Examples with TerrainPatch com.jme3.terrain.geomipmap.TerrainPatch used on opensource projects

Example 6 with TerrainPatch

use of com.jme3.terrain.geomipmap.TerrainPatch in project jmonkeyengine by jMonkeyEngine.

the class TerrainQuad method setHeight.

protected void setHeight(List<LocationHeight> locations, boolean overrideHeight) {
    if (children == null)
        return;
    List<LocationHeight> quadLH1 = new ArrayList<LocationHeight>();
    List<LocationHeight> quadLH2 = new ArrayList<LocationHeight>();
    List<LocationHeight> quadLH3 = new ArrayList<LocationHeight>();
    List<LocationHeight> quadLH4 = new ArrayList<LocationHeight>();
    Spatial quad1 = null;
    Spatial quad2 = null;
    Spatial quad3 = null;
    Spatial quad4 = null;
    // get the child quadrants
    for (int i = children.size(); --i >= 0; ) {
        Spatial spat = children.get(i);
        int childQuadrant = 0;
        if (spat instanceof TerrainQuad) {
            childQuadrant = ((TerrainQuad) spat).getQuadrant();
        } else if (spat instanceof TerrainPatch) {
            childQuadrant = ((TerrainPatch) spat).getQuadrant();
        }
        if (childQuadrant == 1)
            quad1 = spat;
        else if (childQuadrant == 2)
            quad2 = spat;
        else if (childQuadrant == 3)
            quad3 = spat;
        else if (childQuadrant == 4)
            quad4 = spat;
    }
    int split = (size + 1) >> 1;
    // distribute each locationHeight into the quadrant it intersects
    for (LocationHeight lh : locations) {
        int quad = findQuadrant(lh.x, lh.z);
        int col = lh.x;
        int row = lh.z;
        if ((quad & 1) != 0) {
            quadLH1.add(lh);
        }
        if ((quad & 2) != 0) {
            row = lh.z - split + 1;
            quadLH2.add(new LocationHeight(lh.x, row, lh.h));
        }
        if ((quad & 4) != 0) {
            col = lh.x - split + 1;
            quadLH3.add(new LocationHeight(col, lh.z, lh.h));
        }
        if ((quad & 8) != 0) {
            col = lh.x - split + 1;
            row = lh.z - split + 1;
            quadLH4.add(new LocationHeight(col, row, lh.h));
        }
    }
    // send the locations to the children
    if (!quadLH1.isEmpty()) {
        if (quad1 instanceof TerrainQuad)
            ((TerrainQuad) quad1).setHeight(quadLH1, overrideHeight);
        else if (quad1 instanceof TerrainPatch)
            ((TerrainPatch) quad1).setHeight(quadLH1, overrideHeight);
    }
    if (!quadLH2.isEmpty()) {
        if (quad2 instanceof TerrainQuad)
            ((TerrainQuad) quad2).setHeight(quadLH2, overrideHeight);
        else if (quad2 instanceof TerrainPatch)
            ((TerrainPatch) quad2).setHeight(quadLH2, overrideHeight);
    }
    if (!quadLH3.isEmpty()) {
        if (quad3 instanceof TerrainQuad)
            ((TerrainQuad) quad3).setHeight(quadLH3, overrideHeight);
        else if (quad3 instanceof TerrainPatch)
            ((TerrainPatch) quad3).setHeight(quadLH3, overrideHeight);
    }
    if (!quadLH4.isEmpty()) {
        if (quad4 instanceof TerrainQuad)
            ((TerrainQuad) quad4).setHeight(quadLH4, overrideHeight);
        else if (quad4 instanceof TerrainPatch)
            ((TerrainPatch) quad4).setHeight(quadLH4, overrideHeight);
    }
}

Example 7 with TerrainPatch

use of com.jme3.terrain.geomipmap.TerrainPatch in project jmonkeyengine by jMonkeyEngine.

the class DistanceLodCalculator method getCenterLocation.

protected Vector3f getCenterLocation(TerrainPatch terrainPatch) {
    Vector3f loc = terrainPatch.getWorldTranslationCached();
    loc.x += terrainPatch.getSize() * terrainPatch.getWorldScaleCached().x / 2;
    loc.z += terrainPatch.getSize() * terrainPatch.getWorldScaleCached().z / 2;
    return loc;
}

Example 8 with TerrainPatch

use of com.jme3.terrain.geomipmap.TerrainPatch in project jmonkeyengine by jMonkeyEngine.

the class CollisionShapeFactory method createCompoundShape.

private static CompoundCollisionShape createCompoundShape(Node realRootNode, Node rootNode, CompoundCollisionShape shape, boolean meshAccurate, boolean dynamic) {
    for (Spatial spatial : rootNode.getChildren()) {
        if (spatial instanceof TerrainQuad) {
            Boolean bool = spatial.getUserData(UserData.JME_PHYSICSIGNORE);
            if (bool != null && bool.booleanValue()) {
                // go to the next child in the loop
                continue;
            }
            TerrainQuad terrain = (TerrainQuad) spatial;
            Transform trans = getTransform(spatial, realRootNode);
            shape.addChildShape(new HeightfieldCollisionShape(terrain.getHeightMap(), trans.getScale()), trans.getTranslation(), trans.getRotation().toRotationMatrix());
        } else if (spatial instanceof Node) {
            createCompoundShape(realRootNode, (Node) spatial, shape, meshAccurate, dynamic);
        } else if (spatial instanceof TerrainPatch) {
            Boolean bool = spatial.getUserData(UserData.JME_PHYSICSIGNORE);
            if (bool != null && bool.booleanValue()) {
                // go to the next child in the loop
                continue;
            }
            TerrainPatch terrain = (TerrainPatch) spatial;
            Transform trans = getTransform(spatial, realRootNode);
            shape.addChildShape(new HeightfieldCollisionShape(terrain.getHeightMap(), terrain.getLocalScale()), trans.getTranslation(), trans.getRotation().toRotationMatrix());
        } else if (spatial instanceof Geometry) {
            Boolean bool = spatial.getUserData(UserData.JME_PHYSICSIGNORE);
            if (bool != null && bool.booleanValue()) {
                // go to the next child in the loop
                continue;
            }
            if (meshAccurate) {
                CollisionShape childShape = dynamic ? createSingleDynamicMeshShape((Geometry) spatial, realRootNode) : createSingleMeshShape((Geometry) spatial, realRootNode);
                if (childShape != null) {
                    Transform trans = getTransform(spatial, realRootNode);
                    shape.addChildShape(childShape, trans.getTranslation(), trans.getRotation().toRotationMatrix());
                }
            } else {
                Transform trans = getTransform(spatial, realRootNode);
                shape.addChildShape(createSingleBoxShape(spatial, realRootNode), trans.getTranslation(), trans.getRotation().toRotationMatrix());
            }
        }
    }
    return shape;
}

Example 9 with TerrainPatch

use of com.jme3.terrain.geomipmap.TerrainPatch in project jmonkeyengine by jMonkeyEngine.

the class TerrainQuad method getHeightmapHeight.

/**
     * This will just get the heightmap value at the supplied point,
     * not an interpolated (actual) height value.
     */
protected float getHeightmapHeight(int x, int z) {
    int quad = findQuadrant(x, z);
    int split = (size + 1) >> 1;
    if (children != null) {
        for (int i = children.size(); --i >= 0; ) {
            Spatial spat = children.get(i);
            int col = x;
            int row = z;
            boolean match = false;
            // get the childs quadrant
            int childQuadrant = 0;
            if (spat instanceof TerrainQuad) {
                childQuadrant = ((TerrainQuad) spat).getQuadrant();
            } else if (spat instanceof TerrainPatch) {
                childQuadrant = ((TerrainPatch) spat).getQuadrant();
            }
            if (childQuadrant == 1 && (quad & 1) != 0) {
                match = true;
            } else if (childQuadrant == 2 && (quad & 2) != 0) {
                row = z - split + 1;
                match = true;
            } else if (childQuadrant == 3 && (quad & 4) != 0) {
                col = x - split + 1;
                match = true;
            } else if (childQuadrant == 4 && (quad & 8) != 0) {
                col = x - split + 1;
                row = z - split + 1;
                match = true;
            }
            if (match) {
                if (spat instanceof TerrainQuad) {
                    return ((TerrainQuad) spat).getHeightmapHeight(col, row);
                } else if (spat instanceof TerrainPatch) {
                    return ((TerrainPatch) spat).getHeightmapHeight(col, row);
                }
            }
        }
    }
    return Float.NaN;
}

Example 10 with TerrainPatch

use of com.jme3.terrain.geomipmap.TerrainPatch in project jmonkeyengine by jMonkeyEngine.

the class TerrainQuad method findPick.

/**
     * Gather the terrain patches that intersect the given ray (toTest).
     * This only tests the bounding boxes
     * @param toTest
     * @param results
     */
public void findPick(Ray toTest, List<TerrainPickData> results) {
    if (getWorldBound() != null) {
        if (getWorldBound().intersects(toTest)) {
            // further checking needed.
            for (int i = 0; i < getQuantity(); i++) {
                if (children.get(i) instanceof TerrainPatch) {
                    TerrainPatch tp = (TerrainPatch) children.get(i);
                    tp.ensurePositiveVolumeBBox();
                    if (tp.getWorldBound().intersects(toTest)) {
                        CollisionResults cr = new CollisionResults();
                        toTest.collideWith(tp.getWorldBound(), cr);
                        if (cr != null && cr.getClosestCollision() != null) {
                            cr.getClosestCollision().getDistance();
                            results.add(new TerrainPickData(tp, cr.getClosestCollision()));
                        }
                    }
                } else if (children.get(i) instanceof TerrainQuad) {
                    ((TerrainQuad) children.get(i)).findPick(toTest, results);
                }
            }
        }
    }
}