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nv2a/vk: Fix vertex ram buffer dirty bit check

This commit is contained in:
Matt Borgerson 2025-03-19 02:02:32 -07:00 committed by mborgerson
parent d2bf1c21ee
commit 1893b56c38
1 changed files with 7 additions and 4 deletions
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11
hw/xbox/nv2a/pgraph/vk/vertex.c
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@ -49,9 +49,12 @@ void pgraph_vk_update_vertex_ram_buffer(PGRAPHState *pg, hwaddr offset,
pgraph_vk_download_surfaces_in_range_if_dirty(pg, offset, size);
size_t offset_bit = offset / 4096;
size_t nbits = size / 4096;
if (find_next_bit(r->uploaded_bitmap, nbits, offset_bit) < nbits) {
size_t start_bit = offset / TARGET_PAGE_SIZE;
size_t end_bit = TARGET_PAGE_ALIGN(offset + size) / TARGET_PAGE_SIZE;
size_t nbits = end_bit - start_bit;
if (find_next_bit(r->uploaded_bitmap, start_bit + nbits, start_bit) <
end_bit) {
// Vertex data changed while building the draw list. Finish drawing
// before updating RAM buffer.
pgraph_vk_finish(pg, VK_FINISH_REASON_VERTEX_BUFFER_DIRTY);
@ -60,7 +63,7 @@ void pgraph_vk_update_vertex_ram_buffer(PGRAPHState *pg, hwaddr offset,
nv2a_profile_inc_counter(NV2A_PROF_GEOM_BUFFER_UPDATE_1);
memcpy(r->storage_buffers[BUFFER_VERTEX_RAM].mapped + offset, data, size);
bitmap_set(r->uploaded_bitmap, offset_bit, nbits);
bitmap_set(r->uploaded_bitmap, start_bit, nbits);
}
static void update_memory_buffer(NV2AState *d, hwaddr addr, hwaddr size)