diff options
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c index 51538e37fa..8d1ba1cdba 100644 --- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c +++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c @@ -132,7 +132,33 @@ static GLuint minify(GLuint size, GLuint levels) return size; } -static void calculate_miptree_layout(radeonContextPtr rmesa, radeon_mipmap_tree *mt) + +static void calculate_miptree_layout_r100(radeonContextPtr rmesa, radeon_mipmap_tree *mt) +{ + GLuint curOffset; + GLuint numLevels; + GLuint i; + GLuint face; + + numLevels = mt->lastLevel - mt->firstLevel + 1; + assert(numLevels <= RADEON_MAX_TEXTURE_LEVELS); + + curOffset = 0; + for(face = 0; face < mt->faces; face++) { + + for(i = 0; i < numLevels; i++) { + mt->levels[i].width = minify(mt->width0, i); + mt->levels[i].height = minify(mt->height0, i); + mt->levels[i].depth = minify(mt->depth0, i); + compute_tex_image_offset(rmesa, mt, face, i, &curOffset); + } + } + + /* Note the required size in memory */ + mt->totalsize = (curOffset + RADEON_OFFSET_MASK) & ~RADEON_OFFSET_MASK; +} + +static void calculate_miptree_layout_r300(radeonContextPtr rmesa, radeon_mipmap_tree *mt) { GLuint curOffset; GLuint numLevels; @@ -157,7 +183,6 @@ static void calculate_miptree_layout(radeonContextPtr rmesa, radeon_mipmap_tree mt->totalsize = (curOffset + RADEON_OFFSET_MASK) & ~RADEON_OFFSET_MASK; } - /** * Create a new mipmap tree, calculate its layout and allocate memory. */ @@ -182,7 +207,10 @@ radeon_mipmap_tree* radeon_miptree_create(radeonContextPtr rmesa, radeonTexObj * mt->tilebits = tilebits; mt->compressed = compressed; - calculate_miptree_layout(rmesa, mt); + if (rmesa->radeonScreen->chip_family >= CHIP_FAMILY_R300) + calculate_miptree_layout_r300(rmesa, mt); + else + calculate_miptree_layout_r100(rmesa, mt); mt->bo = radeon_bo_open(rmesa->radeonScreen->bom, 0, mt->totalsize, 1024, |