diff options
Diffstat (limited to 'source/blender/gpu')
| -rw-r--r-- | source/blender/gpu/intern/gpu_batch.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/source/blender/gpu/intern/gpu_batch.c b/source/blender/gpu/intern/gpu_batch.c index 75989db9ecf..731407a64f9 100644 --- a/source/blender/gpu/intern/gpu_batch.c +++ b/source/blender/gpu/intern/gpu_batch.c @@ -919,8 +919,12 @@ void GPU_draw_list_submit(GPUDrawList *list) /* Only do multi-draw indirect if doing more than 2 drawcall. * This avoids the overhead of buffer mapping if scene is - * not very instance friendly. */ - if (USE_MULTI_DRAW_INDIRECT && cmd_len > 2) { + * not very instance friendly. + * BUT we also need to take into account the case where only + * a few instances are needed to finish filling a call buffer. */ + const bool do_mdi = (cmd_len > 2) || (list->cmd_offset + bytes_used == list->buffer_size); + + if (USE_MULTI_DRAW_INDIRECT && do_mdi) { GLenum prim = batch->gl_prim_type; glBindBuffer(GL_DRAW_INDIRECT_BUFFER, list->buffer_id); |