diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_blit.c')
-rw-r--r-- | src/gallium/auxiliary/util/u_blit.c | 130 |
1 files changed, 72 insertions, 58 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c index e45310b..9df5f9a 100644 --- a/src/gallium/auxiliary/util/u_blit.c +++ b/src/gallium/auxiliary/util/u_blit.c @@ -192,7 +192,6 @@ get_next_slot( struct blit_state *ctx ) return ctx->vbuf_slot++ * sizeof ctx->vertices; } - @@ -279,10 +278,11 @@ regions_overlap(int srcX0, int srcY0, */ void util_blit_pixels_writemask(struct blit_state *ctx, - struct pipe_surface *src, - struct pipe_sampler_view *src_sampler_view, + struct pipe_resource *src_tex, + struct pipe_subresource srcsub, int srcX0, int srcY0, int srcX1, int srcY1, + int srcZ0, struct pipe_surface *dst, int dstX0, int dstY0, int dstX1, int dstY1, @@ -292,6 +292,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, struct pipe_context *pipe = ctx->pipe; struct pipe_screen *screen = pipe->screen; struct pipe_sampler_view *sampler_view = NULL; + struct pipe_sampler_view sv_templ; struct pipe_framebuffer_state fb; const int srcW = abs(srcX1 - srcX0); const int srcH = abs(srcY1 - srcY0); @@ -302,13 +303,13 @@ util_blit_pixels_writemask(struct blit_state *ctx, assert(filter == PIPE_TEX_MIPFILTER_NEAREST || filter == PIPE_TEX_MIPFILTER_LINEAR); - assert(screen->is_format_supported(screen, src->format, PIPE_TEXTURE_2D, - PIPE_BIND_SAMPLER_VIEW, 0)); - assert(screen->is_format_supported(screen, dst->format, PIPE_TEXTURE_2D, - PIPE_BIND_RENDER_TARGET, 0)); + assert(srcsub.level <= src_tex->last_level); /* do the regions overlap? */ - overlap = util_same_surface(src, dst) && + overlap = src_tex == dst->texture && + dst->face == srcsub.face && + dst->level == srcsub.level && + dst->zslice == srcZ0 && regions_overlap(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1); @@ -317,8 +318,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, * no overlapping. * Filter mode should not matter since there's no stretching. */ - if (pipe->surface_copy && - dst->format == src->format && + if (dst->format == src_tex->format && srcX0 < srcX1 && dstX0 < dstX1 && srcY0 < srcY1 && @@ -326,29 +326,36 @@ util_blit_pixels_writemask(struct blit_state *ctx, (dstX1 - dstX0) == (srcX1 - srcX0) && (dstY1 - dstY0) == (srcY1 - srcY0) && !overlap) { - pipe->surface_copy(pipe, - dst, dstX0, dstY0, /* dest */ - src, srcX0, srcY0, /* src */ - srcW, srcH); /* size */ + struct pipe_subresource subdst; + subdst.face = dst->face; + subdst.level = dst->level; + pipe->resource_copy_region(pipe, + dst->texture, subdst, + dstX0, dstY0, dst->zslice,/* dest */ + src_tex, srcsub, + srcX0, srcY0, srcZ0,/* src */ + srcW, srcH); /* size */ return; } - - assert(screen->is_format_supported(screen, dst->format, PIPE_TEXTURE_2D, - PIPE_BIND_RENDER_TARGET, 0)); + /* Create a temporary texture when src and dest alias or when src - * is anything other than a single-level 2d texture. + * is anything other than a 2d texture. + * XXX should just use appropriate shader to access 1d / 3d slice / cube face, + * much like the u_blitter code does (should be pretty trivial). * * This can still be improved upon. */ - if (util_same_surface(src, dst) || - src->texture->target != PIPE_TEXTURE_2D || - src->texture->last_level != 0) + if ((src_tex == dst->texture && + dst->face == srcsub.face && + dst->level == srcsub.level && + dst->zslice == srcZ0) || + src_tex->target != PIPE_TEXTURE_2D) { struct pipe_resource texTemp; struct pipe_resource *tex; struct pipe_sampler_view sv_templ; - struct pipe_surface *texSurf; + struct pipe_subresource texsub; const int srcLeft = MIN2(srcX0, srcX1); const int srcTop = MIN2(srcY0, srcY1); @@ -369,7 +376,7 @@ util_blit_pixels_writemask(struct blit_state *ctx, /* create temp texture */ memset(&texTemp, 0, sizeof(texTemp)); texTemp.target = PIPE_TEXTURE_2D; - texTemp.format = src->format; + texTemp.format = src_tex->format; texTemp.last_level = 0; texTemp.width0 = srcW; texTemp.height0 = srcH; @@ -380,49 +387,50 @@ util_blit_pixels_writemask(struct blit_state *ctx, if (!tex) return; - u_sampler_view_default_template(&sv_templ, tex, tex->format); - - sampler_view = ctx->pipe->create_sampler_view(ctx->pipe, tex, &sv_templ); - if (!sampler_view) { - pipe_resource_reference(&tex, NULL); - return; - } - - texSurf = screen->get_tex_surface(screen, tex, 0, 0, 0, - PIPE_BIND_BLIT_DESTINATION); - + texsub.face = 0; + texsub.level = 0; /* load temp texture */ - if (pipe->surface_copy) { - pipe->surface_copy(pipe, - texSurf, 0, 0, /* dest */ - src, srcLeft, srcTop, /* src */ - srcW, srcH); /* size */ - } else { - util_surface_copy(pipe, FALSE, - texSurf, 0, 0, /* dest */ - src, srcLeft, srcTop, /* src */ - srcW, srcH); /* size */ - } + pipe->resource_copy_region(pipe, + tex, texsub, 0, 0, 0, /* dest */ + src_tex, srcsub, srcLeft, srcTop, srcZ0, /* src */ + srcW, srcH); /* size */ - /* free the surface, update the texture if necessary. - */ - pipe_surface_reference(&texSurf, NULL); s0 = 0.0f; s1 = 1.0f; t0 = 0.0f; t1 = 1.0f; + u_sampler_view_default_template(&sv_templ, tex, tex->format); + sampler_view = pipe->create_sampler_view(pipe, tex, &sv_templ); + + if (!sampler_view) { + pipe_resource_reference(&tex, NULL); + return; + } pipe_resource_reference(&tex, NULL); } else { - pipe_sampler_view_reference(&sampler_view, src_sampler_view); - s0 = srcX0 / (float)src->texture->width0; - s1 = srcX1 / (float)src->texture->width0; - t0 = srcY0 / (float)src->texture->height0; - t1 = srcY1 / (float)src->texture->height0; + u_sampler_view_default_template(&sv_templ, src_tex, src_tex->format); + sv_templ.first_level = sv_templ.last_level = srcsub.level; + sampler_view = pipe->create_sampler_view(pipe, src_tex, &sv_templ); + + if (!sampler_view) { + return; + } + + s0 = srcX0 / (float)(u_minify(sampler_view->texture->width0, srcsub.level)); + s1 = srcX1 / (float)(u_minify(sampler_view->texture->width0, srcsub.level)); + t0 = srcY0 / (float)(u_minify(sampler_view->texture->height0, srcsub.level)); + t1 = srcY1 / (float)(u_minify(sampler_view->texture->height0, srcsub.level)); } - + + assert(screen->is_format_supported(screen, sampler_view->format, PIPE_TEXTURE_2D, + sampler_view->texture->nr_samples, + PIPE_BIND_SAMPLER_VIEW, 0)); + assert(screen->is_format_supported(screen, dst->format, PIPE_TEXTURE_2D, + dst->texture->nr_samples, + PIPE_BIND_RENDER_TARGET, 0)); /* save state (restored below) */ cso_save_blend(ctx->cso); @@ -447,6 +455,9 @@ util_blit_pixels_writemask(struct blit_state *ctx, /* sampler */ ctx->sampler.min_img_filter = filter; ctx->sampler.mag_img_filter = filter; + /* we've limited this already with the sampler view but you never know... */ + ctx->sampler.min_lod = srcsub.level; + ctx->sampler.max_lod = srcsub.level; cso_single_sampler(ctx->cso, 0, &ctx->sampler); cso_single_sampler_done(ctx->cso); @@ -515,18 +526,21 @@ util_blit_pixels_writemask(struct blit_state *ctx, void util_blit_pixels(struct blit_state *ctx, - struct pipe_surface *src, - struct pipe_sampler_view *src_sampler_view, + struct pipe_resource *src_tex, + struct pipe_subresource srcsub, int srcX0, int srcY0, int srcX1, int srcY1, + int srcZ, struct pipe_surface *dst, int dstX0, int dstY0, int dstX1, int dstY1, float z, uint filter ) { - util_blit_pixels_writemask( ctx, src, src_sampler_view, + util_blit_pixels_writemask( ctx, src_tex, + srcsub, srcX0, srcY0, srcX1, srcY1, + srcZ, dst, dstX0, dstY0, dstX1, dstY1, @@ -548,7 +562,6 @@ void util_blit_flush( struct blit_state *ctx ) /** * Copy pixel block from src texture to dst surface. - * Overlapping regions are acceptable. * * XXX Should support selection of level. * XXX need some control over blitting Z and/or stencil. @@ -582,6 +595,7 @@ util_blit_pixels_tex(struct blit_state *ctx, assert(ctx->pipe->screen->is_format_supported(ctx->pipe->screen, dst->format, PIPE_TEXTURE_2D, + dst->texture->nr_samples, PIPE_BIND_RENDER_TARGET, 0)); 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