From 63c00c53a3019b801c5eee8a12f7862422f79f10 Mon Sep 17 00:00:00 2001 From: Maciej Cencora Date: Sun, 29 Nov 2009 15:40:13 +0100 Subject: [PATCH] radeon: update miptree code a little Simplify gl image level <-> miptree level mapping (are equal now). Don't allocate miptree for images that won't fit in it (fixes #25230). --- .../drivers/dri/radeon/radeon_mipmap_tree.c | 70 +++++++------------ .../drivers/dri/radeon/radeon_mipmap_tree.h | 10 ++- src/mesa/drivers/dri/radeon/radeon_texture.c | 36 ++++++++-- 3 files changed, 61 insertions(+), 55 deletions(-) diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c index 39b6d50094e..a9d601a0b5f 100644 --- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c +++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.c @@ -124,20 +124,19 @@ static GLuint minify(GLuint size, GLuint levels) static void calculate_miptree_layout_r100(radeonContextPtr rmesa, radeon_mipmap_tree *mt) { - GLuint curOffset; - GLuint i; - GLuint face; + GLuint curOffset, i, face, level; assert(mt->numLevels <= rmesa->glCtx->Const.MaxTextureLevels); curOffset = 0; for(face = 0; face < mt->faces; face++) { - for(i = 0; i < mt->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); + for(i = 0, level = mt->baseLevel; i < mt->numLevels; i++, level++) { + mt->levels[level].valid = 1; + mt->levels[level].width = minify(mt->width0, i); + mt->levels[level].height = minify(mt->height0, i); + mt->levels[level].depth = minify(mt->depth0, i); + compute_tex_image_offset(rmesa, mt, face, level, &curOffset); } } @@ -147,21 +146,21 @@ static void calculate_miptree_layout_r100(radeonContextPtr rmesa, radeon_mipmap_ static void calculate_miptree_layout_r300(radeonContextPtr rmesa, radeon_mipmap_tree *mt) { - GLuint curOffset; - GLuint i; + GLuint curOffset, i, level; assert(mt->numLevels <= rmesa->glCtx->Const.MaxTextureLevels); curOffset = 0; - for(i = 0; i < mt->numLevels; i++) { + for(i = 0, level = mt->baseLevel; i < mt->numLevels; i++, level++) { GLuint face; - mt->levels[i].width = minify(mt->width0, i); - mt->levels[i].height = minify(mt->height0, i); - mt->levels[i].depth = minify(mt->depth0, i); + mt->levels[level].valid = 1; + mt->levels[level].width = minify(mt->width0, i); + mt->levels[level].height = minify(mt->height0, i); + mt->levels[level].depth = minify(mt->depth0, i); for(face = 0; face < mt->faces; face++) - compute_tex_image_offset(rmesa, mt, face, i, &curOffset); + compute_tex_image_offset(rmesa, mt, face, level, &curOffset); } /* Note the required size in memory */ @@ -277,18 +276,19 @@ static void calculate_min_max_lod(struct gl_texture_object *tObj, * given face and level. */ GLboolean radeon_miptree_matches_image(radeon_mipmap_tree *mt, - struct gl_texture_image *texImage, GLuint face, GLuint mtLevel) + struct gl_texture_image *texImage, GLuint face, GLuint level) { radeon_mipmap_level *lvl; - if (face >= mt->faces || mtLevel > mt->numLevels) + if (face >= mt->faces) return GL_FALSE; if (texImage->TexFormat != mt->mesaFormat) return GL_FALSE; - lvl = &mt->levels[mtLevel]; - if (lvl->width != texImage->Width || + lvl = &mt->levels[level]; + if (!lvl->valid || + lvl->width != texImage->Width || lvl->height != texImage->Height || lvl->depth != texImage->Depth) return GL_FALSE; @@ -393,39 +393,18 @@ radeon_miptree_image_offset(radeon_mipmap_tree *mt, return mt->levels[level].faces[0].offset; } -/** - * Convert radeon miptree texture level to GL texture level - * @param[in] tObj texture object whom level is to be converted - * @param[in] level radeon miptree texture level - * @return GL texture level - */ -unsigned radeon_miptree_level_to_gl_level(struct gl_texture_object *tObj, unsigned level) -{ - return level + tObj->BaseLevel; -} - -/** - * Convert GL texture level to radeon miptree texture level - * @param[in] tObj texture object whom level is to be converted - * @param[in] level GL texture level - * @return radeon miptree texture level - */ -unsigned radeon_gl_level_to_miptree_level(struct gl_texture_object *tObj, unsigned level) -{ - return level - tObj->BaseLevel; -} - /** * Ensure that the given image is stored in the given miptree from now on. */ static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_texture_image *image, - int face, int mtLevel) + int face, int level) { - radeon_mipmap_level *dstlvl = &mt->levels[mtLevel]; + radeon_mipmap_level *dstlvl = &mt->levels[level]; unsigned char *dest; assert(image->mt != mt); + assert(dstlvl->valid); assert(dstlvl->width == image->base.Width); assert(dstlvl->height == image->base.Height); assert(dstlvl->depth == image->base.Depth); @@ -442,6 +421,7 @@ static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_mipmap_level *srclvl = &image->mt->levels[image->mtlevel]; + assert(image->mtlevel == level); assert(srclvl->size == dstlvl->size); assert(srclvl->rowstride == dstlvl->rowstride); @@ -479,7 +459,7 @@ static void migrate_image_to_miptree(radeon_mipmap_tree *mt, radeon_miptree_reference(mt, &image->mt); image->mtface = face; - image->mtlevel = mtLevel; + image->mtlevel = level; } /** @@ -603,7 +583,7 @@ int radeon_validate_texture_miptree(GLcontext * ctx, struct gl_texture_object *t if (src_bo && radeon_bo_is_referenced_by_cs(src_bo, rmesa->cmdbuf.cs)) { radeon_firevertices(rmesa); } - migrate_image_to_miptree(dst_miptree, img, face, radeon_gl_level_to_miptree_level(texObj, level)); + migrate_image_to_miptree(dst_miptree, img, face, level); } else if (RADEON_DEBUG & RADEON_TEXTURE) { fprintf(stderr, "OK\n"); } diff --git a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.h b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.h index 28b84850954..a10649b5aea 100644 --- a/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.h +++ b/src/mesa/drivers/dri/radeon/radeon_mipmap_tree.h @@ -44,6 +44,7 @@ struct _radeon_mipmap_level { GLuint depth; GLuint size; /** Size of each image, in bytes */ GLuint rowstride; /** in bytes */ + GLuint valid; radeon_mipmap_image faces[6]; }; @@ -70,9 +71,9 @@ struct _radeon_mipmap_tree { GLuint baseLevel; /** gl_texture_object->baseLevel it was created for */ GLuint numLevels; /** Number of mip levels stored in this mipmap tree */ - GLuint width0; /** Width of firstLevel image */ - GLuint height0; /** Height of firstLevel image */ - GLuint depth0; /** Depth of firstLevel image */ + GLuint width0; /** Width of baseLevel image */ + GLuint height0; /** Height of baseLevel image */ + GLuint depth0; /** Depth of baseLevel image */ GLuint tilebits; /** RADEON_TXO_xxx_TILE */ @@ -89,8 +90,5 @@ GLuint radeon_miptree_image_offset(radeon_mipmap_tree *mt, GLuint face, GLuint level); void radeon_miptree_depth_offsets(radeon_mipmap_tree *mt, GLuint level, GLuint *offsets); -unsigned radeon_miptree_level_to_gl_level(struct gl_texture_object *tObj, unsigned level); -unsigned radeon_gl_level_to_miptree_level(struct gl_texture_object *tObj, unsigned level); - uint32_t get_base_teximage_offset(radeonTexObj *texObj); #endif /* __RADEON_MIPMAP_TREE_H_ */ diff --git a/src/mesa/drivers/dri/radeon/radeon_texture.c b/src/mesa/drivers/dri/radeon/radeon_texture.c index c715650d55f..0390d376ba2 100644 --- a/src/mesa/drivers/dri/radeon/radeon_texture.c +++ b/src/mesa/drivers/dri/radeon/radeon_texture.c @@ -509,6 +509,27 @@ gl_format radeonChooseTextureFormat(GLcontext * ctx, return MESA_FORMAT_NONE; /* never get here */ } +/** Check if given image is valid within current texture object. + */ +static int image_matches_texture_obj(struct gl_texture_object *texObj, + struct gl_texture_image *texImage, + unsigned level) +{ + const struct gl_texture_image *baseImage = texObj->Image[0][level]; + + if (level < texObj->BaseLevel || level > texObj->MaxLevel) + return 0; + + const unsigned levelDiff = level - texObj->BaseLevel; + const unsigned refWidth = baseImage->Width >> levelDiff; + const unsigned refHeight = baseImage->Height >> levelDiff; + const unsigned refDepth = baseImage->Depth >> levelDiff; + + return (texImage->Width == refWidth && + texImage->Height == refHeight && + texImage->Depth == refDepth); +} + static void teximage_assign_miptree(radeonContextPtr rmesa, struct gl_texture_object *texObj, struct gl_texture_image *texImage, @@ -518,9 +539,14 @@ static void teximage_assign_miptree(radeonContextPtr rmesa, radeonTexObj *t = radeon_tex_obj(texObj); radeon_texture_image* image = get_radeon_texture_image(texImage); + /* Since miptree holds only images for levels + * don't allocate the miptree if the teximage won't fit. + */ + if (!image_matches_texture_obj(texObj, texImage, level)) + return; + /* Try using current miptree, or create new if there isn't any */ - if (!t->mt || !radeon_miptree_matches_image(t->mt, texImage, face, - radeon_gl_level_to_miptree_level(texObj, level))) { + if (!t->mt || !radeon_miptree_matches_image(t->mt, texImage, face, level)) { radeon_miptree_unreference(&t->mt); radeon_try_alloc_miptree(rmesa, t); if (RADEON_DEBUG & RADEON_TEXTURE) { @@ -534,7 +560,7 @@ static void teximage_assign_miptree(radeonContextPtr rmesa, * when there was no image for baselevel specified */ if (t->mt) { image->mtface = face; - image->mtlevel = radeon_gl_level_to_miptree_level(texObj, level); + image->mtlevel = level; radeon_miptree_reference(t->mt, &image->mt); } } @@ -590,6 +616,8 @@ static void radeon_store_teximage(GLcontext* ctx, int dims, dstRowStride = _mesa_format_row_stride(texImage->TexFormat, texImage->Width); } + assert(dstRowStride); + if (dims == 3) { unsigned alignedWidth = dstRowStride/_mesa_get_format_bytes(texImage->TexFormat); dstImageOffsets = allocate_image_offsets(ctx, alignedWidth, texImage->Height, texImage->Depth); @@ -704,7 +732,7 @@ static void radeon_teximage( if (!t->bo) { teximage_assign_miptree(rmesa, texObj, texImage, face, level); - if (!t->mt) { + if (!image->mt) { int size = _mesa_format_image_size(texImage->TexFormat, texImage->Width, texImage->Height, -- 2.30.2