/* * Copyright (c) 2012-2015 Etnaviv Project * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sub license, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Authors: * Wladimir J. van der Laan */ #include "etnaviv_clear_blit.h" #include "hw/common.xml.h" #include "etnaviv_context.h" #include "etnaviv_emit.h" #include "etnaviv_emit.h" #include "etnaviv_format.h" #include "etnaviv_resource.h" #include "etnaviv_surface.h" #include "etnaviv_translate.h" #include "pipe/p_defines.h" #include "pipe/p_state.h" #include "util/u_blitter.h" #include "util/u_inlines.h" #include "util/u_memory.h" #include "util/u_surface.h" /* Save current state for blitter operation */ static void etna_blit_save_state(struct etna_context *ctx) { util_blitter_save_vertex_buffer_slot(ctx->blitter, ctx->vertex_buffer.vb); util_blitter_save_vertex_elements(ctx->blitter, ctx->vertex_elements); util_blitter_save_vertex_shader(ctx->blitter, ctx->shader.bind_vs); util_blitter_save_rasterizer(ctx->blitter, ctx->rasterizer); util_blitter_save_viewport(ctx->blitter, &ctx->viewport_s); util_blitter_save_scissor(ctx->blitter, &ctx->scissor_s); util_blitter_save_fragment_shader(ctx->blitter, ctx->shader.bind_fs); util_blitter_save_blend(ctx->blitter, ctx->blend); util_blitter_save_depth_stencil_alpha(ctx->blitter, ctx->zsa); util_blitter_save_stencil_ref(ctx->blitter, &ctx->stencil_ref_s); util_blitter_save_sample_mask(ctx->blitter, ctx->sample_mask); util_blitter_save_framebuffer(ctx->blitter, &ctx->framebuffer_s); util_blitter_save_fragment_sampler_states(ctx->blitter, ctx->num_fragment_samplers, (void **)ctx->sampler); util_blitter_save_fragment_sampler_views(ctx->blitter, ctx->num_fragment_sampler_views, ctx->sampler_view); } /* Generate clear command for a surface (non-fast clear case) */ void etna_rs_gen_clear_surface(struct etna_context *ctx, struct etna_surface *surf, uint32_t clear_value) { struct etna_resource *dst = etna_resource(surf->base.texture); uint32_t format = translate_rs_format(surf->base.format); if (format == ETNA_NO_MATCH) { BUG("etna_rs_gen_clear_surface: Unhandled clear fmt %s", util_format_name(surf->base.format)); format = RS_FORMAT_A8R8G8B8; assert(0); } /* use tiled clear if width is multiple of 16 */ bool tiled_clear = (surf->surf.padded_width & ETNA_RS_WIDTH_MASK) == 0 && (surf->surf.padded_height & ETNA_RS_HEIGHT_MASK) == 0; etna_compile_rs_state( ctx, &surf->clear_command, &(struct rs_state) { .source_format = format, .dest_format = format, .dest = dst->bo, .dest_offset = surf->surf.offset, .dest_stride = surf->surf.stride, .dest_padded_height = surf->surf.padded_height, .dest_tiling = tiled_clear ? dst->layout : ETNA_LAYOUT_LINEAR, .dither = {0xffffffff, 0xffffffff}, .width = surf->surf.padded_width, /* These must be padded to 16x4 if !LINEAR, otherwise RS will hang */ .height = surf->surf.padded_height, .clear_value = {clear_value}, .clear_mode = VIVS_RS_CLEAR_CONTROL_MODE_ENABLED1, .clear_bits = 0xffff }); } static void etna_blit_clear_color(struct pipe_context *pctx, struct pipe_surface *dst, const union pipe_color_union *color) { struct etna_context *ctx = etna_context(pctx); struct etna_surface *surf = etna_surface(dst); uint32_t new_clear_value = translate_clear_color(surf->base.format, color); if (surf->surf.ts_size) { /* TS: use precompiled clear command */ ctx->framebuffer.TS_COLOR_CLEAR_VALUE = new_clear_value; if (!DBG_ENABLED(ETNA_DBG_NO_AUTODISABLE) && VIV_FEATURE(ctx->screen, chipMinorFeatures1, AUTO_DISABLE)) { /* Set number of color tiles to be filled */ etna_set_state(ctx->stream, VIVS_TS_COLOR_AUTO_DISABLE_COUNT, surf->surf.padded_width * surf->surf.padded_height / 16); ctx->framebuffer.TS_MEM_CONFIG |= VIVS_TS_MEM_CONFIG_COLOR_AUTO_DISABLE; } surf->level->ts_valid = true; ctx->dirty |= ETNA_DIRTY_TS; } else if (unlikely(new_clear_value != surf->level->clear_value)) { /* Queue normal RS clear for non-TS surfaces */ /* If clear color changed, re-generate stored command */ etna_rs_gen_clear_surface(ctx, surf, new_clear_value); } etna_submit_rs_state(ctx, &surf->clear_command); surf->level->clear_value = new_clear_value; resource_written(ctx, surf->base.texture); etna_resource(surf->base.texture)->seqno++; } static void etna_blit_clear_zs(struct pipe_context *pctx, struct pipe_surface *dst, unsigned buffers, double depth, unsigned stencil) { struct etna_context *ctx = etna_context(pctx); struct etna_surface *surf = etna_surface(dst); uint32_t new_clear_value = translate_clear_depth_stencil(surf->base.format, depth, stencil); uint32_t new_clear_bits = 0, clear_bits_depth, clear_bits_stencil; /* Get the channels to clear */ switch (surf->base.format) { case PIPE_FORMAT_Z16_UNORM: clear_bits_depth = 0xffff; clear_bits_stencil = 0; break; case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_S8_UINT_Z24_UNORM: clear_bits_depth = 0xeeee; clear_bits_stencil = 0x1111; break; default: clear_bits_depth = clear_bits_stencil = 0xffff; break; } if (buffers & PIPE_CLEAR_DEPTH) new_clear_bits |= clear_bits_depth; if (buffers & PIPE_CLEAR_STENCIL) new_clear_bits |= clear_bits_stencil; /* FIXME: when tile status is enabled, this becomes more complex as * we may separately clear the depth from the stencil. In this case, * we want to resolve the surface, and avoid using the tile status. * We may be better off recording the pending clear operation, * delaying the actual clear to the first use. This way, we can merge * consecutive clears together. */ if (surf->surf.ts_size) { /* TS: use precompiled clear command */ /* Set new clear depth value */ ctx->framebuffer.TS_DEPTH_CLEAR_VALUE = new_clear_value; if (!DBG_ENABLED(ETNA_DBG_NO_AUTODISABLE) && VIV_FEATURE(ctx->screen, chipMinorFeatures1, AUTO_DISABLE)) { /* Set number of depth tiles to be filled */ etna_set_state(ctx->stream, VIVS_TS_DEPTH_AUTO_DISABLE_COUNT, surf->surf.padded_width * surf->surf.padded_height / 16); ctx->framebuffer.TS_MEM_CONFIG |= VIVS_TS_MEM_CONFIG_DEPTH_AUTO_DISABLE; } surf->level->ts_valid = true; ctx->dirty |= ETNA_DIRTY_TS; } else { if (unlikely(new_clear_value != surf->level->clear_value)) { /* Queue normal RS clear for non-TS surfaces */ /* If clear depth value changed, re-generate stored command */ etna_rs_gen_clear_surface(ctx, surf, new_clear_value); } /* Update the channels to be cleared */ etna_modify_rs_clearbits(&surf->clear_command, new_clear_bits); } etna_submit_rs_state(ctx, &surf->clear_command); surf->level->clear_value = new_clear_value; resource_written(ctx, surf->base.texture); etna_resource(surf->base.texture)->seqno++; } static void etna_clear(struct pipe_context *pctx, unsigned buffers, const union pipe_color_union *color, double depth, unsigned stencil) { struct etna_context *ctx = etna_context(pctx); /* Flush color and depth cache before clearing anything. * This is especially important when coming from another surface, as * otherwise it may clear part of the old surface instead. */ etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH); etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); /* Preparation: Flush the TS if needed. This must be done after flushing * color and depth, otherwise it can result in crashes */ bool need_ts_flush = false; if ((buffers & PIPE_CLEAR_COLOR) && ctx->framebuffer_s.nr_cbufs) { struct etna_surface *surf = etna_surface(ctx->framebuffer_s.cbufs[0]); if (surf->surf.ts_size) need_ts_flush = true; } if ((buffers & PIPE_CLEAR_DEPTHSTENCIL) && ctx->framebuffer_s.zsbuf != NULL) { struct etna_surface *surf = etna_surface(ctx->framebuffer_s.zsbuf); if (surf->surf.ts_size) need_ts_flush = true; } if (need_ts_flush) etna_set_state(ctx->stream, VIVS_TS_FLUSH_CACHE, VIVS_TS_FLUSH_CACHE_FLUSH); /* No need to set up the TS here as RS clear operations (in contrast to * resolve and copy) do not require the TS state. */ if (buffers & PIPE_CLEAR_COLOR) { for (int idx = 0; idx < ctx->framebuffer_s.nr_cbufs; ++idx) { etna_blit_clear_color(pctx, ctx->framebuffer_s.cbufs[idx], &color[idx]); } } /* Flush the color and depth caches before each RS clear operation * This fixes a hang on GC600. */ if (buffers & PIPE_CLEAR_DEPTHSTENCIL && buffers & PIPE_CLEAR_COLOR) etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH); if ((buffers & PIPE_CLEAR_DEPTHSTENCIL) && ctx->framebuffer_s.zsbuf != NULL) etna_blit_clear_zs(pctx, ctx->framebuffer_s.zsbuf, buffers, depth, stencil); etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); } static void etna_clear_render_target(struct pipe_context *pctx, struct pipe_surface *dst, const union pipe_color_union *color, unsigned dstx, unsigned dsty, unsigned width, unsigned height, bool render_condition_enabled) { struct etna_context *ctx = etna_context(pctx); /* XXX could fall back to RS when target area is full screen / resolveable * and no TS. */ etna_blit_save_state(ctx); util_blitter_clear_render_target(ctx->blitter, dst, color, dstx, dsty, width, height); } static void etna_clear_depth_stencil(struct pipe_context *pctx, struct pipe_surface *dst, unsigned clear_flags, double depth, unsigned stencil, unsigned dstx, unsigned dsty, unsigned width, unsigned height, bool render_condition_enabled) { struct etna_context *ctx = etna_context(pctx); /* XXX could fall back to RS when target area is full screen / resolveable * and no TS. */ etna_blit_save_state(ctx); util_blitter_clear_depth_stencil(ctx->blitter, dst, clear_flags, depth, stencil, dstx, dsty, width, height); } static void etna_resource_copy_region(struct pipe_context *pctx, struct pipe_resource *dst, unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz, struct pipe_resource *src, unsigned src_level, const struct pipe_box *src_box) { struct etna_context *ctx = etna_context(pctx); /* The resource must be of the same format. */ assert(src->format == dst->format); /* Resources with nr_samples > 1 are not allowed. */ assert(src->nr_samples <= 1 && dst->nr_samples <= 1); /* XXX we can use the RS as a literal copy engine here * the only complexity is tiling; the size of the boxes needs to be aligned * to the tile size * how to handle the case where a resource is copied from/to a non-aligned * position? * from non-aligned: can fall back to rendering-based copy? * to non-aligned: can fall back to rendering-based copy? * XXX this goes wrong when source surface is supertiled. */ if (util_blitter_is_copy_supported(ctx->blitter, dst, src)) { etna_blit_save_state(ctx); util_blitter_copy_texture(ctx->blitter, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box); } else { util_resource_copy_region(pctx, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box); } } static bool etna_manual_blit(struct etna_resource *dst, struct etna_resource_level *dst_lev, unsigned int dst_offset, struct etna_resource *src, struct etna_resource_level *src_lev, unsigned int src_offset, const struct pipe_blit_info *blit_info) { void *smap, *srow, *dmap, *drow; size_t tile_size; assert(src->layout == ETNA_LAYOUT_TILED); assert(dst->layout == ETNA_LAYOUT_TILED); assert(src->base.nr_samples == 0); assert(dst->base.nr_samples == 0); tile_size = util_format_get_blocksize(blit_info->src.format) * 4 * 4; smap = etna_bo_map(src->bo); if (!smap) return false; dmap = etna_bo_map(dst->bo); if (!dmap) return false; srow = smap + src_offset; drow = dmap + dst_offset; etna_bo_cpu_prep(src->bo, DRM_ETNA_PREP_READ); etna_bo_cpu_prep(dst->bo, DRM_ETNA_PREP_WRITE); for (int y = 0; y < blit_info->src.box.height; y += 4) { memcpy(drow, srow, tile_size * blit_info->src.box.width); srow += src_lev->stride * 4; drow += dst_lev->stride * 4; } etna_bo_cpu_fini(dst->bo); etna_bo_cpu_fini(src->bo); return true; } static bool etna_try_rs_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { struct etna_context *ctx = etna_context(pctx); struct etna_resource *src = etna_resource(blit_info->src.resource); struct etna_resource *dst = etna_resource(blit_info->dst.resource); struct compiled_rs_state copy_to_screen; uint32_t ts_mem_config = 0; int msaa_xscale = 1, msaa_yscale = 1; /* Ensure that the level is valid */ assert(blit_info->src.level <= src->base.last_level); assert(blit_info->dst.level <= dst->base.last_level); if (!translate_samples_to_xyscale(src->base.nr_samples, &msaa_xscale, &msaa_yscale, NULL)) return FALSE; /* The width/height are in pixels; they do not change as a result of * multi-sampling. So, when blitting from a 4x multisampled surface * to a non-multisampled surface, the width and height will be * identical. As we do not support scaling, reject different sizes. */ if (blit_info->dst.box.width != blit_info->src.box.width || blit_info->dst.box.height != blit_info->src.box.height) { DBG("scaling requested: source %dx%d destination %dx%d", blit_info->src.box.width, blit_info->src.box.height, blit_info->dst.box.width, blit_info->dst.box.height); return FALSE; } /* No masks - RS can't copy specific channels */ unsigned mask = util_format_get_mask(blit_info->dst.format); if ((blit_info->mask & mask) != mask) { DBG("sub-mask requested: 0x%02x vs format mask 0x%02x", blit_info->mask, mask); return FALSE; } unsigned src_format = etna_compatible_rs_format(blit_info->src.format); unsigned dst_format = etna_compatible_rs_format(blit_info->src.format); if (translate_rs_format(src_format) == ETNA_NO_MATCH || translate_rs_format(dst_format) == ETNA_NO_MATCH || blit_info->scissor_enable || blit_info->src.box.x != 0 || blit_info->src.box.y != 0 || blit_info->dst.box.x != 0 || blit_info->dst.box.y != 0 || blit_info->dst.box.depth != blit_info->src.box.depth || blit_info->dst.box.depth != 1) { return FALSE; } /* Ensure that the Z coordinate is sane */ if (dst->base.target != PIPE_TEXTURE_CUBE) assert(blit_info->dst.box.z == 0); if (src->base.target != PIPE_TEXTURE_CUBE) assert(blit_info->src.box.z == 0); assert(blit_info->src.box.z < src->base.array_size); assert(blit_info->dst.box.z < dst->base.array_size); struct etna_resource_level *src_lev = &src->levels[blit_info->src.level]; struct etna_resource_level *dst_lev = &dst->levels[blit_info->dst.level]; /* we may be given coordinates up to the padded width to avoid * any alignment issues with different tiling formats */ assert((blit_info->src.box.x + blit_info->src.box.width) * msaa_xscale <= src_lev->padded_width); assert((blit_info->src.box.y + blit_info->src.box.height) * msaa_yscale <= src_lev->padded_height); assert(blit_info->dst.box.x + blit_info->dst.box.width <= dst_lev->padded_width); assert(blit_info->dst.box.y + blit_info->dst.box.height <= dst_lev->padded_height); unsigned src_offset = src_lev->offset + blit_info->src.box.z * src_lev->layer_stride; unsigned dst_offset = dst_lev->offset + blit_info->dst.box.z * dst_lev->layer_stride; if (src_lev->padded_width <= ETNA_RS_WIDTH_MASK || dst_lev->padded_width <= ETNA_RS_WIDTH_MASK || src_lev->padded_height <= ETNA_RS_HEIGHT_MASK || dst_lev->padded_height <= ETNA_RS_HEIGHT_MASK) goto manual; /* If the width is not aligned to the RS width, but is within our * padding, adjust the width to suite the RS width restriction. * Note: the RS width/height are converted to source samples here. */ unsigned int width = blit_info->src.box.width * msaa_xscale; unsigned int height = blit_info->src.box.height * msaa_yscale; unsigned int w_align = ETNA_RS_WIDTH_MASK + 1; unsigned int h_align = (ETNA_RS_HEIGHT_MASK + 1) * ctx->specs.pixel_pipes; if (width & (w_align - 1) && width >= src_lev->width * msaa_xscale && width >= dst_lev->width) width = align(width, w_align); if (height & (h_align - 1) && height >= src_lev->height * msaa_yscale && height >= dst_lev->height) height = align(height, h_align); /* The padded dimensions are in samples */ if (width > src_lev->padded_width || width > dst_lev->padded_width * msaa_xscale || height > src_lev->padded_height || height > dst_lev->padded_height * msaa_yscale) goto manual; if (src->base.nr_samples > 1) { uint32_t msaa_format = translate_msaa_format(src_format); assert(msaa_format != ETNA_NO_MATCH); ts_mem_config |= VIVS_TS_MEM_CONFIG_MSAA | msaa_format; } uint32_t to_flush = 0; if (src->base.bind & PIPE_BIND_RENDER_TARGET) to_flush |= VIVS_GL_FLUSH_CACHE_COLOR; if (src->base.bind & PIPE_BIND_DEPTH_STENCIL) to_flush |= VIVS_GL_FLUSH_CACHE_DEPTH; if (to_flush) { etna_set_state(ctx->stream, VIVS_GL_FLUSH_CACHE, to_flush); etna_stall(ctx->stream, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE); } /* Set up color TS to source surface before blit, if needed */ if (src->levels[blit_info->src.level].ts_size && src->levels[blit_info->src.level].ts_valid) { struct etna_reloc reloc; unsigned ts_offset = src_lev->ts_offset + blit_info->src.box.z * src_lev->ts_layer_stride; etna_set_state(ctx->stream, VIVS_TS_MEM_CONFIG, VIVS_TS_MEM_CONFIG_COLOR_FAST_CLEAR | ts_mem_config); memset(&reloc, 0, sizeof(struct etna_reloc)); reloc.bo = src->ts_bo; reloc.offset = ts_offset; reloc.flags = ETNA_RELOC_READ; etna_set_state_reloc(ctx->stream, VIVS_TS_COLOR_STATUS_BASE, &reloc); memset(&reloc, 0, sizeof(struct etna_reloc)); reloc.bo = src->bo; reloc.offset = src_offset; reloc.flags = ETNA_RELOC_READ; etna_set_state_reloc(ctx->stream, VIVS_TS_COLOR_SURFACE_BASE, &reloc); etna_set_state(ctx->stream, VIVS_TS_COLOR_CLEAR_VALUE, src->levels[blit_info->src.level].clear_value); } else { etna_set_state(ctx->stream, VIVS_TS_MEM_CONFIG, ts_mem_config); } ctx->dirty |= ETNA_DIRTY_TS; /* Kick off RS here */ etna_compile_rs_state(ctx, ©_to_screen, &(struct rs_state) { .source_format = translate_rs_format(src_format), .source_tiling = src->layout, .source = src->bo, .source_offset = src_offset, .source_stride = src_lev->stride, .source_padded_height = src_lev->padded_height, .dest_format = translate_rs_format(dst_format), .dest_tiling = dst->layout, .dest = dst->bo, .dest_offset = dst_offset, .dest_stride = dst_lev->stride, .dest_padded_height = dst_lev->padded_height, .downsample_x = msaa_xscale > 1, .downsample_y = msaa_yscale > 1, .swap_rb = translate_rb_src_dst_swap(src->base.format, dst->base.format), .dither = {0xffffffff, 0xffffffff}, // XXX dither when going from 24 to 16 bit? .clear_mode = VIVS_RS_CLEAR_CONTROL_MODE_DISABLED, .width = width, .height = height }); etna_submit_rs_state(ctx, ©_to_screen); resource_written(ctx, &dst->base); dst->seqno++; dst->levels[blit_info->dst.level].ts_valid = false; return TRUE; manual: if (src->layout == ETNA_LAYOUT_TILED && dst->layout == ETNA_LAYOUT_TILED) { etna_resource_wait(pctx, dst); etna_resource_wait(pctx, src); return etna_manual_blit(dst, dst_lev, dst_offset, src, src_lev, src_offset, blit_info); } return FALSE; } static void etna_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { /* This is a more extended version of resource_copy_region */ /* TODO Some cases can be handled by RS; if not, fall back to rendering or * even CPU copy block of pixels from info->src to info->dst * (resource, level, box, format); * function is used for scaling, flipping in x and y direction (negative * width/height), format conversion, mask and filter and even a scissor rectangle * * What can the RS do for us: * convert between tiling formats (layouts) * downsample 2x in x and y * convert between a limited number of pixel formats * * For the rest, fall back to util_blitter * XXX this goes wrong when source surface is supertiled. */ struct etna_context *ctx = etna_context(pctx); struct pipe_blit_info info = *blit_info; if (info.src.resource->nr_samples > 1 && info.dst.resource->nr_samples <= 1 && !util_format_is_depth_or_stencil(info.src.resource->format) && !util_format_is_pure_integer(info.src.resource->format)) { DBG("color resolve unimplemented"); return; } if (etna_try_rs_blit(pctx, blit_info)) return; if (util_try_blit_via_copy_region(pctx, blit_info)) return; if (info.mask & PIPE_MASK_S) { DBG("cannot blit stencil, skipping"); info.mask &= ~PIPE_MASK_S; } if (!util_blitter_is_blit_supported(ctx->blitter, &info)) { DBG("blit unsupported %s -> %s", util_format_short_name(info.src.resource->format), util_format_short_name(info.dst.resource->format)); return; } etna_blit_save_state(ctx); util_blitter_blit(ctx->blitter, &info); } static void etna_flush_resource(struct pipe_context *pctx, struct pipe_resource *prsc) { struct etna_resource *rsc = etna_resource(prsc); if (rsc->scanout) etna_copy_resource(pctx, rsc->scanout->prime, prsc, 0, 0); } void etna_copy_resource(struct pipe_context *pctx, struct pipe_resource *dst, struct pipe_resource *src, int first_level, int last_level) { struct etna_resource *src_priv = etna_resource(src); struct etna_resource *dst_priv = etna_resource(dst); assert(src->format == dst->format); assert(src->array_size == dst->array_size); assert(last_level <= dst->last_level && last_level <= src->last_level); struct pipe_blit_info blit = {}; blit.mask = util_format_get_mask(dst->format); blit.filter = PIPE_TEX_FILTER_NEAREST; blit.src.resource = src; blit.src.format = src->format; blit.dst.resource = dst; blit.dst.format = dst->format; blit.dst.box.depth = blit.src.box.depth = 1; /* Copy each level and each layer */ for (int level = first_level; level <= last_level; level++) { blit.src.level = blit.dst.level = level; blit.src.box.width = blit.dst.box.width = MIN2(src_priv->levels[level].width, dst_priv->levels[level].width); blit.src.box.height = blit.dst.box.height = MIN2(src_priv->levels[level].height, dst_priv->levels[level].height); for (int layer = 0; layer < dst->array_size; layer++) { blit.src.box.z = blit.dst.box.z = layer; pctx->blit(pctx, &blit); } } } void etna_clear_blit_init(struct pipe_context *pctx) { pctx->clear = etna_clear; pctx->clear_render_target = etna_clear_render_target; pctx->clear_depth_stencil = etna_clear_depth_stencil; pctx->resource_copy_region = etna_resource_copy_region; pctx->blit = etna_blit; pctx->flush_resource = etna_flush_resource; }