Beispiel #1
0
static void si_blit(struct pipe_context *ctx,
		    const struct pipe_blit_info *info)
{
	struct si_context *sctx = (struct si_context*)ctx;

	if (do_hardware_msaa_resolve(ctx, info)) {
		return;
	}

	assert(util_blitter_is_blit_supported(sctx->blitter, info));

	/* The driver doesn't decompress resources automatically while
	 * u_blitter is rendering. */
	si_decompress_subresource(ctx, info->src.resource, info->mask,
				  info->src.level,
				  info->src.box.z,
				  info->src.box.z + info->src.box.depth - 1);

	if (sctx->screen->b.debug_flags & DBG_FORCE_DMA &&
	    util_try_blit_via_copy_region(ctx, info))
		return;

	si_blitter_begin(ctx, SI_BLIT |
			 (info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
	util_blitter_blit(sctx->blitter, info);
	si_blitter_end(ctx);
}
Beispiel #2
0
static boolean si_generate_mipmap(struct pipe_context *ctx,
				  struct pipe_resource *tex,
				  enum pipe_format format,
				  unsigned base_level, unsigned last_level,
				  unsigned first_layer, unsigned last_layer)
{
	struct si_context *sctx = (struct si_context*)ctx;
	struct r600_texture *rtex = (struct r600_texture *)tex;

	if (!util_blitter_is_copy_supported(sctx->blitter, tex, tex))
		return false;

	/* The driver doesn't decompress resources automatically while
	 * u_blitter is rendering. */
	si_decompress_subresource(ctx, tex, PIPE_MASK_RGBAZS,
				  base_level, first_layer, last_layer);

	/* Clear dirty_level_mask for the levels that will be overwritten. */
	assert(base_level < last_level);
	rtex->dirty_level_mask &= ~u_bit_consecutive(base_level + 1,
						     last_level - base_level);

	si_blitter_begin(ctx, SI_BLIT | SI_DISABLE_RENDER_COND);
	util_blitter_generate_mipmap(sctx->blitter, tex, format,
				     base_level, last_level,
				     first_layer, last_layer);
	si_blitter_end(ctx);
	return true;
}
Beispiel #3
0
static void si_pipe_clear_buffer(struct pipe_context *ctx,
				 struct pipe_resource *dst,
				 unsigned offset, unsigned size,
				 const void *clear_value_ptr,
				 int clear_value_size)
{
	struct si_context *sctx = (struct si_context*)ctx;
	uint32_t dword_value;
	unsigned i;

	assert(offset % clear_value_size == 0);
	assert(size % clear_value_size == 0);

	if (clear_value_size > 4) {
		const uint32_t *u32 = clear_value_ptr;
		bool clear_dword_duplicated = true;

		/* See if we can lower large fills to dword fills. */
		for (i = 1; i < clear_value_size / 4; i++)
			if (u32[0] != u32[i]) {
				clear_dword_duplicated = false;
				break;
			}

		if (!clear_dword_duplicated) {
			/* Use transform feedback for 64-bit, 96-bit, and
			 * 128-bit fills.
			 */
			union pipe_color_union clear_value;

			memcpy(&clear_value, clear_value_ptr, clear_value_size);
			si_blitter_begin(ctx, SI_DISABLE_RENDER_COND);
			util_blitter_clear_buffer(sctx->blitter, dst, offset,
						  size, clear_value_size / 4,
						  &clear_value);
			si_blitter_end(ctx);
			return;
		}
	}

	/* Expand the clear value to a dword. */
	switch (clear_value_size) {
	case 1:
		dword_value = *(uint8_t*)clear_value_ptr;
		dword_value |= (dword_value << 8) |
			       (dword_value << 16) |
			       (dword_value << 24);
		break;
	case 2:
		dword_value = *(uint16_t*)clear_value_ptr;
		dword_value |= dword_value << 16;
		break;
	default:
		dword_value = *(uint32_t*)clear_value_ptr;
	}

	sctx->b.clear_buffer(ctx, dst, offset, size, dword_value,
			     R600_COHERENCY_SHADER);
}
Beispiel #4
0
static void si_blit_decompress_depth_in_place(struct si_context *sctx,
                                              struct r600_texture *texture,
					      bool is_stencil_sampler,
                                              unsigned first_level, unsigned last_level,
                                              unsigned first_layer, unsigned last_layer)
{
	struct pipe_surface *zsurf, surf_tmpl = {{0}};
	unsigned layer, max_layer, checked_last_layer, level;
	unsigned *dirty_level_mask;

	if (is_stencil_sampler) {
		sctx->db_flush_stencil_inplace = true;
		dirty_level_mask = &texture->stencil_dirty_level_mask;
	} else {
		sctx->db_flush_depth_inplace = true;
		dirty_level_mask = &texture->dirty_level_mask;
	}
	si_mark_atom_dirty(sctx, &sctx->db_render_state);

	surf_tmpl.format = texture->resource.b.b.format;

	for (level = first_level; level <= last_level; level++) {
		if (!(*dirty_level_mask & (1 << level)))
			continue;

		surf_tmpl.u.tex.level = level;

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&texture->resource.b.b, level);
		checked_last_layer = last_layer < max_layer ? last_layer : max_layer;

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			surf_tmpl.u.tex.first_layer = layer;
			surf_tmpl.u.tex.last_layer = layer;

			zsurf = sctx->b.b.create_surface(&sctx->b.b, &texture->resource.b.b, &surf_tmpl);

			si_blitter_begin(&sctx->b.b, SI_DECOMPRESS);
			util_blitter_custom_depth_stencil(sctx->blitter, zsurf, NULL, ~0,
							  sctx->custom_dsa_flush,
							  1.0f);
			si_blitter_end(&sctx->b.b);

			pipe_surface_reference(&zsurf, NULL);
		}

		/* The texture will always be dirty if some layers aren't flushed.
		 * I don't think this case occurs often though. */
		if (first_layer == 0 && last_layer == max_layer) {
			*dirty_level_mask &= ~(1 << level);
		}
	}

	sctx->db_flush_depth_inplace = false;
	sctx->db_flush_stencil_inplace = false;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);
}
Beispiel #5
0
static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
				     const struct pipe_blit_info *info)
{
	struct si_context *sctx = (struct si_context*)ctx;
	struct r600_texture *dst = (struct r600_texture*)info->dst.resource;
	unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
	unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
	enum pipe_format format = int_to_norm_format(info->dst.format);
	unsigned sample_mask = ~0;

	/* Hardware MSAA resolve doesn't work if SPI format = NORM16_ABGR and
	 * the format is R16G16. Use R16A16, which does work.
	 */
	if (format == PIPE_FORMAT_R16G16_UNORM)
		format = PIPE_FORMAT_R16A16_UNORM;
	if (format == PIPE_FORMAT_R16G16_SNORM)
		format = PIPE_FORMAT_R16A16_SNORM;

	if (info->src.resource->nr_samples > 1 &&
	    info->dst.resource->nr_samples <= 1 &&
	    util_max_layer(info->src.resource, 0) == 0 &&
	    util_max_layer(info->dst.resource, info->dst.level) == 0 &&
	    util_is_format_compatible(util_format_description(info->src.format),
				      util_format_description(info->dst.format)) &&
	    !util_format_is_pure_integer(format) &&
	    !util_format_is_depth_or_stencil(format) &&
	    !info->scissor_enable &&
	    (info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA &&
	    dst_width == info->src.resource->width0 &&
	    dst_height == info->src.resource->height0 &&
	    info->dst.box.x == 0 &&
	    info->dst.box.y == 0 &&
	    info->dst.box.width == dst_width &&
	    info->dst.box.height == dst_height &&
	    info->dst.box.depth == 1 &&
	    info->src.box.x == 0 &&
	    info->src.box.y == 0 &&
	    info->src.box.width == dst_width &&
	    info->src.box.height == dst_height &&
	    info->src.box.depth == 1 &&
	    dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
	    !(dst->surface.flags & RADEON_SURF_SCANOUT) &&
	    (!dst->cmask.size || !dst->dirty_level_mask) && /* dst cannot be fast-cleared */
	    !dst->dcc_offset) {
		si_blitter_begin(ctx, SI_COLOR_RESOLVE |
				 (info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
		util_blitter_custom_resolve_color(sctx->blitter,
						  info->dst.resource, info->dst.level,
						  info->dst.box.z,
						  info->src.resource, info->src.box.z,
						  sample_mask, sctx->custom_blend_resolve,
						  format);
		si_blitter_end(ctx);
		return true;
	}
	return false;
}
Beispiel #6
0
static void si_blit_decompress_color(struct pipe_context *ctx,
		struct r600_texture *rtex,
		unsigned first_level, unsigned last_level,
		unsigned first_layer, unsigned last_layer,
		bool need_dcc_decompress)
{
	struct si_context *sctx = (struct si_context *)ctx;
	void* custom_blend;
	unsigned layer, checked_last_layer, max_layer;
	unsigned level_mask =
		u_bit_consecutive(first_level, last_level - first_level + 1);

	if (!need_dcc_decompress)
		level_mask &= rtex->dirty_level_mask;
	if (!level_mask)
		return;

	if (rtex->dcc_offset && need_dcc_decompress) {
		custom_blend = sctx->custom_blend_dcc_decompress;
	} else if (rtex->fmask.size) {
		custom_blend = sctx->custom_blend_decompress;
	} else {
		custom_blend = sctx->custom_blend_fastclear;
	}

	while (level_mask) {
		unsigned level = u_bit_scan(&level_mask);

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&rtex->resource.b.b, level);
		checked_last_layer = MIN2(last_layer, max_layer);

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			struct pipe_surface *cbsurf, surf_tmpl;

			surf_tmpl.format = rtex->resource.b.b.format;
			surf_tmpl.u.tex.level = level;
			surf_tmpl.u.tex.first_layer = layer;
			surf_tmpl.u.tex.last_layer = layer;
			cbsurf = ctx->create_surface(ctx, &rtex->resource.b.b, &surf_tmpl);

			si_blitter_begin(ctx, SI_DECOMPRESS);
			util_blitter_custom_color(sctx->blitter, cbsurf, custom_blend);
			si_blitter_end(ctx);

			pipe_surface_reference(&cbsurf, NULL);
		}

		/* The texture will always be dirty if some layers aren't flushed.
		 * I don't think this case occurs often though. */
		if (first_layer == 0 && last_layer == max_layer) {
			rtex->dirty_level_mask &= ~(1 << level);
		}
	}
}
Beispiel #7
0
static void si_clear_render_target(struct pipe_context *ctx,
				   struct pipe_surface *dst,
				   const union pipe_color_union *color,
				   unsigned dstx, unsigned dsty,
				   unsigned width, unsigned height)
{
	struct si_context *sctx = (struct si_context *)ctx;

	si_blitter_begin(ctx, SI_CLEAR_SURFACE);
	util_blitter_clear_render_target(sctx->blitter, dst, color,
					 dstx, dsty, width, height);
	si_blitter_end(ctx);
}
Beispiel #8
0
static void si_clear_depth_stencil(struct pipe_context *ctx,
				   struct pipe_surface *dst,
				   unsigned clear_flags,
				   double depth,
				   unsigned stencil,
				   unsigned dstx, unsigned dsty,
				   unsigned width, unsigned height)
{
	struct si_context *sctx = (struct si_context *)ctx;

	si_blitter_begin(ctx, SI_CLEAR_SURFACE);
	util_blitter_clear_depth_stencil(sctx->blitter, dst, clear_flags, depth, stencil,
					 dstx, dsty, width, height);
	si_blitter_end(ctx);
}
Beispiel #9
0
static void si_clear_depth_stencil(struct pipe_context *ctx,
				   struct pipe_surface *dst,
				   unsigned clear_flags,
				   double depth,
				   unsigned stencil,
				   unsigned dstx, unsigned dsty,
				   unsigned width, unsigned height,
				   bool render_condition_enabled)
{
	struct si_context *sctx = (struct si_context *)ctx;

	si_blitter_begin(sctx, SI_CLEAR_SURFACE |
			 (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
	util_blitter_clear_depth_stencil(sctx->blitter, dst, clear_flags, depth, stencil,
					 dstx, dsty, width, height);
	si_blitter_end(sctx);
}
Beispiel #10
0
static void si_blit_decompress_color(struct pipe_context *ctx,
		struct r600_texture *rtex,
		unsigned first_level, unsigned last_level,
		unsigned first_layer, unsigned last_layer)
{
	struct si_context *sctx = (struct si_context *)ctx;
	unsigned layer, level, checked_last_layer, max_layer;

	if (!rtex->dirty_level_mask)
		return;

	for (level = first_level; level <= last_level; level++) {
		if (!(rtex->dirty_level_mask & (1 << level)))
			continue;

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&rtex->resource.b.b, level);
		checked_last_layer = last_layer < max_layer ? last_layer : max_layer;

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			struct pipe_surface *cbsurf, surf_tmpl;

			surf_tmpl.format = rtex->resource.b.b.format;
			surf_tmpl.u.tex.level = level;
			surf_tmpl.u.tex.first_layer = layer;
			surf_tmpl.u.tex.last_layer = layer;
			cbsurf = ctx->create_surface(ctx, &rtex->resource.b.b, &surf_tmpl);

			si_blitter_begin(ctx, SI_DECOMPRESS);
			util_blitter_custom_color(sctx->blitter, cbsurf,
				rtex->fmask.size ? sctx->custom_blend_decompress :
						   sctx->custom_blend_fastclear);
			si_blitter_end(ctx);

			pipe_surface_reference(&cbsurf, NULL);
		}

		/* The texture will always be dirty if some layers aren't flushed.
		 * I don't think this case occurs often though. */
		if (first_layer == 0 && last_layer == max_layer) {
			rtex->dirty_level_mask &= ~(1 << level);
		}
	}
}
Beispiel #11
0
static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
				     const struct pipe_blit_info *info)
{
	struct si_context *sctx = (struct si_context*)ctx;
	struct r600_texture *dst = (struct r600_texture*)info->dst.resource;
	unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
	unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
	enum pipe_format format = int_to_norm_format(info->dst.format);
	unsigned sample_mask = ~0;

	if (info->src.resource->nr_samples > 1 &&
	    info->dst.resource->nr_samples <= 1 &&
	    util_max_layer(info->src.resource, 0) == 0 &&
	    util_max_layer(info->dst.resource, info->dst.level) == 0 &&
	    info->dst.format == info->src.format &&
	    !util_format_is_pure_integer(format) &&
	    !util_format_is_depth_or_stencil(format) &&
	    !info->scissor_enable &&
	    (info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA &&
	    dst_width == info->src.resource->width0 &&
	    dst_height == info->src.resource->height0 &&
	    info->dst.box.x == 0 &&
	    info->dst.box.y == 0 &&
	    info->dst.box.width == dst_width &&
	    info->dst.box.height == dst_height &&
	    info->dst.box.depth == 1 &&
	    info->src.box.x == 0 &&
	    info->src.box.y == 0 &&
	    info->src.box.width == dst_width &&
	    info->src.box.height == dst_height &&
	    info->src.box.depth == 1 &&
	    dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
	    !(dst->surface.flags & RADEON_SURF_SCANOUT)) {
		si_blitter_begin(ctx, SI_COLOR_RESOLVE);
		util_blitter_custom_resolve_color(sctx->blitter,
						  info->dst.resource, info->dst.level,
						  info->dst.box.z,
						  info->src.resource, info->src.box.z,
						  sample_mask, sctx->custom_blend_resolve,
						  format);
		si_blitter_end(ctx);
		return true;
	}
	return false;
}
Beispiel #12
0
static void si_blit(struct pipe_context *ctx,
		    const struct pipe_blit_info *info)
{
	struct si_context *sctx = (struct si_context*)ctx;

	if (do_hardware_msaa_resolve(ctx, info)) {
		return;
	}

	assert(util_blitter_is_blit_supported(sctx->blitter, info));

	/* The driver doesn't decompress resources automatically while
	 * u_blitter is rendering. */
	si_decompress_subresource(ctx, info->src.resource, info->src.level,
				  info->src.box.z,
				  info->src.box.z + info->src.box.depth - 1);

	si_blitter_begin(ctx, SI_BLIT);
	util_blitter_blit(sctx->blitter, info);
	si_blitter_end(ctx);
}
Beispiel #13
0
static void si_clear_render_target(struct pipe_context *ctx,
				   struct pipe_surface *dst,
				   const union pipe_color_union *color,
				   unsigned dstx, unsigned dsty,
				   unsigned width, unsigned height,
				   bool render_condition_enabled)
{
	struct si_context *sctx = (struct si_context *)ctx;
	struct si_texture *sdst = (struct si_texture*)dst->texture;

	if (dst->texture->nr_samples <= 1 && !sdst->dcc_offset) {
		si_compute_clear_render_target(ctx, dst, color, dstx, dsty, width,
					       height, render_condition_enabled);
		return;
	}

	si_blitter_begin(sctx, SI_CLEAR_SURFACE |
			 (render_condition_enabled ? 0 : SI_DISABLE_RENDER_COND));
	util_blitter_clear_render_target(sctx->blitter, dst, color,
					 dstx, dsty, width, height);
	si_blitter_end(sctx);
}
Beispiel #14
0
static void si_clear(struct pipe_context *ctx, unsigned buffers,
		     const union pipe_color_union *color,
		     double depth, unsigned stencil)
{
	struct si_context *sctx = (struct si_context *)ctx;
	struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;

	if (buffers & PIPE_CLEAR_COLOR) {
		evergreen_do_fast_color_clear(&sctx->b, fb, &sctx->framebuffer.atom,
					      &buffers, color);
	}

	if (buffers & PIPE_CLEAR_COLOR) {
		int i;

		/* These buffers cannot use fast clear, make sure to disable expansion. */
		for (i = 0; i < fb->nr_cbufs; i++) {
			struct r600_texture *tex;

			/* If not clearing this buffer, skip. */
			if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
				continue;

			if (!fb->cbufs[i])
				continue;

			tex = (struct r600_texture *)fb->cbufs[i]->texture;
			if (tex->fmask.size == 0)
				tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
		}
	}

	si_blitter_begin(ctx, SI_CLEAR);
	util_blitter_clear(sctx->blitter, fb->width, fb->height,
			   util_framebuffer_get_num_layers(fb),
			   buffers, color, depth, stencil);
	si_blitter_end(ctx);
}
Beispiel #15
0
/* Helper function for si_blit_decompress_zs_in_place.
 */
static void
si_blit_decompress_zs_planes_in_place(struct si_context *sctx,
				      struct r600_texture *texture,
				      unsigned planes, unsigned level_mask,
				      unsigned first_layer, unsigned last_layer)
{
	struct pipe_surface *zsurf, surf_tmpl = {{0}};
	unsigned layer, max_layer, checked_last_layer;
	unsigned fully_decompressed_mask = 0;

	if (!level_mask)
		return;

	if (planes & PIPE_MASK_S)
		sctx->db_flush_stencil_inplace = true;
	if (planes & PIPE_MASK_Z)
		sctx->db_flush_depth_inplace = true;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);

	surf_tmpl.format = texture->resource.b.b.format;

	while (level_mask) {
		unsigned level = u_bit_scan(&level_mask);

		surf_tmpl.u.tex.level = level;

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&texture->resource.b.b, level);
		checked_last_layer = MIN2(last_layer, max_layer);

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			surf_tmpl.u.tex.first_layer = layer;
			surf_tmpl.u.tex.last_layer = layer;

			zsurf = sctx->b.b.create_surface(&sctx->b.b, &texture->resource.b.b, &surf_tmpl);

			si_blitter_begin(&sctx->b.b, SI_DECOMPRESS);
			util_blitter_custom_depth_stencil(sctx->blitter, zsurf, NULL, ~0,
							  sctx->custom_dsa_flush,
							  1.0f);
			si_blitter_end(&sctx->b.b);

			pipe_surface_reference(&zsurf, NULL);
		}

		/* The texture will always be dirty if some layers aren't flushed.
		 * I don't think this case occurs often though. */
		if (first_layer == 0 && last_layer == max_layer) {
			fully_decompressed_mask |= 1u << level;
		}
	}

	if (planes & PIPE_MASK_Z)
		texture->dirty_level_mask &= ~fully_decompressed_mask;
	if (planes & PIPE_MASK_S)
		texture->stencil_dirty_level_mask &= ~fully_decompressed_mask;

	sctx->db_flush_depth_inplace = false;
	sctx->db_flush_stencil_inplace = false;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);
}
Beispiel #16
0
static unsigned
si_blit_dbcb_copy(struct si_context *sctx,
		  struct r600_texture *src,
		  struct r600_texture *dst,
		  unsigned planes, unsigned level_mask,
		  unsigned first_layer, unsigned last_layer,
		  unsigned first_sample, unsigned last_sample)
{
	struct pipe_surface surf_tmpl = {{0}};
	unsigned layer, sample, checked_last_layer, max_layer;
	unsigned fully_copied_levels = 0;

	if (planes & PIPE_MASK_Z)
		sctx->dbcb_depth_copy_enabled = true;
	if (planes & PIPE_MASK_S)
		sctx->dbcb_stencil_copy_enabled = true;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);

	assert(sctx->dbcb_depth_copy_enabled || sctx->dbcb_stencil_copy_enabled);

	while (level_mask) {
		unsigned level = u_bit_scan(&level_mask);

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&src->resource.b.b, level);
		checked_last_layer = MIN2(last_layer, max_layer);

		surf_tmpl.u.tex.level = level;

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			struct pipe_surface *zsurf, *cbsurf;

			surf_tmpl.format = src->resource.b.b.format;
			surf_tmpl.u.tex.first_layer = layer;
			surf_tmpl.u.tex.last_layer = layer;

			zsurf = sctx->b.b.create_surface(&sctx->b.b, &src->resource.b.b, &surf_tmpl);

			surf_tmpl.format = dst->resource.b.b.format;
			cbsurf = sctx->b.b.create_surface(&sctx->b.b, &dst->resource.b.b, &surf_tmpl);

			for (sample = first_sample; sample <= last_sample; sample++) {
				if (sample != sctx->dbcb_copy_sample) {
					sctx->dbcb_copy_sample = sample;
					si_mark_atom_dirty(sctx, &sctx->db_render_state);
				}

				si_blitter_begin(&sctx->b.b, SI_DECOMPRESS);
				util_blitter_custom_depth_stencil(sctx->blitter, zsurf, cbsurf, 1 << sample,
								  sctx->custom_dsa_flush, 1.0f);
				si_blitter_end(&sctx->b.b);
			}

			pipe_surface_reference(&zsurf, NULL);
			pipe_surface_reference(&cbsurf, NULL);
		}

		if (first_layer == 0 && last_layer >= max_layer &&
		    first_sample == 0 && last_sample >= u_max_sample(&src->resource.b.b))
			fully_copied_levels |= 1u << level;
	}

	sctx->dbcb_depth_copy_enabled = false;
	sctx->dbcb_stencil_copy_enabled = false;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);

	return fully_copied_levels;
}
Beispiel #17
0
void si_resource_copy_region(struct pipe_context *ctx,
			     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 si_context *sctx = (struct si_context *)ctx;
	struct pipe_surface *dst_view, dst_templ;
	struct pipe_sampler_view src_templ, *src_view;
	unsigned dst_width, dst_height, src_width0, src_height0;
	unsigned src_force_level = 0;
	struct pipe_box sbox, dstbox;

	/* Handle buffers first. */
	if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
		si_copy_buffer(sctx, dst, src, dstx, src_box->x, src_box->width);
		return;
	}

	assert(u_max_sample(dst) == u_max_sample(src));

	/* The driver doesn't decompress resources automatically while
	 * u_blitter is rendering. */
	si_decompress_subresource(ctx, src, PIPE_MASK_RGBAZS, src_level,
				  src_box->z, src_box->z + src_box->depth - 1);

	dst_width = u_minify(dst->width0, dst_level);
	dst_height = u_minify(dst->height0, dst_level);
	src_width0 = src->width0;
	src_height0 = src->height0;

	util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz);
	util_blitter_default_src_texture(&src_templ, src, src_level);

	if (util_format_is_compressed(src->format) ||
	    util_format_is_compressed(dst->format)) {
		unsigned blocksize = util_format_get_blocksize(src->format);

		if (blocksize == 8)
			src_templ.format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */
		else
			src_templ.format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */
		dst_templ.format = src_templ.format;

		dst_width = util_format_get_nblocksx(dst->format, dst_width);
		dst_height = util_format_get_nblocksy(dst->format, dst_height);
		src_width0 = util_format_get_nblocksx(src->format, src_width0);
		src_height0 = util_format_get_nblocksy(src->format, src_height0);

		dstx = util_format_get_nblocksx(dst->format, dstx);
		dsty = util_format_get_nblocksy(dst->format, dsty);

		sbox.x = util_format_get_nblocksx(src->format, src_box->x);
		sbox.y = util_format_get_nblocksy(src->format, src_box->y);
		sbox.z = src_box->z;
		sbox.width = util_format_get_nblocksx(src->format, src_box->width);
		sbox.height = util_format_get_nblocksy(src->format, src_box->height);
		sbox.depth = src_box->depth;
		src_box = &sbox;

		src_force_level = src_level;
	} else if (!util_blitter_is_copy_supported(sctx->blitter, dst, src) ||
		   /* also *8_SNORM has precision issues, use UNORM instead */
		   util_format_is_snorm8(src->format)) {
		if (util_format_is_subsampled_422(src->format)) {
			src_templ.format = PIPE_FORMAT_R8G8B8A8_UINT;
			dst_templ.format = PIPE_FORMAT_R8G8B8A8_UINT;

			dst_width = util_format_get_nblocksx(dst->format, dst_width);
			src_width0 = util_format_get_nblocksx(src->format, src_width0);

			dstx = util_format_get_nblocksx(dst->format, dstx);

			sbox = *src_box;
			sbox.x = util_format_get_nblocksx(src->format, src_box->x);
			sbox.width = util_format_get_nblocksx(src->format, src_box->width);
			src_box = &sbox;
		} else {
			unsigned blocksize = util_format_get_blocksize(src->format);

			switch (blocksize) {
			case 1:
				dst_templ.format = PIPE_FORMAT_R8_UNORM;
				src_templ.format = PIPE_FORMAT_R8_UNORM;
				break;
			case 2:
				dst_templ.format = PIPE_FORMAT_R8G8_UNORM;
				src_templ.format = PIPE_FORMAT_R8G8_UNORM;
				break;
			case 4:
				dst_templ.format = PIPE_FORMAT_R8G8B8A8_UNORM;
				src_templ.format = PIPE_FORMAT_R8G8B8A8_UNORM;
				break;
			case 8:
				dst_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
				src_templ.format = PIPE_FORMAT_R16G16B16A16_UINT;
				break;
			case 16:
				dst_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
				src_templ.format = PIPE_FORMAT_R32G32B32A32_UINT;
				break;
			default:
				fprintf(stderr, "Unhandled format %s with blocksize %u\n",
					util_format_short_name(src->format), blocksize);
				assert(0);
			}
		}
	}

	/* Initialize the surface. */
	dst_view = r600_create_surface_custom(ctx, dst, &dst_templ,
					      dst_width, dst_height);

	/* Initialize the sampler view. */
	src_view = si_create_sampler_view_custom(ctx, src, &src_templ,
						 src_width0, src_height0,
						 src_force_level);

	u_box_3d(dstx, dsty, dstz, abs(src_box->width), abs(src_box->height),
		 abs(src_box->depth), &dstbox);

	/* Copy. */
	si_blitter_begin(ctx, SI_COPY);
	util_blitter_blit_generic(sctx->blitter, dst_view, &dstbox,
				  src_view, src_box, src_width0, src_height0,
				  PIPE_MASK_RGBAZS, PIPE_TEX_FILTER_NEAREST, NULL,
				  FALSE);
	si_blitter_end(ctx);

	pipe_surface_reference(&dst_view, NULL);
	pipe_sampler_view_reference(&src_view, NULL);
}
Beispiel #18
0
static void si_clear(struct pipe_context *ctx, unsigned buffers,
		     const union pipe_color_union *color,
		     double depth, unsigned stencil)
{
	struct si_context *sctx = (struct si_context *)ctx;
	struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;
	struct pipe_surface *zsbuf = fb->zsbuf;
	struct r600_texture *zstex =
		zsbuf ? (struct r600_texture*)zsbuf->texture : NULL;

	if (buffers & PIPE_CLEAR_COLOR) {
		evergreen_do_fast_color_clear(&sctx->b, fb,
					      &sctx->framebuffer.atom, &buffers,
					      &sctx->framebuffer.dirty_cbufs,
					      color);
		if (!buffers)
			return; /* all buffers have been fast cleared */
	}

	if (buffers & PIPE_CLEAR_COLOR) {
		int i;

		/* These buffers cannot use fast clear, make sure to disable expansion. */
		for (i = 0; i < fb->nr_cbufs; i++) {
			struct r600_texture *tex;

			/* If not clearing this buffer, skip. */
			if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
				continue;

			if (!fb->cbufs[i])
				continue;

			tex = (struct r600_texture *)fb->cbufs[i]->texture;
			if (tex->fmask.size == 0)
				tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
		}
	}

	if (zstex && zstex->htile_buffer &&
	    zsbuf->u.tex.level == 0 &&
	    zsbuf->u.tex.first_layer == 0 &&
	    zsbuf->u.tex.last_layer == util_max_layer(&zstex->resource.b.b, 0)) {
		if (buffers & PIPE_CLEAR_DEPTH) {
			/* Need to disable EXPCLEAR temporarily if clearing
			 * to a new value. */
			if (!zstex->depth_cleared || zstex->depth_clear_value != depth) {
				sctx->db_depth_disable_expclear = true;
			}

			zstex->depth_clear_value = depth;
			sctx->framebuffer.dirty_zsbuf = true;
			si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_DEPTH_CLEAR */
			sctx->db_depth_clear = true;
			si_mark_atom_dirty(sctx, &sctx->db_render_state);
		}

		if (buffers & PIPE_CLEAR_STENCIL) {
			stencil &= 0xff;

			/* Need to disable EXPCLEAR temporarily if clearing
			 * to a new value. */
			if (!zstex->stencil_cleared || zstex->stencil_clear_value != stencil) {
				sctx->db_stencil_disable_expclear = true;
			}

			zstex->stencil_clear_value = stencil;
			sctx->framebuffer.dirty_zsbuf = true;
			si_mark_atom_dirty(sctx, &sctx->framebuffer.atom); /* updates DB_STENCIL_CLEAR */
			sctx->db_stencil_clear = true;
			si_mark_atom_dirty(sctx, &sctx->db_render_state);
		}
	}

	si_blitter_begin(ctx, SI_CLEAR);
	util_blitter_clear(sctx->blitter, fb->width, fb->height,
			   util_framebuffer_get_num_layers(fb),
			   buffers, color, depth, stencil);
	si_blitter_end(ctx);

	if (sctx->db_depth_clear) {
		sctx->db_depth_clear = false;
		sctx->db_depth_disable_expclear = false;
		zstex->depth_cleared = true;
		si_mark_atom_dirty(sctx, &sctx->db_render_state);
	}

	if (sctx->db_stencil_clear) {
		sctx->db_stencil_clear = false;
		sctx->db_stencil_disable_expclear = false;
		zstex->stencil_cleared = true;
		si_mark_atom_dirty(sctx, &sctx->db_render_state);
	}
}
Beispiel #19
0
static void si_resource_copy_region(struct pipe_context *ctx,
				    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 si_context *sctx = (struct si_context *)ctx;
	struct r600_texture *rdst = (struct r600_texture*)dst;
	struct pipe_surface *dst_view, dst_templ;
	struct pipe_sampler_view src_templ, *src_view;
	struct texture_orig_info orig_info[2];
	struct pipe_box sbox, dstbox;
	boolean restore_orig[2];

	/* Fallback for buffers. */
	if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
		si_copy_buffer(sctx, dst, src, dstx, src_box->x, src_box->width);
		return;
	}

	memset(orig_info, 0, sizeof(orig_info));

	/* The driver doesn't decompress resources automatically while
	 * u_blitter is rendering. */
	si_decompress_subresource(ctx, src, src_level,
				  src_box->z, src_box->z + src_box->depth - 1);

	restore_orig[0] = restore_orig[1] = FALSE;

	if (util_format_is_compressed(src->format) &&
	    util_format_is_compressed(dst->format)) {
		si_compressed_to_blittable(src, src_level, &orig_info[0]);
		restore_orig[0] = TRUE;
		sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x);
		sbox.y = util_format_get_nblocksy(orig_info[0].format, src_box->y);
		sbox.z = src_box->z;
		sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width);
		sbox.height = util_format_get_nblocksy(orig_info[0].format, src_box->height);
		sbox.depth = src_box->depth;
		src_box = &sbox;

		si_compressed_to_blittable(dst, dst_level, &orig_info[1]);
		restore_orig[1] = TRUE;
		/* translate the dst box as well */
		dstx = util_format_get_nblocksx(orig_info[1].format, dstx);
		dsty = util_format_get_nblocksy(orig_info[1].format, dsty);
	} else if (!util_blitter_is_copy_supported(sctx->blitter, dst, src)) {
		if (util_format_is_subsampled_422(src->format)) {
			/* XXX untested */
			si_change_format(src, src_level, &orig_info[0],
					 PIPE_FORMAT_R8G8B8A8_UINT);
			si_change_format(dst, dst_level, &orig_info[1],
					 PIPE_FORMAT_R8G8B8A8_UINT);

			sbox = *src_box;
			sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x);
			sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width);
			src_box = &sbox;
			dstx = util_format_get_nblocksx(orig_info[1].format, dstx);

			restore_orig[0] = TRUE;
			restore_orig[1] = TRUE;
		} else {
			unsigned blocksize = util_format_get_blocksize(src->format);

			switch (blocksize) {
			case 1:
				si_change_format(src, src_level, &orig_info[0],
						PIPE_FORMAT_R8_UNORM);
				si_change_format(dst, dst_level, &orig_info[1],
						PIPE_FORMAT_R8_UNORM);
				break;
			case 2:
				si_change_format(src, src_level, &orig_info[0],
						PIPE_FORMAT_R8G8_UNORM);
				si_change_format(dst, dst_level, &orig_info[1],
						PIPE_FORMAT_R8G8_UNORM);
				break;
			case 4:
				si_change_format(src, src_level, &orig_info[0],
						PIPE_FORMAT_R8G8B8A8_UNORM);
				si_change_format(dst, dst_level, &orig_info[1],
						PIPE_FORMAT_R8G8B8A8_UNORM);
				break;
			case 8:
				si_change_format(src, src_level, &orig_info[0],
						PIPE_FORMAT_R16G16B16A16_UINT);
				si_change_format(dst, dst_level, &orig_info[1],
						PIPE_FORMAT_R16G16B16A16_UINT);
				break;
			case 16:
				si_change_format(src, src_level, &orig_info[0],
						PIPE_FORMAT_R32G32B32A32_UINT);
				si_change_format(dst, dst_level, &orig_info[1],
						PIPE_FORMAT_R32G32B32A32_UINT);
				break;
			default:
				fprintf(stderr, "Unhandled format %s with blocksize %u\n",
					util_format_short_name(src->format), blocksize);
				assert(0);
			}
			restore_orig[0] = TRUE;
			restore_orig[1] = TRUE;
		}
	}

	/* Initialize the surface. */
	util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz);
	dst_view = r600_create_surface_custom(ctx, dst, &dst_templ,
					      rdst->surface.level[dst_level].npix_x,
					      rdst->surface.level[dst_level].npix_y);

	/* Initialize the sampler view. */
	util_blitter_default_src_texture(&src_templ, src, src_level);
	src_view = ctx->create_sampler_view(ctx, src, &src_templ);

	u_box_3d(dstx, dsty, dstz, abs(src_box->width), abs(src_box->height),
		 abs(src_box->depth), &dstbox);

	/* Copy. */
	si_blitter_begin(ctx, SI_COPY);
	util_blitter_blit_generic(sctx->blitter, dst_view, &dstbox,
				  src_view, src_box, src->width0, src->height0,
				  PIPE_MASK_RGBAZS, PIPE_TEX_FILTER_NEAREST, NULL);
	si_blitter_end(ctx);

	pipe_surface_reference(&dst_view, NULL);
	pipe_sampler_view_reference(&src_view, NULL);

	if (restore_orig[0])
		si_reset_blittable_to_orig(src, src_level, &orig_info[0]);

	if (restore_orig[1])
		si_reset_blittable_to_orig(dst, dst_level, &orig_info[1]);
}
Beispiel #20
0
static void si_blit_decompress_depth(struct pipe_context *ctx,
				     struct r600_texture *texture,
				     struct r600_texture *staging,
				     unsigned first_level, unsigned last_level,
				     unsigned first_layer, unsigned last_layer,
				     unsigned first_sample, unsigned last_sample)
{
	struct si_context *sctx = (struct si_context *)ctx;
	unsigned layer, level, sample, checked_last_layer, max_layer;
	float depth = 1.0f;
	const struct util_format_description *desc;

	assert(staging != NULL && "use si_blit_decompress_zs_in_place instead");

	desc = util_format_description(staging->resource.b.b.format);

	if (util_format_has_depth(desc))
		sctx->dbcb_depth_copy_enabled = true;
	if (util_format_has_stencil(desc))
		sctx->dbcb_stencil_copy_enabled = true;

	assert(sctx->dbcb_depth_copy_enabled || sctx->dbcb_stencil_copy_enabled);

	for (level = first_level; level <= last_level; level++) {
		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&texture->resource.b.b, level);
		checked_last_layer = MIN2(last_layer, max_layer);

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			for (sample = first_sample; sample <= last_sample; sample++) {
				struct pipe_surface *zsurf, *cbsurf, surf_tmpl;

				sctx->dbcb_copy_sample = sample;
				si_mark_atom_dirty(sctx, &sctx->db_render_state);

				surf_tmpl.format = texture->resource.b.b.format;
				surf_tmpl.u.tex.level = level;
				surf_tmpl.u.tex.first_layer = layer;
				surf_tmpl.u.tex.last_layer = layer;

				zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl);

				surf_tmpl.format = staging->resource.b.b.format;
				cbsurf = ctx->create_surface(ctx,
						(struct pipe_resource*)staging, &surf_tmpl);

				si_blitter_begin(ctx, SI_DECOMPRESS);
				util_blitter_custom_depth_stencil(sctx->blitter, zsurf, cbsurf, 1 << sample,
								  sctx->custom_dsa_flush, depth);
				si_blitter_end(ctx);

				pipe_surface_reference(&zsurf, NULL);
				pipe_surface_reference(&cbsurf, NULL);
			}
		}
	}

	sctx->dbcb_depth_copy_enabled = false;
	sctx->dbcb_stencil_copy_enabled = false;
	si_mark_atom_dirty(sctx, &sctx->db_render_state);
}
Beispiel #21
0
static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
				     const struct pipe_blit_info *info)
{
	struct si_context *sctx = (struct si_context*)ctx;
	struct r600_texture *src = (struct r600_texture*)info->src.resource;
	struct r600_texture *dst = (struct r600_texture*)info->dst.resource;
	unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
	unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
	enum pipe_format format = info->src.format;
	unsigned sample_mask = ~0;
	struct pipe_resource *tmp, templ;
	struct pipe_blit_info blit;

	/* Check basic requirements for hw resolve. */
	if (!(info->src.resource->nr_samples > 1 &&
	      info->dst.resource->nr_samples <= 1 &&
	      !util_format_is_pure_integer(format) &&
	      !util_format_is_depth_or_stencil(format) &&
	      util_max_layer(info->src.resource, 0) == 0))
		return false;

	/* Hardware MSAA resolve doesn't work if SPI format = NORM16_ABGR and
	 * the format is R16G16. Use R16A16, which does work.
	 */
	if (format == PIPE_FORMAT_R16G16_UNORM)
		format = PIPE_FORMAT_R16A16_UNORM;
	if (format == PIPE_FORMAT_R16G16_SNORM)
		format = PIPE_FORMAT_R16A16_SNORM;

	/* Check the remaining requirements for hw resolve. */
	if (util_max_layer(info->dst.resource, info->dst.level) == 0 &&
	    !info->scissor_enable &&
	    (info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA &&
	    util_is_format_compatible(util_format_description(info->src.format),
				      util_format_description(info->dst.format)) &&
	    dst_width == info->src.resource->width0 &&
	    dst_height == info->src.resource->height0 &&
	    info->dst.box.x == 0 &&
	    info->dst.box.y == 0 &&
	    info->dst.box.width == dst_width &&
	    info->dst.box.height == dst_height &&
	    info->dst.box.depth == 1 &&
	    info->src.box.x == 0 &&
	    info->src.box.y == 0 &&
	    info->src.box.width == dst_width &&
	    info->src.box.height == dst_height &&
	    info->src.box.depth == 1 &&
	    dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
	    (!dst->cmask.size || !dst->dirty_level_mask)) { /* dst cannot be fast-cleared */
		/* Check the last constraint. */
		if (src->surface.micro_tile_mode != dst->surface.micro_tile_mode) {
			/* The next fast clear will switch to this mode to
			 * get direct hw resolve next time if the mode is
			 * different now.
			 */
			src->last_msaa_resolve_target_micro_mode =
				dst->surface.micro_tile_mode;
			goto resolve_to_temp;
		}

		/* Resolving into a surface with DCC is unsupported. Since
		 * it's being overwritten anyway, clear it to uncompressed.
		 * This is still the fastest codepath even with this clear.
		 */
		if (dst->dcc_offset &&
		    dst->surface.level[info->dst.level].dcc_enabled) {
			vi_dcc_clear_level(&sctx->b, dst, info->dst.level,
					   0xFFFFFFFF);
			dst->dirty_level_mask &= ~(1 << info->dst.level);
		}

		/* Resolve directly from src to dst. */
		si_blitter_begin(ctx, SI_COLOR_RESOLVE |
				 (info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
		util_blitter_custom_resolve_color(sctx->blitter,
						  info->dst.resource, info->dst.level,
						  info->dst.box.z,
						  info->src.resource, info->src.box.z,
						  sample_mask, sctx->custom_blend_resolve,
						  format);
		si_blitter_end(ctx);
		return true;
	}

resolve_to_temp:
	/* Shader-based resolve is VERY SLOW. Instead, resolve into
	 * a temporary texture and blit.
	 */
	memset(&templ, 0, sizeof(templ));
	templ.target = PIPE_TEXTURE_2D;
	templ.format = info->src.resource->format;
	templ.width0 = info->src.resource->width0;
	templ.height0 = info->src.resource->height0;
	templ.depth0 = 1;
	templ.array_size = 1;
	templ.usage = PIPE_USAGE_DEFAULT;
	templ.flags = R600_RESOURCE_FLAG_FORCE_TILING |
		      R600_RESOURCE_FLAG_DISABLE_DCC;

	/* The src and dst microtile modes must be the same. */
	if (src->surface.micro_tile_mode == V_009910_ADDR_SURF_DISPLAY_MICRO_TILING)
		templ.bind = PIPE_BIND_SCANOUT;
	else
		templ.bind = 0;

	tmp = ctx->screen->resource_create(ctx->screen, &templ);
	if (!tmp)
		return false;

	assert(src->surface.micro_tile_mode ==
	       ((struct r600_texture*)tmp)->surface.micro_tile_mode);

	/* resolve */
	si_blitter_begin(ctx, SI_COLOR_RESOLVE |
			 (info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
	util_blitter_custom_resolve_color(sctx->blitter, tmp, 0, 0,
					  info->src.resource, info->src.box.z,
					  sample_mask, sctx->custom_blend_resolve,
					  format);
	si_blitter_end(ctx);

	/* blit */
	blit = *info;
	blit.src.resource = tmp;
	blit.src.box.z = 0;

	si_blitter_begin(ctx, SI_BLIT |
			 (info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
	util_blitter_blit(sctx->blitter, &blit);
	si_blitter_end(ctx);

	pipe_resource_reference(&tmp, NULL);
	return true;
}
Beispiel #22
0
static void si_blit_decompress_depth(struct pipe_context *ctx,
				     struct r600_texture *texture,
				     struct r600_texture *staging,
				     unsigned first_level, unsigned last_level,
				     unsigned first_layer, unsigned last_layer,
				     unsigned first_sample, unsigned last_sample)
{
	struct si_context *sctx = (struct si_context *)ctx;
	unsigned layer, level, sample, checked_last_layer, max_layer, max_sample;
	float depth = 1.0f;
	const struct util_format_description *desc;
	void **custom_dsa;
	struct r600_texture *flushed_depth_texture = staging ?
			staging : texture->flushed_depth_texture;

	if (!staging && !texture->dirty_level_mask)
		return;

	max_sample = u_max_sample(&texture->resource.b.b);

	desc = util_format_description(flushed_depth_texture->resource.b.b.format);
	switch (util_format_has_depth(desc) | util_format_has_stencil(desc) << 1) {
	default:
		assert(!"No depth or stencil to uncompress");
		return;
	case 3:
		custom_dsa = sctx->custom_dsa_flush_depth_stencil;
		break;
	case 2:
		custom_dsa = sctx->custom_dsa_flush_stencil;
		break;
	case 1:
		custom_dsa = sctx->custom_dsa_flush_depth;
		break;
	}

	for (level = first_level; level <= last_level; level++) {
		if (!staging && !(texture->dirty_level_mask & (1 << level)))
			continue;

		/* The smaller the mipmap level, the less layers there are
		 * as far as 3D textures are concerned. */
		max_layer = util_max_layer(&texture->resource.b.b, level);
		checked_last_layer = last_layer < max_layer ? last_layer : max_layer;

		for (layer = first_layer; layer <= checked_last_layer; layer++) {
			for (sample = first_sample; sample <= last_sample; sample++) {
				struct pipe_surface *zsurf, *cbsurf, surf_tmpl;

				surf_tmpl.format = texture->resource.b.b.format;
				surf_tmpl.u.tex.level = level;
				surf_tmpl.u.tex.first_layer = layer;
				surf_tmpl.u.tex.last_layer = layer;

				zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl);

				surf_tmpl.format = flushed_depth_texture->resource.b.b.format;
				cbsurf = ctx->create_surface(ctx,
						(struct pipe_resource*)flushed_depth_texture, &surf_tmpl);

				si_blitter_begin(ctx, SI_DECOMPRESS);
				util_blitter_custom_depth_stencil(sctx->blitter, zsurf, cbsurf, 1 << sample,
								  custom_dsa[sample], depth);
				si_blitter_end(ctx);

				pipe_surface_reference(&zsurf, NULL);
				pipe_surface_reference(&cbsurf, NULL);
			}
		}

		/* The texture will always be dirty if some layers aren't flushed.
		 * I don't think this case can occur though. */
		if (!staging &&
		    first_layer == 0 && last_layer == max_layer &&
		    first_sample == 0 && last_sample == max_sample) {
			texture->dirty_level_mask &= ~(1 << level);
		}
	}
}
Beispiel #23
0
static void si_clear(struct pipe_context *ctx, unsigned buffers,
		     const union pipe_color_union *color,
		     double depth, unsigned stencil)
{
	struct si_context *sctx = (struct si_context *)ctx;
	struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;
	struct pipe_surface *zsbuf = fb->zsbuf;
	struct si_texture *zstex =
		zsbuf ? (struct si_texture*)zsbuf->texture : NULL;

	if (buffers & PIPE_CLEAR_COLOR) {
		si_do_fast_color_clear(sctx, &buffers, color);
		if (!buffers)
			return; /* all buffers have been fast cleared */

		/* These buffers cannot use fast clear, make sure to disable expansion. */
		for (unsigned i = 0; i < fb->nr_cbufs; i++) {
			struct si_texture *tex;

			/* If not clearing this buffer, skip. */
			if (!(buffers & (PIPE_CLEAR_COLOR0 << i)) || !fb->cbufs[i])
				continue;

			tex = (struct si_texture *)fb->cbufs[i]->texture;
			if (tex->surface.fmask_size == 0)
				tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
		}
	}

	if (zstex &&
	    si_htile_enabled(zstex, zsbuf->u.tex.level) &&
	    zsbuf->u.tex.first_layer == 0 &&
	    zsbuf->u.tex.last_layer == util_max_layer(&zstex->buffer.b.b, 0)) {
		/* TC-compatible HTILE only supports depth clears to 0 or 1. */
		if (buffers & PIPE_CLEAR_DEPTH &&
		    (!zstex->tc_compatible_htile ||
		     depth == 0 || depth == 1)) {
			/* Need to disable EXPCLEAR temporarily if clearing
			 * to a new value. */
			if (!zstex->depth_cleared || zstex->depth_clear_value != depth) {
				sctx->db_depth_disable_expclear = true;
			}

			if (zstex->depth_clear_value != (float)depth) {
				/* Update DB_DEPTH_CLEAR. */
				zstex->depth_clear_value = depth;
				sctx->framebuffer.dirty_zsbuf = true;
				si_mark_atom_dirty(sctx, &sctx->atoms.s.framebuffer);
			}
			sctx->db_depth_clear = true;
			si_mark_atom_dirty(sctx, &sctx->atoms.s.db_render_state);
		}

		/* TC-compatible HTILE only supports stencil clears to 0. */
		if (buffers & PIPE_CLEAR_STENCIL &&
		    (!zstex->tc_compatible_htile || stencil == 0)) {
			stencil &= 0xff;

			/* Need to disable EXPCLEAR temporarily if clearing
			 * to a new value. */
			if (!zstex->stencil_cleared || zstex->stencil_clear_value != stencil) {
				sctx->db_stencil_disable_expclear = true;
			}

			if (zstex->stencil_clear_value != (uint8_t)stencil) {
				/* Update DB_STENCIL_CLEAR. */
				zstex->stencil_clear_value = stencil;
				sctx->framebuffer.dirty_zsbuf = true;
				si_mark_atom_dirty(sctx, &sctx->atoms.s.framebuffer);
			}
			sctx->db_stencil_clear = true;
			si_mark_atom_dirty(sctx, &sctx->atoms.s.db_render_state);
		}

		/* TODO: Find out what's wrong here. Fast depth clear leads to
		 * corruption in ARK: Survival Evolved, but that may just be
		 * a coincidence and the root cause is elsewhere.
		 *
		 * The corruption can be fixed by putting the DB flush before
		 * or after the depth clear. (surprisingly)
		 *
		 * https://bugs.freedesktop.org/show_bug.cgi?id=102955 (apitrace)
		 *
		 * This hack decreases back-to-back ClearDepth performance.
		 */
		if ((sctx->db_depth_clear || sctx->db_stencil_clear) &&
		    sctx->screen->options.clear_db_cache_before_clear)
			sctx->flags |= SI_CONTEXT_FLUSH_AND_INV_DB;
	}

	si_blitter_begin(sctx, SI_CLEAR);
	util_blitter_clear(sctx->blitter, fb->width, fb->height,
			   util_framebuffer_get_num_layers(fb),
			   buffers, color, depth, stencil);
	si_blitter_end(sctx);

	if (sctx->db_depth_clear) {
		sctx->db_depth_clear = false;
		sctx->db_depth_disable_expclear = false;
		zstex->depth_cleared = true;
		si_mark_atom_dirty(sctx, &sctx->atoms.s.db_render_state);
	}

	if (sctx->db_stencil_clear) {
		sctx->db_stencil_clear = false;
		sctx->db_stencil_disable_expclear = false;
		zstex->stencil_cleared = true;
		si_mark_atom_dirty(sctx, &sctx->atoms.s.db_render_state);
	}
}