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zink: add a stencil blit fallback path

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nvidia doesn't support stencil exports, so this is necessary to handle
stencil-only blits

fixes #6316

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16071>
This commit is contained in:
Mike Blumenkrantz
2022-04-14 08:43:33 -04:00
committed by Marge Bot
parent c3caf5f183
commit 3d5e6093a2
1 changed files with 38 additions and 5 deletions
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src/gallium/drivers/zink/zink_blit.c
+38 -5
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@@ -316,11 +316,23 @@ zink_blit(struct pipe_context *pctx,
bool stencil_blit = false;
if (!util_blitter_is_blit_supported(ctx->blitter, info)) {
mesa_loge("ZINK: blit unsupported %s -> %s",
util_format_short_name(info->src.resource->format),
util_format_short_name(info->dst.resource->format));
goto end;
if (util_format_is_depth_or_stencil(info->src.resource->format)) {
struct pipe_blit_info depth_blit = *info;
depth_blit.mask = PIPE_MASK_Z;
stencil_blit = util_blitter_is_blit_supported(ctx->blitter, &depth_blit);
if (stencil_blit) {
zink_blit_begin(ctx, ZINK_BLIT_SAVE_FB | ZINK_BLIT_SAVE_FS | ZINK_BLIT_SAVE_TEXTURES);
util_blitter_blit(ctx->blitter, &depth_blit);
}
}
if (!stencil_blit) {
mesa_loge("ZINK: blit unsupported %s -> %s",
util_format_short_name(info->src.resource->format),
util_format_short_name(info->dst.resource->format));
goto end;
}
}
if (src->obj->dt)
@@ -335,7 +347,28 @@ zink_blit(struct pipe_context *pctx,
info->dst.box.x, info->dst.box.x + info->dst.box.width);
zink_blit_begin(ctx, ZINK_BLIT_SAVE_FB | ZINK_BLIT_SAVE_FS | ZINK_BLIT_SAVE_TEXTURES);
util_blitter_blit(ctx->blitter, info);
if (stencil_blit) {
struct pipe_surface *dst_view, dst_templ;
util_blitter_default_dst_texture(&dst_templ, info->dst.resource, info->dst.level, info->dst.box.z);
dst_view = pctx->create_surface(pctx, info->dst.resource, &dst_templ);
util_blitter_clear_depth_stencil(ctx->blitter, dst_view, PIPE_CLEAR_STENCIL,
0, 0, info->dst.box.x, info->dst.box.y,
info->dst.box.width, info->dst.box.height);
zink_blit_begin(ctx, ZINK_BLIT_SAVE_FB | ZINK_BLIT_SAVE_FS | ZINK_BLIT_SAVE_TEXTURES);
util_blitter_stencil_fallback(ctx->blitter,
info->dst.resource,
info->dst.level,
&info->dst.box,
info->src.resource,
info->src.level,
&info->src.box,
info->scissor_enable ? &info->scissor : NULL);
pipe_surface_release(pctx, &dst_view);
} else {
util_blitter_blit(ctx->blitter, info);
}
end:
if (needs_present_readback)
zink_kopper_present_readback(ctx, src);