diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_texture.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_texture.c | 135 |
1 files changed, 96 insertions, 39 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c index c0144f64b4a..04124afd4dc 100644 --- a/src/gallium/drivers/r300/r300_texture.c +++ b/src/gallium/drivers/r300/r300_texture.c @@ -617,18 +617,23 @@ static unsigned r300_texture_get_tile_size(struct r300_texture* tex, /* Return true if macrotiling should be enabled on the miplevel. */ static boolean r300_texture_macro_switch(struct r300_texture *tex, unsigned level, - boolean rv350_mode) + boolean rv350_mode, + int dim) { - unsigned tile_width, width; + unsigned tile, texdim; - tile_width = r300_texture_get_tile_size(tex, TILE_WIDTH, TRUE); - width = u_minify(tex->tex.width0, level); + tile = r300_texture_get_tile_size(tex, dim, TRUE); + if (dim == TILE_WIDTH) { + texdim = u_minify(tex->tex.width0, level); + } else { + texdim = u_minify(tex->tex.height0, level); + } /* See TX_FILTER1_n.MACRO_SWITCH. */ if (rv350_mode) { - return width >= tile_width; + return texdim >= tile; } else { - return width > tile_width; + return texdim > tile; } } @@ -692,9 +697,10 @@ static void r300_setup_miptree(struct r300_screen* screen, for (i = 0; i <= base->last_level; i++) { /* Let's see if this miplevel can be macrotiled. */ - tex->mip_macrotile[i] = (tex->macrotile == R300_BUFFER_TILED && - r300_texture_macro_switch(tex, i, rv350_mode)) ? - R300_BUFFER_TILED : R300_BUFFER_LINEAR; + tex->mip_macrotile[i] = + (tex->macrotile == R300_BUFFER_TILED && + r300_texture_macro_switch(tex, i, rv350_mode, TILE_WIDTH)) ? + R300_BUFFER_TILED : R300_BUFFER_LINEAR; stride = r300_texture_get_stride(screen, tex, i); nblocksy = r300_texture_get_nblocksy(tex, i); @@ -724,10 +730,46 @@ static void r300_setup_flags(struct r300_texture* tex) !util_is_power_of_two(tex->tex.height0); } +static void r300_setup_tiling(struct pipe_screen *screen, + struct r300_texture *tex) +{ + enum pipe_format format = tex->tex.format; + boolean rv350_mode = r300_screen(screen)->caps->family >= CHIP_FAMILY_RV350; + + if (util_format_is_compressed(format)) { + return; + } + + if (tex->tex.width0 == 1 || + tex->tex.height0 == 1) { + return; + } + + /* Set microtiling. */ + switch (util_format_get_blocksize(format)) { + case 1: + case 4: + tex->microtile = R300_BUFFER_TILED; + break; + + /* XXX Square-tiling doesn't work with kernel older than 2.6.34, + * XXX need to check the DRM version */ + /*case 2: + case 8: + tex->microtile = R300_BUFFER_SQUARETILED; + break;*/ + } + + /* Set macrotiling. */ + if (r300_texture_macro_switch(tex, 0, rv350_mode, TILE_WIDTH) && + r300_texture_macro_switch(tex, 0, rv350_mode, TILE_HEIGHT)) { + tex->macrotile = R300_BUFFER_TILED; + } +} + /* Create a new texture. */ -static struct pipe_texture* - r300_texture_create(struct pipe_screen* screen, - const struct pipe_texture* template) +static struct pipe_texture* r300_texture_create(struct pipe_screen* screen, + const struct pipe_texture* template) { struct r300_texture* tex = CALLOC_STRUCT(r300_texture); struct r300_screen* rscreen = r300_screen(screen); @@ -742,6 +784,9 @@ static struct pipe_texture* tex->tex.screen = screen; r300_setup_flags(tex); + if (!(template->tex_usage & R300_TEXTURE_USAGE_TRANSFER)) { + r300_setup_tiling(screen, tex); + } r300_setup_miptree(rscreen, tex); r300_setup_texture_state(rscreen, tex); @@ -806,14 +851,17 @@ static void r300_tex_surface_destroy(struct pipe_surface* s) FREE(s); } + static struct pipe_texture* - r300_texture_blanket(struct pipe_screen* screen, - const struct pipe_texture* base, - const unsigned* stride, - struct pipe_buffer* buffer) + r300_texture_from_handle(struct pipe_screen* screen, + const struct pipe_texture* base, + struct winsys_handle *whandle) { - struct r300_texture* tex; + struct radeon_winsys* winsys = (struct radeon_winsys*)screen->winsys; struct r300_screen* rscreen = r300_screen(screen); + struct pipe_buffer *buffer; + struct r300_texture* tex; + unsigned stride; /* Support only 2D textures without mipmaps */ if (base->target != PIPE_TEXTURE_2D || @@ -822,6 +870,11 @@ static struct pipe_texture* return NULL; } + buffer = winsys->buffer_from_handle(winsys, screen, whandle, &stride); + if (!buffer) { + return NULL; + } + tex = CALLOC_STRUCT(r300_texture); if (!tex) { return NULL; @@ -831,17 +884,38 @@ static struct pipe_texture* pipe_reference_init(&tex->tex.reference, 1); tex->tex.screen = screen; - tex->stride_override = *stride; - tex->pitch[0] = *stride / util_format_get_blocksize(base->format); + tex->stride_override = stride; + tex->pitch[0] = stride / util_format_get_blocksize(base->format); r300_setup_flags(tex); r300_setup_texture_state(rscreen, tex); - pipe_buffer_reference(&tex->buffer, buffer); + /* one ref already taken */ + tex->buffer = buffer; return (struct pipe_texture*)tex; } +static boolean + r300_texture_get_handle(struct pipe_screen* screen, + struct pipe_texture *texture, + struct winsys_handle *whandle) +{ + struct radeon_winsys* winsys = (struct radeon_winsys*)screen->winsys; + struct r300_texture* tex = (struct r300_texture*)texture; + unsigned stride; + + if (!tex) { + return FALSE; + } + + stride = r300_texture_get_stride(r300_screen(screen), tex, 0); + + winsys->buffer_get_handle(winsys, tex->buffer, stride, whandle); + + return TRUE; +} + static struct pipe_video_surface * r300_video_surface_create(struct pipe_screen *screen, enum pipe_video_chroma_format chroma_format, @@ -893,30 +967,13 @@ static void r300_video_surface_destroy(struct pipe_video_surface *vsfc) void r300_init_screen_texture_functions(struct pipe_screen* screen) { screen->texture_create = r300_texture_create; + screen->texture_from_handle = r300_texture_from_handle; + screen->texture_get_handle = r300_texture_get_handle; screen->texture_destroy = r300_texture_destroy; screen->get_tex_surface = r300_get_tex_surface; screen->tex_surface_destroy = r300_tex_surface_destroy; - screen->texture_blanket = r300_texture_blanket; screen->video_surface_create = r300_video_surface_create; screen->video_surface_destroy= r300_video_surface_destroy; } -boolean r300_get_texture_buffer(struct pipe_screen* screen, - struct pipe_texture* texture, - struct pipe_buffer** buffer, - unsigned* stride) -{ - struct r300_texture* tex = (struct r300_texture*)texture; - if (!tex) { - return FALSE; - } - - pipe_buffer_reference(buffer, tex->buffer); - - if (stride) { - *stride = r300_texture_get_stride(r300_screen(screen), tex, 0); - } - - return TRUE; -} |