return true;
}
-static void r600_copy_first_sample(struct pipe_context *ctx,
- const struct pipe_resolve_info *info)
-{
- struct r600_context *rctx = (struct r600_context *)ctx;
- struct pipe_surface *dst_view, dst_templ;
- struct pipe_sampler_view src_templ, *src_view;
- struct pipe_box box;
-
- /* The driver doesn't decompress resources automatically while
- * u_blitter is rendering. */
- if (!r600_decompress_subresource(ctx, info->src.res, 0,
- info->src.layer, info->src.layer)) {
- return; /* error */
- }
-
- /* this is correct for upside-down blits too */
- u_box_2d(info->src.x0,
- info->src.y0,
- info->src.x1 - info->src.x0,
- info->src.y1 - info->src.y0, &box);
-
- /* Initialize the surface. */
- util_blitter_default_dst_texture(&dst_templ, info->dst.res,
- info->dst.level, info->dst.layer, &box);
- dst_view = ctx->create_surface(ctx, info->dst.res, &dst_templ);
-
- /* Initialize the sampler view. */
- util_blitter_default_src_texture(&src_templ, info->src.res, 0);
- src_view = ctx->create_sampler_view(ctx, info->src.res, &src_templ);
-
- /* Copy the first sample into dst. */
- r600_blitter_begin(ctx, R600_COPY_TEXTURE);
- util_blitter_blit_generic(rctx->blitter, dst_view, info->dst.x0,
- info->dst.y0, abs(box.width), abs(box.height),
- src_view, &box,
- info->src.res->width0, info->src.res->height0,
- info->mask, PIPE_TEX_FILTER_NEAREST, NULL, FALSE);
- r600_blitter_end(ctx);
-
- pipe_surface_reference(&dst_view, NULL);
- pipe_sampler_view_reference(&src_view, NULL);
-}
-
-static boolean is_simple_resolve(const struct pipe_resolve_info *info)
-{
- unsigned dst_width = u_minify(info->dst.res->width0, info->dst.level);
- unsigned dst_height = u_minify(info->dst.res->height0, info->dst.level);
-
- return info->dst.res->format == info->src.res->format &&
- dst_width == info->src.res->width0 &&
- dst_height == info->src.res->height0 &&
- info->dst.x0 == 0 &&
- info->dst.y0 == 0 &&
- info->dst.x1 == dst_width &&
- info->dst.y1 == dst_height &&
- info->src.x0 == 0 &&
- info->src.y0 == 0 &&
- info->src.x1 == dst_width &&
- info->src.y1 == dst_height;
-}
-
static boolean is_simple_msaa_resolve(const struct pipe_blit_info *info)
{
unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
info->src.box.height == dst_height;
}
-static void r600_color_resolve(struct pipe_context *ctx,
- const struct pipe_resolve_info *info)
-{
- struct r600_context *rctx = (struct r600_context *)ctx;
- struct pipe_screen *screen = ctx->screen;
- struct pipe_resource *tmp, templ;
- struct pipe_box box;
- unsigned sample_mask =
- rctx->chip_class == CAYMAN ? ~0 : ((1ull << MAX2(1, info->src.res->nr_samples)) - 1);
-
- assert((info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA);
-
- if (is_simple_resolve(info)) {
- r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
- util_blitter_custom_resolve_color(rctx->blitter,
- info->dst.res, info->dst.level, info->dst.layer,
- info->src.res, info->src.layer,
- sample_mask, rctx->custom_blend_resolve);
- r600_blitter_end(ctx);
- return;
- }
-
- /* resolve into a temporary texture, then blit */
- templ.target = PIPE_TEXTURE_2D;
- templ.format = info->src.res->format;
- templ.width0 = info->src.res->width0;
- templ.height0 = info->src.res->height0;
- templ.depth0 = 1;
- templ.array_size = 1;
- templ.last_level = 0;
- templ.nr_samples = 0;
- templ.usage = PIPE_USAGE_STATIC;
- templ.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW;
- templ.flags = 0;
-
- tmp = screen->resource_create(screen, &templ);
-
- /* XXX use scissor, so that only the needed part of the resource is resolved */
- r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
- util_blitter_custom_resolve_color(rctx->blitter,
- tmp, 0, 0,
- info->src.res, info->src.layer,
- sample_mask, rctx->custom_blend_resolve);
- r600_blitter_end(ctx);
-
- /* this is correct for upside-down blits too */
- u_box_2d(info->src.x0,
- info->src.y0,
- info->src.x1 - info->src.x0,
- info->src.y1 - info->src.y0, &box);
-
- r600_blitter_begin(ctx, R600_COPY_TEXTURE);
- util_blitter_copy_texture(rctx->blitter, info->dst.res, info->dst.level,
- info->dst.x0, info->dst.y0, info->dst.layer,
- tmp, 0, &box, PIPE_MASK_RGBAZS, FALSE);
- r600_blitter_end(ctx);
-
- pipe_resource_reference(&tmp, NULL);
-}
-
-static void r600_resource_resolve(struct pipe_context *ctx,
- const struct pipe_resolve_info *info)
-{
- /* make sure we're doing a resolve operation */
- assert(info->src.res->nr_samples > 1);
- assert(info->dst.res->nr_samples <= 1);
-
- /* limitations of multisample resources */
- assert(info->src.res->last_level == 0);
- assert(info->src.res->target == PIPE_TEXTURE_2D ||
- info->src.res->target == PIPE_TEXTURE_2D_ARRAY);
-
- /* check if the resolve box is valid */
- assert(info->dst.x0 < info->dst.x1);
- assert(info->dst.y0 < info->dst.y1);
-
- /* scaled resolve isn't allowed */
- assert(abs(info->dst.x0 - info->dst.x1) ==
- abs(info->src.x0 - info->src.x1));
- assert(abs(info->dst.y0 - info->dst.y1) ==
- abs(info->src.y0 - info->src.y1));
-
- if ((info->mask & PIPE_MASK_ZS) ||
- util_format_is_pure_integer(info->src.res->format)) {
- r600_copy_first_sample(ctx, info);
- } else {
- r600_color_resolve(ctx, info);
- }
-}
-
static void r600_clear(struct pipe_context *ctx, unsigned buffers,
const union pipe_color_union *color,
double depth, unsigned stencil)
rctx->context.clear_render_target = r600_clear_render_target;
rctx->context.clear_depth_stencil = r600_clear_depth_stencil;
rctx->context.resource_copy_region = r600_resource_copy_region;
- rctx->context.resource_resolve = r600_resource_resolve;
rctx->context.blit = r600_blit;
}
projects / mesa.git / commitdiff