On Wed 08 Aug 2018, Bas Nieuwenhuizen wrote:
> ---
> src/vulkan/Makefile.am | 3 +
> src/vulkan/util/meson.build | 2 +
> src/vulkan/util/vk_entrypoints_gen.py | 515 ++++++++++++++++++++++++++
> src/vulkan/util/vk_extensions.py | 92 +++++
> src/vulkan/util/vk_extensions_gen.py | 205 ++++++++++
> 5 files changed, 817 insertions(+)
> create mode 100644 src/vulkan/util/vk_entrypoints_gen.py
> create mode 100644 src/vulkan/util/vk_extensions.py
> create mode 100644 src/vulkan/util/vk_extensions_gen.py
> +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):
> + patch = self.patch if self.patch is not None else 0
> + ver_list = [str(self.major), str(self.minor), str(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):
Patch 3 replaces __cmp__ here with __gt__. Was that on purpose?
> + # 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())
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