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Fixed blit key encoding.

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Бранимир Караџић 2022-05-14 21:26:20 -07:00
parent ae5706693f
commit 36be8a72cc
1 changed files with 15 additions and 9 deletions
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24
src/bgfx_p.h
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@ -1232,27 +1232,33 @@ namespace bgfx
}; };
#undef SORT_KEY_RENDER_DRAW #undef SORT_KEY_RENDER_DRAW
constexpr uint8_t kBlitKeyViewShift = 32-kSortKeyViewNumBits;
constexpr uint32_t kBlitKeyViewMask = uint32_t(BGFX_CONFIG_MAX_VIEWS-1)<<kBlitKeyViewShift;
constexpr uint8_t kBlitKeyItemShift = 0;
constexpr uint32_t kBlitKeyItemMask = UINT16_MAX;
struct BlitKey struct BlitKey
{ {
uint32_t encode() uint32_t encode()
{ {
return 0 const uint32_t view = (uint32_t(m_view) << kBlitKeyViewShift) & kBlitKeyViewMask;
| (uint32_t(m_view) << 24) const uint32_t item = (uint32_t(m_item) << kBlitKeyItemShift) & kBlitKeyItemMask;
| uint32_t(m_item) const uint64_t key = view|item;
;
return key;
} }
void decode(uint32_t _key) void decode(uint32_t _key)
{ {
m_item = uint16_t(_key & UINT16_MAX); m_item = uint16_t( (_key & kBlitKeyItemMask) >> kBlitKeyItemShift);
m_view = ViewId(_key >> 24); m_view = ViewId( (_key & kBlitKeyViewMask) >> kBlitKeyViewShift);
} }
static uint32_t remapView(uint32_t _key, ViewId _viewRemap[BGFX_CONFIG_MAX_VIEWS]) static uint32_t remapView(uint32_t _key, ViewId _viewRemap[BGFX_CONFIG_MAX_VIEWS])
{ {
const ViewId oldView = ViewId(_key >> 24); const ViewId oldView = ViewId( (_key & kBlitKeyViewMask) >> kBlitKeyViewShift);
const uint32_t view = uint32_t(_viewRemap[oldView]) << 24; const uint32_t view = uint32_t( (_viewRemap[oldView] << kBlitKeyViewShift) & kBlitKeyViewMask);
const uint32_t key = (_key & ~UINT32_C(0xff000000) ) | view; const uint32_t key = (_key & ~kBlitKeyViewMask) | view;
return key; return key;
} }