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Updated rounding to use Math.floor + 0.5

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Richard Davey 2024-07-28 14:56:53 +01:00
parent 45db4b91e7
commit a3470a08e5
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2 changed files with 19 additions and 19 deletions
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18
src/cameras/2d/Camera.js
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@ -555,8 +555,8 @@ var Camera = new Class({
if (this.roundPixels)
{
sx = Math.floor(sx);
sy = Math.floor(sy);
sx = Math.floor(sx + 0.5);
sy = Math.floor(sy + 0.5);
}
if (this.useBounds)
@ -569,22 +569,22 @@ var Camera = new Class({
this.scrollX = sx;
this.scrollY = sy;
var midX = Math.floor(sx + halfWidth);
var midY = Math.floor(sy + halfHeight);
var midX = Math.floor((sx + halfWidth) + 0.5);
var midY = Math.floor((sy + halfHeight) + 0.5);
// The center of the camera, in world space, so taking zoom into account
// Basically the pixel value of what it's looking at in the middle of the cam
this.midPoint.set(midX, midY);
var displayWidth = Math.floor(width / zoomX);
var displayHeight = Math.floor(height / zoomY);
var displayWidth = Math.floor((width / zoomX) + 0.5);
var displayHeight = Math.floor((height / zoomY) + 0.5);
var vwx = Math.floor(midX - (displayWidth / 2));
var vwy = Math.floor(midY - (displayHeight / 2));
var vwx = Math.floor((midX - (displayWidth / 2)) + 0.5);
var vwy = Math.floor((midY - (displayHeight / 2)) + 0.5);
this.worldView.setTo(vwx, vwy, displayWidth, displayHeight);
matrix.applyITRS(Math.floor(this.x + originX), Math.floor(this.y + originY), this.rotation, zoomX, zoomY);
matrix.applyITRS(Math.floor(this.x + originX + 0.5), Math.floor(this.y + originY + 0.5), this.rotation, zoomX, zoomY);
matrix.translate(-originX, -originY);

20
src/gameobjects/components/TransformMatrix.js
View file

@ -938,17 +938,17 @@ var TransformMatrix = new Class({
if (roundPixels)
{
quad[0] = Math.floor(x * a + y * c + e);
quad[1] = Math.floor(x * b + y * d + f);
quad[0] = Math.floor((x * a + y * c + e) + 0.5);
quad[1] = Math.floor((x * b + y * d + f) + 0.5);
quad[2] = Math.floor(x * a + yh * c + e);
quad[3] = Math.floor(x * b + yh * d + f);
quad[2] = Math.floor((x * a + yh * c + e) + 0.5);
quad[3] = Math.floor((x * b + yh * d + f) + 0.5);
quad[4] = Math.floor(xw * a + yh * c + e);
quad[5] = Math.floor(xw * b + yh * d + f);
quad[4] = Math.floor((xw * a + yh * c + e) + 0.5);
quad[5] = Math.floor((xw * b + yh * d + f) + 0.5);
quad[6] = Math.floor(xw * a + y * c + e);
quad[7] = Math.floor(xw * b + y * d + f);
quad[6] = Math.floor((xw * a + y * c + e) + 0.5);
quad[7] = Math.floor((xw * b + y * d + f) + 0.5);
}
else
{
@ -1022,7 +1022,7 @@ var TransformMatrix = new Class({
if (round)
{
v = Math.round(v);
v = Math.floor(v + 0.5);
}
return v;
@ -1048,7 +1048,7 @@ var TransformMatrix = new Class({
if (round)
{
v = Math.round(v);
v = Math.floor(v + 0.5);
}
return v;