GS: Update the stored transfer rect if worked out to be different

pcsx2/GS/GSState.cpp

@@ -1899,6 +1899,30 @@ void GSState::FlushWrite()
 
 	r = m_tr.rect;
 
+	// If the end isn't where it said it would be, we need to calculate the end point.
+	// Star Wars - The Clone Wars just sets the rect to 16x4095 then YOLO's about half a page, then kills the transfer.
+	// If we just nuke the whole lot, even though nothing has been transferred, we risk killing data we don't mean to.
+	if (m_tr.end < m_tr.total && GSIsHardwareRenderer())
+	{
+		const GSLocalMemory::psm_t& psm_s = GSLocalMemory::m_psm[m_tr.m_blit.DPSM];
+		// Convert to nibbles then back to bytes after, in case trbpp is 4.
+		const u32 in_data_pixel_count = (((len * 2) + ((psm_s.trbpp / 4) - 1)) / (psm_s.trbpp / 4));
+		const u32 rect_pixel_count = r.width() * r.height();
+
+		if (rect_pixel_count > in_data_pixel_count)
+		{
+			const int calculated_height = ((in_data_pixel_count + (r.width() - 1)) / r.width());
+			
+			// Just setting the height should be okay...
+			r.w = std::max(r.y + calculated_height, psm_s.bs.y);
+
+			if (m_draw_transfers.size() > 0 && m_tr.m_blit.DBP == m_draw_transfers.back().blit.DBP)
+			{
+				m_draw_transfers.back().rect = r;
+			}
+		}
+	}
+
 	InvalidateVideoMem(m_env.BITBLTBUF, r);
 
 	const GSLocalMemory::writeImage wi = GSLocalMemory::m_psm[m_env.BITBLTBUF.DPSM].wi;

pcsx2/GS/Renderers/HW/GSTextureCache.cpp

@@ -5091,14 +5091,14 @@ bool GSTextureCache::Move(u32 SBP, u32 SBW, u32 SPSM, int sx, int sy, u32 DBP, u
 	// We use dx/dy == 0 and the TBW check as a safeguard to make sure these go through to local memory.
 	// We can also recreate the target if it's previously been created in the height cache with a valid size.
 	// Good test case for this is the Xenosaga I cutscene transitions, or Gradius V.
-	if (src && !dst && ((dx == 0 && dy == 0 && ((static_cast<u32>(w) + 63) / 64) <= DBW) || HasTargetInHeightCache(DBP, DBW, DPSM, 10)))
+	if (src && !dst && ((((dx == 0 && dy == 0) || (dx == sx && dy == sy && DBW == src->m_TEX0.TBW)) && ((static_cast<u32>(w) + 63) / 64) <= DBW) || HasTargetInHeightCache(DBP, DBW, DPSM, 10)))
 	{
 		GIFRegTEX0 new_TEX0 = {};
 		new_TEX0.TBP0 = DBP;
 		new_TEX0.TBW = DBW;
 		new_TEX0.PSM = DPSM;
 
-		const GSVector2i target_size = GetTargetSize(DBP, DBW, DPSM, Common::AlignUpPow2(w, 64), h);
+		const GSVector2i target_size = (dx == 0 && dy == 0) ? GetTargetSize(DBP, DBW, DPSM, Common::AlignUpPow2(w, 64), h) : GSVector2i(src->m_valid.z, src->m_valid.w);
 		dst = LookupTarget(new_TEX0, target_size, src->m_scale, src->m_type);
 		if (!dst)
 		{