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-rw-r--r--src/gallium/drivers/r300/r300_texture.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index eaefd9d7d4e..1b796257e4f 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -45,6 +45,18 @@ static const unsigned microblock_table[5][3][2] = {
{{ 2, 1}, {0, 0}, {0, 0}} /* 128 bits per pixel */
};
+/* Return true for non-compressed and non-YUV formats. */
+static boolean r300_format_is_plain(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ if (!format) {
+ return FALSE;
+ }
+
+ return desc->layout == UTIL_FORMAT_LAYOUT_PLAIN;
+}
+
/* Translate a pipe_format into a useful texture format for sampling.
*
* Some special formats are translated directly using R300_EASY_TX_FORMAT,
@@ -639,7 +651,7 @@ unsigned r300_texture_get_stride(struct r300_screen* screen,
width = u_minify(tex->tex.width0, level);
- if (!util_format_is_compressed(tex->tex.format)) {
+ if (r300_format_is_plain(tex->tex.format)) {
tile_width = r300_texture_get_tile_size(tex, TILE_WIDTH,
tex->mip_macrotile[level]);
width = align(width, tile_width);
@@ -657,7 +669,7 @@ static unsigned r300_texture_get_nblocksy(struct r300_texture* tex,
height = u_minify(tex->tex.height0, level);
- if (!util_format_is_compressed(tex->tex.format)) {
+ if (r300_format_is_plain(tex->tex.format)) {
tile_height = r300_texture_get_tile_size(tex, TILE_HEIGHT,
tex->mip_macrotile[level]);
height = align(height, tile_height);
@@ -718,7 +730,7 @@ static void r300_setup_tiling(struct pipe_screen *screen,
enum pipe_format format = tex->tex.format;
boolean rv350_mode = r300_screen(screen)->caps->family >= CHIP_FAMILY_RV350;
- if (util_format_is_compressed(format)) {
+ if (!r300_format_is_plain(format)) {
return;
}