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Fixed face visibility for non-opaque neighbours

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Lucas Dower 2022-11-05 01:51:23 +00:00
parent 7650e9c76e
commit d72fd5330f
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GPG Key ID: B3EE6B8499593605
1 changed files with 14 additions and 6 deletions
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20
src/voxel_mesh.ts
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@ -43,6 +43,14 @@ export class VoxelMesh {
return this._voxelsHash.has(pos.hash());
}
public isOpaqueVoxelAt(pos: Vector3) {
const voxel = this.getVoxelAt(pos);
if (voxel) {
return voxel.colour.a == 1.0;
}
return false;
}
public getVoxelAt(pos: Vector3): TOptional<Voxel> {
const voxelIndex = this._voxelsHash.get(pos.hash());
if (voxelIndex !== undefined) {
@ -58,22 +66,22 @@ export class VoxelMesh {
public getFaceVisibility(pos: Vector3) {
let visibility: EFaceVisibility = 0;
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(0, 1, 0)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(0, 1, 0)))) {
visibility += EFaceVisibility.Up;
}
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(0, -1, 0)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(0, -1, 0)))) {
visibility += EFaceVisibility.Down;
}
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(1, 0, 0)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(1, 0, 0)))) {
visibility += EFaceVisibility.North;
}
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(-1, 0, 0)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(-1, 0, 0)))) {
visibility += EFaceVisibility.South;
}
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(0, 0, 1)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(0, 0, 1)))) {
visibility += EFaceVisibility.East;
}
if (!this.isVoxelAt(Vector3.add(pos, new Vector3(0, 0, -1)))) {
if (!this.isOpaqueVoxelAt(Vector3.add(pos, new Vector3(0, 0, -1)))) {
visibility += EFaceVisibility.South;
}
return visibility;