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path: root/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
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Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c53
1 files changed, 28 insertions, 25 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
index d7b5d71d21..a1a523931f 100644
--- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
+++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c
@@ -68,6 +68,19 @@ static unsigned get_compressed_image_size(
return rowStride * ((height + blockHeight - 1) / blockHeight);
}
+static int find_next_power_of_two(GLuint value)
+{
+ int i, tmp;
+
+ i = 0;
+ tmp = value - 1;
+ while (tmp) {
+ tmp >>= 1;
+ i++;
+ }
+ return (1 << i);
+}
+
/**
* Compute sizes and fill in offset and blit information for the given
* image (determined by \p face and \p level).
@@ -80,25 +93,28 @@ static void compute_tex_image_offset(radeonContextPtr rmesa, radeon_mipmap_tree
{
radeon_mipmap_level *lvl = &mt->levels[level];
uint32_t row_align;
+ GLuint height;
+
+ height = find_next_power_of_two(lvl->height);
/* Find image size in bytes */
if (_mesa_is_format_compressed(mt->mesaFormat)) {
lvl->rowstride = get_aligned_compressed_row_stride(mt->mesaFormat, lvl->width, rmesa->texture_compressed_row_align);
- lvl->size = get_compressed_image_size(mt->mesaFormat, lvl->rowstride, lvl->height);
+ lvl->size = get_compressed_image_size(mt->mesaFormat, lvl->rowstride, height);
} else if (mt->target == GL_TEXTURE_RECTANGLE_NV) {
row_align = rmesa->texture_rect_row_align - 1;
lvl->rowstride = (_mesa_format_row_stride(mt->mesaFormat, lvl->width) + row_align) & ~row_align;
- lvl->size = lvl->rowstride * lvl->height;
+ lvl->size = lvl->rowstride * height;
} else if (mt->tilebits & RADEON_TXO_MICRO_TILE) {
/* tile pattern is 16 bytes x2. mipmaps stay 32 byte aligned,
* though the actual offset may be different (if texture is less than
* 32 bytes width) to the untiled case */
lvl->rowstride = (_mesa_format_row_stride(mt->mesaFormat, lvl->width) * 2 + 31) & ~31;
- lvl->size = lvl->rowstride * ((lvl->height + 1) / 2) * lvl->depth;
+ lvl->size = lvl->rowstride * ((height + 1) / 2) * lvl->depth;
} else {
row_align = rmesa->texture_row_align - 1;
lvl->rowstride = (_mesa_format_row_stride(mt->mesaFormat, lvl->width) + row_align) & ~row_align;
- lvl->size = lvl->rowstride * lvl->height * lvl->depth;
+ lvl->size = lvl->rowstride * height * lvl->depth;
}
assert(lvl->size > 0);
@@ -110,7 +126,7 @@ static void compute_tex_image_offset(radeonContextPtr rmesa, radeon_mipmap_tree
if (RADEON_DEBUG & RADEON_TEXTURE)
fprintf(stderr,
"level %d, face %d: rs:%d %dx%d at %d\n",
- level, face, lvl->rowstride, lvl->width, lvl->height, lvl->faces[face].offset);
+ level, face, lvl->rowstride, lvl->width, height, lvl->faces[face].offset);
}
static GLuint minify(GLuint size, GLuint levels)
@@ -161,6 +177,12 @@ static void calculate_miptree_layout_r300(radeonContextPtr rmesa, radeon_mipmap_
for(face = 0; face < mt->faces; face++)
compute_tex_image_offset(rmesa, mt, face, level, &curOffset);
+ /* r600 cube levels seems to be aligned to 8 faces but
+ * we have separate register for 1'st level offset so add
+ * 2 image alignment after 1'st mip level */
+ if(rmesa->radeonScreen->chip_family >= CHIP_FAMILY_R600 &&
+ mt->target == GL_TEXTURE_CUBE_MAP && level >= 1)
+ curOffset += 2 * mt->levels[level].size;
}
/* Note the required size in memory */
@@ -364,25 +386,6 @@ void radeon_try_alloc_miptree(radeonContextPtr rmesa, radeonTexObj *t)
texImg->Depth, t->tile_bits);
}
-/* Although we use the image_offset[] array to store relative offsets
- * to cube faces, Mesa doesn't know anything about this and expects
- * each cube face to be treated as a separate image.
- *
- * These functions present that view to mesa:
- */
-void
-radeon_miptree_depth_offsets(radeon_mipmap_tree *mt, GLuint level, GLuint *offsets)
-{
- if (mt->target != GL_TEXTURE_3D || mt->faces == 1) {
- offsets[0] = 0;
- } else {
- int i;
- for (i = 0; i < 6; i++) {
- offsets[i] = mt->levels[level].faces[i].offset;
- }
- }
-}
-
GLuint
radeon_miptree_image_offset(radeon_mipmap_tree *mt,
GLuint face, GLuint level)
@@ -603,4 +606,4 @@ uint32_t get_base_teximage_offset(radeonTexObj *texObj)
} else {
return radeon_miptree_image_offset(texObj->mt, 0, texObj->minLod);
}
-} \ No newline at end of file
+}