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Use java.awt.Point in Cursor class instead of separate x/y lists.

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Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>
This commit is contained in:
Jeffrey Han 2015-09-05 12:46:01 -05:00
parent 97dbb36e43
commit 1b8f85942f
1 changed files with 23 additions and 39 deletions
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62
src/itdelatrisu/opsu/ui/Cursor.java
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@ -26,8 +26,8 @@ import itdelatrisu.opsu.Utils;
import itdelatrisu.opsu.skins.Skin;
import itdelatrisu.opsu.ui.animations.AnimationEquation;
import java.awt.Point;
import java.nio.IntBuffer;
import java.util.Iterator;
import java.util.LinkedList;
import org.lwjgl.BufferUtils;
@ -46,7 +46,7 @@ public class Cursor {
private static org.lwjgl.input.Cursor emptyCursor;
/** Last cursor coordinates. */
private int lastX = -1, lastY = -1;
private Point lastPosition;
/** Cursor rotation angle. */
private float cursorAngle = 0f;
@ -64,7 +64,7 @@ public class Cursor {
private static final float CURSOR_SCALE_TIME = 125;
/** Stores all previous cursor locations to display a trail. */
private LinkedList<Integer> cursorX, cursorY;
private LinkedList<Point> trail = new LinkedList<Point>();
// game-related variables
private static GameContainer container;
@ -94,10 +94,7 @@ public class Cursor {
/**
* Constructor.
*/
public Cursor() {
cursorX = new LinkedList<Integer>();
cursorY = new LinkedList<Integer>();
}
public Cursor() {}
/**
* Draws the cursor.
@ -161,49 +158,39 @@ public class Cursor {
float FPSmod = Math.max(container.getFPS(), 1) / 60f;
if (newStyle) {
// new style: add all points between cursor movements
if (lastX < 0) {
lastX = mouseX;
lastY = mouseY;
if (lastPosition == null) {
lastPosition = new Point(mouseX, mouseY);
return;
}
addCursorPoints(lastX, lastY, mouseX, mouseY);
lastX = mouseX;
lastY = mouseY;
addCursorPoints(lastPosition.x, lastPosition.y, mouseX, mouseY);
lastPosition.move(mouseX, mouseY);
removeCount = (int) (cursorX.size() / (6 * FPSmod)) + 1;
removeCount = (int) (trail.size() / (6 * FPSmod)) + 1;
} else {
// old style: sample one point at a time
cursorX.add(mouseX);
cursorY.add(mouseY);
trail.add(new Point(mouseX, mouseY));
int max = (int) (10 * FPSmod);
if (cursorX.size() > max)
removeCount = cursorX.size() - max;
if (trail.size() > max)
removeCount = trail.size() - max;
}
// remove points from the lists
for (int i = 0; i < removeCount && !cursorX.isEmpty(); i++) {
cursorX.remove();
cursorY.remove();
}
for (int i = 0; i < removeCount && !trail.isEmpty(); i++)
trail.remove();
// draw a fading trail
float alpha = 0f;
float t = 2f / cursorX.size();
float t = 2f / trail.size();
int cursorTrailWidth = cursorTrail.getWidth(), cursorTrailHeight = cursorTrail.getHeight();
float cursorTrailRotation = (skin.isCursorTrailRotated()) ? cursorAngle : 0;
Iterator<Integer> iterX = cursorX.iterator();
Iterator<Integer> iterY = cursorY.iterator();
cursorTrail.startUse();
while (iterX.hasNext()) {
int cx = iterX.next();
int cy = iterY.next();
for (Point p : trail) {
alpha += t;
cursorTrail.setImageColor(1f, 1f, 1f, alpha);
// if (cx != x || cy != y)
cursorTrail.drawEmbedded(
cx - (cursorTrailWidth / 2f), cy - (cursorTrailHeight / 2f),
cursorTrailWidth, cursorTrailHeight, cursorTrailRotation);
cursorTrail.drawEmbedded(
p.x - (cursorTrailWidth / 2f), p.y - (cursorTrailHeight / 2f),
cursorTrailWidth, cursorTrailHeight, cursorTrailRotation);
}
cursorTrail.drawEmbedded(
mouseX - (cursorTrailWidth / 2f), mouseY - (cursorTrailHeight / 2f),
@ -237,8 +224,7 @@ public class Cursor {
if (dy <= dx) {
for (int i = 0; ; i++) {
if (i == k) {
cursorX.add(x1);
cursorY.add(y1);
trail.add(new Point(x1, y1));
i = 0;
}
if (x1 == x2)
@ -253,8 +239,7 @@ public class Cursor {
} else {
for (int i = 0; ; i++) {
if (i == k) {
cursorX.add(x1);
cursorY.add(y1);
trail.add(new Point(x1, y1));
i = 0;
}
if (y1 == y2)
@ -301,9 +286,8 @@ public class Cursor {
* Resets all cursor location data.
*/
public void resetLocations() {
lastX = lastY = -1;
cursorX.clear();
cursorY.clear();
lastPosition = null;
trail.clear();
}
/**