max(focalY, sceneRoot.getHeight() - focalY);
return calculateDistance(maxX, maxY);
return Math.hypot(maxX, maxY);
}
private static float calculateDistance(float x, float y) {
return FloatMath.sqrt((x * x) + (y * y));
}
}

12
core/java/android/transition/PatternPathMotion.java
View File

@@ -23,7 +23,6 @@ import android.graphics.Matrix;
import android.graphics.Path;
import android.graphics.PathMeasure;
import android.util.AttributeSet;
import android.util.FloatMath;
import android.util.PathParser;
/**
@@ -119,7 +118,7 @@ public class PatternPathMotion extends PathMotion {
mTempMatrix.setTranslate(-startX, -startY);
float dx = endX - startX;
float dy = endY - startY;
float distance = distance(dx, dy);
float distance = (float) Math.hypot(dx, dy);
float scale = 1 / distance;
mTempMatrix.postScale(scale, scale);
double angle = Math.atan2(dy, dx);
@@ -130,9 +129,9 @@ public class PatternPathMotion extends PathMotion {
@Override
public Path getPath(float startX, float startY, float endX, float endY) {
float dx = endX - startX;
float dy = endY - startY;
float length = distance(dx, dy);
double dx = endX - startX;
double dy = endY - startY;
float length = (float) Math.hypot(dx, dy);
double angle = Math.atan2(dy, dx);
mTempMatrix.setScale(length, length);
@@ -143,7 +142,4 @@ public class PatternPathMotion extends PathMotion {
return path;
}
private static float distance(float x, float y) {
return FloatMath.sqrt((x * x) + (y * y));
}
}

1
core/java/android/transition/SidePropagation.java
View File

@@ -16,7 +16,6 @@
package android.transition;
import android.graphics.Rect;
import android.util.FloatMath;
import android.util.Log;
import android.view.Gravity;
import android.view.View;

2
core/java/android/util/Spline.java
View File

@@ -165,7 +165,7 @@ public abstract class Spline {
throw new IllegalArgumentException("The control points must have "
+ "monotonic Y values.");
}
float h = FloatMath.hypot(a, b);
float h = (float) Math.hypot(a, b);
if (h > 9f) {
float t = 3f / h;
m[i] = t * a * d[i];

5
core/java/android/widget/EdgeEffect.java
View File

@@ -24,7 +24,6 @@ import android.graphics.Rect;
import android.content.Context;
import android.graphics.Canvas;
import android.util.FloatMath;
import android.view.animation.AnimationUtils;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
@@ -220,8 +219,8 @@ public class EdgeEffect {
if (mPullDistance == 0) {
mGlowScaleY = mGlowScaleYStart = 0;
} else {
final float scale = Math.max(0, 1 - 1 /
FloatMath.sqrt(Math.abs(mPullDistance) * mBounds.height()) - 0.3f) / 0.7f;
final float scale = (float) (Math.max(0, 1 - 1 /
Math.sqrt(Math.abs(mPullDistance) * mBounds.height()) - 0.3d) / 0.7d);
mGlowScaleY = mGlowScaleYStart = scale;
}

15
services/core/java/com/android/server/display/ColorFade.java
View File

@@ -37,7 +37,6 @@ import android.opengl.EGLDisplay;
import android.opengl.EGLSurface;
import android.opengl.GLES20;
import android.opengl.GLES11Ext;
import android.util.FloatMath;
import android.util.Slog;
import android.view.DisplayInfo;
import android.view.Surface.OutOfResourcesException;
@@ -372,13 +371,13 @@ final class ColorFade {
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
// Draw the frame.
float one_minus_level = 1 - level;
float cos = FloatMath.cos((float)Math.PI * one_minus_level);
float sign = cos < 0 ? -1 : 1;
float opacity = -FloatMath.pow(one_minus_level, 2) + 1;
float saturation = FloatMath.pow(level, 4);
float scale = (-FloatMath.pow(one_minus_level, 2) + 1) * 0.1f + 0.9f;
float gamma = (0.5f * sign * FloatMath.pow(cos, 2) + 0.5f) * 0.9f + 0.1f;
double one_minus_level = 1 - level;
double cos = Math.cos(Math.PI * one_minus_level);
double sign = cos < 0 ? -1 : 1;
float opacity = (float) -Math.pow(one_minus_level, 2) + 1;
float saturation = (float) Math.pow(level, 4);
float scale = (float) ((-Math.pow(one_minus_level, 2) + 1) * 0.1d + 0.9d);
float gamma = (float) ((0.5d * sign * Math.pow(cos, 2) + 0.5d) * 0.9d + 0.1d);
drawFaded(opacity, 1.f / gamma, saturation, scale);
if (checkGlErrors("drawFrame")) {
return false;