static void intelGenerateMipmap(GLcontext *ctx, GLenum target, struct gl_texture_object *texObj) { struct intel_context *intel = intel_context(ctx); struct intel_texture_object *intelObj = intel_texture_object(texObj); intel_tex_map_level_images(intel, intelObj, texObj->BaseLevel); intel_generate_mipmap(ctx, target, texObj); intel_tex_unmap_level_images(intel, intelObj, texObj->BaseLevel); }
void intel_tex_map_images(struct intel_context *intel, struct intel_texture_object *intelObj) { int i; DBG("%s\n", __FUNCTION__); for (i = intelObj->firstLevel; i <= intelObj->lastLevel; i++) intel_tex_map_level_images(intel, intelObj, i); }
/** * 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); } }