diff options
Diffstat (limited to 'source/blender/gpu/intern/gpu_index_buffer_private.hh')
| -rw-r--r-- | source/blender/gpu/intern/gpu_index_buffer_private.hh | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/source/blender/gpu/intern/gpu_index_buffer_private.hh b/source/blender/gpu/intern/gpu_index_buffer_private.hh index 9323a81d393..6ce62ae852e 100644 --- a/source/blender/gpu/intern/gpu_index_buffer_private.hh +++ b/source/blender/gpu/intern/gpu_index_buffer_private.hh @@ -45,6 +45,8 @@ class IndexBuf { bool is_init_ = false; /** Is this object only a reference to a subrange of another IndexBuf. */ bool is_subrange_ = false; + /** True if buffer only contains restart indices. */ + bool is_empty_ = false; union { /** Mapped buffer data. non-NULL indicates not yet sent to VRAM. */ @@ -61,9 +63,12 @@ class IndexBuf { void init_subrange(IndexBuf *elem_src, uint start, uint length); void init_build_on_device(uint index_len); + /* Returns render index count (not precise). */ uint32_t index_len_get() const { - return index_len_; + /* Return 0 to bypass drawing for index buffers full of restart indices. + * They can lead to graphical glitches on some systems. (See T96892) */ + return is_empty_ ? 0 : index_len_; } /* Return size in byte of the drawable data buffer range. Actual buffer size might be bigger. */ size_t size_get() const |