diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_resource.c | 100 | ||||
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_resource.h | 1 |
2 files changed, 101 insertions, 0 deletions
diff --git a/src/gallium/drivers/vc4/vc4_resource.c b/src/gallium/drivers/vc4/vc4_resource.c index 544c032b018..cbb334ff13a 100644 --- a/src/gallium/drivers/vc4/vc4_resource.c +++ b/src/gallium/drivers/vc4/vc4_resource.c @@ -468,6 +468,106 @@ vc4_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf) FREE(psurf); } +/** Debug routine to dump the contents of an 8888 surface to the console */ +void +vc4_dump_surface(struct pipe_surface *psurf) +{ + if (!psurf) + return; + + struct pipe_resource *prsc = psurf->texture; + struct vc4_resource *rsc = vc4_resource(prsc); + uint32_t *map = vc4_bo_map(rsc->bo); + uint32_t stride = rsc->slices[0].stride / 4; + uint32_t width = psurf->width; + uint32_t height = psurf->height; + uint32_t chunk_w = width / 79; + uint32_t chunk_h = height / 40; + uint32_t found_colors[10]; + uint32_t num_found_colors = 0; + + if (rsc->vc4_format != VC4_TEXTURE_TYPE_RGBA32R) { + fprintf(stderr, "%s: Unsupported format %s\n", + __func__, util_format_short_name(psurf->format)); + return; + } + + for (int by = 0; by < height; by += chunk_h) { + for (int bx = 0; bx < width; bx += chunk_w) { + int all_found_color = -1; /* nothing found */ + + for (int y = by; y < MIN2(height, by + chunk_h); y++) { + for (int x = bx; x < MIN2(width, bx + chunk_w); x++) { + uint32_t pix = map[y * stride + x]; + + int i; + for (i = 0; i < num_found_colors; i++) { + if (pix == found_colors[i]) + break; + } + if (i == num_found_colors && + num_found_colors < + ARRAY_SIZE(found_colors)) { + found_colors[num_found_colors++] = pix; + } + + if (i < num_found_colors) { + if (all_found_color == -1) + all_found_color = i; + else if (i != all_found_color) + all_found_color = ARRAY_SIZE(found_colors); + } + } + } + /* If all pixels for this chunk have a consistent + * value, then print a character for it. Either a + * fixed name (particularly common for piglit tests), + * or a runtime-generated number. + */ + if (all_found_color >= 0 && + all_found_color < ARRAY_SIZE(found_colors)) { + static const struct { + uint32_t val; + const char *c; + } named_colors[] = { + { 0xff000000, "█" }, + { 0x00000000, "█" }, + { 0xffff0000, "r" }, + { 0xff00ff00, "g" }, + { 0xff0000ff, "b" }, + { 0xffffffff, "w" }, + }; + int i; + for (i = 0; i < ARRAY_SIZE(named_colors); i++) { + if (named_colors[i].val == + found_colors[all_found_color]) { + fprintf(stderr, "%s", + named_colors[i].c); + break; + } + } + /* For unnamed colors, print a number and the + * numbers will have values printed at the + * end. + */ + if (i == ARRAY_SIZE(named_colors)) { + fprintf(stderr, "%c", + '0' + all_found_color); + } + } else { + /* If there's no consistent color, print this. + */ + fprintf(stderr, "."); + } + } + fprintf(stderr, "\n"); + } + + for (int i = 0; i < num_found_colors; i++) { + fprintf(stderr, "color %d: 0x%08x\n", i, found_colors[i]); + } +} + static void vc4_flush_resource(struct pipe_context *pctx, struct pipe_resource *resource) { diff --git a/src/gallium/drivers/vc4/vc4_resource.h b/src/gallium/drivers/vc4/vc4_resource.h index 90b58e137df..b2359f06c9b 100644 --- a/src/gallium/drivers/vc4/vc4_resource.h +++ b/src/gallium/drivers/vc4/vc4_resource.h @@ -112,5 +112,6 @@ void vc4_update_shadow_baselevel_texture(struct pipe_context *pctx, struct pipe_sampler_view *view); void vc4_update_shadow_index_buffer(struct pipe_context *pctx, const struct pipe_index_buffer *ib); +void vc4_dump_surface(struct pipe_surface *psurf); #endif /* VC4_RESOURCE_H */ |