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Code cleanup. Juggling rectangles. I'm about to investigate the problems with Real XFB's in PAL games, so I wanted to make sure all our rectangles were cleaned up and organized.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3794 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Nolan Check
2009-07-15 00:51:24 +00:00
parent 7a82ae0943
commit f338d5c44c
20 changed files with 297 additions and 307 deletions
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33
Source/Core/Common/Src/MathUtil.h
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@ -103,6 +103,38 @@ int ClassifyDouble(double dvalue);
// More efficient float version.
int ClassifyFloat(float fvalue);
template<class T>
struct Rectangle
{
T left;
T top;
T right;
T bottom;
T GetWidth() const { return abs(right - left); }
T GetHeight() const { return abs(bottom - top); }
// If the rectangle is in a coordinate system with a lower-left origin, use
// this Clamp.
void ClampLL(T x1, T y1, T x2, T y2)
{
if (left < x1) left = x1;
if (right > x2) right = x2;
if (top > y1) top = y1;
if (bottom < y2) bottom = y2;
}
// If the rectangle is in an coordinate system with an upper-left origin,
// use this Clamp.
void ClampUL(T x1, T y1, T x2, T y2)
{
if (left < x1) left = x1;
if (right > x2) right = x2;
if (top < y1) top = y1;
if (bottom > y2) bottom = y2;
}
};
} // namespace MathUtil
inline float pow2f(float x) {return x * x;}
@ -158,5 +190,4 @@ public:
float data[16];
};
#endif // _MATH_UTIL_H_