diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c')
-rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c | 53 |
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 +} |