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[Feat] (MG_State/Buffer): separate UploadData() into Resize()+UploadData()

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swung0x48
2025-07-18 10:01:40 +08:00
parent 99eaf317ba
commit 0d73120d15
4 changed files with 67 additions and 24 deletions
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MobileGL/MG_Util/Types.h
+22 -15
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@@ -71,33 +71,40 @@ namespace MobileGL {
Fixed32
};
// represents a range of [start, end)
struct Range1D {
const SizeT maxEnd;
const SizeT minStart;
SizeT start;
SizeT end;
// const SizeT maxEnd;
// const SizeT minStart;
SizeT start = 0;
SizeT end = 0;
Range1D(SizeT minStart_, SizeT maxEnd_)
: minStart(minStart_), maxEnd(maxEnd_), start(minStart_), end(minStart_) {
if (minStart_ >= maxEnd_) {
throw RuntimeError("Invalid range: minStart must be less than maxEnd");
}
// Range1D(SizeT minStart_, SizeT maxEnd_)
// : minStart(minStart_), maxEnd(maxEnd_), start(minStart_), end(minStart_) {
// if (minStart_ >= maxEnd_) {
// throw RuntimeError("Invalid range: minStart must be less than maxEnd");
// }
// }
void Update(SizeT newStart, SizeT newEnd) {
assert(newStart <= newEnd);
start = newStart;
end = newEnd;
}
void UnionUpdate(SizeT newStart, SizeT newEnd) {
if (newStart < minStart || newEnd > maxEnd) {
throw RuntimeError("Range exceeds bounds");
}
// if (newStart < minStart || newEnd > maxEnd) {
// throw RuntimeError("Range exceeds bounds");
// }
assert(newStart <= newEnd);
start = std::min(start, newStart);
end = std::max(end, newEnd);
}
void IntersectionUpdate(SizeT newStart, SizeT newEnd) {
assert(newStart <= newEnd);
start = std::max(start, newStart);
end = std::min(end, newEnd);
if (start > end) {
throw RuntimeError("Invalid intersection: start must be less than end");
}
assert(start <= end);
}
};