From e208d7f8744819a0dfb8f717a7e175f41225ba83 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Mon, 16 Oct 2017 12:28:17 -0700 Subject: [PATCH] i965: Only resolve texture levels/layers that are accessed. This should avoid unnecessary resolves when working with texture views. Reviewed-by: Topi Pohjolainen Reviewed-by; Jason Ekstrand --- src/mesa/drivers/dri/i965/brw_draw.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c index f9a8264f27f..53d973f3761 100644 --- a/src/mesa/drivers/dri/i965/brw_draw.c +++ b/src/mesa/drivers/dri/i965/brw_draw.c @@ -399,12 +399,26 @@ brw_predraw_resolve_inputs(struct brw_context *brw) enum isl_format view_format = translate_tex_format(brw, tex_obj->_Format, sampler->sRGBDecode); + unsigned min_level, min_layer, num_levels, num_layers; + if (tex_obj->base.Immutable) { + min_level = tex_obj->base.MinLevel; + num_levels = MIN2(tex_obj->base.NumLevels, tex_obj->_MaxLevel + 1); + min_layer = tex_obj->base.MinLayer; + num_layers = tex_obj->base.Target != GL_TEXTURE_3D ? + tex_obj->base.NumLayers : INTEL_REMAINING_LAYERS; + } else { + min_level = tex_obj->base.BaseLevel; + num_levels = tex_obj->_MaxLevel - tex_obj->base.BaseLevel + 1; + min_layer = 0; + num_layers = INTEL_REMAINING_LAYERS; + } + const bool disable_aux = intel_disable_rb_aux_buffer(brw, tex_obj->mt, "for sampling"); intel_miptree_prepare_texture(brw, tex_obj->mt, view_format, - 0, INTEL_REMAINING_LEVELS, - 0, INTEL_REMAINING_LAYERS, + min_level, num_levels, + min_layer, num_layers, disable_aux); brw_render_cache_set_check_flush(brw, tex_obj->mt->bo); -- 2.30.2