diff options
author | Jakob Bornecrantz <jakob@tungstengraphics.com> | 2008-06-13 20:46:14 +0200 |
---|---|---|
committer | Jakob Bornecrantz <jakob@tungstengraphics.com> | 2008-06-13 20:46:14 +0200 |
commit | 3da77b33bb0093ff27c16833ed93a3a114c3e95e (patch) | |
tree | fb8993940f9b545019da9c0bdf700ff85c877782 /src/gallium/drivers/i915simple/i915_texture.c | |
parent | d89b1e4a037b4facb84b056d2fdcd383de78b311 (diff) |
i915: Improved the not used tile code
Diffstat (limited to 'src/gallium/drivers/i915simple/i915_texture.c')
-rw-r--r-- | src/gallium/drivers/i915simple/i915_texture.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/src/gallium/drivers/i915simple/i915_texture.c b/src/gallium/drivers/i915simple/i915_texture.c index 7a1665d48b..d591b09e3c 100644 --- a/src/gallium/drivers/i915simple/i915_texture.c +++ b/src/gallium/drivers/i915simple/i915_texture.c @@ -104,16 +104,14 @@ i915_miptree_set_image_offset(struct i915_texture *tex, */ } -#if 0 static unsigned power_of_two(unsigned x) { - int value = 1; + unsigned value = 1; while (value <= x) value = value << 1; return value; } -#endif static unsigned round_up(unsigned n, unsigned multiple) @@ -125,8 +123,7 @@ round_up(unsigned n, unsigned multiple) * Special case to deal with display targets. */ static boolean -i915_displaytarget_layout(struct pipe_screen *screen, - struct i915_texture *tex) +i915_displaytarget_layout(struct i915_texture *tex) { struct pipe_texture *pt = &tex->base; @@ -139,13 +136,19 @@ i915_displaytarget_layout(struct pipe_screen *screen, 1 ); i915_miptree_set_image_offset( tex, 0, 0, 0, 0 ); -#if 0 - tex->pitch = MAX2(512, power_of_two(tex->base.width[0] * pt->cpp)) / pt->cpp; - tex->total_height = round_up(tex->base.height[0], 8); -#else - tex->pitch = round_up(tex->base.width[0], 64 / pt->cpp); - tex->total_height = tex->base.height[0]; -#endif + if (tex->base.width[0] >= 128) { + tex->pitch = power_of_two(tex->base.width[0] * pt->cpp) / pt->cpp; + tex->total_height = round_up(tex->base.height[0], 8); + } else { + tex->pitch = round_up(tex->base.width[0], 64 / pt->cpp); + tex->total_height = tex->base.height[0]; + } + +/* + printf("%s size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, + tex->base.width[0], tex->base.height[0], pt->cpp, + tex->pitch, tex->total_height, tex->pitch * tex->total_height * 4); +*/ return 1; } @@ -161,6 +164,12 @@ i945_miptree_layout_2d( struct i915_texture *tex ) unsigned width = pt->width[0]; unsigned height = pt->height[0]; +#if 0 /* used for tiled display targets */ + if (pt->last_level == 0 && pt->cpp == 4) + if (i915_displaytarget_layout(tex)) + return; +#endif + tex->pitch = pt->width[0]; /* May need to adjust pitch to accomodate the placement of |