void r600_decompress_depth_textures(struct r600_context *rctx,
struct r600_samplerview_state *textures)
{
unsigned i;
unsigned depth_texture_mask = textures->compressed_depthtex_mask;
while (depth_texture_mask) {
struct pipe_sampler_view *view;
struct r600_texture *tex;
i = u_bit_scan(&depth_texture_mask);
view = &textures->views[i]->base;
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->is_depth && !tex->is_flushing_texture);
if (rctx->chip_class >= EVERGREEN ||
r600_can_read_depth(tex)) {
r600_blit_decompress_depth_in_place(rctx, tex,
view->u.tex.first_level, view->u.tex.last_level,
0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level));
} else {
r600_blit_decompress_depth(&rctx->context, tex, NULL,
view->u.tex.first_level, view->u.tex.last_level,
0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level),
0, u_max_sample(&tex->resource.b.b));
}
}
}
void r600_decompress_color_textures(struct r600_context *rctx,
struct r600_samplerview_state *textures)
{
unsigned i;
unsigned mask = textures->compressed_colortex_mask;
/* Cayman cannot decompress an MSAA colorbuffer,
* but it can read it compressed, so skip this. */
assert(rctx->chip_class != CAYMAN);
if (rctx->chip_class == CAYMAN) {
return;
}
while (mask) {
struct pipe_sampler_view *view;
struct r600_texture *tex;
i = u_bit_scan(&mask);
view = &textures->views[i]->base;
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->cmask_size && tex->fmask_size);
r600_blit_decompress_color(&rctx->context, tex,
view->u.tex.first_level, view->u.tex.last_level,
0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level));
}
}
static void r600_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;
/* Enable decompression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_in_place = true;
rctx->db_misc_state.atom.dirty = true;
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 = u_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->context.create_surface(&rctx->context, &texture->resource.b.b, &surf_tmpl);
r600_blitter_begin(&rctx->context, R600_DECOMPRESS);
util_blitter_custom_depth_stencil(rctx->blitter, zsurf, NULL, ~0,
rctx->custom_dsa_flush, 1.0f);
r600_blitter_end(&rctx->context);
pipe_surface_reference(&zsurf, NULL);
}
/* The texture will always be dirty if some layers or samples 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);
}
}
/* Disable decompression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_in_place = false;
rctx->db_misc_state.atom.dirty = true;
}
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;
assert(rctx->chip_class != CAYMAN);
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 = u_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;
surf_tmpl.usage = PIPE_BIND_RENDER_TARGET;
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 or samples 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 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_resource_texture *tex;
view = &textures->views[i]->base;
if (!view) continue;
tex = (struct r600_resource_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, u_max_layer(&tex->resource.b.b, view->u.tex.first_level));
}
}
void r600_decompress_color_textures(struct r600_context *rctx,
struct r600_samplerview_state *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[i]->base;
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->cmask_size && tex->fmask_size);
r600_blit_decompress_color(&rctx->context, tex,
view->u.tex.first_level, view->u.tex.last_level,
0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level));
}
}
void r600_flush_depth_textures(struct r600_context *rctx,
struct r600_samplerview_state *textures)
{
unsigned i;
unsigned depth_texture_mask = textures->depth_texture_mask;
while (depth_texture_mask) {
struct pipe_sampler_view *view;
struct r600_texture *tex;
i = u_bit_scan(&depth_texture_mask);
view = &textures->views[i]->base;
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->is_depth && !tex->is_flushing_texture);
r600_blit_uncompress_depth(&rctx->context, tex, NULL,
view->u.tex.first_level, view->u.tex.last_level,
0, u_max_layer(&tex->resource.b.b, view->u.tex.first_level),
0, u_max_sample(&tex->resource.b.b));
}
}
void si_blit_uncompress_depth(struct pipe_context *ctx,
struct r600_resource_texture *texture,
struct r600_resource_texture *staging,
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;
float depth = 1.0f;
const struct util_format_description *desc;
void *custom_dsa;
struct r600_resource_texture *flushed_depth_texture = staging ?
staging : texture->flushed_depth_texture;
if (!staging && !texture->dirty_db_mask)
return;
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");
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_db_mask & (1 << level)))
continue;
/* The smaller the mipmap level, the less layers there are
* as far as 3D textures are concerned. */
max_layer = u_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++) {
struct pipe_surface *zsurf, *cbsurf, surf_tmpl;
surf_tmpl.format = texture->real_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->real_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, ~0, custom_dsa, 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) {
texture->dirty_db_mask &= ~(1 << level);
}
}
}
void r600_blit_uncompress_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;
struct r600_texture *flushed_depth_texture = staging ?
staging : texture->flushed_depth_texture;
const struct util_format_description *desc =
util_format_description(texture->resource.b.b.format);
float depth;
if (!staging && !texture->dirty_db_mask)
return;
if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
rctx->family == CHIP_RV620 || rctx->family == CHIP_RV635)
depth = 0.0f;
else
depth = 1.0f;
/* Enable decompression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_through_cb = true;
rctx->db_misc_state.copy_depth = util_format_has_depth(desc);
rctx->db_misc_state.copy_stencil = util_format_has_stencil(desc);
rctx->db_misc_state.copy_sample = first_sample;
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
max_sample = u_max_sample(&texture->resource.b.b);
for (level = first_level; level <= last_level; level++) {
if (!staging && !(texture->dirty_db_mask & (1 << level)))
continue;
/* The smaller the mipmap level, the less layers there are
* as far as 3D textures are concerned. */
max_layer = u_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;
if (sample != rctx->db_misc_state.copy_sample) {
rctx->db_misc_state.copy_sample = sample;
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
}
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;
surf_tmpl.usage = PIPE_BIND_DEPTH_STENCIL;
zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl);
surf_tmpl.format = flushed_depth_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;
surf_tmpl.usage = PIPE_BIND_RENDER_TARGET;
cbsurf = ctx->create_surface(ctx,
&flushed_depth_texture->resource.b.b, &surf_tmpl);
r600_blitter_begin(ctx, R600_DECOMPRESS);
util_blitter_custom_depth_stencil(rctx->blitter, zsurf, cbsurf, 1 << sample,
rctx->custom_dsa_flush, depth);
r600_blitter_end(ctx);
pipe_surface_reference(&zsurf, NULL);
pipe_surface_reference(&cbsurf, NULL);
}
}
/* The texture will always be dirty if some layers or samples aren't flushed.
* I don't think this case occurs often though. */
if (!staging &&
first_layer == 0 && last_layer == max_layer &&
first_sample == 0 && last_sample == max_sample) {
texture->dirty_db_mask &= ~(1 << level);
}
}
/* reenable compression in DB_RENDER_CONTROL */
rctx->db_misc_state.flush_depthstencil_through_cb = false;
r600_atom_dirty(rctx, &rctx->db_misc_state.atom);
}
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;
void *blend_decompress;
if (!rtex->dirty_level_mask)
return;
switch (rctx->screen->msaa_texture_support) {
case MSAA_TEXTURE_DECOMPRESSED:
blend_decompress = rctx->custom_blend_decompress;
break;
case MSAA_TEXTURE_COMPRESSED:
/* XXX the 2x and 4x cases are broken. */
if (rtex->resource.b.b.nr_samples == 8)
blend_decompress = rctx->custom_blend_fmask_decompress;
else
blend_decompress = rctx->custom_blend_decompress;
break;
case MSAA_TEXTURE_SAMPLE_ZERO:
default:
/* Nothing to do. */
rtex->dirty_level_mask = 0;
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 = u_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, 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);
}
}
}
