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Fix z-fighting and lowres-layer interaction

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This commit is contained in:
Lukas Rieger (Blue) 2022-08-16 01:10:29 +02:00
parent a9d9cb991b
commit 050cde0a0c
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GPG Key ID: 2D09EC5ED2687FF2
2 changed files with 10 additions and 12 deletions
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20
src/MapViewer.js
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@ -177,16 +177,14 @@ export class MapViewer {
this.raycaster.setFromCamera(normalizedScreenPos, this.camera);
// check Object3D interactions
/*
const intersectScenes = [this.map.hiresTileManager.scene, this.markers];
for (let i = 0; i < this.map.lowresTileManager.length; i++) {
intersectScenes.push(this.map.lowresTileManager[i].scene);
}
*/
let intersects = this.raycaster.intersectObjects([this.map.hiresTileManager.scene, this.markers], true);
let intersects = this.raycaster.intersectObjects(intersectScenes, true);
let hit = null;
let lowresHit = null;
let lowresHits = [];
let hiresHit = null;
let covered = false;
for (let i = 0; i < intersects.length; i++) {
@ -208,11 +206,11 @@ export class MapViewer {
let parentRoot = object;
while(parentRoot.parent) parentRoot = parentRoot.parent;
/*
if (parentRoot === this.map.lowresTileManager.scene) {
if (!lowresHit) lowresHit = intersects[i];
for (let l = 0; l < this.map.lowresTileManager.length; l++) {
if (parentRoot === this.map.lowresTileManager[l].scene) {
if (!lowresHits[l]) lowresHits[l] = intersects[i];
}
}
*/
if (parentRoot === this.map.hiresTileManager.scene) {
if (!hiresHit) hiresHit = intersects[i];
@ -225,9 +223,9 @@ export class MapViewer {
})) return;
}
//if (parentRoot !== this.map.lowresTileManager.scene) {
if (parentRoot !== this.map.lowresTileManager[0].scene) {
covered = true;
//}
}
}
}
}
@ -237,7 +235,7 @@ export class MapViewer {
data: data,
hit: hit,
hiresHit: hiresHit,
lowresHit: lowresHit,
lowresHits: lowresHits,
intersections: intersects,
ray: this.raycaster.ray
});

2
src/map/lowres/LowresVertexShader.js
View File

@ -53,7 +53,7 @@ void main() {
vPosition = position;
vec4 meta = texture(textureImage, posToMetaUV(position.xz));
vPosition.y += metaToHeight(meta);
vPosition.y = metaToHeight(meta) + 1.0 - position.x * 0.0001 - position.z * 0.0002; //including small offset-tilt to prevent z-fighting
vec4 worldPos = modelMatrix * vec4(vPosition, 1);
vec4 viewPos = viewMatrix * worldPos;