diff options
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_rast.c | 6 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup.c | 4 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_texture.c | 168 | ||||
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_texture.h | 12 |
4 files changed, 114 insertions, 76 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast.c b/src/gallium/drivers/llvmpipe/lp_rast.c index 4574f411456..527103c75cf 100644 --- a/src/gallium/drivers/llvmpipe/lp_rast.c +++ b/src/gallium/drivers/llvmpipe/lp_rast.c @@ -162,7 +162,7 @@ lp_rast_tile_begin(struct lp_rasterizer_task *task, assert(cbuf); lpt = llvmpipe_resource(cbuf->texture); task->color_tiles[buf] = llvmpipe_get_texture_tile(lpt, - cbuf->face, + cbuf->face + cbuf->zslice, cbuf->level, usage, x, y); @@ -184,7 +184,7 @@ lp_rast_tile_begin(struct lp_rasterizer_task *task, * and update the tile's layout info. */ (void) llvmpipe_get_texture_tile(lpt, - zsbuf->face, + zsbuf->face + zsbuf->zslice, zsbuf->level, usage, x, y); @@ -344,7 +344,7 @@ lp_rast_load_color(struct lp_rasterizer_task *task, assert(cbuf); lpt = llvmpipe_texture(cbuf->texture); task->color_tiles[buf] = llvmpipe_get_texture_tile(lpt, - cbuf->face, + cbuf->face + cbuf->zslice, cbuf->level, usage, task->x, task->y); diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index ffbc7fc4ea0..065b4b6a6a3 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -531,8 +531,8 @@ lp_setup_set_fragment_sampler_views(struct lp_setup_context *setup, (ubyte *) lp_tex->data + lp_tex->level_offset[j]; #else jit_tex->data[j] = - llvmpipe_get_texture_image(lp_tex, 0, j, LP_TEX_USAGE_READ, - LP_TEX_LAYOUT_LINEAR); + llvmpipe_get_texture_image_all(lp_tex, j, LP_TEX_USAGE_READ, + LP_TEX_LAYOUT_LINEAR); #endif jit_tex->row_stride[j] = lp_tex->stride[j]; } diff --git a/src/gallium/drivers/llvmpipe/lp_texture.c b/src/gallium/drivers/llvmpipe/lp_texture.c index fd2d5b0a139..5da67bad1b0 100644 --- a/src/gallium/drivers/llvmpipe/lp_texture.c +++ b/src/gallium/drivers/llvmpipe/lp_texture.c @@ -72,16 +72,16 @@ resource_is_texture(const struct pipe_resource *resource) * The number of elements is width_in_tiles * height_in_tiles. */ static enum lp_texture_layout * -alloc_layout_array(unsigned width, unsigned height) +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(tx * ty > 0); + 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(tx * ty, sizeof(enum lp_texture_layout)); + calloc(num_slices * tx * ty, sizeof(enum lp_texture_layout)); } @@ -98,13 +98,22 @@ llvmpipe_texture_layout(struct llvmpipe_screen *screen, unsigned level; unsigned width = pt->width0; unsigned height = pt->height0; + unsigned depth = pt->depth0; 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++) { - const unsigned num_faces = lpr->base.target == PIPE_TEXTURE_CUBE ? 6 : 1; - unsigned nblocksx, face; + const unsigned width_t = align(width, TILE_SIZE) / TILE_SIZE; + const unsigned height_t = align(height, TILE_SIZE) / TILE_SIZE; + unsigned nblocksx, 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; /* Allocate storage for whole quads. This is particularly important * for depth surfaces, which are currently stored in a swizzled format. @@ -114,14 +123,14 @@ llvmpipe_texture_layout(struct llvmpipe_screen *screen, lpr->stride[level] = align(nblocksx * util_format_get_blocksize(pt->format), 16); - lpr->tiles_per_row[level] = align(width, TILE_SIZE) / TILE_SIZE; - - for (face = 0; face < num_faces; face++) { - lpr->layout[level][face] = alloc_layout_array(width, height); - } + lpr->tiles_per_row[level] = width_t; + lpr->tiles_per_image[level] = width_t * height_t; + lpr->num_slices_faces[level] = num_slices; + lpr->layout[level] = alloc_layout_array(num_slices, width, height); width = u_minify(width, 1); height = u_minify(height, 1); + depth = u_minify(depth, 1); } return TRUE; @@ -138,12 +147,16 @@ llvmpipe_displaytarget_layout(struct llvmpipe_screen *screen, /* Round up the surface size to a multiple of the tile size to * avoid tile clipping. */ - unsigned width = align(lpr->base.width0, TILE_SIZE); - unsigned height = align(lpr->base.height0, TILE_SIZE); + const unsigned width = align(lpr->base.width0, TILE_SIZE); + const unsigned height = align(lpr->base.height0, TILE_SIZE); + const unsigned width_t = align(width, TILE_SIZE) / TILE_SIZE; + const unsigned height_t = align(height, TILE_SIZE) / TILE_SIZE; - lpr->tiles_per_row[0] = align(width, TILE_SIZE) / 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->layout[0][0] = alloc_layout_array(width, height); + lpr->layout[0] = alloc_layout_array(1, width, height); lpr->dt = winsys->displaytarget_create(winsys, lpr->base.bind, @@ -178,14 +191,14 @@ llvmpipe_resource_create(struct pipe_screen *_screen, /* displayable surface */ if (!llvmpipe_displaytarget_layout(screen, lpr)) goto fail; - assert(lpr->layout[0][0][0] == LP_TEX_LAYOUT_NONE); + assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE); } else if (lpr->base.bind & (PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_DEPTH_STENCIL)) { /* texture map */ if (!llvmpipe_texture_layout(screen, lpr)) goto fail; - assert(lpr->layout[0][0][0] == LP_TEX_LAYOUT_NONE); + assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE); } else { /* other data (vertex buffer, const buffer, etc) */ @@ -201,7 +214,7 @@ llvmpipe_resource_create(struct pipe_screen *_screen, } if (resource_is_texture(&lpr->base)) { - assert(lpr->layout[0][0]); + assert(lpr->layout[0]); } lpr->id = id_counter++; @@ -228,8 +241,7 @@ llvmpipe_resource_destroy(struct pipe_screen *pscreen, } else if (resource_is_texture(pt)) { /* regular texture */ - const uint num_faces = pt->target == PIPE_TEXTURE_CUBE ? 6 : 1; - uint level, face; + uint level; /* free linear image data */ for (level = 0; level < Elements(lpr->linear); level++) { @@ -249,10 +261,8 @@ llvmpipe_resource_destroy(struct pipe_screen *pscreen, /* free layout flag arrays */ for (level = 0; level < Elements(lpr->tiled); level++) { - for (face = 0; face < num_faces; face++) { - free(lpr->layout[level][face]); - lpr->layout[level][face] = NULL; - } + free(lpr->layout[level]); + lpr->layout[level] = NULL; } } else if (!lpr->userBuffer) { @@ -312,36 +322,24 @@ llvmpipe_resource_map(struct pipe_resource *resource, /* install this linear image in texture data structure */ lpr->linear[level].data = map; - map = llvmpipe_get_texture_image(lpr, face, level, tex_usage, layout); + map = llvmpipe_get_texture_image(lpr, face + zslice, level, + tex_usage, layout); assert(map); return map; } else if (resource_is_texture(resource)) { /* regular texture */ - const unsigned tex_height = u_minify(resource->height0, level); - const unsigned nblocksy = - util_format_get_nblocksy(resource->format, tex_height); - const unsigned stride = lpr->stride[level]; - unsigned offset = 0; - - if (resource->target == PIPE_TEXTURE_CUBE) { - /* XXX incorrect - offset = face * nblocksy * stride; - */ - } - else if (resource->target == PIPE_TEXTURE_3D) { - offset = zslice * nblocksy * stride; - } - else { + if (resource->target != PIPE_TEXTURE_CUBE) { assert(face == 0); + } + if (resource->target != PIPE_TEXTURE_3D) { assert(zslice == 0); - offset = 0; } - map = llvmpipe_get_texture_image(lpr, face, level, tex_usage, layout); + map = llvmpipe_get_texture_image(lpr, face + zslice, level, + tex_usage, layout); assert(map); - map += offset; return map; } else { @@ -371,7 +369,7 @@ llvmpipe_resource_unmap(struct pipe_resource *resource, assert(zslice == 0); /* make sure linear image is up to date */ - (void) llvmpipe_get_texture_image(lpr, 0, 0, + (void) llvmpipe_get_texture_image(lpr, face + zslice, level, LP_TEX_USAGE_READ, LP_TEX_LAYOUT_LINEAR); @@ -659,7 +657,7 @@ llvmpipe_user_buffer_create(struct pipe_screen *screen, /** * Compute size (in bytes) need to store a texture image / mipmap level, - * for just one cube face. + * for just one cube face or one 3D texture slice */ static unsigned tex_image_face_size(const struct llvmpipe_resource *lpr, unsigned level, @@ -667,7 +665,6 @@ tex_image_face_size(const struct llvmpipe_resource *lpr, unsigned level, { const unsigned width = u_minify(lpr->base.width0, level); const unsigned height = u_minify(lpr->base.height0, level); - const unsigned depth = u_minify(lpr->base.depth0, level); assert(layout == LP_TEX_LAYOUT_TILED || layout == LP_TEX_LAYOUT_LINEAR); @@ -680,18 +677,14 @@ tex_image_face_size(const struct llvmpipe_resource *lpr, unsigned level, 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 * - (lpr->base.target == PIPE_TEXTURE_3D ? depth : 1); + const unsigned buffer_size = block_size * nblocksy * nblocksx; return buffer_size; } else { const enum pipe_format format = lpr->base.format; const unsigned nblocksy = util_format_get_nblocksy(format, align(height, TILE_SIZE)); - const unsigned buffer_size = - nblocksy * lpr->stride[level] * - (lpr->base.target == PIPE_TEXTURE_3D ? depth : 1); + const unsigned buffer_size = nblocksy * lpr->stride[level]; return buffer_size; } } @@ -699,15 +692,14 @@ tex_image_face_size(const struct llvmpipe_resource *lpr, unsigned level, /** * Compute size (in bytes) need to store a texture image / mipmap level, - * including all cube faces. + * 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); - const unsigned num_faces = lpr->base.target == PIPE_TEXTURE_CUBE ? 6 : 1; - return buf_size * num_faces; + return buf_size * lpr->num_slices_faces[level]; } @@ -806,8 +798,9 @@ llvmpipe_get_texture_tile_layout(const struct llvmpipe_resource *lpr, uint i; assert(resource_is_texture(&lpr->base)); assert(x < lpr->tiles_per_row[level]); - i = y * lpr->tiles_per_row[level] + x; - return lpr->layout[level][face_slice][i]; + i = face_slice * lpr->tiles_per_image[level] + + y * lpr->tiles_per_row[level] + x; + return lpr->layout[level][i]; } @@ -820,13 +813,17 @@ llvmpipe_set_texture_tile_layout(struct llvmpipe_resource *lpr, uint i; assert(resource_is_texture(&lpr->base)); assert(x < lpr->tiles_per_row[level]); - i = y * lpr->tiles_per_row[level] + x; - lpr->layout[level][face_slice][i] = layout; + i = face_slice * lpr->tiles_per_image[level] + + y * lpr->tiles_per_row[level] + x; + lpr->layout[level][i] = layout; } /** - * Return pointer to texture image data (either linear or tiled layout). + * 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 */ @@ -897,26 +894,32 @@ llvmpipe_get_texture_image(struct llvmpipe_resource *lpr, } if (face_slice > 0) { - unsigned offset; - if (layout == LP_TEX_LAYOUT_LINEAR) - offset = tex_image_face_size(lpr, level, LP_TEX_LAYOUT_LINEAR); - else - offset = tex_image_face_size(lpr, level, LP_TEX_LAYOUT_TILED); - - offset *= face_slice; + 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 + offset; + target_data = (uint8_t *) target_data + target_offset; } if (other_data) { - other_data = (uint8_t *) other_data + offset; + other_data = (uint8_t *) other_data + other_offset; } } if (only_allocate) { - /* Just allocating tiled memory. Don't initialize it from the the + /* Just allocating tiled memory. Don't initialize it from the * linear data if it exists. */ + { + unsigned x, y; + for (y = 0; y < height_t; y++) { + for (x = 0; x < width_t; x++) { + llvmpipe_set_texture_tile_layout(lpr, face_slice, level, + x, y, layout); + } + } + } + return target_data; } @@ -974,6 +977,33 @@ llvmpipe_get_texture_image(struct llvmpipe_resource *lpr, /** + * 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; + + 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 where the tile at (x,y) is known to be * in linear layout. * Conversion from tiled to linear will be done if necessary. diff --git a/src/gallium/drivers/llvmpipe/lp_texture.h b/src/gallium/drivers/llvmpipe/lp_texture.h index dd54e17dc46..57f3e0f72c8 100644 --- a/src/gallium/drivers/llvmpipe/lp_texture.h +++ b/src/gallium/drivers/llvmpipe/lp_texture.h @@ -94,6 +94,9 @@ struct llvmpipe_resource /** Row stride in bytes */ unsigned stride[LP_MAX_TEXTURE_LEVELS]; unsigned tiles_per_row[LP_MAX_TEXTURE_LEVELS]; + unsigned tiles_per_image[LP_MAX_TEXTURE_LEVELS]; + /** Number of 3D slices or cube faces per level */ + unsigned num_slices_faces[LP_MAX_TEXTURE_LEVELS]; /** * Display target, for textures with the PIPE_BIND_DISPLAY_TARGET @@ -112,8 +115,8 @@ struct llvmpipe_resource */ void *data; - /** array [level][face or slice][tile] of layout values) */ - enum lp_texture_layout *layout[LP_MAX_TEXTURE_LEVELS][PIPE_TEX_FACE_MAX]; + /** array [level][face or slice][tile_y][tile_x] of layout values) */ + enum lp_texture_layout *layout[LP_MAX_TEXTURE_LEVELS]; boolean userBuffer; /** Is this a user-space buffer? */ unsigned timestamp; @@ -195,6 +198,11 @@ llvmpipe_get_texture_image(struct llvmpipe_resource *resource, enum lp_texture_usage usage, enum lp_texture_layout layout); +void * +llvmpipe_get_texture_image_all(struct llvmpipe_resource *lpr, + unsigned level, + enum lp_texture_usage usage, + enum lp_texture_layout layout); ubyte * llvmpipe_get_texture_tile_linear(struct llvmpipe_resource *lpr, |