diff options
Diffstat (limited to 'src/intel/blorp')
| -rw-r--r-- | src/intel/blorp/blorp.c | 104 | ||||
| -rw-r--r-- | src/intel/blorp/blorp.h | 6 |
2 files changed, 58 insertions, 52 deletions
diff --git a/src/intel/blorp/blorp.c b/src/intel/blorp/blorp.c index ea3b8252a2a..fe5dccdeb59 100644 --- a/src/intel/blorp/blorp.c +++ b/src/intel/blorp/blorp.c @@ -286,60 +286,66 @@ blorp_ensure_sf_program(struct blorp_context *blorp, } void -blorp_gen6_hiz_op(struct blorp_batch *batch, - struct blorp_surf *surf, unsigned level, unsigned layer, - enum blorp_hiz_op op) +blorp_hiz_op(struct blorp_batch *batch, struct blorp_surf *surf, + uint32_t level, uint32_t start_layer, uint32_t num_layers, + enum blorp_hiz_op op) { struct blorp_params params; blorp_params_init(¶ms); params.hiz_op = op; - brw_blorp_surface_info_init(batch->blorp, ¶ms.depth, surf, level, layer, - surf->surf->format, true); - - /* Align the rectangle primitive to 8x4 pixels. - * - * During fast depth clears, the emitted rectangle primitive must be - * aligned to 8x4 pixels. From the Ivybridge PRM, Vol 2 Part 1 Section - * 11.5.3.1 Depth Buffer Clear (and the matching section in the Sandybridge - * PRM): - * If Number of Multisamples is NUMSAMPLES_1, the rectangle must be - * aligned to an 8x4 pixel block relative to the upper left corner - * of the depth buffer [...] - * - * For hiz resolves, the rectangle must also be 8x4 aligned. Item - * WaHizAmbiguate8x4Aligned from the Haswell workarounds page and the - * Ivybridge simulator require the alignment. - * - * To be safe, let's just align the rect for all hiz operations and all - * hardware generations. - * - * However, for some miptree slices of a Z24 texture, emitting an 8x4 - * aligned rectangle that covers the slice may clobber adjacent slices if - * we strictly adhered to the texture alignments specified in the PRM. The - * Ivybridge PRM, Section "Alignment Unit Size", states that - * SURFACE_STATE.Surface_Horizontal_Alignment should be 4 for Z24 surfaces, - * not 8. But commit 1f112cc increased the alignment from 4 to 8, which - * prevents the clobbering. - */ - params.x1 = minify(params.depth.surf.logical_level0_px.width, - params.depth.view.base_level); - params.y1 = minify(params.depth.surf.logical_level0_px.height, - params.depth.view.base_level); - params.x1 = ALIGN(params.x1, 8); - params.y1 = ALIGN(params.y1, 4); - - if (params.depth.view.base_level == 0) { - /* TODO: What about MSAA? */ - params.depth.surf.logical_level0_px.width = params.x1; - params.depth.surf.logical_level0_px.height = params.y1; + for (uint32_t a = 0; a < num_layers; a++) { + const uint32_t layer = start_layer + a; + + brw_blorp_surface_info_init(batch->blorp, ¶ms.depth, surf, level, + layer, surf->surf->format, true); + + /* Align the rectangle primitive to 8x4 pixels. + * + * During fast depth clears, the emitted rectangle primitive must be + * aligned to 8x4 pixels. From the Ivybridge PRM, Vol 2 Part 1 Section + * 11.5.3.1 Depth Buffer Clear (and the matching section in the + * Sandybridge PRM): + * + * If Number of Multisamples is NUMSAMPLES_1, the rectangle must be + * aligned to an 8x4 pixel block relative to the upper left corner + * of the depth buffer [...] + * + * For hiz resolves, the rectangle must also be 8x4 aligned. Item + * WaHizAmbiguate8x4Aligned from the Haswell workarounds page and the + * Ivybridge simulator require the alignment. + * + * To be safe, let's just align the rect for all hiz operations and all + * hardware generations. + * + * However, for some miptree slices of a Z24 texture, emitting an 8x4 + * aligned rectangle that covers the slice may clobber adjacent slices + * if we strictly adhered to the texture alignments specified in the + * PRM. The Ivybridge PRM, Section "Alignment Unit Size", states that + * SURFACE_STATE.Surface_Horizontal_Alignment should be 4 for Z24 + * surfaces, not 8. But commit 1f112cc increased the alignment from 4 to + * 8, which prevents the clobbering. + */ + params.x1 = minify(params.depth.surf.logical_level0_px.width, + params.depth.view.base_level); + params.y1 = minify(params.depth.surf.logical_level0_px.height, + params.depth.view.base_level); + params.x1 = ALIGN(params.x1, 8); + params.y1 = ALIGN(params.y1, 4); + + if (params.depth.view.base_level == 0) { + /* TODO: What about MSAA? */ + params.depth.surf.logical_level0_px.width = params.x1; + params.depth.surf.logical_level0_px.height = params.y1; + } + + params.dst.surf.samples = params.depth.surf.samples; + params.dst.surf.logical_level0_px = params.depth.surf.logical_level0_px; + params.depth_format = + isl_format_get_depth_format(surf->surf->format, false); + params.num_samples = params.depth.surf.samples; + + batch->blorp->exec(batch, ¶ms); } - - params.dst.surf.samples = params.depth.surf.samples; - params.dst.surf.logical_level0_px = params.depth.surf.logical_level0_px; - params.depth_format = isl_format_get_depth_format(surf->surf->format, false); - params.num_samples = params.depth.surf.samples; - - batch->blorp->exec(batch, ¶ms); } diff --git a/src/intel/blorp/blorp.h b/src/intel/blorp/blorp.h index eab75d70ab9..744c1b1ea0a 100644 --- a/src/intel/blorp/blorp.h +++ b/src/intel/blorp/blorp.h @@ -209,9 +209,9 @@ enum blorp_hiz_op { }; void -blorp_gen6_hiz_op(struct blorp_batch *batch, - struct blorp_surf *surf, unsigned level, unsigned layer, - enum blorp_hiz_op op); +blorp_hiz_op(struct blorp_batch *batch, struct blorp_surf *surf, + uint32_t level, uint32_t start_layer, uint32_t num_layers, + enum blorp_hiz_op op); #ifdef __cplusplus } /* end extern "C" */ |