652 lines
40 KiB
C++
652 lines
40 KiB
C++
// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Typedefs, Macros, Utils
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//
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// -------------------------------------------------------------------------------------------------
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constexpr Dqn_usize Dqn_ArrayCount(T const (&)[N]);
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constexpr Dqn_isize Dqn_ArrayCountI(T const (&)[N]);
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constexpr Dqn_usize Dqn_CharCount(char const (&)[N]);
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constexpr Dqn_isize Dqn_CharCountI(char const (&)[N]);
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Logging
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//
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// -------------------------------------------------------------------------------------------------
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constexpr inline char const * Dqn_LogTypeTag(Dqn_LogType type);
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// NOTE: Set the callback to get called whenever a log message has been printed
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#define DQN_LOG_CALLBACK(name) void name(Dqn_LogType type, char const *file, Dqn_usize file_len, char const *func, Dqn_usize func_len, Dqn_usize line, char const *log_str)
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typedef DQN_LOG_CALLBACK(Dqn_LogCallback);
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Dqn_LogCallback *Dqn_log_callback;
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#define DQN_LOG_E(fmt, ...) Dqn_Log(Dqn_LogType::Error, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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#define DQN_LOG_D(fmt, ...) Dqn_Log(Dqn_LogType::Debug, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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#define DQN_LOG_W(fmt, ...) Dqn_Log(Dqn_LogType::Warning, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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#define DQN_LOG_I(fmt, ...) Dqn_Log(Dqn_LogType::Info, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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#define DQN_LOG_M(fmt, ...) Dqn_Log(Dqn_LogType::Memory, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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#define DQN_LOG(log_type, fmt, ...) Dqn_Log(log_type, DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__, fmt, ## __VA_ARGS__)
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Math
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//
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// -------------------------------------------------------------------------------------------------
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union Dqn_V2I
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{
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struct { Dqn_i32 x, y; };
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struct { Dqn_i32 w, h; };
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struct { Dqn_i32 min, max; };
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Dqn_i32 e[2];
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Dqn_V2I() = default;
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constexpr Dqn_V2I(Dqn_f32 x_, Dqn_f32 y_): x((Dqn_i32)x_), y((Dqn_i32)y_) {}
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constexpr Dqn_V2I(Dqn_i32 x_, Dqn_i32 y_): x(x_), y(y_) {}
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constexpr Dqn_V2I(Dqn_i32 xy): x(xy), y(xy) {}
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constexpr bool operator!=(Dqn_V2I other) const { return !(*this == other); }
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constexpr bool operator==(Dqn_V2I other) const { return (x == other.x) && (y == other.y); }
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constexpr bool operator>=(Dqn_V2I other) const { return (x >= other.x) && (y >= other.y); }
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constexpr bool operator<=(Dqn_V2I other) const { return (x <= other.x) && (y <= other.y); }
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constexpr bool operator< (Dqn_V2I other) const { return (x < other.x) && (y < other.y); }
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constexpr bool operator> (Dqn_V2I other) const { return (x > other.x) && (y > other.y); }
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constexpr Dqn_V2I operator- (Dqn_V2I other) const { Dqn_V2I result(x - other.x, y - other.y); return result; }
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constexpr Dqn_V2I operator+ (Dqn_V2I other) const { Dqn_V2I result(x + other.x, y + other.y); return result; }
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constexpr Dqn_V2I operator* (Dqn_V2I other) const { Dqn_V2I result(x * other.x, y * other.y); return result; }
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constexpr Dqn_V2I operator* (Dqn_f32 other) const { Dqn_V2I result(x * other, y * other); return result; }
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constexpr Dqn_V2I operator* (Dqn_i32 other) const { Dqn_V2I result(x * other, y * other); return result; }
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constexpr Dqn_V2I operator/ (Dqn_V2I other) const { Dqn_V2I result(x / other.x, y / other.y); return result; }
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constexpr Dqn_V2I operator/ (Dqn_f32 other) const { Dqn_V2I result(x / other, y / other); return result; }
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constexpr Dqn_V2I operator/ (Dqn_i32 other) const { Dqn_V2I result(x / other, y / other); return result; }
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constexpr Dqn_V2I &operator*=(Dqn_V2I other) { *this = *this * other; return *this; }
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constexpr Dqn_V2I &operator*=(Dqn_f32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V2I &operator*=(Dqn_i32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V2I &operator-=(Dqn_V2I other) { *this = *this - other; return *this; }
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constexpr Dqn_V2I &operator+=(Dqn_V2I other) { *this = *this + other; return *this; }
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};
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union Dqn_V2
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{
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struct { Dqn_f32 x, y; };
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struct { Dqn_f32 w, h; };
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struct { Dqn_f32 min, max; };
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Dqn_f32 e[2];
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Dqn_V2() = default;
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constexpr Dqn_V2(Dqn_f32 a) : x(a), y(a) {}
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constexpr Dqn_V2(Dqn_i32 a) : x((Dqn_f32)a), y((Dqn_f32)a) {}
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constexpr Dqn_V2(Dqn_f32 x_, Dqn_f32 y_): x(x_), y(y_) {}
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constexpr Dqn_V2(Dqn_i32 x_, Dqn_i32 y_): x((Dqn_f32)x_), y((Dqn_f32)y_) {}
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constexpr Dqn_V2(Dqn_V2I a) : x((Dqn_f32)a.x), y((Dqn_f32)a.y) {}
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constexpr bool operator!=(Dqn_V2 other) const { return !(*this == other); }
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constexpr bool operator==(Dqn_V2 other) const { return (x == other.x) && (y == other.y); }
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constexpr bool operator>=(Dqn_V2 other) const { return (x >= other.x) && (y >= other.y); }
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constexpr bool operator<=(Dqn_V2 other) const { return (x <= other.x) && (y <= other.y); }
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constexpr bool operator< (Dqn_V2 other) const { return (x < other.x) && (y < other.y); }
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constexpr bool operator> (Dqn_V2 other) const { return (x > other.x) && (y > other.y); }
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constexpr Dqn_V2 operator- (Dqn_V2 other) const { Dqn_V2 result(x - other.x, y - other.y); return result; }
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constexpr Dqn_V2 operator+ (Dqn_V2 other) const { Dqn_V2 result(x + other.x, y + other.y); return result; }
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constexpr Dqn_V2 operator* (Dqn_V2 other) const { Dqn_V2 result(x * other.x, y * other.y); return result; }
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constexpr Dqn_V2 operator* (Dqn_f32 other) const { Dqn_V2 result(x * other, y * other); return result; }
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constexpr Dqn_V2 operator* (Dqn_i32 other) const { Dqn_V2 result(x * other, y * other); return result; }
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constexpr Dqn_V2 operator/ (Dqn_V2 other) const { Dqn_V2 result(x / other.x, y / other.y); return result; }
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constexpr Dqn_V2 operator/ (Dqn_f32 other) const { Dqn_V2 result(x / other, y / other); return result; }
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constexpr Dqn_V2 operator/ (Dqn_i32 other) const { Dqn_V2 result(x / other, y / other); return result; }
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constexpr Dqn_V2 &operator*=(Dqn_V2 other) { *this = *this * other; return *this; }
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constexpr Dqn_V2 &operator*=(Dqn_f32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V2 &operator*=(Dqn_i32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V2 &operator/=(Dqn_V2 other) { *this = *this / other; return *this; }
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constexpr Dqn_V2 &operator/=(Dqn_f32 other) { *this = *this / other; return *this; }
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constexpr Dqn_V2 &operator/=(Dqn_i32 other) { *this = *this / other; return *this; }
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constexpr Dqn_V2 &operator-=(Dqn_V2 other) { *this = *this - other; return *this; }
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constexpr Dqn_V2 &operator+=(Dqn_V2 other) { *this = *this + other; return *this; }
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};
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union Dqn_V3
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{
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struct { Dqn_f32 x, y, z; };
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struct { Dqn_f32 r, g, b; };
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Dqn_V2 xy;
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Dqn_f32 e[3];
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Dqn_V3() = default;
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constexpr Dqn_V3(Dqn_f32 a) : x(a), y(a), z(a) {}
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constexpr Dqn_V3(Dqn_i32 a) : x((Dqn_f32)a), y((Dqn_f32)a), z((Dqn_f32)a) {}
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constexpr Dqn_V3(Dqn_f32 x_, Dqn_f32 y_, Dqn_f32 z_): x(x_), y(y_), z(z_) {}
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constexpr Dqn_V3(Dqn_i32 x_, Dqn_i32 y_, Dqn_f32 z_): x((Dqn_f32)x_), y((Dqn_f32)y_), z((Dqn_f32)z_) {}
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constexpr Dqn_V3(Dqn_V2 xy, Dqn_f32 z_) : x(xy.x), y(xy.y), z(z_) {}
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constexpr bool operator!= (Dqn_V3 other) const { return !(*this == other); }
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constexpr bool operator== (Dqn_V3 other) const { return (x == other.x) && (y == other.y) && (z == other.z); }
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constexpr bool operator>= (Dqn_V3 other) const { return (x >= other.x) && (y >= other.y) && (z >= other.z); }
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constexpr bool operator<= (Dqn_V3 other) const { return (x <= other.x) && (y <= other.y) && (z <= other.z); }
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constexpr bool operator< (Dqn_V3 other) const { return (x < other.x) && (y < other.y) && (z < other.z); }
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constexpr bool operator> (Dqn_V3 other) const { return (x > other.x) && (y > other.y) && (z > other.z); }
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constexpr Dqn_V3 operator- (Dqn_V3 other) const { Dqn_V3 result(x - other.x, y - other.y, z - other.z); return result; }
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constexpr Dqn_V3 operator+ (Dqn_V3 other) const { Dqn_V3 result(x + other.x, y + other.y, z + other.z); return result; }
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constexpr Dqn_V3 operator* (Dqn_V3 other) const { Dqn_V3 result(x * other.x, y * other.y, z * other.z); return result; }
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constexpr Dqn_V3 operator* (Dqn_f32 other) const { Dqn_V3 result(x * other, y * other, z * other); return result; }
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constexpr Dqn_V3 operator* (Dqn_i32 other) const { Dqn_V3 result(x * other, y * other, z * other); return result; }
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constexpr Dqn_V3 operator/ (Dqn_V3 other) const { Dqn_V3 result(x / other.x, y / other.y, z / other.z); return result; }
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constexpr Dqn_V3 operator/ (Dqn_f32 other) const { Dqn_V3 result(x / other, y / other, z / other); return result; }
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constexpr Dqn_V3 operator/ (Dqn_i32 other) const { Dqn_V3 result(x / other, y / other, z / other); return result; }
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constexpr Dqn_V3 &operator*=(Dqn_V3 other) { *this = *this * other; return *this; }
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constexpr Dqn_V3 &operator*=(Dqn_f32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V3 &operator*=(Dqn_i32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V3 &operator/=(Dqn_V3 other) { *this = *this / other; return *this; }
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constexpr Dqn_V3 &operator/=(Dqn_f32 other) { *this = *this / other; return *this; }
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constexpr Dqn_V3 &operator/=(Dqn_i32 other) { *this = *this / other; return *this; }
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constexpr Dqn_V3 &operator-=(Dqn_V3 other) { *this = *this - other; return *this; }
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constexpr Dqn_V3 &operator+=(Dqn_V3 other) { *this = *this + other; return *this; }
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};
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union Dqn_V4
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{
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struct { Dqn_f32 x, y, z, w; };
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struct { Dqn_f32 r, g, b, a; };
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Dqn_V3 rgb;
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Dqn_f32 e[4];
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Dqn_V4() = default;
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constexpr Dqn_V4(Dqn_f32 xyzw) : x(xyzw), y(xyzw), z(xyzw), w(xyzw) {}
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constexpr Dqn_V4(Dqn_f32 x_, Dqn_f32 y_, Dqn_f32 z_, Dqn_f32 w_): x(x_), y(y_), z(z_), w(w_) {}
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constexpr Dqn_V4(Dqn_i32 x_, Dqn_i32 y_, Dqn_i32 z_, Dqn_i32 w_): x((Dqn_f32)x_), y((Dqn_f32)y_), z((Dqn_f32)z_), w((Dqn_f32)w_) {}
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constexpr Dqn_V4(Dqn_V3 xyz, Dqn_f32 w_) : x(xyz.x), y(xyz.y), z(xyz.z), w(w_) {}
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constexpr bool operator!=(Dqn_V4 other) const { return !(*this == other); }
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constexpr bool operator==(Dqn_V4 other) const { return (x == other.x) && (y == other.y) && (z == other.z) && (w == other.w); }
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constexpr bool operator>=(Dqn_V4 other) const { return (x >= other.x) && (y >= other.y) && (z >= other.z) && (w >= other.w); }
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constexpr bool operator<=(Dqn_V4 other) const { return (x <= other.x) && (y <= other.y) && (z <= other.z) && (w <= other.w); }
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constexpr bool operator< (Dqn_V4 other) const { return (x < other.x) && (y < other.y) && (z < other.z) && (w < other.w); }
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constexpr bool operator> (Dqn_V4 other) const { return (x > other.x) && (y > other.y) && (z > other.z) && (w > other.w); }
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constexpr Dqn_V4 operator- (Dqn_V4 other) const { Dqn_V4 result(x - other.x, y - other.y, z - other.z, w - other.w); return result; }
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constexpr Dqn_V4 operator+ (Dqn_V4 other) const { Dqn_V4 result(x + other.x, y + other.y, z + other.z, w + other.w); return result; }
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constexpr Dqn_V4 operator* (Dqn_V4 other) const { Dqn_V4 result(x * other.x, y * other.y, z * other.z, w * other.w); return result; }
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constexpr Dqn_V4 operator* (Dqn_f32 other) const { Dqn_V4 result(x * other, y * other, z * other, w * other); return result; }
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constexpr Dqn_V4 operator* (Dqn_i32 other) const { Dqn_V4 result(x * other, y * other, z * other, w * other); return result; }
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constexpr Dqn_V4 operator/ (Dqn_f32 other) const { Dqn_V4 result(x / other, y / other, z / other, w / other); return result; }
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constexpr Dqn_V4 &operator*=(Dqn_V4 other) { *this = *this * other; return *this; }
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constexpr Dqn_V4 &operator*=(Dqn_f32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V4 &operator*=(Dqn_i32 other) { *this = *this * other; return *this; }
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constexpr Dqn_V4 &operator-=(Dqn_V4 other) { *this = *this - other; return *this; }
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constexpr Dqn_V4 &operator+=(Dqn_V4 other) { *this = *this + other; return *this; }
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};
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struct Dqn_Rect
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{
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Dqn_V2 min, max;
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Dqn_Rect() = default;
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Dqn_Rect(Dqn_V2 min, Dqn_V2 max) : min(min), max(max) {}
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Dqn_Rect(Dqn_V2I min, Dqn_V2I max) : min(min), max(max) {}
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};
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struct Dqn_RectI32
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{
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Dqn_V2I min, max;
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Dqn_RectI32() = default;
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Dqn_RectI32(Dqn_V2I min, Dqn_V2I max) : min(min), max(max) {}
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};
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union Dqn_Mat4
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{
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Dqn_f32 e[16];
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Dqn_V4 row[4];
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Dqn_f32 row_major[4][4];
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Dqn_f32 operator[](Dqn_usize i) const { return e[i]; }
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};
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template <typename T> int Dqn_MemCmpType(T const *ptr1, T const *ptr2);
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template <typename T> T * Dqn_MemZero(T *src);
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Allocator
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//
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// -------------------------------------------------------------------------------------------------
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// NOTE: The default allocator is the heap allocator
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enum struct Dqn_Allocator_Type
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{
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Heap, // Malloc, realloc, free
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XHeap, // Malloc realloc, free, crash on failure
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Arena,
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Custom,
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Null,
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};
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#define DQN_ALLOCATOR_ALLOCATE_PROC(name) void *name(Dqn_usize size)
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#define DQN_ALLOCATOR_REALLOC_PROC(name) void *name(void *old_ptr, Dqn_usize old_size, Dqn_usize new_size)
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#define DQN_ALLOCATOR_FREE_PROC(name) void name(void *ptr)
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typedef DQN_ALLOCATOR_ALLOCATE_PROC(Dqn_Allocator_AllocateProc);
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typedef DQN_ALLOCATOR_REALLOC_PROC(Dqn_Allocator_ReallocProc);
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typedef DQN_ALLOCATOR_FREE_PROC(Dqn_Allocator_FreeProc);
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struct Dqn_Allocator
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{
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Dqn_Allocator_Type type;
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void *user_context;
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isize bytes_allocated;
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isize total_bytes_allocated;
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isize allocations;
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isize total_allocations;
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// NOTE: Only required if type == Dqn_Allocator_Type::Custom
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Dqn_Allocator_AllocateProc *allocate;
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Dqn_Allocator_ReallocProc *realloc;
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Dqn_Allocator_FreeProc *free;
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};
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_MemArena
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//
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// -------------------------------------------------------------------------------------------------
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struct Dqn_MemBlock
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{
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void *memory;
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Dqn_usize size;
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Dqn_usize used;
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Dqn_MemBlock *prev;
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Dqn_MemBlock *next;
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};
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struct Dqn_MemArena
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{
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// NOTE: Configuration (fill once after "Zero Initialisation {}")
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int min_block_size = DQN_KILOBYTES(4);
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Dqn_Allocator allocator;
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// NOTE: Read Only
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Dqn_MemBlock *curr_mem_block;
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Dqn_MemBlock *top_mem_block;
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Dqn_usize highest_used_mark;
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int total_allocated_mem_blocks;
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};
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struct Dqn_MemArenaScopedRegion
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{
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Dqn_MemArenaScopedRegion(Dqn_MemArena *arena);
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~Dqn_MemArenaScopedRegion();
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Dqn_MemArena *arena;
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Dqn_MemBlock *curr_mem_block;
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Dqn_usize curr_mem_block_used;
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Dqn_MemBlock *top_mem_block;
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};
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#if defined(DQN_DEBUG_DQN_MEM_ARENA_LOGGING)
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#define DQN_DEBUG_ARGS , char const *file, Dqn_isize file_len, char const *func, Dqn_isize func_len, Dqn_isize line
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#define DQN_DEBUG_PARAMS , DQN_STR_AND_LEN(__FILE__), DQN_STR_AND_LEN(__func__), __LINE__
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#else
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#define DQN_DEBUG_ARGS
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#define DQN_DEBUG_PARAMS
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#endif
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#define DQN_MEM_ARENA_INIT_WITH_ALLOCATOR(allocator, size) Dqn_MemArena_InitWithAllocator(allocator, size DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_INIT_MEMORY(src, size) Dqn_MemArena_InitMemory(src, size DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_ALLOC(arena, size) Dqn_MemArena_Alloc(arena, size DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_ALLOC_ARRAY(arena, T, num) (T *)Dqn_MemArena_Alloc(arena, sizeof(T) * num DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_ALLOC_STRUCT(arena, T) (T *)Dqn_MemArena_Alloc(arena, sizeof(T) DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_RESERVE(arena, size) Dqn_MemArena_Reserve(arena, size DQN_DEBUG_PARAMS)
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#define DQN_MEM_ARENA_FREE(arena) Dqn_MemArena_Free(arena)
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// -------------------------------------------------------------------------------------------------
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//
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// NOTE: Dqn_Allocator
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//
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|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_Allocator inline Dqn_Allocator_Null();
|
|
Dqn_Allocator inline Dqn_Allocator_Heap();
|
|
Dqn_Allocator inline Dqn_Allocator_XHeap();
|
|
Dqn_Allocator inline Dqn_Allocator_Arena(Dqn_MemArena *arena);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: String
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
struct Dqn_String
|
|
{
|
|
union {
|
|
// NOTE: To appease GCC, Clang can't assign C string literal to char *
|
|
// Only UB if you try modify a string originally declared const
|
|
char const *str_;
|
|
char *str;
|
|
};
|
|
|
|
Dqn_isize len;
|
|
char const *begin() const { return str; }
|
|
char const *end () const { return str + len; }
|
|
char *begin() { return str; }
|
|
char *end () { return str + len; }
|
|
};
|
|
#define DQN_STRING_LITERAL(string) {string, Dqn_CharCountI(string)}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: String Builder
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
struct Dqn_StringBuilderBuffer
|
|
{
|
|
char *mem;
|
|
Dqn_usize size;
|
|
Dqn_usize used;
|
|
Dqn_StringBuilderBuffer *next;
|
|
};
|
|
|
|
Dqn_usize constexpr DQN_STRING_BUILDER_MIN_MEM_BUF_ALLOC_SIZE = DQN_KILOBYTES(4);
|
|
template <Dqn_usize N = DQN_KILOBYTES(16)>
|
|
struct Dqn_StringBuilder
|
|
{
|
|
Dqn_Allocator allocator;
|
|
char fixed_mem[N];
|
|
Dqn_usize fixed_mem_used;
|
|
Dqn_StringBuilderBuffer *next_mem_buf;
|
|
Dqn_StringBuilderBuffer *last_mem_buf;
|
|
Dqn_isize string_len;
|
|
};
|
|
|
|
// The necessary length to build the string, it returns the length including the null-terminator
|
|
template <Dqn_usize N> Dqn_isize Dqn_StringBuilder_BuildLen(Dqn_StringBuilder<N> const *builder);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_BuildInBuffer(Dqn_StringBuilder<N> const *builder, char *dest, Dqn_usize dest_size);
|
|
template <Dqn_usize N> char * Dqn_StringBuilder_Build(Dqn_StringBuilder<N> *builder, Dqn_Allocator *allocator, Dqn_isize *len = nullptr);
|
|
template <Dqn_usize N> Dqn_String Dqn_StringBuilder_BuildString(Dqn_StringBuilder<N> *builder, Dqn_Allocator *allocator);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_VFmtAppend(Dqn_StringBuilder<N> *builder, char const *fmt, va_list va);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_FmtAppend(Dqn_StringBuilder<N> *builder, char const *fmt, ...);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_Append(Dqn_StringBuilder<N> *builder, char const *str, Dqn_isize len = -1);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_AppendString(Dqn_StringBuilder<N> *builder, Dqn_String const string);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_AppendChar(Dqn_StringBuilder<N> *builder, char ch);
|
|
template <Dqn_usize N> void Dqn_StringBuilder_Free(Dqn_StringBuilder<N> *builder);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_Slices
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
template <typename T> inline Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_MemArena *arena, T const *src, Dqn_isize len);
|
|
template <typename T> inline Dqn_Slice<T> Dqn_Slice_CopyNullTerminated(Dqn_MemArena *arena, Dqn_Slice<T> const src);
|
|
template <typename T> inline Dqn_Slice<T> Dqn_Slice_Copy(Dqn_MemArena *arena, T const *src, Dqn_isize len);
|
|
template <typename T> inline Dqn_Slice<T> Dqn_Slice_Copy(Dqn_MemArena *arena, Dqn_Slice<T> const src);
|
|
template <typename T> inline bool Dqn_Slice_Equals(Dqn_Slice<T> const a, Dqn_Slice<T> const b);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_FixedArray
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
#define DQN_FIXED_ARRAY_TEMPLATE template <typename T, int MAX_>
|
|
#define DQN_FIXED_ARRAY_TEMPLATE_DECL Dqn_FixedArray<T, MAX_>
|
|
DQN_FIXED_ARRAY_TEMPLATE struct Dqn_FixedArray
|
|
{
|
|
T data[MAX_];
|
|
Dqn_isize len;
|
|
|
|
T &operator[] (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i <= len, "%jd >= 0 && %jd < %jd", i, len); return data[i]; }
|
|
T *begin () { return data; }
|
|
T *end () { return data + len; }
|
|
T *operator+ (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i <= len, "%jd >= 0 && %jd < %jd", i, len); return data + i; }
|
|
|
|
T const &operator[] (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i <= len, "%jd >= 0 && %jd < %jd", i, i, len); return data[i]; }
|
|
T const *begin () const { return data; }
|
|
T const *end () const { return data + len; }
|
|
T const *operator+ (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i <= len, "%jd >= 0 && %jd < %jd", i, len); return data + i; }
|
|
};
|
|
|
|
int Dqn_FixedArray_Capacity(DQN_FIXED_ARRAY_TEMPLATE_DECL *);
|
|
DQN_FIXED_ARRAY_TEMPLATE_DECL Dqn_FixedArray_Init(T const *item, int num);
|
|
T * Dqn_FixedArray_Add(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T const *items, Dqn_isize num);
|
|
T * Dqn_FixedArray_Add(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T const item);
|
|
T * Dqn_FixedArray_Make(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, Dqn_isize num);
|
|
void Dqn_FixedArray_Clear(DQN_FIXED_ARRAY_TEMPLATE_DECL *a);
|
|
void Dqn_FixedArray_EraseStable(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, Dqn_isize index);
|
|
void Dqn_FixedArray_EraseUnstable(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, Dqn_isize index);
|
|
void Dqn_FixedArray_Pop(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, Dqn_isize num = 1);
|
|
T * Dqn_FixedArray_Peek(DQN_FIXED_ARRAY_TEMPLATE_DECL *a);
|
|
Dqn_isize Dqn_FixedArray_GetIndex(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T const *entry);
|
|
T * Dqn_FixedArray_Find(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, EqualityProc IsEqual);
|
|
T * Dqn_FixedArray_Find(DQN_FIXED_ARRAY_TEMPLATE_DECL *a, T *find);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_Array
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
// TODO(doyle): Make this either initialised from memory or dynamically allocating
|
|
template <typename T> struct Dqn_Array
|
|
{
|
|
Dqn_Allocator allocator;
|
|
T *data;
|
|
Dqn_isize len;
|
|
Dqn_isize max;
|
|
|
|
T const operator[](Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data[i]; }
|
|
T operator[](Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data[i]; }
|
|
T const *begin () const { return data; }
|
|
T const *end () const { return data + len; }
|
|
T *begin () { return data; }
|
|
T *end () { return data + len; }
|
|
T const *operator+(Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data + i; }
|
|
T *operator+(Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data + i; }
|
|
};
|
|
|
|
template <typename T> Dqn_Array<T> Dqn_Array_InitMemory(T *memory, Dqn_isize max, Dqn_isize len = 0);
|
|
template <typename T> bool Dqn_Array_Reserve(Dqn_Array<T> *a, Dqn_isize size);
|
|
template <typename T> void Dqn_Array_Free(Dqn_Array<T> *a);
|
|
template <typename T> T * Dqn_Array_Add(Dqn_Array<T> *a, T const *items, Dqn_isize num);
|
|
template <typename T> T * Dqn_Array_Add(Dqn_Array<T> *a, T const item);
|
|
template <typename T> T * Dqn_Array_Make(Dqn_Array<T> *a, Dqn_isize num);
|
|
template <typename T> void Dqn_Array_Clear(Dqn_Array<T> *a, bool zero_mem = false);
|
|
template <typename T> void Dqn_Array_EraseStable(Dqn_Array<T> *a, Dqn_isize index);
|
|
template <typename T> void Dqn_Array_EraseUnstable(Dqn_Array<T> *a, Dqn_isize index);
|
|
template <typename T> void Dqn_Array_Pop(Dqn_Array<T> *a, Dqn_isize num);
|
|
template <typename T> T * Dqn_Array_Peek(Dqn_Array<T> *a);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_FixedString
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
template <Dqn_isize MAX_>
|
|
struct Dqn_FixedString
|
|
{
|
|
union { char data[MAX_]; char str[MAX_]; char buf[MAX_]; };
|
|
Dqn_isize len;
|
|
|
|
Dqn_FixedString() { data[0] = 0; len = 0; }
|
|
Dqn_FixedString(char const *fmt, ...)
|
|
{
|
|
*this = {};
|
|
va_list va;
|
|
va_start(va, fmt);
|
|
Dqn_FixedString_AppendVFmt(this, fmt, va);
|
|
va_end(va);
|
|
}
|
|
|
|
Dqn_b32 operator==(Dqn_FixedString const &other) const
|
|
{
|
|
if (len != other.len) return false;
|
|
bool result = memcmp(data, other.data, len);
|
|
return result;
|
|
}
|
|
|
|
Dqn_b32 operator!=(Dqn_FixedString const &other) const { return !(*this == other); }
|
|
|
|
char const &operator[] (Dqn_isize i) const { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data[i]; }
|
|
char &operator[] (Dqn_isize i) { DQN_ASSERT_MSG(i >= 0 && i < len, "%d >= 0 && %d < %d", i, len); return data[i]; }
|
|
char const *begin () const { return data; }
|
|
char const *end () const { return data + len; }
|
|
char *begin () { return data; }
|
|
char *end () { return data + len; }
|
|
};
|
|
|
|
template <Dqn_isize MAX_> int Dqn_FixedString_Capacity(Dqn_FixedString<MAX_> *);
|
|
template <Dqn_isize MAX_> void Dqn_FixedString_Clear(Dqn_FixedString<MAX_> *str);
|
|
template <Dqn_isize MAX_> Dqn_b32 Dqn_FixedString_AppendVFmt(Dqn_FixedString<MAX_> *str, char const *fmt, va_list va);
|
|
template <Dqn_isize MAX_> Dqn_b32 Dqn_FixedString_AppendFmt(Dqn_FixedString<MAX_> *str, char const *fmt, ...);
|
|
template <Dqn_isize MAX_> Dqn_b32 Dqn_FixedString_Append(Dqn_FixedString<MAX_> *str, char const *src, Dqn_isize len = -1);
|
|
template <Dqn_isize MAX_> Dqn_String Dqn_FixedString_ToString(Dqn_FixedString<MAX_> const *str);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_U64Str
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
struct Dqn_U64Str
|
|
{
|
|
// Points to the start of the str in the buffer, not necessarily buf since
|
|
// we write into the buffer in reverse
|
|
char *str;
|
|
char buf[27]; // NOTE(doyle): 27 is the maximum size of Dqn_u64 including commas
|
|
int len;
|
|
};
|
|
|
|
char * Dqn_U64Str_ToStr(Dqn_u64 val, Dqn_U64Str *result, Dqn_b32 comma_sep);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Logging
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
void Dqn_LogV(Dqn_LogType type, char const *file, Dqn_usize file_len, char const *func, Dqn_usize func_len, Dqn_usize line, char const *fmt, va_list va);
|
|
// return: This returns a boolean as a hack so you can combine it in if expressions. I use it for my IF_ASSERT macro
|
|
Dqn_b32 Dqn_Log(Dqn_LogType type, char const *file, Dqn_usize file_len, char const *func, Dqn_usize func_len, Dqn_usize line, char const *fmt, ...);
|
|
void * Dqn_Allocator_Allocate(Dqn_Allocator *allocator, Dqn_usize size);
|
|
void * Dqn_Allocator_Realloc(Dqn_Allocator *allocator, void *old_ptr, Dqn_isize old_size, Dqn_isize new_size);
|
|
void Dqn_Allocator_Free(Dqn_Allocator *allocator, void *ptr);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_MemArena
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
void * Dqn_MemArena_Alloc(Dqn_MemArena *arena, Dqn_usize size DQN_DEBUG_ARGS);
|
|
void Dqn_MemArena_Free(Dqn_MemArena *arena DQN_DEBUG_ARGS);
|
|
Dqn_b32 Dqn_MemArena_Reserve(Dqn_MemArena *arena, Dqn_usize size DQN_DEBUG_ARGS);
|
|
Dqn_MemArena Dqn_MemArena_InitWithAllocator(Dqn_Allocator allocator, Dqn_usize size DQN_DEBUG_ARGS);
|
|
Dqn_MemArena Dqn_MemArena_InitMemory(void *memory, Dqn_usize size DQN_DEBUG_ARGS);
|
|
void Dqn_MemArena_ResetUsage(Dqn_MemArena *arena, Dqn_ZeroMem zero_mem);
|
|
Dqn_MemArenaScopedRegion Dqn_MemArena_MakeScopedRegion(Dqn_MemArena *arena);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_Asprintf (Allocate Sprintf)
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_String Dqn_Asprintf(Dqn_Allocator *allocator, char const *fmt, va_list va);
|
|
Dqn_String Dqn_Asprintf(Dqn_Allocator *allocator, char const *fmt, ...);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Vectors
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_V2I Dqn_V2_ToV2I(Dqn_V2 a);
|
|
Dqn_V2 Dqn_V2_Max(Dqn_V2 a, Dqn_V2 b);
|
|
Dqn_V2 Dqn_V2_Abs(Dqn_V2 a);
|
|
Dqn_f32 Dqn_V2_Dot(Dqn_V2 a, Dqn_V2 b);
|
|
Dqn_f32 Dqn_V2_LengthSq(Dqn_V2 a, Dqn_V2 b);
|
|
Dqn_V2 Dqn_V2_Normalise(Dqn_V2 a);
|
|
Dqn_V2 Dqn_V2_Perpendicular(Dqn_V2 a);
|
|
Dqn_f32 Dqn_V4_Dot(Dqn_V4 const *a, Dqn_V4 const *b);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Rect
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_Rect Dqn_Rect_InitFromPosAndSize(Dqn_V2 pos, Dqn_V2 size);
|
|
Dqn_V2 Dqn_Rect_Center(Dqn_Rect rect);
|
|
Dqn_b32 Dqn_Rect_ContainsPoint(Dqn_Rect rect, Dqn_V2 p);
|
|
Dqn_b32 Dqn_Rect_ContainsRect(Dqn_Rect a, Dqn_Rect b);
|
|
Dqn_V2 Dqn_Rect_Size(Dqn_Rect rect);
|
|
Dqn_Rect Dqn_Rect_Move(Dqn_Rect src, Dqn_V2 move_amount);
|
|
Dqn_Rect Dqn_Rect_Intersection(Dqn_Rect a, Dqn_Rect b);
|
|
Dqn_Rect Dqn_Rect_Union(Dqn_Rect a, Dqn_Rect b);
|
|
Dqn_Rect Dqn_Rect_FromRectI32(Dqn_RectI32 a);
|
|
Dqn_V2I Dqn_RectI32_Size(Dqn_RectI32 rect);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Math Utils
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_V2 Dqn_LerpV2(Dqn_V2 a, Dqn_f32 t, Dqn_V2 b);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_Mat4
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_Mat4 Dqn_Mat4_Identity();
|
|
Dqn_Mat4 Dqn_Mat4_Scale3f(Dqn_f32 x, Dqn_f32 y, Dqn_f32 z);
|
|
Dqn_Mat4 Dqn_Mat4_ScaleV3(Dqn_V3 vec);
|
|
Dqn_Mat4 Dqn_Mat4_Translate3f(Dqn_f32 x, Dqn_f32 y, Dqn_f32 z);
|
|
Dqn_Mat4 Dqn_Mat4_TranslateV3(Dqn_V3 vec);
|
|
Dqn_Mat4 operator*(Dqn_Mat4 const &a, Dqn_Mat4 const &b);
|
|
Dqn_V4 operator*(Dqn_Mat4 const &mat, Dqn_V4 const &vec);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Helper Functions
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
void Dqn_Bit_UnsetInplace(Dqn_u32 *flags, Dqn_u32 bitfield);
|
|
void Dqn_Bit_SetInplace(Dqn_u32 *flags, Dqn_u32 bitfield);
|
|
Dqn_b32 Dqn_Bit_IsSet(Dqn_u32 flags, Dqn_u32 bitfield);
|
|
Dqn_b32 Dqn_Bit_IsNotSet(Dqn_u32 flags, Dqn_u32 bitfield);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Safe Arithmetic
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_i64 Dqn_Safe_AddI64(Dqn_i64 a, Dqn_i64 b);
|
|
Dqn_i64 Dqn_Safe_MulI64(Dqn_i64 a, Dqn_i64 b);
|
|
Dqn_u64 Dqn_Safe_AddU64(Dqn_u64 a, Dqn_u64 b);
|
|
Dqn_u64 Dqn_Safe_MulU64(Dqn_u64 a, Dqn_u64 b);
|
|
int Dqn_Safe_TruncateISizeToInt(Dqn_isize val);
|
|
Dqn_i32 Dqn_Safe_TruncateISizeToI32(Dqn_isize val);
|
|
Dqn_i8 Dqn_Safe_TruncateISizeToI8(Dqn_isize val);
|
|
Dqn_u32 Dqn_Safe_TruncateUSizeToU32(Dqn_u64 val);
|
|
int Dqn_Safe_TruncateUSizeToI32(Dqn_usize val);
|
|
int Dqn_Safe_TruncateUSizeToInt(Dqn_usize val);
|
|
Dqn_isize Dqn_Safe_TruncateUSizeToISize(Dqn_usize val);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Char Helpers
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_b32 Dqn_Char_IsAlpha(char ch);
|
|
Dqn_b32 Dqn_Char_IsDigit(char ch);
|
|
Dqn_b32 Dqn_Char_IsAlphaNum(char ch);
|
|
Dqn_b32 Dqn_Char_IsWhitespace(char ch);
|
|
char Dqn_Char_ToLower(char ch);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: String Helpers
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_b32 Dqn_Str_Equals(char const *a, char const *b, Dqn_isize a_len = -1, Dqn_isize b_len = -1);
|
|
char const * Dqn_Str_FindMulti(char const *buf, char const *find_list[], Dqn_isize const *find_string_lens, Dqn_isize find_len, Dqn_isize *match_index, Dqn_isize buf_len = -1);
|
|
char const * Dqn_Str_Find(char const *buf, char const *find, Dqn_isize buf_len = -1, Dqn_isize find_len = -1);
|
|
Dqn_b32 Dqn_Str_Match(char const *src, char const *find, int find_len);
|
|
char const * Dqn_Str_SkipToChar(char const *src, char ch);
|
|
char const * Dqn_Str_SkipToNextAlphaNum(char const *src);
|
|
char const * Dqn_Str_SkipToNextDigit(char const *src);
|
|
char const * Dqn_Str_SkipToNextChar(char const *src);
|
|
char const * Dqn_Str_SkipToNextWord(char const *src);
|
|
char const * Dqn_Str_SkipToNextWhitespace(char const *src);
|
|
char const * Dqn_Str_SkipWhitespace(char const *src);
|
|
char const * Dqn_Str_SkipToCharInPlace(char const **src, char ch);
|
|
char const * Dqn_Str_SkipToNextAlphaNumInPlace(char const **src);
|
|
char const * Dqn_Str_SkipToNextCharInPlace(char const **src);
|
|
char const * Dqn_Str_SkipToNextWhitespaceInPlace(char const **src);
|
|
char const * Dqn_Str_SkipToNextWordInPlace(char const **src);
|
|
char const * Dqn_Str_SkipWhitespaceInPlace(char const **src);
|
|
Dqn_u64 Dqn_Str_ToU64(char const *buf, int len = -1);
|
|
Dqn_i64 Dqn_Str_ToI64(char const *buf, int len = -1);
|
|
// -------------------------------------------------------------------------------------------------
|
|
//
|
|
// NOTE: Dqn_String
|
|
//
|
|
// -------------------------------------------------------------------------------------------------
|
|
Dqn_b32 Dqn_String_Compare(Dqn_String const lhs, Dqn_String const rhs);
|
|
Dqn_b32 Dqn_String_CompareCaseInsensitive(Dqn_String const lhs, Dqn_String const rhs);
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Dqn_String Dqn_String_Copy(Dqn_Allocator *allocator, Dqn_String const src);
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// -------------------------------------------------------------------------------------------------
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//
|
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// NOTE: File
|
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//
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// -------------------------------------------------------------------------------------------------
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char * Dqn_File_ReadAll(Dqn_Allocator *allocator, char const *file, Dqn_isize *file_size);
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// -------------------------------------------------------------------------------------------------
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//
|
|
// NOTE: Utils
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|
//
|
|
// -------------------------------------------------------------------------------------------------
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char * Dqn_EpochTimeToDate(Dqn_i64 timestamp, char *buf, Dqn_isize buf_len);
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