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Modified scene interface so that tiles are requested directly so that we

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can implement "virtual" scenes which return tiles infinitely in all
directions in anticipation of supporting scrolling.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1007 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2002-02-17 08:01:15 +00:00
parent 1bd4668067
commit 42261772a5
4 changed files with 75 additions and 64 deletions
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src/java/com/threerings/miso/client/IsoSceneView.java
+42 -27
View File
@@ -1,5 +1,5 @@
//
// $Id: IsoSceneView.java,v 1.94 2002/02/17 07:30:45 mdb Exp $
// $Id: IsoSceneView.java,v 1.95 2002/02/17 08:01:15 mdb Exp $
package com.threerings.miso.scene;
@@ -27,15 +27,12 @@ import com.threerings.media.sprite.Path;
import com.threerings.media.sprite.SpriteManager;
import com.threerings.media.tile.ObjectTile;
import com.threerings.media.tile.ObjectTileLayer;
import com.threerings.media.tile.Tile;
import com.threerings.media.tile.TileLayer;
import com.threerings.miso.Log;
import com.threerings.miso.scene.DirtyItemList.DirtyItem;
import com.threerings.miso.scene.util.AStarPathUtil;
import com.threerings.miso.scene.util.IsoUtil;
import com.threerings.miso.tile.BaseTileLayer;
/**
* The iso scene view provides an isometric view of a particular
@@ -301,22 +298,19 @@ public class IsoSceneView implements SceneView
*/
protected void renderTiles (Graphics2D gfx)
{
BaseTileLayer base = _scene.getBaseLayer();
TileLayer fringe = _scene.getFringeLayer();
// render the base and fringe layers
for (int yy = 0; yy < base.getHeight(); yy++) {
for (int xx = 0; xx < base.getWidth(); xx++) {
for (int yy = 0; yy < _model.scenehei; yy++) {
for (int xx = 0; xx < _model.scenewid; xx++) {
if (!_dirty[xx][yy]) {
continue;
}
// draw the base and fringe tile images
Tile tile;
if ((tile = base.getTile(xx, yy)) != null) {
if ((tile = _scene.getBaseTile(xx, yy)) != null) {
tile.paint(gfx, getTilePoly(xx, yy));
}
if ((tile = fringe.getTile(xx, yy)) != null) {
if ((tile = _scene.getFringeTile(xx, yy)) != null) {
tile.paint(gfx, getTilePoly(xx, yy));
}
@@ -367,24 +361,45 @@ public class IsoSceneView implements SceneView
_objects.clear();
// generate metric records for all objects
ObjectTileLayer tiles = _scene.getObjectLayer();
for (int yy = 0; yy < tiles.getHeight(); yy++) {
for (int xx = 0; xx < tiles.getWidth(); xx++) {
ObjectTile tile = tiles.getTile(xx, yy);
if (tile == null) {
continue;
for (int yy = 0; yy < _model.scenehei; yy++) {
for (int xx = 0; xx < _model.scenewid; xx++) {
ObjectTile tile = _scene.getObjectTile(xx, yy);
if (tile != null) {
generateObjectMetrics(tile, xx, yy);
}
}
}
}
// create a metrics record for this object
ObjectMetrics metrics = new ObjectMetrics();
metrics.tile = tile;
metrics.x = xx;
metrics.y = yy;
metrics.bounds = IsoUtil.getObjectBounds(
_model, getTilePoly(xx, yy), tile);
/**
* Generates object tile metrics for the supplied object tile and adds
* them to the list.
*/
protected void generateObjectMetrics (ObjectTile tile, int x, int y)
{
// create a metrics record for this object
ObjectMetrics metrics = new ObjectMetrics();
metrics.tile = tile;
metrics.x = x;
metrics.y = y;
metrics.bounds = IsoUtil.getObjectBounds(
_model, getTilePoly(x, y), tile);
// and add it to the list
_objects.add(metrics);
// and add it to the list
_objects.add(metrics);
}
/**
* Clears out the object metrics for the object at the specified tile
* coordinates.
*/
protected void clearObjectMetrics (int x, int y)
{
for (int i = 0; i < _objects.size(); i++) {
ObjectMetrics metrics = (ObjectMetrics)_objects.get(i);
if (metrics.x == x && metrics.y == y) {
_objects.remove(i);
return;
}
}
}
@@ -661,7 +676,7 @@ public class IsoSceneView implements SceneView
// get a reasonable tile path through the scene
List points = AStarPathUtil.getPath(
_scene.getBaseLayer(), _model.scenewid, _model.scenehei,
_scene, _model.scenewid, _model.scenehei,
sprite, sprite.getTileX(), sprite.getTileY(), dest.x, dest.y);
// construct a path object to guide the sprite on its merry way