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This commit is contained in:
syuilo
2026-03-03 16:09:51 +09:00
parent dbffa5520c
commit 98f74b0c7a
2 changed files with 22 additions and 40 deletions
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6
packages/frontend/src/utility/room/objects/pictureFrame.ts
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@@ -88,6 +88,12 @@ export const pictureFrame = defineObject({
const pictureMaterial = findMaterial('__X_PICTURE__');
const uvs = pictureMesh.getVerticesData(BABYLON.VertexBuffer.UVKind);
/**
* a(x,y)---b(x,y)
* | |
* c(x,y)---d(x,y)
*/
const ax = uvs[6];
const ay = uvs[7];
const bx = uvs[2];

56
packages/frontend/src/utility/room/objects/poster.ts
View File

@@ -53,6 +53,12 @@ export const poster = defineObject({
const pinMeshes = findMeshes('__X_PIN__');
const uvs = pictureMesh.getVerticesData(BABYLON.VertexBuffer.UVKind);
/**
* a(x,y)---b(x,y)
* | |
* c(x,y)---d(x,y)
*/
const ax = uvs[6];
const ay = uvs[7];
const bx = uvs[2];
@@ -73,49 +79,19 @@ export const poster = defineObject({
const targetHeight = options.height;
const targetAspect = targetWidth / targetHeight;
let newAx = ax;
let newAy = ay;
let newBx = bx;
let newBy = by;
let newCx = cx;
let newCy = cy;
let newDx = dx;
let newDy = dy;
const newAx = ax;
const newAy = ay;
const newBx = bx;
const newBy = by;
const newCx = cx;
const newCy = cy;
const newDx = dx;
const newDy = dy;
if (options.fit === 'cover') {
if (targetAspect > srcAspect) {
const fitHeight = targetWidth / srcAspect;
const crop = (fitHeight - targetHeight) / fitHeight / 2;
newAy = ay + crop * (by - ay);
newBy = by - crop * (by - ay);
newCy = cy + crop * (dy - cy);
newDy = dy - crop * (dy - cy);
} else {
const fitWidth = targetHeight * srcAspect;
const crop = (fitWidth - targetWidth) / fitWidth / 2;
newAx = ax + crop * (bx - ax);
newBx = bx - crop * (bx - ax);
newCx = cx + crop * (dx - cx);
newDx = dx - crop * (dx - cx);
}
// TODO
} else if (options.fit === 'contain') {
if (targetAspect > srcAspect) {
const fitWidth = targetHeight * srcAspect;
const crop = (fitWidth - targetWidth) / fitWidth / 2;
newAx = ax + crop * (bx - ax);
newBx = bx - crop * (bx - ax);
newCx = cx + crop * (dx - cx);
newDx = dx - crop * (dx - cx);
} else {
const fitHeight = targetWidth / srcAspect;
const crop = (fitHeight - targetHeight) / fitHeight / 2;
newAy = ay + crop * (by - ay);
newBy = by - crop * (by - ay);
newCy = cy + crop * (dy - cy);
newDy = dy - crop * (dy - cy);
}
} else if (options.fit === 'stretch') {
// do nothing
// TODO
}
uvs[6] = newAx;