| /************************************************************************** |
| * |
| * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| /* |
| * Authors: |
| * Keith Whitwell <keith@tungstengraphics.com> |
| * Michel Dänzer <michel@tungstengraphics.com> |
| */ |
| |
| #include <stdio.h> |
| |
| #include "pipe/p_context.h" |
| #include "pipe/p_defines.h" |
| |
| #include "util/u_inlines.h" |
| #include "util/u_cpu_detect.h" |
| #include "util/u_format.h" |
| #include "util/u_math.h" |
| #include "util/u_memory.h" |
| #include "util/u_simple_list.h" |
| #include "util/u_transfer.h" |
| |
| #include "lp_context.h" |
| #include "lp_flush.h" |
| #include "lp_screen.h" |
| #include "lp_tile_image.h" |
| #include "lp_texture.h" |
| #include "lp_setup.h" |
| #include "lp_state.h" |
| |
| #include "state_tracker/sw_winsys.h" |
| |
| |
| #ifdef DEBUG |
| static struct llvmpipe_resource resource_list; |
| #endif |
| static unsigned id_counter = 0; |
| |
| |
| static INLINE boolean |
| resource_is_texture(const struct pipe_resource *resource) |
| { |
| switch (resource->target) { |
| case PIPE_BUFFER: |
| return FALSE; |
| case PIPE_TEXTURE_1D: |
| case PIPE_TEXTURE_2D: |
| case PIPE_TEXTURE_RECT: |
| case PIPE_TEXTURE_3D: |
| case PIPE_TEXTURE_CUBE: |
| return TRUE; |
| default: |
| assert(0); |
| return FALSE; |
| } |
| } |
| |
| |
| |
| /** |
| * Allocate storage for llvmpipe_texture::layout array. |
| * The number of elements is width_in_tiles * height_in_tiles. |
| */ |
| static enum lp_texture_layout * |
| alloc_layout_array(unsigned num_slices, unsigned width, unsigned height) |
| { |
| const unsigned tx = align(width, TILE_SIZE) / TILE_SIZE; |
| const unsigned ty = align(height, TILE_SIZE) / TILE_SIZE; |
| |
| assert(num_slices * tx * ty > 0); |
| assert(LP_TEX_LAYOUT_NONE == 0); /* calloc'ing LP_TEX_LAYOUT_NONE here */ |
| |
| return (enum lp_texture_layout *) |
| CALLOC(num_slices * tx * ty, sizeof(enum lp_texture_layout)); |
| } |
| |
| |
| |
| /** |
| * Conventional allocation path for non-display textures: |
| * Just compute row strides here. Storage is allocated on demand later. |
| */ |
| static boolean |
| llvmpipe_texture_layout(struct llvmpipe_screen *screen, |
| struct llvmpipe_resource *lpr, |
| boolean allocate) |
| { |
| struct pipe_resource *pt = &lpr->base; |
| unsigned level; |
| unsigned width = pt->width0; |
| unsigned height = pt->height0; |
| unsigned depth = pt->depth0; |
| uint64_t total_size = 0; |
| |
| assert(LP_MAX_TEXTURE_2D_LEVELS <= LP_MAX_TEXTURE_LEVELS); |
| assert(LP_MAX_TEXTURE_3D_LEVELS <= LP_MAX_TEXTURE_LEVELS); |
| |
| for (level = 0; level <= pt->last_level; level++) { |
| |
| /* Row stride and image stride (for linear layout) */ |
| { |
| unsigned alignment, nblocksx, nblocksy, block_size; |
| |
| /* For non-compressed formats we need to align the texture size |
| * to the tile size to facilitate render-to-texture. |
| */ |
| if (util_format_is_compressed(pt->format)) |
| alignment = 1; |
| else |
| alignment = TILE_SIZE; |
| |
| nblocksx = util_format_get_nblocksx(pt->format, |
| align(width, alignment)); |
| nblocksy = util_format_get_nblocksy(pt->format, |
| align(height, alignment)); |
| block_size = util_format_get_blocksize(pt->format); |
| |
| lpr->row_stride[level] = align(nblocksx * block_size, 16); |
| |
| /* if row_stride * height > LP_MAX_TEXTURE_SIZE */ |
| if (lpr->row_stride[level] > LP_MAX_TEXTURE_SIZE / nblocksy) { |
| /* image too large */ |
| goto fail; |
| } |
| |
| lpr->img_stride[level] = lpr->row_stride[level] * nblocksy; |
| } |
| |
| /* Size of the image in tiles (for tiled layout) */ |
| { |
| const unsigned width_t = align(width, TILE_SIZE) / TILE_SIZE; |
| const unsigned height_t = align(height, TILE_SIZE) / TILE_SIZE; |
| lpr->tiles_per_row[level] = width_t; |
| lpr->tiles_per_image[level] = width_t * height_t; |
| } |
| |
| /* Number of 3D image slices or cube faces */ |
| { |
| unsigned num_slices; |
| |
| if (lpr->base.target == PIPE_TEXTURE_CUBE) |
| num_slices = 6; |
| else if (lpr->base.target == PIPE_TEXTURE_3D) |
| num_slices = depth; |
| else |
| num_slices = 1; |
| |
| lpr->num_slices_faces[level] = num_slices; |
| |
| if (allocate) { |
| lpr->layout[level] = alloc_layout_array(num_slices, width, height); |
| if (!lpr->layout[level]) { |
| goto fail; |
| } |
| } |
| } |
| |
| /* if img_stride * num_slices_faces > LP_MAX_TEXTURE_SIZE */ |
| if (lpr->img_stride[level] > |
| LP_MAX_TEXTURE_SIZE / lpr->num_slices_faces[level]) { |
| /* volume too large */ |
| goto fail; |
| } |
| |
| total_size += (uint64_t) lpr->num_slices_faces[level] |
| * (uint64_t) lpr->img_stride[level]; |
| if (total_size > LP_MAX_TEXTURE_SIZE) { |
| goto fail; |
| } |
| |
| /* Compute size of next mipmap level */ |
| width = u_minify(width, 1); |
| height = u_minify(height, 1); |
| depth = u_minify(depth, 1); |
| } |
| |
| return TRUE; |
| |
| fail: |
| for (level = 0; level <= pt->last_level; level++) { |
| FREE(lpr->layout[level]); |
| } |
| |
| return FALSE; |
| } |
| |
| |
| /** |
| * Check the size of the texture specified by 'res'. |
| * \return TRUE if OK, FALSE if too large. |
| */ |
| static boolean |
| llvmpipe_can_create_resource(struct pipe_screen *screen, |
| const struct pipe_resource *res) |
| { |
| struct llvmpipe_resource lpr; |
| memset(&lpr, 0, sizeof(lpr)); |
| lpr.base = *res; |
| return llvmpipe_texture_layout(llvmpipe_screen(screen), &lpr, FALSE); |
| } |
| |
| |
| static boolean |
| llvmpipe_displaytarget_layout(struct llvmpipe_screen *screen, |
| struct llvmpipe_resource *lpr) |
| { |
| struct sw_winsys *winsys = screen->winsys; |
| |
| /* Round up the surface size to a multiple of the tile size to |
| * avoid tile clipping. |
| */ |
| const unsigned width = align(lpr->base.width0, TILE_SIZE); |
| const unsigned height = align(lpr->base.height0, TILE_SIZE); |
| const unsigned width_t = width / TILE_SIZE; |
| const unsigned height_t = height / TILE_SIZE; |
| |
| lpr->tiles_per_row[0] = width_t; |
| lpr->tiles_per_image[0] = width_t * height_t; |
| lpr->num_slices_faces[0] = 1; |
| lpr->img_stride[0] = 0; |
| |
| lpr->layout[0] = alloc_layout_array(1, width, height); |
| if (!lpr->layout[0]) { |
| return FALSE; |
| } |
| |
| lpr->dt = winsys->displaytarget_create(winsys, |
| lpr->base.bind, |
| lpr->base.format, |
| width, height, |
| 16, |
| &lpr->row_stride[0] ); |
| |
| if (lpr->dt == NULL) |
| return FALSE; |
| |
| { |
| void *map = winsys->displaytarget_map(winsys, lpr->dt, |
| PIPE_TRANSFER_WRITE); |
| |
| if (map) |
| memset(map, 0, height * lpr->row_stride[0]); |
| |
| winsys->displaytarget_unmap(winsys, lpr->dt); |
| } |
| |
| return TRUE; |
| } |
| |
| |
| static struct pipe_resource * |
| llvmpipe_resource_create(struct pipe_screen *_screen, |
| const struct pipe_resource *templat) |
| { |
| struct llvmpipe_screen *screen = llvmpipe_screen(_screen); |
| struct llvmpipe_resource *lpr = CALLOC_STRUCT(llvmpipe_resource); |
| if (!lpr) |
| return NULL; |
| |
| lpr->base = *templat; |
| pipe_reference_init(&lpr->base.reference, 1); |
| lpr->base.screen = &screen->base; |
| |
| /* assert(lpr->base.bind); */ |
| |
| if (resource_is_texture(&lpr->base)) { |
| if (lpr->base.bind & PIPE_BIND_DISPLAY_TARGET) { |
| /* displayable surface */ |
| if (!llvmpipe_displaytarget_layout(screen, lpr)) |
| goto fail; |
| assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE); |
| } |
| else { |
| /* texture map */ |
| if (!llvmpipe_texture_layout(screen, lpr, TRUE)) |
| goto fail; |
| assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE); |
| } |
| assert(lpr->layout[0]); |
| } |
| else { |
| /* other data (vertex buffer, const buffer, etc) */ |
| const enum pipe_format format = templat->format; |
| const uint w = templat->width0 / util_format_get_blockheight(format); |
| /* XXX buffers should only have one dimension, those values should be 1 */ |
| const uint h = templat->height0 / util_format_get_blockwidth(format); |
| const uint d = templat->depth0; |
| const uint bpp = util_format_get_blocksize(format); |
| const uint bytes = w * h * d * bpp; |
| lpr->data = align_malloc(bytes, 16); |
| if (!lpr->data) |
| goto fail; |
| memset(lpr->data, 0, bytes); |
| } |
| |
| lpr->id = id_counter++; |
| |
| #ifdef DEBUG |
| insert_at_tail(&resource_list, lpr); |
| #endif |
| |
| return &lpr->base; |
| |
| fail: |
| FREE(lpr); |
| return NULL; |
| } |
| |
| |
| static void |
| llvmpipe_resource_destroy(struct pipe_screen *pscreen, |
| struct pipe_resource *pt) |
| { |
| struct llvmpipe_screen *screen = llvmpipe_screen(pscreen); |
| struct llvmpipe_resource *lpr = llvmpipe_resource(pt); |
| |
| if (lpr->dt) { |
| /* display target */ |
| struct sw_winsys *winsys = screen->winsys; |
| winsys->displaytarget_destroy(winsys, lpr->dt); |
| |
| if (lpr->tiled[0].data) { |
| align_free(lpr->tiled[0].data); |
| lpr->tiled[0].data = NULL; |
| } |
| |
| FREE(lpr->layout[0]); |
| } |
| else if (resource_is_texture(pt)) { |
| /* regular texture */ |
| uint level; |
| |
| /* free linear image data */ |
| for (level = 0; level < Elements(lpr->linear); level++) { |
| if (lpr->linear[level].data) { |
| align_free(lpr->linear[level].data); |
| lpr->linear[level].data = NULL; |
| } |
| } |
| |
| /* free tiled image data */ |
| for (level = 0; level < Elements(lpr->tiled); level++) { |
| if (lpr->tiled[level].data) { |
| align_free(lpr->tiled[level].data); |
| lpr->tiled[level].data = NULL; |
| } |
| } |
| |
| /* free layout flag arrays */ |
| for (level = 0; level < Elements(lpr->tiled); level++) { |
| FREE(lpr->layout[level]); |
| lpr->layout[level] = NULL; |
| } |
| } |
| else if (!lpr->userBuffer) { |
| assert(lpr->data); |
| align_free(lpr->data); |
| } |
| |
| #ifdef DEBUG |
| if (lpr->next) |
| remove_from_list(lpr); |
| #endif |
| |
| FREE(lpr); |
| } |
| |
| |
| /** |
| * Map a resource for read/write. |
| */ |
| void * |
| llvmpipe_resource_map(struct pipe_resource *resource, |
| unsigned level, |
| unsigned layer, |
| enum lp_texture_usage tex_usage, |
| enum lp_texture_layout layout) |
| { |
| struct llvmpipe_resource *lpr = llvmpipe_resource(resource); |
| uint8_t *map; |
| |
| assert(level < LP_MAX_TEXTURE_LEVELS); |
| assert(layer < (u_minify(resource->depth0, level) + resource->array_size - 1)); |
| |
| assert(tex_usage == LP_TEX_USAGE_READ || |
| tex_usage == LP_TEX_USAGE_READ_WRITE || |
| tex_usage == LP_TEX_USAGE_WRITE_ALL); |
| |
| assert(layout == LP_TEX_LAYOUT_NONE || |
| layout == LP_TEX_LAYOUT_TILED || |
| layout == LP_TEX_LAYOUT_LINEAR); |
| |
| if (lpr->dt) { |
| /* display target */ |
| struct llvmpipe_screen *screen = llvmpipe_screen(resource->screen); |
| struct sw_winsys *winsys = screen->winsys; |
| unsigned dt_usage; |
| uint8_t *map2; |
| |
| if (tex_usage == LP_TEX_USAGE_READ) { |
| dt_usage = PIPE_TRANSFER_READ; |
| } |
| else { |
| dt_usage = PIPE_TRANSFER_READ_WRITE; |
| } |
| |
| assert(level == 0); |
| assert(layer == 0); |
| |
| /* FIXME: keep map count? */ |
| map = winsys->displaytarget_map(winsys, lpr->dt, dt_usage); |
| |
| /* install this linear image in texture data structure */ |
| lpr->linear[level].data = map; |
| |
| /* make sure tiled data gets converted to linear data */ |
| map2 = llvmpipe_get_texture_image(lpr, 0, 0, tex_usage, layout); |
| if (layout == LP_TEX_LAYOUT_LINEAR) |
| assert(map == map2); |
| |
| return map2; |
| } |
| else if (resource_is_texture(resource)) { |
| |
| map = llvmpipe_get_texture_image(lpr, layer, level, |
| tex_usage, layout); |
| return map; |
| } |
| else { |
| return lpr->data; |
| } |
| } |
| |
| |
| /** |
| * Unmap a resource. |
| */ |
| void |
| llvmpipe_resource_unmap(struct pipe_resource *resource, |
| unsigned level, |
| unsigned layer) |
| { |
| struct llvmpipe_resource *lpr = llvmpipe_resource(resource); |
| |
| if (lpr->dt) { |
| /* display target */ |
| struct llvmpipe_screen *lp_screen = llvmpipe_screen(resource->screen); |
| struct sw_winsys *winsys = lp_screen->winsys; |
| |
| assert(level == 0); |
| assert(layer == 0); |
| |
| /* make sure linear image is up to date */ |
| (void) llvmpipe_get_texture_image(lpr, layer, level, |
| LP_TEX_USAGE_READ, |
| LP_TEX_LAYOUT_LINEAR); |
| |
| winsys->displaytarget_unmap(winsys, lpr->dt); |
| } |
| } |
| |
| |
| void * |
| llvmpipe_resource_data(struct pipe_resource *resource) |
| { |
| struct llvmpipe_resource *lpr = llvmpipe_resource(resource); |
| |
| assert(!resource_is_texture(resource)); |
| |
| return lpr->data; |
| } |
| |
| |
| static struct pipe_resource * |
| llvmpipe_resource_from_handle(struct pipe_screen *screen, |
| const struct pipe_resource *template, |
| struct winsys_handle *whandle) |
| { |
| struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys; |
| struct llvmpipe_resource *lpr; |
| unsigned width, height, width_t, height_t; |
| |
| /* XXX Seems like from_handled depth textures doesn't work that well */ |
| |
| lpr = CALLOC_STRUCT(llvmpipe_resource); |
| if (!lpr) { |
| goto no_lpr; |
| } |
| |
| lpr->base = *template; |
| pipe_reference_init(&lpr->base.reference, 1); |
| lpr->base.screen = screen; |
| |
| width = align(lpr->base.width0, TILE_SIZE); |
| height = align(lpr->base.height0, TILE_SIZE); |
| width_t = width / TILE_SIZE; |
| height_t = height / TILE_SIZE; |
| |
| /* |
| * Looks like unaligned displaytargets work just fine, |
| * at least sampler/render ones. |
| */ |
| #if 0 |
| assert(lpr->base.width0 == width); |
| assert(lpr->base.height0 == height); |
| #endif |
| |
| lpr->tiles_per_row[0] = width_t; |
| lpr->tiles_per_image[0] = width_t * height_t; |
| lpr->num_slices_faces[0] = 1; |
| lpr->img_stride[0] = 0; |
| |
| lpr->dt = winsys->displaytarget_from_handle(winsys, |
| template, |
| whandle, |
| &lpr->row_stride[0]); |
| if (!lpr->dt) { |
| goto no_dt; |
| } |
| |
| lpr->layout[0] = alloc_layout_array(1, lpr->base.width0, lpr->base.height0); |
| if (!lpr->layout[0]) { |
| goto no_layout_0; |
| } |
| |
| assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE); |
| |
| lpr->id = id_counter++; |
| |
| #ifdef DEBUG |
| insert_at_tail(&resource_list, lpr); |
| #endif |
| |
| return &lpr->base; |
| |
| no_layout_0: |
| winsys->displaytarget_destroy(winsys, lpr->dt); |
| no_dt: |
| FREE(lpr); |
| no_lpr: |
| return NULL; |
| } |
| |
| |
| static boolean |
| llvmpipe_resource_get_handle(struct pipe_screen *screen, |
| struct pipe_resource *pt, |
| struct winsys_handle *whandle) |
| { |
| struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys; |
| struct llvmpipe_resource *lpr = llvmpipe_resource(pt); |
| |
| assert(lpr->dt); |
| if (!lpr->dt) |
| return FALSE; |
| |
| return winsys->displaytarget_get_handle(winsys, lpr->dt, whandle); |
| } |
| |
| |
| static struct pipe_surface * |
| llvmpipe_create_surface(struct pipe_context *pipe, |
| struct pipe_resource *pt, |
| const struct pipe_surface *surf_tmpl) |
| { |
| struct pipe_surface *ps; |
| |
| assert(surf_tmpl->u.tex.level <= pt->last_level); |
| |
| ps = CALLOC_STRUCT(pipe_surface); |
| if (ps) { |
| pipe_reference_init(&ps->reference, 1); |
| pipe_resource_reference(&ps->texture, pt); |
| ps->context = pipe; |
| ps->format = surf_tmpl->format; |
| ps->width = u_minify(pt->width0, surf_tmpl->u.tex.level); |
| ps->height = u_minify(pt->height0, surf_tmpl->u.tex.level); |
| ps->usage = surf_tmpl->usage; |
| |
| ps->u.tex.level = surf_tmpl->u.tex.level; |
| ps->u.tex.first_layer = surf_tmpl->u.tex.first_layer; |
| ps->u.tex.last_layer = surf_tmpl->u.tex.last_layer; |
| } |
| return ps; |
| } |
| |
| |
| static void |
| llvmpipe_surface_destroy(struct pipe_context *pipe, |
| struct pipe_surface *surf) |
| { |
| /* Effectively do the texture_update work here - if texture images |
| * needed post-processing to put them into hardware layout, this is |
| * where it would happen. For llvmpipe, nothing to do. |
| */ |
| assert(surf->texture); |
| pipe_resource_reference(&surf->texture, NULL); |
| FREE(surf); |
| } |
| |
| |
| static void * |
| llvmpipe_transfer_map( struct pipe_context *pipe, |
| struct pipe_resource *resource, |
| unsigned level, |
| unsigned usage, |
| const struct pipe_box *box, |
| struct pipe_transfer **transfer ) |
| { |
| struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe); |
| struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen); |
| struct llvmpipe_resource *lpr = llvmpipe_resource(resource); |
| struct llvmpipe_transfer *lpt; |
| struct pipe_transfer *pt; |
| ubyte *map; |
| enum pipe_format format; |
| enum lp_texture_usage tex_usage; |
| const char *mode; |
| |
| assert(resource); |
| assert(level <= resource->last_level); |
| |
| /* |
| * Transfers, like other pipe operations, must happen in order, so flush the |
| * context if necessary. |
| */ |
| if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED)) { |
| boolean read_only = !(usage & PIPE_TRANSFER_WRITE); |
| boolean do_not_block = !!(usage & PIPE_TRANSFER_DONTBLOCK); |
| if (!llvmpipe_flush_resource(pipe, resource, |
| level, |
| box->depth > 1 ? -1 : box->z, |
| read_only, |
| TRUE, /* cpu_access */ |
| do_not_block, |
| __FUNCTION__)) { |
| /* |
| * It would have blocked, but state tracker requested no to. |
| */ |
| assert(do_not_block); |
| return NULL; |
| } |
| } |
| |
| if (resource == llvmpipe->constants[PIPE_SHADER_FRAGMENT][0]) |
| llvmpipe->dirty |= LP_NEW_CONSTANTS; |
| |
| lpt = CALLOC_STRUCT(llvmpipe_transfer); |
| if (!lpt) |
| return NULL; |
| pt = &lpt->base; |
| pipe_resource_reference(&pt->resource, resource); |
| pt->box = *box; |
| pt->level = level; |
| pt->stride = lpr->row_stride[level]; |
| pt->layer_stride = lpr->img_stride[level]; |
| pt->usage = usage; |
| *transfer = pt; |
| |
| assert(level < LP_MAX_TEXTURE_LEVELS); |
| |
| /* |
| printf("tex_transfer_map(%d, %d %d x %d of %d x %d, usage %d )\n", |
| transfer->x, transfer->y, transfer->width, transfer->height, |
| transfer->texture->width0, |
| transfer->texture->height0, |
| transfer->usage); |
| */ |
| |
| if (usage == PIPE_TRANSFER_READ) { |
| tex_usage = LP_TEX_USAGE_READ; |
| mode = "read"; |
| } |
| else { |
| tex_usage = LP_TEX_USAGE_READ_WRITE; |
| mode = "read/write"; |
| } |
| |
| if (0) { |
| printf("transfer map tex %u mode %s\n", lpr->id, mode); |
| } |
| |
| format = lpr->base.format; |
| |
| map = llvmpipe_resource_map(resource, |
| level, |
| box->z, |
| tex_usage, LP_TEX_LAYOUT_LINEAR); |
| |
| |
| /* May want to do different things here depending on read/write nature |
| * of the map: |
| */ |
| if (usage & PIPE_TRANSFER_WRITE) { |
| /* Do something to notify sharing contexts of a texture change. |
| */ |
| screen->timestamp++; |
| } |
| |
| map += |
| box->y / util_format_get_blockheight(format) * pt->stride + |
| box->x / util_format_get_blockwidth(format) * util_format_get_blocksize(format); |
| |
| return map; |
| } |
| |
| |
| static void |
| llvmpipe_transfer_unmap(struct pipe_context *pipe, |
| struct pipe_transfer *transfer) |
| { |
| assert(transfer->resource); |
| |
| llvmpipe_resource_unmap(transfer->resource, |
| transfer->level, |
| transfer->box.z); |
| |
| /* Effectively do the texture_update work here - if texture images |
| * needed post-processing to put them into hardware layout, this is |
| * where it would happen. For llvmpipe, nothing to do. |
| */ |
| assert (transfer->resource); |
| pipe_resource_reference(&transfer->resource, NULL); |
| FREE(transfer); |
| } |
| |
| unsigned int |
| llvmpipe_is_resource_referenced( struct pipe_context *pipe, |
| struct pipe_resource *presource, |
| unsigned level, int layer) |
| { |
| struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe ); |
| |
| if (presource->target == PIPE_BUFFER) |
| return LP_UNREFERENCED; |
| |
| return lp_setup_is_resource_referenced(llvmpipe->setup, presource); |
| } |
| |
| |
| |
| /** |
| * Create buffer which wraps user-space data. |
| */ |
| struct pipe_resource * |
| llvmpipe_user_buffer_create(struct pipe_screen *screen, |
| void *ptr, |
| unsigned bytes, |
| unsigned bind_flags) |
| { |
| struct llvmpipe_resource *buffer; |
| |
| buffer = CALLOC_STRUCT(llvmpipe_resource); |
| if(!buffer) |
| return NULL; |
| |
| pipe_reference_init(&buffer->base.reference, 1); |
| buffer->base.screen = screen; |
| buffer->base.format = PIPE_FORMAT_R8_UNORM; /* ?? */ |
| buffer->base.bind = bind_flags; |
| buffer->base.usage = PIPE_USAGE_IMMUTABLE; |
| buffer->base.flags = 0; |
| buffer->base.width0 = bytes; |
| buffer->base.height0 = 1; |
| buffer->base.depth0 = 1; |
| buffer->base.array_size = 1; |
| buffer->userBuffer = TRUE; |
| buffer->data = ptr; |
| |
| return &buffer->base; |
| } |
| |
| |
| /** |
| * Compute size (in bytes) need to store a texture image / mipmap level, |
| * for just one cube face or one 3D texture slice |
| */ |
| static unsigned |
| tex_image_face_size(const struct llvmpipe_resource *lpr, unsigned level, |
| enum lp_texture_layout layout) |
| { |
| const unsigned width = u_minify(lpr->base.width0, level); |
| const unsigned height = u_minify(lpr->base.height0, level); |
| |
| assert(layout == LP_TEX_LAYOUT_TILED || |
| layout == LP_TEX_LAYOUT_LINEAR); |
| |
| if (layout == LP_TEX_LAYOUT_TILED) { |
| /* for tiled layout, force a 32bpp format */ |
| const enum pipe_format format = PIPE_FORMAT_B8G8R8A8_UNORM; |
| const unsigned block_size = util_format_get_blocksize(format); |
| const unsigned nblocksy = |
| util_format_get_nblocksy(format, align(height, TILE_SIZE)); |
| const unsigned nblocksx = |
| util_format_get_nblocksx(format, align(width, TILE_SIZE)); |
| const unsigned buffer_size = block_size * nblocksy * nblocksx; |
| return buffer_size; |
| } |
| else { |
| /* we already computed this */ |
| return lpr->img_stride[level]; |
| } |
| } |
| |
| |
| /** |
| * Compute size (in bytes) need to store a texture image / mipmap level, |
| * including all cube faces or 3D image slices |
| */ |
| static unsigned |
| tex_image_size(const struct llvmpipe_resource *lpr, unsigned level, |
| enum lp_texture_layout layout) |
| { |
| const unsigned buf_size = tex_image_face_size(lpr, level, layout); |
| return buf_size * lpr->num_slices_faces[level]; |
| } |
| |
| |
| /** |
| * This function encapsulates some complicated logic for determining |
| * how to convert a tile of image data from linear layout to tiled |
| * layout, or vice versa. |
| * \param cur_layout the current tile layout |
| * \param target_layout the desired tile layout |
| * \param usage how the tile will be accessed (R/W vs. read-only, etc) |
| * \param new_layout_return returns the new layout mode |
| * \param convert_return returns TRUE if image conversion is needed |
| */ |
| static void |
| layout_logic(enum lp_texture_layout cur_layout, |
| enum lp_texture_layout target_layout, |
| enum lp_texture_usage usage, |
| enum lp_texture_layout *new_layout_return, |
| boolean *convert) |
| { |
| enum lp_texture_layout other_layout, new_layout; |
| |
| *convert = FALSE; |
| |
| new_layout = 99; /* debug check */ |
| |
| if (target_layout == LP_TEX_LAYOUT_LINEAR) { |
| other_layout = LP_TEX_LAYOUT_TILED; |
| } |
| else { |
| assert(target_layout == LP_TEX_LAYOUT_TILED); |
| other_layout = LP_TEX_LAYOUT_LINEAR; |
| } |
| |
| new_layout = target_layout; /* may get changed below */ |
| |
| if (cur_layout == LP_TEX_LAYOUT_BOTH) { |
| if (usage == LP_TEX_USAGE_READ) { |
| new_layout = LP_TEX_LAYOUT_BOTH; |
| } |
| } |
| else if (cur_layout == other_layout) { |
| if (usage != LP_TEX_USAGE_WRITE_ALL) { |
| /* need to convert tiled data to linear or vice versa */ |
| *convert = TRUE; |
| |
| if (usage == LP_TEX_USAGE_READ) |
| new_layout = LP_TEX_LAYOUT_BOTH; |
| } |
| } |
| else { |
| assert(cur_layout == LP_TEX_LAYOUT_NONE || |
| cur_layout == target_layout); |
| } |
| |
| assert(new_layout == LP_TEX_LAYOUT_BOTH || |
| new_layout == target_layout); |
| |
| *new_layout_return = new_layout; |
| } |
| |
| |
| /** |
| * Return pointer to a 2D texture image/face/slice. |
| * No tiled/linear conversion is done. |
| */ |
| ubyte * |
| llvmpipe_get_texture_image_address(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| enum lp_texture_layout layout) |
| { |
| struct llvmpipe_texture_image *img; |
| unsigned offset; |
| |
| if (layout == LP_TEX_LAYOUT_LINEAR) { |
| img = &lpr->linear[level]; |
| } |
| else { |
| assert (layout == LP_TEX_LAYOUT_TILED); |
| img = &lpr->tiled[level]; |
| } |
| |
| if (face_slice > 0) |
| offset = face_slice * tex_image_face_size(lpr, level, layout); |
| else |
| offset = 0; |
| |
| return (ubyte *) img->data + offset; |
| } |
| |
| |
| static INLINE enum lp_texture_layout |
| llvmpipe_get_texture_tile_layout(const struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| unsigned x, unsigned y) |
| { |
| uint i; |
| assert(resource_is_texture(&lpr->base)); |
| assert(x < lpr->tiles_per_row[level]); |
| i = face_slice * lpr->tiles_per_image[level] |
| + y * lpr->tiles_per_row[level] + x; |
| return lpr->layout[level][i]; |
| } |
| |
| |
| static INLINE void |
| llvmpipe_set_texture_tile_layout(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| unsigned x, unsigned y, |
| enum lp_texture_layout layout) |
| { |
| uint i; |
| assert(resource_is_texture(&lpr->base)); |
| assert(x < lpr->tiles_per_row[level]); |
| i = face_slice * lpr->tiles_per_image[level] |
| + y * lpr->tiles_per_row[level] + x; |
| lpr->layout[level][i] = layout; |
| } |
| |
| |
| /** |
| * Set the layout mode for all tiles in a particular image. |
| */ |
| static INLINE void |
| llvmpipe_set_texture_image_layout(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| unsigned width_t, unsigned height_t, |
| enum lp_texture_layout layout) |
| { |
| const unsigned start = face_slice * lpr->tiles_per_image[level]; |
| unsigned i; |
| |
| for (i = 0; i < width_t * height_t; i++) { |
| lpr->layout[level][start + i] = layout; |
| } |
| } |
| |
| |
| /** |
| * Allocate storage for a linear or tile texture image (all cube |
| * faces and all 3D slices. |
| */ |
| static void |
| alloc_image_data(struct llvmpipe_resource *lpr, unsigned level, |
| enum lp_texture_layout layout) |
| { |
| uint alignment = MAX2(16, util_cpu_caps.cacheline); |
| |
| if (lpr->dt) |
| assert(level == 0); |
| |
| if (layout == LP_TEX_LAYOUT_TILED) { |
| /* tiled data is stored in regular memory */ |
| uint buffer_size = tex_image_size(lpr, level, layout); |
| lpr->tiled[level].data = align_malloc(buffer_size, alignment); |
| if (lpr->tiled[level].data) { |
| memset(lpr->tiled[level].data, 0, buffer_size); |
| } |
| } |
| else { |
| assert(layout == LP_TEX_LAYOUT_LINEAR); |
| if (lpr->dt) { |
| /* we get the linear memory from the winsys, and it has |
| * already been zeroed |
| */ |
| struct llvmpipe_screen *screen = llvmpipe_screen(lpr->base.screen); |
| struct sw_winsys *winsys = screen->winsys; |
| |
| lpr->linear[0].data = |
| winsys->displaytarget_map(winsys, lpr->dt, |
| PIPE_TRANSFER_READ_WRITE); |
| } |
| else { |
| /* not a display target - allocate regular memory */ |
| uint buffer_size = tex_image_size(lpr, level, LP_TEX_LAYOUT_LINEAR); |
| lpr->linear[level].data = align_malloc(buffer_size, alignment); |
| if (lpr->linear[level].data) { |
| memset(lpr->linear[level].data, 0, buffer_size); |
| } |
| } |
| } |
| } |
| |
| |
| |
| /** |
| * Return pointer to texture image data (either linear or tiled layout) |
| * for a particular cube face or 3D texture slice. |
| * |
| * \param face_slice the cube face or 3D slice of interest |
| * \param usage one of LP_TEX_USAGE_READ/WRITE_ALL/READ_WRITE |
| * \param layout either LP_TEX_LAYOUT_LINEAR or _TILED or _NONE |
| */ |
| void * |
| llvmpipe_get_texture_image(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| enum lp_texture_usage usage, |
| enum lp_texture_layout layout) |
| { |
| /* |
| * 'target' refers to the image which we're retrieving (either in |
| * tiled or linear layout). |
| * 'other' refers to the same image but in the other layout. (it may |
| * or may not exist. |
| */ |
| struct llvmpipe_texture_image *target_img; |
| struct llvmpipe_texture_image *other_img; |
| void *target_data; |
| void *other_data; |
| const unsigned width = u_minify(lpr->base.width0, level); |
| const unsigned height = u_minify(lpr->base.height0, level); |
| const unsigned width_t = align(width, TILE_SIZE) / TILE_SIZE; |
| const unsigned height_t = align(height, TILE_SIZE) / TILE_SIZE; |
| enum lp_texture_layout other_layout; |
| boolean only_allocate; |
| |
| assert(layout == LP_TEX_LAYOUT_NONE || |
| layout == LP_TEX_LAYOUT_TILED || |
| layout == LP_TEX_LAYOUT_LINEAR); |
| |
| assert(usage == LP_TEX_USAGE_READ || |
| usage == LP_TEX_USAGE_READ_WRITE || |
| usage == LP_TEX_USAGE_WRITE_ALL); |
| |
| /* check for the special case of layout == LP_TEX_LAYOUT_NONE */ |
| if (layout == LP_TEX_LAYOUT_NONE) { |
| only_allocate = TRUE; |
| layout = LP_TEX_LAYOUT_TILED; |
| } |
| else { |
| only_allocate = FALSE; |
| } |
| |
| if (lpr->dt) { |
| assert(lpr->linear[level].data); |
| } |
| |
| /* which is target? which is other? */ |
| if (layout == LP_TEX_LAYOUT_LINEAR) { |
| target_img = &lpr->linear[level]; |
| other_img = &lpr->tiled[level]; |
| other_layout = LP_TEX_LAYOUT_TILED; |
| } |
| else { |
| target_img = &lpr->tiled[level]; |
| other_img = &lpr->linear[level]; |
| other_layout = LP_TEX_LAYOUT_LINEAR; |
| } |
| |
| target_data = target_img->data; |
| other_data = other_img->data; |
| |
| if (!target_data) { |
| /* allocate memory for the target image now */ |
| alloc_image_data(lpr, level, layout); |
| target_data = target_img->data; |
| } |
| |
| if (face_slice > 0) { |
| unsigned target_offset, other_offset; |
| |
| target_offset = face_slice * tex_image_face_size(lpr, level, layout); |
| other_offset = face_slice * tex_image_face_size(lpr, level, other_layout); |
| if (target_data) { |
| target_data = (uint8_t *) target_data + target_offset; |
| } |
| if (other_data) { |
| other_data = (uint8_t *) other_data + other_offset; |
| } |
| } |
| |
| if (only_allocate) { |
| /* Just allocating tiled memory. Don't initialize it from the |
| * linear data if it exists. |
| */ |
| return target_data; |
| } |
| |
| if (other_data) { |
| /* may need to convert other data to the requested layout */ |
| enum lp_texture_layout new_layout; |
| unsigned x, y; |
| |
| /* loop over all image tiles, doing layout conversion where needed */ |
| for (y = 0; y < height_t; y++) { |
| for (x = 0; x < width_t; x++) { |
| enum lp_texture_layout cur_layout = |
| llvmpipe_get_texture_tile_layout(lpr, face_slice, level, x, y); |
| boolean convert; |
| |
| layout_logic(cur_layout, layout, usage, &new_layout, &convert); |
| |
| if (convert && other_data && target_data) { |
| if (layout == LP_TEX_LAYOUT_TILED) { |
| lp_linear_to_tiled(other_data, target_data, |
| x * TILE_SIZE, y * TILE_SIZE, |
| TILE_SIZE, TILE_SIZE, |
| lpr->base.format, |
| lpr->row_stride[level], |
| lpr->tiles_per_row[level]); |
| } |
| else { |
| assert(layout == LP_TEX_LAYOUT_LINEAR); |
| lp_tiled_to_linear(other_data, target_data, |
| x * TILE_SIZE, y * TILE_SIZE, |
| TILE_SIZE, TILE_SIZE, |
| lpr->base.format, |
| lpr->row_stride[level], |
| lpr->tiles_per_row[level]); |
| } |
| } |
| |
| if (new_layout != cur_layout) |
| llvmpipe_set_texture_tile_layout(lpr, face_slice, level, x, y, |
| new_layout); |
| } |
| } |
| } |
| else { |
| /* no other data */ |
| llvmpipe_set_texture_image_layout(lpr, face_slice, level, |
| width_t, height_t, layout); |
| } |
| |
| return target_data; |
| } |
| |
| |
| /** |
| * Return pointer to start of a texture image (1D, 2D, 3D, CUBE). |
| * All cube faces and 3D slices will be converted to the requested |
| * layout if needed. |
| * This is typically used when we're about to sample from a texture. |
| */ |
| void * |
| llvmpipe_get_texture_image_all(struct llvmpipe_resource *lpr, |
| unsigned level, |
| enum lp_texture_usage usage, |
| enum lp_texture_layout layout) |
| { |
| const int slices = lpr->num_slices_faces[level]; |
| int slice; |
| void *map = NULL; |
| |
| assert(slices > 0); |
| |
| for (slice = slices - 1; slice >= 0; slice--) { |
| map = llvmpipe_get_texture_image(lpr, slice, level, usage, layout); |
| } |
| |
| return map; |
| } |
| |
| |
| /** |
| * Get pointer to a linear image (not the tile!) where the tile at (x,y) |
| * is known to be in linear layout. |
| * Conversion from tiled to linear will be done if necessary. |
| * \return pointer to start of image/face (not the tile) |
| */ |
| ubyte * |
| llvmpipe_get_texture_tile_linear(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| enum lp_texture_usage usage, |
| unsigned x, unsigned y) |
| { |
| struct llvmpipe_texture_image *linear_img = &lpr->linear[level]; |
| enum lp_texture_layout cur_layout, new_layout; |
| const unsigned tx = x / TILE_SIZE, ty = y / TILE_SIZE; |
| boolean convert; |
| uint8_t *tiled_image, *linear_image; |
| |
| assert(resource_is_texture(&lpr->base)); |
| assert(x % TILE_SIZE == 0); |
| assert(y % TILE_SIZE == 0); |
| |
| if (!linear_img->data) { |
| /* allocate memory for the linear image now */ |
| alloc_image_data(lpr, level, LP_TEX_LAYOUT_LINEAR); |
| } |
| |
| /* compute address of the slice/face of the image that contains the tile */ |
| tiled_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_TILED); |
| linear_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_LINEAR); |
| |
| /* get current tile layout and determine if data conversion is needed */ |
| cur_layout = llvmpipe_get_texture_tile_layout(lpr, face_slice, level, tx, ty); |
| |
| layout_logic(cur_layout, LP_TEX_LAYOUT_LINEAR, usage, |
| &new_layout, &convert); |
| |
| if (convert && tiled_image && linear_image) { |
| lp_tiled_to_linear(tiled_image, linear_image, |
| x, y, TILE_SIZE, TILE_SIZE, lpr->base.format, |
| lpr->row_stride[level], |
| lpr->tiles_per_row[level]); |
| } |
| |
| if (new_layout != cur_layout) |
| llvmpipe_set_texture_tile_layout(lpr, face_slice, level, tx, ty, new_layout); |
| |
| return linear_image; |
| } |
| |
| |
| /** |
| * Get pointer to tiled data for rendering. |
| * \return pointer to the tiled data at the given tile position |
| */ |
| ubyte * |
| llvmpipe_get_texture_tile(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| enum lp_texture_usage usage, |
| unsigned x, unsigned y) |
| { |
| struct llvmpipe_texture_image *tiled_img = &lpr->tiled[level]; |
| enum lp_texture_layout cur_layout, new_layout; |
| const unsigned tx = x / TILE_SIZE, ty = y / TILE_SIZE; |
| boolean convert; |
| uint8_t *tiled_image, *linear_image; |
| unsigned tile_offset; |
| |
| assert(x % TILE_SIZE == 0); |
| assert(y % TILE_SIZE == 0); |
| |
| if (!tiled_img->data) { |
| /* allocate memory for the tiled image now */ |
| alloc_image_data(lpr, level, LP_TEX_LAYOUT_TILED); |
| } |
| |
| /* compute address of the slice/face of the image that contains the tile */ |
| tiled_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_TILED); |
| linear_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_LINEAR); |
| |
| /* get current tile layout and see if we need to convert the data */ |
| cur_layout = llvmpipe_get_texture_tile_layout(lpr, face_slice, level, tx, ty); |
| |
| layout_logic(cur_layout, LP_TEX_LAYOUT_TILED, usage, &new_layout, &convert); |
| if (convert && linear_image && tiled_image) { |
| lp_linear_to_tiled(linear_image, tiled_image, |
| x, y, TILE_SIZE, TILE_SIZE, lpr->base.format, |
| lpr->row_stride[level], |
| lpr->tiles_per_row[level]); |
| } |
| |
| if (!tiled_image) |
| return NULL; |
| |
| if (new_layout != cur_layout) |
| llvmpipe_set_texture_tile_layout(lpr, face_slice, level, tx, ty, new_layout); |
| |
| /* compute, return address of the 64x64 tile */ |
| tile_offset = (ty * lpr->tiles_per_row[level] + tx) |
| * TILE_SIZE * TILE_SIZE * 4; |
| |
| return (ubyte *) tiled_image + tile_offset; |
| } |
| |
| |
| /** |
| * Get pointer to tiled data for rendering. |
| * \return pointer to the tiled data at the given tile position |
| */ |
| void |
| llvmpipe_unswizzle_cbuf_tile(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| unsigned x, unsigned y, |
| uint8_t *tile) |
| { |
| struct llvmpipe_texture_image *linear_img = &lpr->linear[level]; |
| const unsigned tx = x / TILE_SIZE, ty = y / TILE_SIZE; |
| uint8_t *linear_image; |
| |
| assert(x % TILE_SIZE == 0); |
| assert(y % TILE_SIZE == 0); |
| |
| if (!linear_img->data) { |
| /* allocate memory for the linear image now */ |
| alloc_image_data(lpr, level, LP_TEX_LAYOUT_LINEAR); |
| } |
| |
| /* compute address of the slice/face of the image that contains the tile */ |
| linear_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_LINEAR); |
| |
| { |
| uint ii = x, jj = y; |
| uint tile_offset = jj / TILE_SIZE + ii / TILE_SIZE; |
| uint byte_offset = tile_offset * TILE_SIZE * TILE_SIZE * 4; |
| |
| /* Note that lp_tiled_to_linear expects the tile parameter to |
| * point at the first tile in a whole-image sized array. In |
| * this code, we have only a single tile and have to do some |
| * pointer arithmetic to figure out where the "image" would have |
| * started. |
| */ |
| lp_tiled_to_linear(tile - byte_offset, linear_image, |
| x, y, TILE_SIZE, TILE_SIZE, |
| lpr->base.format, |
| lpr->row_stride[level], |
| 1); /* tiles per row */ |
| } |
| |
| llvmpipe_set_texture_tile_layout(lpr, face_slice, level, tx, ty, |
| LP_TEX_LAYOUT_LINEAR); |
| } |
| |
| |
| /** |
| * Get pointer to tiled data for rendering. |
| * \return pointer to the tiled data at the given tile position |
| */ |
| void |
| llvmpipe_swizzle_cbuf_tile(struct llvmpipe_resource *lpr, |
| unsigned face_slice, unsigned level, |
| unsigned x, unsigned y, |
| uint8_t *tile) |
| { |
| uint8_t *linear_image; |
| |
| assert(x % TILE_SIZE == 0); |
| assert(y % TILE_SIZE == 0); |
| |
| /* compute address of the slice/face of the image that contains the tile */ |
| linear_image = llvmpipe_get_texture_image_address(lpr, face_slice, level, |
| LP_TEX_LAYOUT_LINEAR); |
| |
| if (linear_image) { |
| uint ii = x, jj = y; |
| uint tile_offset = jj / TILE_SIZE + ii / TILE_SIZE; |
| uint byte_offset = tile_offset * TILE_SIZE * TILE_SIZE * 4; |
| |
| /* Note that lp_linear_to_tiled expects the tile parameter to |
| * point at the first tile in a whole-image sized array. In |
| * this code, we have only a single tile and have to do some |
| * pointer arithmetic to figure out where the "image" would have |
| * started. |
| */ |
| lp_linear_to_tiled(linear_image, tile - byte_offset, |
| x, y, TILE_SIZE, TILE_SIZE, |
| lpr->base.format, |
| lpr->row_stride[level], |
| 1); /* tiles per row */ |
| } |
| } |
| |
| |
| /** |
| * Return size of resource in bytes |
| */ |
| unsigned |
| llvmpipe_resource_size(const struct pipe_resource *resource) |
| { |
| const struct llvmpipe_resource *lpr = llvmpipe_resource_const(resource); |
| unsigned lvl, size = 0; |
| |
| for (lvl = 0; lvl <= lpr->base.last_level; lvl++) { |
| if (lpr->linear[lvl].data) |
| size += tex_image_size(lpr, lvl, LP_TEX_LAYOUT_LINEAR); |
| |
| if (lpr->tiled[lvl].data) |
| size += tex_image_size(lpr, lvl, LP_TEX_LAYOUT_TILED); |
| } |
| |
| return size; |
| } |
| |
| |
| #ifdef DEBUG |
| void |
| llvmpipe_print_resources(void) |
| { |
| struct llvmpipe_resource *lpr; |
| unsigned n = 0, total = 0; |
| |
| debug_printf("LLVMPIPE: current resources:\n"); |
| foreach(lpr, &resource_list) { |
| unsigned size = llvmpipe_resource_size(&lpr->base); |
| debug_printf("resource %u at %p, size %ux%ux%u: %u bytes, refcount %u\n", |
| lpr->id, (void *) lpr, |
| lpr->base.width0, lpr->base.height0, lpr->base.depth0, |
| size, lpr->base.reference.count); |
| total += size; |
| n++; |
| } |
| debug_printf("LLVMPIPE: total size of %u resources: %u\n", n, total); |
| } |
| #endif |
| |
| |
| void |
| llvmpipe_init_screen_resource_funcs(struct pipe_screen *screen) |
| { |
| #ifdef DEBUG |
| /* init linked list for tracking resources */ |
| { |
| static boolean first_call = TRUE; |
| if (first_call) { |
| memset(&resource_list, 0, sizeof(resource_list)); |
| make_empty_list(&resource_list); |
| first_call = FALSE; |
| } |
| } |
| #endif |
| |
| screen->resource_create = llvmpipe_resource_create; |
| screen->resource_destroy = llvmpipe_resource_destroy; |
| screen->resource_from_handle = llvmpipe_resource_from_handle; |
| screen->resource_get_handle = llvmpipe_resource_get_handle; |
| screen->can_create_resource = llvmpipe_can_create_resource; |
| } |
| |
| |
| void |
| llvmpipe_init_context_resource_funcs(struct pipe_context *pipe) |
| { |
| pipe->transfer_map = llvmpipe_transfer_map; |
| pipe->transfer_unmap = llvmpipe_transfer_unmap; |
| |
| pipe->transfer_flush_region = u_default_transfer_flush_region; |
| pipe->transfer_inline_write = u_default_transfer_inline_write; |
| |
| pipe->create_surface = llvmpipe_create_surface; |
| pipe->surface_destroy = llvmpipe_surface_destroy; |
| } |