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Terrain tools can snap to 4 axis angles now. Paths thanks @Shirkit

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9846 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
bre..om 2012-10-07 04:42:41 +00:00
parent bc544adb40
commit c23685b298
1 changed files with 33 additions and 16 deletions
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47
sdk/jme3-terrain-editor/src/com/jme3/gde/terraineditor/tools/TerrainTool.java
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@ -46,6 +46,8 @@ import com.jme3.scene.VertexBuffer;
import com.jme3.scene.shape.Box;
import com.jme3.scene.shape.Sphere;
import com.jme3.util.IntMap.Entry;
import java.util.HashMap;
import java.util.Map;
import org.openide.loaders.DataObject;
/**
@ -53,10 +55,21 @@ import org.openide.loaders.DataObject;
* It has a primary and secondary action, activated from left and right mouse button respectively.
* It will also attach tool geometries to the scene so the user can see where they are editing.
*
* @author Brent Owens
* @author Brent Owens, Shirkit
*/
public abstract class TerrainTool {
private static final Vector3f[] axisVectors = {
Vector3f.UNIT_X,
Vector3f.UNIT_Z,
Vector3f.UNIT_X.negate(),
Vector3f.UNIT_Z.negate(),
Vector3f.UNIT_X.add(Vector3f.UNIT_Z).normalize(),
Vector3f.UNIT_X.add(Vector3f.UNIT_Z.negate()).normalize(),
Vector3f.UNIT_X.negate().addLocal(Vector3f.UNIT_Z.negate()).normalize(),
Vector3f.UNIT_X.negate().addLocal(Vector3f.UNIT_Z).normalize()
};
protected AssetManager manager;
protected Geometry markerPrimary;
protected Geometry markerSecondary;
@ -67,6 +80,7 @@ public abstract class TerrainTool {
private Vector3f startPress;
private Vector3f axis;
private Meshes mesh;
private final Map<Vector3f, Float> cachedMap = new HashMap<Vector3f, Float>(); // caching only
public static enum Meshes {
Box, Sphere
@ -75,6 +89,11 @@ public abstract class TerrainTool {
// the key to load the tool hint text from the resource bundle
protected String toolHintTextKey = "TerrainEditorTopComponent.toolHint.default";
public TerrainTool() {
for (Vector3f v : axisVectors)
cachedMap.put(v, Float.MAX_VALUE);
}
/**
* The tool was selected, start showing the marker.
* @param manager
@ -138,25 +157,23 @@ public abstract class TerrainTool {
startPress = newLoc.clone(); // the user just started presseing
else {
Vector3f sub = newLoc.subtract(startPress);
if (axis == null) {
if (axis == null && newLoc.distance(startPress) > 3f) {
// grab the axis that the user is moving
Vector3f closest = Vector3f.UNIT_X;
float dist = sub.distance(closest);
float ddist;
if ((ddist = sub.distance(Vector3f.UNIT_Z)) < dist) {
closest = Vector3f.UNIT_Z;
dist = ddist;
for (Vector3f v : cachedMap.keySet()) {
cachedMap.put(v, sub.distance(v));
}
if ((ddist = sub.distance(Vector3f.UNIT_Z.negate())) < dist) {
closest = Vector3f.UNIT_Z;
dist = ddist;
Vector3f closest = null;
float dist = Float.MAX_VALUE;
for (Map.Entry<Vector3f,Float> entry : cachedMap.entrySet()) {
if (entry.getValue() < dist) {
dist = entry.getValue();
closest = entry.getKey();
}
if (sub.distance(Vector3f.UNIT_X.negate()) < dist) {
closest = Vector3f.UNIT_X;
}
axis = closest;
axis = closest.clone();
}
markerPrimary.setLocalTranslation(sub.mult(axis).add(startPress)); // move the marker in straight line
if (axis != null)
markerPrimary.setLocalTranslation(startPress.add(sub.project(axis))); // move the marker in straight line
}
}
}