rpcs3/Utilities/hash.h
kd-11 00c6a589a5 rsx/util: Add simple consistent hash function
rsx/vk/shaders_cache: Move vp control mask to dynamic state

rsx/vk/gl: adds a shader cache for GL. Also Separates pipeline storage for each backend

rsx: Add more texture state variables to the cache
2017-08-16 23:58:30 +03:00

27 lines
No EOL
510 B
C++

#pragma once
#include <stdint.h>
namespace rpcs3
{
template<typename T>
static size_t hash_base(T value)
{
return static_cast<size_t>(value);
}
template<typename T>
static size_t hash_struct(const T& value)
{
// FNV 64-bit
size_t result = 14695981039346656037ull;
const unsigned char *bytes = reinterpret_cast<const unsigned char*>(&value);
for (size_t n = 0; n < sizeof(T); ++n)
{
result ^= bytes[n];
result *= 1099511628211ull;
}
return result;
}
}