13138113978

Committed 04 Feb 2025 02:48PM UTC coverage: 87.107% (-0.04%) from 87.149%

Build # 13138113978

Build Type

Pull #2489

github

Committed by

web-flow

Commit Message

Merge 2e136c8a8 into 6d12fde05

Pull Request Pull Request #2489: fix(RasterTile): partial loading for raster tiles

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/src/Process/LayeredMaterialNodeProcessing.js

import { chooseNextLevelToFetch } from 'Layer/LayerUpdateStrategy';
import LayerUpdateState from 'Layer/LayerUpdateState';
import handlingError from 'Process/handlerNodeError';

function materialCommandQueuePriorityFunction(material) {
    // We know that 'node' is visible because commands can only be
    // issued for visible nodes.
    // TODO: need priorization of displayed nodes
    // Then prefer displayed node over non-displayed one
    return material.visible ? 100 : 10;
}

function refinementCommandCancellationFn(cmd) {
    if (!cmd.requester.parent || !cmd.requester.material) {
        return true;
    }
    // Cancel the command if the tile already has a better texture.
    // This is only needed for elevation layers, because we may have several
    // concurrent layers but we can only use one texture.
    if (cmd.layer.isElevationLayer && cmd.requester.material.getElevationLayer() &&
        cmd.targetLevel <= cmd.requester.material.getElevationLayer().level) {
        return true;
    }

    // Cancel the command if the layer was removed between command scheduling and command execution
    if (!cmd.requester.layerUpdateState[cmd.layer.id]
        || !cmd.layer.source._featuresCaches[cmd.layer.crs]) {
        return true;
    }

    return !cmd.requester.material.visible;
}

function buildCommand(view, layer, extentsSource, extentsDestination, requester) {
    return {
        view,
        layer,
        extentsSource,
        extentsDestination,
        requester,
        priority: materialCommandQueuePriorityFunction(requester.material),
        earlyDropFunction: refinementCommandCancellationFn,
        partialLoading: true,
    };
}

function computePitchs(textures, extentsDestination) {
    return extentsDestination
        .map((ext, i) => (ext.offsetToParent(textures[i].extent)));
}

export function updateLayeredMaterialNodeImagery(context, layer, node, parent) {
    const material = node.material;
    if (!parent || !material) {
        return;
    }
    const extentsDestination = node.getExtentsByProjection(layer.crs);

    const zoom = extentsDestination[0].zoom;
    if (zoom > layer.zoom.max || zoom < layer.zoom.min) {
        return;
    }

    let nodeLayer = material.getLayer(layer.id);

    // Initialisation
    if (node.layerUpdateState[layer.id] === undefined) {
        node.layerUpdateState[layer.id] = new LayerUpdateState();

        if (!layer.source.extentInsideLimit(node.extent, zoom)) {
            // we also need to check that tile's parent doesn't have a texture for this layer,
            // because even if this tile is outside of the layer, it could inherit it's
            // parent texture
            if (!layer.noTextureParentOutsideLimit &&
                parent.material &&
                parent.material.getLayer &&
                parent.material.getLayer(layer.id)) {
                // ok, we're going to inherit our parent's texture
            } else {
                node.layerUpdateState[layer.id].noMoreUpdatePossible();
                return;
            }
        }

        if (!nodeLayer) {
            // Create new raster node
            nodeLayer = layer.setupRasterNode(node);

            // Init the node by parent
            const parentLayer = parent.material?.getLayer(layer.id);
            nodeLayer.initFromParent(parentLayer, extentsDestination);
        }

        // Proposed new process, two separate processes:
        //      * FIRST PASS: initNodeXXXFromParent and get out of the function
        //      * SECOND PASS: Fetch best texture

        // The two-step allows you to filter out unnecessary requests
        // Indeed in the second pass, their state (not visible or not displayed) can block them to fetch
        if (nodeLayer.level >= layer.source.zoom.min) {
            context.view.notifyChange(node, false);
            return;
        }
    }

    // Node is hidden, no need to update it
    if (!material.visible) {
        return;
    }

    // An update is pending / or impossible -> abort
    if (!layer.visible || !node.layerUpdateState[layer.id].canTryUpdate()) {
        return;
    }

    if (nodeLayer.level >= extentsDestination[0].zoom) {
        // default decision method
        node.layerUpdateState[layer.id].noMoreUpdatePossible();
        return;
    }

    // is fetching data from this layer disabled?
    if (layer.frozen) {
        return;
    }

    const failureParams = node.layerUpdateState[layer.id].failureParams;
    const destinationLevel = extentsDestination[0].zoom || node.level;
    const targetLevel = chooseNextLevelToFetch(layer.updateStrategy.type, node, destinationLevel, nodeLayer.level, layer, failureParams);

    if ((!layer.source.isVectorSource && targetLevel <= nodeLayer.level) || targetLevel > destinationLevel) {
        if (failureParams.lowestLevelError != Infinity) {
            // this is the highest level found in case of error.
            node.layerUpdateState[layer.id].noMoreUpdatePossible();
        }
        return;
    } else if (!layer.source.extentInsideLimit(node.extent, targetLevel)) {
        node.layerUpdateState[layer.id].noData({ targetLevel });
        context.view.notifyChange(node, false);
        return;
    }

    const extentsSource = extentsDestination.map(e => e.tiledExtentParent(targetLevel));
    node.layerUpdateState[layer.id].newTry();
    const command = buildCommand(context.view, layer, extentsSource, extentsDestination, node);

    return context.scheduler.execute(command).then(
        (results) => {
            // Does nothing if the layer has been removed while command was being or waiting to be executed
            if (!node.layerUpdateState[layer.id]) {
                return;
            }
            const textures = results.map((texture, index) => (texture != null ? texture :
                { isTexture: false, extent: extentsDestination[index] }));
            // TODO: Handle error : result is undefined in provider. throw error
            const pitchs = computePitchs(textures, extentsDestination);
            nodeLayer.setTextures(textures, pitchs);
            node.layerUpdateState[layer.id].success();
        },
        err => handlingError(err, node, layer, targetLevel, context.view));
}

export function updateLayeredMaterialNodeElevation(context, layer, node, parent) {
    const material = node.material;
    if (!parent || !material) {
        return;
    }

    // TODO: we need either
    //  - compound or exclusive layers
    //  - support for multiple elevation layers

    // Elevation is currently handled differently from color layers.
    // This is caused by a LayeredMaterial limitation: only 1 elevation texture
    // can be used (where a tile can have N textures x M layers)
    const extentsDestination = node.getExtentsByProjection(layer.crs);
    const zoom = extentsDestination[0].zoom;
    if (zoom > layer.zoom.max || zoom < layer.zoom.min) {
        return;
    }
    // Init elevation layer, and inherit from parent if possible
    let nodeLayer = material.getElevationLayer();
    if (!nodeLayer) {
        nodeLayer = layer.setupRasterNode(node);
    }

    if (node.layerUpdateState[layer.id] === undefined) {
        node.layerUpdateState[layer.id] = new LayerUpdateState();

        const parentLayer = parent.material?.getLayer(layer.id);
        nodeLayer.initFromParent(parentLayer, extentsDestination);

        if (nodeLayer.level >= layer.source.zoom.min) {
            context.view.notifyChange(node, false);
            return;
        }
    }

    // Possible conditions to *not* update the elevation texture
    if (layer.frozen ||
            !material.visible ||
            !node.layerUpdateState[layer.id].canTryUpdate()) {
        return;
    }

    const failureParams = node.layerUpdateState[layer.id].failureParams;
    const targetLevel = chooseNextLevelToFetch(layer.updateStrategy.type, node, extentsDestination[0].zoom, nodeLayer.level, layer, failureParams);

    if (targetLevel <= nodeLayer.level || targetLevel > extentsDestination[0].zoom) {
        node.layerUpdateState[layer.id].noMoreUpdatePossible();
        return;
    } else if (!layer.source.extentInsideLimit(node.extent, targetLevel)) {
        node.layerUpdateState[layer.id].noData({ targetLevel });
        context.view.notifyChange(node, false);
        return;
    }

    const extentsSource = extentsDestination.map(e => e.tiledExtentParent(targetLevel));
    node.layerUpdateState[layer.id].newTry();
    const command = buildCommand(context.view, layer, extentsSource, extentsDestination, node);

    return context.scheduler.execute(command).then(
        (results) => {
            // Does nothing if the layer has been removed while command was being or waiting to be executed
            if (!node.layerUpdateState[layer.id]) {
                return;
            }

            // Do not apply the new texture if its level is < than the current
            // one.  This is only needed for elevation layers, because we may
            // have several concurrent layers but we can only use one texture.
            if (targetLevel <= nodeLayer.level) {
                node.layerUpdateState[layer.id].noMoreUpdatePossible();
                return;
            }
            const pitchs = computePitchs(results, extentsDestination);
            nodeLayer.setTextures(results, pitchs);
            node.layerUpdateState[layer.id].success();
        },
        err => handlingError(err, node, layer, targetLevel, context.view));
}

export function removeLayeredMaterialNodeLayer(layerId) {
    /**
     * @param {TileMesh} node - The node to udpate.
     */
    return function removeLayeredMaterialNodeLayer(node) {
        if (node.material?.removeLayer) {
            if (node.material.elevationLayerIds.indexOf(layerId) > -1) {
                node.setBBoxZ({ min: 0, max: 0 });
            }
            node.material.removeLayer(layerId);
        }
        if (node.layerUpdateState && node.layerUpdateState[layerId]) {
            delete node.layerUpdateState[layerId];
        }
    };
}

1	import { chooseNextLevelToFetch } from 'Layer/LayerUpdateStrategy';	1✔
2	import LayerUpdateState from 'Layer/LayerUpdateState';	1✔
3	import handlingError from 'Process/handlerNodeError';	1✔
4		1✔
5	function materialCommandQueuePriorityFunction(material) {	9✔
6	// We know that 'node' is visible because commands can only be	9✔
7	// issued for visible nodes.	9✔
8	// TODO: need priorization of displayed nodes	9✔
9	// Then prefer displayed node over non-displayed one	9✔
10	return material.visible ? 100 : 10;	9!
11	}	9✔
12		1✔
13	function refinementCommandCancellationFn(cmd) {	1✔
14	if (!cmd.requester.parent \|\| !cmd.requester.material) {	1!
15	return true;	×
16	}	×
17	// Cancel the command if the tile already has a better texture.	1✔
18	// This is only needed for elevation layers, because we may have several	1✔
19	// concurrent layers but we can only use one texture.	1✔
20	if (cmd.layer.isElevationLayer && cmd.requester.material.getElevationLayer() &&	1!
21	cmd.targetLevel <= cmd.requester.material.getElevationLayer().level) {	1!
22	return true;	×
23	}	×
24		1✔
25	// Cancel the command if the layer was removed between command scheduling and command execution	1✔
26	if (!cmd.requester.layerUpdateState[cmd.layer.id]	1✔
27	\|\| !cmd.layer.source._featuresCaches[cmd.layer.crs]) {	1!
28	return true;	×
29	}	×
30		1✔
31	return !cmd.requester.material.visible;	1✔
32	}	1✔
33		1✔
34	function buildCommand(view, layer, extentsSource, extentsDestination, requester) {	9✔
35	return {	9✔
36	view,	9✔
37	layer,	9✔
38	extentsSource,	9✔
39	extentsDestination,	9✔
40	requester,	9✔
41	priority: materialCommandQueuePriorityFunction(requester.material),	9✔
42	earlyDropFunction: refinementCommandCancellationFn,	9✔
43	partialLoading: true,	9✔
44	};	9✔
45	}	9✔
46		1✔
47	function computePitchs(textures, extentsDestination) {	1✔
48	return extentsDestination	1✔
49	.map((ext, i) => (ext.offsetToParent(textures[i].extent)));	1✔
50	}	1✔
51		1✔
52	export function updateLayeredMaterialNodeImagery(context, layer, node, parent) {	1✔
53	const material = node.material;	15✔
54	if (!parent \|\| !material) {	15!
55	return;	×
56	}	×
57	const extentsDestination = node.getExtentsByProjection(layer.crs);	15✔
58		15✔
59	const zoom = extentsDestination[0].zoom;	15✔
60	if (zoom > layer.zoom.max \|\| zoom < layer.zoom.min) {	15!
61	return;	×
62	}	×
63		15✔
64	let nodeLayer = material.getLayer(layer.id);	15✔
65		15✔
66	// Initialisation	15✔
67	if (node.layerUpdateState[layer.id] === undefined) {	15✔
68	node.layerUpdateState[layer.id] = new LayerUpdateState();	9✔
69		9✔
70	if (!layer.source.extentInsideLimit(node.extent, zoom)) {	9!
71	// we also need to check that tile's parent doesn't have a texture for this layer,	×
72	// because even if this tile is outside of the layer, it could inherit it's	×
73	// parent texture	×
74	if (!layer.noTextureParentOutsideLimit &&	×
75	parent.material &&	×
76	parent.material.getLayer &&	×
77	parent.material.getLayer(layer.id)) {	×
78	// ok, we're going to inherit our parent's texture	×
79	} else {	×
80	node.layerUpdateState[layer.id].noMoreUpdatePossible();	×
81	return;	×
82	}	×
83	}	×
84		9✔
85	if (!nodeLayer) {	9✔
86	// Create new raster node	2✔
87	nodeLayer = layer.setupRasterNode(node);	2✔
88		2✔
89	// Init the node by parent	2✔
90	const parentLayer = parent.material?.getLayer(layer.id);	2!
91	nodeLayer.initFromParent(parentLayer, extentsDestination);	2✔
92	}	2✔
93		9✔
94	// Proposed new process, two separate processes:	9✔
95	// * FIRST PASS: initNodeXXXFromParent and get out of the function	9✔
96	// * SECOND PASS: Fetch best texture	9✔
97		9✔
98	// The two-step allows you to filter out unnecessary requests	9✔
99	// Indeed in the second pass, their state (not visible or not displayed) can block them to fetch	9✔
100	if (nodeLayer.level >= layer.source.zoom.min) {	9✔
101	context.view.notifyChange(node, false);	4✔
102	return;	4✔
103	}	4✔
104	}	9✔
105		11✔
106	// Node is hidden, no need to update it	11✔
107	if (!material.visible) {	15!
108	return;	×
109	}	✔
110		11✔
111	// An update is pending / or impossible -> abort	11✔
112	if (!layer.visible \|\| !node.layerUpdateState[layer.id].canTryUpdate()) {	15✔
113	return;	4✔
114	}	4✔
115		7✔
116	if (nodeLayer.level >= extentsDestination[0].zoom) {	15!
117	// default decision method	×
118	node.layerUpdateState[layer.id].noMoreUpdatePossible();	×
119	return;	×
120	}	✔
121		7✔
122	// is fetching data from this layer disabled?	7✔
123	if (layer.frozen) {	15!
124	return;	×
125	}	✔
126		7✔
127	const failureParams = node.layerUpdateState[layer.id].failureParams;	7✔
128	const destinationLevel = extentsDestination[0].zoom \|\| node.level;	15!
129	const targetLevel = chooseNextLevelToFetch(layer.updateStrategy.type, node, destinationLevel, nodeLayer.level, layer, failureParams);	15✔
130		15✔
131	if ((!layer.source.isVectorSource && targetLevel <= nodeLayer.level) \|\| targetLevel > destinationLevel) {	15!
132	if (failureParams.lowestLevelError != Infinity) {	×
133	// this is the highest level found in case of error.	×
134	node.layerUpdateState[layer.id].noMoreUpdatePossible();	×
135	}	×
136	return;	×
137	} else if (!layer.source.extentInsideLimit(node.extent, targetLevel)) {	15!
138	node.layerUpdateState[layer.id].noData({ targetLevel });	×
139	context.view.notifyChange(node, false);	×
140	return;	×
141	}	×
142		7✔
143	const extentsSource = extentsDestination.map(e => e.tiledExtentParent(targetLevel));	7✔
144	node.layerUpdateState[layer.id].newTry();	7✔
145	const command = buildCommand(context.view, layer, extentsSource, extentsDestination, node);	7✔
146		7✔
147	return context.scheduler.execute(command).then(	7✔
148	(results) => {	7✔
149	// Does nothing if the layer has been removed while command was being or waiting to be executed	×
150	if (!node.layerUpdateState[layer.id]) {	×
151	return;	×
152	}	×
NEW 153	const textures = results.map((texture, index) => (texture != null ? texture :	×
NEW 154	{ isTexture: false, extent: extentsDestination[index] }));	×
155	// TODO: Handle error : result is undefined in provider. throw error	×
NEW 156	const pitchs = computePitchs(textures, extentsDestination);	×
NEW 157	nodeLayer.setTextures(textures, pitchs);	×
UNCOV 158	node.layerUpdateState[layer.id].success();	×
159	},	7✔
160	err => handlingError(err, node, layer, targetLevel, context.view));	7✔
161	}	7✔
162		1✔
163	export function updateLayeredMaterialNodeElevation(context, layer, node, parent) {	1✔
164	const material = node.material;	3✔
165	if (!parent \|\| !material) {	3!
166	return;	×
167	}	×
168		3✔
169	// TODO: we need either	3✔
170	// - compound or exclusive layers	3✔
171	// - support for multiple elevation layers	3✔
172		3✔
173	// Elevation is currently handled differently from color layers.	3✔
174	// This is caused by a LayeredMaterial limitation: only 1 elevation texture	3✔
175	// can be used (where a tile can have N textures x M layers)	3✔
176	const extentsDestination = node.getExtentsByProjection(layer.crs);	3✔
177	const zoom = extentsDestination[0].zoom;	3✔
178	if (zoom > layer.zoom.max \|\| zoom < layer.zoom.min) {	3!
179	return;	×
180	}	×
181	// Init elevation layer, and inherit from parent if possible	3✔
182	let nodeLayer = material.getElevationLayer();	3✔
183	if (!nodeLayer) {	3!
184	nodeLayer = layer.setupRasterNode(node);	×
185	}	×
186		3✔
187	if (node.layerUpdateState[layer.id] === undefined) {	3✔
188	node.layerUpdateState[layer.id] = new LayerUpdateState();	1✔
189		1✔
190	const parentLayer = parent.material?.getLayer(layer.id);	1!
191	nodeLayer.initFromParent(parentLayer, extentsDestination);	1✔
192		1✔
193	if (nodeLayer.level >= layer.source.zoom.min) {	1!
194	context.view.notifyChange(node, false);	×
195	return;	×
196	}	×
197	}	1✔
198		3✔
199	// Possible conditions to not update the elevation texture	3✔
200	if (layer.frozen \|\|	3✔
201	!material.visible \|\|	3✔
202	!node.layerUpdateState[layer.id].canTryUpdate()) {	3✔
203	return;	1✔
204	}	1✔
205		2✔
206	const failureParams = node.layerUpdateState[layer.id].failureParams;	2✔
207	const targetLevel = chooseNextLevelToFetch(layer.updateStrategy.type, node, extentsDestination[0].zoom, nodeLayer.level, layer, failureParams);	2✔
208		2✔
209	if (targetLevel <= nodeLayer.level \|\| targetLevel > extentsDestination[0].zoom) {	3!
210	node.layerUpdateState[layer.id].noMoreUpdatePossible();	×
211	return;	×
212	} else if (!layer.source.extentInsideLimit(node.extent, targetLevel)) {	3!
213	node.layerUpdateState[layer.id].noData({ targetLevel });	×
214	context.view.notifyChange(node, false);	×
215	return;	×
216	}	×
217		2✔
218	const extentsSource = extentsDestination.map(e => e.tiledExtentParent(targetLevel));	2✔
219	node.layerUpdateState[layer.id].newTry();	2✔
220	const command = buildCommand(context.view, layer, extentsSource, extentsDestination, node);	2✔
221		2✔
222	return context.scheduler.execute(command).then(	2✔
223	(results) => {	2✔
224	// Does nothing if the layer has been removed while command was being or waiting to be executed	1✔
225	if (!node.layerUpdateState[layer.id]) {	1!
226	return;	×
227	}	×
228		1✔
229	// Do not apply the new texture if its level is < than the current	1✔
230	// one. This is only needed for elevation layers, because we may	1✔
231	// have several concurrent layers but we can only use one texture.	1✔
232	if (targetLevel <= nodeLayer.level) {	1!
233	node.layerUpdateState[layer.id].noMoreUpdatePossible();	×
234	return;	×
235	}	×
236	const pitchs = computePitchs(results, extentsDestination);	1✔
237	nodeLayer.setTextures(results, pitchs);	1✔
238	node.layerUpdateState[layer.id].success();	1✔
239	},	2✔
240	err => handlingError(err, node, layer, targetLevel, context.view));	2✔
241	}	2✔
242		1✔
243	export function removeLayeredMaterialNodeLayer(layerId) {	1✔
244	/**	×
245	* @param {TileMesh} node - The node to udpate.	×
246	*/	×
247	return function removeLayeredMaterialNodeLayer(node) {	×
248	if (node.material?.removeLayer) {	×
249	if (node.material.elevationLayerIds.indexOf(layerId) > -1) {	×
250	node.setBBoxZ({ min: 0, max: 0 });	×
251	}	×
252	node.material.removeLayer(layerId);	×
253	}	×
254	if (node.layerUpdateState && node.layerUpdateState[layerId]) {	×
255	delete node.layerUpdateState[layerId];	×
256	}	×
257	};	×
258	}	×

iTowns / itowns / 13138113978

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