Java Code Examples for com.jme3.material.Material#getParam()

/**
 * Get a diffuse texture of the level.
 *
 * @param layer the layer.
 * @return the diffuse texture or null.
 */
@FromAnyThread
public @Nullable Texture getDiffuse(final int layer) {

    final Function<Integer, String> layerToDiffuseName = getLayerToDiffuseName();
    if (layerToDiffuseName == null) {
        return null;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final MatParam matParam = material.getParam(layerToDiffuseName.apply(layer));

    if (matParam == null || matParam.getValue() == null) {
        return null;
    }

    return (Texture) matParam.getValue();
}
 

@JmeThread
private void updateTexture(@Nullable final Texture texture, @NotNull final String paramName,
                           @NotNull final Geometry geometry) {

    final Material material = geometry.getMaterial();
    final MatParam matParam = material.getParam(paramName);
    if (matParam == null && texture == null) {
        return;
    }

    if (texture == null) {
        material.clearParam(matParam.getName());
    } else {
        material.setTexture(paramName, texture);
    }
}
 

/**
 * Get a diffuse normal of the level.
 *
 * @param layer the layer.
 * @return the normal texture or null.
 */
@FromAnyThread
public @Nullable Texture getNormal(final int layer) {

    final Function<Integer, String> layerToNormalName = getLayerToNormalName();
    if (layerToNormalName == null) {
        return null;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final MatParam matParam = material.getParam(layerToNormalName.apply(layer));

    if (matParam == null || matParam.getValue() == null) {
        return null;
    }

    return (Texture) matParam.getValue();
}
 

/**
 * Get a alpha texture of the level.
 *
 * @param layer the layer.
 * @return the alpha texture or null.
 */
@FromAnyThread
public @Nullable Texture getAlpha(final int layer) {

    final Function<Integer, String> layerToAlphaName = getLayerToAlphaName();
    if (layerToAlphaName == null) {
        return null;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final MatParam matParam = material.getParam(layerToAlphaName.apply(layer));

    if (matParam == null || matParam.getValue() == null) {
        return null;
    }

    return (Texture) matParam.getValue();
}
 

/**
 * Set a new diffuse texture to a level.
 *
 * @param texture the new texture.
 * @param layer   the layer.
 */
@FromAnyThread
public void setDiffuse(@Nullable final Texture texture, final int layer) {

    final Function<Integer, String> layerToDiffuseName = getLayerToDiffuseName();
    if (layerToDiffuseName == null) {
        return;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final String paramName = layerToDiffuseName.apply(layer);
    final MatParam matParam = material.getParam(paramName);
    final Texture current = matParam == null ? null : (Texture) matParam.getValue();

    if (texture != null) {
        texture.setWrap(Texture.WrapMode.Repeat);
    }

    final PropertyOperation<ChangeConsumer, Node, Texture> operation =
            new PropertyOperation<>(getTerrainNode(), TERRAIN_PARAM, texture, current);

    operation.setApplyHandler((node, newTexture) ->
            NodeUtils.visitGeometry(node, geometry -> updateTexture(newTexture, paramName, geometry)));

    final ModelChangeConsumer changeConsumer = paintingComponent.getChangeConsumer();
    changeConsumer.execute(operation);
}
 

/**
 * Set a new normal texture to a level.
 *
 * @param texture the normal texture.
 * @param layer   the layer.
 */
@FromAnyThread
public void setNormal(@Nullable final Texture texture, final int layer) {

    final Function<Integer, String> layerToNormalName = getLayerToNormalName();
    if (layerToNormalName == null) {
        return;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final String paramName = layerToNormalName.apply(layer);
    final MatParam matParam = material.getParam(paramName);
    final Texture current = matParam == null ? null : (Texture) matParam.getValue();

    if (texture != null) {
        texture.setWrap(Texture.WrapMode.Repeat);
    }

    final PropertyOperation<ChangeConsumer, Node, Texture> operation =
            new PropertyOperation<>(getTerrainNode(), TERRAIN_PARAM, texture, current);

    operation.setApplyHandler((node, newTexture) ->
            NodeUtils.visitGeometry(node, geometry -> updateTexture(newTexture, paramName, geometry)));

    final ModelChangeConsumer changeConsumer = paintingComponent.getChangeConsumer();
    changeConsumer.execute(operation);
}
 

/**
 * Get a texture scale of the level.
 *
 * @param layer the layer.
 * @return the texture scale or -1.
 */
@FromAnyThread
public float getTextureScale(final int layer) {

    final Function<Integer, String> layerToScaleName = getLayerToScaleName();
    if (layerToScaleName == null) {
        return -1F;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final MatParam matParam = material.getParam(layerToScaleName.apply(layer));
    return matParam == null ? -1F : (float) matParam.getValue();
}
 

/**
 * Set a new texture scale to a level.
 *
 * @param scale the texture scale.
 * @param layer the layer.
 */
@FromAnyThread
public void setTextureScale(final float scale, final int layer) {

    final Function<Integer, String> layerToScaleName = getLayerToScaleName();
    if (layerToScaleName == null) {
        return;
    }

    final Terrain terrain = getTerrain();
    final Material material = terrain.getMaterial();
    final String paramName = layerToScaleName.apply(layer);
    final MatParam matParam = material.getParam(paramName);
    final Float current = matParam == null ? null : (Float) matParam.getValue();

    final PropertyOperation<ChangeConsumer, Node, Float> operation =
            new PropertyOperation<>(getTerrainNode(), TERRAIN_PARAM, scale, current);

    operation.setApplyHandler((node, newScale) -> {
        NodeUtils.visitGeometry(getTerrainNode(), geometry -> {

            final Material geometryMaterial = geometry.getMaterial();
            final MatParam param = geometryMaterial.getParam(paramName);

            if (param == null && (newScale == null || newScale == -1F)) {
                return;
            }

            if (newScale == null || newScale == -1F) {
                geometryMaterial.clearParam(paramName);
            } else {
                geometryMaterial.setFloat(paramName, newScale);
            }
        });
    });

    final ModelChangeConsumer changeConsumer = paintingComponent.getChangeConsumer();
    changeConsumer.execute(operation);
}
 

private Texture getTexture( Material mat, String name ) {
    MatParam mp = mat.getParam(name);
    if( mp == null ) {
        return null;
    }
    return (Texture)mp.getValue();
}
 

private void addToInstancedGeometry(Geometry geom) {
    Material material = geom.getMaterial();
    MatParam param = material.getParam("UseInstancing");
    if (param == null || !((Boolean)param.getValue()).booleanValue()) {
        throw new IllegalStateException("You must set the 'UseInstancing' "
                + "parameter to true on the material prior "
                + "to adding it to InstancedNode");
    }

    InstancedGeometry ig = lookUpByGeometry(geom);
    igByGeom.put(geom, ig);
    geom.associateWithGroupNode(this, 0);
    ig.addInstance(geom);
}
 

private ColorRGBA getColor( Material mat, String name ) {
    MatParam mp = mat.getParam(name);
    if( mp == null ) {
        return null;
    }
    return (ColorRGBA)mp.getValue();
}
 

private static Texture getMaterialTexture(Geometry geometry, String mapName) {
    Material mat = geometry.getMaterial();
    if (mat == null || mat.getParam(mapName) == null || !(mat.getParam(mapName) instanceof MatParamTexture)) {
        return null;
    }
    MatParamTexture param = (MatParamTexture) mat.getParam(mapName);
    Texture texture = param.getTextureValue();
    if (texture == null) {
        return null;
    }
    return texture;


}
 

private void switchToSoftware() {
    for (Material m : materials) {
        if (m.getParam("NumberOfBones") != null) {
            m.clearParam("NumberOfBones");
        }
    }
    for (Mesh mesh : targets) {
        if (mesh.isAnimated()) {
            mesh.prepareForAnim(true);
        }
    }
}
 

/**
 * Get relevant value of the material parameter.
 *
 * @param param    the material parameter.
 * @param material the material.
 * @return the relevant value.
 */
@FxThread
protected @Nullable Object getParamValue(@NotNull MatParam param, @NotNull Material material) {
    var currentParam = material.getParam(param.getName());
    return currentParam == null ? null : currentParam.getValue();
}