void radeonGenerateMipmap(GLcontext* ctx, GLenum target, struct gl_texture_object *texObj) { radeonContextPtr rmesa = RADEON_CONTEXT(ctx); struct radeon_bo *bo; GLuint face = _mesa_tex_target_to_face(target); radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[face][texObj->BaseLevel]); bo = !baseimage->mt ? baseimage->bo : baseimage->mt->bo; radeon_print(RADEON_TEXTURE, RADEON_TRACE, "%s(%p, target %s, tex %p)\n", __func__, ctx, _mesa_lookup_enum_by_nr(target), texObj); if (bo && radeon_bo_is_referenced_by_cs(bo, rmesa->cmdbuf.cs)) { radeon_print(RADEON_TEXTURE, RADEON_NORMAL, "%s(%p, tex %p) Trying to generate mipmap for texture " "in processing by GPU.\n", __func__, ctx, texObj); radeon_firevertices(rmesa); } if (_mesa_meta_check_generate_mipmap_fallback(ctx, target, texObj)) { radeon_teximage_map(baseimage, GL_FALSE); radeon_generate_mipmap(ctx, target, texObj); radeon_teximage_unmap(baseimage); } else { _mesa_meta_GenerateMipmap(ctx, target, texObj); } }
/** * Called via ctx->Driver.GenerateMipmap() * This is basically a wrapper for _mesa_meta_GenerateMipmap() which checks * if we'll be using software mipmap generation. In that case, we need to * map/unmap the base level texture image. */ static void intelGenerateMipmap(struct gl_context *ctx, GLenum target, struct gl_texture_object *texObj) { if (_mesa_meta_check_generate_mipmap_fallback(ctx, target, texObj)) { /* sw path: need to map texture images */ struct intel_context *intel = intel_context(ctx); struct intel_texture_object *intelObj = intel_texture_object(texObj); struct gl_texture_image *first_image = texObj->Image[0][texObj->BaseLevel]; fallback_debug("%s - fallback to swrast\n", __FUNCTION__); intel_tex_map_level_images(intel, intelObj, texObj->BaseLevel); _mesa_generate_mipmap(ctx, target, texObj); intel_tex_unmap_level_images(intel, intelObj, texObj->BaseLevel); if (!_mesa_is_format_compressed(first_image->TexFormat)) { GLuint nr_faces = (texObj->Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; GLuint face, i; /* Update the level information in our private data in the new images, * since it didn't get set as part of a normal TexImage path. */ for (face = 0; face < nr_faces; face++) { for (i = texObj->BaseLevel + 1; i < texObj->MaxLevel; i++) { struct intel_texture_image *intelImage = intel_texture_image(texObj->Image[face][i]); if (!intelImage) break; intelImage->level = i; intelImage->face = face; /* Unreference the miptree to signal that the new Data is a * bare pointer from mesa. */ intel_miptree_release(intel, &intelImage->mt); } } } } else { _mesa_meta_GenerateMipmap(ctx, target, texObj); } }