Sunpy/opsu-dance
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make cursortrail longer and show on small movements

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This commit is contained in:
yugecin 2016-09-27 15:29:38 +02:00
parent 51f5282517
commit 74a9320503
1 changed files with 12 additions and 8 deletions
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20
src/itdelatrisu/opsu/ui/Cursor.java
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@ -94,7 +94,9 @@ public class Cursor {
/**
* Constructor.
*/
public Cursor() {}
public Cursor() {
resetLocations();
}
/**
* Draws the cursor.
@ -158,14 +160,12 @@ public class Cursor {
// TODO: use an image buffer
int removeCount = 0;
float FPSmod = Math.max(container.getFPS(), 1) / 60f;
float FPSmod = Math.max(container.getFPS(), 1) / 30f;
if (newStyle) {
// new style: add all points between cursor movements
if (lastPosition == null) {
lastPosition = new Point(mouseX, mouseY);
return;
if (!addCursorPoints(lastPosition.x, lastPosition.y, mouseX, mouseY)) {
trail.add(new Point(mouseX, mouseY));
}
addCursorPoints(lastPosition.x, lastPosition.y, mouseX, mouseY);
lastPosition.move(mouseX, mouseY);
removeCount = (int) (trail.size() / (6 * FPSmod)) + 1;
@ -212,8 +212,9 @@ public class Cursor {
* Adds all points between (x1, y1) and (x2, y2) to the cursor point lists.
* @author http://rosettacode.org/wiki/Bitmap/Bresenham's_line_algorithm#Java
*/
private void addCursorPoints(int x1, int y1, int x2, int y2) {
private boolean addCursorPoints(int x1, int y1, int x2, int y2) {
// delta of exact value and rounded value of the dependent variable
boolean added = false;
int d = 0;
int dy = Math.abs(y2 - y1);
int dx = Math.abs(x2 - x1);
@ -228,6 +229,7 @@ public class Cursor {
for (int i = 0; ; i++) {
if (i == k) {
trail.add(new Point(x1, y1));
added = true;
i = 0;
}
if (x1 == x2)
@ -243,6 +245,7 @@ public class Cursor {
for (int i = 0; ; i++) {
if (i == k) {
trail.add(new Point(x1, y1));
added = true;
i = 0;
}
if (y1 == y2)
@ -255,6 +258,7 @@ public class Cursor {
}
}
}
return added;
}
/**
@ -289,7 +293,7 @@ public class Cursor {
* Resets all cursor location data.
*/
public void resetLocations() {
lastPosition = null;
lastPosition = new Point(0, 0);
trail.clear();
}