Files
anm2ed/src/COMMON.h
2025-08-15 12:18:57 -04:00

392 lines
11 KiB
C++

#pragma once
#include <SDL3/SDL.h>
#include <GL/glew.h>
#include <GL/gl.h>
#include <glm/glm/glm.hpp>
#include <glm/glm/gtc/type_ptr.hpp>
#include <glm/glm/gtc/matrix_transform.hpp>
#include <tinyxml2.h>
#include <algorithm>
#include <chrono>
#include <cmath>
#include <cstring>
#include <filesystem>
#include <format>
#include <fstream>
#include <functional>
#include <iostream>
#include <map>
#include <optional>
#include <print>
#include <ranges>
#include <string>
#include <unordered_set>
#include <variant>
#include <vector>
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef int8_t s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef float f32;
typedef double f64;
#define PI (GLM_PI)
#define TAU (PI * 2)
using namespace glm;
#define ROUND_NEAREST_MULTIPLE(value, multiple) (roundf((value) / (multiple)) * (multiple))
#define FLOAT_TO_U8(x) (static_cast<u8>((x) * 255.0f))
#define U8_TO_FLOAT(x) ((x) / 255.0f)
#define PERCENT_TO_UNIT(x) (x / 100.0f)
#define SECOND 1000.0f
#define TICK_DELAY (SECOND / 30.0)
#define UPDATE_DELAY (SECOND / 120.0)
#define ID_NONE -1
#define INDEX_NONE -1
#define TIME_NONE -1.0f
#if defined(_WIN32)
#define POPEN _popen
#define PCLOSE _pclose
#define PWRITE_MODE "wb"
#else
#define POPEN popen
#define PCLOSE pclose
#define PWRITE_MODE "w"
#endif
#define UV_VERTICES(uvMin, uvMax) \
{ \
0, 0, uvMin.x, uvMin.y, \
1, 0, uvMax.x, uvMin.y, \
1, 1, uvMax.x, uvMax.y, \
0, 1, uvMin.x, uvMax.y \
}
static const f32 GL_VERTICES[] =
{
0, 0,
1, 0,
1, 1,
0, 1
};
constexpr f32 GL_UV_VERTICES[] =
{
0, 0, 0.0f, 0.0f,
1, 0, 1.0f, 0.0f,
1, 1, 1.0f, 1.0f,
0, 1, 0.0f, 1.0f
};
static const GLuint GL_TEXTURE_INDICES[] = {0, 1, 2, 2, 3, 0};
static const vec4 COLOR_RED = {1.0f, 0.0f, 0.0f, 1.0f};
static const vec4 COLOR_GREEN = {0.0f, 1.0f, 0.0f, 1.0f};
static const vec4 COLOR_BLUE = {0.0f, 0.0f, 1.0f, 1.0f};
static const vec4 COLOR_PINK = {1.0f, 0.0f, 1.0f, 1.0f};
static const vec4 COLOR_OPAQUE = {1.0f, 1.0f, 1.0f, 1.0f};
static const vec4 COLOR_TRANSPARENT = {0.0f, 0.0f, 0.0f, 0.0f};
static const vec3 COLOR_OFFSET_NONE = {0.0f, 0.0f, 0.0f};
static inline void log_error(const std::string& string)
{
std::println("[ERROR] {}", string);
}
static inline void log_info(const std::string& string)
{
std::println("[INFO] {}", string);
}
static inline void log_warning(const std::string& string)
{
std::println("[WARNING] {}", string);
}
static inline bool string_to_bool(const std::string& string)
{
if (string == "1") return true;
std::string lower = string;
std::transform(lower.begin(), lower.end(), lower.begin(), ::tolower);
return lower == "true";
}
static inline std::string string_quote(const std::string& string)
{
return "\"" + string + "\"";
}
static inline std::string path_canonical_resolve
(
const std::string& inputPath,
const std::string& basePath = std::filesystem::current_path().string()
)
{
auto strings_equal_ignore_case = [](std::string a, std::string b) {
auto to_lower = [](unsigned char c) { return static_cast<char>(std::tolower(c)); };
std::transform(a.begin(), a.end(), a.begin(), to_lower);
std::transform(b.begin(), b.end(), b.begin(), to_lower);
return a == b;
};
std::string sanitized = inputPath;
std::replace(sanitized.begin(), sanitized.end(), '\\', '/');
std::filesystem::path normalizedPath = sanitized;
std::filesystem::path absolutePath = normalizedPath.is_absolute()
? normalizedPath
: (std::filesystem::path(basePath) / normalizedPath);
std::error_code error;
if (std::filesystem::exists(absolutePath, error)) {
std::error_code canonicalError;
std::filesystem::path canonicalPath = std::filesystem::weakly_canonical(absolutePath, canonicalError);
return (canonicalError ? absolutePath : canonicalPath).generic_string();
}
std::filesystem::path resolvedPath = absolutePath.root_path();
std::filesystem::path remainingPath = absolutePath.relative_path();
for (const std::filesystem::path& segment : remainingPath) {
std::filesystem::path candidatePath = resolvedPath / segment;
if (std::filesystem::exists(candidatePath, error)) {
resolvedPath = candidatePath;
continue;
}
bool matched = false;
if (std::filesystem::exists(resolvedPath, error) && std::filesystem::is_directory(resolvedPath, error)) {
for (const auto& directoryEntry : std::filesystem::directory_iterator(resolvedPath, error)) {
if (strings_equal_ignore_case(directoryEntry.path().filename().string(), segment.string())) {
resolvedPath = directoryEntry.path();
matched = true;
break;
}
}
}
if (!matched) return sanitized;
}
if (!std::filesystem::exists(resolvedPath, error))
return sanitized;
std::error_code canonicalError;
std::filesystem::path canonicalPath = std::filesystem::weakly_canonical(resolvedPath, canonicalError);
return (canonicalError ? resolvedPath : canonicalPath).generic_string();
};
static inline std::string working_directory_from_file_set(const std::string& path)
{
std::filesystem::path filePath = path;
std::filesystem::path parentPath = filePath.parent_path();
std::filesystem::current_path(parentPath);
return parentPath.string();
};
static inline std::string path_extension_change(const std::string& path, const std::string& extension)
{
std::filesystem::path filePath(path);
filePath.replace_extension(extension);
return filePath.string();
}
static inline bool path_is_extension(const std::string& path, const std::string& extension)
{
auto e = std::filesystem::path(path).extension().string();
std::transform(e.begin(), e.end(), e.begin(), ::tolower);
return e == ("." + extension);
}
static inline bool path_exists(const std::filesystem::path& pathCheck)
{
std::error_code errorCode;
return std::filesystem::exists(pathCheck, errorCode) && ((void)std::filesystem::status(pathCheck, errorCode), !errorCode);
}
static inline bool path_is_valid(const std::filesystem::path& pathCheck)
{
namespace fs = std::filesystem;
std::error_code ec;
if (fs::is_directory(pathCheck, ec)) return false;
if (fs::exists(pathCheck, ec) && !fs::is_regular_file(pathCheck, ec)) return false;
fs::path parentDir = pathCheck.has_parent_path() ? pathCheck.parent_path() : fs::path(".");
if (!fs::is_directory(parentDir, ec)) return false;
bool existedBefore = fs::exists(pathCheck, ec);
std::ofstream testStream(pathCheck, std::ios::app | std::ios::binary);
bool isValid = testStream.is_open();
testStream.close();
if (!existedBefore && isValid)
fs::remove(pathCheck, ec); // cleanup if we created it
return isValid;
}
static inline const char* enum_to_string(const char* array[], s32 count, s32 index)
{
return (index >= 0 && index < count) ? array[index] : "";
};
static inline s32 string_to_enum(const std::string& string, const char* const* array, s32 n)
{
for (s32 i = 0; i < n; i++)
if (string == array[i])
return i;
return -1;
};
template <typename T>
T& dummy_value()
{
static T value{};
return value;
}
template<typename T>
static inline s32 map_next_id_get(const std::map<s32, T>& map)
{
s32 id = 0;
for (const auto& [key, _] : map)
if (key != id)
break;
else
++id;
return id;
}
template<typename T>
static inline T* map_find(std::map<s32, T>& map, s32 id)
{
if (auto it = map.find(id); it != map.end())
return &it->second;
return nullptr;
}
template<typename Map, typename Key>
static inline void map_swap(Map& map, const Key& key1, const Key& key2)
{
if (key1 == key2)
return;
auto it1 = map.find(key1);
auto it2 = map.find(key2);
if (it1 != map.end() && it2 != map.end())
{
using std::swap;
swap(it1->second, it2->second);
}
else if (it1 != map.end())
{
map[key2] = std::move(it1->second);
map.erase(it1);
}
else if (it2 != map.end())
{
map[key1] = std::move(it2->second);
map.erase(it2);
}
};
template <typename T>
static inline void map_insert_shift(std::map<int, T>& map, s32 index, const T& value)
{
const s32 insertIndex = index + 1;
std::vector<std::pair<int, T>> toShift;
for (auto it = map.rbegin(); it != map.rend(); ++it)
{
if (it->first < insertIndex)
break;
toShift.emplace_back(it->first + 1, std::move(it->second));
}
for (const auto& [newKey, _] : toShift)
map.erase(newKey - 1);
for (auto& [newKey, val] : toShift)
map[newKey] = std::move(val);
map[insertIndex] = value;
}
static inline mat4 quad_model_get(vec2 size, vec2 position, vec2 pivot, f32 rotation, vec2 scale)
{
vec2 scaleAbsolute = glm::abs(scale);
vec2 scaleSign = glm::sign(scale);
vec2 pivotScaled = pivot * scaleAbsolute;
vec2 sizeScaled = size * scaleAbsolute;
mat4 model(1.0f);
model = glm::translate(model, vec3(position - pivotScaled, 0.0f));
model = glm::translate(model, vec3(pivotScaled, 0.0f));
model = glm::scale(model, vec3(scaleSign, 1.0f));
model = glm::rotate(model, glm::radians(rotation), vec3(0, 0, 1));
model = glm::translate(model, vec3(-pivotScaled, 0.0f));
model = glm::scale(model, vec3(sizeScaled, 1.0f));
return model;
}
static inline mat4 quad_parent_model_get(vec2 position, vec2 pivot, f32 rotation, vec2 scale)
{
vec2 scaleSign = glm::sign(scale);
vec2 scaleAbsolute = glm::abs(scale);
f32 handedness = (scaleSign.x * scaleSign.y) < 0.0f ? -1.0f : 1.0f;
mat4 local(1.0f);
local = glm::translate(local, vec3(pivot, 0.0f));
local = glm::scale(local, vec3(scaleSign, 1.0f)); // mirror if needed
local = glm::rotate(local, glm::radians(rotation) * handedness, vec3(0, 0, 1));
local = glm::translate(local, vec3(-pivot, 0.0f));
local = glm::scale(local, vec3(scaleAbsolute, 1.0f));
return glm::translate(mat4(1.0f), vec3(position, 0.0f)) * local;
}
#define DEFINE_ENUM_TO_STRING_FUNCTION(function, array, count) \
static inline std::string function(s32 index) \
{ \
return enum_to_string(array, count, index); \
};
#define DEFINE_STRING_TO_ENUM_FUNCTION(function, enumType, stringArray, count) \
static inline enumType function(const std::string& string) \
{ \
return static_cast<enumType>(string_to_enum(string, stringArray, count)); \
};
enum DataType
{
TYPE_INT,
TYPE_BOOL,
TYPE_FLOAT,
TYPE_STRING,
TYPE_IVEC2,
TYPE_VEC2,
TYPE_VEC3,
TYPE_VEC4
};
enum OriginType
{
ORIGIN_TOP_LEFT,
ORIGIN_CENTER
};