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/* Copyright (C) 2009 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. 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.
*
* 0 A.D. 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.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_BLENDSHAPES
#define INCLUDED_BLENDSHAPES
struct BlendShape4
{
public:
BlendShape4() {}
BlendShape4(int a,int b,int c,int d) {
m_Data[0]=a; m_Data[1]=b; m_Data[2]=c; m_Data[3]=d;
}
int& operator[](int index) { return m_Data[index]; }
const int& operator[](int index) const { return m_Data[index]; }
bool operator==(const BlendShape4& lhs) const {
return memcmp(m_Data,lhs.m_Data,sizeof(BlendShape4))==0;
}
void Rotate90(BlendShape4& dst) const {
dst[0]=m_Data[3];
dst[1]=m_Data[0];
dst[2]=m_Data[1];
dst[3]=m_Data[2];
}
void Rotate180(BlendShape4& dst) const {
dst[0]=m_Data[2];
dst[1]=m_Data[3];
dst[2]=m_Data[0];
dst[3]=m_Data[1];
}
void Rotate270(BlendShape4& dst) const {
dst[0]=m_Data[1];
dst[1]=m_Data[2];
dst[2]=m_Data[3];
dst[3]=m_Data[0];
}
void FlipU(BlendShape4& dst) const {
dst[0]=m_Data[2];
dst[1]=m_Data[1];
dst[2]=m_Data[0];
dst[3]=m_Data[3];
}
void FlipV(BlendShape4& dst) const {
dst[0]=m_Data[0];
dst[1]=m_Data[3];
dst[2]=m_Data[2];
dst[3]=m_Data[1];
}
private:
int m_Data[4];
};
struct BlendShape8
{
public:
BlendShape8() {}
BlendShape8(int a,int b,int c,int d,int e,int f,int g,int h) {
m_Data[0]=a; m_Data[1]=b; m_Data[2]=c; m_Data[3]=d;
m_Data[4]=e; m_Data[5]=f; m_Data[6]=g; m_Data[7]=h;
}
int& operator[](size_t index) { return m_Data[index]; }
const int& operator[](size_t index) const { return m_Data[index]; }
bool operator==(const BlendShape8& lhs) const {
return memcmp(m_Data,lhs.m_Data,sizeof(BlendShape8))==0;
}
void Rotate90(BlendShape8& dst) const {
dst[0]=m_Data[6];
dst[1]=m_Data[7];
dst[2]=m_Data[0];
dst[3]=m_Data[1];
dst[4]=m_Data[2];
dst[5]=m_Data[3];
dst[6]=m_Data[4];
dst[7]=m_Data[5];
}
void Rotate180(BlendShape8& dst) const {
dst[0]=m_Data[4];
dst[1]=m_Data[5];
dst[2]=m_Data[6];
dst[3]=m_Data[7];
dst[4]=m_Data[0];
dst[5]=m_Data[1];
dst[6]=m_Data[2];
dst[7]=m_Data[3];
}
void Rotate270(BlendShape8& dst) const {
dst[0]=m_Data[2];
dst[1]=m_Data[3];
dst[2]=m_Data[4];
dst[3]=m_Data[5];
dst[4]=m_Data[6];
dst[5]=m_Data[7];
dst[6]=m_Data[0];
dst[7]=m_Data[1];
}
void FlipU(BlendShape8& dst) const {
dst[0]=m_Data[4];
dst[1]=m_Data[3];
dst[2]=m_Data[2];
dst[3]=m_Data[1];
dst[4]=m_Data[0];
dst[5]=m_Data[7];
dst[6]=m_Data[6];
dst[7]=m_Data[5];
}
void FlipV(BlendShape8& dst) const {
dst[0]=m_Data[0];
dst[1]=m_Data[7];
dst[2]=m_Data[6];
dst[3]=m_Data[5];
dst[4]=m_Data[4];
dst[5]=m_Data[3];
dst[6]=m_Data[2];
dst[7]=m_Data[1];
}
private:
int m_Data[8];
};
#endif
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