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deps/g3dlite/include/G3D/Vector2int32.h

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+/**
+  @file G3D/Vector2int32.h
+  
+  @maintainer Morgan McGuire, matrix@brown.edu
+
+  @created 2003-08-09
+  @edited  2010-09-03
+
+  Copyright 2000-2012, Morgan McGuire.
+  All rights reserved.
+ */
+
+#ifndef G3D_Vector2int32_h
+#define G3D_Vector2int32_h
+
+#include "G3D/platform.h"
+#include "G3D/g3dmath.h"
+#include "G3D/HashTrait.h"
+
+namespace G3D {
+
+/**
+ \class Vector2int32 
+ A Vector2 that packs its fields into int32s.
+ */
+G3D_BEGIN_PACKED_CLASS(2)
+Vector2int32 {
+private:
+    // Hidden operators
+    bool operator<(const Vector2int32&) const;
+    bool operator>(const Vector2int32&) const;
+    bool operator<=(const Vector2int32&) const;
+    bool operator>=(const Vector2int32&) const;
+
+public:
+    G3D::int32              x;
+    G3D::int32              y;
+
+    Vector2int32() : x(0), y(0) {}
+    Vector2int32(G3D::int32 _x, G3D::int32 _y) : x(_x), y(_y){}
+    explicit Vector2int32(const class Vector2& v);
+    explicit Vector2int32(class BinaryInput& bi);
+    Vector2int32(const class Vector2int16& v);
+
+    inline G3D::int32& operator[] (int i) {
+        debugAssert(((unsigned int)i) <= 1);
+        return ((G3D::int32*)this)[i];
+    }
+
+    inline const G3D::int32& operator[] (int i) const {
+        debugAssert(((unsigned int)i) <= 1);
+        return ((G3D::int32*)this)[i];
+    }
+
+    inline Vector2int32 operator+(const Vector2int32& other) const {
+        return Vector2int32(x + other.x, y + other.y);
+    }
+
+    inline Vector2int32 operator-(const Vector2int32& other) const {
+        return Vector2int32(x - other.x, y - other.y);
+    }
+
+    inline Vector2int32 operator-() const {
+        return Vector2int32(-x, -y);
+    }
+
+    inline Vector2int32 operator*(const Vector2int32& other) const {
+        return Vector2int32(x * other.x, y * other.y);
+    }
+
+    inline Vector2int32 operator*(const int s) const {
+        return Vector2int32(x * s, y * s);
+    }
+
+    inline Vector2int32& operator+=(const Vector2int32& other) {
+        x += other.x;
+        y += other.y;
+        return *this;
+    }
+
+    /** Shifts both x and y */
+    inline Vector2int32 operator>>(const int s) const {
+        return Vector2int32(x >> s, y >> s);
+    }
+
+    /** Shifts both x and y */
+    inline Vector2int32 operator<<(const int s) const {
+        return Vector2int32(x << s, y << s);
+    }
+
+    inline Vector2int32& operator-=(const Vector2int32& other) {
+        x -= other.x;
+        y -= other.y;
+        return *this;
+    }
+
+    inline Vector2int32& operator*=(const Vector2int32& other) {
+        x *= other.x;
+        y *= other.y;
+        return *this;
+    }
+
+    Vector2int32 clamp(const Vector2int32& lo, const Vector2int32& hi);
+
+    inline bool operator==(const Vector2int32& other) const {
+        return (x == other.x) && (y == other.y);
+    }
+
+    inline bool operator!= (const Vector2int32& other) const {
+        return !(*this == other);
+    }
+
+    Vector2int32 max(const Vector2int32& v) const {
+        return Vector2int32(iMax(x, v.x), iMax(y, v.y));
+    }
+
+    Vector2int32 min(const Vector2int32& v) const {
+        return Vector2int32(iMin(x, v.x), iMin(y, v.y));
+    }
+
+    void serialize(class BinaryOutput& bo) const;
+    void deserialize(class BinaryInput& bi);
+}
+G3D_END_PACKED_CLASS(2)
+
+typedef Vector2int32 Point2int32;
+
+} // namespace G3D
+
+template<> struct HashTrait<G3D::Vector2int32> {
+    static size_t hashCode(const G3D::Vector2int32& key) { return static_cast<size_t>(key.x ^ ((int)key.y << 1)); }
+};
+
+#endif