From 7f29824fd5df27eca516ad65e4a4f8ff94fe7bed Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Fri, 19 Aug 2011 19:21:40 +0200 Subject: [PATCH] r600g: put depth and stencil into one backing buffer For DRI2 sharing. --- src/gallium/drivers/r600/r600_texture.c | 27 ++++++++++++++++--------- 1 file changed, 17 insertions(+), 10 deletions(-) diff --git a/src/gallium/drivers/r600/r600_texture.c b/src/gallium/drivers/r600/r600_texture.c index 1c6f39adee8..f0cf1f593d8 100644 --- a/src/gallium/drivers/r600/r600_texture.c +++ b/src/gallium/drivers/r600/r600_texture.c @@ -363,7 +363,8 @@ r600_texture_create_object(struct pipe_screen *screen, unsigned array_mode, unsigned pitch_in_bytes_override, unsigned max_buffer_size, - struct r600_bo *bo) + struct r600_bo *bo, + boolean alloc_bo) { struct r600_resource_texture *rtex; struct r600_resource *resource; @@ -415,7 +416,8 @@ r600_texture_create_object(struct pipe_screen *screen, stencil = *base; stencil.format = PIPE_FORMAT_S8_USCALED; rtex->stencil = r600_texture_create_object(screen, &stencil, array_mode, - stencil_pitch_override, max_buffer_size, bo); + stencil_pitch_override, + max_buffer_size, NULL, FALSE); if (!rtex->stencil) { FREE(rtex); return NULL; @@ -429,11 +431,8 @@ r600_texture_create_object(struct pipe_screen *screen, r600_setup_miptree(screen, rtex, array_mode); - resource->size = rtex->size; - - /* If bo is not NULL, in which case depth and stencil must share the same buffer, - * and we initialized separate stencil for Evergreen. place it after depth. */ - if (bo && rtex->stencil) { + /* If we initialized separate stencil for Evergreen. place it after depth. */ + if (rtex->stencil) { unsigned stencil_align, stencil_offset; stencil_align = r600_get_base_alignment(screen, rtex->stencil->real_format, array_mode); @@ -441,9 +440,14 @@ r600_texture_create_object(struct pipe_screen *screen, for (unsigned i = 0; i <= rtex->stencil->resource.b.b.b.last_level; i++) rtex->stencil->offset[i] += stencil_offset; + + rtex->size = stencil_offset + rtex->stencil->size; } - if (!resource->bo) { + resource->size = rtex->size; + + /* Now create the backing buffer. */ + if (!resource->bo && alloc_bo) { struct pipe_resource *ptex = &rtex->resource.b.b.b; unsigned base_align = r600_get_base_alignment(screen, ptex->format, array_mode); @@ -454,6 +458,9 @@ r600_texture_create_object(struct pipe_screen *screen, return NULL; } } + + if (rtex->stencil) + rtex->stencil->resource.bo = rtex->resource.bo; return rtex; } @@ -487,7 +494,7 @@ struct pipe_resource *r600_texture_create(struct pipe_screen *screen, array_mode = V_038000_ARRAY_1D_TILED_THIN1; return (struct pipe_resource *)r600_texture_create_object(screen, templ, array_mode, - 0, 0, NULL); + 0, 0, NULL, TRUE); } static struct pipe_surface *r600_create_surface(struct pipe_context *pipe, @@ -548,7 +555,7 @@ struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen, } return (struct pipe_resource *)r600_texture_create_object(screen, templ, array_mode, - stride, 0, bo); + stride, 0, bo, FALSE); } int r600_texture_depth_flush(struct pipe_context *ctx, -- 2.30.2