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fix decal editor bounds and decalmanager raycast

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we weren't accounting for texRects for decal atlases
This commit is contained in:
AzaezelX 2026-03-22 21:31:39 -05:00
parent 58632d0d73
commit 215830ca55
2 changed files with 14 additions and 9 deletions
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12
Engine/source/T3D/decal/decalManager.cpp
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@ -660,12 +660,14 @@ DecalInstance* DecalManager::raycast( const Point3F &start, const Point3F &end,
RayInfo ri;
bool containsPoint = false;
if ( gServerContainer.castRayRendered( start, end, STATIC_COLLISION_TYPEMASK, &ri ) )
{
{
RectF rect = inst->mDataBlock->texRect[inst->mTextureRectIdx];
rect.extent *= inst->mSize * 0.5f;
Point2F poly[4];
poly[0].set( inst->mPosition.x - (inst->mSize / 2), inst->mPosition.y + (inst->mSize / 2));
poly[1].set( inst->mPosition.x - (inst->mSize / 2), inst->mPosition.y - (inst->mSize / 2));
poly[2].set( inst->mPosition.x + (inst->mSize / 2), inst->mPosition.y - (inst->mSize / 2));
poly[3].set( inst->mPosition.x + (inst->mSize / 2), inst->mPosition.y + (inst->mSize / 2));
poly[0].set(inst->mPosition.x - rect.extent.x, inst->mPosition.y + rect.extent.y);
poly[1].set( inst->mPosition.x - rect.extent.x, inst->mPosition.y - rect.extent.y);
poly[2].set( inst->mPosition.x + rect.extent.x, inst->mPosition.y - rect.extent.y);
poly[3].set( inst->mPosition.x + rect.extent.x, inst->mPosition.y + rect.extent.y);
if ( MathUtils::pointInPolygon( poly, 4, Point2F(ri.point.x, ri.point.y) ) )
containsPoint = true;