/**
* Special case to deal with scanout textures.
*/
static boolean
i915_scanout_layout(struct i915_texture *tex)
{
struct pipe_texture *pt = &tex->base;
if (pt->last_level > 0 || util_format_get_blocksize(pt->format) != 4)
return FALSE;
i915_miptree_set_level_info(tex, 0, 1,
pt->width0,
pt->height0,
1);
i915_miptree_set_image_offset(tex, 0, 0, 0, 0);
if (pt->width0 >= 240) {
tex->stride = power_of_two(util_format_get_stride(pt->format, pt->width0));
tex->total_nblocksy = align(util_format_get_nblocksy(pt->format, pt->height0), 8);
tex->hw_tiled = INTEL_TILE_X;
} else if (pt->width0 == 64 && pt->height0 == 64) {
tex->stride = power_of_two(util_format_get_stride(pt->format, pt->width0));
tex->total_nblocksy = align(util_format_get_nblocksy(pt->format, pt->height0), 8);
} else {
return FALSE;
}
debug_printf("%s size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__,
pt->width0, pt->height0, util_format_get_blocksize(pt->format),
tex->stride, tex->total_nblocksy, tex->stride * tex->total_nblocksy);
return TRUE;
}
static void
i915_miptree_layout_2d(struct i915_texture *tex)
{
struct pipe_texture *pt = &tex->base;
unsigned level;
unsigned width = pt->width0;
unsigned height = pt->height0;
unsigned nblocksy = util_format_get_nblocksy(pt->format, pt->width0);
/* used for scanouts that need special layouts */
if (pt->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY)
if (i915_scanout_layout(tex))
return;
/* for shared buffers we use something very like scanout */
if (pt->tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET)
if (i915_display_target_layout(tex))
return;
tex->stride = align(util_format_get_stride(pt->format, pt->width0), 4);
tex->total_nblocksy = 0;
for (level = 0; level <= pt->last_level; level++) {
i915_miptree_set_level_info(tex, level, 1, width, height, 1);
i915_miptree_set_image_offset(tex, level, 0, 0, tex->total_nblocksy);
nblocksy = align(MAX2(2, nblocksy), 2);
tex->total_nblocksy += nblocksy;
width = u_minify(width, 1);
height = u_minify(height, 1);
nblocksy = util_format_get_nblocksy(pt->format, height);
}
}
static void r600_compressed_to_blittable(struct pipe_resource *tex,
unsigned level,
struct texture_orig_info *orig)
{
struct r600_resource_texture *rtex = (struct r600_resource_texture*)tex;
struct r600_screen *rscreen = (struct r600_screen *)tex->screen;
unsigned pixsize = util_format_get_blocksize(rtex->real_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);
}
static INLINE void
define_rect(struct pipe_resource *pt, unsigned level, unsigned z,
unsigned x, unsigned y, unsigned w, unsigned h,
struct nv30_rect *rect)
{
struct nv30_miptree *mt = nv30_miptree(pt);
struct nv30_miptree_level *lvl = &mt->level[level];
rect->w = u_minify(pt->width0, level) << mt->ms_x;
rect->w = util_format_get_nblocksx(pt->format, rect->w);
rect->h = u_minify(pt->height0, level) << mt->ms_y;
rect->h = util_format_get_nblocksy(pt->format, rect->h);
rect->d = 1;
rect->z = 0;
if (mt->swizzled) {
if (pt->target == PIPE_TEXTURE_3D) {
rect->d = u_minify(pt->depth0, level);
rect->z = z; z = 0;
}
rect->pitch = 0;
} else {
rect->pitch = lvl->pitch;
}
rect->bo = mt->base.bo;
rect->domain = NOUVEAU_BO_VRAM;
rect->offset = layer_offset(pt, level, z);
rect->cpp = util_format_get_blocksize(pt->format);
rect->x0 = util_format_get_nblocksx(pt->format, x) << mt->ms_x;
rect->y0 = util_format_get_nblocksy(pt->format, y) << mt->ms_y;
rect->x1 = rect->x0 + (w << mt->ms_x);
rect->y1 = rect->y0 + (h << mt->ms_y);
}
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_resource_texture *rsrc = (struct r600_resource_texture*)src;
struct texture_orig_info orig_info[2];
struct pipe_box sbox;
const struct pipe_box *psbox;
boolean restore_orig[2];
memset(orig_info, 0, sizeof(orig_info));
/* Fallback for buffers. */
if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
util_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz,
src, src_level, src_box);
return;
}
if (rsrc->depth && !rsrc->is_flushing_texture)
r600_texture_depth_flush(ctx, src, FALSE);
restore_orig[0] = restore_orig[1] = FALSE;
if (util_format_is_compressed(src->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;
} else
psbox=src_box;
if (util_format_is_compressed(dst->format)) {
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);
}
r600_hw_copy_region(ctx, dst, dst_level, dstx, dsty, dstz,
src, src_level, psbox);
if (restore_orig[0])
r600_reset_blittable_to_compressed(src, src_level, &orig_info[0]);
if (restore_orig[1])
r600_reset_blittable_to_compressed(dst, dst_level, &orig_info[1]);
}
static struct pipe_transfer *
nv30_miptree_transfer_new(struct pipe_context *pipe, struct pipe_resource *pt,
unsigned level, unsigned usage,
const struct pipe_box *box)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct nouveau_device *dev = nv30->screen->base.device;
struct nv30_transfer *tx;
int ret;
tx = CALLOC_STRUCT(nv30_transfer);
if (!tx)
return NULL;
pipe_resource_reference(&tx->base.resource, pt);
tx->base.level = level;
tx->base.usage = usage;
tx->base.box = *box;
tx->base.stride = util_format_get_nblocksx(pt->format, box->width) *
util_format_get_blocksize(pt->format);
tx->base.layer_stride = util_format_get_nblocksy(pt->format, box->height) *
tx->base.stride;
tx->nblocksx = util_format_get_nblocksx(pt->format, box->width);
tx->nblocksy = util_format_get_nblocksy(pt->format, box->height);
define_rect(pt, level, box->z, box->x, box->y,
tx->nblocksx, tx->nblocksy, &tx->img);
ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0,
tx->base.layer_stride, NULL, &tx->tmp.bo);
if (ret) {
pipe_resource_reference(&tx->base.resource, NULL);
FREE(tx);
return NULL;
}
tx->tmp.domain = NOUVEAU_BO_GART;
tx->tmp.offset = 0;
tx->tmp.pitch = tx->base.stride;
tx->tmp.cpp = tx->img.cpp;
tx->tmp.w = tx->nblocksx;
tx->tmp.h = tx->nblocksy;
tx->tmp.d = 1;
tx->tmp.x0 = 0;
tx->tmp.y0 = 0;
tx->tmp.x1 = tx->tmp.w;
tx->tmp.y1 = tx->tmp.h;
tx->tmp.z = 0;
if (usage & PIPE_TRANSFER_READ)
nv30_transfer_rect(nv30, NEAREST, &tx->img, &tx->tmp);
return &tx->base;
}
static void si_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);
}
void trace_dump_box_bytes(const void *data,
struct pipe_resource *resource,
const struct pipe_box *box,
unsigned stride,
unsigned slice_stride)
{
size_t size;
/*
* Only dump buffer transfers to avoid huge files.
* TODO: Make this run-time configurable
*/
if (resource->target != PIPE_BUFFER) {
size = 0;
} else {
enum pipe_format format = resource->format;
if (slice_stride)
size = box->depth * slice_stride;
else if (stride)
size = util_format_get_nblocksy(format, box->height) * stride;
else {
size = util_format_get_nblocksx(format, box->width) * util_format_get_blocksize(format);
}
}
trace_dump_bytes(data, size);
}
void debug_dump_surface(const char *prefix,
struct pipe_surface *surface)
{
struct pipe_texture *texture;
struct pipe_screen *screen;
struct pipe_transfer *transfer;
void *data;
if (!surface)
return;
texture = surface->texture;
screen = texture->screen;
transfer = screen->get_tex_transfer(screen, texture, surface->face,
surface->level, surface->zslice,
PIPE_TRANSFER_READ, 0, 0, surface->width,
surface->height);
data = screen->transfer_map(screen, transfer);
if(!data)
goto error;
debug_dump_image(prefix,
texture->format,
util_format_get_blocksize(texture->format),
util_format_get_nblocksx(texture->format, transfer->width),
util_format_get_nblocksy(texture->format, transfer->height),
transfer->stride,
data);
screen->transfer_unmap(screen, transfer);
error:
screen->tex_transfer_destroy(transfer);
}
void
nv50_miptree_transfer_del(struct pipe_context *pcontext,
struct pipe_transfer *ptx)
{
struct nv50_transfer *tx = (struct nv50_transfer *)ptx;
struct nv50_miptree *mt = nv50_miptree(ptx->resource);
struct pipe_resource *pt = ptx->resource;
unsigned nx = util_format_get_nblocksx(pt->format, tx->base.box.width);
unsigned ny = util_format_get_nblocksy(pt->format, tx->base.box.height);
if (ptx->usage & PIPE_TRANSFER_WRITE) {
struct pipe_screen *pscreen = pcontext->screen;
nv50_transfer_rect_m2mf(pscreen, tx->bo, 0,
tx->base.stride, tx->bo->tile_mode,
0, 0, 0,
tx->nblocksx, tx->nblocksy, 1,
mt->base.bo, tx->level_offset,
tx->level_pitch, tx->level_tiling,
tx->level_x, tx->level_y, tx->level_z,
tx->nblocksx, tx->nblocksy,
tx->level_depth,
util_format_get_blocksize(pt->format), nx, ny,
NOUVEAU_BO_GART, NOUVEAU_BO_VRAM |
NOUVEAU_BO_GART);
}
nouveau_bo_ref(NULL, &tx->bo);
pipe_resource_reference(&ptx->resource, NULL);
FREE(ptx);
}
/**
* Return the size of the resource in bytes.
*/
unsigned
util_resource_size(const struct pipe_resource *res)
{
unsigned width = res->width0;
unsigned height = res->height0;
unsigned depth = res->depth0;
unsigned size = 0;
unsigned level;
for (level = 0; level <= res->last_level; level++) {
unsigned slices;
if (res->target == PIPE_TEXTURE_CUBE)
slices = 6;
else if (res->target == PIPE_TEXTURE_3D)
slices = depth;
else
slices = res->array_size;
size += (util_format_get_nblocksy(res->format, height) *
util_format_get_stride(res->format, width) * slices);
width = u_minify(width, 1);
height = u_minify(height, 1);
depth = u_minify(depth, 1);
}
return size;
}
static struct pipe_surface *
nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
unsigned face, unsigned level, unsigned zslice,
unsigned flags)
{
struct nv50_miptree *mt = nv50_miptree(pt);
struct nv50_miptree_level *lvl = &mt->level[level];
struct pipe_surface *ps;
unsigned img = 0;
if (pt->target == PIPE_TEXTURE_CUBE)
img = face;
ps = CALLOC_STRUCT(pipe_surface);
if (!ps)
return NULL;
pipe_texture_reference(&ps->texture, pt);
ps->format = pt->format;
ps->width = u_minify(pt->width0, level);
ps->height = u_minify(pt->height0, level);
ps->usage = flags;
pipe_reference_init(&ps->reference, 1);
ps->face = face;
ps->level = level;
ps->zslice = zslice;
ps->offset = lvl->image_offset[img];
if (pt->target == PIPE_TEXTURE_3D) {
unsigned nb_h = util_format_get_nblocksy(pt->format, ps->height);
ps->offset += get_zslice_offset(lvl->tile_mode, zslice,
lvl->pitch, nb_h);
}
return ps;
}
static struct sw_displaytarget *
wayland_displaytarget_from_handle(struct sw_winsys *ws,
const struct pipe_resource *templet,
struct winsys_handle *whandle,
unsigned *stride)
{
struct wayland_sw_displaytarget *wldt;
unsigned nblocksy;
if (!wayland_is_displaytarget_format_supported(ws, 0, templet->format))
return NULL;
wldt = CALLOC_STRUCT(wayland_sw_displaytarget);
if (!wldt)
return NULL;
wldt->fd = whandle->fd;
wldt->stride = whandle->stride;
wldt->width = templet->width0;
wldt->height = templet->height0;
wldt->format = templet->format;
nblocksy = util_format_get_nblocksy(wldt->format, wldt->height);
wldt->size = wldt->stride * nblocksy;
wldt->map = NULL;
*stride = wldt->stride;
return (struct sw_displaytarget *) wldt;
}
static unsigned
setup_miptree(struct etna_resource *rsc, unsigned paddingX, unsigned paddingY,
unsigned msaa_xscale, unsigned msaa_yscale)
{
struct pipe_resource *prsc = &rsc->base;
unsigned level, size = 0;
unsigned width = prsc->width0;
unsigned height = prsc->height0;
unsigned depth = prsc->depth0;
for (level = 0; level <= prsc->last_level; level++) {
struct etna_resource_level *mip = &rsc->levels[level];
mip->width = width;
mip->height = height;
mip->padded_width = align(width * msaa_xscale, paddingX);
mip->padded_height = align(height * msaa_yscale, paddingY);
mip->stride = util_format_get_stride(prsc->format, mip->padded_width);
mip->offset = size;
mip->layer_stride = mip->stride * util_format_get_nblocksy(prsc->format, mip->padded_height);
mip->size = prsc->array_size * mip->layer_stride;
/* align levels to 64 bytes to be able to render to them */
size += align(mip->size, ETNA_PE_ALIGNMENT) * depth;
width = u_minify(width, 1);
height = u_minify(height, 1);
depth = u_minify(depth, 1);
}
return size;
}
static void
i915_texture_layout_2d(struct i915_texture *tex)
{
struct pipe_resource *pt = &tex->b.b;
unsigned level;
unsigned width = util_next_power_of_two(pt->width0);
unsigned height = util_next_power_of_two(pt->height0);
unsigned nblocksy = util_format_get_nblocksy(pt->format, width);
unsigned align_y = 2;
if (util_format_is_s3tc(pt->format))
align_y = 1;
tex->stride = align(util_format_get_stride(pt->format, width), 4);
tex->total_nblocksy = 0;
for (level = 0; level <= pt->last_level; level++) {
i915_texture_set_level_info(tex, level, 1);
i915_texture_set_image_offset(tex, level, 0, 0, tex->total_nblocksy);
tex->total_nblocksy += nblocksy;
width = u_minify(width, 1);
height = u_minify(height, 1);
nblocksy = align_nblocksy(pt->format, height, align_y);
}
}
static void
i915_texture_layout_3d(struct i915_texture *tex)
{
struct pipe_resource *pt = &tex->b.b;
unsigned level;
unsigned width = util_next_power_of_two(pt->width0);
unsigned height = util_next_power_of_two(pt->height0);
unsigned depth = util_next_power_of_two(pt->depth0);
unsigned nblocksy = util_format_get_nblocksy(pt->format, height);
unsigned stack_nblocksy = 0;
/* Calculate the size of a single slice.
*/
tex->stride = align(util_format_get_stride(pt->format, width), 4);
/* XXX: hardware expects/requires 9 levels at minimum.
*/
for (level = 0; level <= MAX2(8, pt->last_level); level++) {
i915_texture_set_level_info(tex, level, depth);
stack_nblocksy += MAX2(2, nblocksy);
width = u_minify(width, 1);
height = u_minify(height, 1);
nblocksy = util_format_get_nblocksy(pt->format, height);
}
/* Fixup depth image_offsets:
*/
for (level = 0; level <= pt->last_level; level++) {
unsigned i;
for (i = 0; i < depth; i++)
i915_texture_set_image_offset(tex, level, i, 0, i * stack_nblocksy);
depth = u_minify(depth, 1);
}
/* Multiply slice size by texture depth for total size. It's
* remarkable how wasteful of memory the i915 texture layouts
* are. They are largely fixed in the i945.
*/
tex->total_nblocksy = stack_nblocksy * util_next_power_of_two(pt->depth0);
}
static inline uint8_t *
NineSurface9_GetSystemMemPointer(struct NineSurface9 *This, int x, int y)
{
unsigned x_offset = util_format_get_stride(This->base.info.format, x);
y = util_format_get_nblocksy(This->base.info.format, y);
assert(This->data);
return This->data + (y * This->stride + x_offset);
}
static inline uint8_t *
NineVolume9_GetSystemMemPointer(struct NineVolume9 *This, int x, int y, int z)
{
unsigned x_offset = util_format_get_stride(This->info.format, x);
y = util_format_get_nblocksy(This->info.format, y);
assert(This->data);
return This->data + (z * This->layer_stride + y * This->stride + x_offset);
}
/**
* Conventional allocation path for non-display textures:
* Use a simple, maximally packed layout.
*/
static boolean
softpipe_resource_layout(struct pipe_screen *screen,
struct softpipe_resource *spr,
boolean allocate)
{
struct pipe_resource *pt = &spr->base;
unsigned level;
unsigned width = pt->width0;
unsigned height = pt->height0;
unsigned depth = pt->depth0;
uint64_t buffer_size = 0;
for (level = 0; level <= pt->last_level; level++) {
unsigned slices, nblocksy;
nblocksy = util_format_get_nblocksy(pt->format, height);
if (pt->target == PIPE_TEXTURE_CUBE)
assert(pt->array_size == 6);
if (pt->target == PIPE_TEXTURE_3D)
slices = depth;
else
slices = pt->array_size;
spr->stride[level] = util_format_get_stride(pt->format, width);
spr->level_offset[level] = buffer_size;
/* if row_stride * height > SP_MAX_TEXTURE_SIZE */
if ((uint64_t)spr->stride[level] * nblocksy > SP_MAX_TEXTURE_SIZE) {
/* image too large */
return FALSE;
}
spr->img_stride[level] = spr->stride[level] * nblocksy;
buffer_size += (uint64_t) spr->img_stride[level] * slices;
width = u_minify(width, 1);
height = u_minify(height, 1);
depth = u_minify(depth, 1);
}
if (buffer_size > SP_MAX_TEXTURE_SIZE)
return FALSE;
if (allocate) {
spr->data = align_malloc(buffer_size, 64);
return spr->data != NULL;
}
else {
return TRUE;
}
}
static unsigned r300_texture_get_nblocksy(struct r300_resource *tex,
unsigned level,
boolean *out_aligned_for_cbzb)
{
unsigned height, tile_height;
height = u_minify(tex->tex.height0, level);
/* Mipmapped and 3D textures must have their height aligned to POT. */
if ((tex->b.b.b.target != PIPE_TEXTURE_1D &&
tex->b.b.b.target != PIPE_TEXTURE_2D &&
tex->b.b.b.target != PIPE_TEXTURE_RECT) ||
tex->b.b.b.last_level != 0) {
height = util_next_power_of_two(height);
}
if (util_format_is_plain(tex->b.b.b.format)) {
tile_height = r300_get_pixel_alignment(tex->b.b.b.format,
tex->b.b.b.nr_samples,
tex->tex.microtile,
tex->tex.macrotile[level],
DIM_HEIGHT, 0);
height = align(height, tile_height);
/* See if the CBZB clear can be used on the buffer,
* taking the texture size into account. */
if (out_aligned_for_cbzb) {
if (tex->tex.macrotile[level]) {
/* When clearing, the layer (width*height) is horizontally split
* into two, and the upper and lower halves are cleared by the CB
* and ZB units, respectively. Therefore, the number of macrotiles
* in the Y direction must be even. */
/* Align the height so that there is an even number of macrotiles.
* Do so for 3 or more macrotiles in the Y direction. */
if (level == 0 && tex->b.b.b.last_level == 0 &&
(tex->b.b.b.target == PIPE_TEXTURE_1D ||
tex->b.b.b.target == PIPE_TEXTURE_2D ||
tex->b.b.b.target == PIPE_TEXTURE_RECT) &&
height >= tile_height * 3) {
height = align(height, tile_height * 2);
}
*out_aligned_for_cbzb = height % (tile_height * 2) == 0;
} else {
*out_aligned_for_cbzb = FALSE;
}
}
}
return util_format_get_nblocksy(tex->b.b.b.format, height);
}
static struct sw_displaytarget *
wayland_displaytarget_create(struct sw_winsys *ws,
unsigned tex_usage,
enum pipe_format format,
unsigned width, unsigned height,
unsigned alignment,
unsigned *stride)
{
struct wayland_sw_displaytarget *wldt;
unsigned nblocksy, format_stride;
char filename[] = "/tmp/wayland-shm-XXXXXX";
if (!wayland_is_displaytarget_format_supported(ws, tex_usage, format))
return NULL;
wldt = CALLOC_STRUCT(wayland_sw_displaytarget);
if (!wldt)
return NULL;
wldt->map = NULL;
wldt->format = format;
wldt->width = width;
wldt->height = height;
format_stride = util_format_get_stride(format, width);
wldt->stride = align(format_stride, alignment);
nblocksy = util_format_get_nblocksy(format, height);
wldt->size = wldt->stride * nblocksy;
wldt->fd = mkstemp(filename);
if (wldt->fd < 0) {
FREE(wldt);
return NULL;
}
if (ftruncate(wldt->fd, wldt->size) < 0) {
unlink(filename);
close(wldt->fd);
FREE(wldt);
return NULL;
}
unlink(filename);
*stride = wldt->stride;
return (struct sw_displaytarget *) wldt;
}
static unsigned r300_texture_get_nblocksy(struct r300_texture* tex,
unsigned level)
{
unsigned height, tile_height;
height = u_minify(tex->tex.height0, level);
if (!util_format_is_compressed(tex->tex.format)) {
tile_height = r300_texture_get_tile_size(tex, TILE_HEIGHT,
tex->mip_macrotile[level]);
height = align(height, tile_height);
}
return util_format_get_nblocksy(tex->tex.format, height);
}
static void
i945_texture_layout_3d(struct i915_texture *tex)
{
struct pipe_resource *pt = &tex->b.b;
unsigned width = util_next_power_of_two(pt->width0);
unsigned height = util_next_power_of_two(pt->height0);
unsigned depth = util_next_power_of_two(pt->depth0);
unsigned nblocksy = util_format_get_nblocksy(pt->format, width);
unsigned pack_x_pitch, pack_x_nr;
unsigned pack_y_pitch;
unsigned level;
tex->stride = align(util_format_get_stride(pt->format, width), 4);
tex->total_nblocksy = 0;
pack_y_pitch = MAX2(nblocksy, 2);
pack_x_pitch = tex->stride / util_format_get_blocksize(pt->format);
pack_x_nr = 1;
for (level = 0; level <= pt->last_level; level++) {
int x = 0;
int y = 0;
unsigned q, j;
i915_texture_set_level_info(tex, level, depth);
for (q = 0; q < depth;) {
for (j = 0; j < pack_x_nr && q < depth; j++, q++) {
i915_texture_set_image_offset(tex, level, q, x, y + tex->total_nblocksy);
x += pack_x_pitch;
}
x = 0;
y += pack_y_pitch;
}
tex->total_nblocksy += y;
if (pack_x_pitch > 4) {
pack_x_pitch >>= 1;
pack_x_nr <<= 1;
assert(pack_x_pitch * pack_x_nr * util_format_get_blocksize(pt->format) <= tex->stride);
}
if (pack_y_pitch > 2) {
pack_y_pitch >>= 1;
}
static struct sw_displaytarget *
xlib_displaytarget_create(struct sw_winsys *winsys,
unsigned tex_usage,
enum pipe_format format,
unsigned width, unsigned height,
unsigned alignment,
unsigned *stride)
{
struct xlib_displaytarget *xlib_dt;
unsigned nblocksy, size;
xlib_dt = CALLOC_STRUCT(xlib_displaytarget);
if (!xlib_dt)
goto no_xlib_dt;
xlib_dt->display = ((struct xlib_sw_winsys *)winsys)->display;
xlib_dt->format = format;
xlib_dt->width = width;
xlib_dt->height = height;
nblocksy = util_format_get_nblocksy(format, height);
xlib_dt->stride = align(util_format_get_stride(format, width), alignment);
size = xlib_dt->stride * nblocksy;
if (!debug_get_option_xlib_no_shm()) {
xlib_dt->data = alloc_shm(xlib_dt, size);
if (xlib_dt->data) {
xlib_dt->shm = True;
}
}
if (!xlib_dt->data) {
xlib_dt->data = align_malloc(size, alignment);
if (!xlib_dt->data)
goto no_data;
}
*stride = xlib_dt->stride;
return (struct sw_displaytarget *)xlib_dt;
no_data:
FREE(xlib_dt);
no_xlib_dt:
return NULL;
}
void trace_dump_box_bytes(const void *data,
enum pipe_format format,
const struct pipe_box *box,
unsigned stride,
unsigned slice_stride)
{
size_t size;
if (slice_stride)
size = box->depth * slice_stride;
else if (stride)
size = util_format_get_nblocksy(format, box->height) * stride;
else {
size = util_format_get_nblocksx(format, box->width) * util_format_get_blocksize(format);
}
trace_dump_bytes(data, size);
}
static struct pipe_buffer* xsp_surface_buffer_create
(
struct pipe_winsys *pws,
unsigned width,
unsigned height,
enum pipe_format format,
unsigned usage,
unsigned tex_usage,
unsigned *stride
)
{
const unsigned int ALIGNMENT = 1;
unsigned nblocksy;
nblocksy = util_format_get_nblocksy(format, height);
*stride = align(util_format_get_stride(format, width), ALIGNMENT);
return pws->buffer_create(pws, ALIGNMENT, usage,
*stride * nblocksy);
}
int virgl_vtest_recv_transfer_get_data(struct virgl_vtest_winsys *vws,
void *data,
uint32_t data_size,
uint32_t stride,
const struct pipe_box *box,
uint32_t format)
{
void *line;
void *ptr = data;
int hblocks = util_format_get_nblocksy(format, box->height);
line = malloc(stride);
while (hblocks) {
virgl_block_read(vws->sock_fd, line, stride);
memcpy(ptr, line, util_format_get_stride(format, box->width));
ptr += stride;
hblocks--;
}
free(line);
return 0;
}
/* FIXME: dump resources, not surfaces... */
void debug_dump_surface(struct pipe_context *pipe,
const char *prefix,
struct pipe_surface *surface)
{
struct pipe_resource *texture;
struct pipe_transfer *transfer;
void *data;
if (!surface)
return;
/* XXX: this doesn't necessarily work, as the driver may be using
* temporary storage for the surface which hasn't been propagated
* back into the texture. Need to nail down the semantics of views
* and transfers a bit better before we can say if extra work needs
* to be done here:
*/
texture = surface->texture;
transfer = pipe_get_transfer(pipe, texture, surface->u.tex.level,
surface->u.tex.first_layer,
PIPE_TRANSFER_READ,
0, 0, surface->width, surface->height);
data = pipe->transfer_map(pipe, transfer);
if(!data)
goto error;
debug_dump_image(prefix,
texture->format,
util_format_get_blocksize(texture->format),
util_format_get_nblocksx(texture->format, surface->width),
util_format_get_nblocksy(texture->format, surface->height),
transfer->stride,
data);
pipe->transfer_unmap(pipe, transfer);
error:
pipe->transfer_destroy(pipe, transfer);
}
static void
fd_resource_flush_rgtc(struct fd_transfer *trans, const struct pipe_box *box)
{
struct fd_resource *rsc = fd_resource(trans->base.resource);
struct fd_resource_slice *slice = fd_resource_slice(rsc, trans->base.level);
enum pipe_format format = trans->base.resource->format;
uint8_t *data = fd_bo_map(rsc->bo) + slice->offset +
fd_resource_layer_offset(rsc, slice, trans->base.box.z) +
((trans->base.box.y + box->y) * slice->pitch +
trans->base.box.x + box->x) * rsc->cpp;
uint8_t *source = trans->staging +
util_format_get_nblocksy(format, box->y) * trans->base.stride +
util_format_get_stride(format, box->x);
switch (format) {
case PIPE_FORMAT_RGTC1_UNORM:
case PIPE_FORMAT_RGTC1_SNORM:
case PIPE_FORMAT_LATC1_UNORM:
case PIPE_FORMAT_LATC1_SNORM:
util_format_rgtc1_unorm_unpack_rgba_8unorm(
data, slice->pitch * rsc->cpp,
source, trans->base.stride,
box->width, box->height);
break;
case PIPE_FORMAT_RGTC2_UNORM:
case PIPE_FORMAT_RGTC2_SNORM:
case PIPE_FORMAT_LATC2_UNORM:
case PIPE_FORMAT_LATC2_SNORM:
util_format_rgtc2_unorm_unpack_rgba_8unorm(
data, slice->pitch * rsc->cpp,
source, trans->base.stride,
box->width, box->height);
break;
default:
assert(!"Unexpected format\n");
break;
}
}
/**
* Helper function to compute offset (in bytes) for a particular
* texture level/face/slice from the start of the buffer.
*/
static unsigned
sp_get_tex_image_offset(const struct softpipe_resource *spr,
unsigned level, unsigned layer)
{
const unsigned hgt = u_minify(spr->base.height0, level);
const unsigned nblocksy = util_format_get_nblocksy(spr->base.format, hgt);
unsigned offset = spr->level_offset[level];
if (spr->base.target == PIPE_TEXTURE_CUBE ||
spr->base.target == PIPE_TEXTURE_3D ||
spr->base.target == PIPE_TEXTURE_2D_ARRAY) {
offset += layer * nblocksy * spr->stride[level];
}
else if (spr->base.target == PIPE_TEXTURE_1D_ARRAY) {
offset += layer * spr->stride[level];
}
else {
assert(layer == 0);
}
return offset;
}
