diff options
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r-- | src/gallium/drivers/i965/brw_defines.h | 1 | ||||
-rw-r--r-- | src/gallium/drivers/i965/brw_screen.h | 42 | ||||
-rw-r--r-- | src/gallium/drivers/i965/brw_screen_surface.c | 304 | ||||
-rw-r--r-- | src/gallium/drivers/i965/brw_screen_texture.c | 24 |
4 files changed, 205 insertions, 166 deletions
diff --git a/src/gallium/drivers/i965/brw_defines.h b/src/gallium/drivers/i965/brw_defines.h index 92c6b6edc33..e201ce4d7ce 100644 --- a/src/gallium/drivers/i965/brw_defines.h +++ b/src/gallium/drivers/i965/brw_defines.h @@ -417,6 +417,7 @@ #define BRW_SURFACEFORMAT_R16G16B16_SNORM 0x19D #define BRW_SURFACEFORMAT_R16G16B16_SSCALED 0x19E #define BRW_SURFACEFORMAT_R16G16B16_USCALED 0x19F +#define BRW_SURFACEFORMAT_INVALID 0xFFF #define BRW_SURFACERETURNFORMAT_FLOAT32 0 #define BRW_SURFACERETURNFORMAT_S1 1 diff --git a/src/gallium/drivers/i965/brw_screen.h b/src/gallium/drivers/i965/brw_screen.h index bd04e689d90..11b480b1ace 100644 --- a/src/gallium/drivers/i965/brw_screen.h +++ b/src/gallium/drivers/i965/brw_screen.h @@ -69,17 +69,35 @@ struct brw_buffer #define BRW_TILING_Y 1 #define BRW_TILING_X 2 +union brw_surface_id { + struct { + unsigned face:3; + unsigned zslice:13; + unsigned level:16; + } bits; + unsigned value; +}; + + +struct brw_surface +{ + struct pipe_surface base; + union brw_surface_id id; + struct brw_surface_state ss; + struct brw_winsys_buffer *bo; + struct brw_surface *next, *prev; +}; + + struct brw_texture { struct pipe_texture base; - struct brw_winsys_buffer *bo; struct brw_surface_state ss; unsigned *image_offset[PIPE_MAX_TEXTURE_LEVELS]; unsigned nr_images[PIPE_MAX_TEXTURE_LEVELS]; - unsigned level_offset[PIPE_MAX_TEXTURE_LEVELS]; boolean compressed; @@ -88,15 +106,11 @@ struct brw_texture unsigned tiling; unsigned cpp; unsigned total_height; + + struct brw_surface views[2]; }; -struct brw_surface -{ - struct pipe_surface base; - struct brw_surface_state ss; - struct brw_winsys_buffer *bo; -}; /* * Cast wrappers @@ -125,6 +139,12 @@ brw_buffer(struct pipe_buffer *buffer) return (struct brw_buffer *)buffer; } +static INLINE struct brw_texture * +brw_texture(struct pipe_texture *texture) +{ + return (struct brw_texture *)texture; +} + /* Pipe buffer helpers */ @@ -146,6 +166,12 @@ brw_surface_pitch( const struct pipe_surface *surface ); GLboolean brw_texture_layout(struct brw_screen *brw_screen, struct brw_texture *tex ); +void brw_update_texture( struct brw_screen *brw_screen, + struct brw_texture *tex ); + + +void brw_screen_tex_init( struct brw_screen *brw_screen ); +void brw_screen_tex_surface_init( struct brw_screen *brw_screen ); diff --git a/src/gallium/drivers/i965/brw_screen_surface.c b/src/gallium/drivers/i965/brw_screen_surface.c index 01d4b2d2b1a..b4ad91278b2 100644 --- a/src/gallium/drivers/i965/brw_screen_surface.c +++ b/src/gallium/drivers/i965/brw_screen_surface.c @@ -1,135 +1,51 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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, sublicense, 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 NONINFRINGEMENT. + IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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 <[email protected]> + */ + +#include "util/u_memory.h" +#include "util/u_simple_list.h" #include "pipe/p_screen.h" #include "brw_screen.h" +#include "brw_defines.h" - -/** - * Sets up a surface state structure to point at the given region. - * While it is only used for the front/back buffer currently, it should be - * usable for further buffers when doing ARB_draw_buffer support. - */ -static void -brw_update_renderbuffer_surface(struct brw_context *brw, - struct gl_renderbuffer *rb, - unsigned int unit) -{ - struct brw_winsys_buffer *region_bo = NULL; - struct intel_renderbuffer *irb = intel_renderbuffer(rb); - struct intel_region *region = irb ? irb->region : NULL; - struct { - unsigned int surface_type; - unsigned int surface_format; - unsigned int width, height, pitch, cpp; - GLubyte color_mask[4]; - GLboolean color_blend; - uint32_t tiling; - uint32_t draw_offset; - } key; - - memset(&key, 0, sizeof(key)); - - if (region != NULL) { - region_bo = region->buffer; - - key.surface_type = BRW_SURFACE_2D; - switch (irb->texformat->MesaFormat) { - case PIPE_FORMAT_ARGB8888: - key.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; - break; - case PIPE_FORMAT_RGB565: - key.surface_format = BRW_SURFACEFORMAT_B5G6R5_UNORM; - break; - case PIPE_FORMAT_ARGB1555: - key.surface_format = BRW_SURFACEFORMAT_B5G5R5A1_UNORM; - break; - case PIPE_FORMAT_ARGB4444: - key.surface_format = BRW_SURFACEFORMAT_B4G4R4A4_UNORM; - break; - default: - debug_printf("Bad renderbuffer format: %d\n", - irb->texformat->MesaFormat); - assert(0); - key.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; - return; - } - key.tiling = region->tiling; - if (brw->intel.intelScreen->driScrnPriv->dri2.enabled) { - key.width = rb->Width; - key.height = rb->Height; - } else { - key.width = region->width; - key.height = region->height; - } - key.pitch = region->pitch; - key.cpp = region->cpp; - key.draw_offset = region->draw_offset; /* cur 3d or cube face offset */ - } - - memcpy(key.color_mask, ctx->Color.ColorMask, - sizeof(key.color_mask)); - - key.color_blend = (!ctx->Color._LogicOpEnabled && - ctx->Color.BlendEnabled); - - brw->sws->bo_unreference(brw->wm.surf_bo[unit]); - brw->wm.surf_bo[unit] = brw_search_cache(&brw->surface_cache, - BRW_SS_SURFACE, - &key, sizeof(key), - ®ion_bo, 1, - NULL); - - if (brw->wm.surf_bo[unit] == NULL) { - struct brw_surface_state surf; - - memset(&surf, 0, sizeof(surf)); - - surf.ss0.surface_format = key.surface_format; - surf.ss0.surface_type = key.surface_type; - if (key.tiling == I915_TILING_NONE) { - surf.ss1.base_addr = key.draw_offset; - } else { - uint32_t tile_offset = key.draw_offset % 4096; - - surf.ss1.base_addr = key.draw_offset - tile_offset; - - assert(BRW_IS_G4X(brw) || tile_offset == 0); - if (BRW_IS_G4X(brw)) { - if (key.tiling == I915_TILING_X) { - /* Note that the low bits of these fields are missing, so - * there's the possibility of getting in trouble. - */ - surf.ss5.x_offset = (tile_offset % 512) / key.cpp / 4; - surf.ss5.y_offset = tile_offset / 512 / 2; - } else { - surf.ss5.x_offset = (tile_offset % 128) / key.cpp / 4; - surf.ss5.y_offset = tile_offset / 128 / 2; - } - } - } - - if (region_bo != NULL) - surf.ss1.base_addr += region_bo->offset; /* reloc */ - - surf.ss2.width = key.width - 1; - surf.ss2.height = key.height - 1; - brw_set_surface_tiling(&surf, key.tiling); - surf.ss3.pitch = (key.pitch * key.cpp) - 1; - -} - - - -struct brw_surface_id { - unsigned face:3; - unsigned zslice:13; - unsigned level:16; +enum { + BRW_VIEW_LINEAR, + BRW_VIEW_IN_PLACE }; + static boolean need_linear_view( struct brw_screen *brw_screen, struct brw_texture *brw_texture, - unsigned face, - unsigned level, - unsigned zslice ) + union brw_surface_id id, + unsigned usage ) { #if 0 /* XXX: what about IDGNG? @@ -178,71 +94,155 @@ static boolean need_linear_view( struct brw_screen *brw_screen, /* Look at all texture views and figure out if any of them need to be * back-copied into the texture for sampling */ -void brw_update_texture( struct pipe_screen *screen, - struct pipe_texture *texture ) +void brw_update_texture( struct brw_screen *brw_screen, + struct brw_texture *tex ) { /* currently nothing to do */ } -static struct pipe_surface *create_linear_view( struct brw_screen *brw_screen, - struct brw_texture *brw_tex, - struct brw_surface_id id ) +/* Create a new surface with linear layout to serve as a render-target + * where it would be illegal (perhaps due to tiling constraints) to do + * this in-place. + * + * Currently not implmented, not sure if it's needed. + */ +static struct brw_surface *create_linear_view( struct brw_screen *brw_screen, + struct brw_texture *tex, + union brw_surface_id id, + unsigned usage ) { - + return NULL; } -static struct pipe_surface *create_in_place_view( struct brw_screen *brw_screen, - struct brw_texture *brw_tex, - struct brw_surface_id id ) + +/* Create a pipe_surface that just points directly into the existing + * texture's storage. + */ +static struct brw_surface *create_in_place_view( struct brw_screen *brw_screen, + struct brw_texture *tex, + union brw_surface_id id, + unsigned usage ) { - struct brw_surface *surface = CALLOC_STRUCT(brw_surface); + struct brw_surface *surface; + + surface = CALLOC_STRUCT(brw_surface); + if (surface == NULL) + return NULL; + + /* XXX: ignoring render-to-slice-of-3d-texture + */ + assert(id.bits.zslice == 0); + + surface->base.format = tex->base.format; + surface->base.width = tex->base.width[id.bits.level]; + surface->base.height = tex->base.height[id.bits.level]; + surface->base.offset = tex->image_offset[id.bits.level][id.bits.face]; + surface->base.usage = usage; + surface->base.zslice = id.bits.zslice; + surface->base.face = id.bits.face; + surface->base.level = id.bits.level; surface->id = id; - + + pipe_texture_reference( &surface->base.texture, &tex->base ); + + surface->ss.ss0.surface_format = tex->ss.ss0.surface_format; + surface->ss.ss0.surface_type = BRW_SURFACE_2D; + + if (tex->tiling == BRW_TILING_NONE) { + surface->ss.ss1.base_addr = surface->base.offset; + } else { + uint32_t tile_offset = surface->base.offset % 4096; + + surface->ss.ss1.base_addr = surface->base.offset - tile_offset; + + if (brw_screen->chipset.is_g4x) { + if (tex->tiling == BRW_TILING_X) { + /* Note that the low bits of these fields are missing, so + * there's the possibility of getting in trouble. + */ + surface->ss.ss5.x_offset = (tile_offset % 512) / tex->cpp / 4; + surface->ss.ss5.y_offset = tile_offset / 512 / 2; + } else { + surface->ss.ss5.x_offset = (tile_offset % 128) / tex->cpp / 4; + surface->ss.ss5.y_offset = tile_offset / 128 / 2; + } + } + else { + assert(tile_offset == 0); + } + } + +#if 0 + if (region_bo != NULL) + surface->ss.ss1.base_addr += region_bo->offset; /* reloc */ +#endif + + surface->ss.ss2.width = surface->base.width - 1; + surface->ss.ss2.height = surface->base.height - 1; + surface->ss.ss3.tiled_surface = tex->ss.ss3.tiled_surface; + surface->ss.ss3.tile_walk = tex->ss.ss3.tile_walk; + surface->ss.ss3.pitch = tex->ss.ss3.pitch; + + return surface; } /* Get a surface which is view into a texture */ -struct pipe_surface *brw_get_tex_surface(struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned face, unsigned level, - unsigned zslice, - unsigned usage ) +static struct pipe_surface *brw_get_tex_surface(struct pipe_screen *screen, + struct pipe_texture *pt, + unsigned face, unsigned level, + unsigned zslice, + unsigned usage ) { + struct brw_texture *tex = brw_texture(pt); struct brw_screen *bscreen = brw_screen(screen); - struct brw_surface_id id; + struct brw_surface *surface; + union brw_surface_id id; + int type; - id.face = face; - id.level = level; - id.zslice = zslice; + id.bits.face = face; + id.bits.level = level; + id.bits.zslice = zslice; - if (need_linear_view(brw_screen, brw_tex, id)) + if (need_linear_view(bscreen, tex, id, usage)) type = BRW_VIEW_LINEAR; else type = BRW_VIEW_IN_PLACE; - foreach (surface, texture->views[type]) { + foreach (surface, &tex->views[type]) { if (id.value == surface->id.value) - return surface; + return &surface->base; } switch (type) { case BRW_VIEW_LINEAR: - surface = create_linear_view( texture, id, type ); + surface = create_linear_view( bscreen, tex, id, usage ); break; case BRW_VIEW_IN_PLACE: - surface = create_in_place_view( texture, id, type ); + surface = create_in_place_view( bscreen, tex, id, usage ); break; default: return NULL; } - insert_at_head( texture->views[type], surface ); - return surface; + insert_at_head( &tex->views[type], surface ); + return &surface->base; +} + + +static void brw_tex_surface_destroy( struct pipe_surface *surface ) +{ + /* Unreference texture, shared buffer: + */ + + FREE(surface); } -void brw_tex_surface_destroy( struct pipe_surface *surface ) +void brw_screen_tex_surface_init( struct brw_screen *brw_screen ) { + brw_screen->base.get_tex_surface = brw_get_tex_surface; + brw_screen->base.tex_surface_destroy = brw_tex_surface_destroy; } diff --git a/src/gallium/drivers/i965/brw_screen_texture.c b/src/gallium/drivers/i965/brw_screen_texture.c index 989013953bc..3fd486986ff 100644 --- a/src/gallium/drivers/i965/brw_screen_texture.c +++ b/src/gallium/drivers/i965/brw_screen_texture.c @@ -171,8 +171,7 @@ static GLuint translate_tex_format( enum pipe_format pf ) return BRW_SURFACEFORMAT_R8G8B8A8_SNORM; default: - assert(0); - return 0; + return BRW_SURFACEFORMAT_INVALID; } } @@ -180,7 +179,7 @@ static GLuint translate_tex_format( enum pipe_format pf ) -static struct pipe_texture *brw_create_texture( struct pipe_screen *screen, +static struct pipe_texture *brw_texture_create( struct pipe_screen *screen, const struct pipe_texture *templ ) { @@ -218,6 +217,7 @@ static struct pipe_texture *brw_create_texture( struct pipe_screen *screen, tex->ss.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW; tex->ss.ss0.surface_type = translate_tex_target(tex->base.target); tex->ss.ss0.surface_format = translate_tex_format(tex->base.format); + assert(tex->ss.ss0.surface_format != BRW_SURFACEFORMAT_INVALID); /* This is ok for all textures with channel width 8bit or less: */ @@ -281,8 +281,20 @@ static void brw_texture_destroy(struct pipe_texture *pt) } +static boolean brw_is_format_supported( struct pipe_screen *screen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned tex_usage, + unsigned geom_flags ) +{ + return translate_tex_format(format) != BRW_SURFACEFORMAT_INVALID; +} - - - +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_destroy = brw_texture_destroy; + brw_screen->base.texture_blanket = brw_texture_blanket; +} |