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Selective cache update goes a bit beyond its bounds, and also made sure that you can't edit objects to be too thin/small

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This commit is contained in:
Yousef Khadadeh 2025-08-03 13:04:07 +03:00
parent 81ac5a2302
commit 7bfa2798a5
3 changed files with 18 additions and 5 deletions
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18
src/DrawingProgram/DrawingProgramCache.cpp
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@ -335,16 +335,28 @@ void DrawingProgramCache::refresh_draw_cache(const std::shared_ptr<DrawingProgra
auto& iBounds = drawCache.invalidBounds.value();
WorldVec bDim = bvhNode->bounds.dim();
//std::cout << "\niMin: " << iBounds.min.x() << " " << iBounds.min.y() << "\niMax: " << iBounds.max.x() << " " << iBounds.max.y() << "\nbMin: " << bvhNode->bounds.min.x() << " " << bvhNode->bounds.min.y() << "\nbMax: " << bvhNode->bounds.max.x() << " " << bvhNode->bounds.max.y() << "\nbDim: " << bDim.x() << " " << bDim.y();
Vector2f clipBoundMin{static_cast<float>((iBounds.min.x() - bvhNode->bounds.min.x()) / bDim.x()) * bvhNode->resolution.x(),
static_cast<float>((iBounds.min.y() - bvhNode->bounds.min.y()) / bDim.y()) * bvhNode->resolution.y()};
Vector2f clipBoundMax{static_cast<float>((iBounds.max.x() - bvhNode->bounds.min.x()) / bDim.x()) * bvhNode->resolution.x(),
static_cast<float>((iBounds.max.y() - bvhNode->bounds.min.y()) / bDim.y()) * bvhNode->resolution.y()};
SkRect clipRect = SkRect::MakeLTRB(clipBoundMin.x(), clipBoundMin.y(), clipBoundMax.x(), clipBoundMax.y());
SkIRect clipRect = SkIRect::MakeLTRB(std::max<int>(clipBoundMin.x() - 2, 0),
std::max<int>(clipBoundMin.y() - 2, 0),
std::min<int>(clipBoundMax.x() + 2, bvhNode->resolution.x() - 1),
std::min<int>(clipBoundMax.y() + 2, bvhNode->resolution.y() - 1));
SCollision::AABB<float> clipRectBoundAABB{clipBoundMin - Vector2f{4, 4}, clipBoundMax + Vector2f{4, 4}};
SCollision::AABB<WorldScalar> clipRectBoundAABBWorld{
bvhNode->coords.from_space(clipRectBoundAABB.min),
bvhNode->coords.from_space(clipRectBoundAABB.max)
};
//std::cout << "\ncMin: " << clipBoundMin.x() << " " << clipBoundMin.y() << "\ncMax: " << clipBoundMax.x() << " " << clipBoundMax.y() << std::endl;
cacheCanvas->save();
cacheCanvas->clipRect(clipRect);
cacheCanvas->clipIRect(clipRect);
cacheCanvas->clear(SkColor4f{0, 0, 0, 0});
draw_components_to_canvas(cacheCanvas, cacheDrawData, &drawCache.lastDrawnComponentPlacement, drawCache.invalidBounds);
draw_components_to_canvas(cacheCanvas, cacheDrawData, &drawCache.lastDrawnComponentPlacement, clipRectBoundAABBWorld);
cacheCanvas->restore();
drawCache.invalidBounds = std::nullopt;
}