mirror of
https://github.com/yuzu-emu/FasTC
synced 2024-11-22 21:53:52 +00:00
101 lines
3.8 KiB
C++
101 lines
3.8 KiB
C++
/* FasTC
|
|
* Copyright (c) 2013 University of North Carolina at Chapel Hill.
|
|
* All rights reserved.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and its
|
|
* documentation for educational, research, and non-profit purposes, without
|
|
* fee, and without a written agreement is hereby granted, provided that the
|
|
* above copyright notice, this paragraph, and the following four paragraphs
|
|
* appear in all copies.
|
|
*
|
|
* Permission to incorporate this software into commercial products may be
|
|
* obtained by contacting the authors or the Office of Technology Development
|
|
* at the University of North Carolina at Chapel Hill <otd@unc.edu>.
|
|
*
|
|
* This software program and documentation are copyrighted by the University of
|
|
* North Carolina at Chapel Hill. The software program and documentation are
|
|
* supplied "as is," without any accompanying services from the University of
|
|
* North Carolina at Chapel Hill or the authors. The University of North
|
|
* Carolina at Chapel Hill and the authors do not warrant that the operation of
|
|
* the program will be uninterrupted or error-free. The end-user understands
|
|
* that the program was developed for research purposes and is advised not to
|
|
* rely exclusively on the program for any reason.
|
|
*
|
|
* IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
|
|
* AUTHORS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
|
|
* OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF
|
|
* THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA
|
|
* AT CHAPEL HILL OR THE AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
|
|
* DAMAGE.
|
|
*
|
|
* THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY
|
|
* DISCLAIM ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
|
|
* STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON
|
|
* AN "AS IS" BASIS, AND THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND
|
|
* THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
|
|
* ENHANCEMENTS, OR MODIFICATIONS.
|
|
*
|
|
* Please send all BUG REPORTS to <pavel@cs.unc.edu>.
|
|
*
|
|
* The authors may be contacted via:
|
|
*
|
|
* Pavel Krajcevski
|
|
* Dept of Computer Science
|
|
* 201 S Columbia St
|
|
* Frederick P. Brooks, Jr. Computer Science Bldg
|
|
* Chapel Hill, NC 27599-3175
|
|
* USA
|
|
*
|
|
* <http://gamma.cs.unc.edu/FasTC/>
|
|
*/
|
|
|
|
#ifndef BASE_INCLUDE_COLOR_H_
|
|
#define BASE_INCLUDE_COLOR_H_
|
|
|
|
#include "TexCompTypes.h"
|
|
#include "Vector4.h"
|
|
|
|
namespace FasTC {
|
|
|
|
class Color : public Vec4f {
|
|
public:
|
|
Color(float r, float g, float b, float a) : Vec4f(a, r, g, b) { }
|
|
Color() : Vec4f(0, 0, 0, 0) { }
|
|
|
|
// Let's allow us to use the operators...
|
|
template<typename T>
|
|
Color &operator=(const Vector4<T> &other) {
|
|
Vec4f::operator=(other);
|
|
return *this;
|
|
}
|
|
|
|
template<typename T>
|
|
Color(const Vector4<T> &other) : Vec4f(other) { }
|
|
|
|
const float &A() const { return vec[0]; }
|
|
float &A() { return vec[0]; }
|
|
const float &R() const { return vec[1]; }
|
|
float &R() { return vec[1]; }
|
|
const float &G() const { return vec[2]; }
|
|
float &G() { return vec[2]; }
|
|
const float &B() const { return vec[3]; }
|
|
float &B() { return vec[3]; }
|
|
const float &Component(uint32 idx) const { return vec[idx]; }
|
|
float &Component(uint32 idx) { return vec[idx]; }
|
|
|
|
// Take all of the components, transform them to their 8-bit variants,
|
|
// and then pack each channel into an R8G8B8A8 32-bit integer. We assume
|
|
// that the architecture is little-endian, so the alpha channel will end
|
|
// up in the most-significant byte.
|
|
uint32 Pack() const;
|
|
void Unpack(uint32 rgba);
|
|
|
|
// Tests for equality by comparing the values and the bit depths.
|
|
bool operator==(const Color &) const;
|
|
};
|
|
REGISTER_VECTOR_TYPE(Color);
|
|
|
|
} // namespace FasTC
|
|
|
|
#endif // BASE_INCLUDE_COLOR_H_
|