COPYRIGHT = """\ /* * Copyright 2017 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ """ import argparse import copy import re import xml.etree.cElementTree as et from mako.template import Template MAX_API_VERSION = '1.0.57' class Extension: def __init__(self, name, ext_version, enable): self.name = name self.ext_version = int(ext_version) if enable is True: self.enable = 'true'; elif enable is False: self.enable = 'false'; else: self.enable = enable; EXTENSIONS = [ Extension('VK_KHR_dedicated_allocation', 1, True), Extension('VK_KHR_descriptor_update_template', 1, True), Extension('VK_KHR_external_fence', 1, 'device->has_syncobj_wait'), Extension('VK_KHR_external_fence_capabilities', 1, True), Extension('VK_KHR_external_fence_fd', 1, 'device->has_syncobj_wait'), Extension('VK_KHR_external_memory', 1, True), Extension('VK_KHR_external_memory_capabilities', 1, True), Extension('VK_KHR_external_memory_fd', 1, True), Extension('VK_KHR_external_semaphore', 1, True), Extension('VK_KHR_external_semaphore_capabilities', 1, True), Extension('VK_KHR_external_semaphore_fd', 1, True), Extension('VK_KHR_get_memory_requirements2', 1, True), Extension('VK_KHR_get_physical_device_properties2', 1, True), Extension('VK_KHR_get_surface_capabilities2', 1, True), Extension('VK_KHR_incremental_present', 1, True), Extension('VK_KHR_maintenance1', 1, True), Extension('VK_KHR_push_descriptor', 1, True), Extension('VK_KHR_relaxed_block_layout', 1, True), Extension('VK_KHR_sampler_mirror_clamp_to_edge', 1, True), Extension('VK_KHR_shader_draw_parameters', 1, True), Extension('VK_KHR_storage_buffer_storage_class', 1, True), Extension('VK_KHR_surface', 25, True), Extension('VK_KHR_swapchain', 68, True), Extension('VK_KHR_variable_pointers', 1, True), Extension('VK_KHR_wayland_surface', 6, 'VK_USE_PLATFORM_WAYLAND_KHR'), Extension('VK_KHR_xcb_surface', 6, 'VK_USE_PLATFORM_XCB_KHR'), Extension('VK_KHR_xlib_surface', 6, 'VK_USE_PLATFORM_XLIB_KHR'), Extension('VK_KHX_multiview', 1, True), Extension('VK_EXT_debug_report', 8, True), ] class VkVersion: def __init__(self, string): split = string.split('.') self.major = int(split[0]) self.minor = int(split[1]) if len(split) > 2: assert len(split) == 3 self.patch = int(split[2]) else: self.patch = None # Sanity check. The range bits are required by the definition of the # VK_MAKE_VERSION macro assert self.major < 1024 and self.minor < 1024 assert self.patch is None or self.patch < 4096 assert(str(self) == string) def __str__(self): ver_list = [str(self.major), str(self.minor)] if self.patch is not None: ver_list.append(str(self.patch)) return '.'.join(ver_list) def c_vk_version(self): ver_list = [str(self.major), str(self.minor), str(self.patch)] return 'VK_MAKE_VERSION(' + ', '.join(ver_list) + ')' def __int_ver(self): # This is just an expansion of VK_VERSION patch = self.patch if self.patch is not None else 0 return (self.major << 22) | (self.minor << 12) | patch def __cmp__(self, other): # If only one of them has a patch version, "ignore" it by making # other's patch version match self. if (self.patch is None) != (other.patch is None): other = copy.copy(other) other.patch = self.patch return self.__int_ver().__cmp__(other.__int_ver()) MAX_API_VERSION = VkVersion(MAX_API_VERSION) def _init_exts_from_xml(xml): """ Walk the Vulkan XML and fill out extra extension information. """ xml = et.parse(xml) ext_name_map = {} for ext in EXTENSIONS: ext_name_map[ext.name] = ext for ext_elem in xml.findall('.extensions/extension'): ext_name = ext_elem.attrib['name'] if ext_name not in ext_name_map: continue ext = ext_name_map[ext_name] ext.type = ext_elem.attrib['type'] for ext in EXTENSIONS: assert ext.type == 'instance' or ext.type == 'device' _TEMPLATE = Template(COPYRIGHT + """ #include "anv_private.h" #include "vk_util.h" /* Convert the VK_USE_PLATFORM_* defines to booleans */ %for platform in ['ANDROID', 'WAYLAND', 'XCB', 'XLIB']: #ifdef VK_USE_PLATFORM_${platform}_KHR # undef VK_USE_PLATFORM_${platform}_KHR # define VK_USE_PLATFORM_${platform}_KHR true #else # define VK_USE_PLATFORM_${platform}_KHR false #endif %endfor bool anv_instance_extension_supported(const char *name) { %for ext in instance_extensions: if (strcmp(name, "${ext.name}") == 0) return ${ext.enable}; %endfor return false; } VkResult anv_EnumerateInstanceExtensionProperties( const char* pLayerName, uint32_t* pPropertyCount, VkExtensionProperties* pProperties) { VK_OUTARRAY_MAKE(out, pProperties, pPropertyCount); %for ext in instance_extensions: if (${ext.enable}) { vk_outarray_append(&out, prop) { *prop = (VkExtensionProperties) { .extensionName = "${ext.name}", .specVersion = ${ext.ext_version}, }; } } %endfor return vk_outarray_status(&out); } uint32_t anv_physical_device_api_version(struct anv_physical_device *dev) { return ${MAX_API_VERSION.c_vk_version()}; } bool anv_physical_device_extension_supported(struct anv_physical_device *device, const char *name) { %for ext in device_extensions: if (strcmp(name, "${ext.name}") == 0) return ${ext.enable}; %endfor return false; } VkResult anv_EnumerateDeviceExtensionProperties( VkPhysicalDevice physicalDevice, const char* pLayerName, uint32_t* pPropertyCount, VkExtensionProperties* pProperties) { ANV_FROM_HANDLE(anv_physical_device, device, physicalDevice); VK_OUTARRAY_MAKE(out, pProperties, pPropertyCount); (void)device; %for ext in device_extensions: if (${ext.enable}) { vk_outarray_append(&out, prop) { *prop = (VkExtensionProperties) { .extensionName = "${ext.name}", .specVersion = ${ext.ext_version}, }; } } %endfor return vk_outarray_status(&out); } """) if __name__ == '__main__': parser = argparse.ArgumentParser() parser.add_argument('--out', help='Output C file.', required=True) parser.add_argument('--xml', help='Vulkan API XML file.', required=True) args = parser.parse_args() _init_exts_from_xml(args.xml) template_env = { 'MAX_API_VERSION': MAX_API_VERSION, 'instance_extensions': [e for e in EXTENSIONS if e.type == 'instance'], 'device_extensions': [e for e in EXTENSIONS if e.type == 'device'], } with open(args.out, 'w') as f: f.write(_TEMPLATE.render(**template_env))