dnomd343
/
klotski
mirror of https://github.com/dnomd343/klotski.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
Browse Source

feat: mirror functions of CommonCode

legacy
Dnomd343 1 year ago
parent
1be78ec864
commit
75df4e536b
4 changed files with 89 additions and 40 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 27
      src/core/common_code/common_code.h
  2. 36
      src/core/common_code/internal/common_code.inl
  3. 38
      src/core/common_code/internal/mirror.cc
  4. 28
      src/core/main.cc

27
src/core/common_code/common_code.h
View File

@ -139,6 +139,20 @@ public:
// ------------------------------------------------------------------------------------- //
/// Whether the layout is vertically symmetrical.
[[nodiscard]] bool is_vertical_mirror() const;
/// Whether the layout is horizontally symmetrical.
[[nodiscard]] bool is_horizontal_mirror() const;
/// Calculate the vertically symmetrical klotski layout.
[[nodiscard]] CommonCode to_vertical_mirror() const;
/// Calculate the horizontally symmetrical klotski layout.
[[nodiscard]] CommonCode to_horizontal_mirror() const;
// ------------------------------------------------------------------------------------- //
/// Compare CommonCode with u64 value.
friend constexpr auto operator==(const CommonCode &lhs, uint64_t rhs);
friend constexpr auto operator<=>(const CommonCode &lhs, uint64_t rhs);
@ -149,8 +163,6 @@ public:
// ------------------------------------------------------------------------------------- //
static bool is_mirror(uint64_t common_code);
private:
uint64_t code_;
@ -166,6 +178,17 @@ private:
static std::optional<uint64_t> string_decode(std::string_view common_code);
// ------------------------------------------------------------------------------------- //
/// Check the horizontally symmetrical.
static bool check_mirror(uint64_t common_code);
/// Get the vertically symmetrical layout.
static uint64_t get_vertical_mirror(uint64_t common_code);
/// Get the horizontally symmetrical layout.
static uint64_t get_horizontal_mirror(uint64_t common_code);
// ------------------------------------------------------------------------------------- //
};
static_assert(std::is_standard_layout_v<CommonCode>);

36
src/core/common_code/internal/common_code.inl
View File

@ -1,13 +1,11 @@
#pragma once
#include <bit>
#include "raw_code/raw_code.h"
#include "short_code/short_code.h"
namespace klotski::codec {
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline CommonCode::CommonCode(const RawCode raw_code) {
code_ = raw_code.to_common_code().code_;
@ -28,7 +26,7 @@ inline std::optional<CommonCode> CommonCode::create(const uint64_t common_code)
return unsafe_create(common_code);
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline CommonCode::operator uint64_t() const {
return code_;
@ -41,7 +39,7 @@ inline std::ostream& operator<<(std::ostream &out, const CommonCode self) {
}
#endif
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline uint64_t CommonCode::unwrap() const {
return code_;
@ -62,13 +60,13 @@ inline std::string CommonCode::to_string(const bool shorten) const {
return string_encode_shorten(code_); // without trailing zero
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline std::optional<CommonCode> CommonCode::from_string(const std::string_view common_code) {
return string_decode(common_code).transform(unsafe_create);
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline CommonCode CommonCode::from_raw_code(const RawCode raw_code) {
return raw_code.to_common_code();
@ -81,7 +79,7 @@ inline std::optional<CommonCode> CommonCode::from_raw_code(const uint64_t raw_co
return RawCode::create(raw_code).transform(convert);
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline CommonCode CommonCode::from_short_code(const ShortCode short_code) {
return short_code.to_common_code();
@ -101,7 +99,25 @@ inline std::optional<CommonCode> CommonCode::from_short_code(const std::string_v
return ShortCode::from_string(short_code).transform(convert);
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
inline bool CommonCode::is_vertical_mirror() const {
return false;
}
inline bool CommonCode::is_horizontal_mirror() const {
return check_mirror(code_);
}
inline CommonCode CommonCode::to_vertical_mirror() const {
return unsafe_create(get_vertical_mirror(code_));
}
inline CommonCode CommonCode::to_horizontal_mirror() const {
return unsafe_create(get_horizontal_mirror(code_));
}
// ----------------------------------------------------------------------------------------- //
constexpr auto operator==(const CommonCode &lhs, const uint64_t rhs) {
return lhs.code_ == rhs;
@ -119,6 +135,6 @@ constexpr auto operator<=>(const CommonCode &lhs, const CommonCode &rhs) {
return lhs.code_ <=> rhs.code_;
}
// ------------------------------------------------------------------------------------- //
// ----------------------------------------------------------------------------------------- //
} // namespace klotski::codec

38
src/core/common_code/internal/mirror.cc
View File

@ -1,23 +1,20 @@
#include <iostream>
#include <format>
#include "common_code/common_code.h"
using klotski::codec::CommonCode;
bool CommonCode::is_mirror(uint64_t common_code) {
// TODO: performance optimization.
bool CommonCode::check_mirror(uint64_t common_code) {
int head = common_code >> 32;
uint32_t ranges = range_reverse(common_code);
// std::cout << "head = " << head << std::endl;
// std::cout << "ranges = " << std::format("{:08X}", ranges) << std::endl;
if (head % 4 != 1) {
return false;
}
std::array<bool, 6> state {}; // mark emtry/half-full
std::array<bool, 5> state {}; // mark emtry/half-full
if (head == 1) {
state.at(0) = true;
@ -38,16 +35,10 @@ bool CommonCode::is_mirror(uint64_t common_code) {
while (1 == 1) {
if (working_line > 4) {
// std::cout << "reach end line" << std::endl;
break;
}
// std::cout << std::endl;
// std::cout << "working_line: " << working_line << std::endl;
// std::cout << "state: " << std::format("{}", state) << std::endl;
if (!state.at(working_line)) { // empty line
// std::cout << "empty working line" << std::endl;
/// simple single line
bool is_single_line = false;
@ -68,7 +59,6 @@ bool CommonCode::is_mirror(uint64_t common_code) {
}
}
if (is_single_line) {
// std::cout << "simple single line" << std::endl;
++working_line; // next line
continue;
}
@ -86,7 +76,6 @@ bool CommonCode::is_mirror(uint64_t common_code) {
}
}
if (is_half_double_line) {
// std::cout << "half double line" << std::endl;
if (state.at(working_line + 1)) {
working_line += 2; // next 2 lines
} else {
@ -98,19 +87,15 @@ bool CommonCode::is_mirror(uint64_t common_code) {
/// full-double line
if ((ranges & 0b11111111) == 0b10101010) {
// std::cout << "full double line" << std::endl;
ranges >>= 8;
working_line += 2;
continue;
}
// std::cout << "not mirror layout" << std::endl;
return false;
} else { // half-full line
// std::cout << "half-full working line" << std::endl;
/// simple single line
bool is_simple_line = false;
if ((ranges & 0b11) == 0b01) {
@ -125,14 +110,12 @@ bool CommonCode::is_mirror(uint64_t common_code) {
}
}
if (is_simple_line) {
// std::cout << "simple single line" << std::endl;
++working_line;
continue;
}
/// half-double line
if ((ranges & 0b1111) == 0b1010) {
// std::cout << "half double line" << std::endl;
ranges >>= 4;
if (state.at(working_line + 1)) {
working_line += 2; // next 2 lines
@ -143,12 +126,21 @@ bool CommonCode::is_mirror(uint64_t common_code) {
continue;
}
// std::cout << "not mirror layout" << std::endl;
return false;
}
}
return true;
}
// TODO: temporarily use RawCode conversion.
uint64_t CommonCode::get_vertical_mirror(uint64_t common_code) {
auto raw_code = unsafe_create(common_code).to_raw_code();
return raw_code.to_vertical_mirror().to_common_code().unwrap();
}
// TODO: temporarily use RawCode conversion.
uint64_t CommonCode::get_horizontal_mirror(uint64_t common_code) {
auto raw_code = unsafe_create(common_code).to_raw_code();
return raw_code.to_horizontal_mirror().to_common_code().unwrap();
}

28
src/core/main.cc
View File

@ -49,18 +49,36 @@ int main() {
// auto raw_code = CommonCode::unsafe_create(0x1A9BF0C00).to_raw_code();
// std::cout << raw_code.is_horizontal_mirror() << std::endl;
// for (auto common_code : AllCases::instance().fetch().codes()) {
// auto raw_code = common_code.to_raw_code();
//
for (auto common_code : AllCases::instance().fetch().codes()) {
auto raw_code = common_code.to_raw_code();
// bool r1 = raw_code.is_horizontal_mirror();
// bool r2 = CommonCode::is_mirror(common_code.unwrap());
// bool r2 = common_code.is_horizontal_mirror();
//
// if (r1 != r2) {
// std::cout << "found invalid" << std::endl;
// std::cout << common_code << std::endl;
// break;
// }
// }
//
// // if (raw_code.is_vertical_mirror()) {
// // std::cout << "found invalid" << std::endl;
// // break;
// // }
// auto rr = raw_code.to_vertical_mirror();
// auto cc = common_code.to_vertical_mirror();
auto rr = raw_code.to_horizontal_mirror();
auto cc = common_code.to_horizontal_mirror();
if (cc.to_raw_code() != rr) {
std::cout << "found invalid" << std::endl;
std::cout << common_code << std::endl;
break;
}
}
// GroupCases::from_info_t({169, 1, 7472});

Write Preview
Loading…
Cancel
Save