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-rw-r--r--src/gallium/drivers/radeonsi/si_blit.c704
1 files changed, 704 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c
new file mode 100644
index 00000000000..589d8f55638
--- /dev/null
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -0,0 +1,704 @@
+/*
+ * Copyright 2010 Jerome Glisse <[email protected]>
+ *
+ * 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
+ * on 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 AUTHOR(S) AND/OR THEIR SUPPLIERS 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.
+ */
+#include "util/u_surface.h"
+#include "util/u_blitter.h"
+#include "util/u_format.h"
+#include "si_pipe.h"
+#include "si_state.h"
+
+enum r600_blitter_op /* bitmask */
+{
+ R600_SAVE_TEXTURES = 1,
+ R600_SAVE_FRAMEBUFFER = 2,
+ R600_DISABLE_RENDER_COND = 4,
+
+ R600_CLEAR = 0,
+
+ R600_CLEAR_SURFACE = R600_SAVE_FRAMEBUFFER,
+
+ R600_COPY = R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES |
+ R600_DISABLE_RENDER_COND,
+
+ R600_BLIT = R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES |
+ R600_DISABLE_RENDER_COND,
+
+ R600_DECOMPRESS = R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND,
+
+ R600_COLOR_RESOLVE = R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND
+};
+
+static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+
+ r600_context_queries_suspend(rctx);
+
+ util_blitter_save_blend(rctx->blitter, rctx->queued.named.blend);
+ util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->queued.named.dsa);
+ util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref);
+ util_blitter_save_rasterizer(rctx->blitter, rctx->queued.named.rasterizer);
+ util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader);
+ util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader);
+ util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements);
+ if (rctx->queued.named.viewport) {
+ util_blitter_save_viewport(rctx->blitter, &rctx->queued.named.viewport->viewport);
+ }
+ util_blitter_save_vertex_buffer_slot(rctx->blitter, rctx->vertex_buffer);
+ util_blitter_save_so_targets(rctx->blitter, rctx->b.streamout.num_targets,
+ (struct pipe_stream_output_target**)rctx->b.streamout.targets);
+
+ if (op & R600_SAVE_FRAMEBUFFER)
+ util_blitter_save_framebuffer(rctx->blitter, &rctx->framebuffer);
+
+ if (op & R600_SAVE_TEXTURES) {
+ util_blitter_save_fragment_sampler_states(
+ rctx->blitter, rctx->samplers[PIPE_SHADER_FRAGMENT].n_samplers,
+ (void**)rctx->samplers[PIPE_SHADER_FRAGMENT].samplers);
+
+ util_blitter_save_fragment_sampler_views(rctx->blitter,
+ util_last_bit(rctx->samplers[PIPE_SHADER_FRAGMENT].views.desc.enabled_mask &
+ ((1 << NUM_TEX_UNITS) - 1)),
+ rctx->samplers[PIPE_SHADER_FRAGMENT].views.views);
+ }
+
+ if ((op & R600_DISABLE_RENDER_COND) && rctx->current_render_cond) {
+ rctx->saved_render_cond = rctx->current_render_cond;
+ rctx->saved_render_cond_cond = rctx->current_render_cond_cond;
+ rctx->saved_render_cond_mode = rctx->current_render_cond_mode;
+ rctx->b.b.render_condition(&rctx->b.b, NULL, FALSE, 0);
+ }
+
+}
+
+static void r600_blitter_end(struct pipe_context *ctx)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ if (rctx->saved_render_cond) {
+ rctx->b.b.render_condition(&rctx->b.b,
+ rctx->saved_render_cond,
+ rctx->saved_render_cond_cond,
+ rctx->saved_render_cond_mode);
+ rctx->saved_render_cond = NULL;
+ }
+ r600_context_queries_resume(rctx);
+}
+
+static unsigned u_max_sample(struct pipe_resource *r)
+{
+ return r->nr_samples ? r->nr_samples - 1 : 0;
+}
+
+static void r600_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 r600_context *rctx = (struct r600_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 = rctx->custom_dsa_flush_depth_stencil;
+ break;
+ case 2:
+ custom_dsa = rctx->custom_dsa_flush_stencil;
+ break;
+ case 1:
+ custom_dsa = rctx->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);
+
+ r600_blitter_begin(ctx, R600_DECOMPRESS);
+ util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, 1 << sample,
+ custom_dsa[sample], depth);
+ r600_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);
+ }
+ }
+}
+
+static void si_blit_decompress_depth_in_place(struct r600_context *rctx,
+ struct r600_texture *texture,
+ 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;
+
+ surf_tmpl.format = texture->resource.b.b.format;
+
+ for (level = first_level; level <= last_level; level++) {
+ if (!(texture->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 = rctx->b.b.create_surface(&rctx->b.b, &texture->resource.b.b, &surf_tmpl);
+
+ r600_blitter_begin(&rctx->b.b, R600_DECOMPRESS);
+ util_blitter_custom_depth_stencil(rctx->blitter, zsurf, NULL, ~0,
+ rctx->custom_dsa_flush_inplace,
+ 1.0f);
+ r600_blitter_end(&rctx->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) {
+ texture->dirty_level_mask &= ~(1 << level);
+ }
+ }
+}
+
+void si_flush_depth_textures(struct r600_context *rctx,
+ struct r600_textures_info *textures)
+{
+ unsigned i;
+
+ for (i = 0; i < textures->n_views; ++i) {
+ struct pipe_sampler_view *view;
+ struct r600_texture *tex;
+
+ view = textures->views.views[i];
+ if (!view) continue;
+
+ tex = (struct r600_texture *)view->texture;
+ if (!tex->is_depth || tex->is_flushing_texture)
+ continue;
+
+ si_blit_decompress_depth_in_place(rctx, tex,
+ view->u.tex.first_level, view->u.tex.last_level,
+ 0, util_max_layer(&tex->resource.b.b, view->u.tex.first_level));
+ }
+}
+
+static void r600_blit_decompress_color(struct pipe_context *ctx,
+ struct r600_texture *rtex,
+ unsigned first_level, unsigned last_level,
+ unsigned first_layer, unsigned last_layer)
+{
+ struct r600_context *rctx = (struct r600_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);
+
+ r600_blitter_begin(ctx, R600_DECOMPRESS);
+ util_blitter_custom_color(rctx->blitter, cbsurf,
+ rctx->custom_blend_decompress);
+ r600_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);
+ }
+ }
+}
+
+void r600_decompress_color_textures(struct r600_context *rctx,
+ struct r600_textures_info *textures)
+{
+ unsigned i;
+ unsigned mask = textures->compressed_colortex_mask;
+
+ while (mask) {
+ struct pipe_sampler_view *view;
+ struct r600_texture *tex;
+
+ i = u_bit_scan(&mask);
+
+ view = textures->views.views[i];
+ assert(view);
+
+ tex = (struct r600_texture *)view->texture;
+ assert(tex->cmask.size || tex->fmask.size);
+
+ r600_blit_decompress_color(&rctx->b.b, tex,
+ view->u.tex.first_level, view->u.tex.last_level,
+ 0, util_max_layer(&tex->resource.b.b, view->u.tex.first_level));
+ }
+}
+
+static void r600_clear(struct pipe_context *ctx, unsigned buffers,
+ const union pipe_color_union *color,
+ double depth, unsigned stencil)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct pipe_framebuffer_state *fb = &rctx->framebuffer;
+
+ r600_blitter_begin(ctx, R600_CLEAR);
+ util_blitter_clear(rctx->blitter, fb->width, fb->height,
+ util_framebuffer_get_num_layers(fb),
+ buffers, color, depth, stencil);
+ r600_blitter_end(ctx);
+}
+
+static void r600_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 r600_context *rctx = (struct r600_context *)ctx;
+
+ r600_blitter_begin(ctx, R600_CLEAR_SURFACE);
+ util_blitter_clear_render_target(rctx->blitter, dst, color,
+ dstx, dsty, width, height);
+ r600_blitter_end(ctx);
+}
+
+static void r600_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 r600_context *rctx = (struct r600_context *)ctx;
+
+ r600_blitter_begin(ctx, R600_CLEAR_SURFACE);
+ util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil,
+ dstx, dsty, width, height);
+ r600_blitter_end(ctx);
+}
+
+/* Helper for decompressing a portion of a color or depth resource before
+ * blitting if any decompression is needed.
+ * The driver doesn't decompress resources automatically while u_blitter is
+ * rendering. */
+static void r600_decompress_subresource(struct pipe_context *ctx,
+ struct pipe_resource *tex,
+ unsigned level,
+ unsigned first_layer, unsigned last_layer)
+{
+ struct r600_context *rctx = (struct r600_context *)ctx;
+ struct r600_texture *rtex = (struct r600_texture*)tex;
+
+ if (rtex->is_depth && !rtex->is_flushing_texture) {
+ si_blit_decompress_depth_in_place(rctx, rtex,
+ level, level,
+ first_layer, last_layer);
+ } else if (rtex->fmask.size || rtex->cmask.size) {
+ r600_blit_decompress_color(ctx, rtex, level, level,
+ first_layer, last_layer);
+ }
+}
+
+struct texture_orig_info {
+ unsigned format;
+ unsigned width0;
+ unsigned height0;
+ unsigned npix_x;
+ unsigned npix_y;
+ unsigned npix0_x;
+ unsigned npix0_y;
+};
+
+static void r600_compressed_to_blittable(struct pipe_resource *tex,
+ unsigned level,
+ struct texture_orig_info *orig)
+{
+ struct r600_texture *rtex = (struct r600_texture*)tex;
+ unsigned pixsize = util_format_get_blocksize(rtex->resource.b.b.format);
+ int new_format;
+ int new_height, new_width;
+
+ orig->format = tex->format;
+ orig->width0 = tex->width0;
+ orig->height0 = tex->height0;
+ orig->npix0_x = rtex->surface.level[0].npix_x;
+ orig->npix0_y = rtex->surface.level[0].npix_y;
+ orig->npix_x = rtex->surface.level[level].npix_x;
+ orig->npix_y = rtex->surface.level[level].npix_y;
+
+ if (pixsize == 8)
+ new_format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */
+ else
+ new_format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */
+
+ new_width = util_format_get_nblocksx(tex->format, orig->width0);
+ new_height = util_format_get_nblocksy(tex->format, orig->height0);
+
+ tex->width0 = new_width;
+ tex->height0 = new_height;
+ tex->format = new_format;
+ rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x);
+ rtex->surface.level[0].npix_y = util_format_get_nblocksy(orig->format, orig->npix0_y);
+ rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x);
+ rtex->surface.level[level].npix_y = util_format_get_nblocksy(orig->format, orig->npix_y);
+
+ /* By dividing the dimensions by 4, we effectively decrement
+ * last_level by 2, therefore the last 2 mipmap levels disappear and
+ * aren't blittable. Note that the last 3 mipmap levels (4x4, 2x2,
+ * 1x1) have equal slice sizes, which is an important assumption
+ * for this to work.
+ *
+ * In order to make the last 2 mipmap levels blittable, we have to
+ * add the slice size of the last mipmap level to the texture
+ * address, so that even though the hw thinks it reads last_level-2,
+ * it will actually read last_level-1, and if we add the slice size*2,
+ * it will read last_level. That's how this workaround works.
+ */
+ if (level > rtex->resource.b.b.last_level-2)
+ rtex->mipmap_shift = level - (rtex->resource.b.b.last_level-2);
+}
+
+static void r600_change_format(struct pipe_resource *tex,
+ unsigned level,
+ struct texture_orig_info *orig,
+ enum pipe_format format)
+{
+ struct r600_texture *rtex = (struct r600_texture*)tex;
+
+ orig->format = tex->format;
+ orig->width0 = tex->width0;
+ orig->height0 = tex->height0;
+ orig->npix0_x = rtex->surface.level[0].npix_x;
+ orig->npix0_y = rtex->surface.level[0].npix_y;
+ orig->npix_x = rtex->surface.level[level].npix_x;
+ orig->npix_y = rtex->surface.level[level].npix_y;
+
+ tex->format = format;
+}
+
+static void r600_reset_blittable_to_orig(struct pipe_resource *tex,
+ unsigned level,
+ struct texture_orig_info *orig)
+{
+ struct r600_texture *rtex = (struct r600_texture*)tex;
+
+ tex->format = orig->format;
+ tex->width0 = orig->width0;
+ tex->height0 = orig->height0;
+ rtex->surface.level[0].npix_x = orig->npix0_x;
+ rtex->surface.level[0].npix_y = orig->npix0_y;
+ rtex->surface.level[level].npix_x = orig->npix_x;
+ rtex->surface.level[level].npix_y = orig->npix_y;
+ rtex->mipmap_shift = 0;
+}
+
+static void r600_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 r600_context *rctx = (struct r600_context *)ctx;
+ struct texture_orig_info orig_info[2];
+ struct pipe_box sbox;
+ const struct pipe_box *psbox = src_box;
+ boolean restore_orig[2];
+
+ /* Fallback for buffers. */
+ if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
+ si_copy_buffer(rctx, 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. */
+ r600_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)) {
+ r600_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;
+ psbox=&sbox;
+
+ r600_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(rctx->blitter, dst, src)) {
+ unsigned blocksize = util_format_get_blocksize(src->format);
+
+ switch (blocksize) {
+ case 1:
+ r600_change_format(src, src_level, &orig_info[0],
+ PIPE_FORMAT_R8_UNORM);
+ r600_change_format(dst, dst_level, &orig_info[1],
+ PIPE_FORMAT_R8_UNORM);
+ break;
+ case 2:
+ r600_change_format(src, src_level, &orig_info[0],
+ PIPE_FORMAT_R8G8_UNORM);
+ r600_change_format(dst, dst_level, &orig_info[1],
+ PIPE_FORMAT_R8G8_UNORM);
+ break;
+ case 4:
+ r600_change_format(src, src_level, &orig_info[0],
+ PIPE_FORMAT_R8G8B8A8_UNORM);
+ r600_change_format(dst, dst_level, &orig_info[1],
+ PIPE_FORMAT_R8G8B8A8_UNORM);
+ break;
+ case 8:
+ r600_change_format(src, src_level, &orig_info[0],
+ PIPE_FORMAT_R16G16B16A16_UINT);
+ r600_change_format(dst, dst_level, &orig_info[1],
+ PIPE_FORMAT_R16G16B16A16_UINT);
+ break;
+ case 16:
+ r600_change_format(src, src_level, &orig_info[0],
+ PIPE_FORMAT_R32G32B32A32_UINT);
+ r600_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;
+ }
+
+ r600_blitter_begin(ctx, R600_COPY);
+ util_blitter_copy_texture(rctx->blitter, dst, dst_level, dstx, dsty, dstz,
+ src, src_level, psbox);
+ r600_blitter_end(ctx);
+
+ if (restore_orig[0])
+ r600_reset_blittable_to_orig(src, src_level, &orig_info[0]);
+
+ if (restore_orig[1])
+ r600_reset_blittable_to_orig(dst, dst_level, &orig_info[1]);
+}
+
+/* For MSAA integer resolving to work, we change the format to NORM using this function. */
+static enum pipe_format int_to_norm_format(enum pipe_format format)
+{
+ switch (format) {
+#define REPLACE_FORMAT_SIGN(format,sign) \
+ case PIPE_FORMAT_##format##_##sign##INT: \
+ return PIPE_FORMAT_##format##_##sign##NORM
+#define REPLACE_FORMAT(format) \
+ REPLACE_FORMAT_SIGN(format, U); \
+ REPLACE_FORMAT_SIGN(format, S)
+
+ REPLACE_FORMAT_SIGN(B10G10R10A2, U);
+ REPLACE_FORMAT(R8);
+ REPLACE_FORMAT(R8G8);
+ REPLACE_FORMAT(R8G8B8X8);
+ REPLACE_FORMAT(R8G8B8A8);
+ REPLACE_FORMAT(A8);
+ REPLACE_FORMAT(I8);
+ REPLACE_FORMAT(L8);
+ REPLACE_FORMAT(L8A8);
+ REPLACE_FORMAT(R16);
+ REPLACE_FORMAT(R16G16);
+ REPLACE_FORMAT(R16G16B16X16);
+ REPLACE_FORMAT(R16G16B16A16);
+ REPLACE_FORMAT(A16);
+ REPLACE_FORMAT(I16);
+ REPLACE_FORMAT(L16);
+ REPLACE_FORMAT(L16A16);
+
+#undef REPLACE_FORMAT
+#undef REPLACE_FORMAT_SIGN
+ default:
+ return format;
+ }
+}
+
+static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
+ const struct pipe_blit_info *info)
+{
+ struct r600_context *rctx = (struct r600_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)) {
+ r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
+ util_blitter_custom_resolve_color(rctx->blitter,
+ info->dst.resource, info->dst.level,
+ info->dst.box.z,
+ info->src.resource, info->src.box.z,
+ sample_mask, rctx->custom_blend_resolve,
+ format);
+ r600_blitter_end(ctx);
+ return true;
+ }
+ return false;
+}
+
+static void si_blit(struct pipe_context *ctx,
+ const struct pipe_blit_info *info)
+{
+ struct r600_context *rctx = (struct r600_context*)ctx;
+
+ if (do_hardware_msaa_resolve(ctx, info)) {
+ return;
+ }
+
+ assert(util_blitter_is_blit_supported(rctx->blitter, info));
+
+ /* The driver doesn't decompress resources automatically while
+ * u_blitter is rendering. */
+ r600_decompress_subresource(ctx, info->src.resource, info->src.level,
+ info->src.box.z,
+ info->src.box.z + info->src.box.depth - 1);
+
+ r600_blitter_begin(ctx, R600_BLIT);
+ util_blitter_blit(rctx->blitter, info);
+ r600_blitter_end(ctx);
+}
+
+static void si_flush_resource(struct pipe_context *ctx,
+ struct pipe_resource *resource)
+{
+}
+
+void si_init_blit_functions(struct r600_context *rctx)
+{
+ rctx->b.b.clear = r600_clear;
+ rctx->b.b.clear_render_target = r600_clear_render_target;
+ rctx->b.b.clear_depth_stencil = r600_clear_depth_stencil;
+ rctx->b.b.resource_copy_region = r600_resource_copy_region;
+ rctx->b.b.blit = si_blit;
+ rctx->b.b.flush_resource = si_flush_resource;
+ rctx->b.blit_decompress_depth = r600_blit_decompress_depth;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 05:47:17 +0000