Mesa (master): virgl: fix texture resolving with compressed formats
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Tue Jun 4 21:48:47 UTC 2019
Module: Mesa
Branch: master
Commit: 067018d4e745a9145627793c7f458ced4d4b4010
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=067018d4e745a9145627793c7f458ced4d4b4010
Author: Chia-I Wu <olvaffe at gmail.com>
Date: Mon Jun 3 15:19:18 2019 -0700
virgl: fix texture resolving with compressed formats
util_format_translate_3d expects the source box to be aligned to the
block size. When resolving, make sure the size of the staging
buffer is aligned to the block size.
Signed-off-by: Chia-I Wu <olvaffe at gmail.com>
Reviewed-by: Alexandros Frantzis <alexandros.frantzis at collabora.com>
---
src/gallium/drivers/virgl/virgl_texture.c | 29 +++++++++++++++++------------
1 file changed, 17 insertions(+), 12 deletions(-)
diff --git a/src/gallium/drivers/virgl/virgl_texture.c b/src/gallium/drivers/virgl/virgl_texture.c
index bba5830d33c..926f8a56f9d 100644
--- a/src/gallium/drivers/virgl/virgl_texture.c
+++ b/src/gallium/drivers/virgl/virgl_texture.c
@@ -38,10 +38,6 @@ static void virgl_copy_region_with_blit(struct pipe_context *pipe,
{
struct pipe_blit_info blit;
- assert(src_box->width == dst_box->width);
- assert(src_box->height == dst_box->height);
- assert(src_box->depth == dst_box->depth);
-
memset(&blit, 0, sizeof(blit));
blit.src.resource = src;
blit.src.format = src->format;
@@ -53,9 +49,9 @@ static void virgl_copy_region_with_blit(struct pipe_context *pipe,
blit.dst.box.x = dst_box->x;
blit.dst.box.y = dst_box->y;
blit.dst.box.z = dst_box->z;
- blit.dst.box.width = src_box->width;
- blit.dst.box.height = src_box->height;
- blit.dst.box.depth = src_box->depth;
+ blit.dst.box.width = dst_box->width;
+ blit.dst.box.height = dst_box->height;
+ blit.dst.box.depth = dst_box->depth;
blit.mask = util_format_get_mask(src->format) &
util_format_get_mask(dst->format);
blit.filter = PIPE_TEX_FILTER_NEAREST;
@@ -184,15 +180,22 @@ static void *texture_transfer_map_resolve(struct pipe_context *ctx,
assert(virgl_has_readback_format(ctx->screen, fmt));
}
- virgl_init_temp_resource_from_box(&templ, resource, box, level, 0, fmt);
+ struct pipe_box dst_box = *box;
+ dst_box.x = dst_box.y = dst_box.z = 0;
+ if (usage & PIPE_TRANSFER_READ) {
+ /* readback should scale to the block size */
+ dst_box.width = align(dst_box.width,
+ util_format_get_blockwidth(resource->format));
+ dst_box.height = align(dst_box.height,
+ util_format_get_blockheight(resource->format));
+ }
+
+ virgl_init_temp_resource_from_box(&templ, resource, &dst_box, level, 0, fmt);
resolve_tmp = ctx->screen->resource_create(ctx->screen, &templ);
if (!resolve_tmp)
return NULL;
- struct pipe_box dst_box = *box;
- dst_box.x = dst_box.y = dst_box.z = 0;
-
if (usage & PIPE_TRANSFER_READ) {
virgl_copy_region_with_blit(ctx, resolve_tmp, 0, &dst_box, resource,
level, box);
@@ -227,7 +230,9 @@ static void *texture_transfer_map_resolve(struct pipe_context *ctx,
trans->resolve_transfer->stride,
trans->resolve_transfer->layer_stride,
0, 0, 0,
- box->width, box->height, box->depth)) {
+ dst_box.width,
+ dst_box.height,
+ dst_box.depth)) {
debug_printf("failed to translate format %s to %s\n",
util_format_short_name(fmt),
util_format_short_name(resource->format));
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