AfflictionNetworks/narya
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Modified code that computes object tile bounds to account for new

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overridable image origin.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@828 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2001-12-18 08:38:57 +00:00
parent 4aef9a0d74
commit 2b302cef07
1 changed files with 32 additions and 27 deletions
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src/java/com/threerings/miso/client/util/IsoUtil.java
+32 -27
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@@ -1,5 +1,5 @@
//
// $Id: IsoUtil.java,v 1.16 2001/12/17 03:33:18 mdb Exp $
// $Id: IsoUtil.java,v 1.17 2001/12/18 08:38:57 mdb Exp $
package com.threerings.miso.scene.util;
@@ -53,36 +53,32 @@ public class IsoUtil
public static Polygon getObjectFootprint (
IsoSceneViewModel model, Polygon root, ObjectTile tile)
{
Rectangle bounds = root.getBounds();
int sx = bounds.x - ((tile.getBaseWidth() - 1) * model.tilehwid);
int sy = bounds.y - tile.getHeight() + model.tilehei;
Polygon boundsPoly = new Polygon();
int rx = sx, ry = sy;
Rectangle bounds = root.getBounds();
// right point
rx = sx + tile.getWidth();
ry = bounds.y - ((tile.getBaseHeight() - 2) * model.tilehhei);
boundsPoly.addPoint(rx, ry);
int bwid = tile.getBaseWidth(), bhei = tile.getBaseHeight();
int oox = bounds.x + model.tilehwid, ooy = bounds.y + model.tilehei;
int rx = oox, ry = ooy;
// bottom-middle point
rx = bounds.x + model.tilehwid;
ry = bounds.y + model.tilehei;
// bottom-center point
boundsPoly.addPoint(rx, ry);
// left point
rx = sx;
ry = bounds.y - ((tile.getBaseWidth() - 2) * model.tilehhei);
rx -= bwid * model.tilehwid;
ry -= bwid * model.tilehhei;
boundsPoly.addPoint(rx, ry);
// top-middle point
rx += (tile.getBaseHeight() * model.tilehwid);
ry -= (tile.getBaseHeight() * model.tilehhei);
// top-center point
rx += bhei * model.tilehwid;
ry -= bhei * model.tilehhei;
boundsPoly.addPoint(rx, ry);
// right point
rx = sx + tile.getWidth();
ry = bounds.y - ((tile.getBaseHeight() - 2) * model.tilehhei);
rx += bwid * model.tilehwid;
ry += bwid * model.tilehhei;
boundsPoly.addPoint(rx, ry);
// bottom-center point
boundsPoly.addPoint(rx, ry);
return boundsPoly;
@@ -104,8 +100,18 @@ public class IsoUtil
IsoSceneViewModel model, Polygon root, ObjectTile tile)
{
Rectangle bounds = root.getBounds();
int sx = bounds.x - ((tile.getBaseWidth() - 1) * model.tilehwid);
int sy = bounds.y - tile.getHeight() + model.tilehei;
// if the tile has an origin, use that, otherwise compute the
// origin based on the tile footprint
int tox = tile.getOriginX(), toy = tile.getOriginY();
if (tox == -1 || toy == -1) {
tox = tile.getBaseWidth() * model.tilehwid;
toy = tile.getHeight();
}
float slope = (float)model.tilehei / (float)model.tilewid;
int oox = bounds.x + model.tilehwid, ooy = bounds.y + model.tilehei;
int sx = oox - tox, sy = ooy - toy;
Polygon boundsPoly = new Polygon();
int rx = sx, ry = sy;
@@ -118,17 +124,16 @@ public class IsoUtil
boundsPoly.addPoint(rx, ry);
// bottom-right point
ry = bounds.y - ((tile.getBaseHeight() - 2) * model.tilehhei);
ry = ooy - (int)((rx-oox) * slope);
boundsPoly.addPoint(rx, ry);
// bottom-middle point
rx = bounds.x + model.tilehwid;
ry = bounds.y + model.tilehei;
boundsPoly.addPoint(rx, ry);
boundsPoly.addPoint(bounds.x + model.tilehwid,
bounds.y + model.tilehei);
// bottom-left point
rx = sx;
ry = bounds.y - ((tile.getBaseWidth() - 2) * model.tilehhei);
ry = ooy - (int)(tox * slope);
boundsPoly.addPoint(rx, ry);
// top-left point