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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file common_types.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Common types used throughout the project
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#pragma once
#include <cmath>
#include <cstdint>
#include <xmmintrin.h> // data_types__m128.cpp
typedef std::uint8_t u8; ///< 8-bit unsigned byte
typedef std::uint16_t u16; ///< 16-bit unsigned short
typedef std::uint32_t u32; ///< 32-bit unsigned word
typedef std::uint64_t u64; ///< 64-bit unsigned int
typedef std::int8_t s8; ///< 8-bit signed byte
typedef std::int16_t s16; ///< 16-bit signed short
typedef std::int32_t s32; ///< 32-bit signed word
typedef std::int64_t s64; ///< 64-bit signed int
typedef float f32; ///< 32-bit floating point
typedef double f64; ///< 64-bit floating point
#include "common/common.h"
/// Union for fast 16-bit type casting
union t16 {
u8 _u8[2]; ///< 8-bit unsigned char(s)
u16 _u16; ///< 16-bit unsigned shorts(s)
};
/// Union for fast 32-bit type casting
union t32 {
f32 _f32; ///< 32-bit floating point(s)
u32 _u32; ///< 32-bit unsigned int(s)
s32 _s32; ///< 32-bit signed int(s)
u16 _u16[2]; ///< 16-bit unsigned shorts(s)
u8 _u8[4]; ///< 8-bit unsigned char(s)
};
/// Union for fast 64-bit type casting
union t64 {
f64 _f64; ///< 64-bit floating point
u64 _u64; ///< 64-bit unsigned long
f32 _f32[2]; ///< 32-bit floating point(s)
u32 _u32[2]; ///< 32-bit unsigned int(s)
s32 _s32[2]; ///< 32-bit signed int(s)
u16 _u16[4]; ///< 16-bit unsigned shorts(s)
u8 _u8[8]; ///< 8-bit unsigned char(s)
};
/// Union for fast 128-bit type casting
union t128 {
struct
{
t64 ps0; ///< 64-bit paired single 0
t64 ps1; ///< 64-bit paired single 1
};
__m128 a; ///< 128-bit floating point (__m128 maps to the XMM[0-7] registers)
};
namespace Common {
/// Rectangle data structure
class Rect {
public:
Rect(int x0=0, int y0=0, int x1=0, int y1=0) {
x0_ = x0;
y0_ = y0;
x1_ = x1;
y1_ = y1;
}
~Rect() { }
int x0_; ///< Rect top left X-coordinate
int y0_; ///< Rect top left Y-coordinate
int x1_; ///< Rect bottom left X-coordinate
int y1_; ///< Rect bottom right Y-coordinate
inline u32 width() const { return abs(x1_ - x0_); }
inline u32 height() const { return abs(y1_ - y0_); }
inline bool operator == (const Rect& val) const {
return (x0_ == val.x0_ && y0_ == val.y0_ && x1_ == val.x1_ && y1_ == val.y1_);
}
};
}
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