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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 xml.etree.cElementTree as et
from mako.template import Template
from anv_extensions import *
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']
_TEMPLATE_H = Template(COPYRIGHT + """
#ifndef ANV_EXTENSIONS_H
#define ANV_EXTENSIONS_H
#include "stdbool.h"
#define ANV_INSTANCE_EXTENSION_COUNT ${len(instance_extensions)}
extern const VkExtensionProperties anv_instance_extensions[];
struct anv_instance_extension_table {
union {
bool extensions[ANV_INSTANCE_EXTENSION_COUNT];
struct {
%for ext in instance_extensions:
bool ${ext.name[3:]};
%endfor
};
};
};
extern const struct anv_instance_extension_table anv_instance_extensions_supported;
#define ANV_DEVICE_EXTENSION_COUNT ${len(device_extensions)}
extern const VkExtensionProperties anv_device_extensions[];
struct anv_device_extension_table {
union {
bool extensions[ANV_DEVICE_EXTENSION_COUNT];
struct {
%for ext in device_extensions:
bool ${ext.name[3:]};
%endfor
};
};
};
struct anv_physical_device;
void
anv_physical_device_get_supported_extensions(const struct anv_physical_device *device,
struct anv_device_extension_table *extensions);
#endif /* ANV_EXTENSIONS_H */
""")
_TEMPLATE_C = Template(COPYRIGHT + """
#include "anv_private.h"
#include "vk_util.h"
/* Convert the VK_USE_PLATFORM_* defines to booleans */
%for platform in ['ANDROID', 'WAYLAND', 'XCB', 'XLIB']:
#ifdef VK_USE_PLATFORM_${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
/* And ANDROID too */
#ifdef ANDROID
# undef ANDROID
# define ANDROID true
#else
# define ANDROID false
#endif
#define ANV_HAS_SURFACE (VK_USE_PLATFORM_WAYLAND_KHR || \\
VK_USE_PLATFORM_XCB_KHR || \\
VK_USE_PLATFORM_XLIB_KHR)
static const uint32_t MAX_API_VERSION = ${MAX_API_VERSION.c_vk_version()};
VkResult anv_EnumerateInstanceVersion(
uint32_t* pApiVersion)
{
*pApiVersion = MAX_API_VERSION;
return VK_SUCCESS;
}
const VkExtensionProperties anv_instance_extensions[ANV_INSTANCE_EXTENSION_COUNT] = {
%for ext in instance_extensions:
{"${ext.name}", ${ext.ext_version}},
%endfor
};
const struct anv_instance_extension_table anv_instance_extensions_supported = {
%for ext in instance_extensions:
.${ext.name[3:]} = ${ext.enable},
%endfor
};
uint32_t
anv_physical_device_api_version(struct anv_physical_device *device)
{
uint32_t version = 0;
uint32_t override = vk_get_version_override();
if (override)
return MIN2(override, MAX_API_VERSION);
%for version in API_VERSIONS:
if (!(${version.enable}))
return version;
version = ${version.max_patch_version.c_vk_version()};
%endfor
return version;
}
const VkExtensionProperties anv_device_extensions[ANV_DEVICE_EXTENSION_COUNT] = {
%for ext in device_extensions:
{"${ext.name}", ${ext.ext_version}},
%endfor
};
void
anv_physical_device_get_supported_extensions(const struct anv_physical_device *device,
struct anv_device_extension_table *extensions)
{
*extensions = (struct anv_device_extension_table) {
%for ext in device_extensions:
.${ext.name[3:]} = ${ext.enable},
%endfor
};
}
""")
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('--out-c', help='Output C file.')
parser.add_argument('--out-h', help='Output H file.')
parser.add_argument('--xml',
help='Vulkan API XML file.',
required=True,
action='append',
dest='xml_files')
args = parser.parse_args()
for filename in args.xml_files:
_init_exts_from_xml(filename)
for ext in EXTENSIONS:
assert ext.type == 'instance' or ext.type == 'device'
template_env = {
'API_VERSIONS': API_VERSIONS,
'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'],
}
if args.out_h:
with open(args.out_h, 'w') as f:
f.write(_TEMPLATE_H.render(**template_env))
if args.out_c:
with open(args.out_c, 'w') as f:
f.write(_TEMPLATE_C.render(**template_env))
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