From 388ce31baa860a0d7535c852d768c6e243c8133c Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 21 Oct 2010 13:27:07 +1000 Subject: r600g: start adding hooks for aligning width/height for tiles. --- src/gallium/drivers/r600/r600_texture.c | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/src/gallium/drivers/r600/r600_texture.c b/src/gallium/drivers/r600/r600_texture.c index b36f823608..a90fc0382f 100644 --- a/src/gallium/drivers/r600/r600_texture.c +++ b/src/gallium/drivers/r600/r600_texture.c @@ -92,6 +92,19 @@ static unsigned r600_texture_get_offset(struct r600_resource_texture *rtex, } } +static unsigned r600_get_pixel_alignment(struct pipe_screen *screen, + enum pipe_format format, + unsigned array_mode) +{ + return 64; +} + +static unsigned r600_get_height_alignment(struct pipe_screen *screen, + unsigned array_mode) +{ + return 1; +} + static unsigned mip_minify(unsigned size, unsigned level) { unsigned val; @@ -108,14 +121,18 @@ static unsigned r600_texture_get_stride(struct pipe_screen *screen, struct pipe_resource *ptex = &rtex->resource.base.b; struct radeon *radeon = (struct radeon *)screen->winsys; enum chip_class chipc = r600_get_family_class(radeon); - unsigned width, stride; + unsigned width, stride, tile_width; if (rtex->pitch_override) return rtex->pitch_override; width = mip_minify(ptex->width0, level); - - stride = util_format_get_stride(ptex->format, align(width, 64)); + if (util_format_is_plain(ptex->format)) { + tile_width = r600_get_pixel_alignment(screen, ptex->format, + rtex->array_mode[level]); + width = align(width, tile_width); + } + stride = util_format_get_stride(ptex->format, width); if (chipc == EVERGREEN) stride = align(stride, 512); else @@ -128,9 +145,14 @@ static unsigned r600_texture_get_nblocksy(struct pipe_screen *screen, unsigned level) { struct pipe_resource *ptex = &rtex->resource.base.b; - unsigned height; + unsigned height, tile_height; height = mip_minify(ptex->height0, level); + if (util_format_is_plain(ptex->format)) { + tile_height = r600_get_height_alignment(screen, + rtex->array_mode[level]); + height = align(height, tile_height); + } return util_format_get_nblocksy(ptex->format, height); } -- cgit v1.2.3