2 * Copyright © 2014 Broadcom
3 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
25 #include "util/u_blit.h"
26 #include "util/u_memory.h"
27 #include "util/u_format.h"
28 #include "util/u_inlines.h"
29 #include "util/u_surface.h"
30 #include "util/u_upload_mgr.h"
32 #include "vc4_screen.h"
33 #include "vc4_context.h"
34 #include "vc4_resource.h"
35 #include "vc4_tiling.h"
37 static bool miptree_debug = false;
40 vc4_resource_bo_alloc(struct vc4_resource *rsc)
42 struct pipe_resource *prsc = &rsc->base.b;
43 struct pipe_screen *pscreen = prsc->screen;
47 fprintf(stderr, "alloc %p: size %d + offset %d -> %d\n",
50 rsc->slices[0].offset,
51 rsc->slices[0].offset +
53 rsc->cube_map_stride * (prsc->array_size - 1));
56 bo = vc4_bo_alloc(vc4_screen(pscreen),
57 rsc->slices[0].offset +
59 rsc->cube_map_stride * (prsc->array_size - 1),
62 vc4_bo_unreference(&rsc->bo);
71 vc4_resource_transfer_unmap(struct pipe_context *pctx,
72 struct pipe_transfer *ptrans)
74 struct vc4_context *vc4 = vc4_context(pctx);
75 struct vc4_transfer *trans = vc4_transfer(ptrans);
78 struct vc4_resource *rsc;
79 struct vc4_resource_slice *slice;
80 if (trans->ss_resource) {
81 rsc = vc4_resource(trans->ss_resource);
82 slice = &rsc->slices[0];
84 rsc = vc4_resource(ptrans->resource);
85 slice = &rsc->slices[ptrans->level];
88 if (ptrans->usage & PIPE_TRANSFER_WRITE) {
89 vc4_store_tiled_image(rsc->bo->map + slice->offset +
90 ptrans->box.z * rsc->cube_map_stride,
92 trans->map, ptrans->stride,
93 slice->tiling, rsc->cpp,
99 if (trans->ss_resource && (ptrans->usage & PIPE_TRANSFER_WRITE)) {
100 struct pipe_blit_info blit;
101 memset(&blit, 0, sizeof(blit));
103 blit.src.resource = trans->ss_resource;
104 blit.src.format = trans->ss_resource->format;
105 blit.src.box.width = trans->ss_box.width;
106 blit.src.box.height = trans->ss_box.height;
107 blit.src.box.depth = 1;
109 blit.dst.resource = ptrans->resource;
110 blit.dst.format = ptrans->resource->format;
111 blit.dst.level = ptrans->level;
112 blit.dst.box = trans->ss_box;
114 blit.mask = util_format_get_mask(ptrans->resource->format);
115 blit.filter = PIPE_TEX_FILTER_NEAREST;
117 pctx->blit(pctx, &blit);
120 pipe_resource_reference(&trans->ss_resource, NULL);
123 pipe_resource_reference(&ptrans->resource, NULL);
124 util_slab_free(&vc4->transfer_pool, ptrans);
127 static struct pipe_resource *
128 vc4_get_temp_resource(struct pipe_context *pctx,
129 struct pipe_resource *prsc,
130 const struct pipe_box *box)
132 struct pipe_resource temp_setup;
134 memset(&temp_setup, 0, sizeof(temp_setup));
135 temp_setup.target = prsc->target;
136 temp_setup.format = prsc->format;
137 temp_setup.width0 = box->width;
138 temp_setup.height0 = box->height;
139 temp_setup.depth0 = 1;
140 temp_setup.array_size = 1;
142 return pctx->screen->resource_create(pctx->screen, &temp_setup);
146 vc4_resource_transfer_map(struct pipe_context *pctx,
147 struct pipe_resource *prsc,
148 unsigned level, unsigned usage,
149 const struct pipe_box *box,
150 struct pipe_transfer **pptrans)
152 struct vc4_context *vc4 = vc4_context(pctx);
153 struct vc4_resource *rsc = vc4_resource(prsc);
154 struct vc4_transfer *trans;
155 struct pipe_transfer *ptrans;
156 enum pipe_format format = prsc->format;
159 if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
160 if (vc4_resource_bo_alloc(rsc)) {
162 /* If it might be bound as one of our vertex buffers,
163 * make sure we re-emit vertex buffer state.
165 if (prsc->bind & PIPE_BIND_VERTEX_BUFFER)
166 vc4->dirty |= VC4_DIRTY_VTXBUF;
168 /* If we failed to reallocate, flush everything so
169 * that we don't violate any syncing requirements.
173 } else if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED)) {
174 if (vc4_cl_references_bo(pctx, rsc->bo)) {
175 if ((usage & PIPE_TRANSFER_DISCARD_RANGE) &&
176 prsc->last_level == 0 &&
177 prsc->width0 == box->width &&
178 prsc->height0 == box->height &&
179 prsc->depth0 == box->depth &&
180 vc4_resource_bo_alloc(rsc)) {
181 if (prsc->bind & PIPE_BIND_VERTEX_BUFFER)
182 vc4->dirty |= VC4_DIRTY_VTXBUF;
189 if (usage & PIPE_TRANSFER_WRITE)
192 trans = util_slab_alloc(&vc4->transfer_pool);
196 /* XXX: Handle DONTBLOCK, DISCARD_RANGE, PERSISTENT, COHERENT. */
198 /* util_slab_alloc() doesn't zero: */
199 memset(trans, 0, sizeof(*trans));
200 ptrans = &trans->base;
202 pipe_resource_reference(&ptrans->resource, prsc);
203 ptrans->level = level;
204 ptrans->usage = usage;
207 /* If the resource is multisampled, we need to resolve to single
208 * sample. This seems like it should be handled at a higher layer.
210 if (prsc->nr_samples > 1) {
211 trans->ss_resource = vc4_get_temp_resource(pctx, prsc, box);
212 if (!trans->ss_resource)
214 assert(!trans->ss_resource->nr_samples);
216 /* The ptrans->box gets modified for tile alignment, so save
217 * the original box for unmap time.
219 trans->ss_box = *box;
221 if (usage & PIPE_TRANSFER_READ) {
222 struct pipe_blit_info blit;
223 memset(&blit, 0, sizeof(blit));
225 blit.src.resource = ptrans->resource;
226 blit.src.format = ptrans->resource->format;
227 blit.src.level = ptrans->level;
228 blit.src.box = trans->ss_box;
230 blit.dst.resource = trans->ss_resource;
231 blit.dst.format = trans->ss_resource->format;
232 blit.dst.box.width = trans->ss_box.width;
233 blit.dst.box.height = trans->ss_box.height;
234 blit.dst.box.depth = 1;
236 blit.mask = util_format_get_mask(prsc->format);
237 blit.filter = PIPE_TEX_FILTER_NEAREST;
239 pctx->blit(pctx, &blit);
243 /* The rest of the mapping process should use our temporary. */
244 prsc = trans->ss_resource;
245 rsc = vc4_resource(prsc);
251 /* Note that the current kernel implementation is synchronous, so no
252 * need to do syncing stuff here yet.
255 if (usage & PIPE_TRANSFER_UNSYNCHRONIZED)
256 buf = vc4_bo_map_unsynchronized(rsc->bo);
258 buf = vc4_bo_map(rsc->bo);
260 fprintf(stderr, "Failed to map bo\n");
266 struct vc4_resource_slice *slice = &rsc->slices[level];
268 uint32_t utile_w = vc4_utile_width(rsc->cpp);
269 uint32_t utile_h = vc4_utile_height(rsc->cpp);
271 /* No direct mappings of tiled, since we need to manually
274 if (usage & PIPE_TRANSFER_MAP_DIRECTLY)
277 /* We need to align the box to utile boundaries, since that's
278 * what load/store operate on.
280 uint32_t orig_width = ptrans->box.width;
281 uint32_t orig_height = ptrans->box.height;
282 uint32_t box_start_x = ptrans->box.x & (utile_w - 1);
283 uint32_t box_start_y = ptrans->box.y & (utile_h - 1);
284 ptrans->box.width += box_start_x;
285 ptrans->box.x -= box_start_x;
286 ptrans->box.height += box_start_y;
287 ptrans->box.y -= box_start_y;
288 ptrans->box.width = align(ptrans->box.width, utile_w);
289 ptrans->box.height = align(ptrans->box.height, utile_h);
291 ptrans->stride = ptrans->box.width * rsc->cpp;
292 ptrans->layer_stride = ptrans->stride;
294 trans->map = malloc(ptrans->stride * ptrans->box.height);
295 if (usage & PIPE_TRANSFER_READ ||
296 ptrans->box.width != orig_width ||
297 ptrans->box.height != orig_height) {
298 vc4_load_tiled_image(trans->map, ptrans->stride,
299 buf + slice->offset +
300 ptrans->box.z * rsc->cube_map_stride,
302 slice->tiling, rsc->cpp,
306 box_start_x * rsc->cpp +
307 box_start_y * ptrans->stride);
309 ptrans->stride = slice->stride;
310 ptrans->layer_stride = ptrans->stride;
312 return buf + slice->offset +
313 ptrans->box.y / util_format_get_blockheight(format) * ptrans->stride +
314 ptrans->box.x / util_format_get_blockwidth(format) * rsc->cpp +
315 ptrans->box.z * rsc->cube_map_stride;
320 vc4_resource_transfer_unmap(pctx, ptrans);
325 vc4_resource_destroy(struct pipe_screen *pscreen,
326 struct pipe_resource *prsc)
328 struct vc4_resource *rsc = vc4_resource(prsc);
329 pipe_resource_reference(&rsc->shadow_parent, NULL);
330 vc4_bo_unreference(&rsc->bo);
335 vc4_resource_get_handle(struct pipe_screen *pscreen,
336 struct pipe_resource *prsc,
337 struct winsys_handle *handle)
339 struct vc4_resource *rsc = vc4_resource(prsc);
341 return vc4_screen_bo_get_handle(pscreen, rsc->bo, rsc->slices[0].stride,
345 static const struct u_resource_vtbl vc4_resource_vtbl = {
346 .resource_get_handle = vc4_resource_get_handle,
347 .resource_destroy = vc4_resource_destroy,
348 .transfer_map = vc4_resource_transfer_map,
349 .transfer_flush_region = u_default_transfer_flush_region,
350 .transfer_unmap = vc4_resource_transfer_unmap,
351 .transfer_inline_write = u_default_transfer_inline_write,
355 vc4_setup_slices(struct vc4_resource *rsc)
357 struct pipe_resource *prsc = &rsc->base.b;
358 uint32_t width = prsc->width0;
359 uint32_t height = prsc->height0;
360 uint32_t pot_width = util_next_power_of_two(width);
361 uint32_t pot_height = util_next_power_of_two(height);
363 uint32_t utile_w = vc4_utile_width(rsc->cpp);
364 uint32_t utile_h = vc4_utile_height(rsc->cpp);
366 for (int i = prsc->last_level; i >= 0; i--) {
367 struct vc4_resource_slice *slice = &rsc->slices[i];
369 uint32_t level_width, level_height;
372 level_height = height;
374 level_width = u_minify(pot_width, i);
375 level_height = u_minify(pot_height, i);
379 slice->tiling = VC4_TILING_FORMAT_LINEAR;
380 if (prsc->nr_samples > 1) {
381 /* MSAA (4x) surfaces are stored as raw tile buffer contents. */
382 level_width = align(level_width, 32);
383 level_height = align(level_height, 32);
385 level_width = align(level_width, utile_w);
388 if (vc4_size_is_lt(level_width, level_height,
390 slice->tiling = VC4_TILING_FORMAT_LT;
391 level_width = align(level_width, utile_w);
392 level_height = align(level_height, utile_h);
394 slice->tiling = VC4_TILING_FORMAT_T;
395 level_width = align(level_width,
397 level_height = align(level_height,
402 slice->offset = offset;
403 slice->stride = (level_width * rsc->cpp *
404 MAX2(prsc->nr_samples, 1));
405 slice->size = level_height * slice->stride;
407 offset += slice->size;
410 static const char tiling_chars[] = {
411 [VC4_TILING_FORMAT_LINEAR] = 'R',
412 [VC4_TILING_FORMAT_LT] = 'L',
413 [VC4_TILING_FORMAT_T] = 'T'
416 "rsc setup %p (format %d), %dx%d: "
417 "level %d (%c) -> %dx%d, stride %d@0x%08x\n",
418 rsc, rsc->vc4_format,
419 prsc->width0, prsc->height0,
420 i, tiling_chars[slice->tiling],
421 level_width, level_height,
422 slice->stride, slice->offset);
426 /* The texture base pointer that has to point to level 0 doesn't have
427 * intra-page bits, so we have to align it, and thus shift up all the
430 uint32_t page_align_offset = (align(rsc->slices[0].offset, 4096) -
431 rsc->slices[0].offset);
432 if (page_align_offset) {
433 for (int i = 0; i <= prsc->last_level; i++)
434 rsc->slices[i].offset += page_align_offset;
437 /* Cube map faces appear as whole miptrees at a page-aligned offset
438 * from the first face's miptree.
440 if (prsc->target == PIPE_TEXTURE_CUBE) {
441 rsc->cube_map_stride = align(rsc->slices[0].offset +
442 rsc->slices[0].size, 4096);
446 static struct vc4_resource *
447 vc4_resource_setup(struct pipe_screen *pscreen,
448 const struct pipe_resource *tmpl)
450 struct vc4_resource *rsc = CALLOC_STRUCT(vc4_resource);
453 struct pipe_resource *prsc = &rsc->base.b;
457 pipe_reference_init(&prsc->reference, 1);
458 prsc->screen = pscreen;
460 rsc->base.vtbl = &vc4_resource_vtbl;
461 if (prsc->nr_samples <= 1)
462 rsc->cpp = util_format_get_blocksize(tmpl->format);
464 rsc->cpp = sizeof(uint32_t);
471 static enum vc4_texture_data_type
472 get_resource_texture_format(struct pipe_resource *prsc)
474 struct vc4_resource *rsc = vc4_resource(prsc);
475 uint8_t format = vc4_get_tex_format(prsc->format);
478 if (prsc->nr_samples > 1) {
481 assert(format == VC4_TEXTURE_TYPE_RGBA8888);
482 return VC4_TEXTURE_TYPE_RGBA32R;
489 struct pipe_resource *
490 vc4_resource_create(struct pipe_screen *pscreen,
491 const struct pipe_resource *tmpl)
493 struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl);
494 struct pipe_resource *prsc = &rsc->base.b;
496 /* We have to make shared be untiled, since we don't have any way to
497 * communicate metadata about tiling currently.
499 if (tmpl->target == PIPE_BUFFER ||
500 tmpl->nr_samples > 1 ||
501 (tmpl->bind & (PIPE_BIND_SCANOUT |
504 PIPE_BIND_CURSOR))) {
510 if (tmpl->target != PIPE_BUFFER)
511 rsc->vc4_format = get_resource_texture_format(prsc);
513 vc4_setup_slices(rsc);
514 if (!vc4_resource_bo_alloc(rsc))
519 vc4_resource_destroy(pscreen, prsc);
523 static struct pipe_resource *
524 vc4_resource_from_handle(struct pipe_screen *pscreen,
525 const struct pipe_resource *tmpl,
526 struct winsys_handle *handle,
529 struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl);
530 struct pipe_resource *prsc = &rsc->base.b;
531 struct vc4_resource_slice *slice = &rsc->slices[0];
532 uint32_t expected_stride = align(prsc->width0 / rsc->cpp,
533 vc4_utile_width(rsc->cpp));
538 if (handle->stride != expected_stride) {
539 static bool warned = false;
543 "Attempting to import %dx%d %s with "
544 "unsupported stride %d instead of %d\n",
545 prsc->width0, prsc->height0,
546 util_format_short_name(prsc->format),
554 rsc->bo = vc4_screen_bo_from_handle(pscreen, handle);
558 slice->stride = handle->stride;
559 slice->tiling = VC4_TILING_FORMAT_LINEAR;
561 rsc->vc4_format = get_resource_texture_format(prsc);
565 "rsc import %p (format %d), %dx%d: "
566 "level 0 (R) -> stride %d@0x%08x\n",
567 rsc, rsc->vc4_format,
568 prsc->width0, prsc->height0,
569 slice->stride, slice->offset);
575 vc4_resource_destroy(pscreen, prsc);
579 static struct pipe_surface *
580 vc4_create_surface(struct pipe_context *pctx,
581 struct pipe_resource *ptex,
582 const struct pipe_surface *surf_tmpl)
584 struct vc4_surface *surface = CALLOC_STRUCT(vc4_surface);
585 struct vc4_resource *rsc = vc4_resource(ptex);
590 assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer);
592 struct pipe_surface *psurf = &surface->base;
593 unsigned level = surf_tmpl->u.tex.level;
595 pipe_reference_init(&psurf->reference, 1);
596 pipe_resource_reference(&psurf->texture, ptex);
598 psurf->context = pctx;
599 psurf->format = surf_tmpl->format;
600 psurf->width = u_minify(ptex->width0, level);
601 psurf->height = u_minify(ptex->height0, level);
602 psurf->u.tex.level = level;
603 psurf->u.tex.first_layer = surf_tmpl->u.tex.first_layer;
604 psurf->u.tex.last_layer = surf_tmpl->u.tex.last_layer;
605 surface->offset = rsc->slices[level].offset;
606 surface->tiling = rsc->slices[level].tiling;
608 return &surface->base;
612 vc4_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf)
614 pipe_resource_reference(&psurf->texture, NULL);
619 vc4_dump_surface_non_msaa(struct pipe_surface *psurf)
621 struct pipe_resource *prsc = psurf->texture;
622 struct vc4_resource *rsc = vc4_resource(prsc);
623 uint32_t *map = vc4_bo_map(rsc->bo);
624 uint32_t stride = rsc->slices[0].stride / 4;
625 uint32_t width = psurf->width;
626 uint32_t height = psurf->height;
627 uint32_t chunk_w = width / 79;
628 uint32_t chunk_h = height / 40;
629 uint32_t found_colors[10];
630 uint32_t num_found_colors = 0;
632 if (rsc->vc4_format != VC4_TEXTURE_TYPE_RGBA32R) {
633 fprintf(stderr, "%s: Unsupported format %s\n",
634 __func__, util_format_short_name(psurf->format));
638 for (int by = 0; by < height; by += chunk_h) {
639 for (int bx = 0; bx < width; bx += chunk_w) {
640 int all_found_color = -1; /* nothing found */
642 for (int y = by; y < MIN2(height, by + chunk_h); y++) {
643 for (int x = bx; x < MIN2(width, bx + chunk_w); x++) {
644 uint32_t pix = map[y * stride + x];
647 for (i = 0; i < num_found_colors; i++) {
648 if (pix == found_colors[i])
651 if (i == num_found_colors &&
653 ARRAY_SIZE(found_colors)) {
654 found_colors[num_found_colors++] = pix;
657 if (i < num_found_colors) {
658 if (all_found_color == -1)
660 else if (i != all_found_color)
661 all_found_color = ARRAY_SIZE(found_colors);
665 /* If all pixels for this chunk have a consistent
666 * value, then print a character for it. Either a
667 * fixed name (particularly common for piglit tests),
668 * or a runtime-generated number.
670 if (all_found_color >= 0 &&
671 all_found_color < ARRAY_SIZE(found_colors)) {
672 static const struct {
684 for (i = 0; i < ARRAY_SIZE(named_colors); i++) {
685 if (named_colors[i].val ==
686 found_colors[all_found_color]) {
687 fprintf(stderr, "%s",
692 /* For unnamed colors, print a number and the
693 * numbers will have values printed at the
696 if (i == ARRAY_SIZE(named_colors)) {
697 fprintf(stderr, "%c",
698 '0' + all_found_color);
701 /* If there's no consistent color, print this.
703 fprintf(stderr, ".");
706 fprintf(stderr, "\n");
709 for (int i = 0; i < num_found_colors; i++) {
710 fprintf(stderr, "color %d: 0x%08x\n", i, found_colors[i]);
715 vc4_surface_msaa_get_sample(struct pipe_surface *psurf,
716 uint32_t x, uint32_t y, uint32_t sample)
718 struct pipe_resource *prsc = psurf->texture;
719 struct vc4_resource *rsc = vc4_resource(prsc);
720 uint32_t tile_w = 32, tile_h = 32;
721 uint32_t tiles_w = DIV_ROUND_UP(psurf->width, 32);
723 uint32_t tile_x = x / tile_w;
724 uint32_t tile_y = y / tile_h;
725 uint32_t *tile = (vc4_bo_map(rsc->bo) +
726 VC4_TILE_BUFFER_SIZE * (tile_y * tiles_w + tile_x));
727 uint32_t subtile_x = x % tile_w;
728 uint32_t subtile_y = y % tile_h;
730 uint32_t quad_samples = VC4_MAX_SAMPLES * 4;
731 uint32_t tile_stride = quad_samples * tile_w / 2;
733 return *((uint32_t *)tile +
734 (subtile_y >> 1) * tile_stride +
735 (subtile_x >> 1) * quad_samples +
736 ((subtile_y & 1) << 1) +
742 vc4_dump_surface_msaa_char(struct pipe_surface *psurf,
743 uint32_t start_x, uint32_t start_y,
744 uint32_t w, uint32_t h)
746 bool all_same_color = true;
747 uint32_t all_pix = 0;
749 for (int y = start_y; y < start_y + h; y++) {
750 for (int x = start_x; x < start_x + w; x++) {
751 for (int s = 0; s < VC4_MAX_SAMPLES; s++) {
752 uint32_t pix = vc4_surface_msaa_get_sample(psurf,
755 if (x == start_x && y == start_y)
757 else if (all_pix != pix)
758 all_same_color = false;
762 if (all_same_color) {
763 static const struct {
775 for (i = 0; i < ARRAY_SIZE(named_colors); i++) {
776 if (named_colors[i].val == all_pix) {
777 fprintf(stderr, "%s",
782 fprintf(stderr, "x");
784 fprintf(stderr, ".");
789 vc4_dump_surface_msaa(struct pipe_surface *psurf)
791 uint32_t tile_w = 32, tile_h = 32;
792 uint32_t tiles_w = DIV_ROUND_UP(psurf->width, tile_w);
793 uint32_t tiles_h = DIV_ROUND_UP(psurf->height, tile_h);
794 uint32_t char_w = 140, char_h = 60;
795 uint32_t char_w_per_tile = char_w / tiles_w - 1;
796 uint32_t char_h_per_tile = char_h / tiles_h - 1;
797 uint32_t found_colors[10];
798 uint32_t num_found_colors = 0;
800 fprintf(stderr, "Surface: %dx%d (%dx MSAA)\n",
801 psurf->width, psurf->height, psurf->texture->nr_samples);
803 for (int x = 0; x < (char_w_per_tile + 1) * tiles_w; x++)
804 fprintf(stderr, "-");
805 fprintf(stderr, "\n");
807 for (int ty = 0; ty < psurf->height; ty += tile_h) {
808 for (int y = 0; y < char_h_per_tile; y++) {
810 for (int tx = 0; tx < psurf->width; tx += tile_w) {
811 for (int x = 0; x < char_w_per_tile; x++) {
812 uint32_t bx1 = (x * tile_w /
814 uint32_t bx2 = ((x + 1) * tile_w /
816 uint32_t by1 = (y * tile_h /
818 uint32_t by2 = ((y + 1) * tile_h /
821 vc4_dump_surface_msaa_char(psurf,
827 fprintf(stderr, "|");
829 fprintf(stderr, "\n");
832 for (int x = 0; x < (char_w_per_tile + 1) * tiles_w; x++)
833 fprintf(stderr, "-");
834 fprintf(stderr, "\n");
837 for (int i = 0; i < num_found_colors; i++) {
838 fprintf(stderr, "color %d: 0x%08x\n", i, found_colors[i]);
842 /** Debug routine to dump the contents of an 8888 surface to the console */
844 vc4_dump_surface(struct pipe_surface *psurf)
849 if (psurf->texture->nr_samples > 1)
850 vc4_dump_surface_msaa(psurf);
852 vc4_dump_surface_non_msaa(psurf);
856 vc4_flush_resource(struct pipe_context *pctx, struct pipe_resource *resource)
858 /* All calls to flush_resource are followed by a flush of the context,
859 * so there's nothing to do.
864 vc4_update_shadow_baselevel_texture(struct pipe_context *pctx,
865 struct pipe_sampler_view *view)
867 struct vc4_resource *shadow = vc4_resource(view->texture);
868 struct vc4_resource *orig = vc4_resource(shadow->shadow_parent);
871 if (shadow->writes == orig->writes && orig->bo->private)
874 perf_debug("Updating shadow texture due to %s\n",
875 view->u.tex.first_level ? "base level" : "raster layout");
877 for (int i = 0; i <= shadow->base.b.last_level; i++) {
878 unsigned width = u_minify(shadow->base.b.width0, i);
879 unsigned height = u_minify(shadow->base.b.height0, i);
880 struct pipe_blit_info info = {
882 .resource = &shadow->base.b,
892 .format = shadow->base.b.format,
895 .resource = &orig->base.b,
896 .level = view->u.tex.first_level + i,
905 .format = orig->base.b.format,
909 pctx->blit(pctx, &info);
912 shadow->writes = orig->writes;
916 * Converts a 4-byte index buffer to 2 bytes.
918 * Since GLES2 only has support for 1 and 2-byte indices, the hardware doesn't
919 * include 4-byte index support, and we have to shrink it down.
921 * There's no fallback support for when indices end up being larger than 2^16,
922 * though it will at least assertion fail. Also, if the original index data
923 * was in user memory, it would be nice to not have uploaded it to a VBO
924 * before translating.
926 struct pipe_resource *
927 vc4_get_shadow_index_buffer(struct pipe_context *pctx,
928 const struct pipe_index_buffer *ib,
930 uint32_t *shadow_offset)
932 struct vc4_context *vc4 = vc4_context(pctx);
933 struct vc4_resource *orig = vc4_resource(ib->buffer);
934 perf_debug("Fallback conversion for %d uint indices\n", count);
937 struct pipe_resource *shadow_rsc = NULL;
938 u_upload_alloc(vc4->uploader, 0, count * 2, 4,
939 shadow_offset, &shadow_rsc, &data);
940 uint16_t *dst = data;
942 struct pipe_transfer *src_transfer = NULL;
944 if (ib->user_buffer) {
945 src = ib->user_buffer;
947 src = pipe_buffer_map_range(pctx, &orig->base.b,
950 PIPE_TRANSFER_READ, &src_transfer);
953 for (int i = 0; i < count; i++) {
954 uint32_t src_index = src[i];
955 assert(src_index <= 0xffff);
960 pctx->transfer_unmap(pctx, src_transfer);
966 vc4_resource_screen_init(struct pipe_screen *pscreen)
968 pscreen->resource_create = vc4_resource_create;
969 pscreen->resource_from_handle = vc4_resource_from_handle;
970 pscreen->resource_get_handle = u_resource_get_handle_vtbl;
971 pscreen->resource_destroy = u_resource_destroy_vtbl;
975 vc4_resource_context_init(struct pipe_context *pctx)
977 pctx->transfer_map = u_transfer_map_vtbl;
978 pctx->transfer_flush_region = u_transfer_flush_region_vtbl;
979 pctx->transfer_unmap = u_transfer_unmap_vtbl;
980 pctx->transfer_inline_write = u_transfer_inline_write_vtbl;
981 pctx->create_surface = vc4_create_surface;
982 pctx->surface_destroy = vc4_surface_destroy;
983 pctx->resource_copy_region = util_resource_copy_region;
984 pctx->blit = vc4_blit;
985 pctx->flush_resource = vc4_flush_resource;