diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_screen_texture.c')
-rw-r--r-- | src/gallium/drivers/i965/brw_screen_texture.c | 265 |
1 files changed, 134 insertions, 131 deletions
diff --git a/src/gallium/drivers/i965/brw_screen_texture.c b/src/gallium/drivers/i965/brw_screen_texture.c index e38fdf1869..17bf3152dc 100644 --- a/src/gallium/drivers/i965/brw_screen_texture.c +++ b/src/gallium/drivers/i965/brw_screen_texture.c @@ -37,6 +37,8 @@ #include "brw_defines.h" #include "brw_structs.h" #include "brw_winsys.h" +#include "brw_context.h" + @@ -156,7 +158,7 @@ static GLuint translate_tex_format( enum pipe_format pf ) case PIPE_FORMAT_Z16_UNORM: return BRW_SURFACEFORMAT_I16_UNORM; - case PIPE_FORMAT_Z24S8_UNORM: + case PIPE_FORMAT_Z24_UNORM_S8_USCALED: case PIPE_FORMAT_Z24X8_UNORM: return BRW_SURFACEFORMAT_I24X8_UNORM; @@ -204,7 +206,7 @@ static struct pipe_texture *brw_texture_create( struct pipe_screen *screen, /* XXX: compressed textures need special treatment here */ tex->cpp = util_format_get_blocksize(tex->base.format); - tex->compressed = util_format_is_compressed(tex->base.format); + tex->compressed = util_format_is_s3tc(tex->base.format); make_empty_list(&tex->views[0]); make_empty_list(&tex->views[1]); @@ -231,8 +233,8 @@ static struct pipe_texture *brw_texture_create( struct pipe_screen *screen, goto fail; - if (templ->tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET | - PIPE_TEXTURE_USAGE_PRIMARY)) { + if (templ->tex_usage & (PIPE_TEXTURE_USAGE_SCANOUT | + PIPE_TEXTURE_USAGE_SHARED)) { buffer_type = BRW_BUFFER_TYPE_SCANOUT; } else { @@ -303,14 +305,124 @@ fail: return NULL; } -static struct pipe_texture *brw_texture_blanket(struct pipe_screen *screen, - const struct pipe_texture *templ, - const unsigned *stride, - struct pipe_buffer *buffer) +static struct pipe_texture * +brw_texture_from_handle(struct pipe_screen *screen, + const struct pipe_texture *templ, + struct winsys_handle *whandle) { + struct brw_screen *bscreen = brw_screen(screen); + struct brw_texture *tex; + struct brw_winsys_buffer *buffer; + unsigned tiling; + unsigned pitch; + GLuint format; + + if (templ->target != PIPE_TEXTURE_2D || + templ->last_level != 0 || + templ->depth0 != 1) + return NULL; + + if (util_format_is_s3tc(templ->format)) + return NULL; + + tex = CALLOC_STRUCT(brw_texture); + if (!tex) + return NULL; + + if (bscreen->sws->bo_from_handle(bscreen->sws, whandle, &pitch, &tiling, &buffer) != PIPE_OK) + goto fail; + + memcpy(&tex->base, templ, sizeof *templ); + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + /* XXX: cpp vs. blocksize + */ + tex->cpp = util_format_get_blocksize(tex->base.format); + tex->tiling = tiling; + + make_empty_list(&tex->views[0]); + make_empty_list(&tex->views[1]); + + if (!brw_texture_layout(bscreen, tex)) + goto fail; + + /* XXX Maybe some more checks? */ + if ((pitch / tex->cpp) < tex->pitch) + goto fail; + + tex->pitch = pitch / tex->cpp; + + tex->bo = buffer; + + /* fix this warning */ +#if 0 + if (tex->size > buffer->size) + goto fail; +#endif + + tex->ss.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW; + tex->ss.ss0.surface_type = translate_tex_target(tex->base.target); + + format = translate_tex_format(tex->base.format); + assert(format != BRW_SURFACEFORMAT_INVALID); + tex->ss.ss0.surface_format = format; + + /* This is ok for all textures with channel width 8bit or less: + */ +/* tex->ss.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */ + + + /* XXX: what happens when tex->bo->offset changes??? + */ + tex->ss.ss1.base_addr = 0; /* reloc */ + tex->ss.ss2.mip_count = tex->base.last_level; + tex->ss.ss2.width = tex->base.width0 - 1; + tex->ss.ss2.height = tex->base.height0 - 1; + + switch (tex->tiling) { + case BRW_TILING_NONE: + tex->ss.ss3.tiled_surface = 0; + tex->ss.ss3.tile_walk = 0; + break; + case BRW_TILING_X: + tex->ss.ss3.tiled_surface = 1; + tex->ss.ss3.tile_walk = BRW_TILEWALK_XMAJOR; + break; + case BRW_TILING_Y: + tex->ss.ss3.tiled_surface = 1; + tex->ss.ss3.tile_walk = BRW_TILEWALK_YMAJOR; + break; + } + + tex->ss.ss3.pitch = (tex->pitch * tex->cpp) - 1; + tex->ss.ss3.depth = tex->base.depth0 - 1; + + tex->ss.ss4.min_lod = 0; + + return &tex->base; + +fail: + FREE(tex); return NULL; } +static boolean +brw_texture_get_handle(struct pipe_screen *screen, + struct pipe_texture *texture, + struct winsys_handle *whandle) +{ + struct brw_screen *bscreen = brw_screen(screen); + struct brw_texture *tex = brw_texture(texture); + unsigned stride; + + stride = tex->pitch * tex->cpp; + + return bscreen->sws->bo_get_handle(tex->bo, whandle, stride); +} + + + static void brw_texture_destroy(struct pipe_texture *pt) { struct brw_texture *tex = brw_texture(pt); @@ -372,7 +484,7 @@ boolean brw_is_texture_referenced_by_bo( struct brw_screen *brw_screen, */ static struct pipe_transfer* -brw_get_tex_transfer(struct pipe_screen *screen, +brw_get_tex_transfer(struct pipe_context *pipe, struct pipe_texture *texture, unsigned face, unsigned level, unsigned zslice, enum pipe_transfer_usage usage, unsigned x, unsigned y, @@ -407,11 +519,11 @@ brw_get_tex_transfer(struct pipe_screen *screen, } static void * -brw_transfer_map(struct pipe_screen *screen, +brw_transfer_map(struct pipe_context *pipe, struct pipe_transfer *transfer) { struct brw_texture *tex = brw_texture(transfer->texture); - struct brw_winsys_screen *sws = brw_screen(screen)->sws; + struct brw_winsys_screen *sws = brw_screen(pipe->screen)->sws; char *map; unsigned usage = transfer->usage; @@ -434,146 +546,37 @@ brw_transfer_map(struct pipe_screen *screen, } static void -brw_transfer_unmap(struct pipe_screen *screen, +brw_transfer_unmap(struct pipe_context *pipe, struct pipe_transfer *transfer) { struct brw_texture *tex = brw_texture(transfer->texture); - struct brw_winsys_screen *sws = brw_screen(screen)->sws; + struct brw_winsys_screen *sws = brw_screen(pipe->screen)->sws; sws->bo_unmap(tex->bo); } static void -brw_tex_transfer_destroy(struct pipe_transfer *trans) +brw_tex_transfer_destroy(struct pipe_context *pipe, + struct pipe_transfer *trans) { pipe_texture_reference(&trans->texture, NULL); FREE(trans); } -/* - * Functions exported to the winsys - */ - -boolean brw_texture_get_winsys_buffer(struct pipe_texture *texture, - struct brw_winsys_buffer **buffer, - unsigned *stride) +void brw_tex_init( struct brw_context *brw ) { - struct brw_texture *tex = brw_texture(texture); - - *buffer = tex->bo; - if (stride) - *stride = tex->pitch * tex->cpp; - - return TRUE; -} - -struct pipe_texture * -brw_texture_blanket_winsys_buffer(struct pipe_screen *screen, - const struct pipe_texture *templ, - unsigned pitch, - unsigned tiling, - struct brw_winsys_buffer *buffer) -{ - struct brw_screen *bscreen = brw_screen(screen); - struct brw_texture *tex; - GLuint format; - - if (templ->target != PIPE_TEXTURE_2D || - templ->last_level != 0 || - templ->depth0 != 1) - return NULL; - - if (util_format_is_compressed(templ->format)) - return NULL; - - tex = CALLOC_STRUCT(brw_texture); - if (!tex) - return NULL; - - memcpy(&tex->base, templ, sizeof *templ); - pipe_reference_init(&tex->base.reference, 1); - tex->base.screen = screen; - - /* XXX: cpp vs. blocksize - */ - tex->cpp = util_format_get_blocksize(tex->base.format); - tex->tiling = tiling; - - make_empty_list(&tex->views[0]); - make_empty_list(&tex->views[1]); - - if (!brw_texture_layout(bscreen, tex)) - goto fail; - - /* XXX Maybe some more checks? */ - if ((pitch / tex->cpp) < tex->pitch) - goto fail; - - tex->pitch = pitch / tex->cpp; - - tex->bo = buffer; - - /* fix this warning */ -#if 0 - if (tex->size > buffer->size) - goto fail; -#endif - - tex->ss.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW; - tex->ss.ss0.surface_type = translate_tex_target(tex->base.target); - - format = translate_tex_format(tex->base.format); - assert(format != BRW_SURFACEFORMAT_INVALID); - tex->ss.ss0.surface_format = format; - - /* This is ok for all textures with channel width 8bit or less: - */ -/* tex->ss.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */ - - - /* XXX: what happens when tex->bo->offset changes??? - */ - tex->ss.ss1.base_addr = 0; /* reloc */ - tex->ss.ss2.mip_count = tex->base.last_level; - tex->ss.ss2.width = tex->base.width0 - 1; - tex->ss.ss2.height = tex->base.height0 - 1; - - switch (tex->tiling) { - case BRW_TILING_NONE: - tex->ss.ss3.tiled_surface = 0; - tex->ss.ss3.tile_walk = 0; - break; - case BRW_TILING_X: - tex->ss.ss3.tiled_surface = 1; - tex->ss.ss3.tile_walk = BRW_TILEWALK_XMAJOR; - break; - case BRW_TILING_Y: - tex->ss.ss3.tiled_surface = 1; - tex->ss.ss3.tile_walk = BRW_TILEWALK_YMAJOR; - break; - } - - tex->ss.ss3.pitch = (tex->pitch * tex->cpp) - 1; - tex->ss.ss3.depth = tex->base.depth0 - 1; - - tex->ss.ss4.min_lod = 0; - - return &tex->base; - -fail: - FREE(tex); - return NULL; + brw->base.get_tex_transfer = brw_get_tex_transfer; + brw->base.transfer_map = brw_transfer_map; + brw->base.transfer_unmap = brw_transfer_unmap; + brw->base.tex_transfer_destroy = brw_tex_transfer_destroy; } void brw_screen_tex_init( struct brw_screen *brw_screen ) { brw_screen->base.is_format_supported = brw_is_format_supported; brw_screen->base.texture_create = brw_texture_create; + brw_screen->base.texture_from_handle = brw_texture_from_handle; + brw_screen->base.texture_get_handle = brw_texture_get_handle; brw_screen->base.texture_destroy = brw_texture_destroy; - brw_screen->base.texture_blanket = brw_texture_blanket; - brw_screen->base.get_tex_transfer = brw_get_tex_transfer; - brw_screen->base.transfer_map = brw_transfer_map; - brw_screen->base.transfer_unmap = brw_transfer_unmap; - brw_screen->base.tex_transfer_destroy = brw_tex_transfer_destroy; } |