diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_surface.c')
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_surface.c | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_surface.c b/src/gallium/drivers/llvmpipe/lp_surface.c index 76b3fce1fa9..f761e828500 100644 --- a/src/gallium/drivers/llvmpipe/lp_surface.c +++ b/src/gallium/drivers/llvmpipe/lp_surface.c @@ -67,14 +67,14 @@ lp_resource_copy(struct pipe_context *pipe, dst, subdst.face, subdst.level, 0, /* flush_flags */ FALSE, /* read_only */ - FALSE, /* cpu_access */ + TRUE, /* cpu_access */ FALSE); /* do_not_block */ llvmpipe_flush_resource(pipe, src, subsrc.face, subsrc.level, 0, /* flush_flags */ TRUE, /* read_only */ - FALSE, /* cpu_access */ + TRUE, /* cpu_access */ FALSE); /* do_not_block */ /* @@ -106,19 +106,27 @@ lp_resource_copy(struct pipe_context *pipe, unsigned x, y; enum lp_texture_usage usage; - /* XXX for the tiles which are completely contained by the - * dest rectangle, we could set the usage mode to WRITE_ALL. - * Just test for the case of replacing the whole dest region for now. - */ - if (width == dst_tex->base.width0 && height == dst_tex->base.height0) - usage = LP_TEX_USAGE_WRITE_ALL; - else - usage = LP_TEX_USAGE_READ_WRITE; - adjust_to_tile_bounds(dstx, dsty, width, height, &tx, &ty, &tw, &th); for (y = 0; y < th; y += TILE_SIZE) { + boolean contained_y = ty + y >= dsty && + ty + y + TILE_SIZE <= dsty + height ? + TRUE : FALSE; + for (x = 0; x < tw; x += TILE_SIZE) { + boolean contained_x = tx + x >= dstx && + tx + x + TILE_SIZE <= dstx + width ? + TRUE : FALSE; + + /* + * Set the usage mode to WRITE_ALL for the tiles which are + * completely contained by the dest rectangle. + */ + if (contained_y && contained_x) + usage = LP_TEX_USAGE_WRITE_ALL; + else + usage = LP_TEX_USAGE_READ_WRITE; + (void) llvmpipe_get_texture_tile_linear(dst_tex, subdst.face, subdst.level, usage, @@ -138,13 +146,15 @@ lp_resource_copy(struct pipe_context *pipe, subdst.level, LP_TEX_LAYOUT_LINEAR); - util_copy_rect(dst_linear_ptr, format, - llvmpipe_resource_stride(&dst_tex->base, subdst.level), - dstx, dsty, - width, height, - src_linear_ptr, - llvmpipe_resource_stride(&src_tex->base, subsrc.level), - srcx, srcy); + if (dst_linear_ptr && src_linear_ptr) { + util_copy_rect(dst_linear_ptr, format, + llvmpipe_resource_stride(&dst_tex->base, subdst.level), + dstx, dsty, + width, height, + src_linear_ptr, + llvmpipe_resource_stride(&src_tex->base, subsrc.level), + srcx, srcy); + } } } |